When connecting to wifi with the proposed linux-oem kernel , the system hangs
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
backport-iwlwifi-dkms (Ubuntu) |
Fix Released
|
Critical
|
You-Sheng Yang | ||
Bionic |
Invalid
|
Undecided
|
Unassigned | ||
Disco |
Invalid
|
Undecided
|
Unassigned | ||
Eoan |
Fix Released
|
Undecided
|
Unassigned | ||
Focal |
Fix Released
|
Critical
|
You-Sheng Yang |
Bug Description
[SRU Justification]
[Impact]
With currently in eoan-proposed kernel 5.3.0-25.27, or all other kernels with stable patch "net/flow_
[Fix]
Ubuntu Sauced fix "backport-
[Test Case]
Verified on following kernels:
backport-iwlwifi, 7906, 4.15.0-1065-oem, x86_64: installed
backport-iwlwifi, 7906, 4.15.0-1066-oem, x86_64: installed
backport-iwlwifi, 7906, 4.15.0-72-generic, x86_64: installed
backport-iwlwifi, 7906, 4.15.0-73-generic, x86_64: installed
backport-iwlwifi, 7906, 5.0.0-1030-
backport-iwlwifi, 7906, 5.0.0-1032-
backport-iwlwifi, 7906, 5.0.0-37-generic, x86_64: installed
backport-iwlwifi, 7906, 5.0.0-38-generic, x86_64: installed
backport-iwlwifi, 7906, 5.3.0-18-generic, x86_64: installed
backport-iwlwifi, 7906, 5.3.0-24-generic, x86_64: installed
[Regression Potential]
Low. This patch corrects call flow as in-tree kernel source does when that stable patch is patched.
[Other Info]
Proposed Eoan SRU package can be found in https:/
========== original bug description ==========
Dell XPS 13 7390 (CID 201906-
Pre-load Ubuntu
kernel: linux-oem 4.15.0-1066.76-oem
[Description]
The system hangs when connecting to wifi
[Steps to Reproduce]
Connect to bg-wifi over the wifi applet of your desktop. Select the SSID and then being prompted for a password. The system hangs immediately after entering the password.
Reproducing Rate: 100%
[Expected Result]
Wifi works and the system keeps running.
[Actual Result]
System hangs.
[Additional Information]
4.15.0-1066 oem kernel looks good for this test case.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-oem 4.15.0.1066.70
ProcVersionSign
Uname: Linux 4.15.0-1065-oem x86_64
ApportVersion: 2.20.9-0ubuntu7.10
Architecture: amd64
Date: Tue Dec 10 13:47:54 2019
DistributionCha
# This is the distribution channel descriptor for the OEM CDs
# For more information see http://
canonical-
InstallationDate: Installed on 2019-10-08 (63 days ago)
InstallationMedia: Ubuntu 18.04 "Bionic" - Build amd64 LIVE Binary 20180608-09:38
SourcePackage: linux-meta-oem
UpgradeStatus: No upgrade log present (probably fresh install)
Related branches
- You-Sheng Yang: Approve
-
Diff: 133 lines (+111/-0)3 files modifieddebian/changelog (+7/-0)
debian/patches/0006-backport-address-interface-change-in-linux-skbuff.h-.patch (+103/-0)
debian/patches/series (+1/-0)
- You-Sheng Yang: Approve
-
Diff: 157 lines (+115/-2)5 files modifieddebian/changelog (+9/-0)
debian/gbp.conf (+1/-1)
debian/gitlab-ci.yml (+1/-1)
debian/patches/0006-backport-address-interface-change-in-linux-skbuff.h-.patch (+103/-0)
debian/patches/series (+1/-0)
description: | updated |
Changed in backport-iwlwifi-dkms (Ubuntu Focal): | |
status: | In Progress → Fix Committed |
description: | updated |
This was also reported on https:/ /gitlab. com/vicamo/ backport- iwlwifi- dkms/issues/ 7, and it has basically the same root cause with bug 1854156.