** Summary changed:
- Crash after monitor wake
+ kernel NULL pointer dereference after monitor wake
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https://bugs.launchpad.net/bugs/1995150
Title:
kernel NULL pointer der
I've also been meeting this bug since kernel serie 6.2 (and 6.1 I think).
However I only have one monitor, but I use a HDMI switch.
It happens on every boot and the monitor is already awaken when reaching linux
boot. The crash happens a few seconds after the graphical target is reached
(whether
I'm also seeing a variant of this bug (22.04 with kernel
6.2.0-36-generic) with amdgpu driving a dual-head setup.
The crash occurs for me consistently on system wake, and becomes
entirely unresponsive (I'm unable to drop to other runlevels to bring it
back).
Like the original report, the crash ap
Interesting that others are seeing this now. I continued to build and
use a custom patched kernel for the entirety of 22.10. But from 23.04
onward, I've not had any issues. I'm currently running 23.10 with kernel
6.5.0-10-generic.
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