Merge pull request #16421 from ioito/hotfix/qx-vendor-update-ghw

fix: vendor update
2026-09-21 14:19:49 +08:00 · 2023-04-11 19:57:20 +08:00
parent 6457f5b404 15b234e814
commit 98b02fd770
198 changed files with 3270 additions and 2672 deletions
@@ -32,7 +32,7 @@ require (
 	github.com/gosuri/uitable v0.0.0-20160404203958-36ee7e946282
 	github.com/hako/durafmt v0.0.0-20180520121703-7b7ae1e72ead
 	github.com/hugozhu/godingtalk v1.0.6
-	github.com/jaypipes/ghw v0.9.1
+	github.com/jaypipes/ghw v0.10.0
 	github.com/koding/websocketproxy v0.0.0-20181220232114-7ed82d81a28c
 	github.com/lestrrat-go/jwx v1.0.2
 	github.com/lestrrat/go-jwx v0.0.0-20180221005942-b7d4802280ae
@@ -64,14 +64,14 @@ require (
 	github.com/vmihailenco/msgpack v4.0.4+incompatible
 	go.etcd.io/etcd/api/v3 v3.5.0
 	go.etcd.io/etcd/client/v3 v3.5.0
-	golang.org/x/crypto v0.1.0
-	golang.org/x/net v0.7.0
+	golang.org/x/crypto v0.8.0
+	golang.org/x/net v0.9.0
 	golang.org/x/sync v0.1.0
-	golang.org/x/sys v0.5.0
-	golang.org/x/text v0.7.0
+	golang.org/x/sys v0.7.0
+	golang.org/x/text v0.9.0
 	golang.org/x/time v0.0.0-20210220033141-f8bda1e9f3ba
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1
-	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20221104135756-97bc4ad4a1cb
+	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde
 	google.golang.org/grpc v1.38.0
 	google.golang.org/protobuf v1.27.1
 	gopkg.in/fatih/set.v0 v0.2.1
@@ -156,7 +156,7 @@ require (
 	github.com/gin-contrib/sse v0.1.0 // indirect
 	github.com/glycerine/go-unsnap-stream v0.0.0-20181221182339-f9677308dec2 // indirect
 	github.com/go-logfmt/logfmt v0.5.0 // indirect
-	github.com/go-logr/logr v1.2.3 // indirect
+	github.com/go-logr/logr v0.4.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-playground/locales v0.13.0 // indirect
 	github.com/go-playground/universal-translator v0.17.0 // indirect
@@ -167,7 +167,7 @@ require (
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db // indirect
-	github.com/google/btree v1.0.0 // indirect
+	github.com/google/btree v1.0.1 // indirect
 	github.com/google/go-querystring v1.0.0 // indirect
 	github.com/google/gofuzz v1.1.0 // indirect
 	github.com/googleapis/gax-go/v2 v2.0.5 // indirect
@@ -244,10 +244,10 @@ require (
 	go.uber.org/multierr v1.6.0 // indirect
 	go.uber.org/zap v1.17.0 // indirect
 	golang.org/x/lint v0.0.0-20210508222113-6edffad5e616 // indirect
-	golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 // indirect
+	golang.org/x/mod v0.8.0 // indirect
 	golang.org/x/oauth2 v0.0.0-20210514164344-f6687ab2804c // indirect
-	golang.org/x/term v0.5.0 // indirect
-	golang.org/x/tools v0.1.12 // indirect
+	golang.org/x/term v0.7.0 // indirect
+	golang.org/x/tools v0.6.0 // indirect
 	google.golang.org/api v0.30.0 // indirect
 	google.golang.org/appengine v1.6.6 // indirect
 	google.golang.org/genproto v0.0.0-20210602131652-f16073e35f0c // indirect
@@ -262,8 +262,3 @@ require (
 	sigs.k8s.io/structured-merge-diff/v4 v4.0.1 // indirect
 	sigs.k8s.io/yaml v1.2.0 // indirect
 )
-
-replace (
-	github.com/go-logr/logr => github.com/go-logr/logr v0.4.0
-	github.com/jaypipes/ghw => github.com/zexi/ghw v0.9.1
-)
@@ -273,6 +273,8 @@ github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9
 github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk=
 github.com/go-logfmt/logfmt v0.5.0 h1:TrB8swr/68K7m9CcGut2g3UOihhbcbiMAYiuTXdEih4=
 github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG1KdI/P7A=
+github.com/go-logr/logr v0.1.0/go.mod h1:ixOQHD9gLJUVQQ2ZOR7zLEifBX6tGkNJF4QyIY7sIas=
+github.com/go-logr/logr v0.2.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTgseGU=
 github.com/go-logr/logr v0.4.0 h1:K7/B1jt6fIBQVd4Owv2MqGQClcgf0R266+7C/QjRcLc=
 github.com/go-logr/logr v0.4.0/go.mod h1:z6/tIYblkpsD+a4lm/fGIIU9mZ+XfAiaFtq7xTgseGU=
 github.com/go-ole/go-ole v1.2.5/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
@@ -344,8 +346,9 @@ github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db h1:woRePGFeVFfLKN/pO
 github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/google/btree v0.0.0-20180124185431-e89373fe6b4a/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
 github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
-github.com/google/btree v1.0.0 h1:0udJVsspx3VBr5FwtLhQQtuAsVc79tTq0ocGIPAU6qo=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
+github.com/google/btree v1.0.1 h1:gK4Kx5IaGY9CD5sPJ36FHiBJ6ZXl0kilRiiCj+jdYp4=
+github.com/google/btree v1.0.1/go.mod h1:xXMiIv4Fb/0kKde4SpL7qlzvu5cMJDRkFDxJfI9uaxA=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
 github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
@@ -424,9 +427,9 @@ github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:
 github.com/imdario/mergo v0.3.5/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
 github.com/imdario/mergo v0.3.6 h1:xTNEAn+kxVO7dTZGu0CegyqKZmoWFI0rF8UxjlB2d28=
 github.com/imdario/mergo v0.3.6/go.mod h1:2EnlNZ0deacrJVfApfmtdGgDfMuh/nq6Ok1EcJh5FfA=
-github.com/inconshreveable/mousetrap v1.0.0/go.mod h1:PxqpIevigyE2G7u3NXJIT2ANytuPF1OarO4DADm73n8=
 github.com/ipandtcp/godingtalk v0.0.0-20180410032244-ca3d6ac197fb/go.mod h1:3umLciE1jBnh2LgrL15R2zbEe+HVPRZXnlSjjb/dYiw=
-github.com/jaypipes/pcidb v1.0.0/go.mod h1:TnYUvqhPBzCKnH34KrIX22kAeEbDCSRJ9cqLRCuNDfk=
+github.com/jaypipes/ghw v0.10.0 h1:UHu9UX08Py315iPojADFPOkmjTsNzHj4g4adsNKKteY=
+github.com/jaypipes/ghw v0.10.0/go.mod h1:jeJGbkRB2lL3/gxYzNYzEDETV1ZJ56OKr+CSeSEym+g=
 github.com/jdcloud-api/jdcloud-sdk-go v1.55.0 h1:mzVj8r6fluEwjn8ogqtGfYW2qSIVUaEq0JAsvjCav3A=
 github.com/jdcloud-api/jdcloud-sdk-go v1.55.0/go.mod h1:UrKjuULIWLjHFlG6aSPunArE5QX57LftMmStAZJBEX8=
 github.com/jessevdk/go-flags v1.4.0/go.mod h1:4FA24M0QyGHXBuZZK/XkWh8h0e1EYbRYJSGM75WSRxI=
@@ -537,7 +540,6 @@ github.com/minio/minio-go/v6 v6.0.33 h1:CNThMAZ9bN6OEIP8DulqlYpaXKJ18rgG/Cqm14Q4
 github.com/minio/minio-go/v6 v6.0.33/go.mod h1:vaNT59cWULS37E+E9zkuN/BVnKHyXtVGS+b04Boc66Y=
 github.com/mitchellh/copystructure v1.0.0 h1:Laisrj+bAB6b/yJwB5Bt3ITZhGJdqmxquMKeZ+mmkFQ=
 github.com/mitchellh/copystructure v1.0.0/go.mod h1:SNtv71yrdKgLRyLFxmLdkAbkKEFWgYaq1OVrnRcwhnw=
-github.com/mitchellh/go-homedir v1.0.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
 github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/reflectwalk v1.0.0 h1:9D+8oIskB4VJBN5SFlmc27fSlIBZaov1Wpk/IfikLNY=
@@ -662,9 +664,7 @@ github.com/spaolacci/murmur3 v0.0.0-20180118202830-f09979ecbc72/go.mod h1:JwIasO
 github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
 github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/spf13/afero v1.2.2/go.mod h1:9ZxEEn6pIJ8Rxe320qSDBk6AsU0r9pR7Q4OcevTdifk=
-github.com/spf13/cobra v0.0.3/go.mod h1:1l0Ry5zgKvJasoi3XT1TypsSe7PqH0Sj9dhYf7v3XqQ=
 github.com/spf13/pflag v0.0.0-20170130214245-9ff6c6923cff/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
-github.com/spf13/pflag v1.0.2/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
 github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
 github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
@@ -728,8 +728,6 @@ github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9dec
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yusufpapurcu/wmi v1.2.2 h1:KBNDSne4vP5mbSWnJbO+51IMOXJB67QiYCSBrubbPRg=
 github.com/yusufpapurcu/wmi v1.2.2/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
-github.com/zexi/ghw v0.9.1 h1:3PaJ22kRnqTsTJWpNLminGQcYrIT3FA4nz6h1R4E2mg=
-github.com/zexi/ghw v0.9.1/go.mod h1:dXMo19735vXOjpIBDyDYSp31sB2u4hrtRCMxInqQ64k=
 go.etcd.io/etcd/api/v3 v3.5.0 h1:GsV3S+OfZEOCNXdtNkBSR7kgLobAa/SO6tCxRa0GAYw=
 go.etcd.io/etcd/api/v3 v3.5.0/go.mod h1:cbVKeC6lCfl7j/8jBhAK6aIYO9XOjdptoxU/nLQcPvs=
 go.etcd.io/etcd/client/pkg/v3 v3.5.0 h1:2aQv6F436YnN7I4VbI8PPYrBhu+SmrTaADcf8Mi/6PU=
@@ -760,8 +758,8 @@ golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8U
 golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20201012173705-84dcc777aaee/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.1.0 h1:MDRAIl0xIo9Io2xV565hzXHw3zVseKrJKodhohM5CjU=
-golang.org/x/crypto v0.1.0/go.mod h1:RecgLatLF4+eUMCP1PoPZQb+cVrJcOPbHkTkbkB9sbw=
+golang.org/x/crypto v0.8.0 h1:pd9TJtTueMTVQXzk8E2XESSMQDj/U7OUu0PqJqPXQjQ=
+golang.org/x/crypto v0.8.0/go.mod h1:mRqEX+O9/h5TFCrQhkgjo2yKi0yYA+9ecGkdQoHrywE=
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190510132918-efd6b22b2522/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
@@ -796,8 +794,8 @@ golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 h1:6zppjxzCulZykYSLyVDYbneBfbaBIQPYMevg0bEwv2s=
-golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
+golang.org/x/mod v0.8.0 h1:LUYupSeNrTNCGzR/hVBk2NHZO4hXcVaW1k4Qx7rjPx8=
+golang.org/x/mod v0.8.0/go.mod h1:iBbtSCu2XBx23ZKBPSOrRkjjQPZFPuis4dIYUhu/chs=
 golang.org/x/net v0.0.0-20180524181706-dfa909b99c79/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -837,8 +835,8 @@ golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwY
 golang.org/x/net v0.0.0-20201110031124-69a78807bb2b/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20210405180319-a5a99cb37ef4/go.mod h1:p54w0d4576C0XHj96bSt6lcn1PtDYWL6XObtHCRCNQM=
 golang.org/x/net v0.0.0-20210525063256-abc453219eb5/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/net v0.7.0 h1:rJrUqqhjsgNp7KqAIc25s9pZnjU7TUcSY7HcVZjdn1g=
-golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
+golang.org/x/net v0.9.0 h1:aWJ/m6xSmxWBx+V0XRHTlrYrPG56jKsLdTFmsSsCzOM=
+golang.org/x/net v0.9.0/go.mod h1:d48xBJpPfHeWQsugry2m+kC02ZBRGRgulfHnEXEuWns=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -918,15 +916,14 @@ golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220114195835-da31bd327af9/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220128215802-99c3d69c2c27/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220319134239-a9b59b0215f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220412211240-33da011f77ad/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
-golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
+golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/term v0.5.0 h1:n2a8QNdAb0sZNpU9R1ALUXBbY+w51fCQDN+7EdxNBsY=
-golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
+golang.org/x/term v0.7.0 h1:BEvjmm5fURWqcfbSKTdpkDXYBrUS1c0m8agp14W48vQ=
+golang.org/x/term v0.7.0/go.mod h1:P32HKFT3hSsZrRxla30E9HqToFYAQPCMs/zFMBUFqPY=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.1-0.20180807135948-17ff2d5776d2/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -934,8 +931,8 @@ golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
-golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
+golang.org/x/text v0.9.0 h1:2sjJmO8cDvYveuX97RDLsxlyUxLl+GHoLxBiRdHllBE=
+golang.org/x/text v0.9.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
 golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -991,15 +988,15 @@ golang.org/x/tools v0.0.0-20200825202427-b303f430e36d/go.mod h1:njjCfa9FT2d7l9Bc
 golang.org/x/tools v0.0.0-20201211185031-d93e913c1a58/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.1.2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.12 h1:VveCTK38A2rkS8ZqFY25HIDFscX5X9OoEhJd3quQmXU=
-golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
+golang.org/x/tools v0.6.0 h1:BOw41kyTf3PuCW1pVQf8+Cyg8pMlkYB1oo9iJ6D/lKM=
+golang.org/x/tools v0.6.0/go.mod h1:Xwgl3UAJ/d3gWutnCtw505GrjyAbvKui8lOU390QaIU=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20221104135756-97bc4ad4a1cb h1:9aqVcYEDHmSNb0uOWukxV5lHV09WqiSiCuhEgWNETLY=
-golang.zx2c4.com/wireguard/wgctrl v0.0.0-20221104135756-97bc4ad4a1cb/go.mod h1:mQqgjkW8GQQcJQsbBvK890TKqUK1DfKWkuBGbOkuMHQ=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde h1:ybF7AMzIUikL9x4LgwEmzhXtzRpKNqngme1VGDWz+Nk=
+golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230215201556-9c5414ab4bde/go.mod h1:mQqgjkW8GQQcJQsbBvK890TKqUK1DfKWkuBGbOkuMHQ=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/api v0.7.0/go.mod h1:WtwebWUNSVBH/HAw79HIFXZNqEvBhG+Ra+ax0hx3E3M=
 google.golang.org/api v0.8.0/go.mod h1:o4eAsZoiT+ibD93RtjEohWalFOjRDx6CVaqeizhEnKg=
@@ -1115,7 +1112,6 @@ gopkg.in/square/go-jose.v2 v2.2.2/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/urfave/cli.v1 v1.19.1/go.mod h1:vuBzUtMdQeixQj8LVd+/98pzhxNGQoyuPBlsXHOQNO0=
 gopkg.in/urfave/cli.v1 v1.20.0/go.mod h1:vuBzUtMdQeixQj8LVd+/98pzhxNGQoyuPBlsXHOQNO0=
-gopkg.in/yaml.v1 v1.0.0-20140924161607-9f9df34309c0/go.mod h1:WDnlLJ4WF5VGsH/HVa3CI79GS0ol3YnhVnKP89i0kNg=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.3/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -1136,7 +1132,6 @@ honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
-howett.net/plist v1.0.0/go.mod h1:lqaXoTrLY4hg8tnEzNru53gicrbv7rrk+2xJA/7hw9g=
 k8s.io/api v0.19.3 h1:GN6ntFnv44Vptj/b+OnMW7FmzkpDoIDLZRvKX3XH9aU=
 k8s.io/api v0.19.3/go.mod h1:VF+5FT1B74Pw3KxMdKyinLo+zynBaMBiAfGMuldcNDs=
 k8s.io/apimachinery v0.19.3 h1:bpIQXlKjB4cB/oNpnNnV+BybGPR7iP5oYpsOTEJ4hgc=
@@ -796,7 +796,7 @@ func (t *BTree) DescendLessOrEqual(pivot Item, iterator ItemIterator) {
 }

 // DescendGreaterThan calls the iterator for every value in the tree within
-// the range (pivot, last], until iterator returns false.
+// the range [last, pivot), until iterator returns false.
 func (t *BTree) DescendGreaterThan(pivot Item, iterator ItemIterator) {
 	if t.root == nil {
 		return
@@ -11,7 +11,6 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
-	"regexp"
 	"strconv"
 	"strings"

@@ -33,24 +32,6 @@ func (i *Info) load() error {
 	return nil
 }

-func ProcByID(procs []*Processor, id int) *Processor {
-	for pid := range procs {
-		if procs[pid].ID == id {
-			return procs[pid]
-		}
-	}
-	return nil
-}
-
-func CoreByID(cores []*ProcessorCore, id int) *ProcessorCore {
-	for cid := range cores {
-		if cores[cid].Index == id {
-			return cores[cid]
-		}
-	}
-	return nil
-}
-
 func processorsGet(ctx *context.Context) []*Processor {
 	procs := make([]*Processor, 0)
 	paths := linuxpath.New(ctx)
@@ -65,7 +46,6 @@ func processorsGet(ctx *context.Context) []*Processor {
 	procAttrs := make([]map[string]string, 0)
 	curProcAttrs := make(map[string]string)

-	// Parse /proc/cpuinfo
 	scanner := bufio.NewScanner(r)
 	for scanner.Scan() {
 		line := strings.TrimSpace(scanner.Text())
@@ -84,69 +64,85 @@ func processorsGet(ctx *context.Context) []*Processor {
 		curProcAttrs[key] = value
 	}

-	// Iterate on /sys/devices/system/cpu/cpuN, not on /proc/cpuinfo
-	Entries, _ := ioutil.ReadDir(paths.SysDevicesSystemCPU)
-	for _, lcore := range Entries {
-		reg := regexp.MustCompile("^cpu([0-9]+)$")
-		if !reg.MatchString(lcore.Name()) {
+	// Build a set of physical processor IDs which represent the physical
+	// package of the CPU
+	setPhysicalIDs := make(map[int]bool)
+	for _, attrs := range procAttrs {
+		pid, err := strconv.Atoi(attrs["physical id"])
+		if err != nil {
 			continue
 		}
+		setPhysicalIDs[pid] = true
+	}

