Created attachment 117989 [details]
On my X220 thinkpad i get the following GPU hang with a 4.2-rc8 kernel.
This time i have deinstalled any vaapi libs since that previously caused (still unresolved) errors.
I have no idea what triggered it this time.
[ 1725.912769] [drm] GPU HANG: ecode 6:-1:0x00000000, reason: Kicking stuck semaphore on render ring, action: continue
[ 1725.923041] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[ 1725.931272] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[ 1725.939343] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[ 1725.948310] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[ 1725.956370] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[ 2078.431114] loop: module loaded
[ 2078.595953] FAT-fs (dm-3): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[ 2123.655164] usb 2-1.2: USB disconnect, device number 4
[ 5682.636840] thinkpad_acpi: EC reports that Thermal Table has changed
[ 5688.941016] systemd-logind: Lid closed.
[ 5739.051927] systemd-logind: Lid opened.
[ 5739.057196] i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus alignment
[ 6703.616866] systemd-logind: Lid closed.
[ 8739.737366] thinkpad_acpi: EC reports that Thermal Table has changed
[ 8739.746787] systemd-logind: Lid opened.
[ 8739.747921] i915 0000:00:02.0: BAR 6: [??? 0x00000000 flags 0x2] has bogus alignment
Created attachment 117990 [details]
*** This bug has been marked as a duplicate of bug 54226 ***