USB port lost function after unplugging usb drive
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
HWE Next |
Fix Released
|
Undecided
|
Unassigned | ||
OEM Priority Project |
Fix Released
|
Critical
|
Unassigned | ||
linux (Ubuntu) |
Fix Released
|
Undecided
|
koba | ||
Focal |
Invalid
|
Undecided
|
Unassigned | ||
Jammy |
Fix Released
|
Undecided
|
koba | ||
linux-oem-5.14 (Ubuntu) |
Invalid
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
Undecided
|
koba | ||
Jammy |
Invalid
|
Undecided
|
Unassigned |
Bug Description
[Impact]
Test the proposed 5.14 oem kernel, and get a failure symptom.
Unplug a usb drive from WD19TB docking and a BUG reported in kernel, then the other embedded usb port can't detect usb drive anymore after a while.
kernel: usb 5-2.3.3: USB disconnect, device number 5
kernel: BUG: kernel NULL pointer dereference, address: 0000000000000030
kernel: #PF: supervisor read access in kernel mode
kernel: #PF: error_code(0x0000) - not-present page
kernel: PGD 0 P4D 0
kernel: Oops: 0000 [#1] SMP NOPTI
[Fix]
2a19b28f7929) blk-mq: cancel blk-mq dispatch work... is the first regression and it lands mainline since v5.16-rc2.
After applied https://<email address hidden>/#r, issue is gone.
the patches has beend landed since v5.15-rc1.
[Test Case]
1. plug usb driver on the machine.
2. unplug usb driver.
3. check the dmesg if the oops would be shown
[Where problems could occur]
Medium
~~~
Test the proposed 5.14 oem kernel, and get a failure symptom.
Unplug a usb drive from WD19TB docking and a BUG reported in kernel, then the other embedded usb port can't detect usb drive anymore after a while.
kernel: usb 5-2.3.3: USB disconnect, device number 5
kernel: BUG: kernel NULL pointer dereference, address: 0000000000000030
kernel: #PF: supervisor read access in kernel mode
kernel: #PF: error_code(0x0000) - not-present page
kernel: PGD 0 P4D 0
kernel: Oops: 0000 [#1] SMP NOPTI
---
ProblemType: Bug
ApportVersion: 2.20.11-0ubuntu71
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/
/dev/snd/
CasperMD5CheckR
CurrentDesktop: ubuntu:GNOME
DistroRelease: Ubuntu 21.10
InstallationDate: Installed on 2021-04-29 (270 days ago)
InstallationMedia: Ubuntu 21.04 "Hirsute Hippo" - Release amd64 (20210420)
MachineType: Dell Inc. Precision 5750
NonfreeKernelMo
Package: linux (not installed)
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=
ProcVersionSign
RelatedPackageV
linux-
linux-
linux-firmware 1.201.3
Tags: impish
Uname: Linux 5.14.0-1021-oem x86_64
UpgradeStatus: Upgraded to impish on 2022-01-06 (18 days ago)
UserGroups: adm cdrom dip docker lpadmin lxd plugdev sambashare sudo
_MarkForUpload: True
dmi.bios.date: 11/18/2021
dmi.bios.release: 1.11
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.11.1
dmi.board.vendor: Dell Inc.
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.
dmi.product.family: Precision
dmi.product.name: Precision 5750
dmi.product.sku: 0990
dmi.sys.vendor: Dell Inc.
summary: |
- USB port lost function after unplugging usb drive from WD19TB dock + USB port lost function after unplugging usb drive |
tags: | added: somerville |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | Incomplete → In Progress |
assignee: | nobody → koba (kobako) |
description: | updated |
description: | updated |
Changed in linux-oem-5.14 (Ubuntu Focal): | |
status: | In Progress → Fix Committed |
Changed in oem-priority: | |
importance: | Undecided → Critical |
tags: |
added: block-proposed-focal removed: block-proposed |
apport information