-		lcoreID, error := strconv.Atoi(lcore.Name()[3:]) // get "N" out of "cpuN"
-		if error != nil {
+	for pid := range setPhysicalIDs {
+		p := &Processor{
+			ID: pid,
+		}
+		// The indexes into the array of attribute maps for each logical
+		// processor within the physical processor
+		lps := make([]int, 0)
+		for x := range procAttrs {
+			lppid, err := strconv.Atoi(procAttrs[x]["physical id"])
+			if err != nil {
+				continue
+			}
+			if pid == lppid {
+				lps = append(lps, x)
+			}
+		}
+		first := procAttrs[lps[0]]
+		p.Model = first["model name"]
+		p.Vendor = first["vendor_id"]
+		numCores, err := strconv.Atoi(first["cpu cores"])
+		if err != nil {
 			continue
 		}
-
-		// Fetch CPU ID
-		physIdPath := fmt.Sprintf(
-			"%s/cpu%d/topology/physical_package_id",
-			paths.SysDevicesSystemCPU,
-			lcoreID,
-		)
-		cpuID := util.SafeIntFromFile(ctx, physIdPath)
-
-		proc := ProcByID(procs, cpuID)
-		if proc == nil {
-			proc = &Processor{ID: cpuID}
-			// Assumes /proc/cpuinfo is in order of logical cpu id, then
-			// procAttrs[lcoreID] describes logical cpu `lcoreID`.
-			// Once got a more robust way of fetching the following info,
-			// can we drop /proc/cpuinfo.
-			if len(procAttrs[lcoreID]["flags"]) != 0 { // x86
-				proc.Capabilities = strings.Split(procAttrs[lcoreID]["flags"], " ")
-			} else if len(procAttrs[lcoreID]["Features"]) != 0 { // ARM64
-				proc.Capabilities = strings.Split(procAttrs[lcoreID]["Features"], " ")
-			}
-			if len(procAttrs[lcoreID]["model name"]) != 0 {
-				proc.Model = procAttrs[lcoreID]["model name"]
-			} else if len(procAttrs[lcoreID]["uarch"]) != 0 { // SiFive
-				proc.Model = procAttrs[lcoreID]["uarch"]
-			}
-			if len(procAttrs[lcoreID]["vendor_id"]) != 0 {
-				proc.Vendor = procAttrs[lcoreID]["vendor_id"]
-			} else if len(procAttrs[lcoreID]["isa"]) != 0 { // RISCV64
-				proc.Vendor = procAttrs[lcoreID]["isa"]
-			}
-			procs = append(procs, proc)
+		p.NumCores = uint32(numCores)
+		numThreads, err := strconv.Atoi(first["siblings"])
+		if err != nil {
+			continue
 		}
+		p.NumThreads = uint32(numThreads)

-		// Fetch Core ID
-		coreIdPath := fmt.Sprintf(
-			"%s/cpu%d/topology/core_id",
-			paths.SysDevicesSystemCPU,
-			lcoreID,
-		)
-		coreID := util.SafeIntFromFile(ctx, coreIdPath)
-		core := CoreByID(proc.Cores, coreID)
-		if core == nil {
-			core = &ProcessorCore{Index: coreID, NumThreads: 1}
-			proc.Cores = append(proc.Cores, core)
-			proc.NumCores += 1
-		} else {
-			core.NumThreads += 1
+		// The flags field is a space-separated list of CPU capabilities
+		p.Capabilities = strings.Split(first["flags"], " ")
+
+		cores := make([]*ProcessorCore, 0)
+		for _, lpidx := range lps {
+			lpid, err := strconv.Atoi(procAttrs[lpidx]["processor"])
+			if err != nil {
+				continue
+			}
+			coreID, err := strconv.Atoi(procAttrs[lpidx]["core id"])
+			if err != nil {
+				continue
+			}
+			var core *ProcessorCore
+			for _, c := range cores {
+				if c.ID == coreID {
+					c.LogicalProcessors = append(
+						c.LogicalProcessors,
+						lpid,
+					)
+					c.NumThreads = uint32(len(c.LogicalProcessors))
+					core = c
+				}
+			}
+			if core == nil {
+				coreLps := make([]int, 1)
+				coreLps[0] = lpid
+				core = &ProcessorCore{
+					ID:                coreID,
+					Index:             len(cores),
+					NumThreads:        1,
+					LogicalProcessors: coreLps,
+				}
+				cores = append(cores, core)
+			}
 		}
-		proc.NumThreads += 1
-		core.LogicalProcessors = append(core.LogicalProcessors, lcoreID)
+		p.Cores = cores
+		procs = append(procs, p)
 	}
 	return procs
 }
@@ -64,7 +64,6 @@ type Paths struct {
 	SysBlock               string
 	SysDevicesSystemNode   string
 	SysDevicesSystemMemory string
-	SysDevicesSystemCPU    string
 	SysBusPciDevices       string
 	SysClassDRM            string
 	SysClassDMI            string
@@ -85,7 +84,6 @@ func New(ctx *context.Context) *Paths {
 		SysBlock:               filepath.Join(ctx.Chroot, roots.Sys, "block"),
 		SysDevicesSystemNode:   filepath.Join(ctx.Chroot, roots.Sys, "devices", "system", "node"),
 		SysDevicesSystemMemory: filepath.Join(ctx.Chroot, roots.Sys, "devices", "system", "memory"),
-		SysDevicesSystemCPU:    filepath.Join(ctx.Chroot, roots.Sys, "devices", "system", "cpu"),
 		SysBusPciDevices:       filepath.Join(ctx.Chroot, roots.Sys, "bus", "pci", "devices"),
 		SysClassDRM:            filepath.Join(ctx.Chroot, roots.Sys, "class", "drm"),
 		SysClassDMI:            filepath.Join(ctx.Chroot, roots.Sys, "class", "dmi"),
@@ -50,7 +50,7 @@ func (ih InvalidHashPrefixError) Error() string {
 type InvalidCostError int

 func (ic InvalidCostError) Error() string {
-	return fmt.Sprintf("crypto/bcrypt: cost %d is outside allowed range (%d,%d)", int(ic), int(MinCost), int(MaxCost))
+	return fmt.Sprintf("crypto/bcrypt: cost %d is outside allowed range (%d,%d)", int(ic), MinCost, MaxCost)
 }

 const (
@@ -82,11 +82,20 @@ type hashed struct {
 	minor byte
 }

+// ErrPasswordTooLong is returned when the password passed to
+// GenerateFromPassword is too long (i.e. > 72 bytes).
+var ErrPasswordTooLong = errors.New("bcrypt: password length exceeds 72 bytes")
+
 // GenerateFromPassword returns the bcrypt hash of the password at the given
 // cost. If the cost given is less than MinCost, the cost will be set to
 // DefaultCost, instead. Use CompareHashAndPassword, as defined in this package,
 // to compare the returned hashed password with its cleartext version.
+// GenerateFromPassword does not accept passwords longer than 72 bytes, which
+// is the longest password bcrypt will operate on.
 func GenerateFromPassword(password []byte, cost int) ([]byte, error) {
+	if len(password) > 72 {
+		return nil, ErrPasswordTooLong
+	}
 	p, err := newFromPassword(password, cost)
 	if err != nil {
 		return nil, err
@@ -5,71 +5,18 @@
 // Package curve25519 provides an implementation of the X25519 function, which
 // performs scalar multiplication on the elliptic curve known as Curve25519.
 // See RFC 7748.
+//
+// Starting in Go 1.20, this package is a wrapper for the X25519 implementation
+// in the crypto/ecdh package.
 package curve25519 // import "golang.org/x/crypto/curve25519"

-import (
-	"crypto/subtle"
-	"errors"
-	"strconv"
-
-	"golang.org/x/crypto/curve25519/internal/field"
-)
-
 // ScalarMult sets dst to the product scalar * point.
 //
 // Deprecated: when provided a low-order point, ScalarMult will set dst to all
 // zeroes, irrespective of the scalar. Instead, use the X25519 function, which
 // will return an error.
 func ScalarMult(dst, scalar, point *[32]byte) {
-	var e [32]byte
-
-	copy(e[:], scalar[:])
-	e[0] &= 248
-	e[31] &= 127
-	e[31] |= 64
-
-	var x1, x2, z2, x3, z3, tmp0, tmp1 field.Element
-	x1.SetBytes(point[:])
-	x2.One()
-	x3.Set(&x1)
-	z3.One()
-
-	swap := 0
-	for pos := 254; pos >= 0; pos-- {
-		b := e[pos/8] >> uint(pos&7)
-		b &= 1
-		swap ^= int(b)
-		x2.Swap(&x3, swap)
-		z2.Swap(&z3, swap)
-		swap = int(b)
-
-		tmp0.Subtract(&x3, &z3)
-		tmp1.Subtract(&x2, &z2)
-		x2.Add(&x2, &z2)
-		z2.Add(&x3, &z3)
-		z3.Multiply(&tmp0, &x2)
-		z2.Multiply(&z2, &tmp1)
-		tmp0.Square(&tmp1)
-		tmp1.Square(&x2)
-		x3.Add(&z3, &z2)
-		z2.Subtract(&z3, &z2)
-		x2.Multiply(&tmp1, &tmp0)
-		tmp1.Subtract(&tmp1, &tmp0)
-		z2.Square(&z2)
-
-		z3.Mult32(&tmp1, 121666)
-		x3.Square(&x3)
-		tmp0.Add(&tmp0, &z3)
-		z3.Multiply(&x1, &z2)
-		z2.Multiply(&tmp1, &tmp0)
-	}
-
-	x2.Swap(&x3, swap)
-	z2.Swap(&z3, swap)
-
-	z2.Invert(&z2)
-	x2.Multiply(&x2, &z2)
-	copy(dst[:], x2.Bytes())
+	scalarMult(dst, scalar, point)
 }

 // ScalarBaseMult sets dst to the product scalar * base where base is the
@@ -78,7 +25,7 @@ func ScalarMult(dst, scalar, point *[32]byte) {
 // It is recommended to use the X25519 function with Basepoint instead, as
 // copying into fixed size arrays can lead to unexpected bugs.
 func ScalarBaseMult(dst, scalar *[32]byte) {
-	ScalarMult(dst, scalar, &basePoint)
+	scalarBaseMult(dst, scalar)
 }

 const (
@@ -91,21 +38,10 @@ const (
 // Basepoint is the canonical Curve25519 generator.
 var Basepoint []byte

-var basePoint = [32]byte{9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
+var basePoint = [32]byte{9}

 func init() { Basepoint = basePoint[:] }

-func checkBasepoint() {
-	if subtle.ConstantTimeCompare(Basepoint, []byte{
-		0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	}) != 1 {
-		panic("curve25519: global Basepoint value was modified")
-	}
-}
-
 // X25519 returns the result of the scalar multiplication (scalar * point),
 // according to RFC 7748, Section 5. scalar, point and the return value are
 // slices of 32 bytes.
@@ -121,26 +57,3 @@ func X25519(scalar, point []byte) ([]byte, error) {
 	var dst [32]byte
 	return x25519(&dst, scalar, point)
 }
-
-func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) {
-	var in [32]byte
-	if l := len(scalar); l != 32 {
-		return nil, errors.New("bad scalar length: " + strconv.Itoa(l) + ", expected 32")
-	}
-	if l := len(point); l != 32 {
-		return nil, errors.New("bad point length: " + strconv.Itoa(l) + ", expected 32")
-	}
-	copy(in[:], scalar)
-	if &point[0] == &Basepoint[0] {
-		checkBasepoint()
-		ScalarBaseMult(dst, &in)
-	} else {
-		var base, zero [32]byte
-		copy(base[:], point)
-		ScalarMult(dst, &in, &base)
-		if subtle.ConstantTimeCompare(dst[:], zero[:]) == 1 {
-			return nil, errors.New("bad input point: low order point")
-		}
-	}
-	return dst[:], nil
-}
@@ -0,0 +1,105 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build !go1.20
+
+package curve25519
+
+import (
+	"crypto/subtle"
+	"errors"
+	"strconv"
+
+	"golang.org/x/crypto/curve25519/internal/field"
+)
+
+func scalarMult(dst, scalar, point *[32]byte) {
+	var e [32]byte
+
+	copy(e[:], scalar[:])
+	e[0] &= 248
+	e[31] &= 127
+	e[31] |= 64
+
+	var x1, x2, z2, x3, z3, tmp0, tmp1 field.Element
+	x1.SetBytes(point[:])
+	x2.One()
+	x3.Set(&x1)
+	z3.One()
+
+	swap := 0
+	for pos := 254; pos >= 0; pos-- {
+		b := e[pos/8] >> uint(pos&7)
+		b &= 1
+		swap ^= int(b)
+		x2.Swap(&x3, swap)
+		z2.Swap(&z3, swap)
+		swap = int(b)
+
+		tmp0.Subtract(&x3, &z3)
+		tmp1.Subtract(&x2, &z2)
+		x2.Add(&x2, &z2)
+		z2.Add(&x3, &z3)
+		z3.Multiply(&tmp0, &x2)
+		z2.Multiply(&z2, &tmp1)
+		tmp0.Square(&tmp1)
+		tmp1.Square(&x2)
+		x3.Add(&z3, &z2)
+		z2.Subtract(&z3, &z2)
+		x2.Multiply(&tmp1, &tmp0)
+		tmp1.Subtract(&tmp1, &tmp0)
+		z2.Square(&z2)
+
+		z3.Mult32(&tmp1, 121666)
+		x3.Square(&x3)
+		tmp0.Add(&tmp0, &z3)
+		z3.Multiply(&x1, &z2)
+		z2.Multiply(&tmp1, &tmp0)
+	}
+
+	x2.Swap(&x3, swap)
+	z2.Swap(&z3, swap)
+
+	z2.Invert(&z2)
+	x2.Multiply(&x2, &z2)
+	copy(dst[:], x2.Bytes())
+}
+
+func scalarBaseMult(dst, scalar *[32]byte) {
+	checkBasepoint()
+	scalarMult(dst, scalar, &basePoint)
+}
+
+func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) {
+	var in [32]byte
+	if l := len(scalar); l != 32 {
+		return nil, errors.New("bad scalar length: " + strconv.Itoa(l) + ", expected 32")
+	}
+	if l := len(point); l != 32 {
+		return nil, errors.New("bad point length: " + strconv.Itoa(l) + ", expected 32")
+	}
+	copy(in[:], scalar)
+	if &point[0] == &Basepoint[0] {
+		scalarBaseMult(dst, &in)
+	} else {
+		var base, zero [32]byte
+		copy(base[:], point)
+		scalarMult(dst, &in, &base)
+		if subtle.ConstantTimeCompare(dst[:], zero[:]) == 1 {
+			return nil, errors.New("bad input point: low order point")
+		}
+	}
+	return dst[:], nil
+}
+
+func checkBasepoint() {
+	if subtle.ConstantTimeCompare(Basepoint, []byte{
+		0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	}) != 1 {
+		panic("curve25519: global Basepoint value was modified")
+	}
+}
@@ -0,0 +1,46 @@
+// Copyright 2022 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.20
+
+package curve25519
+
+import "crypto/ecdh"
+
+func x25519(dst *[32]byte, scalar, point []byte) ([]byte, error) {
+	curve := ecdh.X25519()
+	pub, err := curve.NewPublicKey(point)
+	if err != nil {
+		return nil, err
+	}
+	priv, err := curve.NewPrivateKey(scalar)
+	if err != nil {
+		return nil, err
+	}
+	out, err := priv.ECDH(pub)
+	if err != nil {
+		return nil, err
+	}
+	copy(dst[:], out)
+	return dst[:], nil
+}
+
+func scalarMult(dst, scalar, point *[32]byte) {
+	if _, err := x25519(dst, scalar[:], point[:]); err != nil {
+		// The only error condition for x25519 when the inputs are 32 bytes long
+		// is if the output would have been the all-zero value.
+		for i := range dst {
+			dst[i] = 0
+		}
+	}
+}
+
+func scalarBaseMult(dst, scalar *[32]byte) {
+	curve := ecdh.X25519()
+	priv, err := curve.NewPrivateKey(scalar[:])
+	if err != nil {
+		panic("curve25519: internal error: scalarBaseMult was not 32 bytes")
+	}
+	copy(dst[:], priv.PublicKey().Bytes())
+}
@@ -245,7 +245,7 @@ func feSquareGeneric(v, a *Element) {
 	v.carryPropagate()
 }

-// carryPropagate brings the limbs below 52 bits by applying the reduction
+// carryPropagateGeneric brings the limbs below 52 bits by applying the reduction
 // identity (a * 2²⁵⁵ + b = a * 19 + b) to the l4 carry. TODO inline
 func (v *Element) carryPropagateGeneric() *Element {
 	c0 := v.l0 >> 51
@@ -14,6 +14,7 @@ package rc2
 import (
 	"crypto/cipher"
 	"encoding/binary"
+	"math/bits"
 )

 // The rc2 block size in bytes
@@ -80,10 +81,6 @@ func expandKey(key []byte, t1 int) [64]uint16 {
 	return k
 }

-func rotl16(x uint16, b uint) uint16 {
-	return (x >> (16 - b)) | (x << b)
-}
-
 func (c *rc2Cipher) Encrypt(dst, src []byte) {

 	r0 := binary.LittleEndian.Uint16(src[0:])
@@ -96,22 +93,22 @@ func (c *rc2Cipher) Encrypt(dst, src []byte) {
 	for j <= 16 {
 		// mix r0
 		r0 = r0 + c.k[j] + (r3 & r2) + ((^r3) & r1)
-		r0 = rotl16(r0, 1)
+		r0 = bits.RotateLeft16(r0, 1)
 		j++

 		// mix r1
 		r1 = r1 + c.k[j] + (r0 & r3) + ((^r0) & r2)
-		r1 = rotl16(r1, 2)
+		r1 = bits.RotateLeft16(r1, 2)
 		j++

 		// mix r2
 		r2 = r2 + c.k[j] + (r1 & r0) + ((^r1) & r3)
-		r2 = rotl16(r2, 3)
+		r2 = bits.RotateLeft16(r2, 3)
 		j++

 		// mix r3
 		r3 = r3 + c.k[j] + (r2 & r1) + ((^r2) & r0)
-		r3 = rotl16(r3, 5)
+		r3 = bits.RotateLeft16(r3, 5)
 		j++

 	}
@@ -124,22 +121,22 @@ func (c *rc2Cipher) Encrypt(dst, src []byte) {
 	for j <= 40 {
 		// mix r0
 		r0 = r0 + c.k[j] + (r3 & r2) + ((^r3) & r1)
-		r0 = rotl16(r0, 1)
+		r0 = bits.RotateLeft16(r0, 1)
 		j++

 		// mix r1
 		r1 = r1 + c.k[j] + (r0 & r3) + ((^r0) & r2)
-		r1 = rotl16(r1, 2)
+		r1 = bits.RotateLeft16(r1, 2)
 		j++

 		// mix r2
 		r2 = r2 + c.k[j] + (r1 & r0) + ((^r1) & r3)
-		r2 = rotl16(r2, 3)
+		r2 = bits.RotateLeft16(r2, 3)
 		j++

 		// mix r3
 		r3 = r3 + c.k[j] + (r2 & r1) + ((^r2) & r0)
-		r3 = rotl16(r3, 5)
+		r3 = bits.RotateLeft16(r3, 5)
 		j++

 	}
@@ -152,22 +149,22 @@ func (c *rc2Cipher) Encrypt(dst, src []byte) {
 	for j <= 60 {
 		// mix r0
 		r0 = r0 + c.k[j] + (r3 & r2) + ((^r3) & r1)
-		r0 = rotl16(r0, 1)
+		r0 = bits.RotateLeft16(r0, 1)
 		j++

 		// mix r1
 		r1 = r1 + c.k[j] + (r0 & r3) + ((^r0) & r2)
-		r1 = rotl16(r1, 2)
+		r1 = bits.RotateLeft16(r1, 2)
 		j++

