Attachment 103425 Details for Bug 81732 – dmesg on fixes branch

dmesg on fixes branch

gem_persistent_relocs_forked-interruptible-faulting-reloc_fixes.dmesg (text/plain), 125.80 KB, created by Guo Jinxian on 2014-07-25 06:16:18 UTC

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Description:

Filename:

MIME Type:

Creator: Guo Jinxian

Created: 2014-07-25 06:16:18 UTC

Size: 125.80 KB

patch

obsolete

>[   72.201637]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.208615]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   72.215618]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   72.222674]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.229743]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   72.236803]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   72.243853]  [<ffffffffa011bb30>] gen8_ring_get_irq+0x99/0xb3 [i915]
>[   72.250887]  [<ffffffffa01052d5>] __wait_seqno+0x182/0x458 [i915]
>[   72.257872]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   72.264900]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   72.271915]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   72.278948]  [<ffffffffa010aff8>] i915_gem_object_set_to_gtt_domain+0x54/0x181 [i915]
>[   72.285985]  [<ffffffffa010b6b1>] i915_gem_pwrite_ioctl+0x261/0x7f8 [i915]
>[   72.292980]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   72.299978]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   72.307019]  [<ffffffffa010b450>] ? i915_gem_set_domain_ioctl+0xf6/0xf6 [i915]
>[   72.314078]  [<ffffffff810bf0b1>] ? __audit_syscall_exit+0x1f4/0x213
>[   72.321143]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   72.328176]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   72.335231]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   72.342185]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   72.348983]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   72.355498]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   72.361749] ---[ end trace 77a59fccd1cabc2c ]---
>[   72.368110] ------------[ cut here ]------------
>[   72.374279] WARNING: CPU: 1 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   72.380584] GT wake FIFO error 0x1080000
>[   72.386839] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   72.400570] CPU: 1 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   72.407573]  0000000000000009 ffff88007508f9c8 ffffffff8182f9df 0000000000000046
>[   72.414614]  ffff88007508fa18 ffff88007508fa08 ffffffff8103fa1c 0000000000000000
>[   72.421614]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000049980c8
>[   72.428590] Call Trace:
>[   72.435480]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   72.442412]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   72.449388]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.456381]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   72.463402]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   72.470470]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.477555]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   72.484636]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   72.491700]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   72.498760]  [<ffffffffa01053a5>] __wait_seqno+0x252/0x458 [i915]
>[   72.505770]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   72.512825]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   72.519867]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   72.526926]  [<ffffffffa010aff8>] i915_gem_object_set_to_gtt_domain+0x54/0x181 [i915]
>[   72.533986]  [<ffffffffa010b6b1>] i915_gem_pwrite_ioctl+0x261/0x7f8 [i915]
>[   72.540995]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   72.548024]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   72.555092]  [<ffffffffa010b450>] ? i915_gem_set_domain_ioctl+0xf6/0xf6 [i915]
>[   72.562182]  [<ffffffff810bf0b1>] ? __audit_syscall_exit+0x1f4/0x213
>[   72.569273]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   72.576325]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   72.583408]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   72.590379]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   72.597195]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   72.603734]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   72.610002] ---[ end trace 77a59fccd1cabc2d ]---
>[   72.616395] ------------[ cut here ]------------
>[   72.622549] WARNING: CPU: 1 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   72.628870] GT wake FIFO error 0x1080000
>[   72.635143] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   72.648917] CPU: 1 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   72.655930]  0000000000000009 ffff88007508f9a8 ffffffff8182f9df 0000000000000046
>[   72.662977]  ffff88007508f9f8 ffff88007508f9e8 ffffffff8103fa1c 0000000000000000
>[   72.669982]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000ffffffff
>[   72.676976] Call Trace:
>[   72.683878]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   72.690823]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   72.697818]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.704825]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   72.711870]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   72.718947]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.726047]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   72.733141]  [<ffffffffa012114f>] gen8_write32+0xd5/0x109 [i915]
>[   72.740218]  [<ffffffffa011ba69>] gen8_ring_put_irq+0x6e/0x9c [i915]
>[   72.747280]  [<ffffffffa01054d3>] __wait_seqno+0x380/0x458 [i915]
>[   72.754300]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   72.761359]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   72.768402]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   72.775467]  [<ffffffffa010aff8>] i915_gem_object_set_to_gtt_domain+0x54/0x181 [i915]
>[   72.782530]  [<ffffffffa010b6b1>] i915_gem_pwrite_ioctl+0x261/0x7f8 [i915]
>[   72.789562]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   72.796595]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   72.803670]  [<ffffffffa010b450>] ? i915_gem_set_domain_ioctl+0xf6/0xf6 [i915]
>[   72.810768]  [<ffffffff810bf0b1>] ? __audit_syscall_exit+0x1f4/0x213
>[   72.817867]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   72.824930]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   72.832021]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   72.839002]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   72.845830]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   72.852379]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   72.858660] ---[ end trace 77a59fccd1cabc2e ]---
>[   72.864933] ------------[ cut here ]------------
>[   72.871022] WARNING: CPU: 1 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   72.877328] GT wake FIFO error 0x1080000
>[   72.883598] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   72.897371] CPU: 1 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   72.904386]  0000000000000009 ffff88007508f9a8 ffffffff8182f9df 0000000000000046
>[   72.911447]  ffff88007508f9f8 ffff88007508f9e8 ffffffff8103fa1c 0000000000000000
>[   72.918457]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000ffffffff
>[   72.925455] Call Trace:
>[   72.932346]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   72.939293]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   72.946283]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.953293]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   72.960329]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   72.967411]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   72.974517]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   72.981607]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   72.988683]  [<ffffffffa011ba7f>] gen8_ring_put_irq+0x84/0x9c [i915]
>[   72.995754]  [<ffffffffa01054d3>] __wait_seqno+0x380/0x458 [i915]
>[   73.002768]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   73.009840]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   73.016896]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   73.023964]  [<ffffffffa010aff8>] i915_gem_object_set_to_gtt_domain+0x54/0x181 [i915]
>[   73.031028]  [<ffffffffa010b6b1>] i915_gem_pwrite_ioctl+0x261/0x7f8 [i915]
>[   73.038065]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   73.045101]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   73.052190]  [<ffffffffa010b450>] ? i915_gem_set_domain_ioctl+0xf6/0xf6 [i915]
>[   73.059290]  [<ffffffff810bf0b1>] ? __audit_syscall_exit+0x1f4/0x213
>[   73.066393]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   73.073461]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   73.080551]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   73.087538]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.094365]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   73.100912]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   73.107192] ---[ end trace 77a59fccd1cabc2f ]---
>[   73.136247] ------------[ cut here ]------------
>[   73.142372] WARNING: CPU: 2 PID: 3799 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   73.148654] GT wake FIFO error 0x1080000
>[   73.154899] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   73.168612] CPU: 2 PID: 3799 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   73.175599]  0000000000000009 ffff8800750839f8 ffffffff8182f9df 0000000000000046
>[   73.182616]  ffff880075083a48 ffff880075083a38 ffffffff8103fa1c 0000000000000000
>[   73.189603]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000fffeffff
>[   73.196574] Call Trace:
>[   73.203457]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   73.210382]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   73.217360]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   73.224352]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   73.231377]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   73.238450]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   73.245538]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   73.252614]  [<ffffffffa012114f>] gen8_write32+0xd5/0x109 [i915]
