Going to investigate.

But any idea why the backtrace contains only "?" entries?

Christian.

Am 18.07.2018 um 18:09 schrieb Tom St Denis:
Here's the dmesg I should have attached ...

Tom

On 07/18/2018 12:05 PM, Tom St Denis wrote:
Hi Christian,

This patch:

[root@raven linux]# git bisect bad
90f362bdf0d0d06a126a5fd35b084436dd8250ad is the first bad commit
commit 90f362bdf0d0d06a126a5fd35b084436dd8250ad
Author: Christian König <[email protected]>
Date:   Mon Jul 16 14:58:48 2018 +0200

     drm/amdgpu: change ring priority after pushing the job

     Pushing a job can change the ring assignment of an entity.

     Signed-off-by: Christian König <[email protected]>
     Reviewed-by: Chunming Zhou <[email protected]>

:040000 040000 9a09d3e9d055e4f5024019861c334ee9cc0bd11b 522540c31c3d1a4f4a6fbac75e985e9a7f7e93c9 M      drivers

causes a KASAN while running piglit.  It's reproduceable 100% of the time.  The commit before this doesn't not cause a KASAN.

Tom

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