[Bug 102848] [CI] igt at drv_module_reload@basic-reload| igt at gem_exec_schedule@* - fail - !"GPU hung"

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=102848

--- Comment #18 from Elizabeth <elizabethx.de.la.torre.mena at intel.com> ---
We're hitting the same issue randomly in test igt at gem_sync@basic-store-each:

$ : sudo -E ./gem_sync --r basic-store-each
IGT-Version: 1.20-ge6c4968 (x86_64) (Linux:
4.14.0-rc8-drm-intel-qa-ww45-commit-8eba051+ x86_64)
Using GuC submission
Has kernel scheduler
 - With priority sorting
 - With preemption enabled
blt completed 14336 cycles: 354.177 us
bsd1 completed 14336 cycles: 355.300 us
bsd2 completed 14336 cycles: 358.892 us
render completed 12288 cycles: 420.673 us
(gem_sync:1602) igt-aux-CRITICAL: Test assertion failure function sig_abort,
file igt_aux.c:484:
(gem_sync:1602) igt-aux-CRITICAL: Failed assertion: !"GPU hung"
Stack trace:
  #0 [__igt_fail_assert+0x101]
  #1 [sig_abort+0x3a]
  #2 [killpg+0x40]
  #3 [__wait+0x1e]
  #4 [igt_waitchildren+0x68]
  #5 [igt_waitchildren_timeout+0xe]
  #6 [store_ring+0x291]
  #7 [__real_main785+0x5ae]
  #8 [main+0x23]
  #9 [__libc_start_main+0xf1]
  #10 [_start+0x29]
  #11 [<unknown>+0x29]
Subtest basic-store-each failed.
**** DEBUG ****
(gem_sync:1602) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(gem_sync:1602) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/debug/dri/0'
(gem_sync:1602) igt-aux-CRITICAL: Test assertion failure function sig_abort,
file igt_aux.c:484:
(gem_sync:1602) igt-aux-CRITICAL: Failed assertion: !"GPU hung"
(gem_sync:1602) igt-core-INFO: Stack trace:
(gem_sync:1602) igt-core-INFO:   #0 [__igt_fail_assert+0x101]
(gem_sync:1602) igt-core-INFO:   #1 [sig_abort+0x3a]
(gem_sync:1602) igt-core-INFO:   #2 [killpg+0x40]
(gem_sync:1602) igt-core-INFO:   #3 [__wait+0x1e]
(gem_sync:1602) igt-core-INFO:   #4 [igt_waitchildren+0x68]
(gem_sync:1602) igt-core-INFO:   #5 [igt_waitchildren_timeout+0xe]
(gem_sync:1602) igt-core-INFO:   #6 [store_ring+0x291]
(gem_sync:1602) igt-core-INFO:   #7 [__real_main785+0x5ae]
(gem_sync:1602) igt-core-INFO:   #8 [main+0x23]
(gem_sync:1602) igt-core-INFO:   #9 [__libc_start_main+0xf1]
(gem_sync:1602) igt-core-INFO:   #10 [_start+0x29]
(gem_sync:1602) igt-core-INFO:   #11 [<unknown>+0x29]
****  END  ****
Subtest basic-store-each: FAIL (9.969s)

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