>[   73.259684]  [<ffffffffa011bb1a>] gen8_ring_get_irq+0x83/0xb3 [i915]
>[   73.266733]  [<ffffffffa01052d5>] __wait_seqno+0x182/0x458 [i915]
>[   73.273735]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   73.280766]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   73.287768]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.294772]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   73.301826]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   73.308876]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   73.315956]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   73.323062]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   73.330137]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   73.337215]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   73.344297]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   73.351417]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   73.358413]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   73.365243]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   73.371801]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   73.378087]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   73.384276]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.390307]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   73.396344]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   73.402378] ---[ end trace 77a59fccd1cabc30 ]---
>[   73.408462] ------------[ cut here ]------------
>[   73.414473] WARNING: CPU: 2 PID: 3799 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   73.420686] GT wake FIFO error 0x1080000
>[   73.426850] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   73.440420] CPU: 2 PID: 3799 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   73.447300]  0000000000000009 ffff8800750839f8 ffffffff8182f9df 0000000000000046
>[   73.454236]  ffff880075083a48 ffff880075083a38 ffffffff8103fa1c 0000000000000000
>[   73.461133]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000fffeffff
>[   73.468065] Call Trace:
>[   73.474919]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   73.481820]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   73.488767]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   73.495720]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   73.502702]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   73.509728]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   73.516762]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   73.523799]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   73.530807]  [<ffffffffa011bb30>] gen8_ring_get_irq+0x99/0xb3 [i915]
>[   73.537803]  [<ffffffffa01052d5>] __wait_seqno+0x182/0x458 [i915]
>[   73.544757]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   73.551737]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   73.558708]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.565723]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   73.572801]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   73.579875]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   73.586963]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   73.594066]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   73.601012]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   73.607850]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   73.614444]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   73.620790]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   73.627019]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   73.633079]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   73.639145]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   73.645207]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   73.651240]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.657221]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   73.663187]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   73.669140] ---[ end trace 77a59fccd1cabc31 ]---
>[   73.675904] ------------[ cut here ]------------
>[   73.681984] WARNING: CPU: 2 PID: 3799 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   73.688220] GT wake FIFO error 0x1080000
>[   73.694407] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   73.707904] CPU: 2 PID: 3799 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   73.714756]  0000000000000009 ffff880075083a18 ffffffff8182f9df 0000000000000046
>[   73.721676]  ffff880075083a68 ffff880075083a58 ffffffff8103fa1c 0000000000000000
>[   73.728569]  ffffffffa01213d1 0000000001080000 ffff880002c50078 000000000289c0fc
>[   73.735470] Call Trace:
>[   73.742280]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   73.749120]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   73.756007]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   73.762901]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   73.769820]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   73.776781]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   73.783767]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   73.790727]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   73.797653]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   73.804634]  [<ffffffffa01053a5>] __wait_seqno+0x252/0x458 [i915]
>[   73.811591]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   73.818574]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   73.825551]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.832567]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   73.839646]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   73.846724]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   73.853823]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   73.860941]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   73.867903]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   73.874747]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   73.881348]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   73.887711]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   73.893941]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   73.900010]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   73.906085]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   73.912154]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   73.918196]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   73.924188]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   73.930168]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   73.936131] ---[ end trace 77a59fccd1cabc32 ]---
>[   73.943379] ------------[ cut here ]------------
>[   73.949461] WARNING: CPU: 2 PID: 3799 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   73.955633] GT wake FIFO error 0x1080000
>[   73.961706] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   73.975167] CPU: 2 PID: 3799 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   73.982024]  0000000000000009 ffff8800750839f8 ffffffff8182f9df 0000000000000046
>[   73.988947]  ffff880075083a48 ffff880075083a38 ffffffff8103fa1c 0000000000000000
>[   73.995857]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000ffffffff
>[   74.002779] Call Trace:
>[   74.009599]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   74.016455]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   74.023351]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.030256]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   74.037190]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   74.044162]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.051163]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   74.058140]  [<ffffffffa012114f>] gen8_write32+0xd5/0x109 [i915]
>[   74.065076]  [<ffffffffa011ba69>] gen8_ring_put_irq+0x6e/0x9c [i915]
>[   74.072057]  [<ffffffffa01054d3>] __wait_seqno+0x380/0x458 [i915]
>[   74.079015]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   74.086001]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   74.092977]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.099996]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   74.107078]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   74.114160]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   74.121258]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   74.128368]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   74.135325]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   74.142170]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   74.148773]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   74.155127]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   74.161358]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   74.167426]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   74.173500]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   74.179576]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   74.185618]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.191617]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   74.197603]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   74.203569] ---[ end trace 77a59fccd1cabc33 ]---
>[   74.209615] ------------[ cut here ]------------
>[   74.215558] WARNING: CPU: 2 PID: 3799 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   74.221679] GT wake FIFO error 0x1080000
>[   74.227754] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   74.241226] CPU: 2 PID: 3799 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   74.248088]  0000000000000009 ffff8800750839f8 ffffffff8182f9df 0000000000000046
>[   74.255017]  ffff880075083a48 ffff880075083a38 ffffffff8103fa1c 0000000000000000
>[   74.261924]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000ffffffff
>[   74.268839] Call Trace:
>[   74.275656]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   74.282507]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   74.289397]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.296301]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   74.303232]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   74.310211]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.317211]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   74.324184]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   74.331125]  [<ffffffffa011ba7f>] gen8_ring_put_irq+0x84/0x9c [i915]