 		// mix r2
 		r2 = r2 + c.k[j] + (r1 & r0) + ((^r1) & r3)
-		r2 = rotl16(r2, 3)
+		r2 = bits.RotateLeft16(r2, 3)
 		j++

 		// mix r3
 		r3 = r3 + c.k[j] + (r2 & r1) + ((^r2) & r0)
-		r3 = rotl16(r3, 5)
+		r3 = bits.RotateLeft16(r3, 5)
 		j++
 	}

@@ -188,22 +185,22 @@ func (c *rc2Cipher) Decrypt(dst, src []byte) {

 	for j >= 44 {
 		// unmix r3
-		r3 = rotl16(r3, 16-5)
+		r3 = bits.RotateLeft16(r3, 16-5)
 		r3 = r3 - c.k[j] - (r2 & r1) - ((^r2) & r0)
 		j--

 		// unmix r2
-		r2 = rotl16(r2, 16-3)
+		r2 = bits.RotateLeft16(r2, 16-3)
 		r2 = r2 - c.k[j] - (r1 & r0) - ((^r1) & r3)
 		j--

 		// unmix r1
-		r1 = rotl16(r1, 16-2)
+		r1 = bits.RotateLeft16(r1, 16-2)
 		r1 = r1 - c.k[j] - (r0 & r3) - ((^r0) & r2)
 		j--

 		// unmix r0
-		r0 = rotl16(r0, 16-1)
+		r0 = bits.RotateLeft16(r0, 16-1)
 		r0 = r0 - c.k[j] - (r3 & r2) - ((^r3) & r1)
 		j--
 	}
@@ -215,22 +212,22 @@ func (c *rc2Cipher) Decrypt(dst, src []byte) {

 	for j >= 20 {
 		// unmix r3
-		r3 = rotl16(r3, 16-5)
+		r3 = bits.RotateLeft16(r3, 16-5)
 		r3 = r3 - c.k[j] - (r2 & r1) - ((^r2) & r0)
 		j--

 		// unmix r2
-		r2 = rotl16(r2, 16-3)
+		r2 = bits.RotateLeft16(r2, 16-3)
 		r2 = r2 - c.k[j] - (r1 & r0) - ((^r1) & r3)
 		j--

 		// unmix r1
-		r1 = rotl16(r1, 16-2)
+		r1 = bits.RotateLeft16(r1, 16-2)
 		r1 = r1 - c.k[j] - (r0 & r3) - ((^r0) & r2)
 		j--

 		// unmix r0
-		r0 = rotl16(r0, 16-1)
+		r0 = bits.RotateLeft16(r0, 16-1)
 		r0 = r0 - c.k[j] - (r3 & r2) - ((^r3) & r1)
 		j--

@@ -243,22 +240,22 @@ func (c *rc2Cipher) Decrypt(dst, src []byte) {

 	for j >= 0 {
 		// unmix r3
-		r3 = rotl16(r3, 16-5)
+		r3 = bits.RotateLeft16(r3, 16-5)
 		r3 = r3 - c.k[j] - (r2 & r1) - ((^r2) & r0)
 		j--

 		// unmix r2
-		r2 = rotl16(r2, 16-3)
+		r2 = bits.RotateLeft16(r2, 16-3)
 		r2 = r2 - c.k[j] - (r1 & r0) - ((^r1) & r3)
 		j--

 		// unmix r1
-		r1 = rotl16(r1, 16-2)
+		r1 = bits.RotateLeft16(r1, 16-2)
 		r1 = r1 - c.k[j] - (r0 & r3) - ((^r0) & r2)
 		j--

 		// unmix r0
-		r0 = rotl16(r0, 16-1)
+		r0 = bits.RotateLeft16(r0, 16-1)
 		r0 = r0 - c.k[j] - (r3 & r2) - ((^r3) & r1)
 		j--

@@ -7,6 +7,8 @@

 package sha3

+import "math/bits"
+
 // rc stores the round constants for use in the ι step.
 var rc = [24]uint64{
 	0x0000000000000001,
@@ -60,13 +62,13 @@ func keccakF1600(a *[25]uint64) {

 		bc0 = a[0] ^ d0
 		t = a[6] ^ d1
-		bc1 = t<<44 | t>>(64-44)
+		bc1 = bits.RotateLeft64(t, 44)
 		t = a[12] ^ d2
-		bc2 = t<<43 | t>>(64-43)
+		bc2 = bits.RotateLeft64(t, 43)
 		t = a[18] ^ d3
-		bc3 = t<<21 | t>>(64-21)
+		bc3 = bits.RotateLeft64(t, 21)
 		t = a[24] ^ d4
-		bc4 = t<<14 | t>>(64-14)
+		bc4 = bits.RotateLeft64(t, 14)
 		a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i]
 		a[6] = bc1 ^ (bc3 &^ bc2)
 		a[12] = bc2 ^ (bc4 &^ bc3)
@@ -74,15 +76,15 @@ func keccakF1600(a *[25]uint64) {
 		a[24] = bc4 ^ (bc1 &^ bc0)

 		t = a[10] ^ d0
-		bc2 = t<<3 | t>>(64-3)
+		bc2 = bits.RotateLeft64(t, 3)
 		t = a[16] ^ d1
-		bc3 = t<<45 | t>>(64-45)
+		bc3 = bits.RotateLeft64(t, 45)
 		t = a[22] ^ d2
-		bc4 = t<<61 | t>>(64-61)
+		bc4 = bits.RotateLeft64(t, 61)
 		t = a[3] ^ d3
-		bc0 = t<<28 | t>>(64-28)
+		bc0 = bits.RotateLeft64(t, 28)
 		t = a[9] ^ d4
-		bc1 = t<<20 | t>>(64-20)
+		bc1 = bits.RotateLeft64(t, 20)
 		a[10] = bc0 ^ (bc2 &^ bc1)
 		a[16] = bc1 ^ (bc3 &^ bc2)
 		a[22] = bc2 ^ (bc4 &^ bc3)
@@ -90,15 +92,15 @@ func keccakF1600(a *[25]uint64) {
 		a[9] = bc4 ^ (bc1 &^ bc0)

 		t = a[20] ^ d0
-		bc4 = t<<18 | t>>(64-18)
+		bc4 = bits.RotateLeft64(t, 18)
 		t = a[1] ^ d1
-		bc0 = t<<1 | t>>(64-1)
+		bc0 = bits.RotateLeft64(t, 1)
 		t = a[7] ^ d2
-		bc1 = t<<6 | t>>(64-6)
+		bc1 = bits.RotateLeft64(t, 6)
 		t = a[13] ^ d3
-		bc2 = t<<25 | t>>(64-25)
+		bc2 = bits.RotateLeft64(t, 25)
 		t = a[19] ^ d4
-		bc3 = t<<8 | t>>(64-8)
+		bc3 = bits.RotateLeft64(t, 8)
 		a[20] = bc0 ^ (bc2 &^ bc1)
 		a[1] = bc1 ^ (bc3 &^ bc2)
 		a[7] = bc2 ^ (bc4 &^ bc3)
@@ -106,15 +108,15 @@ func keccakF1600(a *[25]uint64) {
 		a[19] = bc4 ^ (bc1 &^ bc0)

 		t = a[5] ^ d0
-		bc1 = t<<36 | t>>(64-36)
+		bc1 = bits.RotateLeft64(t, 36)
 		t = a[11] ^ d1
-		bc2 = t<<10 | t>>(64-10)
+		bc2 = bits.RotateLeft64(t, 10)
 		t = a[17] ^ d2
-		bc3 = t<<15 | t>>(64-15)
+		bc3 = bits.RotateLeft64(t, 15)
 		t = a[23] ^ d3
-		bc4 = t<<56 | t>>(64-56)
+		bc4 = bits.RotateLeft64(t, 56)
 		t = a[4] ^ d4
-		bc0 = t<<27 | t>>(64-27)
+		bc0 = bits.RotateLeft64(t, 27)
 		a[5] = bc0 ^ (bc2 &^ bc1)
 		a[11] = bc1 ^ (bc3 &^ bc2)
 		a[17] = bc2 ^ (bc4 &^ bc3)
@@ -122,15 +124,15 @@ func keccakF1600(a *[25]uint64) {
 		a[4] = bc4 ^ (bc1 &^ bc0)

 		t = a[15] ^ d0
-		bc3 = t<<41 | t>>(64-41)
+		bc3 = bits.RotateLeft64(t, 41)
 		t = a[21] ^ d1
-		bc4 = t<<2 | t>>(64-2)
+		bc4 = bits.RotateLeft64(t, 2)
 		t = a[2] ^ d2
-		bc0 = t<<62 | t>>(64-62)
+		bc0 = bits.RotateLeft64(t, 62)
 		t = a[8] ^ d3
-		bc1 = t<<55 | t>>(64-55)
+		bc1 = bits.RotateLeft64(t, 55)
 		t = a[14] ^ d4
-		bc2 = t<<39 | t>>(64-39)
+		bc2 = bits.RotateLeft64(t, 39)
 		a[15] = bc0 ^ (bc2 &^ bc1)
 		a[21] = bc1 ^ (bc3 &^ bc2)
 		a[2] = bc2 ^ (bc4 &^ bc3)
@@ -151,13 +153,13 @@ func keccakF1600(a *[25]uint64) {

 		bc0 = a[0] ^ d0
 		t = a[16] ^ d1
-		bc1 = t<<44 | t>>(64-44)
+		bc1 = bits.RotateLeft64(t, 44)
 		t = a[7] ^ d2
-		bc2 = t<<43 | t>>(64-43)
+		bc2 = bits.RotateLeft64(t, 43)
 		t = a[23] ^ d3
-		bc3 = t<<21 | t>>(64-21)
+		bc3 = bits.RotateLeft64(t, 21)
 		t = a[14] ^ d4
-		bc4 = t<<14 | t>>(64-14)
+		bc4 = bits.RotateLeft64(t, 14)
 		a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+1]
 		a[16] = bc1 ^ (bc3 &^ bc2)
 		a[7] = bc2 ^ (bc4 &^ bc3)
@@ -165,15 +167,15 @@ func keccakF1600(a *[25]uint64) {
 		a[14] = bc4 ^ (bc1 &^ bc0)

 		t = a[20] ^ d0
-		bc2 = t<<3 | t>>(64-3)
+		bc2 = bits.RotateLeft64(t, 3)
 		t = a[11] ^ d1
-		bc3 = t<<45 | t>>(64-45)
+		bc3 = bits.RotateLeft64(t, 45)
 		t = a[2] ^ d2
-		bc4 = t<<61 | t>>(64-61)
+		bc4 = bits.RotateLeft64(t, 61)
 		t = a[18] ^ d3
-		bc0 = t<<28 | t>>(64-28)
+		bc0 = bits.RotateLeft64(t, 28)
 		t = a[9] ^ d4
-		bc1 = t<<20 | t>>(64-20)
+		bc1 = bits.RotateLeft64(t, 20)
 		a[20] = bc0 ^ (bc2 &^ bc1)
 		a[11] = bc1 ^ (bc3 &^ bc2)
 		a[2] = bc2 ^ (bc4 &^ bc3)
@@ -181,15 +183,15 @@ func keccakF1600(a *[25]uint64) {
 		a[9] = bc4 ^ (bc1 &^ bc0)

 		t = a[15] ^ d0
-		bc4 = t<<18 | t>>(64-18)
+		bc4 = bits.RotateLeft64(t, 18)
 		t = a[6] ^ d1
-		bc0 = t<<1 | t>>(64-1)
+		bc0 = bits.RotateLeft64(t, 1)
 		t = a[22] ^ d2
-		bc1 = t<<6 | t>>(64-6)
+		bc1 = bits.RotateLeft64(t, 6)
 		t = a[13] ^ d3
-		bc2 = t<<25 | t>>(64-25)
+		bc2 = bits.RotateLeft64(t, 25)
 		t = a[4] ^ d4
-		bc3 = t<<8 | t>>(64-8)
+		bc3 = bits.RotateLeft64(t, 8)
 		a[15] = bc0 ^ (bc2 &^ bc1)
 		a[6] = bc1 ^ (bc3 &^ bc2)
 		a[22] = bc2 ^ (bc4 &^ bc3)
@@ -197,15 +199,15 @@ func keccakF1600(a *[25]uint64) {
 		a[4] = bc4 ^ (bc1 &^ bc0)

 		t = a[10] ^ d0
-		bc1 = t<<36 | t>>(64-36)
+		bc1 = bits.RotateLeft64(t, 36)
 		t = a[1] ^ d1
-		bc2 = t<<10 | t>>(64-10)
+		bc2 = bits.RotateLeft64(t, 10)
 		t = a[17] ^ d2
-		bc3 = t<<15 | t>>(64-15)
+		bc3 = bits.RotateLeft64(t, 15)
 		t = a[8] ^ d3
-		bc4 = t<<56 | t>>(64-56)
+		bc4 = bits.RotateLeft64(t, 56)
 		t = a[24] ^ d4
-		bc0 = t<<27 | t>>(64-27)
+		bc0 = bits.RotateLeft64(t, 27)
 		a[10] = bc0 ^ (bc2 &^ bc1)
 		a[1] = bc1 ^ (bc3 &^ bc2)
 		a[17] = bc2 ^ (bc4 &^ bc3)
@@ -213,15 +215,15 @@ func keccakF1600(a *[25]uint64) {
 		a[24] = bc4 ^ (bc1 &^ bc0)

 		t = a[5] ^ d0
-		bc3 = t<<41 | t>>(64-41)
+		bc3 = bits.RotateLeft64(t, 41)
 		t = a[21] ^ d1
-		bc4 = t<<2 | t>>(64-2)
+		bc4 = bits.RotateLeft64(t, 2)
 		t = a[12] ^ d2
-		bc0 = t<<62 | t>>(64-62)
+		bc0 = bits.RotateLeft64(t, 62)
 		t = a[3] ^ d3
-		bc1 = t<<55 | t>>(64-55)
+		bc1 = bits.RotateLeft64(t, 55)
 		t = a[19] ^ d4
-		bc2 = t<<39 | t>>(64-39)
+		bc2 = bits.RotateLeft64(t, 39)
 		a[5] = bc0 ^ (bc2 &^ bc1)
 		a[21] = bc1 ^ (bc3 &^ bc2)
 		a[12] = bc2 ^ (bc4 &^ bc3)
@@ -242,13 +244,13 @@ func keccakF1600(a *[25]uint64) {

 		bc0 = a[0] ^ d0
 		t = a[11] ^ d1
-		bc1 = t<<44 | t>>(64-44)
+		bc1 = bits.RotateLeft64(t, 44)
 		t = a[22] ^ d2
-		bc2 = t<<43 | t>>(64-43)
+		bc2 = bits.RotateLeft64(t, 43)
 		t = a[8] ^ d3
-		bc3 = t<<21 | t>>(64-21)
+		bc3 = bits.RotateLeft64(t, 21)
 		t = a[19] ^ d4
-		bc4 = t<<14 | t>>(64-14)
+		bc4 = bits.RotateLeft64(t, 14)
 		a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+2]
 		a[11] = bc1 ^ (bc3 &^ bc2)
 		a[22] = bc2 ^ (bc4 &^ bc3)
@@ -256,15 +258,15 @@ func keccakF1600(a *[25]uint64) {
 		a[19] = bc4 ^ (bc1 &^ bc0)

 		t = a[15] ^ d0
-		bc2 = t<<3 | t>>(64-3)
+		bc2 = bits.RotateLeft64(t, 3)
 		t = a[1] ^ d1
-		bc3 = t<<45 | t>>(64-45)
+		bc3 = bits.RotateLeft64(t, 45)
 		t = a[12] ^ d2
-		bc4 = t<<61 | t>>(64-61)
+		bc4 = bits.RotateLeft64(t, 61)
 		t = a[23] ^ d3
-		bc0 = t<<28 | t>>(64-28)
+		bc0 = bits.RotateLeft64(t, 28)
 		t = a[9] ^ d4
-		bc1 = t<<20 | t>>(64-20)
+		bc1 = bits.RotateLeft64(t, 20)
 		a[15] = bc0 ^ (bc2 &^ bc1)
 		a[1] = bc1 ^ (bc3 &^ bc2)
 		a[12] = bc2 ^ (bc4 &^ bc3)
@@ -272,15 +274,15 @@ func keccakF1600(a *[25]uint64) {
 		a[9] = bc4 ^ (bc1 &^ bc0)

 		t = a[5] ^ d0
-		bc4 = t<<18 | t>>(64-18)
+		bc4 = bits.RotateLeft64(t, 18)
 		t = a[16] ^ d1
-		bc0 = t<<1 | t>>(64-1)
+		bc0 = bits.RotateLeft64(t, 1)
 		t = a[2] ^ d2
-		bc1 = t<<6 | t>>(64-6)
+		bc1 = bits.RotateLeft64(t, 6)
 		t = a[13] ^ d3
-		bc2 = t<<25 | t>>(64-25)
+		bc2 = bits.RotateLeft64(t, 25)
 		t = a[24] ^ d4
-		bc3 = t<<8 | t>>(64-8)
+		bc3 = bits.RotateLeft64(t, 8)
 		a[5] = bc0 ^ (bc2 &^ bc1)
 		a[16] = bc1 ^ (bc3 &^ bc2)
 		a[2] = bc2 ^ (bc4 &^ bc3)
@@ -288,15 +290,15 @@ func keccakF1600(a *[25]uint64) {
 		a[24] = bc4 ^ (bc1 &^ bc0)

 		t = a[20] ^ d0
-		bc1 = t<<36 | t>>(64-36)
+		bc1 = bits.RotateLeft64(t, 36)
 		t = a[6] ^ d1
-		bc2 = t<<10 | t>>(64-10)
+		bc2 = bits.RotateLeft64(t, 10)
 		t = a[17] ^ d2
-		bc3 = t<<15 | t>>(64-15)
+		bc3 = bits.RotateLeft64(t, 15)
 		t = a[3] ^ d3
-		bc4 = t<<56 | t>>(64-56)
+		bc4 = bits.RotateLeft64(t, 56)
 		t = a[14] ^ d4
-		bc0 = t<<27 | t>>(64-27)
+		bc0 = bits.RotateLeft64(t, 27)
 		a[20] = bc0 ^ (bc2 &^ bc1)
 		a[6] = bc1 ^ (bc3 &^ bc2)
 		a[17] = bc2 ^ (bc4 &^ bc3)
@@ -304,15 +306,15 @@ func keccakF1600(a *[25]uint64) {
 		a[14] = bc4 ^ (bc1 &^ bc0)

 		t = a[10] ^ d0
-		bc3 = t<<41 | t>>(64-41)
+		bc3 = bits.RotateLeft64(t, 41)
 		t = a[21] ^ d1
-		bc4 = t<<2 | t>>(64-2)
+		bc4 = bits.RotateLeft64(t, 2)
 		t = a[7] ^ d2
-		bc0 = t<<62 | t>>(64-62)
+		bc0 = bits.RotateLeft64(t, 62)
 		t = a[18] ^ d3
-		bc1 = t<<55 | t>>(64-55)
+		bc1 = bits.RotateLeft64(t, 55)
 		t = a[4] ^ d4
-		bc2 = t<<39 | t>>(64-39)
+		bc2 = bits.RotateLeft64(t, 39)
 		a[10] = bc0 ^ (bc2 &^ bc1)
 		a[21] = bc1 ^ (bc3 &^ bc2)
 		a[7] = bc2 ^ (bc4 &^ bc3)
@@ -333,13 +335,13 @@ func keccakF1600(a *[25]uint64) {

