[Bug 100007] [BAT][SHARDS] igt at gem_exec_(await at wide-all|await at wide-context|store at cachelines-bsd) - fail - Failed assertion: intel_detect_and_clear_missed_interrupts(fd) == 0

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100007

--- Comment #37 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Martin Peres from comment #36)
> Still happening:
> https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_130/fi-bdw-5557u/
> igt at gem_exec_await@wide-contexts.html
> 
> Starting subtest: wide-contexts
> (gem_exec_await:1048) CRITICAL: Test assertion failure function wide, file
> ../tests/gem_exec_await.c:207:
> (gem_exec_await:1048) CRITICAL: Failed assertion:
> intel_detect_and_clear_missed_interrupts(fd) == 0
> (gem_exec_await:1048) CRITICAL: error: 79 != 0
> Subtest wide-contexts failed.

And c34 are both due to a stall while processing the gem_exec_await workload,
the same as bug 106680. Stalled long enough to trigger the missed interrupt
warning, but not long enough to trigger the GPU hang check, I believe.

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