>[   74.338115]  [<ffffffffa01054d3>] __wait_seqno+0x380/0x458 [i915]
>[   74.345073]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   74.352058]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   74.359033]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.366052]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   74.373135]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   74.380221]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   74.387320]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   74.394431]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   74.401386]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   74.408230]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   74.414832]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   74.421185]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   74.427417]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   74.433484]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   74.439556]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   74.445629]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   74.451664]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.457656]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   74.463635]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   74.469594] ---[ end trace 77a59fccd1cabc34 ]---
>[   74.557690] ------------[ cut here ]------------
>[   74.563782] WARNING: CPU: 2 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   74.569950] GT wake FIFO error 0x1080000
>[   74.576036] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   74.589508] CPU: 2 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   74.596372]  0000000000000009 ffff88007508f9f8 ffffffff8182f9df 0000000000000046
>[   74.603305]  ffff88007508fa48 ffff88007508fa38 ffffffff8103fa1c 0000000000000000
>[   74.610215]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000fffeffff
>[   74.617133] Call Trace:
>[   74.623943]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   74.630797]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   74.637694]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.644596]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   74.651527]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   74.658501]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.665496]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   74.672477]  [<ffffffffa012114f>] gen8_write32+0xd5/0x109 [i915]
>[   74.679427]  [<ffffffffa011bb1a>] gen8_ring_get_irq+0x83/0xb3 [i915]
>[   74.686407]  [<ffffffffa01052d5>] __wait_seqno+0x182/0x458 [i915]
>[   74.693359]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   74.700340]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   74.707314]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.714328]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   74.721407]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   74.728484]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   74.735572]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   74.742677]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   74.749629]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   74.756468]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   74.763067]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   74.769417]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   74.775642]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   74.781704]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   74.787772]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   74.793831]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   74.799862]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.805842]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   74.811814]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   74.817767] ---[ end trace 77a59fccd1cabc35 ]---
>[   74.823818] ------------[ cut here ]------------
>[   74.829742] WARNING: CPU: 2 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   74.835842] GT wake FIFO error 0x1080000
>[   74.841902] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   74.855341] CPU: 2 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   74.862192]  0000000000000009 ffff88007508f9f8 ffffffff8182f9df 0000000000000046
>[   74.869105]  ffff88007508fa48 ffff88007508fa38 ffffffff8103fa1c 0000000000000000
>[   74.875996]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000fffeffff
>[   74.882895] Call Trace:
>[   74.889697]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   74.896536]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   74.903413]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.910308]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   74.917230]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   74.924191]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   74.931177]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   74.938140]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   74.945065]  [<ffffffffa011bb30>] gen8_ring_get_irq+0x99/0xb3 [i915]
>[   74.952043]  [<ffffffffa01052d5>] __wait_seqno+0x182/0x458 [i915]
>[   74.959049]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   74.966021]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   74.972984]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   74.979989]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   74.987058]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   74.994129]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   75.001219]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   75.008321]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   75.015266]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   75.022100]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   75.028693]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   75.035039]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   75.041264]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   75.047326]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   75.053392]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   75.059457]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   75.065492]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.071478]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   75.077450]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   75.083404] ---[ end trace 77a59fccd1cabc36 ]---
>[   75.090384] ------------[ cut here ]------------
>[   75.096465] WARNING: CPU: 2 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   75.102704] GT wake FIFO error 0x1080000
>[   75.108896] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   75.122413] CPU: 2 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   75.129279]  0000000000000009 ffff88007508fa18 ffffffff8182f9df 0000000000000046
>[   75.136203]  ffff88007508fa68 ffff88007508fa58 ffffffff8103fa1c 0000000000000000
>[   75.143105]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000010040
>[   75.150005] Call Trace:
>[   75.156810]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   75.163647]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   75.170533]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   75.177426]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   75.184344]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   75.191307]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   75.198291]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   75.205234]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   75.212167]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   75.219151]  [<ffffffffa01053a5>] __wait_seqno+0x252/0x458 [i915]
>[   75.226106]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   75.233089]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   75.240061]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.247077]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   75.254156]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   75.261232]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   75.268324]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   75.275429]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   75.282382]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   75.289231]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   75.295833]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   75.302190]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   75.308425]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   75.314497]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   75.320574]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   75.326647]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   75.332689]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.338686]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   75.344668]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   75.350627] ---[ end trace 77a59fccd1cabc37 ]---
>[   75.357610] ------------[ cut here ]------------
>[   75.363690] WARNING: CPU: 2 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   75.369867] GT wake FIFO error 0x1080000
>[   75.375933] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   75.389389] CPU: 2 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   75.396244]  0000000000000009 ffff88007508f9f8 ffffffff8182f9df 0000000000000046
>[   75.403155]  ffff88007508fa48 ffff88007508fa38 ffffffff8103fa1c 0000000000000000
>[   75.410060]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000ffffffff
>[   75.416974] Call Trace:
>[   75.423792]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   75.430644]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   75.437543]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   75.444444]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   75.451372]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   75.458342]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   75.465330]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   75.472295]  [<ffffffffa012114f>] gen8_write32+0xd5/0x109 [i915]