 		bc0 = a[0] ^ d0
 		t = a[1] ^ d1
-		bc1 = t<<44 | t>>(64-44)
+		bc1 = bits.RotateLeft64(t, 44)
 		t = a[2] ^ d2
-		bc2 = t<<43 | t>>(64-43)
+		bc2 = bits.RotateLeft64(t, 43)
 		t = a[3] ^ d3
-		bc3 = t<<21 | t>>(64-21)
+		bc3 = bits.RotateLeft64(t, 21)
 		t = a[4] ^ d4
-		bc4 = t<<14 | t>>(64-14)
+		bc4 = bits.RotateLeft64(t, 14)
 		a[0] = bc0 ^ (bc2 &^ bc1) ^ rc[i+3]
 		a[1] = bc1 ^ (bc3 &^ bc2)
 		a[2] = bc2 ^ (bc4 &^ bc3)
@@ -347,15 +349,15 @@ func keccakF1600(a *[25]uint64) {
 		a[4] = bc4 ^ (bc1 &^ bc0)

 		t = a[5] ^ d0
-		bc2 = t<<3 | t>>(64-3)
+		bc2 = bits.RotateLeft64(t, 3)
 		t = a[6] ^ d1
-		bc3 = t<<45 | t>>(64-45)
+		bc3 = bits.RotateLeft64(t, 45)
 		t = a[7] ^ d2
-		bc4 = t<<61 | t>>(64-61)
+		bc4 = bits.RotateLeft64(t, 61)
 		t = a[8] ^ d3
-		bc0 = t<<28 | t>>(64-28)
+		bc0 = bits.RotateLeft64(t, 28)
 		t = a[9] ^ d4
-		bc1 = t<<20 | t>>(64-20)
+		bc1 = bits.RotateLeft64(t, 20)
 		a[5] = bc0 ^ (bc2 &^ bc1)
 		a[6] = bc1 ^ (bc3 &^ bc2)
 		a[7] = bc2 ^ (bc4 &^ bc3)
@@ -363,15 +365,15 @@ func keccakF1600(a *[25]uint64) {
 		a[9] = bc4 ^ (bc1 &^ bc0)

 		t = a[10] ^ d0
-		bc4 = t<<18 | t>>(64-18)
+		bc4 = bits.RotateLeft64(t, 18)
 		t = a[11] ^ d1
-		bc0 = t<<1 | t>>(64-1)
+		bc0 = bits.RotateLeft64(t, 1)
 		t = a[12] ^ d2
-		bc1 = t<<6 | t>>(64-6)
+		bc1 = bits.RotateLeft64(t, 6)
 		t = a[13] ^ d3
-		bc2 = t<<25 | t>>(64-25)
+		bc2 = bits.RotateLeft64(t, 25)
 		t = a[14] ^ d4
-		bc3 = t<<8 | t>>(64-8)
+		bc3 = bits.RotateLeft64(t, 8)
 		a[10] = bc0 ^ (bc2 &^ bc1)
 		a[11] = bc1 ^ (bc3 &^ bc2)
 		a[12] = bc2 ^ (bc4 &^ bc3)
@@ -379,15 +381,15 @@ func keccakF1600(a *[25]uint64) {
 		a[14] = bc4 ^ (bc1 &^ bc0)

 		t = a[15] ^ d0
-		bc1 = t<<36 | t>>(64-36)
+		bc1 = bits.RotateLeft64(t, 36)
 		t = a[16] ^ d1
-		bc2 = t<<10 | t>>(64-10)
+		bc2 = bits.RotateLeft64(t, 10)
 		t = a[17] ^ d2
-		bc3 = t<<15 | t>>(64-15)
+		bc3 = bits.RotateLeft64(t, 15)
 		t = a[18] ^ d3
-		bc4 = t<<56 | t>>(64-56)
+		bc4 = bits.RotateLeft64(t, 56)
 		t = a[19] ^ d4
-		bc0 = t<<27 | t>>(64-27)
+		bc0 = bits.RotateLeft64(t, 27)
 		a[15] = bc0 ^ (bc2 &^ bc1)
 		a[16] = bc1 ^ (bc3 &^ bc2)
 		a[17] = bc2 ^ (bc4 &^ bc3)
@@ -395,15 +397,15 @@ func keccakF1600(a *[25]uint64) {
 		a[19] = bc4 ^ (bc1 &^ bc0)

 		t = a[20] ^ d0
-		bc3 = t<<41 | t>>(64-41)
+		bc3 = bits.RotateLeft64(t, 41)
 		t = a[21] ^ d1
-		bc4 = t<<2 | t>>(64-2)
+		bc4 = bits.RotateLeft64(t, 2)
 		t = a[22] ^ d2
-		bc0 = t<<62 | t>>(64-62)
+		bc0 = bits.RotateLeft64(t, 62)
 		t = a[23] ^ d3
-		bc1 = t<<55 | t>>(64-55)
+		bc1 = bits.RotateLeft64(t, 55)
 		t = a[24] ^ d4
-		bc2 = t<<39 | t>>(64-39)
+		bc2 = bits.RotateLeft64(t, 39)
 		a[20] = bc0 ^ (bc2 &^ bc1)
 		a[21] = bc1 ^ (bc3 &^ bc2)
 		a[22] = bc2 ^ (bc4 &^ bc3)
@@ -114,7 +114,8 @@ var cipherModes = map[string]*cipherMode{
 	"arcfour": {16, 0, streamCipherMode(0, newRC4)},

 	// AEAD ciphers
-	gcmCipherID:        {16, 12, newGCMCipher},
+	gcm128CipherID:     {16, 12, newGCMCipher},
+	gcm256CipherID:     {32, 12, newGCMCipher},
 	chacha20Poly1305ID: {64, 0, newChaCha20Cipher},

 	// CBC mode is insecure and so is not included in the default config.
@@ -10,6 +10,7 @@ import (
 	"fmt"
 	"io"
 	"math"
+	"strings"
 	"sync"

 	_ "crypto/sha1"
@@ -27,7 +28,7 @@ const (
 // supportedCiphers lists ciphers we support but might not recommend.
 var supportedCiphers = []string{
 	"aes128-ctr", "aes192-ctr", "aes256-ctr",
-	"aes128-gcm@openssh.com",
+	"aes128-gcm@openssh.com", gcm256CipherID,
 	chacha20Poly1305ID,
 	"arcfour256", "arcfour128", "arcfour",
 	aes128cbcID,
@@ -36,7 +37,7 @@ var supportedCiphers = []string{

 // preferredCiphers specifies the default preference for ciphers.
 var preferredCiphers = []string{
-	"aes128-gcm@openssh.com",
+	"aes128-gcm@openssh.com", gcm256CipherID,
 	chacha20Poly1305ID,
 	"aes128-ctr", "aes192-ctr", "aes256-ctr",
 }
@@ -118,6 +119,20 @@ func algorithmsForKeyFormat(keyFormat string) []string {
 	}
 }

+// supportedPubKeyAuthAlgos specifies the supported client public key
+// authentication algorithms. Note that this doesn't include certificate types
+// since those use the underlying algorithm. This list is sent to the client if
+// it supports the server-sig-algs extension. Order is irrelevant.
+var supportedPubKeyAuthAlgos = []string{
+	KeyAlgoED25519,
+	KeyAlgoSKED25519, KeyAlgoSKECDSA256,
+	KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521,
+	KeyAlgoRSASHA256, KeyAlgoRSASHA512, KeyAlgoRSA,
+	KeyAlgoDSA,
+}
+
+var supportedPubKeyAuthAlgosList = strings.Join(supportedPubKeyAuthAlgos, ",")
+
 // unexpectedMessageError results when the SSH message that we received didn't
 // match what we wanted.
 func unexpectedMessageError(expected, got uint8) error {
@@ -153,7 +168,7 @@ func (a *directionAlgorithms) rekeyBytes() int64 {
 	// 2^(BLOCKSIZE/4) blocks. For all AES flavors BLOCKSIZE is
 	// 128.
 	switch a.Cipher {
-	case "aes128-ctr", "aes192-ctr", "aes256-ctr", gcmCipherID, aes128cbcID:
+	case "aes128-ctr", "aes192-ctr", "aes256-ctr", gcm128CipherID, gcm256CipherID, aes128cbcID:
 		return 16 * (1 << 32)

 	}
@@ -163,7 +178,8 @@ func (a *directionAlgorithms) rekeyBytes() int64 {
 }

 var aeadCiphers = map[string]bool{
-	gcmCipherID:        true,
+	gcm128CipherID:     true,
+	gcm256CipherID:     true,
 	chacha20Poly1305ID: true,
 }

@@ -97,7 +97,7 @@ func (c *connection) Close() error {
 	return c.sshConn.conn.Close()
 }

-// sshconn provides net.Conn metadata, but disallows direct reads and
+// sshConn provides net.Conn metadata, but disallows direct reads and
 // writes.
 type sshConn struct {
 	conn net.Conn
@@ -58,11 +58,13 @@ type handshakeTransport struct {
 	incoming  chan []byte
 	readError error

-	mu             sync.Mutex
-	writeError     error
-	sentInitPacket []byte
-	sentInitMsg    *kexInitMsg
-	pendingPackets [][]byte // Used when a key exchange is in progress.
+	mu               sync.Mutex
+	writeError       error
+	sentInitPacket   []byte
+	sentInitMsg      *kexInitMsg
+	pendingPackets   [][]byte // Used when a key exchange is in progress.
+	writePacketsLeft uint32
+	writeBytesLeft   int64

 	// If the read loop wants to schedule a kex, it pings this
 	// channel, and the write loop will send out a kex
@@ -71,7 +73,8 @@ type handshakeTransport struct {

 	// If the other side requests or confirms a kex, its kexInit
 	// packet is sent here for the write loop to find it.
-	startKex chan *pendingKex
+	startKex    chan *pendingKex
+	kexLoopDone chan struct{} // closed (with writeError non-nil) when kexLoop exits

 	// data for host key checking
 	hostKeyCallback HostKeyCallback
@@ -86,12 +89,10 @@ type handshakeTransport struct {
 	// Algorithms agreed in the last key exchange.
 	algorithms *algorithms

+	// Counters exclusively owned by readLoop.
 	readPacketsLeft uint32
 	readBytesLeft   int64

-	writePacketsLeft uint32
-	writeBytesLeft   int64
-
 	// The session ID or nil if first kex did not complete yet.
 	sessionID []byte
 }
@@ -108,7 +109,8 @@ func newHandshakeTransport(conn keyingTransport, config *Config, clientVersion,
 		clientVersion: clientVersion,
 		incoming:      make(chan []byte, chanSize),
 		requestKex:    make(chan struct{}, 1),
-		startKex:      make(chan *pendingKex, 1),
+		startKex:      make(chan *pendingKex),
+		kexLoopDone:   make(chan struct{}),

 		config: config,
 	}
@@ -340,16 +342,17 @@ write:
 		t.mu.Unlock()
 	}

-	// drain startKex channel. We don't service t.requestKex
-	// because nobody does blocking sends there.
-	go func() {
-		for init := range t.startKex {
-			init.done <- t.writeError
-		}
-	}()
-
 	// Unblock reader.
 	t.conn.Close()
+
+	// drain startKex channel. We don't service t.requestKex
+	// because nobody does blocking sends there.
+	for request := range t.startKex {
+		request.done <- t.getWriteError()
+	}
+
+	// Mark that the loop is done so that Close can return.
+	close(t.kexLoopDone)
 }

 // The protocol uses uint32 for packet counters, so we can't let them
@@ -545,7 +548,16 @@ func (t *handshakeTransport) writePacket(p []byte) error {
 }

 func (t *handshakeTransport) Close() error {
-	return t.conn.Close()
+	// Close the connection. This should cause the readLoop goroutine to wake up
+	// and close t.startKex, which will shut down kexLoop if running.
+	err := t.conn.Close()
+
+	// Wait for the kexLoop goroutine to complete.
+	// At that point we know that the readLoop goroutine is complete too,
+	// because kexLoop itself waits for readLoop to close the startKex channel.
+	<-t.kexLoopDone
+
+	return err
 }

 func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
@@ -615,7 +627,8 @@ func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
 		return err
 	}

-	if t.sessionID == nil {
+	firstKeyExchange := t.sessionID == nil
+	if firstKeyExchange {
 		t.sessionID = result.H
 	}
 	result.SessionID = t.sessionID
@@ -626,6 +639,24 @@ func (t *handshakeTransport) enterKeyExchange(otherInitPacket []byte) error {
 	if err = t.conn.writePacket([]byte{msgNewKeys}); err != nil {
 		return err
 	}
+
+	// On the server side, after the first SSH_MSG_NEWKEYS, send a SSH_MSG_EXT_INFO
+	// message with the server-sig-algs extension if the client supports it. See
+	// RFC 8308, Sections 2.4 and 3.1.
+	if !isClient && firstKeyExchange && contains(clientInit.KexAlgos, "ext-info-c") {
+		extInfo := &extInfoMsg{
+			NumExtensions: 1,
+			Payload:       make([]byte, 0, 4+15+4+len(supportedPubKeyAuthAlgosList)),
+		}
+		extInfo.Payload = appendInt(extInfo.Payload, len("server-sig-algs"))
+		extInfo.Payload = append(extInfo.Payload, "server-sig-algs"...)
+		extInfo.Payload = appendInt(extInfo.Payload, len(supportedPubKeyAuthAlgosList))
+		extInfo.Payload = append(extInfo.Payload, supportedPubKeyAuthAlgosList...)
+		if err := t.conn.writePacket(Marshal(extInfo)); err != nil {
+			return err
+		}
+	}
+
 	if packet, err := t.conn.readPacket(); err != nil {
 		return err
 	} else if packet[0] != msgNewKeys {
@@ -1087,9 +1087,9 @@ func (*PassphraseMissingError) Error() string {
 	return "ssh: this private key is passphrase protected"
 }

-// ParseRawPrivateKey returns a private key from a PEM encoded private key. It
-// supports RSA (PKCS#1), PKCS#8, DSA (OpenSSL), and ECDSA private keys. If the
-// private key is encrypted, it will return a PassphraseMissingError.
+// ParseRawPrivateKey returns a private key from a PEM encoded private key. It supports
+// RSA, DSA, ECDSA, and Ed25519 private keys in PKCS#1, PKCS#8, OpenSSL, and OpenSSH
+// formats. If the private key is encrypted, it will return a PassphraseMissingError.
 func ParseRawPrivateKey(pemBytes []byte) (interface{}, error) {
 	block, _ := pem.Decode(pemBytes)
 	if block == nil {
@@ -68,7 +68,7 @@ type kexInitMsg struct {

 // See RFC 4253, section 8.

-// Diffie-Helman
+// Diffie-Hellman
 const msgKexDHInit = 30

 type kexDHInitMsg struct {
@@ -291,15 +291,6 @@ func (s *connection) serverHandshake(config *ServerConfig) (*Permissions, error)
 	return perms, err
 }

-func isAcceptableAlgo(algo string) bool {
-	switch algo {
-	case KeyAlgoRSA, KeyAlgoRSASHA256, KeyAlgoRSASHA512, KeyAlgoDSA, KeyAlgoECDSA256, KeyAlgoECDSA384, KeyAlgoECDSA521, KeyAlgoSKECDSA256, KeyAlgoED25519, KeyAlgoSKED25519,
-		CertAlgoRSAv01, CertAlgoDSAv01, CertAlgoECDSA256v01, CertAlgoECDSA384v01, CertAlgoECDSA521v01, CertAlgoSKECDSA256v01, CertAlgoED25519v01, CertAlgoSKED25519v01:
-		return true
-	}
-	return false
-}
-
 func checkSourceAddress(addr net.Addr, sourceAddrs string) error {
 	if addr == nil {
 		return errors.New("ssh: no address known for client, but source-address match required")
@@ -514,7 +505,7 @@ userAuthLoop:
 				return nil, parseError(msgUserAuthRequest)
 			}
 			algo := string(algoBytes)
-			if !isAcceptableAlgo(algo) {
+			if !contains(supportedPubKeyAuthAlgos, underlyingAlgo(algo)) {
 				authErr = fmt.Errorf("ssh: algorithm %q not accepted", algo)
 				break
 			}
@@ -572,7 +563,7 @@ userAuthLoop:
 				// algorithm name that corresponds to algo with
 				// sig.Format.  This is usually the same, but
 				// for certs, the names differ.
-				if !isAcceptableAlgo(sig.Format) {
+				if !contains(supportedPubKeyAuthAlgos, sig.Format) {
 					authErr = fmt.Errorf("ssh: algorithm %q not accepted", sig.Format)
 					break
 				}
@@ -17,7 +17,8 @@ import (
 const debugTransport = false

 const (
-	gcmCipherID    = "aes128-gcm@openssh.com"
+	gcm128CipherID = "aes128-gcm@openssh.com"
+	gcm256CipherID = "aes256-gcm@openssh.com"
 	aes128cbcID    = "aes128-cbc"
 	tripledescbcID = "3des-cbc"
 )
@@ -96,13 +96,13 @@ package module
 // Changes to the semantics in this file require approval from rsc.

 import (
+	"errors"
 	"fmt"
 	"path"
 	"sort"
 	"strings"
 	"unicode"
 	"unicode/utf8"
-	"errors"

 	"golang.org/x/mod/semver"
 )
@@ -258,7 +258,7 @@ func modPathOK(r rune) bool {
 	return false
 }

-// modPathOK reports whether r can appear in a package import path element.
+// importPathOK reports whether r can appear in a package import path element.
 //
 // Import paths are intermediate between module paths and file paths: we allow
 // disallow characters that would be confusing or ambiguous as arguments to
@@ -92,6 +92,21 @@ example, to process each anchor node in depth-first order:
 The relevant specifications include:
 https://html.spec.whatwg.org/multipage/syntax.html and
 https://html.spec.whatwg.org/multipage/syntax.html#tokenization
+
+# Security Considerations
+
+Care should be taken when parsing and interpreting HTML, whether full documents
+or fragments, within the framework of the HTML specification, especially with
+regard to untrusted inputs.
+
+This package provides both a tokenizer and a parser. Only the parser constructs
+a DOM according to the HTML specification, resolving malformed and misplaced
+tags where appropriate. The tokenizer simply tokenizes the HTML presented to it,
+and as such does not resolve issues that may exist in the processed HTML,
+producing a literal interpretation of the input.
+
+If your use case requires semantically well-formed HTML, as defined by the
+WHATWG specification, the parser should be used rather than the tokenizer.
 */
 package html // import "golang.org/x/net/html"

