[ 39.832811] console [netcon0] enabled [ 39.832851] netconsole: network logging started [ 39.850313] netpoll: netconsole: local IP 10.239.47.50 [ 39.850489] console [netcon0] enabled [ 39.850526] netconsole: network logging started [ 50.484167] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 50.500782] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 56.662210] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung [ 56.662303] [drm] capturing error event; look for more information in /debug/dri/0/i915_error_state [ 56.670052] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 56.672045] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 56.723957] [drm:init_ring_common] *ERROR* render ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000 [ 56.753841] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 56.777534] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 56.921361] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 56.958168] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 56.963304] ------------[ cut here ]------------ [ 56.963340] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.963350] Modules linked in: configfs[ 56.963345] Hardware name: OptiPlex 990 netconsole sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt dcdbas hwmon iTCO_vendor_support microcode coretemp snd_hda_intel snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore mfd_core virtio_net virtio_ring snd_page_alloc e1000e virtio kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd drm_kms_helper i2c_algo_bit i915 i2c_core drm button video dm_mod [last unloaded: netconsole] [ 56.963537] Pid: 690, comm: kworker/u:4 Not tainted 3.6.0-rc7_unstable_20121018+ #1 [ 56.963541] Call Trace: [ 56.963554] [] warn_slowpath_common+0x63/0x78 [ 56.963581] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.963589] [] warn_slowpath_null+0xf/0x13 [ 56.963616] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.963635] [] i915_write32+0x76/0xf9 [i915] [ 56.963662] [] init_ring_common+0x39/0x2fc [i915] [ 56.963689] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.963707] [] i915_reset+0xd5/0x116 [i915] [ 56.963727] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.963737] [] process_one_work+0x220/0x394 [ 56.963755] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.963763] [] worker_thread+0x20d/0x2d1 [ 56.963769] [] ? complete+0x34/0x3e [ 56.963775] [] ? rescuer_thread+0x15c/0x15c [ 56.963782] [] kthread+0x67/0x6c [ 56.963796] [] ? __init_kthread_worker+0x42/0x42 [ 56.963789] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.963804] [] kernel_thread_helper+0x6/0xd [ 56.963809] ---[ end trace 3bac41b63868f4d1 ]--- [ 56.968918] ------------[ cut here ]------------ [ 56.968948] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.968953] Hardware name: OptiPlex 990 [ 56.968956] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole][ 56.969138] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 56.969142] Call Trace: [ 56.969152] [] warn_slowpath_common+0x63/0x78 [ 56.969177] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.969185] [] warn_slowpath_null+0xf/0x13 [ 56.969230] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.969262] [] i915_write32+0x76/0xf9 [i915] [ 56.969300] [] init_ring_common+0x48/0x2fc [i915] [ 56.969338] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.969367] [] i915_reset+0xd5/0x116 [i915] [ 56.969398] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.969414] [] process_one_work+0x220/0x394 [ 56.969443] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.969459] [] worker_thread+0x20d/0x2d1 [ 56.969469] [] ? complete+0x34/0x3e [ 56.969478] [] ? rescuer_thread+0x15c/0x15c [ 56.969488] [] kthread+0x67/0x6c [ 56.969498] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.969509] [] ? __init_kthread_worker+0x42/0x42 [ 56.969519] [] kernel_thread_helper+0x6/0xd [ 56.969528] ---[ end trace 3bac41b63868f4d2 ]--- [ 56.974637] ------------[ cut here ]------------ [ 56.974664] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.974669] Hardware name: OptiPlex 990 [ 56.974673] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_vendor_support coretemp snd_hda_intel snd_hda_codec snd_hwdep iTCO_wdt dcdbas hwmon microcode pcspkr i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm button drm_kms_helper i2c_algo_bit i2c_core video dm_mod [last unloaded: netconsole] [ 56.974854] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 56.974858] Call Trace: [ 56.974868] [] warn_slowpath_common+0x63/0x78 [ 56.974893] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.974901] [] warn_slowpath_null+0xf/0x13 [ 56.974926] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.974944] [] i915_write32+0x76/0xf9 [i915] [ 56.974970] [] gen6_bsd_ring_write_tail+0x25/0xd6 [i915] [ 56.974996] [] init_ring_common+0x4f/0x2fc [i915] [ 56.975022] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.975040] [] i915_reset+0xd5/0x116 [i915] [ 56.975059] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.975069] [] process_one_work+0x220/0x394 [ 56.975087] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.975095] [] worker_thread+0x20d/0x2d1 [ 56.975100] [] ? complete+0x34/0x3e [ 56.975106] [] ? rescuer_thread+0x15c/0x15c [ 56.975113] [] kthread+0x67/0x6c [ 56.975119] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.975126] [] ? __init_kthread_worker+0x42/0x42 [ 56.975133] [] kernel_thread_helper+0x6/0xd [ 56.975138] ---[ end trace 3bac41b63868f4d3 ]--- [ 56.980247] ------------[ cut here ]------------ [ 56.980276] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.980280] Hardware name: OptiPlex 990 [ 56.980285] Modules linked in: netconsole configfs cpufreq_ondemand freq_table sunrpc dm_mirror acpi_cpufreq mperf dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [ 56.980470] Call Trace: [ 56.980504] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.980537] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.980582] [] gen6_bsd_ring_write_tail+0x35/0xd6 [i915] [last unloaded: netconsole][ 56.980633] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.980466] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 56.980480] [] warn_slowpath_common+0x63/0x78 [ 56.980512] [] warn_slowpath_null+0xf/0x13 [ 56.980556] [] i915_write64+0x66/0xef [i915] [ 56.980670] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.980607] [] init_ring_common+0x4f/0x2fc [i915] [ 56.980651] [] i915_reset+0xd5/0x116 [i915] [ 56.980680] [] process_one_work+0x220/0x394 [ 56.980698] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.980705] [] worker_thread+0x20d/0x2d1 [ 56.980711] [] ? complete+0x34/0x3e [ 56.980717] [] ? rescuer_thread+0x15c/0x15c [ 56.980724] [] kthread+0x67/0x6c [ 56.980730] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.980737] [] ? __init_kthread_worker+0x42/0x42 [ 56.980744] [] kernel_thread_helper+0x6/0xd [ 56.980748] ---[ end trace 3bac41b63868f4d4 ]--- [ 56.985853] ------------[ cut here ]------------ [ 56.985885] Hardware name: OptiPlex 990 netconsole sunrpc acpi_cpufreq[ 56.985880] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.985889] Modules linked in: mperf configfs cpufreq_ondemand freq_table dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm button video i2c_algo_bit i2c_core dm_mod [last unloaded: netconsole] [ 56.986071] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 56.986074] Call Trace: [ 56.986084] [] warn_slowpath_common+0x63/0x78 [ 56.986109] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.986117] [] warn_slowpath_null+0xf/0x13 [ 56.986178] [] i915_write32+0x76/0xf9 [i915] [ 56.986256] [] init_ring_common+0x4f/0x2fc [i915] [ 56.986323] [] i915_reset+0xd5/0x116 [i915] [ 56.986368] [] process_one_work+0x220/0x394 [ 56.986409] [] worker_thread+0x20d/0x2d1 [ 56.986428] [] ? rescuer_thread+0x15c/0x15c [ 56.986454] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.986141] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.986218] [] gen6_bsd_ring_write_tail+0xa6/0xd6 [i915] [ 56.986475] [] kernel_thread_helper+0x6/0xd [ 56.986293] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.986353] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.986396] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.986419] [] ? complete+0x34/0x3e [ 56.986442] [] kthread+0x67/0x6c [ 56.986465] [] ? __init_kthread_worker+0x42/0x42 [ 56.986482] ---[ end trace 3bac41b63868f4d5 ]--- [ 56.991589] ------------[ cut here ]------------ [ 56.991621] Hardware name: OptiPlex 990 [ 56.991616] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.991624] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole] [ 56.991805] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 56.991809] Call Trace: [ 56.991819] [] warn_slowpath_common+0x63/0x78 [ 56.991844] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.991851] [] warn_slowpath_null+0xf/0x13 [ 56.991876] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.991895] [] i915_write32+0x76/0xf9 [i915] [ 56.991920] [] gen6_bsd_ring_write_tail+0xc2/0xd6 [i915] [ 56.991946] [] init_ring_common+0x4f/0x2fc [i915] [ 56.991989] [] i915_reset+0xd5/0x116 [i915] [ 56.992018] [] process_one_work+0x220/0x394 [ 56.991971] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.992044] [] worker_thread+0x20d/0x2d1 [ 56.992008] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.992036] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.992050] [] ? complete+0x34/0x3e [ 56.992056] [] ? rescuer_thread+0x15c/0x15c [ 56.992062] [] kthread+0x67/0x6c [ 56.992069] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.992076] [] ? __init_kthread_worker+0x42/0x42 [ 56.992083] [] kernel_thread_helper+0x6/0xd [ 56.992087] ---[ end trace 3bac41b63868f4d6 ]--- [ 56.997231] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 56.997203] ------------[ cut here ]------------ [ 56.997235] Hardware name: OptiPlex 990 [ 56.997239] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi iTCO_wdt snd_hda_codec_realtek iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq_device snd_seq snd_pcm snd sg soundcore mfd_core snd_timer lpc_ich virtio_net snd_page_alloc e1000e virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache cdrom ehci_hcd drm_kms_helper sr_mod sd_mod i2c_algo_bit i915 drm i2c_core button video dm_mod [last unloaded: netconsole] [ 56.997421] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 56.997425] Call Trace: [ 56.997434] [] warn_slowpath_common+0x63/0x78 [ 56.997459] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.997466] [] warn_slowpath_null+0xf/0x13 [ 56.997492] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 56.997510] [] i915_write32+0x76/0xf9 [i915] [ 56.997536] [] init_ring_common+0x160/0x2fc [i915] [ 56.997561] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 56.997580] [] i915_reset+0xd5/0x116 [i915] [ 56.997598] [] i915_error_work_func+0x8d/0xc3 [i915] [ 56.997608] [] process_one_work+0x220/0x394 [ 56.997626] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 56.997634] [] worker_thread+0x20d/0x2d1 [ 56.997640] [] ? complete+0x34/0x3e [ 56.997653] [] kthread+0x67/0x6c [ 56.997666] [] ? __init_kthread_worker+0x42/0x42 [ 56.997646] [] ? rescuer_thread+0x15c/0x15c [ 56.997678] ---[ end trace 3bac41b63868f4d7 ]--- [ 56.997659] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 56.997673] [] kernel_thread_helper+0x6/0xd [ 57.002791] ------------[ cut here ]------------ [ 57.002818] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 57.002823] Hardware name: OptiPlex 990 [ 57.002827] Modules linked in: netconsole configfs cpufreq_ondemand freq_table sunrpc acpi_cpufreq mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_vendor_support coretemp iTCO_wdt dcdbas hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd soundcore mfd_core virtio_net snd_timer lpc_ich snd_page_alloc e1000e virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd drm_kms_helper i915 i2c_algo_bit drm button i2c_core