>[   75.479228]  [<ffffffffa011ba69>] gen8_ring_put_irq+0x6e/0x9c [i915]
>[   75.486201]  [<ffffffffa01054d3>] __wait_seqno+0x380/0x458 [i915]
>[   75.493149]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   75.500125]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   75.507093]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.514104]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   75.521179]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   75.528254]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   75.535342]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   75.542448]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   75.549398]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   75.556233]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   75.562825]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   75.569169]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   75.575395]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   75.581462]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   75.587534]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   75.593606]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   75.599652]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.605654]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   75.611643]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   75.617617] ---[ end trace 77a59fccd1cabc38 ]---
>[   75.623661] ------------[ cut here ]------------
>[   75.629603] WARNING: CPU: 2 PID: 3800 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   75.635719] GT wake FIFO error 0x1080000
>[   75.641791] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   75.655244] CPU: 2 PID: 3800 Comm: gem_persistent_ Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   75.662097]  0000000000000009 ffff88007508f9f8 ffffffff8182f9df 0000000000000046
>[   75.669014]  ffff88007508fa48 ffff88007508fa38 ffffffff8103fa1c 0000000000000000
>[   75.675911]  ffffffffa01213d1 0000000001080000 ffff880002c50078 00000000ffffffff
>[   75.682813] Call Trace:
>[   75.689618]  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   75.696460]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   75.703342]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   75.710241]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   75.717166]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   75.724130]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   75.731118]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   75.738081]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   75.745008]  [<ffffffffa011ba7f>] gen8_ring_put_irq+0x84/0x9c [i915]
>[   75.751986]  [<ffffffffa01054d3>] __wait_seqno+0x380/0x458 [i915]
>[   75.758936]  [<ffffffff8107754d>] ? __init_waitqueue_head+0x50/0x50
>[   75.765906]  [<ffffffffa00753a5>] ? drm_gem_object_lookup+0x24/0x9a [drm]
>[   75.772870]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.779878]  [<ffffffffa0104eaf>] ? i915_mutex_lock_interruptible+0x2c/0x4c [i915]
>[   75.786951]  [<ffffffffa0105dd8>] i915_wait_seqno+0x6f/0x78 [i915]
>[   75.794020]  [<ffffffffa0105e15>] i915_gem_object_wait_rendering+0x34/0x4f [i915]
>[   75.801105]  [<ffffffffa0106cc5>] i915_gem_obj_prepare_shmem_read+0x58/0x8e [i915]
>[   75.808209]  [<ffffffffa0106e1c>] i915_gem_pread_ioctl+0x121/0x48a [i915]
>[   75.815155]  [<ffffffff811139f4>] ? might_fault+0x43/0x93
>[   75.821995]  [<ffffffffa007423f>] drm_ioctl+0x2bd/0x425 [drm]
>[   75.828591]  [<ffffffffa0106cfb>] ? i915_gem_obj_prepare_shmem_read+0x8e/0x8e [i915]
>[   75.834936]  [<ffffffff811566e6>] ? mntput_no_expire+0x63/0x214
>[   75.841163]  [<ffffffff8115669a>] ? mntput_no_expire+0x17/0x214
>[   75.847226]  [<ffffffff8114b525>] do_vfs_ioctl+0x455/0x49f
>[   75.853291]  [<ffffffff81097ccf>] ? current_kernel_time+0x64/0xa0
>[   75.859351]  [<ffffffff81080d2d>] ? trace_hardirqs_on_caller+0x142/0x19e
>[   75.865380]  [<ffffffff81080d96>] ? trace_hardirqs_on+0xd/0xf
>[   75.871361]  [<ffffffff8114b5c2>] SyS_ioctl+0x53/0x81
>[   75.877329]  [<ffffffff81837112>] system_call_fastpath+0x16/0x1b
>[   75.883279] ---[ end trace 77a59fccd1cabc39 ]---
>[   75.934412] [drm:intel_crtc_cursor_set] cursor off
>[   75.934427] [drm:intel_crtc_set_config] [CRTC:5] [NOFB]
>[   75.934505] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:5], mode_changed=0, fb_changed=0
>[   75.934514] [drm:intel_modeset_stage_output_state] [CONNECTOR:25:HDMI-A-3] to [CRTC:13]
>[   75.934549] [drm:intel_crtc_cursor_set] cursor off
>[   75.934557] [drm:intel_crtc_set_config] [CRTC:9] [NOFB]
>[   75.934629] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:9], mode_changed=0, fb_changed=0
>[   75.934636] [drm:intel_modeset_stage_output_state] [CONNECTOR:25:HDMI-A-3] to [CRTC:13]
>[   75.934670] [drm:intel_crtc_cursor_set] cursor off
>[   75.934680] [drm:intel_crtc_set_config] [CRTC:13] [FB:55] #connectors=1 (x y) (0 0)
>[   75.934834] [drm:intel_set_config_compute_mode_changes] computed changes for [CRTC:13], mode_changed=0, fb_changed=0
>[   75.934850] [drm:intel_modeset_stage_output_state] [CONNECTOR:25:HDMI-A-3] to [CRTC:13]
>[   78.227986] ------------[ cut here ]------------
>[   78.233950] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   78.240074] GT wake FIFO error 0x1080000
>[   78.246137] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   78.259583] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   78.266407]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   78.273297]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   78.280162]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000108
>[   78.287029] Call Trace:
>[   78.293795]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   78.300644]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   78.307528]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   78.314423]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   78.321342]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   78.328307]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   78.335296]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   78.342261]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   78.349191]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   78.356176]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   78.363142]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   78.370142]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   78.377131]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   78.384133]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   78.391166]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   78.398202]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   78.405215]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   78.412226]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   78.419100]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   78.425885]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   78.432396]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   78.438682]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   78.444840]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   78.450864]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   78.456910]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   78.462930] ---[ end trace 77a59fccd1cabc3a ]---
>[   78.469421] ------------[ cut here ]------------
>[   78.475552] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   78.481805] GT wake FIFO error 0x1080000
>[   78.487942] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   78.501460] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   78.508286]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   78.515164]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   78.522016]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   78.528878] Call Trace:
>[   78.535658]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   78.542540]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   78.549466]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   78.556394]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   78.563334]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   78.570310]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   78.577293]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   78.584275]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   78.591248]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   78.598251]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   78.605225]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   78.612199]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   78.619150]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   78.626141]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   78.633164]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   78.640182]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   78.647201]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   78.654230]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   78.661244]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   78.668287]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   78.675303]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   78.682375]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   78.689326]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   78.696146]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   78.702704]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   78.708970] ---[ end trace 77a59fccd1cabc3b ]---
>[   78.715434] ------------[ cut here ]------------
>[   78.721662] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   78.728019] GT wake FIFO error 0x1080000
>[   78.734294] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   78.748069] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   78.755025]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   78.762026]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   78.768980]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000108
>[   78.775914] Call Trace:
>[   78.782751]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   78.789677]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   78.796639]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   78.803616]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   78.810626]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   78.817674]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   78.824726]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   78.831773]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   78.838823]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   78.845891]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   78.852916]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   78.859980]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   78.867055]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   78.874123]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   78.881213]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   78.888280]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   78.895324]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   78.902367]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   78.909395]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   78.916454]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   78.923490]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   78.930587]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   78.937560]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   78.944404]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   78.950991]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   78.957288] ---[ end trace 77a59fccd1cabc3c ]---
>[   78.964157] ------------[ cut here ]------------
>[   78.970427] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   78.976797] GT wake FIFO error 0x1080000
>[   78.983101] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   78.996929] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   79.003916]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   79.010952]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   79.017940]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   79.024903] Call Trace:
>[   79.031769]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   79.038725]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   79.045722]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.052708]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   79.059717]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   79.066763]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.073817]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   79.080857]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   79.087901]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   79.094972]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   79.102009]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.109073]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.116148]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   79.123212]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.130303]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.137373]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   79.144418]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   79.151465]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   79.158498]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   79.165559]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   79.172595]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   79.179689]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   79.186661]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   79.193504]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   79.200088]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   79.206380] ---[ end trace 77a59fccd1cabc3d ]---
>[   79.212959] ------------[ cut here ]------------
>[   79.219229] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   79.225608] GT wake FIFO error 0x1080000
>[   79.231913] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   79.245744] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   79.252734]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   79.259764]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   79.266742]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   79.273701] Call Trace:
>[   79.280566]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   79.287520]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   79.294508]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.301493]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   79.308499]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   79.315542]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.322594]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   79.329631]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   79.336669]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   79.343704]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   79.350702]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.357730]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.364768]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   79.371800]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.378856]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.385891]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   79.392899]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   79.399908]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   79.406899]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   79.413925]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   79.420927]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   79.427987]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   79.434922]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   79.441734]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   79.448284]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   79.454539] ---[ end trace 77a59fccd1cabc3e ]---
>[   79.461477] ------------[ cut here ]------------
>[   79.467693] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   79.474035] GT wake FIFO error 0x1080000
>[   79.480302] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   79.494059] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   79.501014]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   79.508014]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   79.514959]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   79.521882] Call Trace:
>[   79.528709]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   79.535608]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   79.542564]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.549516]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   79.556485]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   79.563496]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.570515]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   79.577520]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   79.584525]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   79.591562]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   79.598554]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.605574]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.612607]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   79.619632]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.626681]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.633710]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   79.640717]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   79.647725]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   79.654712]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   79.661731]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   79.668722]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   79.675774]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   79.682707]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   79.689509]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   79.696048]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   79.702298] ---[ end trace 77a59fccd1cabc3f ]---
>[   79.708595] ------------[ cut here ]------------
>[   79.714810] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   79.721152] GT wake FIFO error 0x1080000
>[   79.727413] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   79.741157] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   79.748106]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   79.755093]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   79.762030]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   79.768949] Call Trace:
>[   79.775769]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   79.782676]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   79.789635]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.796602]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   79.803602]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   79.810637]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   79.817681]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   79.824705]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   79.831737]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   79.838800]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   79.845811]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.852864]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.859934]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   79.866984]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   79.874058]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   79.881115]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   79.888154]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   79.895192]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   79.902212]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   79.909264]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   79.916289]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   79.923372]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   79.930336]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   79.937171]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   79.943745]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   79.950034] ---[ end trace 77a59fccd1cabc40 ]---