@@ -193,6 +193,87 @@ func lower(b []byte) []byte {
 	return b
 }

+// escapeComment is like func escape but escapes its input bytes less often.
+// Per https://github.com/golang/go/issues/58246 some HTML comments are (1)
+// meaningful and (2) contain angle brackets that we'd like to avoid escaping
+// unless we have to.
+//
+// "We have to" includes the '&' byte, since that introduces other escapes.
+//
+// It also includes those bytes (not including EOF) that would otherwise end
+// the comment. Per the summary table at the bottom of comment_test.go, this is
+// the '>' byte that, per above, we'd like to avoid escaping unless we have to.
+//
+// Studying the summary table (and T actions in its '>' column) closely, we
+// only need to escape in states 43, 44, 49, 51 and 52. State 43 is at the
+// start of the comment data. State 52 is after a '!'. The other three states
+// are after a '-'.
+//
+// Our algorithm is thus to escape every '&' and to escape '>' if and only if:
+//   - The '>' is after a '!' or '-' (in the unescaped data) or
+//   - The '>' is at the start of the comment data (after the opening "<!--").
+func escapeComment(w writer, s string) error {
+	// When modifying this function, consider manually increasing the
+	// maxSuffixLen constant in func TestComments, from 6 to e.g. 9 or more.
+	// That increase should only be temporary, not committed, as it
+	// exponentially affects the test running time.
+
+	if len(s) == 0 {
+		return nil
+	}
+
+	// Loop:
+	//   - Grow j such that s[i:j] does not need escaping.
+	//   - If s[j] does need escaping, output s[i:j] and an escaped s[j],
+	//     resetting i and j to point past that s[j] byte.
+	i := 0
+	for j := 0; j < len(s); j++ {
+		escaped := ""
+		switch s[j] {
+		case '&':
+			escaped = "&amp;"
+
+		case '>':
+			if j > 0 {
+				if prev := s[j-1]; (prev != '!') && (prev != '-') {
+					continue
+				}
+			}
+			escaped = "&gt;"
+
+		default:
+			continue
+		}
+
+		if i < j {
+			if _, err := w.WriteString(s[i:j]); err != nil {
+				return err
+			}
+		}
+		if _, err := w.WriteString(escaped); err != nil {
+			return err
+		}
+		i = j + 1
+	}
+
+	if i < len(s) {
+		if _, err := w.WriteString(s[i:]); err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+// escapeCommentString is to EscapeString as escapeComment is to escape.
+func escapeCommentString(s string) string {
+	if strings.IndexAny(s, "&>") == -1 {
+		return s
+	}
+	var buf bytes.Buffer
+	escapeComment(&buf, s)
+	return buf.String()
+}
+
 const escapedChars = "&'<>\"\r"

 func escape(w writer, s string) error {
@@ -85,7 +85,7 @@ func render1(w writer, n *Node) error {
 		if _, err := w.WriteString("<!--"); err != nil {
 			return err
 		}
-		if err := escape(w, n.Data); err != nil {
+		if err := escapeComment(w, n.Data); err != nil {
 			return err
 		}
 		if _, err := w.WriteString("-->"); err != nil {
@@ -110,7 +110,7 @@ func (t Token) String() string {
 	case SelfClosingTagToken:
 		return "<" + t.tagString() + "/>"
 	case CommentToken:
-		return "<!--" + EscapeString(t.Data) + "-->"
+		return "<!--" + escapeCommentString(t.Data) + "-->"
 	case DoctypeToken:
 		return "<!DOCTYPE " + EscapeString(t.Data) + ">"
 	}
@@ -598,10 +598,10 @@ scriptDataDoubleEscapeEnd:
 // readComment reads the next comment token starting with "<!--". The opening
 // "<!--" has already been consumed.
 func (z *Tokenizer) readComment() {
-	// When modifying this function, consider manually increasing the suffixLen
-	// constant in func TestComments, from 6 to e.g. 9 or more. That increase
-	// should only be temporary, not committed, as it exponentially affects the
-	// test running time.
+	// When modifying this function, consider manually increasing the
+	// maxSuffixLen constant in func TestComments, from 6 to e.g. 9 or more.
+	// That increase should only be temporary, not committed, as it
+	// exponentially affects the test running time.

 	z.data.start = z.raw.end
 	defer func() {
@@ -88,13 +88,9 @@ func (p *pipe) Write(d []byte) (n int, err error) {
 		p.c.L = &p.mu
 	}
 	defer p.c.Signal()
-	if p.err != nil {
+	if p.err != nil || p.breakErr != nil {
 		return 0, errClosedPipeWrite
 	}
-	if p.breakErr != nil {
-		p.unread += len(d)
-		return len(d), nil // discard when there is no reader
-	}
 	return p.b.Write(d)
 }

@@ -1822,15 +1822,18 @@ func (sc *serverConn) processData(f *DataFrame) error {
 		}

 		if len(data) > 0 {
+			st.bodyBytes += int64(len(data))
 			wrote, err := st.body.Write(data)
 			if err != nil {
+				// The handler has closed the request body.
+				// Return the connection-level flow control for the discarded data,
+				// but not the stream-level flow control.
 				sc.sendWindowUpdate(nil, int(f.Length)-wrote)
-				return sc.countError("body_write_err", streamError(id, ErrCodeStreamClosed))
+				return nil
 			}
 			if wrote != len(data) {
 				panic("internal error: bad Writer")
 			}
-			st.bodyBytes += int64(len(data))
 		}

 		// Return any padded flow control now, since we won't
@@ -560,10 +560,11 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 		traceGotConn(req, cc, reused)
 		res, err := cc.RoundTrip(req)
 		if err != nil && retry <= 6 {
+			roundTripErr := err
 			if req, err = shouldRetryRequest(req, err); err == nil {
 				// After the first retry, do exponential backoff with 10% jitter.
 				if retry == 0 {
-					t.vlogf("RoundTrip retrying after failure: %v", err)
+					t.vlogf("RoundTrip retrying after failure: %v", roundTripErr)
 					continue
 				}
 				backoff := float64(uint(1) << (uint(retry) - 1))
@@ -572,7 +573,7 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res
 				timer := backoffNewTimer(d)
 				select {
 				case <-timer.C:
-					t.vlogf("RoundTrip retrying after failure: %v", err)
+					t.vlogf("RoundTrip retrying after failure: %v", roundTripErr)
 					continue
 				case <-req.Context().Done():
 					timer.Stop()
@@ -2555,6 +2556,9 @@ func (b transportResponseBody) Close() error {
 	cs := b.cs
 	cc := cs.cc

+	cs.bufPipe.BreakWithError(errClosedResponseBody)
+	cs.abortStream(errClosedResponseBody)
+
 	unread := cs.bufPipe.Len()
 	if unread > 0 {
 		cc.mu.Lock()
@@ -2573,9 +2577,6 @@ func (b transportResponseBody) Close() error {
 		cc.wmu.Unlock()
 	}

-	cs.bufPipe.BreakWithError(errClosedResponseBody)
-	cs.abortStream(errClosedResponseBody)
-
 	select {
 	case <-cs.donec:
 	case <-cs.ctx.Done():
@@ -24,6 +24,21 @@ var hwCap uint
 var hwCap2 uint

 func readHWCAP() error {
+	// For Go 1.21+, get auxv from the Go runtime.
+	if a := getAuxv(); len(a) > 0 {
+		for len(a) >= 2 {
+			tag, val := a[0], uint(a[1])
+			a = a[2:]
+			switch tag {
+			case _AT_HWCAP:
+				hwCap = val
+			case _AT_HWCAP2:
+				hwCap2 = val
+			}
+		}
+		return nil
+	}
+
 	buf, err := ioutil.ReadFile(procAuxv)
 	if err != nil {
 		// e.g. on android /proc/self/auxv is not accessible, so silently
@@ -0,0 +1,16 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package cpu
+
+// getAuxvFn is non-nil on Go 1.21+ (via runtime_auxv_go121.go init)
+// on platforms that use auxv.
+var getAuxvFn func() []uintptr
+
+func getAuxv() []uintptr {
+	if getAuxvFn == nil {
+		return nil
+	}
+	return getAuxvFn()
+}
@@ -0,0 +1,19 @@
+// Copyright 2023 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build go1.21
+// +build go1.21
+
+package cpu
+
+import (
+	_ "unsafe" // for linkname
+)
+
+//go:linkname runtime_getAuxv runtime.getAuxv
+func runtime_getAuxv() []uintptr
+
+func init() {
+	getAuxvFn = runtime_getAuxv
+}
@@ -63,7 +63,7 @@ func LookPath(file string) (string, error) {
 }

 func fixCmd(name string, cmd *exec.Cmd) {
-	if filepath.Base(name) == name && !filepath.IsAbs(cmd.Path) {
+	if filepath.Base(name) == name && !filepath.IsAbs(cmd.Path) && !isGo119ErrFieldSet(cmd) {
 		// exec.Command was called with a bare binary name and
 		// exec.LookPath returned a path which is not absolute.
 		// Set cmd.lookPathErr and clear cmd.Path so that it
@@ -7,6 +7,12 @@

 package execabs

+import "os/exec"
+
 func isGo119ErrDot(err error) bool {
 	return false
 }
+
+func isGo119ErrFieldSet(cmd *exec.Cmd) bool {
+	return false
+}
@@ -15,3 +15,7 @@ import (
 func isGo119ErrDot(err error) bool {
 	return errors.Is(err, exec.ErrDot)
 }
+
+func isGo119ErrFieldSet(cmd *exec.Cmd) bool {
+	return cmd.Err != nil
+}
@@ -0,0 +1,70 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build aix || solaris
+// +build aix solaris
+
+package unix
+
+import (
+	"unsafe"
+)
+
+// ioctl itself should not be exposed directly, but additional get/set
+// functions for specific types are permissible.
+
+// IoctlSetInt performs an ioctl operation which sets an integer value
+// on fd, using the specified request number.
+func IoctlSetInt(fd int, req int, value int) error {
+	return ioctl(fd, req, uintptr(value))
+}
+
+// IoctlSetPointerInt performs an ioctl operation which sets an
+// integer value on fd, using the specified request number. The ioctl
+// argument is called with a pointer to the integer value, rather than
+// passing the integer value directly.
+func IoctlSetPointerInt(fd int, req int, value int) error {
+	v := int32(value)
+	return ioctlPtr(fd, req, unsafe.Pointer(&v))
+}
+
+// IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
+//
+// To change fd's window size, the req argument should be TIOCSWINSZ.
+func IoctlSetWinsize(fd int, req int, value *Winsize) error {
+	// TODO: if we get the chance, remove the req parameter and
+	// hardcode TIOCSWINSZ.
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
+}
+
+// IoctlSetTermios performs an ioctl on fd with a *Termios.
+//
+// The req value will usually be TCSETA or TIOCSETA.
+func IoctlSetTermios(fd int, req int, value *Termios) error {
+	// TODO: if we get the chance, remove the req parameter.
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
+}
+
+// IoctlGetInt performs an ioctl operation which gets an integer value
+// from fd, using the specified request number.
+//
+// A few ioctl requests use the return value as an output parameter;
+// for those, IoctlRetInt should be used instead of this function.
+func IoctlGetInt(fd int, req int) (int, error) {
+	var value int
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
+	return value, err
+}
+
+func IoctlGetWinsize(fd int, req int) (*Winsize, error) {
+	var value Winsize
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
+	return &value, err
+}
+
+func IoctlGetTermios(fd int, req int) (*Termios, error) {
+	var value Termios
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
+	return &value, err
+}
@@ -2,13 +2,12 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.

-//go:build aix || darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd || solaris
-// +build aix darwin dragonfly freebsd hurd linux netbsd openbsd solaris
+//go:build darwin || dragonfly || freebsd || hurd || linux || netbsd || openbsd
+// +build darwin dragonfly freebsd hurd linux netbsd openbsd

 package unix

 import (
-	"runtime"
 	"unsafe"
 )

@@ -27,7 +26,7 @@ func IoctlSetInt(fd int, req uint, value int) error {
 // passing the integer value directly.
 func IoctlSetPointerInt(fd int, req uint, value int) error {
 	v := int32(value)
-	return ioctl(fd, req, uintptr(unsafe.Pointer(&v)))
+	return ioctlPtr(fd, req, unsafe.Pointer(&v))
 }

 // IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
@@ -36,9 +35,7 @@ func IoctlSetPointerInt(fd int, req uint, value int) error {
 func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
 	// TODO: if we get the chance, remove the req parameter and
 	// hardcode TIOCSWINSZ.
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
-	runtime.KeepAlive(value)
-	return err
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
 }

 // IoctlSetTermios performs an ioctl on fd with a *Termios.
@@ -46,9 +43,7 @@ func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
 // The req value will usually be TCSETA or TIOCSETA.
 func IoctlSetTermios(fd int, req uint, value *Termios) error {
 	// TODO: if we get the chance, remove the req parameter.
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
-	runtime.KeepAlive(value)
-	return err
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
 }

 // IoctlGetInt performs an ioctl operation which gets an integer value
@@ -58,18 +53,18 @@ func IoctlSetTermios(fd int, req uint, value *Termios) error {
 // for those, IoctlRetInt should be used instead of this function.
 func IoctlGetInt(fd int, req uint) (int, error) {
 	var value int
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return value, err
 }

 func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
 	var value Winsize
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
 }

 func IoctlGetTermios(fd int, req uint) (*Termios, error) {
 	var value Termios
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
 }
@@ -17,25 +17,23 @@ import (

 // IoctlSetInt performs an ioctl operation which sets an integer value
 // on fd, using the specified request number.
-func IoctlSetInt(fd int, req uint, value int) error {
+func IoctlSetInt(fd int, req int, value int) error {
 	return ioctl(fd, req, uintptr(value))
 }

 // IoctlSetWinsize performs an ioctl on fd with a *Winsize argument.
 //
 // To change fd's window size, the req argument should be TIOCSWINSZ.
-func IoctlSetWinsize(fd int, req uint, value *Winsize) error {
+func IoctlSetWinsize(fd int, req int, value *Winsize) error {
 	// TODO: if we get the chance, remove the req parameter and
 	// hardcode TIOCSWINSZ.
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
-	runtime.KeepAlive(value)
-	return err
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
 }

 // IoctlSetTermios performs an ioctl on fd with a *Termios.
 //
 // The req value is expected to be TCSETS, TCSETSW, or TCSETSF
-func IoctlSetTermios(fd int, req uint, value *Termios) error {
+func IoctlSetTermios(fd int, req int, value *Termios) error {
 	if (req != TCSETS) && (req != TCSETSW) && (req != TCSETSF) {
 		return ENOSYS
 	}
@@ -49,22 +47,22 @@ func IoctlSetTermios(fd int, req uint, value *Termios) error {
 //
 // A few ioctl requests use the return value as an output parameter;
 // for those, IoctlRetInt should be used instead of this function.
-func IoctlGetInt(fd int, req uint) (int, error) {
+func IoctlGetInt(fd int, req int) (int, error) {
 	var value int
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return value, err
 }

-func IoctlGetWinsize(fd int, req uint) (*Winsize, error) {
+func IoctlGetWinsize(fd int, req int) (*Winsize, error) {
 	var value Winsize
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
 }

 // IoctlGetTermios performs an ioctl on fd with a *Termios.
 //
 // The req value is expected to be TCGETS
-func IoctlGetTermios(fd int, req uint) (*Termios, error) {
+func IoctlGetTermios(fd int, req int) (*Termios, error) {
 	var value Termios
 	if req != TCGETS {
 		return &value, ENOSYS
@@ -66,6 +66,7 @@ includes_Darwin='
 #include <sys/ptrace.h>
 #include <sys/select.h>
 #include <sys/socket.h>
+#include <sys/stat.h>
 #include <sys/un.h>
 #include <sys/sockio.h>
 #include <sys/sys_domain.h>
@@ -521,6 +522,7 @@ ccflags="$@"
 		$2 ~ /^NFC_(GENL|PROTO|COMM|RF|SE|DIRECTION|LLCP|SOCKPROTO)_/ ||
 		$2 ~ /^NFC_.*_(MAX)?SIZE$/ ||
 		$2 ~ /^RAW_PAYLOAD_/ ||
+		$2 ~ /^[US]F_/ ||
 		$2 ~ /^TP_STATUS_/ ||
 		$2 ~ /^FALLOC_/ ||
 		$2 ~ /^ICMPV?6?_(FILTER|SEC)/ ||
@@ -7,6 +7,12 @@

 package unix

+import "unsafe"
+
 func ptrace(request int, pid int, addr uintptr, data uintptr) error {
 	return ptrace1(request, pid, addr, data)
 }
+
+func ptracePtr(request int, pid int, addr uintptr, data unsafe.Pointer) error {
+	return ptrace1Ptr(request, pid, addr, data)
+}
@@ -7,6 +7,12 @@

 package unix

+import "unsafe"
+
 func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {
 	return ENOTSUP
 }
+
+func ptracePtr(request int, pid int, addr uintptr, data unsafe.Pointer) (err error) {
+	return ENOTSUP
+}
@@ -292,9 +292,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 				break
 			}
 		}
-
-		bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
-		sa.Name = string(bytes)
+		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
 		return sa, nil

 	case AF_INET:
@@ -410,7 +408,8 @@ func (w WaitStatus) CoreDump() bool { return w&0x80 == 0x80 }

 func (w WaitStatus) TrapCause() int { return -1 }

-//sys	ioctl(fd int, req uint, arg uintptr) (err error)
+//sys	ioctl(fd int, req int, arg uintptr) (err error)
+//sys	ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) = ioctl

 // fcntl must never be called with cmd=F_DUP2FD because it doesn't work on AIX
 // There is no way to create a custom fcntl and to keep //sys fcntl easily,
@@ -8,7 +8,6 @@
 package unix

 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error) = getrlimit64
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error) = setrlimit64
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = lseek64

 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error)
@@ -8,7 +8,6 @@
 package unix

 //sysnb	Getrlimit(resource int, rlim *Rlimit) (err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Seek(fd int, offset int64, whence int) (off int64, err error) = lseek

 //sys	mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) = mmap64
@@ -245,8 +245,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 				break
 			}
 		}
-		bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
-		sa.Name = string(bytes)
+		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
 		return sa, nil

 	case AF_INET:
@@ -14,7 +14,6 @@ package unix

 import (
 	"fmt"
-	"runtime"
 	"syscall"
 	"unsafe"
 )
@@ -376,11 +375,10 @@ func Flistxattr(fd int, dest []byte) (sz int, err error) {
 func Kill(pid int, signum syscall.Signal) (err error) { return kill(pid, int(signum), 1) }

 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
+//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL

 func IoctlCtlInfo(fd int, ctlInfo *CtlInfo) error {
-	err := ioctl(fd, CTLIOCGINFO, uintptr(unsafe.Pointer(ctlInfo)))
-	runtime.KeepAlive(ctlInfo)
-	return err
+	return ioctlPtr(fd, CTLIOCGINFO, unsafe.Pointer(ctlInfo))
 }

 // IfreqMTU is struct ifreq used to get or set a network device's MTU.
@@ -394,16 +392,14 @@ type IfreqMTU struct {
 func IoctlGetIfreqMTU(fd int, ifname string) (*IfreqMTU, error) {
 	var ifreq IfreqMTU
 	copy(ifreq.Name[:], ifname)
-	err := ioctl(fd, SIOCGIFMTU, uintptr(unsafe.Pointer(&ifreq)))
+	err := ioctlPtr(fd, SIOCGIFMTU, unsafe.Pointer(&ifreq))
 	return &ifreq, err
 }

 // IoctlSetIfreqMTU performs the SIOCSIFMTU ioctl operation on fd to set the MTU
 // of the network device specified by ifreq.Name.
 func IoctlSetIfreqMTU(fd int, ifreq *IfreqMTU) error {
-	err := ioctl(fd, SIOCSIFMTU, uintptr(unsafe.Pointer(ifreq)))
-	runtime.KeepAlive(ifreq)
-	return err
+	return ioctlPtr(fd, SIOCSIFMTU, unsafe.Pointer(ifreq))
 }