video dm_mod [last unloaded: netconsole] [ 57.003008] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.003012] Call Trace: [ 57.003022] [] warn_slowpath_common+0x63/0x78 [ 57.003047] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.003054] [] warn_slowpath_null+0xf/0x13 [ 57.003078] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.003097] [] i915_write32+0x76/0xf9 [i915] [ 57.003147] [] init_ring_common+0x17f/0x2fc [i915] [ 57.003214] [] i915_reset+0xd5/0x116 [i915] [ 57.003184] [] ? init_render_ring+0x1b7/0x1f3 [i915] [ 57.003260] [] process_one_work+0x220/0x394 [ 57.003245] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.003301] [] worker_thread+0x20d/0x2d1 [ 57.003320] [] ? rescuer_thread+0x15c/0x15c [ 57.003288] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.003311] [] ? complete+0x34/0x3e [ 57.003330] [] kthread+0x67/0x6c [ 57.003339] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.003350] [] ? __init_kthread_worker+0x42/0x42 [ 57.003363] [] kernel_thread_helper+0x6/0xd [ 57.003372] ---[ end trace 3bac41b63868f4d8 ]--- [ 57.054013] [drm:init_ring_common] *ERROR* bsd ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000 [ 57.175203] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 57.211571] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 57.216711] ------------[ cut here ]------------ [ 57.216750] Hardware name: OptiPlex 990 netconsole sunrpc acpi_cpufreq mperf dm_region_hash snd_hda_codec_hdmi[ 57.216745] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 57.216754] Modules linked in: iTCO_wdt configfs cpufreq_ondemand freq_table dm_mirror dm_log snd_hda_codec_realtek dcdbas iTCO_vendor_support coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_timer snd_pcm lpc_ich snd snd_page_alloc soundcore mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache cdrom sr_mod sd_mod ehci_hcd i915 drm_kms_helper drm button video i2c_algo_bit i2c_core dm_mod [last unloaded: netconsole] [ 57.216938] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.216943] Call Trace: [ 57.216954] [] warn_slowpath_common+0x63/0x78 [ 57.216981] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.216989] [] warn_slowpath_null+0xf/0x13 [ 57.217015] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.217033] [] i915_write32+0x76/0xf9 [i915] [ 57.217061] [] init_ring_common+0x39/0x2fc [i915] [ 57.217079] [] i915_reset+0xd5/0x116 [i915] [ 57.217098] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.217109] [] process_one_work+0x220/0x394 [ 57.217127] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.217135] [] worker_thread+0x20d/0x2d1 [ 57.217141] [] ? complete+0x34/0x3e [ 57.217147] [] ? rescuer_thread+0x15c/0x15c [ 57.217154] [] kthread+0x67/0x6c [ 57.217160] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.217168] [] ? __init_kthread_worker+0x42/0x42 [ 57.217175] [] kernel_thread_helper+0x6/0xd [ 57.217180] ---[ end trace 3bac41b63868f4d9 ]--- [ 57.222295] ------------[ cut here ]------------ [ 57.222329] Hardware name: OptiPlex 990 netconsole[ 57.222324] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 57.222332] Modules linked in: sunrpc configfs cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr i2c_i801 snd_seq_device snd_hwdep snd_seq snd_pcm sg snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod sd_mod cdrom ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole] [ 57.222555] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.222559] Call Trace: [ 57.222568] [] warn_slowpath_common+0x63/0x78 [ 57.222594] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.222602] [] warn_slowpath_null+0xf/0x13 [ 57.222627] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.222646] [] i915_write32+0x76/0xf9 [i915] [ 57.222673] [] init_ring_common+0x48/0x2fc [i915] [ 57.222691] [] i915_reset+0xd5/0x116 [i915] [ 57.222710] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.222720] [] process_one_work+0x220/0x394 [ 