>[   79.956937] ------------[ cut here ]------------
>[   79.963191] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   79.969567] GT wake FIFO error 0x1080000
>[   79.975859] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   79.989670] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   79.996649]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   80.003667]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   80.010644]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   80.017601] Call Trace:
>[   80.024458]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   80.031407]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   80.038398]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.045382]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   80.052390]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   80.059428]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.066483]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   80.073518]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   80.080567]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   80.087646]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   80.094673]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.101736]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.108814]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   80.115882]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.122968]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.130033]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   80.137077]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   80.144118]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   80.151147]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   80.158206]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   80.165239]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   80.172332]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   80.179311]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   80.186160]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   80.192751]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   80.199053] ---[ end trace 77a59fccd1cabc41 ]---
>[   80.205614] ------------[ cut here ]------------
>[   80.211890] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   80.218311] GT wake FIFO error 0x1080000
>[   80.224622] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   80.238460] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   80.245449]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   80.252474]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   80.259474]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000010080
>[   80.266450] Call Trace:
>[   80.273311]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   80.280284]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   80.287296]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.294296]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   80.301317]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   80.308379]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.315445]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   80.322501]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   80.329560]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   80.336612]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   80.343626]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.350665]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.357718]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   80.364755]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.371822]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.378865]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   80.385886]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   80.392905]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   80.399913]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   80.406947]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   80.413957]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   80.421026]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   80.427974]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   80.434793]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   80.441353]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   80.447622] ---[ end trace 77a59fccd1cabc42 ]---
>[   80.454397] ------------[ cut here ]------------
>[   80.460643] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   80.466988] GT wake FIFO error 0x1080000
>[   80.473267] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   80.487057] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   80.494028]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   80.501043]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   80.508018]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   80.514965] Call Trace:
>[   80.521817]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   80.528756]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   80.535735]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.542706]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   80.549692]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   80.556720]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.563753]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   80.570773]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   80.577788]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   80.584836]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   80.591837]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.598871]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.605924]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   80.612966]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.620034]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.627080]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   80.634103]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   80.641127]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   80.648137]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   80.655173]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   80.662179]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   80.669241]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   80.676184]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   80.683003]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   80.689562]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   80.695825] ---[ end trace 77a59fccd1cabc43 ]---
>[   80.702651] ------------[ cut here ]------------
>[   80.708890] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   80.715249] GT wake FIFO error 0x1080000
>[   80.721533] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   80.735318] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   80.742284]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   80.749294]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   80.756251]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000010080
>[   80.763188] Call Trace:
>[   80.770027]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   80.776955]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   80.783921]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.790902]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   80.797918]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   80.805028]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   80.812145]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   80.819239]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   80.826350]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   80.833476]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   80.840558]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.847685]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.854830]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   80.861962]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   80.869111]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   80.876244]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   80.883336]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   80.890407]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   80.897507]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   80.904633]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   80.911730]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   80.918893]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   80.925927]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   80.932826]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   80.939472]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   80.945829] ---[ end trace 77a59fccd1cabc44 ]---
>[   80.952731] ------------[ cut here ]------------
>[   80.959036] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   80.965448] GT wake FIFO error 0x1080000
>[   80.971814] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   80.985712] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   80.992701]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   80.999732]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   81.006713]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   81.013675] Call Trace:
>[   81.020543]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   81.027495]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   81.034488]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.041478]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   81.048490]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   81.055540]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.062599]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   81.069639]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   81.076683]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   81.083756]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   81.090784]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.097849]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.104923]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   81.111993]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.119087]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.126158]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   81.133209]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   81.140261]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   81.147295]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   81.154361]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   81.161402]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   81.168497]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   81.175478]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   81.182326]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   81.188915]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   81.195211] ---[ end trace 77a59fccd1cabc45 ]---