 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS_SYSCTL
@@ -617,6 +613,7 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 //sys	Rmdir(path string) (err error)
 //sys	Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK
 //sys	Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error)
+//sys	Setattrlist(path string, attrlist *Attrlist, attrBuf []byte, options int) (err error)
 //sys	Setegid(egid int) (err error)
 //sysnb	Seteuid(euid int) (err error)
 //sysnb	Setgid(gid int) (err error)
@@ -626,7 +623,6 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 //sys	Setprivexec(flag int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -680,7 +676,6 @@ func SysctlKinfoProcSlice(name string, args ...int) ([]KinfoProc, error) {
 // Kqueue_from_portset_np
 // Kqueue_portset
 // Getattrlist
-// Setattrlist
 // Getdirentriesattr
 // Searchfs
 // Delete
@@ -47,5 +47,6 @@ func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT64
 //sys	Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64
 //sys	ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) = SYS_ptrace
+//sys	ptrace1Ptr(request int, pid int, addr unsafe.Pointer, data uintptr) (err error) = SYS_ptrace
 //sys	Stat(path string, stat *Stat_t) (err error) = SYS_STAT64
 //sys	Statfs(path string, stat *Statfs_t) (err error) = SYS_STATFS64
@@ -47,5 +47,6 @@ func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr,
 //sys	getfsstat(buf unsafe.Pointer, size uintptr, flags int) (n int, err error) = SYS_GETFSSTAT
 //sys	Lstat(path string, stat *Stat_t) (err error)
 //sys	ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) = SYS_ptrace
+//sys	ptrace1Ptr(request int, pid int, addr unsafe.Pointer, data uintptr) (err error) = SYS_ptrace
 //sys	Stat(path string, stat *Stat_t) (err error)
 //sys	Statfs(path string, stat *Statfs_t) (err error)
@@ -172,6 +172,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 }

 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
+//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL

 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

@@ -325,7 +326,6 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -161,7 +161,8 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 	return
 }

-//sys	ioctl(fd int, req uint, arg uintptr) (err error)
+//sys	ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL
+//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL

 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

@@ -253,6 +254,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 }

 //sys	ptrace(request int, pid int, addr uintptr, data int) (err error)
+//sys	ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) = SYS_PTRACE

 func PtraceAttach(pid int) (err error) {
 	return ptrace(PT_ATTACH, pid, 0, 0)
@@ -267,19 +269,36 @@ func PtraceDetach(pid int) (err error) {
 }

 func PtraceGetFpRegs(pid int, fpregsout *FpReg) (err error) {
-	return ptrace(PT_GETFPREGS, pid, uintptr(unsafe.Pointer(fpregsout)), 0)
+	return ptracePtr(PT_GETFPREGS, pid, unsafe.Pointer(fpregsout), 0)
 }

 func PtraceGetRegs(pid int, regsout *Reg) (err error) {
-	return ptrace(PT_GETREGS, pid, uintptr(unsafe.Pointer(regsout)), 0)
+	return ptracePtr(PT_GETREGS, pid, unsafe.Pointer(regsout), 0)
+}
+
+func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
+	ioDesc := PtraceIoDesc{
+		Op:   int32(req),
+		Offs: offs,
+	}
+	if countin > 0 {
+		_ = out[:countin] // check bounds
+		ioDesc.Addr = &out[0]
+	} else if out != nil {
+		ioDesc.Addr = (*byte)(unsafe.Pointer(&_zero))
+	}
+	ioDesc.SetLen(countin)
+
+	err = ptracePtr(PT_IO, pid, unsafe.Pointer(&ioDesc), 0)
+	return int(ioDesc.Len), err
 }

 func PtraceLwpEvents(pid int, enable int) (err error) {
 	return ptrace(PT_LWP_EVENTS, pid, 0, enable)
 }

-func PtraceLwpInfo(pid int, info uintptr) (err error) {
-	return ptrace(PT_LWPINFO, pid, info, int(unsafe.Sizeof(PtraceLwpInfoStruct{})))
+func PtraceLwpInfo(pid int, info *PtraceLwpInfoStruct) (err error) {
+	return ptracePtr(PT_LWPINFO, pid, unsafe.Pointer(info), int(unsafe.Sizeof(*info)))
 }

 func PtracePeekData(pid int, addr uintptr, out []byte) (count int, err error) {
@@ -299,13 +318,25 @@ func PtracePokeText(pid int, addr uintptr, data []byte) (count int, err error) {
 }

 func PtraceSetRegs(pid int, regs *Reg) (err error) {
-	return ptrace(PT_SETREGS, pid, uintptr(unsafe.Pointer(regs)), 0)
+	return ptracePtr(PT_SETREGS, pid, unsafe.Pointer(regs), 0)
 }

 func PtraceSingleStep(pid int) (err error) {
 	return ptrace(PT_STEP, pid, 1, 0)
 }

+func Dup3(oldfd, newfd, flags int) error {
+	if oldfd == newfd || flags&^O_CLOEXEC != 0 {
+		return EINVAL
+	}
+	how := F_DUP2FD
+	if flags&O_CLOEXEC != 0 {
+		how = F_DUP2FD_CLOEXEC
+	}
+	_, err := fcntl(oldfd, how, newfd)
+	return err
+}
+
 /*
 * Exposed directly
 */
@@ -402,7 +433,6 @@ func PtraceSingleStep(pid int) (err error) {
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -42,6 +42,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }

+func (d *PtraceIoDesc) SetLen(length int) {
+	d.Len = uint32(length)
+}
+
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	var writtenOut uint64 = 0
 	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr((*offset)>>32), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0)
@@ -57,16 +61,5 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)

 func PtraceGetFsBase(pid int, fsbase *int64) (err error) {
-	return ptrace(PT_GETFSBASE, pid, uintptr(unsafe.Pointer(fsbase)), 0)
-}
-
-func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
-	ioDesc := PtraceIoDesc{
-		Op:   int32(req),
-		Offs: offs,
-		Addr: uintptr(unsafe.Pointer(&out[0])), // TODO(#58351): this is not safe.
-		Len:  uint32(countin),
-	}
-	err = ptrace(PT_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0)
-	return int(ioDesc.Len), err
+	return ptracePtr(PT_GETFSBASE, pid, unsafe.Pointer(fsbase), 0)
 }
@@ -42,6 +42,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }

+func (d *PtraceIoDesc) SetLen(length int) {
+	d.Len = uint64(length)
+}
+
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	var writtenOut uint64 = 0
 	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0, 0)
@@ -57,16 +61,5 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)

 func PtraceGetFsBase(pid int, fsbase *int64) (err error) {
-	return ptrace(PT_GETFSBASE, pid, uintptr(unsafe.Pointer(fsbase)), 0)
-}
-
-func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
-	ioDesc := PtraceIoDesc{
-		Op:   int32(req),
-		Offs: offs,
-		Addr: uintptr(unsafe.Pointer(&out[0])), // TODO(#58351): this is not safe.
-		Len:  uint64(countin),
-	}
-	err = ptrace(PT_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0)
-	return int(ioDesc.Len), err
+	return ptracePtr(PT_GETFSBASE, pid, unsafe.Pointer(fsbase), 0)
 }
@@ -42,6 +42,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }

+func (d *PtraceIoDesc) SetLen(length int) {
+	d.Len = uint32(length)
+}
+
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	var writtenOut uint64 = 0
 	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr((*offset)>>32), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0)
@@ -55,14 +59,3 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 }

 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
-
-func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
-	ioDesc := PtraceIoDesc{
-		Op:   int32(req),
-		Offs: offs,
-		Addr: uintptr(unsafe.Pointer(&out[0])), // TODO(#58351): this is not safe.
-		Len:  uint32(countin),
-	}
-	err = ptrace(PT_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0)
-	return int(ioDesc.Len), err
-}
@@ -42,6 +42,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }

+func (d *PtraceIoDesc) SetLen(length int) {
+	d.Len = uint64(length)
+}
+
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	var writtenOut uint64 = 0
 	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0, 0)
@@ -55,14 +59,3 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 }

 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
-
-func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
-	ioDesc := PtraceIoDesc{
-		Op:   int32(req),
-		Offs: offs,
-		Addr: uintptr(unsafe.Pointer(&out[0])), // TODO(#58351): this is not safe.
-		Len:  uint64(countin),
-	}
-	err = ptrace(PT_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0)
-	return int(ioDesc.Len), err
-}
@@ -42,6 +42,10 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 	cmsg.Len = uint32(length)
 }

+func (d *PtraceIoDesc) SetLen(length int) {
+	d.Len = uint64(length)
+}
+
 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
 	var writtenOut uint64 = 0
 	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0, 0)
@@ -55,14 +59,3 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 }

 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
-
-func PtraceIO(req int, pid int, offs uintptr, out []byte, countin int) (count int, err error) {
-	ioDesc := PtraceIoDesc{
-		Op:   int32(req),
-		Offs: offs,
-		Addr: uintptr(unsafe.Pointer(&out[0])), // TODO(#58351): this is not safe.
-		Len:  uint64(countin),
-	}
-	err = ptrace(PT_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0)
-	return int(ioDesc.Len), err
-}
@@ -20,3 +20,11 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 	}
 	return
 }
+
+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	r0, er := C.ioctl(C.int(fd), C.ulong(req), C.uintptr_t(uintptr(arg)))
+	if r0 == -1 && er != nil {
+		err = er
+	}
+	return
+}
@@ -1015,8 +1015,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		for n < len(pp.Path) && pp.Path[n] != 0 {
 			n++
 		}
-		bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
-		sa.Name = string(bytes)
+		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
 		return sa, nil

 	case AF_INET:
@@ -1365,6 +1364,10 @@ func SetsockoptTCPRepairOpt(fd, level, opt int, o []TCPRepairOpt) (err error) {
 	return setsockopt(fd, level, opt, unsafe.Pointer(&o[0]), uintptr(SizeofTCPRepairOpt*len(o)))
 }

+func SetsockoptTCPMD5Sig(fd, level, opt int, s *TCPMD5Sig) error {
+	return setsockopt(fd, level, opt, unsafe.Pointer(s), unsafe.Sizeof(*s))
+}
+
 // Keyctl Commands (http://man7.org/linux/man-pages/man2/keyctl.2.html)

 // KeyctlInt calls keyctl commands in which each argument is an int.
@@ -1579,6 +1582,7 @@ func BindToDevice(fd int, device string) (err error) {
 }

 //sys	ptrace(request int, pid int, addr uintptr, data uintptr) (err error)
+//sys	ptracePtr(request int, pid int, addr uintptr, data unsafe.Pointer) (err error) = SYS_PTRACE

 func ptracePeek(req int, pid int, addr uintptr, out []byte) (count int, err error) {
 	// The peek requests are machine-size oriented, so we wrap it
@@ -1596,7 +1600,7 @@ func ptracePeek(req int, pid int, addr uintptr, out []byte) (count int, err erro
 	// boundary.
 	n := 0
 	if addr%SizeofPtr != 0 {
-		err = ptrace(req, pid, addr-addr%SizeofPtr, uintptr(unsafe.Pointer(&buf[0])))
+		err = ptracePtr(req, pid, addr-addr%SizeofPtr, unsafe.Pointer(&buf[0]))
 		if err != nil {
 			return 0, err
 		}
@@ -1608,7 +1612,7 @@ func ptracePeek(req int, pid int, addr uintptr, out []byte) (count int, err erro
 	for len(out) > 0 {
 		// We use an internal buffer to guarantee alignment.
 		// It's not documented if this is necessary, but we're paranoid.
-		err = ptrace(req, pid, addr+uintptr(n), uintptr(unsafe.Pointer(&buf[0])))
+		err = ptracePtr(req, pid, addr+uintptr(n), unsafe.Pointer(&buf[0]))
 		if err != nil {
 			return n, err
 		}
@@ -1640,7 +1644,7 @@ func ptracePoke(pokeReq int, peekReq int, pid int, addr uintptr, data []byte) (c
 	n := 0
 	if addr%SizeofPtr != 0 {
 		var buf [SizeofPtr]byte
-		err = ptrace(peekReq, pid, addr-addr%SizeofPtr, uintptr(unsafe.Pointer(&buf[0])))
+		err = ptracePtr(peekReq, pid, addr-addr%SizeofPtr, unsafe.Pointer(&buf[0]))
 		if err != nil {
 			return 0, err
 		}
@@ -1667,7 +1671,7 @@ func ptracePoke(pokeReq int, peekReq int, pid int, addr uintptr, data []byte) (c
 	// Trailing edge.
 	if len(data) > 0 {
 		var buf [SizeofPtr]byte
-		err = ptrace(peekReq, pid, addr+uintptr(n), uintptr(unsafe.Pointer(&buf[0])))
+		err = ptracePtr(peekReq, pid, addr+uintptr(n), unsafe.Pointer(&buf[0]))
 		if err != nil {
 			return n, err
 		}
@@ -1696,11 +1700,11 @@ func PtracePokeUser(pid int, addr uintptr, data []byte) (count int, err error) {
 }

 func PtraceGetRegs(pid int, regsout *PtraceRegs) (err error) {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 func PtraceSetRegs(pid int, regs *PtraceRegs) (err error) {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }

 func PtraceSetOptions(pid int, options int) (err error) {
@@ -1709,7 +1713,7 @@ func PtraceSetOptions(pid int, options int) (err error) {

 func PtraceGetEventMsg(pid int) (msg uint, err error) {
 	var data _C_long
-	err = ptrace(PTRACE_GETEVENTMSG, pid, 0, uintptr(unsafe.Pointer(&data)))
+	err = ptracePtr(PTRACE_GETEVENTMSG, pid, 0, unsafe.Pointer(&data))
 	msg = uint(data)
 	return
 }
@@ -1869,7 +1873,6 @@ func Getpgrp() (pid int) {
 //sys	OpenTree(dfd int, fileName string, flags uint) (r int, err error)
 //sys	PerfEventOpen(attr *PerfEventAttr, pid int, cpu int, groupFd int, flags int) (fd int, err error)
 //sys	PivotRoot(newroot string, putold string) (err error) = SYS_PIVOT_ROOT
-//sysnb	Prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) = SYS_PRLIMIT64
 //sys	Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error)
 //sys	Pselect(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timespec, sigmask *Sigset_t) (n int, err error) = SYS_PSELECT6
 //sys	read(fd int, p []byte) (n int, err error)
@@ -1883,6 +1886,15 @@ func Getpgrp() (pid int) {
 //sysnb	Settimeofday(tv *Timeval) (err error)
 //sys	Setns(fd int, nstype int) (err error)

+//go:linkname syscall_prlimit syscall.prlimit
+func syscall_prlimit(pid, resource int, newlimit, old *syscall.Rlimit) error
+
+func Prlimit(pid, resource int, newlimit, old *Rlimit) error {
+	// Just call the syscall version, because as of Go 1.21
+	// it will affect starting a new process.
+	return syscall_prlimit(pid, resource, (*syscall.Rlimit)(newlimit), (*syscall.Rlimit)(old))
+}
+
 // PrctlRetInt performs a prctl operation specified by option and further
 // optional arguments arg2 through arg5 depending on option. It returns a
 // non-negative integer that is returned by the prctl syscall.
@@ -2154,6 +2166,14 @@ func isGroupMember(gid int) bool {
 	return false
 }

+func isCapDacOverrideSet() bool {
+	hdr := CapUserHeader{Version: LINUX_CAPABILITY_VERSION_3}
+	data := [2]CapUserData{}
+	err := Capget(&hdr, &data[0])
+
+	return err == nil && data[0].Effective&(1<<CAP_DAC_OVERRIDE) != 0
+}
+
 //sys	faccessat(dirfd int, path string, mode uint32) (err error)
 //sys	Faccessat2(dirfd int, path string, mode uint32, flags int) (err error)

@@ -2189,6 +2209,12 @@ func Faccessat(dirfd int, path string, mode uint32, flags int) (err error) {
 	var uid int
 	if flags&AT_EACCESS != 0 {
 		uid = Geteuid()
+		if uid != 0 && isCapDacOverrideSet() {
+			// If CAP_DAC_OVERRIDE is set, file access check is
+			// done by the kernel in the same way as for root
+			// (see generic_permission() in the Linux sources).
+			uid = 0
+		}
 	} else {
 		uid = Getuid()
 	}
@@ -97,33 +97,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }

-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func Seek(fd int, offset int64, whence int) (newoffset int64, err error) {
 	newoffset, errno := seek(fd, offset, whence)
 	if errno != 0 {
@@ -46,7 +46,6 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)

@@ -171,33 +171,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }

-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func (r *PtraceRegs) PC() uint64 { return uint64(r.Uregs[15]) }

 func (r *PtraceRegs) SetPC(pc uint64) { r.Uregs[15] = uint32(pc) }
@@ -39,7 +39,6 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)

@@ -143,15 +142,6 @@ func Getrlimit(resource int, rlim *Rlimit) error {
 	return getrlimit(resource, rlim)
 }

-// Setrlimit prefers the prlimit64 system call. See issue 38604.
-func Setrlimit(resource int, rlim *Rlimit) error {
-	err := Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-	return setrlimit(resource, rlim)
-}
-
 func (r *PtraceRegs) PC() uint64 { return r.Pc }

 func (r *PtraceRegs) SetPC(pc uint64) { r.Pc = pc }
@@ -126,11 +126,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }

-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	return
-}
-
 func futimesat(dirfd int, path string, tv *[2]Timeval) (err error) {
 	if tv == nil {
 		return utimensat(dirfd, path, nil, 0)
@@ -37,7 +37,6 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Statfs(path string, buf *Statfs_t) (err error)
@@ -151,33 +151,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }

-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func (r *PtraceRegs) PC() uint64 { return r.Epc }

 func (r *PtraceRegs) SetPC(pc uint64) { r.Epc = pc }
@@ -159,33 +159,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {
 	return
 }

-//sysnb	setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT
-
-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	err = Prlimit(0, resource, rlim, nil)
-	if err != ENOSYS {
-		return err
-	}
-
-	rl := rlimit32{}
-	if rlim.Cur == rlimInf64 {
-		rl.Cur = rlimInf32
-	} else if rlim.Cur < uint64(rlimInf32) {
-		rl.Cur = uint32(rlim.Cur)
-	} else {
-		return EINVAL
-	}
-	if rlim.Max == rlimInf64 {
-		rl.Max = rlimInf32
-	} else if rlim.Max < uint64(rlimInf32) {
-		rl.Max = uint32(rlim.Max)
-	} else {
-		return EINVAL
-	}
-
-	return setrlimit(resource, &rl)
-}
-
 func (r *PtraceRegs) PC() uint32 { return r.Nip }

 func (r *PtraceRegs) SetPC(pc uint32) { r.Nip = pc }
@@ -34,7 +34,6 @@ package unix
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
@@ -38,7 +38,6 @@ func Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)

