From 70c078aa2752a4889ea9bbd3e1b77456249194c1 Mon Sep 17 00:00:00 2001
From: Matt Gideon <117586514+Haibersut@users.noreply.github.com>
Date: Mon, 20 Apr 2026 14:04:23 +0800
Subject: [PATCH] fix(host): fix isolated device detection regex for PCI and
 USB devices (#24690)

---
 pkg/hostman/isolated_device/gpu.go | 2 +-
 pkg/hostman/isolated_device/usb.go | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkg/hostman/isolated_device/gpu.go b/pkg/hostman/isolated_device/gpu.go
index b703becb34..af84be1be3 100644
--- a/pkg/hostman/isolated_device/gpu.go
+++ b/pkg/hostman/isolated_device/gpu.go
@@ -55,7 +55,7 @@ var (
 const (
 	BUSID_REGEX = `[0-9a-fA-F]{2}:[0-9a-fA-F]{2}\.[0-9a-fA-F]`
 	CODE_REGEX  = `[0-9a-fA-F]{4}`
-	LABEL_REGEX = `[\w+\ \.\,\:\+\&\-\/\[\]\(\)]+`
+	LABEL_REGEX = `[\w+\ \.\,\:\;\+\&\-\/\[\]\(\)]+`
 
 	VFIO_PCI_KERNEL_DRIVER = "vfio-pci"
 	DEFAULT_VGA_CMD        = " -vga std"
diff --git a/pkg/hostman/isolated_device/usb.go b/pkg/hostman/isolated_device/usb.go
index d0753d1426..ac6c0d2971 100644
--- a/pkg/hostman/isolated_device/usb.go
+++ b/pkg/hostman/isolated_device/usb.go
@@ -381,9 +381,9 @@ const (
 )
 
 var (
-	lsusbTreeRootBusRegex     = `(?P<prefix>(.*))Bus (?P<bus_id>([0-9]{2}))\.`
-	lsusbTreeBusSuffixRegex   = `Port (?P<port_id>([0-9]{1,2})): Dev (?P<device>([0-9]{1,2})), Class=(?P<class>(.*)), Driver=(?P<driver>(.*)),\s{0,1}(?P<speed>(.*))`
-	lsusbTreeSuffixRegex      = `Port (?P<port_id>([0-9]{1,2})): Dev (?P<device>([0-9]{1,2})), If (?P<interface>([0-9]{1,2})), Class=(?P<class>(.*)), Driver=(?P<driver>(.*)),\s{0,1}(?P<speed>(.*))`
+	lsusbTreeRootBusRegex     = `(?P<prefix>(.*))Bus (?P<bus_id>([0-9]{1,3}))\.`
+	lsusbTreeBusSuffixRegex   = `Port (?P<port_id>([0-9]{1,3})): Dev (?P<device>([0-9]{1,3})), Class=(?P<class>(.*)), Driver=(?P<driver>(.*)),\s{0,1}(?P<speed>(.*))`
+	lsusbTreeSuffixRegex      = `Port (?P<port_id>([0-9]{1,3})): Dev (?P<device>([0-9]{1,3})), If (?P<interface>([0-9]{1,2})), Class=(?P<class>(.*)), Driver=(?P<driver>(.*)),\s{0,1}(?P<speed>(.*))`
 	lsusbTreeRootBusLineRegex = lsusbTreeRootBusRegex + lsusbTreeBusSuffixRegex
 	lsusbTreeLineRegex        = `(?P<prefix>(.*))` + lsusbTreeSuffixRegex
 )