Kernel panic after usb-c device unplugged

Bug #1961449 reported by Stefan
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
linux-signed-oem-5.14 (Ubuntu)
New
Undecided
Unassigned

Bug Description

Feb 18 22:53:33 capella kernel: [ 90.784263] usb 3-4: USB disconnect, device number 4
Feb 18 22:53:33 capella kernel: [ 90.784276] usb 3-4.1: USB disconnect, device number 5
Feb 18 22:53:33 capella kernel: [ 90.784708] usb 3-4.2: USB disconnect, device number 6
Feb 18 22:53:33 capella kernel: [ 90.784715] usb 3-4.2.5: USB disconnect, device number 9
Feb 18 22:53:33 capella kernel: [ 90.785811] usb 3-4.5: USB disconnect, device number 8
Feb 18 22:53:34 capella NetworkManager[1113]: <info> [1645221214.2837] device (enx4865ee1529dc): state change: unavailable -> unmanaged (reason 'removed', sys-iface-state: 'removed')
Feb 18 22:53:34 capella kernel: [ 91.416303] usb 2-3: USB disconnect, device number 2
Feb 18 22:53:34 capella kernel: [ 91.416314] usb 2-3.2: USB disconnect, device number 3
Feb 18 22:53:34 capella kernel: [ 91.416318] usb 2-3.2.4: USB disconnect, device number 5
Feb 18 22:53:34 capella kernel: [ 91.477512] usb 2-3.4: USB disconnect, device number 4
Feb 18 22:53:34 capella kernel: [ 91.477948] BUG: kernel NULL pointer dereference, address: 0000000000000030
Feb 18 22:53:34 capella kernel: [ 91.477955] #PF: supervisor read access in kernel mode
Feb 18 22:53:34 capella kernel: [ 91.477958] #PF: error_code(0x0000) - not-present page

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-5.14.0-1022-oem 5.14.0-1022.24
ProcVersionSignature: Ubuntu 5.14.0-1022.24-oem 5.14.21
Uname: Linux 5.14.0-1022-oem x86_64
ApportVersion: 2.20.11-0ubuntu27.21
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Fri Feb 18 23:00:53 2022
InstallationDate: Installed on 2021-11-12 (98 days ago)
InstallationMedia: Ubuntu 20.04.3 LTS "Focal Fossa" - Release amd64 (20210819)
SourcePackage: linux-signed-oem-5.14
UpgradeStatus: No upgrade log present (probably fresh install)

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Stefan (polisholsby) wrote :
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