@@ -34,7 +34,6 @@ import (
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
 //sys	Statfs(path string, buf *Statfs_t) (err error)
@@ -31,7 +31,6 @@ package unix
 //sys	sendfile(outfd int, infd int, offset *int64, count int) (written int, err error)
 //sys	setfsgid(gid int) (prev int, err error)
 //sys	setfsuid(uid int) (prev int, err error)
-//sysnb	Setrlimit(resource int, rlim *Rlimit) (err error)
 //sys	Shutdown(fd int, how int) (err error)
 //sys	Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error)
 //sys	Stat(path string, stat *Stat_t) (err error)
@@ -13,7 +13,6 @@
 package unix

 import (
-	"runtime"
 	"syscall"
 	"unsafe"
 )
@@ -178,13 +177,13 @@ func sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 }

 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
+//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL

 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

 func IoctlGetPtmget(fd int, req uint) (*Ptmget, error) {
 	var value Ptmget
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
-	runtime.KeepAlive(value)
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
 }

@@ -341,7 +340,6 @@ func Statvfs(path string, buf *Statvfs_t) (err error) {
 //sys	Setpriority(which int, who int, prio int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
 //sysnb	Setuid(uid int) (err error)
@@ -502,7 +500,6 @@ func Statvfs(path string, buf *Statvfs_t) (err error) {
 // compat_43_osendmsg
 // compat_43_osethostid
 // compat_43_osethostname
-// compat_43_osetrlimit
 // compat_43_osigblock
 // compat_43_osigsetmask
 // compat_43_osigstack
@@ -152,6 +152,7 @@ func Getfsstat(buf []Statfs_t, flags int) (n int, err error) {
 }

 //sys	ioctl(fd int, req uint, arg uintptr) (err error)
+//sys	ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) = SYS_IOCTL

 //sys	sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) = SYS___SYSCTL

@@ -293,7 +294,6 @@ func Uname(uname *Utsname) error {
 //sysnb	Setreuid(ruid int, euid int) (err error)
 //sysnb	Setresgid(rgid int, egid int, sgid int) (err error)
 //sysnb	Setresuid(ruid int, euid int, suid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setrtable(rtable int) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Settimeofday(tp *Timeval) (err error)
@@ -408,8 +408,7 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		for n < len(pp.Path) && pp.Path[n] != 0 {
 			n++
 		}
-		bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
-		sa.Name = string(bytes)
+		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
 		return sa, nil

 	case AF_INET:
@@ -546,22 +545,26 @@ func Minor(dev uint64) uint32 {
 * Expose the ioctl function
 */

-//sys	ioctlRet(fd int, req uint, arg uintptr) (ret int, err error) = libc.ioctl
+//sys	ioctlRet(fd int, req int, arg uintptr) (ret int, err error) = libc.ioctl
+//sys	ioctlPtrRet(fd int, req int, arg unsafe.Pointer) (ret int, err error) = libc.ioctl

-func ioctl(fd int, req uint, arg uintptr) (err error) {
+func ioctl(fd int, req int, arg uintptr) (err error) {
 	_, err = ioctlRet(fd, req, arg)
 	return err
 }

-func IoctlSetTermio(fd int, req uint, value *Termio) error {
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(value)))
-	runtime.KeepAlive(value)
+func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
+	_, err = ioctlPtrRet(fd, req, arg)
 	return err
 }

-func IoctlGetTermio(fd int, req uint) (*Termio, error) {
+func IoctlSetTermio(fd int, req int, value *Termio) error {
+	return ioctlPtr(fd, req, unsafe.Pointer(value))
+}
+
+func IoctlGetTermio(fd int, req int) (*Termio, error) {
 	var value Termio
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&value)))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&value))
 	return &value, err
 }

@@ -662,7 +665,6 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e
 //sys	Setpriority(which int, who int, prio int) (err error)
 //sysnb	Setregid(rgid int, egid int) (err error)
 //sysnb	Setreuid(ruid int, euid int) (err error)
-//sysnb	Setrlimit(which int, lim *Rlimit) (err error)
 //sysnb	Setsid() (pid int, err error)
 //sysnb	Setuid(uid int) (err error)
 //sys	Shutdown(s int, how int) (err error) = libsocket.shutdown
@@ -1077,14 +1079,14 @@ func Getmsg(fd int, cl []byte, data []byte) (retCl []byte, retData []byte, flags
 	return retCl, retData, flags, nil
 }

-func IoctlSetIntRetInt(fd int, req uint, arg int) (int, error) {
+func IoctlSetIntRetInt(fd int, req int, arg int) (int, error) {
 	return ioctlRet(fd, req, uintptr(arg))
 }

-func IoctlSetString(fd int, req uint, val string) error {
+func IoctlSetString(fd int, req int, val string) error {
 	bs := make([]byte, len(val)+1)
 	copy(bs[:len(bs)-1], val)
-	err := ioctl(fd, req, uintptr(unsafe.Pointer(&bs[0])))
+	err := ioctlPtr(fd, req, unsafe.Pointer(&bs[0]))
 	runtime.KeepAlive(&bs[0])
 	return err
 }
@@ -1117,8 +1119,8 @@ func (l *Lifreq) GetLifruUint() uint {
 	return *(*uint)(unsafe.Pointer(&l.Lifru[0]))
 }

-func IoctlLifreq(fd int, req uint, l *Lifreq) error {
-	return ioctl(fd, req, uintptr(unsafe.Pointer(l)))
+func IoctlLifreq(fd int, req int, l *Lifreq) error {
+	return ioctlPtr(fd, req, unsafe.Pointer(l))
 }

 // Strioctl Helpers
@@ -1128,6 +1130,6 @@ func (s *Strioctl) SetInt(i int) {
 	s.Dp = (*int8)(unsafe.Pointer(&i))
 }

-func IoctlSetStrioctlRetInt(fd int, req uint, s *Strioctl) (int, error) {
-	return ioctlRet(fd, req, uintptr(unsafe.Pointer(s)))
+func IoctlSetStrioctlRetInt(fd int, req int, s *Strioctl) (int, error) {
+	return ioctlPtrRet(fd, req, unsafe.Pointer(s))
 }
@@ -587,3 +587,10 @@ func emptyIovecs(iov []Iovec) bool {
 	}
 	return true
 }
+
+// Setrlimit sets a resource limit.
+func Setrlimit(resource int, rlim *Rlimit) error {
+	// Just call the syscall version, because as of Go 1.21
+	// it will affect starting a new process.
+	return syscall.Setrlimit(resource, (*syscall.Rlimit)(rlim))
+}
@@ -139,8 +139,7 @@ func anyToSockaddr(_ int, rsa *RawSockaddrAny) (Sockaddr, error) {
 		for n < int(pp.Len) && pp.Path[n] != 0 {
 			n++
 		}
-		bytes := (*[len(pp.Path)]byte)(unsafe.Pointer(&pp.Path[0]))[0:n]
-		sa.Name = string(bytes)
+		sa.Name = string(unsafe.Slice((*byte)(unsafe.Pointer(&pp.Path[0])), n))
 		return sa, nil

 	case AF_INET:
@@ -213,7 +212,8 @@ func (cmsg *Cmsghdr) SetLen(length int) {
 //sys	sendmsg(s int, msg *Msghdr, flags int) (n int, err error) = SYS___SENDMSG_A
 //sys   mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) = SYS_MMAP
 //sys   munmap(addr uintptr, length uintptr) (err error) = SYS_MUNMAP
-//sys   ioctl(fd int, req uint, arg uintptr) (err error) = SYS_IOCTL
+//sys   ioctl(fd int, req int, arg uintptr) (err error) = SYS_IOCTL
+//sys   ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) = SYS_IOCTL

 //sys   Access(path string, mode uint32) (err error) = SYS___ACCESS_A
 //sys   Chdir(path string) (err error) = SYS___CHDIR_A
@@ -1270,6 +1270,16 @@ const (
 	SEEK_END                                = 0x2
 	SEEK_HOLE                               = 0x3
 	SEEK_SET                                = 0x0
+	SF_APPEND                               = 0x40000
+	SF_ARCHIVED                             = 0x10000
+	SF_DATALESS                             = 0x40000000
+	SF_FIRMLINK                             = 0x800000
+	SF_IMMUTABLE                            = 0x20000
+	SF_NOUNLINK                             = 0x100000
+	SF_RESTRICTED                           = 0x80000
+	SF_SETTABLE                             = 0x3fff0000
+	SF_SUPPORTED                            = 0x9f0000
+	SF_SYNTHETIC                            = 0xc0000000
 	SHUT_RD                                 = 0x0
 	SHUT_RDWR                               = 0x2
 	SHUT_WR                                 = 0x1
@@ -1543,6 +1553,15 @@ const (
 	TIOCTIMESTAMP                           = 0x40107459
 	TIOCUCNTL                               = 0x80047466
 	TOSTOP                                  = 0x400000
+	UF_APPEND                               = 0x4
+	UF_COMPRESSED                           = 0x20
+	UF_DATAVAULT                            = 0x80
+	UF_HIDDEN                               = 0x8000
+	UF_IMMUTABLE                            = 0x2
+	UF_NODUMP                               = 0x1
+	UF_OPAQUE                               = 0x8
+	UF_SETTABLE                             = 0xffff
+	UF_TRACKED                              = 0x40
 	VDISCARD                                = 0xf
 	VDSUSP                                  = 0xb
 	VEOF                                    = 0x0
@@ -1270,6 +1270,16 @@ const (
 	SEEK_END                                = 0x2
 	SEEK_HOLE                               = 0x3
 	SEEK_SET                                = 0x0
+	SF_APPEND                               = 0x40000
+	SF_ARCHIVED                             = 0x10000
+	SF_DATALESS                             = 0x40000000
+	SF_FIRMLINK                             = 0x800000
+	SF_IMMUTABLE                            = 0x20000
+	SF_NOUNLINK                             = 0x100000
+	SF_RESTRICTED                           = 0x80000
+	SF_SETTABLE                             = 0x3fff0000
+	SF_SUPPORTED                            = 0x9f0000
+	SF_SYNTHETIC                            = 0xc0000000
 	SHUT_RD                                 = 0x0
 	SHUT_RDWR                               = 0x2
 	SHUT_WR                                 = 0x1
@@ -1543,6 +1553,15 @@ const (
 	TIOCTIMESTAMP                           = 0x40107459
 	TIOCUCNTL                               = 0x80047466
 	TOSTOP                                  = 0x400000
+	UF_APPEND                               = 0x4
+	UF_COMPRESSED                           = 0x20
+	UF_DATAVAULT                            = 0x80
+	UF_HIDDEN                               = 0x8000
+	UF_IMMUTABLE                            = 0x2
+	UF_NODUMP                               = 0x1
+	UF_OPAQUE                               = 0x8
+	UF_SETTABLE                             = 0xffff
+	UF_TRACKED                              = 0x40
 	VDISCARD                                = 0xf
 	VDSUSP                                  = 0xb
 	VEOF                                    = 0x0
@@ -70,6 +70,7 @@ const (
 	ALG_SET_DRBG_ENTROPY                        = 0x6
 	ALG_SET_IV                                  = 0x2
 	ALG_SET_KEY                                 = 0x1
+	ALG_SET_KEY_BY_KEY_SERIAL                   = 0x7
 	ALG_SET_OP                                  = 0x3
 	ANON_INODE_FS_MAGIC                         = 0x9041934
 	ARPHRD_6LOWPAN                              = 0x339
@@ -774,6 +775,8 @@ const (
 	DEVLINK_GENL_MCGRP_CONFIG_NAME              = "config"
 	DEVLINK_GENL_NAME                           = "devlink"
 	DEVLINK_GENL_VERSION                        = 0x1
+	DEVLINK_PORT_FN_CAP_MIGRATABLE              = 0x2
+	DEVLINK_PORT_FN_CAP_ROCE                    = 0x1
 	DEVLINK_SB_THRESHOLD_TO_ALPHA_MAX           = 0x14
 	DEVLINK_SUPPORTED_FLASH_OVERWRITE_SECTIONS  = 0x3
 	DEVMEM_MAGIC                                = 0x454d444d
@@ -1262,6 +1265,8 @@ const (
 	FSCRYPT_MODE_AES_256_CTS                    = 0x4
 	FSCRYPT_MODE_AES_256_HCTR2                  = 0xa
 	FSCRYPT_MODE_AES_256_XTS                    = 0x1
+	FSCRYPT_MODE_SM4_CTS                        = 0x8
+	FSCRYPT_MODE_SM4_XTS                        = 0x7
 	FSCRYPT_POLICY_FLAGS_PAD_16                 = 0x2
 	FSCRYPT_POLICY_FLAGS_PAD_32                 = 0x3
 	FSCRYPT_POLICY_FLAGS_PAD_4                  = 0x0
@@ -1280,8 +1285,6 @@ const (
 	FS_ENCRYPTION_MODE_AES_256_GCM              = 0x2
 	FS_ENCRYPTION_MODE_AES_256_XTS              = 0x1
 	FS_ENCRYPTION_MODE_INVALID                  = 0x0
-	FS_ENCRYPTION_MODE_SPECK128_256_CTS         = 0x8
-	FS_ENCRYPTION_MODE_SPECK128_256_XTS         = 0x7
 	FS_IOC_ADD_ENCRYPTION_KEY                   = 0xc0506617
 	FS_IOC_GET_ENCRYPTION_KEY_STATUS            = 0xc080661a
 	FS_IOC_GET_ENCRYPTION_POLICY_EX             = 0xc0096616
@@ -1770,6 +1773,7 @@ const (
 	LANDLOCK_ACCESS_FS_REFER                    = 0x2000
 	LANDLOCK_ACCESS_FS_REMOVE_DIR               = 0x10
 	LANDLOCK_ACCESS_FS_REMOVE_FILE              = 0x20
+	LANDLOCK_ACCESS_FS_TRUNCATE                 = 0x4000
 	LANDLOCK_ACCESS_FS_WRITE_FILE               = 0x2
 	LANDLOCK_CREATE_RULESET_VERSION             = 0x1
 	LINUX_REBOOT_CMD_CAD_OFF                    = 0x0
@@ -1809,6 +1813,7 @@ const (
 	LWTUNNEL_IP_OPT_GENEVE_MAX                  = 0x3
 	LWTUNNEL_IP_OPT_VXLAN_MAX                   = 0x1
 	MADV_COLD                                   = 0x14
+	MADV_COLLAPSE                               = 0x19
 	MADV_DODUMP                                 = 0x11
 	MADV_DOFORK                                 = 0xb
 	MADV_DONTDUMP                               = 0x10
@@ -2163,6 +2168,7 @@ const (
 	PACKET_FANOUT_DATA                          = 0x16
 	PACKET_FANOUT_EBPF                          = 0x7
 	PACKET_FANOUT_FLAG_DEFRAG                   = 0x8000
+	PACKET_FANOUT_FLAG_IGNORE_OUTGOING          = 0x4000
 	PACKET_FANOUT_FLAG_ROLLOVER                 = 0x1000
 	PACKET_FANOUT_FLAG_UNIQUEID                 = 0x2000
 	PACKET_FANOUT_HASH                          = 0x0
@@ -15,12 +15,12 @@ type PtraceRegsArm struct {

 // PtraceGetRegsArm fetches the registers used by arm binaries.
 func PtraceGetRegsArm(pid int, regsout *PtraceRegsArm) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsArm sets the registers used by arm binaries.
 func PtraceSetRegsArm(pid int, regs *PtraceRegsArm) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }

 // PtraceRegsArm64 is the registers used by arm64 binaries.
@@ -33,10 +33,10 @@ type PtraceRegsArm64 struct {

 // PtraceGetRegsArm64 fetches the registers used by arm64 binaries.
 func PtraceGetRegsArm64(pid int, regsout *PtraceRegsArm64) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsArm64 sets the registers used by arm64 binaries.
 func PtraceSetRegsArm64(pid int, regs *PtraceRegsArm64) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }
@@ -7,11 +7,11 @@ import "unsafe"
 // PtraceGetRegSetArm64 fetches the registers used by arm64 binaries.
 func PtraceGetRegSetArm64(pid, addr int, regsout *PtraceRegsArm64) error {
 	iovec := Iovec{(*byte)(unsafe.Pointer(regsout)), uint64(unsafe.Sizeof(*regsout))}
-	return ptrace(PTRACE_GETREGSET, pid, uintptr(addr), uintptr(unsafe.Pointer(&iovec)))
+	return ptracePtr(PTRACE_GETREGSET, pid, uintptr(addr), unsafe.Pointer(&iovec))
 }

 // PtraceSetRegSetArm64 sets the registers used by arm64 binaries.
 func PtraceSetRegSetArm64(pid, addr int, regs *PtraceRegsArm64) error {
 	iovec := Iovec{(*byte)(unsafe.Pointer(regs)), uint64(unsafe.Sizeof(*regs))}
-	return ptrace(PTRACE_SETREGSET, pid, uintptr(addr), uintptr(unsafe.Pointer(&iovec)))
+	return ptracePtr(PTRACE_SETREGSET, pid, uintptr(addr), unsafe.Pointer(&iovec))
 }
@@ -21,12 +21,12 @@ type PtraceRegsMips struct {

 // PtraceGetRegsMips fetches the registers used by mips binaries.
 func PtraceGetRegsMips(pid int, regsout *PtraceRegsMips) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsMips sets the registers used by mips binaries.
 func PtraceSetRegsMips(pid int, regs *PtraceRegsMips) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }

 // PtraceRegsMips64 is the registers used by mips64 binaries.
@@ -42,10 +42,10 @@ type PtraceRegsMips64 struct {

 // PtraceGetRegsMips64 fetches the registers used by mips64 binaries.
 func PtraceGetRegsMips64(pid int, regsout *PtraceRegsMips64) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsMips64 sets the registers used by mips64 binaries.
 func PtraceSetRegsMips64(pid int, regs *PtraceRegsMips64) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }
@@ -21,12 +21,12 @@ type PtraceRegsMipsle struct {

 // PtraceGetRegsMipsle fetches the registers used by mipsle binaries.
 func PtraceGetRegsMipsle(pid int, regsout *PtraceRegsMipsle) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsMipsle sets the registers used by mipsle binaries.
 func PtraceSetRegsMipsle(pid int, regs *PtraceRegsMipsle) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }

 // PtraceRegsMips64le is the registers used by mips64le binaries.
@@ -42,10 +42,10 @@ type PtraceRegsMips64le struct {

 // PtraceGetRegsMips64le fetches the registers used by mips64le binaries.
 func PtraceGetRegsMips64le(pid int, regsout *PtraceRegsMips64le) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsMips64le sets the registers used by mips64le binaries.
 func PtraceSetRegsMips64le(pid int, regs *PtraceRegsMips64le) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }
@@ -31,12 +31,12 @@ type PtraceRegs386 struct {

 // PtraceGetRegs386 fetches the registers used by 386 binaries.
 func PtraceGetRegs386(pid int, regsout *PtraceRegs386) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegs386 sets the registers used by 386 binaries.
 func PtraceSetRegs386(pid int, regs *PtraceRegs386) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }

 // PtraceRegsAmd64 is the registers used by amd64 binaries.
@@ -72,10 +72,10 @@ type PtraceRegsAmd64 struct {

 // PtraceGetRegsAmd64 fetches the registers used by amd64 binaries.
 func PtraceGetRegsAmd64(pid int, regsout *PtraceRegsAmd64) error {
-	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
+	return ptracePtr(PTRACE_GETREGS, pid, 0, unsafe.Pointer(regsout))
 }

