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[Robert Ancell <robert.ancell@xxxxxxxxxxxxx>]

** Project changed: xmir => xorg-server (Ubuntu)

** Tags added: xmir

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https://bugs.launchpad.net/bugs/1202397

Title:
  xmir doesn't recover after GPU hang

Status in xorg-server package in Ubuntu:
  Confirmed

Bug description:
  Steps
  1. install saucy
  2. pin ppa with

  /etc/apt/preferences.d/50-pin-mir.pref
  Package: *
  Pin: origin "private-ppa.launchpad.net"
  Pin-Priority: 1001

  Package: *
  Pin: release o=LP-PPA-mir-team-system-compositor-testing
  Pin-Priority: 1002

  3. sudo apt-get install phoronix-test-suite php5-json php5-cli libsdl1.2-dev libsdl-gfx1.2-dev libsdl-net1.2-dev libsdl-image1.2-dev libsdl-ttf2.0-dev libsdl-mixer1.2-dev lightdm libxatracker1 mir-demos libmirserver0 unity-system-compositor xserver-common xserver-xorg-core -y || sudo apt-get install -f
  4 sudo apt-get distupgrade -y --force-yes
  5. sudo reboot
  6. run gui-toolkits benchmark
      phoronix-test-suite benchmark pts/gui-toolkits


  expected result:
  xmir is running after benchmark

  actual result:
  x is in failsafe mode

  xorg.0.log has this in it

  [  4562.242] (EE) intel(0): Failed to submit batch buffer, expect rendering corruption: Permission denied.
   (EE)
  [  4562.291] (EE) Backtrace:
  [  4562.291] (EE) 0: /usr/bin/X (xorg_backtrace+0x3d) [0x7f4797d927cd]
  [  4562.291] (EE) 1: /usr/bin/X (0x7f4797bf1000+0x1a5529) [0x7f4797d96529]
  [  4562.291] (EE) 2: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f4796cf1000+0xfbd0) [0x7f4796d00bd0]
  [  4562.291] (EE) 3: /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 (0x7f479684e000+0x81c70) [0x7f47968cfc70]
  [  4562.291] (EE) 4: /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 (0x7f479684e000+0x5088b) [0x7f479689e88b]
  [  4562.291] (EE) 5: /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 (pixman_blt+0x52) [0x7f47968591b2]
  [  4562.292] (EE) 6: /usr/lib/xorg/modules/libfb.so (fbCopyNtoN+0x33b) [0x7f479251603b]
  [  4562.292] (EE) 7: /usr/bin/X (miCopyRegion+0x1ad) [0x7f4797d72b0d]
  [  4562.292] (EE) 8: /usr/bin/X (miDoCopy+0x456) [0x7f4797d73096]
  [  4562.292] (EE) 9: /usr/lib/xorg/modules/libfb.so (fbCopyArea+0x46) [0x7f4792516876]
  [  4562.292] (EE) 10: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f4792947000+0x1014b0) [0x7f4792a484b0]
  [  4562.292] (EE) 11: /usr/bin/X (0x7f4797bf1000+0xe15d8) [0x7f4797cd25d8]
  [  4562.292] (EE) 12: /usr/bin/X (0x7f4797bf1000+0xe23f5) [0x7f4797cd33f5]
  [  4562.292] (EE) 13: /usr/bin/X (0x7f4797bf1000+0xe0d1f) [0x7f4797cd1d1f]
  [  4562.292] (EE) 14: /usr/bin/X (0x7f4797bf1000+0x7ccf6) [0x7f4797c6dcf6]
  [  4562.292] (EE) 15: /usr/bin/X (MapWindow+0x105) [0x7f4797c70ad5]
  [  4562.293] (EE) 16: /usr/bin/X (ReparentWindow+0x2b4) [0x7f4797c73f24]
  [  4562.293] (EE) 17: /usr/bin/X (HandleSaveSet+0x89) [0x7f4797c73fc9]
  [  4562.293] (EE) 18: /usr/bin/X (FreeClientResources+0x1b) [0x7f4797c6887b]
  [  4562.293] (EE) 19: /usr/bin/X (CloseDownClient+0x57) [0x7f4797c45277]
  [  4562.293] (EE) 20: /usr/bin/X (0x7f4797bf1000+0x54de6) [0x7f4797c45de6]
  [  4562.293] (EE) 21: /usr/bin/X (0x7f4797bf1000+0x443ea) [0x7f4797c353ea]
  [  4562.293] (EE) 22: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0x7f479593dea5]
  [  4562.293] (EE) 23: /usr/bin/X (0x7f4797bf1000+0x44731) [0x7f4797c35731]
  [  4562.293] (EE)
  [  4562.293] (EE) Segmentation fault at address 0x26804
  [  4562.293]
  Fatal server error:
  [  4562.293] Caught signal 11 (Segmentation fault). Server aborting
  [  4562.293]
  [  4562.293] (EE)

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