>[   81.201793] ------------[ cut here ]------------
>[   81.208070] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   81.214466] GT wake FIFO error 0x1080000
>[   81.220776] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   81.234612] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   81.241604]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   81.248622]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   81.255607]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   81.262574] Call Trace:
>[   81.269443]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   81.276401]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   81.283398]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.290386]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   81.297396]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   81.304438]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.311492]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   81.318529]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   81.325571]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   81.332611]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   81.339608]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.346640]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.353682]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   81.360715]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.367776]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.374811]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   81.381829]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   81.388840]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   81.395838]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   81.402866]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   81.409869]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   81.416927]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   81.423871]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   81.430682]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   81.437236]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   81.443496] ---[ end trace 77a59fccd1cabc46 ]---
>[   81.450198] ------------[ cut here ]------------
>[   81.456422] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   81.462762] GT wake FIFO error 0x1080000
>[   81.469028] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   81.482779] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   81.489729]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   81.496717]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   81.503660]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   81.510584] Call Trace:
>[   81.517414]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   81.524326]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   81.531284]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.538237]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   81.545206]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   81.552213]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.559230]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   81.566229]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   81.573233]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   81.580269]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   81.587256]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.594275]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.601306]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   81.608331]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.615381]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.622405]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   81.629411]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   81.636413]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   81.643398]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   81.650418]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   81.657408]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   81.664453]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   81.671378]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   81.678174]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   81.684714]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   81.690960] ---[ end trace 77a59fccd1cabc47 ]---
>[   81.697558] ------------[ cut here ]------------
>[   81.703766] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   81.710102] GT wake FIFO error 0x1080000
>[   81.716359] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   81.730095] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   81.737036]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   81.744016]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   81.750947]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   81.757862] Call Trace:
>[   81.764679]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   81.771586]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   81.778530]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.785487]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   81.792473]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   81.799501]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   81.806538]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   81.813559]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   81.820584]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   81.827643]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   81.834652]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.841697]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.848755]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   81.855799]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   81.862869]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   81.869920]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   81.876947]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   81.883973]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   81.890982]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   81.898024]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   81.905044]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   81.912120]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   81.919076]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   81.925903]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   81.932474]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   81.938753] ---[ end trace 77a59fccd1cabc48 ]---
>[   81.945708] ------------[ cut here ]------------
>[   81.951969] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   81.958321] GT wake FIFO error 0x1080000
>[   81.964612] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   81.978419] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   81.985397]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   81.992413]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   81.999385]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   82.006335] Call Trace:
>[   82.013190]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   82.020137]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   82.027125]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   82.034102]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   82.041101]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   82.048139]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   82.055185]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   82.062213]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   82.069247]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   82.076312]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   82.083330]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   82.090384]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   82.097453]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   82.104510]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   82.111595]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   82.118661]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   82.125705]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   82.132747]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   82.139775]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   82.146836]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   82.153869]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   82.160963]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   82.167932]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   82.174773]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   82.181356]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   82.187648] ---[ end trace 77a59fccd1cabc49 ]---
>[   82.194799] [sched_delayed] sched: RT throttling activated
>[   84.227274] ------------[ cut here ]------------
>[   84.233488] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   84.239854] GT wake FIFO error 0x1080000
>[   84.246150] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   84.260011] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   84.267005]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   84.274042]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   84.281032]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000108
>[   84.288008] Call Trace:
