[Bug 74569] New: X.org hard lockup on closing chrome video window

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=74569

          Priority: medium
            Bug ID: 74569
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: X.org hard lockup on closing chrome video window
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: All
          Reporter: alexandru.damian at intel.com
          Hardware: Other
            Status: NEW
           Version: XOrg CVS
         Component: DRM/Intel
           Product: DRI

Created attachment 93449
  --> https://bugs.freedesktop.org/attachment.cgi?id=93449&action=edit
content of /sys/class/drm/card0/error

X.org locks hard when closing a Chrome video window (HTML5 playback on Youtube)

Ubuntu 3.10 using drm-intel-nightly kernel
root at adamian-desk:~# uname -a
Linux adamian-desk 3.13.0-031300-generic #201401192235 SMP Mon Jan 20 03:36:48
UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

The card is Ivybridge i965, with SNA enabled.

VGA PCI identifier:
00:02.0 0300: 8086:0162 (rev 09) (prog-if 00 [VGA controller])
    Subsystem: 103c:2ad5
    Flags: bus master, fast devsel, latency 0, IRQ 45
    Memory at f7800000 (64-bit, non-prefetchable) [size=4M]
    Memory at e0000000 (64-bit, prefetchable) [size=256M]
    I/O ports at f000 [size=64]
    Expansion ROM at <unassigned> [disabled]
    Capabilities: <access denied>
    Kernel driver in use: i915

Video driver version:
[ 89259.493] (II) intel(0): SNA compiled: xserver-xorg-video-intel
2:2.99.907+git20140131.f934ee78-0ubuntu0sarvatt~saucy (Robert Hooker
<sarvatt at ubuntu.com>)


Dmesg relevant lines:

[89189.507615] Watchdog[21050]: segfault at 0 ip 00007f2cd674c39e sp
00007f2cc7a4f670 error 6 in chrome[7f2cd2e3a000+5b83000]
[89191.943215] [drm] stuck on render ring
[89191.943218] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[89191.943219] [drm] GPU hangs can indicate a bug anywhere in the entire gfx
stack, including userspace.
[89191.943219] [drm] Please file a _new_ bug report on bugs.freedesktop.org
against DRI -> DRM/Intel
[89191.943220] [drm] drm/i915 developers can then reassign to the right
component if it's not a kernel issue.
[89191.943220] [drm] The gpu crash dump is required to analyze gpu hangs, so
please always attach it.

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