Attachment 71315 Details for Bug 55409 – netconsole.log when system hung

netconsole.log when system hung

netconsole.log (text/plain), 17.00 KB, created by meng on 2012-12-11 08:02:14 UTC

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Creator: meng

Created: 2012-12-11 08:02:14 UTC

Size: 17.00 KB

patch

obsolete

>[  554.166785] [drm:i915_driver_open], 
>[  554.206674] [drm:i915_driver_open], 
>[  554.241762] ------------[ cut here ]------------
>[  554.241792] Hardware name:         
>[  554.241789] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.241795] Modules linked in: netconsole configfs lockd sunrpc bnep rfkill bluetooth snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc i2c_i801 snd_timer pcspkr snd serio_raw mfd_core lpc_ich e1000e soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_log [last unloaded: netconsole] dm_region_hash dm_mod
>[  554.241927] Pid: 4262, comm: GLBenchmark2.x8 Not tainted 3.7.0-rc4_stable_20121210+ #1
>[  554.241930] Call Trace:
>[  554.241937]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.241946]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.241955]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.241964]  [<ffffffffa00cb85c>] ? gen6_render_ring_flush+0x1e5/0x1f4 [i915]
>[  554.241973]  [<ffffffffa00cc033>] ? intel_ring_flush_all_caches+0x1c/0x29 [i915]
>[  554.241990]  [<ffffffffa00a40fe>] ? i915_gem_do_execbuffer+0xef8/0xfba [i915]
>[  554.242006]  [<ffffffffa009dbfd>] ? i915_gem_object_get_pages+0x31/0x66 [i915]
>[  554.242022]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.241981]  [<ffffffffa009ddb0>] ? i915_add_request+0x27/0x1b8 [i915]
>[  554.241999]  [<ffffffffa0036984>] ? drm_gem_object_lookup+0x1f/0x53 [drm]
>[  554.242015]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.242036]  [<ffffffff812e6647>] ? sockfd_lookup_light+0x1b/0x57
>[  554.242030]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.242041]  [<ffffffff812e91bd>] ? sys_recvfrom+0xd0/0x12e
>[  554.242046]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.242051]  [<ffffffff810aff47>] ? do_brk+0x218/0x26b
>[  554.242059]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.242067] ---[ end trace 9a840670572c1384 ]---
>[  554.242055]  [<ffffffff810a395d>] ? vm_mmap_pgoff+0x76/0x88
>[  554.242064]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.247142] ------------[ cut here ]------------
>[  554.247151] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.247156] Modules linked in: configfs[  554.247154] Hardware name:         
> netconsole lockd sunrpc bnep bluetooth rfkill snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode snd_hda_codec snd_pcm snd_hda_intel i2c_i801 snd_hwdep snd_page_alloc snd_timer serio_raw pcspkr lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios ipv6 uinput autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi i915 button drm_kms_helper i2c_core dm_region_hash video dm_mod i2c_algo_bit drm dm_mirror dm_log [last unloaded: netconsole]
>[  554.247284] Pid: 4262, comm: GLBenchmark2.x8 Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.247286] Call Trace:
>[  554.247289]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.247304]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.247321]  [<ffffffffa009ddf3>] ? i915_add_request+0x6a/0x1b8 [i915]
>[  554.247329]  [<ffffffffa00a40fe>] ? i915_gem_do_execbuffer+0xef8/0xfba [i915]
>[  554.247297]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.247344]  [<ffffffffa009dbfd>] ? i915_gem_object_get_pages+0x31/0x66 [i915]
>[  554.247313]  [<ffffffffa00cae62>] ? gen6_add_request+0xa0/0xab [i915]
>[  554.247336]  [<ffffffffa0036984>] ? drm_gem_object_lookup+0x1f/0x53 [drm]
>[  554.247352]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.247359]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.247366]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.247371]  [<ffffffff812e6647>] ? sockfd_lookup_light+0x1b/0x57
>[  554.247380]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.247387]  [<ffffffff810a395d>] ? vm_mmap_pgoff+0x76/0x88
>[  554.247397] ---[ end trace 9a840670572c1385 ]---
>[  554.247375]  [<ffffffff812e91bd>] ? sys_recvfrom+0xd0/0x12e
>[  554.247383]  [<ffffffff810aff47>] ? do_brk+0x218/0x26b
>[  554.247390]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.247394]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.252545] ------------[ cut here ]------------
>[  554.252559] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.252565] Modules linked in: configfs[  554.252563] Hardware name:         
> netconsole sunrpc lockd bnep bluetooth rfkill snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode snd_hda_codec snd_hda_intel snd_hwdep snd_pcm snd_page_alloc i2c_i801 snd_timer serio_raw pcspkr lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod [last unloaded: netconsole]
>[  554.252692] Pid: 4007, comm: X Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.252694] Call Trace:
>[  554.252700]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.252708]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.252715]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.252724]  [<ffffffffa00cad44>] ? gen6_ring_sync+0xab/0xb8 [i915]
