Ubuntu
xserver-xorg-video-intel package

  1. Bug #966631
  2. Comment #3

Comment 3 for bug 966631

Revision history for this message
Rob Castle (futuredub) wrote : Re: [sandybridge-m-gt2] GPU lockup render.IPEHR: 0x7a000003

I have the same problem on a Thinkpad X1, running precise.
Unless I'm mistaken, it appears to be related to https://bugs.freedesktop.org/show_bug.cgi?id=47535
For me, setting INTEL_HIZ="0", as mentioned in the linked bug report, stops the lockup in webGL.