[Bug 81040] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=81040

--- Comment #10 from Andy Tanner-Smith <andy at tanner-smith.net> ---
I have this issue also. 
OS = Ubuntu 14.04
HW LENOVO 765912G/765912G, BIOS 7LETD0WW (2.30 )

---
This is from my syslog:

Aug 28 11:54:11 Cuthbert kernel: [10218.804051] [drm] stuck on render ring
Aug 28 11:54:11 Cuthbert kernel: [10218.804059] [drm] GPU crash dump saved to
/sys/class/drm/card0/error
Aug 28 11:54:11 Cuthbert kernel: [10218.804062] [drm] GPU hangs can indicate a
bug anywhere in the entire gfx stack, including userspace.
Aug 28 11:54:11 Cuthbert kernel: [10218.804064] [drm] Please file a _new_ bug
report on bugs.freedesktop.org against DRI -> DRM/Intel
Aug 28 11:54:11 Cuthbert kernel: [10218.804067] [drm] drm/i915 developers can
then reassign to the right component if it's not a kernel issue.
Aug 28 11:54:11 Cuthbert kernel: [10218.804069] [drm] The gpu crash dump is
required to analyze gpu hangs, so please always attach it.
Aug 28 11:54:11 Cuthbert kernel: [10218.805049] [drm:i915_set_reset_status]
*ERROR* render ring hung inside bo (0x58db000 ctx 0) at 0x58db698
Aug 28 11:54:12 Cuthbert kernel: [10219.024047] [drm] GMBUS [i915 gmbus vga]
timed out, falling back to bit banging on pin 2
Aug 28 11:54:12 Cuthbert kernel: [10219.312070] [drm:i915_reset] *ERROR* Failed
to reset chip.
Aug 28 11:54:14 Cuthbert gnome-session[2238]: WARNING: Child process 2334 was
already dead.
Aug 28 11:54:14 Cuthbert gnome-session[2238]: WARNING: App 'compiz.desktop'
exited with code 1
Aug 28 11:54:14 Cuthbert gnome-session[2238]: WARNING: App 'compiz.desktop'
respawning too quickly
Aug 28 11:54:14 Cuthbert gnome-session[2238]: CRITICAL: We failed, but the fail
whale is dead. Sorry....
Aug 28 11:54:18 Cuthbert kernel: [10225.603549] ------------[ cut here
]------------
Aug 28 11:54:18 Cuthbert kernel: [10225.603597] WARNING: CPU: 1 PID: 1212 at
/build/buildd/linux-3.13.0/drivers/gpu/drm/i915/intel_display.c:922
assert_pll+0x68/0x70 [i915]()
Aug 28 11:54:18 Cuthbert kernel: [10225.603600] PLL state assertion failure
(expected on, current off)
Aug 28 11:54:18 Cuthbert kernel: [10225.603602] Modules linked in: md4 ctr ccm
rfcomm bnep binfmt_misc snd_hda_codec_analog nls_utf8 cifs fscache arc4
coretemp kvm pcmcia joydev serio_raw iwl4965 iwlegacy thinkpad_acpi nvram
snd_hda_intel snd_hda_codec snd_hwdep snd_seq_midi lpc_ich snd_seq_midi_event
mac80211 yenta_socket pcmcia_rsrc snd_pcm snd_rawmidi pcmcia_core btusb
cfg80211 i915 bluetooth snd_page_alloc drm_kms_helper snd_seq drm
snd_seq_device snd_timer i2c_algo_bit wmi snd soundcore parport_pc ppdev lp
parport video mac_hid hid_generic usbhid hid psmouse firewire_ohci ahci
firewire_core libahci crc_itu_t e1000e ptp pps_core
Aug 28 11:54:18 Cuthbert kernel: [10225.603652] CPU: 1 PID: 1212 Comm: Xorg Not
tainted 3.13.0-35-generic #62-Ubuntu
Aug 28 11:54:18 Cuthbert kernel: [10225.603654] Hardware name: LENOVO
765912G/765912G, BIOS 7LETD0WW (2.30 ) 02/27/2012

Let me know if you will need the whole file and I will send a dropbox link.

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