>[  554.252733]  [<ffffffffa009e664>] ? i915_gem_object_sync+0xa9/0xc5 [i915]
>[  554.252746]  [<ffffffffa00a3d44>] ? i915_gem_do_execbuffer+0xb3e/0xfba [i915]
>[  554.252755]  [<ffffffffa009ea8f>] ? i915_gem_object_set_to_gtt_domain+0x3d/0xf6 [i915]
>[  554.252759]  [<ffffffff810d6a7e>] ? __pollwait+0xce/0xce
>[  554.252767]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.252781]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.252790]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.252795]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.252799]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.252803]  [<ffffffff810c8e20>] ? sys_read+0x4b/0x73
>[  554.252808]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.252811] ---[ end trace 9a840670572c1386 ]---
>[  554.257887] ------------[ cut here ]------------
>[  554.257895] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.257898] Hardware name:         
>[  554.257900] Modules linked in: configfs netconsole lockd sunrpc bnep bluetooth rfkill snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc snd_timer pcspkr i2c_i801 serio_raw lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi i915 video button i2c_algo_bit drm_kms_helper drm dm_mirror dm_log i2c_core dm_region_hash [last unloaded: netconsole] dm_mod
>[  554.258023] Pid: 4007, comm: X Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.258025] Call Trace:
>[  554.258029]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.258037]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.258045]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.258053]  [<ffffffffa00caef5>] ? blt_ring_flush+0x88/0x93 [i915]
>[  554.258071]  [<ffffffffa00a3e5e>] ? i915_gem_do_execbuffer+0xc58/0xfba [i915]
>[  554.258084]  [<ffffffff810d6a7e>] ? __pollwait+0xce/0xce
>[  554.258061]  [<ffffffffa00cc05d>] ? intel_ring_invalidate_all_caches+0x1d/0x2c [i915]
>[  554.258079]  [<ffffffffa009ea8f>] ? i915_gem_object_set_to_gtt_domain+0x3d/0xf6 [i915]
>[  554.258092]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.258099]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.258106]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.258111]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.258115]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.258118]  [<ffffffff810c8e20>] ? sys_read+0x4b/0x73
>[  554.258122]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.258125] ---[ end trace 9a840670572c1387 ]---
>[  554.263202] ------------[ cut here ]------------
>[  554.263210] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.263213] Hardware name:         
>[  554.263216] Modules linked in: netconsole configfs lockd sunrpc bnep bluetooth rfkill snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc i2c_i801 snd_timer serio_raw pcspkr lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi i915 video i2c_algo_bit button drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod [last unloaded: netconsole]
>[  554.263342] Pid: 4007, comm: X Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.263345] Call Trace:
>[  554.263348]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.263356]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.263363]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.263371]  [<ffffffffa00cadb5>] ? gen6_ring_dispatch_execbuffer+0x64/0x71 [i915]
>[  554.263379]  [<ffffffffa00a4046>] ? i915_gem_do_execbuffer+0xe40/0xfba [i915]
>[  554.263387]  [<ffffffffa009ea8f>] ? i915_gem_object_set_to_gtt_domain+0x3d/0xf6 [i915]
>[  554.263392]  [<ffffffff810d6a7e>] ? __pollwait+0xce/0xce
>[  554.263400]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.263407]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.263414]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.263419]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.263423]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.263426]  [<ffffffff810c8e20>] ? sys_read+0x4b/0x73
>[  554.263430]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.263433] ---[ end trace 9a840670572c1388 ]---
>[  554.268512] ------------[ cut here ]------------
>[  554.268520] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.268523] Hardware name:         
>[  554.268525] Modules linked in: netconsole configfs lockd sunrpc bnep bluetooth rfkill snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt coretemp iTCO_vendor_support hwmon kvm_intel kvm microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc i2c_i801 snd_timer serio_raw pcspkr lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi i915 video button i2c_algo_bit drm_kms_helper drm dm_mirror i2c_core dm_region_hash dm_log dm_mod [last unloaded: netconsole]
>[  554.268652] Pid: 4007, comm: X Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.268657]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.268654] Call Trace:
>[  554.268664]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.268671]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.268679]  [<ffffffffa00caef5>] ? blt_ring_flush+0x88/0x93 [i915]