57.222738] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.222746] [] worker_thread+0x20d/0x2d1 [ 57.222752] [] ? complete+0x34/0x3e [ 57.222758] [] ? rescuer_thread+0x15c/0x15c [ 57.222765] [] kthread+0x67/0x6c [ 57.222771] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.222778] [] ? __init_kthread_worker+0x42/0x42 [ 57.222785] [] kernel_thread_helper+0x6/0xd [ 57.222790] ---[ end trace 3bac41b63868f4da ]--- [ 57.227896] ------------[ cut here ]------------ [ 57.227925] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 57.227929] Hardware name: OptiPlex 990 [ 57.227932] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_realtek snd_hda_codec_hdmi iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio kvm_intel virtio_ring kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video [last unloaded: netconsole] dm_mod [ 57.228115] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.228118] Call Trace: [ 57.228127] [] warn_slowpath_common+0x63/0x78 [ 57.228152] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.228160] [] warn_slowpath_null+0xf/0x13 [ 57.228184] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.228202] [] i915_write32+0x76/0xf9 [i915] [ 57.228229] [] ring_write_tail+0x1c/0x1f [i915] [ 57.228254] [] init_ring_common+0x4f/0x2fc [i915] [ 57.228272] [] i915_reset+0xd5/0x116 [i915] [ 57.228291] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.228302] [] process_one_work+0x220/0x394 [ 57.228320] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.228328] [] worker_thread+0x20d/0x2d1 [ 57.228334] [] ? complete+0x34/0x3e [ 57.228340] [] ? rescuer_thread+0x15c/0x15c [ 57.228347] [] kthread+0x67/0x6c [ 57.228353] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.228360] [] ? __init_kthread_worker+0x42/0x42 [ 57.228367] [] kernel_thread_helper+0x6/0xd [ 57.228371] ---[ end trace 3bac41b63868f4db ]--- [ 57.233486] ------------[ cut here ]------------ [ 57.233514] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4114 __gen6_gt_wait_for_fifo+0x5e/0x6e [i915]() [ 57.233519] Hardware name: OptiPlex 990 [ 57.233522] Modules linked in: netconsole configfs sunrpc acpi_cpufreq mperf cpufreq_ondemand freq_table dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole] [ 57.233702] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.233706] Call Trace: [ 57.233714] [] warn_slowpath_common+0x63/0x78 [ 57.233739] [] ? __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.233747] [] warn_slowpath_null+0xf/0x13 [ 57.233772] [] __gen6_gt_wait_for_fifo+0x5e/0x6e [i915] [ 57.233791] [] i915_write32+0x76/0xf9 [i915] [ 57.233817] [] init_ring_common+0x160/0x2fc [i915] [ 57.233836] [] i915_reset+0xd5/0x116 [i915] [ 57.233855] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.233865] [] process_one_work+0x220/0x394 [ 57.233883] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.233891] [] worker_thread+0x20d/0x2d1 [ 57.233897] [] ? complete+0x34/0x3e [ 57.233903] [] ? rescuer_thread+0x15c/0x15c [ 57.233909] [] kthread+0x67/0x6c [ 57.233916] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.233923] [] ? __init_kthread_worker+0x42/0x42 [ 57.233934] ---[ end trace 3bac41b63868f4dc ]--- [ 57.233929] [] kernel_thread_helper+0x6/0xd [ 57.233939] ------------[ cut here ]------------ [ 57.233964] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4072 gen6_gt_check_fifodbg+0x28/0x3e [i915]() [ 57.233969] Hardware name: OptiPlex 990 [ 57.233973] MMIO read or write has been dropped 3 [ 57.233976] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm button drm_kms_helper i2c_algo_bit i2c_core dm_mod video [last unloaded: netconsole][ 57.234161] Call Trace: [ 57.234158] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.234169] [] warn_slowpath_common+0x63/0x78 [ 57.234194] [] ? gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.234202] [] warn_slowpath_fmt+0x26/0x2a [ 57.234228] [] gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.234247] [] i915_write32+0xb1/0xf9 [i915] [ 57.234292] [] i915_reset+0xd5/0x116 [i915] [ 