[Bug 95047] [SNB] WARNING at drivers/gpu/drm/i915/intel_display.c:13533 intel_atomic_commit: pipe A vblank wait timed out

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=95047

Elizabeth <elizabethx.de.la.torre.mena at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|WARNING  at                 |[SNB] WARNING at
                   |drivers/gpu/drm/i915/intel_ |drivers/gpu/drm/i915/intel_
                   |display.c:13533             |display.c:13533
                   |intel_atomic_commit: pipe A |intel_atomic_commit: pipe A
                   |vblank wait timed out       |vblank wait timed out
             Status|REOPENED                    |NEEDINFO

--- Comment #7 from Elizabeth <elizabethx.de.la.torre.mena at intel.com> ---
(In reply to Kaloyan Petrov from comment #6)
> (In reply to Rami from comment #4)
> > Many improvements pushed in kernel. Can you re-test with latest drm-tip
> > kernel from (https://cgit.freedesktop.org/drm-tip branch drm-tip) with
> > drm.debug=0xe
> 
> I attached output from Fedora 25 kernel 4.9.10-200, but any kernel after
> 4.7.4-200.fc24 gives me this bug
> https://bugzilla.redhat.com/show_bug.cgi?id=1398424
> 
> More software details:
> xorg-x11-server-Xorg-1.19.1-3.fc25.x86_64
> libdrm-2.4.75-1.fc25.x86_64
> xorg-x11-drv-intel-2.99.917-26.20160929.fc25.x86_64
Hello Kaloyan, 
Could you please try to reproduce it with latest drm-tip (preferable), 4.12 or
higher and attach new dmesg with drm.debug=0x1e log_buf_len=1M on grub. Thank
you.

https://cgit.freedesktop.org/drm-tip
https://www.kernel.org/

Thank you.

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