2021-07-12 03:11:19

by kernel test robot

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Subject: [drm/i915/gem] d9d29c747d: assertion_failure



Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: d9d29c747df844e946ecd6089893be80c5d32403 ("drm/i915/gem: Don't allow changing the engine set on running contexts (v3)")
git://anongit.freedesktop.org/drm-intel drm-intel-gt-next


in testcase: igt
version: igt-x86_64-098d0b82-1_20210701
with following parameters:

group: group-09
ucode: 0xe2



on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 28G memory

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):



If you fix the issue, kindly add following tag
Reported-by: kernel test robot <[email protected]>


[ 61.793502]
[ 61.799687] - With timeslicing enabled
[ 61.799689]
[ 61.805694] Starting subtest: default-virtual
[ 61.805696]
[ 61.813914] (gem_watchdog:1648) CRITICAL: Test assertion failure function set_load_balancer, file ../tests/i915/gem_watchdog.c:244:
[ 61.813917]
[ 61.827334] Console: switching to colour dummy device 80x25
[ 61.829275] (gem_watchdog:1648) CRITICAL: Failed assertion: __set_load_balancer(i915, ctx, ci, count, ext) == 0
[ 61.832911]
[ 61.833008] [IGT] kms_cdclk: executing


To reproduce:

git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run
bin/lkp run generated-yaml-file



---
0DAY/LKP+ Test Infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/[email protected] Intel Corporation

Thanks,
Oliver Sang


Attachments:
(No filename) (1.70 kB)
config-5.13.0-rc3-01478-gd9d29c747df8 (176.90 kB)
job-script (5.23 kB)
dmesg.xz (24.50 kB)
igt (10.17 kB)
job.yaml (4.27 kB)
reproduce (1.95 kB)
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