57.234274] [] init_ring_common+0x160/0x2fc [i915] [ 57.234311] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.234320] [] process_one_work+0x220/0x394 [ 57.234338] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.234346] [] worker_thread+0x20d/0x2d1 [ 57.234352] [] ? complete+0x34/0x3e [ 57.234358] [] ? rescuer_thread+0x15c/0x15c [ 57.234364] [] kthread+0x67/0x6c [ 57.234370] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.234377] [] ? __init_kthread_worker+0x42/0x42 [ 57.234384] [] kernel_thread_helper+0x6/0xd [ 57.234388] ---[ end trace 3bac41b63868f4dd ]--- [ 57.284319] [drm:init_ring_common] *ERROR* blitter ring initialization failed ctl 00000000 head 00000000 tail 00000000 start 00000000 [ 57.284330] ------------[ cut here ]------------ [ 57.284363] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4072 gen6_gt_check_fifodbg+0x28/0x3e [i915]() [ 57.284368] Hardware name: OptiPlex 990 [ 57.284371] MMIO read or write has been dropped 3 [ 57.284376] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole] [ 57.284553] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.284558] Call Trace: [ 57.284567] [] warn_slowpath_common+0x63/0x78 [ 57.284594] [] ? gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.284601] [] warn_slowpath_fmt+0x26/0x2a [ 57.284627] [] gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.284653] [] __gen6_gt_force_wake_put+0x13/0x15 [i915] [ 57.284679] [] gen6_gt_force_wake_put+0x24/0x32 [i915] [ 57.284706] [] init_ring_common+0x2c8/0x2fc [i915] [ 57.284724] [] i915_reset+0xd5/0x116 [i915] [ 57.284743] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.284752] [] process_one_work+0x220/0x394 [ 57.284771] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.284778] [] worker_thread+0x20d/0x2d1 [ 57.284784] [] ? complete+0x34/0x3e [ 57.284791] [] ? rescuer_thread+0x15c/0x15c [ 57.284797] [] kthread+0x67/0x6c [ 57.284804] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.284811] [] ? __init_kthread_worker+0x42/0x42 [ 57.284817] [] kernel_thread_helper+0x6/0xd [ 57.284822] ---[ end trace 3bac41b63868f4de ]--- [ 57.419971] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 57.514433] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 57.514438] ------------[ cut here ]------------ [ 57.514464] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4072 gen6_gt_check_fifodbg+0x28/0x3e [i915]() [ 57.514468] Hardware name: OptiPlex 990 [ 57.514472] MMIO read or write has been dropped 3 [ 57.514476] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd_timer snd lpc_ich snd_page_alloc e1000e virtio kvm_intel ipv6 ext3 mbcache soundcore mfd_core virtio_net virtio_ring kvm autofs4 cdrom jbd sr_mod sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole] [ 57.514643] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.514648] Call Trace: [ 57.514656] [] warn_slowpath_common+0x63/0x78 [ 57.514680] [] ? gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.514687] [] warn_slowpath_fmt+0x26/0x2a [ 57.514712] [] gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.514738] [] __gen6_gt_force_wake_put+0x13/0x15 [i915] [ 57.514756] [] i915_read32+0x5a/0xc8 [i915] [ 57.514778] [] i915_gem_init_ppgtt+0xa8/0x18e [i915] [ 57.514795] [] i915_reset+0xec/0x116 [i915] [ 57.514814] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.514824] [] process_one_work+0x220/0x394 [ 57.514841] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.514849] [] worker_thread+0x20d/0x2d1 [ 57.514855] [] ? complete+0x34/0x3e [ 57.514860] [] ? rescuer_thread+0x15c/0x15c [ 57.514866] [] kthread+0x67/0x6c [ 57.514872] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.514878] [] ? __init_kthread_worker+0x42/0x42 [ 57.514884] [] kernel_thread_helper+0x6/0xd [ 57.514889] ---[ end trace 3bac41b63868f4df ]--- [ 57.660672] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 57.662361] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 57.662392] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4072 