[Bug 104146] [IGT] igt@* -dmesg-warn *ERROR* CPU pipe A FIFO underrun

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104146

--- Comment #5 from Hector Velazquez <hector.franciscox.velazquez.suriano at intel.com> ---
This test has admesg-warn on CNL QA

igt at gem_sync@basic-each

IGT-Version: 1.20-gc0be331 (x86_64) (Linux:
4.15.0-rc3-drm-intel-qa-ww50-commit-ad43db1+ x86_64)

Using Execlists submission
Has kernel scheduler
 - With priority sorting
 - With preemption enabled
bsd completed 138240 cycles: 36.263 us
vebox completed 141312 cycles: 35.510 us
blt completed 151552 cycles: 33.172 us
render completed 50176 cycles: 100.522 us
Subtest basic-each: SUCCESS (5.144s)
Stderr  
Environment     
PIGLIT_SOURCE_DIR="/home/gfx/intel-graphics/intel-gpu-tools/piglit"
PIGLIT_PLATFORM="mixed_glx_egl"
Command /home/gfx/intel-graphics/intel-gpu-tools/tests/gem_sync --run-subtest
basic-each

dmesg   
[  296.441985] Setting dangerous option reset - tainting kernel
[  300.223391] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun

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