[Bug 94678] [SKL] gem_evict_alignment at minor-hang crashes
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Wed Mar 23 21:08:42 UTC 2016
https://bugs.freedesktop.org/show_bug.cgi?id=94678
--- Comment #1 from Chris Wilson <chris at chris-wilson.co.uk> ---
[ 71.803972] [drm:intel_guc_ucode_load] GuC fw status: fetch SUCCESS, load
SUCCESS
[ 71.803975] [drm:intel_guc_ucode_load] GuC fw fetch status SUCCESS
[ 71.910647] [drm:guc_ucode_xfer_dma] DMA status 0x10, GuC status 0x40000026
[ 71.910649] [drm:guc_ucode_xfer_dma] returning -110
[ 71.910744] [drm:i915_gem_init_hw [i915]] *ERROR* Failed to initialize GuC,
error -110 (ignored)
... a few more hangs ...
[ 99.781162] [drm:intel_guc_ucode_load] GuC fw status: fetch SUCCESS, load
FAIL
[ 99.781190] [drm:i915_gem_init_hw [i915]] *ERROR* Failed to initialize GuC,
error -8 (ignored)
[ 99.781811] ------------[ cut here ]------------
[ 99.781831] WARNING: CPU: 1 PID: 64 at
/home/kernel/COD/linux/drivers/gpu/drm/i915/intel_lrc.c:702
intel_logical_ring_begin+0x1ab/0x250 [i915]()
[ 99.781832] WARN_ON(&target->list == &ring->request_list)
The ENOSPC should be fixed in 4.5.
Not sure about the timeout for guc_ucode_xfer_dma() and then persistent
failure. That looks eerily like some patches I've just seen on the ml.
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