>[  554.268688]  [<ffffffffa00cc033>] ? intel_ring_flush_all_caches+0x1c/0x29 [i915]
>[  554.268696]  [<ffffffffa009ddb0>] ? i915_add_request+0x27/0x1b8 [i915]
>[  554.268704]  [<ffffffffa00a40fe>] ? i915_gem_do_execbuffer+0xef8/0xfba [i915]
>[  554.268718]  [<ffffffff810d6a7e>] ? __pollwait+0xce/0xce
>[  554.268712]  [<ffffffffa009ea8f>] ? i915_gem_object_set_to_gtt_domain+0x3d/0xf6 [i915]
>[  554.268734]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.268726]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.268741]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.268749]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.268759]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.268764]  [<ffffffff810c8e20>] ? sys_read+0x4b/0x73
>[  554.268768]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.268771] ---[ end trace 9a840670572c1389 ]---
>[  554.273846] ------------[ cut here ]------------
>[  554.273854] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.273857] Hardware name:         
>[  554.273859] Modules linked in: netconsole configfs lockd sunrpc bnep bluetooth rfkill snd_hda_codec_hdmi iTCO_wdt coretemp snd_hda_codec_realtek iTCO_vendor_support hwmon kvm_intel kvm microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc i2c_i801 snd_timer serio_raw pcspkr lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom firewire_core sd_mod ehci_hcd crc_itu_t ata_generic pata_acpi i915 video button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod
>[  554.273985] Call Trace:
> [last unloaded: netconsole][  554.273996]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.273982] Pid: 4007, comm: X Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.273989]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.274003]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.274011]  [<ffffffffa00cae62>] ? gen6_add_request+0xa0/0xab [i915]
>[  554.274019]  [<ffffffffa009ddf3>] ? i915_add_request+0x6a/0x1b8 [i915]
>[  554.274027]  [<ffffffffa00a40fe>] ? i915_gem_do_execbuffer+0xef8/0xfba [i915]
>[  554.274035]  [<ffffffffa009ea8f>] ? i915_gem_object_set_to_gtt_domain+0x3d/0xf6 [i915]
>[  554.274046]  [<ffffffffa00a46ab>] ? i915_gem_execbuffer2+0x164/0x1f9 [i915]
>[  554.274061]  [<ffffffffa00a4547>] ? i915_gem_execbuffer+0x387/0x387 [i915]
>[  554.274039]  [<ffffffff810d6a7e>] ? __pollwait+0xce/0xce
>[  554.274054]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.274066]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.274070]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.274074]  [<ffffffff810c8e20>] ? sys_read+0x4b/0x73
>[  554.274078]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.274081] ---[ end trace 9a840670572c138a ]---
>[  554.332538] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request.
>[  554.335629] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out
>[  554.340710] ------------[ cut here ]------------
>[  554.340725] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4212 __gen6_gt_wait_for_fifo+0x67/0x77 [i915]()
>[  554.340728] Hardware name:         
>[  554.340730] Modules linked in: netconsole configfs lockd sunrpc bnep bluetooth rfkill snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support coretemp hwmon kvm_intel kvm microcode snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_page_alloc i2c_i801 snd_timer serio_raw pcspkr lpc_ich snd e1000e mfd_core soundcore xhci_hcd tpm_tis tpm tpm_bios uinput ipv6 autofs4 ext4 crc16 jbd2 mbcache firewire_ohci sr_mod cdrom sd_mod firewire_core crc_itu_t ehci_hcd ata_generic pata_acpi video i915 button i2c_algo_bit drm_kms_helper drm i2c_core dm_mirror dm_region_hash dm_log dm_mod [last unloaded: netconsole]
>[  554.340859] Pid: 4007, comm: X Tainted: G        W    3.7.0-rc4_stable_20121210+ #1
>[  554.340862] Call Trace:
>[  554.340867]  [<ffffffff8102b2ff>] ? warn_slowpath_common+0x78/0x8c
>[  554.340875]  [<ffffffffa00c67c6>] ? __gen6_gt_wait_for_fifo+0x67/0x77 [i915]
>[  554.340883]  [<ffffffffa008eda4>] ? i915_write32+0x3b/0x136 [i915]
>[  554.340891]  [<ffffffffa00ca086>] ? gen6_ring_get_irq+0x7d/0xbb [i915]
>[  554.340900]  [<ffffffffa009d748>] ? __wait_seqno+0x99/0x357 [i915]
>[  554.340909]  [<ffffffffa00a0e40>] ? i915_gem_throttle_ioctl+0x85/0xab [i915]
>[  554.340916]  [<ffffffffa0035503>] ? drm_ioctl+0x28f/0x34a [drm]
>[  554.340924]  [<ffffffffa00a0dbb>] ? i915_gem_busy_ioctl+0xc0/0xc0 [i915]
>[  554.340929]  [<ffffffff811c51f9>] ? timerqueue_del+0x4c/0x53
>[  554.340933]  [<ffffffff810447b8>] ? __remove_hrtimer+0x2a/0x7f
>[  554.340938]  [<ffffffff810d6178>] ? do_vfs_ioctl+0x43f/0x480
>[  554.340943]  [<ffffffff81035f67>] ? recalc_sigpending+0x12/0x3f
>[  554.340947]  [<ffffffff8103683a>] ? __set_task_blocked+0x5d/0x64
>[  554.340955]  [<ffffffff810384b3>] ? sys_rt_sigprocmask+0x77/0xb3
>[  554.340951]  [<ffffffff810d620d>] ? sys_ioctl+0x54/0x7b
>[  554.340961]  [<ffffffff8139423f>] ? int_check_syscall_exit_work+0x34/0x3d
>[  554.340965]  [<ffffffff81393fd2>] ? system_call_fastpath+0x16/0x1b
>[  554.340969] ---[ end trace 9a840670572c138b ]---

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