This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:
apport-collect 1997346
and then change the status of the bug to 'Confirmed'.
If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.
This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.
** Changed in: linux (Ubuntu)
Status: New => Incomplete
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https://bugs.launchpad.net/bugs/1997346
Title:
AMD Rembrandt USB4 DPIA docking handling fixes
Status in HWE Next:
New
Status in linux package in Ubuntu:
Incomplete
Bug description:
To improve the DP tunneling over docking scenario. Especially for S0i3
stress, Displays might be blank or system hang. Kernel panic can be
observed when the issue occurs.
[ 91.782291] ---[ end Kernel panic - not syncing: stack-protector:
Kernel stack is corrupted in: drm_dp_dpcd_probe+0xea/0xf0
[drm_display_helper] ]---
*CC to stable(v6.0.y), need to pick into hwe-5.15 as well
https://patchwork.freedesktop.org/patch/510829/
https://patchwork.freedesktop.org/patch/510825/
*CCed to stable(v6.0.3) and landed in oem-6.0-1007, need to pick into
hwe-5.15 as well
https://github.com/torvalds/linux/commit/876fcc4222e1d0e5b73343f4010a8b66be058f48
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