Created attachment 124250 [details]
GPU is hanging, attached there's the crash dump.
Seems related to issues with RC6 on 4.5.0 as well.
kuduk@xps13:~$ uname -a
Linux xps13 4.6.0-trunk-amd64 #1 SMP Debian 4.6-1~exp1 (2016-05-17) x86_64 GNU/Linux
kuduk@xps13:~$ lspci | grep -i vga
00:02.0 VGA compatible controller: Intel Corporation Sky Lake Integrated Graphics (rev 0a)
kuduk@xps13:~$ cat /proc/cmdline
BOOT_IMAGE=/vmlinuz-4.6.0-trunk-amd64 root=/dev/mapper/xps13--vg-root ro quiet
[25990.213735] [drm] stuck on render ring
[25990.214214] [drm] GPU HANG: ecode 9:0:0x85dffffb, in Xorg , reason: Ring hung, action: reset
[25990.214216] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace.
[25990.214216] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel
[25990.214217] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue.
[25990.214217] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it.
[25990.214218] [drm] GPU crash dump saved to /sys/class/drm/card0/error
[25990.216368] drm/i915: Resetting chip after gpu hang
[25991.221768] [drm] RC6 on
[25998.226092] [drm] stuck on render ring
[25998.226480] [drm] GPU HANG: ecode 9:0:0x85dffffb, in Xorg , reason: Ring hung, action: reset
[25998.226635] [drm:i915_set_reset_status [i915]] *ERROR* gpu hanging too fast, banning!
[25998.228760] drm/i915: Resetting chip after gpu hang
[25999.234649] [drm] RC6 on
For both bugs:
- Hung happening on "render" ring,
- Application is "Xorg",
- HW/PCI_ID is "0x1926",
- Instruction/IPETH is "0x7a000004"
*** This bug has been marked as a duplicate of bug 94021 ***
mistaken on duplicated bug, fixing it
*** This bug has been marked as a duplicate of bug 95108 ***