 // PtraceSetRegsAmd64 sets the registers used by amd64 binaries.
 func PtraceSetRegsAmd64(pid int, regs *PtraceRegsAmd64) error {
-	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
+	return ptracePtr(PTRACE_SETREGS, pid, 0, unsafe.Pointer(regs))
 }
@@ -124,7 +124,6 @@ int utime(uintptr_t, uintptr_t);
 unsigned long long getsystemcfg(int);
 int umount(uintptr_t);
 int getrlimit64(int, uintptr_t);
-int setrlimit64(int, uintptr_t);
 long long lseek64(int, long long, int);
 uintptr_t mmap(uintptr_t, uintptr_t, int, int, int, long long);

@@ -213,7 +212,7 @@ func wait4(pid Pid_t, status *_C_int, options int, rusage *Rusage) (wpid Pid_t,

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func ioctl(fd int, req uint, arg uintptr) (err error) {
+func ioctl(fd int, req int, arg uintptr) (err error) {
 	r0, er := C.ioctl(C.int(fd), C.int(req), C.uintptr_t(arg))
 	if r0 == -1 && er != nil {
 		err = er
@@ -223,6 +222,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
+	r0, er := C.ioctl(C.int(fd), C.int(req), C.uintptr_t(uintptr(arg)))
+	if r0 == -1 && er != nil {
+		err = er
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func FcntlInt(fd uintptr, cmd int, arg int) (r int, err error) {
 	r0, er := C.fcntl(C.uintptr_t(fd), C.int(cmd), C.uintptr_t(arg))
 	r = int(r0)
@@ -1454,16 +1463,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	r0, er := C.setrlimit64(C.int(resource), C.uintptr_t(uintptr(unsafe.Pointer(rlim))))
-	if r0 == -1 && er != nil {
-		err = er
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Seek(fd int, offset int64, whence int) (off int64, err error) {
 	r0, er := C.lseek64(C.int(fd), C.longlong(offset), C.int(whence))
 	off = int64(r0)
@@ -93,8 +93,18 @@ func wait4(pid Pid_t, status *_C_int, options int, rusage *Rusage) (wpid Pid_t,

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func ioctl(fd int, req uint, arg uintptr) (err error) {
-	_, e1 := callioctl(fd, int(req), arg)
+func ioctl(fd int, req int, arg uintptr) (err error) {
+	_, e1 := callioctl(fd, req, arg)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
+func ioctlPtr(fd int, req int, arg unsafe.Pointer) (err error) {
+	_, e1 := callioctl_ptr(fd, req, arg)
 	if e1 != 0 {
 		err = errnoErr(e1)
 	}
@@ -1412,16 +1422,6 @@ func Getrlimit(resource int, rlim *Rlimit) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	_, e1 := callsetrlimit(resource, uintptr(unsafe.Pointer(rlim)))
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Seek(fd int, offset int64, whence int) (off int64, err error) {
 	r0, e1 := calllseek(fd, offset, whence)
 	off = int64(r0)
@@ -124,7 +124,6 @@ import (
 //go:cgo_import_dynamic libc_getsystemcfg getsystemcfg "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_umount umount "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_getrlimit getrlimit "libc.a/shr_64.o"
-//go:cgo_import_dynamic libc_setrlimit setrlimit "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_lseek lseek "libc.a/shr_64.o"
 //go:cgo_import_dynamic libc_mmap64 mmap64 "libc.a/shr_64.o"

@@ -242,7 +241,6 @@ import (
 //go:linkname libc_getsystemcfg libc_getsystemcfg
 //go:linkname libc_umount libc_umount
 //go:linkname libc_getrlimit libc_getrlimit
-//go:linkname libc_setrlimit libc_setrlimit
 //go:linkname libc_lseek libc_lseek
 //go:linkname libc_mmap64 libc_mmap64

@@ -363,7 +361,6 @@ var (
 	libc_getsystemcfg,
 	libc_umount,
 	libc_getrlimit,
-	libc_setrlimit,
 	libc_lseek,
 	libc_mmap64 syscallFunc
 )
@@ -423,6 +420,13 @@ func callioctl(fd int, req int, arg uintptr) (r1 uintptr, e1 Errno) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func callioctl_ptr(fd int, req int, arg unsafe.Pointer) (r1 uintptr, e1 Errno) {
+	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_ioctl)), 3, uintptr(fd), uintptr(req), uintptr(arg), 0, 0, 0)
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func callfcntl(fd uintptr, cmd int, arg uintptr) (r1 uintptr, e1 Errno) {
 	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_fcntl)), 3, fd, uintptr(cmd), arg, 0, 0, 0)
 	return
@@ -1172,13 +1176,6 @@ func callgetrlimit(resource int, rlim uintptr) (r1 uintptr, e1 Errno) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func callsetrlimit(resource int, rlim uintptr) (r1 uintptr, e1 Errno) {
-	r1, _, e1 = rawSyscall6(uintptr(unsafe.Pointer(&libc_setrlimit)), 2, uintptr(resource), rlim, 0, 0, 0, 0)
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func calllseek(fd int, offset int64, whence int) (r1 uintptr, e1 Errno) {
 	r1, _, e1 = syscall6(uintptr(unsafe.Pointer(&libc_lseek)), 3, uintptr(fd), uintptr(offset), uintptr(whence), 0, 0, 0)
 	return
@@ -123,7 +123,6 @@ int utime(uintptr_t, uintptr_t);
 unsigned long long getsystemcfg(int);
 int umount(uintptr_t);
 int getrlimit(int, uintptr_t);
-int setrlimit(int, uintptr_t);
 long long lseek(int, long long, int);
 uintptr_t mmap64(uintptr_t, uintptr_t, int, int, int, long long);

@@ -131,6 +130,7 @@ uintptr_t mmap64(uintptr_t, uintptr_t, int, int, int, long long);
 import "C"
 import (
 	"syscall"
+	"unsafe"
 )

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
@@ -191,6 +191,14 @@ func callioctl(fd int, req int, arg uintptr) (r1 uintptr, e1 Errno) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func callioctl_ptr(fd int, req int, arg unsafe.Pointer) (r1 uintptr, e1 Errno) {
+	r1 = uintptr(C.ioctl(C.int(fd), C.int(req), C.uintptr_t(uintptr(arg))))
+	e1 = syscall.GetErrno()
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func callfcntl(fd uintptr, cmd int, arg uintptr) (r1 uintptr, e1 Errno) {
 	r1 = uintptr(C.fcntl(C.uintptr_t(fd), C.int(cmd), C.uintptr_t(arg)))
 	e1 = syscall.GetErrno()
@@ -1047,14 +1055,6 @@ func callgetrlimit(resource int, rlim uintptr) (r1 uintptr, e1 Errno) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func callsetrlimit(resource int, rlim uintptr) (r1 uintptr, e1 Errno) {
-	r1 = uintptr(C.setrlimit(C.int(resource), C.uintptr_t(rlim)))
-	e1 = syscall.GetErrno()
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func calllseek(fd int, offset int64, whence int) (r1 uintptr, e1 Errno) {
 	r1 = uintptr(C.lseek(C.int(fd), C.longlong(offset), C.int(whence)))
 	e1 = syscall.GetErrno()
@@ -725,6 +725,14 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 	return
 }

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := syscall_syscall(libc_ioctl_trampoline_addr, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
 var libc_ioctl_trampoline_addr uintptr

 //go:cgo_import_dynamic libc_ioctl ioctl "/usr/lib/libSystem.B.dylib"
@@ -1984,6 +1992,31 @@ var libc_select_trampoline_addr uintptr

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func Setattrlist(path string, attrlist *Attrlist, attrBuf []byte, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(attrBuf) > 0 {
+		_p1 = unsafe.Pointer(&attrBuf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(libc_setattrlist_trampoline_addr, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(attrlist)), uintptr(_p1), uintptr(len(attrBuf)), uintptr(options), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_setattrlist_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_setattrlist setattrlist "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setegid(egid int) (err error) {
 	_, _, e1 := syscall_syscall(libc_setegid_trampoline_addr, uintptr(egid), 0, 0)
 	if e1 != 0 {
@@ -2115,20 +2148,6 @@ var libc_setreuid_trampoline_addr uintptr

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := syscall_rawSyscall(libc_setrlimit_trampoline_addr, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-var libc_setrlimit_trampoline_addr uintptr
-
-//go:cgo_import_dynamic libc_setrlimit setrlimit "/usr/lib/libSystem.B.dylib"
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := syscall_rawSyscall(libc_setsid_trampoline_addr, 0, 0, 0)
 	pid = int(r0)
@@ -2502,6 +2521,14 @@ func ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) {
 	return
 }

+func ptrace1Ptr(request int, pid int, addr uintptr, data unsafe.Pointer) (err error) {
+	_, _, e1 := syscall_syscall6(libc_ptrace_trampoline_addr, uintptr(request), uintptr(pid), addr, uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
 var libc_ptrace_trampoline_addr uintptr

 //go:cgo_import_dynamic libc_ptrace ptrace "/usr/lib/libSystem.B.dylib"
@@ -705,6 +705,11 @@ TEXT libc_select_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_select_trampoline_addr(SB), RODATA, $8
 DATA	·libc_select_trampoline_addr(SB)/8, $libc_select_trampoline<>(SB)

+TEXT libc_setattrlist_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_setattrlist(SB)
+GLOBL	·libc_setattrlist_trampoline_addr(SB), RODATA, $8
+DATA	·libc_setattrlist_trampoline_addr(SB)/8, $libc_setattrlist_trampoline<>(SB)
+
 TEXT libc_setegid_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_setegid(SB)

@@ -759,12 +764,6 @@ TEXT libc_setreuid_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_setreuid_trampoline_addr(SB), RODATA, $8
 DATA	·libc_setreuid_trampoline_addr(SB)/8, $libc_setreuid_trampoline<>(SB)

-TEXT libc_setrlimit_trampoline<>(SB),NOSPLIT,$0-0
-	JMP	libc_setrlimit(SB)
-
-GLOBL	·libc_setrlimit_trampoline_addr(SB), RODATA, $8
-DATA	·libc_setrlimit_trampoline_addr(SB)/8, $libc_setrlimit_trampoline<>(SB)
-
 TEXT libc_setsid_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_setsid(SB)

@@ -725,6 +725,14 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {
 	return
 }

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := syscall_syscall(libc_ioctl_trampoline_addr, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
 var libc_ioctl_trampoline_addr uintptr

 //go:cgo_import_dynamic libc_ioctl ioctl "/usr/lib/libSystem.B.dylib"
@@ -1984,6 +1992,31 @@ var libc_select_trampoline_addr uintptr

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func Setattrlist(path string, attrlist *Attrlist, attrBuf []byte, options int) (err error) {
+	var _p0 *byte
+	_p0, err = BytePtrFromString(path)
+	if err != nil {
+		return
+	}
+	var _p1 unsafe.Pointer
+	if len(attrBuf) > 0 {
+		_p1 = unsafe.Pointer(&attrBuf[0])
+	} else {
+		_p1 = unsafe.Pointer(&_zero)
+	}
+	_, _, e1 := syscall_syscall6(libc_setattrlist_trampoline_addr, uintptr(unsafe.Pointer(_p0)), uintptr(unsafe.Pointer(attrlist)), uintptr(_p1), uintptr(len(attrBuf)), uintptr(options), 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+var libc_setattrlist_trampoline_addr uintptr
+
+//go:cgo_import_dynamic libc_setattrlist setattrlist "/usr/lib/libSystem.B.dylib"
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Setegid(egid int) (err error) {
 	_, _, e1 := syscall_syscall(libc_setegid_trampoline_addr, uintptr(egid), 0, 0)
 	if e1 != 0 {
@@ -2115,20 +2148,6 @@ var libc_setreuid_trampoline_addr uintptr

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := syscall_rawSyscall(libc_setrlimit_trampoline_addr, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-var libc_setrlimit_trampoline_addr uintptr
-
-//go:cgo_import_dynamic libc_setrlimit setrlimit "/usr/lib/libSystem.B.dylib"
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := syscall_rawSyscall(libc_setsid_trampoline_addr, 0, 0, 0)
 	pid = int(r0)
@@ -2502,6 +2521,14 @@ func ptrace1(request int, pid int, addr uintptr, data uintptr) (err error) {
 	return
 }

+func ptrace1Ptr(request int, pid int, addr uintptr, data unsafe.Pointer) (err error) {
+	_, _, e1 := syscall_syscall6(libc_ptrace_trampoline_addr, uintptr(request), uintptr(pid), addr, uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
 var libc_ptrace_trampoline_addr uintptr

 //go:cgo_import_dynamic libc_ptrace ptrace "/usr/lib/libSystem.B.dylib"
@@ -705,6 +705,11 @@ TEXT libc_select_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_select_trampoline_addr(SB), RODATA, $8
 DATA	·libc_select_trampoline_addr(SB)/8, $libc_select_trampoline<>(SB)

+TEXT libc_setattrlist_trampoline<>(SB),NOSPLIT,$0-0
+	JMP	libc_setattrlist(SB)
+GLOBL	·libc_setattrlist_trampoline_addr(SB), RODATA, $8
+DATA	·libc_setattrlist_trampoline_addr(SB)/8, $libc_setattrlist_trampoline<>(SB)
+
 TEXT libc_setegid_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_setegid(SB)

@@ -759,12 +764,6 @@ TEXT libc_setreuid_trampoline<>(SB),NOSPLIT,$0-0
 GLOBL	·libc_setreuid_trampoline_addr(SB), RODATA, $8
 DATA	·libc_setreuid_trampoline_addr(SB)/8, $libc_setreuid_trampoline<>(SB)

-TEXT libc_setrlimit_trampoline<>(SB),NOSPLIT,$0-0
-	JMP	libc_setrlimit(SB)
-
-GLOBL	·libc_setrlimit_trampoline_addr(SB), RODATA, $8
-DATA	·libc_setrlimit_trampoline_addr(SB)/8, $libc_setrlimit_trampoline<>(SB)
-
 TEXT libc_setsid_trampoline<>(SB),NOSPLIT,$0-0
 	JMP	libc_setsid(SB)

@@ -436,6 +436,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
 	var _p0 unsafe.Pointer
 	if len(mib) > 0 {
@@ -1400,16 +1410,6 @@ func Setresuid(ruid int, euid int, suid int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := RawSyscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -388,6 +388,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
 	var _p0 unsafe.Pointer
 	if len(mib) > 0 {
@@ -414,6 +424,16 @@ func ptrace(request int, pid int, addr uintptr, data int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) {
+	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -1625,16 +1645,6 @@ func Setresuid(ruid int, euid int, suid int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := RawSyscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -388,6 +388,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
 	var _p0 unsafe.Pointer
 	if len(mib) > 0 {
@@ -414,6 +424,16 @@ func ptrace(request int, pid int, addr uintptr, data int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) {
+	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -1625,16 +1645,6 @@ func Setresuid(ruid int, euid int, suid int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := RawSyscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -388,6 +388,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
 	var _p0 unsafe.Pointer
 	if len(mib) > 0 {
@@ -414,6 +424,16 @@ func ptrace(request int, pid int, addr uintptr, data int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) {
+	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -1625,16 +1645,6 @@ func Setresuid(ruid int, euid int, suid int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := RawSyscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -388,6 +388,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
 	var _p0 unsafe.Pointer
 	if len(mib) > 0 {
@@ -414,6 +424,16 @@ func ptrace(request int, pid int, addr uintptr, data int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) {
+	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -1625,16 +1645,6 @@ func Setresuid(ruid int, euid int, suid int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := RawSyscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -388,6 +388,16 @@ func ioctl(fd int, req uint, arg uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ioctlPtr(fd int, req uint, arg unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall(SYS_IOCTL, uintptr(fd), uintptr(req), uintptr(arg))
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func sysctl(mib []_C_int, old *byte, oldlen *uintptr, new *byte, newlen uintptr) (err error) {
 	var _p0 unsafe.Pointer
 	if len(mib) > 0 {
@@ -414,6 +424,16 @@ func ptrace(request int, pid int, addr uintptr, data int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ptracePtr(request int, pid int, addr unsafe.Pointer, data int) (err error) {
+	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func Access(path string, mode uint32) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -1625,16 +1645,6 @@ func Setresuid(ruid int, euid int, suid int) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(which int, lim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(which), uintptr(unsafe.Pointer(lim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Setsid() (pid int, err error) {
 	r0, _, e1 := RawSyscall(SYS_SETSID, 0, 0, 0)
 	pid = int(r0)
@@ -379,6 +379,16 @@ func ptrace(request int, pid int, addr uintptr, data uintptr) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

+func ptracePtr(request int, pid int, addr uintptr, data unsafe.Pointer) (err error) {
+	_, _, e1 := Syscall6(SYS_PTRACE, uintptr(request), uintptr(pid), uintptr(addr), uintptr(data), 0, 0)
+	if e1 != 0 {
+		err = errnoErr(e1)
+	}
+	return
+}
+
+// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
+
 func reboot(magic1 uint, magic2 uint, cmd int, arg string) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(arg)
@@ -1336,16 +1346,6 @@ func PivotRoot(newroot string, putold string) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Prlimit(pid int, resource int, newlimit *Rlimit, old *Rlimit) (err error) {
-	_, _, e1 := RawSyscall6(SYS_PRLIMIT64, uintptr(pid), uintptr(resource), uintptr(unsafe.Pointer(newlimit)), uintptr(unsafe.Pointer(old)), 0, 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Prctl(option int, arg2 uintptr, arg3 uintptr, arg4 uintptr, arg5 uintptr) (err error) {
 	_, _, e1 := Syscall6(SYS_PRCTL, uintptr(option), uintptr(arg2), uintptr(arg3), uintptr(arg4), uintptr(arg5), 0)
 	if e1 != 0 {
@@ -411,16 +411,6 @@ func getrlimit(resource int, rlim *rlimit32) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func setrlimit(resource int, rlim *rlimit32) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func futimesat(dirfd int, path string, times *[2]Timeval) (err error) {
 	var _p0 *byte
 	_p0, err = BytePtrFromString(path)
@@ -334,16 +334,6 @@ func setfsuid(uid int) (prev int, err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func Setrlimit(resource int, rlim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Shutdown(fd int, how int) (err error) {
 	_, _, e1 := Syscall(SYS_SHUTDOWN, uintptr(fd), uintptr(how), 0)
 	if e1 != 0 {
@@ -578,16 +578,6 @@ func getrlimit(resource int, rlim *rlimit32) (err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func setrlimit(resource int, rlim *rlimit32) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func armSyncFileRange(fd int, flags int, off int64, n int64) (err error) {
 	_, _, e1 := Syscall6(SYS_ARM_SYNC_FILE_RANGE, uintptr(fd), uintptr(flags), uintptr(off), uintptr(off>>32), uintptr(n), uintptr(n>>32))
 	if e1 != 0 {
@@ -289,16 +289,6 @@ func setfsuid(uid int) (prev int, err error) {

 // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT

-func setrlimit(resource int, rlim *Rlimit) (err error) {
-	_, _, e1 := RawSyscall(SYS_SETRLIMIT, uintptr(resource), uintptr(unsafe.Pointer(rlim)), 0)
-	if e1 != 0 {
-		err = errnoErr(e1)
-	}
-	return
-}
-
-// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT
-
 func Shutdown(fd int, how int) (err error) {
 	_, _, e1 := Syscall(SYS_SHUTDOWN, uintptr(fd), uintptr(how), 0)
 	if e1 != 0 {
--- a/Show More
+++ b/Show More