gen6_gt_check_fifodbg+0x28/0x3e [i915]() [ 57.662366] ------------[ cut here ]------------ [ 57.662396] Hardware name: OptiPlex 990 [ 57.662400] MMIO read or write has been dropped 3 [ 57.662403] Modules linked in: netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_log snd_hda_codec_realtek dm_region_hash snd_hda_codec_hdmi iTCO_vendor_support iTCO_wdt dcdbas coretemp hwmon snd_hda_intel microcode snd_hda_codec pcspkr snd_hwdep i2c_i801 snd_seq snd_seq_device sg snd_pcm snd snd_timer lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache cdrom sr_mod sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit button i2c_core video dm_mod [last unloaded: netconsole] [ 57.662570] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.662574] Call Trace: [ 57.662606] [] ? gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.662582] [] warn_slowpath_common+0x63/0x78 [ 57.662613] [] warn_slowpath_fmt+0x26/0x2a [ 57.662638] [] gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.662664] [] __gen6_gt_force_wake_put+0x13/0x15 [i915] [ 57.662682] [] i915_read32+0x5a/0xc8 [i915] [ 57.662703] [] i915_gem_init_ppgtt+0xc5/0x18e [i915] [ 57.662721] [] i915_reset+0xec/0x116 [i915] [ 57.662739] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.662749] [] process_one_work+0x220/0x394 [ 57.662767] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.662780] [] ? complete+0x34/0x3e [ 57.662774] [] worker_thread+0x20d/0x2d1 [ 57.662785] [] ? rescuer_thread+0x15c/0x15c [ 57.662791] [] kthread+0x67/0x6c [ 57.662797] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.662804] [] ? __init_kthread_worker+0x42/0x42 [ 57.662810] [] kernel_thread_helper+0x6/0xd [ 57.662814] ---[ end trace 3bac41b63868f4e0 ]--- [ 57.678629] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 57.681527] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 57.681531] ------------[ cut here ]------------ [ 57.681558] WARNING: at drivers/gpu/drm/i915/intel_pm.c:4072 gen6_gt_check_fifodbg+0x28/0x3e [i915]() [ 57.681562] Hardware name: OptiPlex 990 [ 57.681569] Modules linked in:[ 57.681565] MMIO read or write has been dropped 3 netconsole configfs sunrpc cpufreq_ondemand acpi_cpufreq freq_table mperf dm_mirror dm_region_hash dm_log snd_hda_codec_hdmi iTCO_wdt snd_hda_codec_realtek dcdbas iTCO_vendor_support hwmon coretemp microcode pcspkr snd_hda_intel i2c_i801 snd_hda_codec snd_hwdep snd_seq_device snd_seq sg snd_pcm snd_timer snd lpc_ich soundcore snd_page_alloc mfd_core e1000e virtio_net virtio virtio_ring kvm_intel kvm ipv6 autofs4 ext3 jbd mbcache sr_mod cdrom sd_mod ehci_hcd i915 drm_kms_helper drm i2c_algo_bit i2c_core button video dm_mod [last unloaded: netconsole] [ 57.681737] Pid: 690, comm: kworker/u:4 Tainted: G W 3.6.0-rc7_unstable_20121018+ #1 [ 57.681741] Call Trace: [ 57.681749] [] warn_slowpath_common+0x63/0x78 [ 57.681773] [] ? gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.681780] [] warn_slowpath_fmt+0x26/0x2a [ 57.681805] [] gen6_gt_check_fifodbg+0x28/0x3e [i915] [ 57.681831] [] __gen6_gt_force_wake_put+0x13/0x15 [i915] [ 57.681848] [] i915_read32+0x5a/0xc8 [i915] [ 57.681869] [] i915_gem_init_ppgtt+0xe2/0x18e [i915] [ 57.681886] [] i915_reset+0xec/0x116 [i915] [ 57.681905] [] i915_error_work_func+0x8d/0xc3 [i915] [ 57.681914] [] process_one_work+0x220/0x394 [ 57.681932] [] ? gen6_pm_rps_work+0x97/0x97 [i915] [ 57.681939] [] worker_thread+0x20d/0x2d1 [ 57.681945] [] ? complete+0x34/0x3e [ 57.681950] [] ? rescuer_thread+0x15c/0x15c [ 57.681956] [] kthread+0x67/0x6c [ 57.681962] [] ? _mutex_lock_nest_lock+0xbe/0x23f [ 57.681969] [] ? __init_kthread_worker+0x42/0x42 [ 57.681975] [] kernel_thread_helper+0x6/0xd [ 57.681980] ---[ end trace 3bac41b63868f4e1 ]--- [ 57.699104] [drm:__gen6_gt_force_wake_get] *ERROR* Timed out waiting for forcewake to ack request. [ 57.701098] [drm:__gen6_gt_wait_for_thread_c0] *ERROR* GT thread status wait timed out [ 59.641607] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU hung