[Bug 91883] [HSW, BDW, SKL,CFL] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=91883

Arcadiy Ivanov <arcadiy at ivanov.biz> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|CLOSED                      |REOPENED
         Resolution|WONTFIX                     |---

--- Comment #94 from Arcadiy Ivanov <arcadiy at ivanov.biz> ---
Issue has been consistently reproducible on Fedora 27 and 28 with all the
kernels for me.

Latest is:

[  293.437141] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[  970.936920] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 1793.716361] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 1806.931236] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 8157.319379] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 8937.082926] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 9153.682331] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 9347.782900] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[ 9348.079936] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10147.074839] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10163.715676] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10173.762560] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10705.670291] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10717.067202] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10725.745092] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[10789.064645] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure
on pipe A (start=507440 end=507441) time 10 us, min 1074, max 1079, scanline
start 1087, end 1088
[11007.070575] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[11247.643606] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[11257.683502] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[11305.064088] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[11387.765377] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[11543.013115] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[12415.012649] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[12585.053377] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[12675.030936] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[12825.632862] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[12839.643854] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[14713.656223] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A
[14723.696156] [drm:intel_pipe_update_start [i915]] *ERROR* Potential atomic
update failure on pipe A

$ uname -a
Linux hostname 4.17.18-200.fc28.x86_64 #1 SMP Wed Aug 22 19:08:07 UTC 2018
x86_64 x86_64 x86_64 GNU/Linux

$ cat /proc/cmdline 
BOOT_IMAGE=/vmlinuz-4.17.18-200.fc28.x86_64 root=/dev/mapper/fedora-root ro
rd.lvm.lv=fedora/root rd.lvm.lv=fedora/swap rd.driver.blacklist=psmouse
i915.enable_guc=-1 intel_pstate=skylake_hwp i915.enable_psr=1
i915.disable_power_well=0 rcutree.rcu_idle_gp_delay=1 l1tf=full,force

Is it a GUC issue? Is it a BIOS issue?

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