[Bug 87394] New: [BSW]Ogles1conform sporadically causes system hang and *ERROR* Timed out: waiting for media to ack

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87394

            Bug ID: 87394
           Summary: [BSW]Ogles1conform sporadically causes system hang and
                    *ERROR* Timed out: waiting for media to ack
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: critical
          Priority: high
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: huax.lu at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 110935
  --> https://bugs.freedesktop.org/attachment.cgi?id=110935&action=edit
dmesg

==System Environment==
--------------------------
Libdrm:       
(master)libdrm-2.4.58-19-gf99522e678dbbaffeca9462a8edcbe900574dc12
Mesa:        (master)873d7351c5a696b6f8493c907eb8c76b8cb632da
Xserver:   
(master)xorg-server-1.16.99.901-98-g0f5fdaf600bfeada966aea942cb3e347d4efee30
Xf86_video_intel:(master)2.99.916-177-g99537089346ed7a1bc6b02349fad93845e865bb9
Libva:        (master)8986ec692b19d8dd6bd2aa118b5dffbd05a8f909
Libva_intel_driver:(master)b5d6d9d425a6d539b27d22992bda05f79d1a0622


Regression: not sure, fail rate: ~1/5

Non-working platforms: BSW

==kernel==
--------------------------
drm-intel-nightly/8b7ac3dc495c2d02322bc751322331d2691089e5
commit 8b7ac3dc495c2d02322bc751322331d2691089e5
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Tue Dec 16 18:45:18 2014 +0100

    drm-intel-nightly: 2014y-12m-16d-17h-44m-52s UTC integration manifest


==Bug detailed description==
--------------------------
Run all Ogles1conform, it sporadically causes system hang and *ERROR* Timed
out: waiting for media to ack. Run multiple cycles, it happens on different
case.

==Reproduce steps==
---------------------------- 
1. xinit
2. run all Ogles1conform cases.

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