Just got a complete lock-up on kernel 3.7.4, I could not even ping the
machine anymore. Syslog shows this as the last entry before I shut down
the machine by pressing the power button for > 3 seconds (even the reset
button did not work anymore!):
Jan 28 11:28:39 simba kernel: [ 7659.927292] [drm:__gen6_gt_force_wake_get]
*ERROR* Timed out waiting for forcewake to ack request.
Jan 28 11:28:39 simba kernel: [ 7659.935289] [drm:__gen6_gt_wait_for_thread_c0]
*ERROR* GT thread status wait timed out
Jan 28 11:28:39 simba kernel: [ 7659.951879] ------------[ cut here
]------------
Jan 28 11:28:39 simba kernel: [ 7659.951911] WARNING: at
/home/apw/COD/linux/drivers/gpu/drm/i915/intel_pm.c:4112
__gen6_gt_wait_for_fifo+0x9e/0xb0 [i915]()
Jan 28 11:28:39 simba kernel: [ 7659.951914] Hardware name: To Be Filled By
O.E.M.
Jan 28 11:28:39 simba kernel: [ 7659.951915] Modules linked in: nls_iso8859_1
serpent_avx_x86_64 serpent_sse2_x86_64 serpent_generic twofish_generic
twofish_avx_x86_64 twofish_x86_64_3way glue_helper twofish_x86_64
twofish_common dm_crypt nfsv3 snd_usb_audio coretemp snd_pcm kvm_intel kvm
snd_page_alloc snd_hwdep snd_usbmidi_lib ghash_clmulni_intel snd_seq_midi
snd_rawmidi aesni_intel ablk_helper cryptd lrw aes_x86_64 snd_seq_midi_event
xts gf128mul snd_seq snd_timer snd_seq_device snd soundcore wacom bnep joydev
microcode rfcomm nfsd i915 nfs_acl bluetooth drm_kms_helper parport_pc ppdev
drm mac_hid i2c_algo_bit serio_raw video mei lpc_ich nfsv4 auth_rpcgss nfs
fscache lockd sunrpc lp parport hid_logitech ff_memless firewire_ohci
firewire_core crc_itu_t usbhid r8169 usb_storage hid
Jan 28 11:28:39 simba kernel: [ 7659.951972] Pid: 2033, comm: Xorg Tainted: G
W 3.7.4-030704-generic #201301211706
Jan 28 11:28:39 simba kernel: [ 7659.951974] Call Trace:
Jan 28 11:28:39 simba kernel: [ 7659.951985] [<ffffffff8105872f>]
warn_slowpath_common+0x7f/0xc0
Jan 28 11:28:39 simba kernel: [ 7659.951990] [<ffffffff8105878a>]
warn_slowpath_null+0x1a/0x20
Jan 28 11:28:39 simba kernel: [ 7659.952006] [<ffffffffa02ef36e>]
__gen6_gt_wait_for_fifo+0x9e/0xb0 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952017] [<ffffffffa02a84a0>]
i915_write32+0xc0/0x1a0 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952032] [<ffffffffa02f2a41>]
ring_write_tail+0x21/0x30 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952046] [<ffffffffa02f4379>]
intel_ring_advance+0x49/0x50 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952060] [<ffffffffa02f4671>]
blt_ring_flush+0x91/0xa0 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952073] [<ffffffffa02f5bb1>]
intel_ring_invalidate_all_caches+0x41/0xe0 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952086] [<ffffffffa02c2173>]
i915_gem_execbuffer_move_to_gpu+0x133/0x150 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952097] [<ffffffffa02c27f0>]
i915_gem_do_execbuffer.isra.12+0x660/0x940 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952109] [<ffffffffa02c2fde>]
i915_gem_execbuffer2+0xae/0x290 [i915]
Jan 28 11:28:39 simba kernel: [ 7659.952121] [<ffffffffa014e58c>]
drm_ioctl+0x47c/0x540Jan 28 11:33:16 simba kernel: imklog 5.8.6, log source =
/proc/kmsg started.
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https://bugs.launchpad.net/bugs/975083
Title:
[sandybridge-gt1] GPU lockup with WARNING: at
/build/buildd/linux-3.2.0/drivers/gpu/drm/i915/i915_drv.c:413
__gen6_gt_wait_for_fifo+0x94/0xa0 [i915]()
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