>[   84.294887]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   84.301870]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   84.308874]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   84.315877]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   84.322898]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   84.329964]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   84.337030]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   84.344111]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   84.351176]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   84.358232]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   84.365269]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   84.372351]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   84.379429]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   84.386499]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   84.393574]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   84.400623]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   84.407691]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   84.414751]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   84.421793]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   84.428845]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   84.435894]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   84.442883]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   84.449749]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   84.456336]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   84.462649]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   84.468852] ---[ end trace 77a59fccd1cabc4a ]---
>[   84.475517] ------------[ cut here ]------------
>[   84.481808] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   84.488228] GT wake FIFO error 0x1080000
>[   84.494490] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   84.508289] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   84.515252]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   84.522258]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   84.529217]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   84.536161] Call Trace:
>[   84.543011]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   84.549944]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   84.556922]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   84.563895]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   84.570886]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   84.577920]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   84.584958]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   84.592009]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   84.599039]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   84.606094]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   84.613123]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   84.620198]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   84.627271]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   84.634329]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   84.641396]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   84.648440]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   84.655497]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   84.662549]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   84.669582]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   84.676632]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   84.683651]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   84.690706]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   84.697640]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   84.704445]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   84.710991]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   84.717247] ---[ end trace 77a59fccd1cabc4b ]---
>[   84.723907] ------------[ cut here ]------------
>[   84.730146] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   84.736515] GT wake FIFO error 0x1080000
>[   84.742782] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   84.756540] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   84.763489]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   84.770483]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   84.777430]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000108
>[   84.784357] Call Trace:
>[   84.791189]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   84.798112]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   84.805071]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   84.812044]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   84.819045]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   84.826083]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   84.833128]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   84.840160]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   84.847197]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   84.854263]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   84.861280]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   84.868333]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   84.875399]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   84.882454]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   84.889537]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   84.896599]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   84.903637]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   84.910677]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   84.917699]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   84.924752]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   84.931781]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   84.938867]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   84.945832]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   84.952669]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   84.959249]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   84.965536] ---[ end trace 77a59fccd1cabc4c ]---
>[   84.972417] ------------[ cut here ]------------
>[   84.978690] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   84.985070] GT wake FIFO error 0x1080000
>[   84.991369] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   85.005172] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   85.012157]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   85.019183]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   85.026160]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   85.033114] Call Trace:
>[   85.039972]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   85.046901]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   85.053884]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.060864]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   85.067864]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   85.074899]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.081940]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   85.088968]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   85.095999]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   85.103059]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   85.110075]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.117126]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.124189]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   85.131240]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.138319]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.145376]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   85.152409]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   85.159443]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   85.166459]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   85.173506]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   85.180529]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   85.187611]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   85.194573]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   85.201406]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   85.207981]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   85.214251] ---[ end trace 77a59fccd1cabc4d ]---
>[   85.221238] ------------[ cut here ]------------
>[   85.227505] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   85.233891] GT wake FIFO error 0x1080000
>[   85.240184] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   85.253989] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   85.260966]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   85.267985]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   85.274955]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   85.281906] Call Trace:
>[   85.288759]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   85.295701]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   85.302681]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.309655]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   85.316646]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   85.323677]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.330719]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   85.337745]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   85.344773]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   85.351799]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   85.358785]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.365803]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.372835]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   85.379857]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.386903]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.393929]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   85.400933]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   85.407938]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   85.414922]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   85.421941]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   85.428934]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   85.435985]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   85.442917]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   85.449720]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   85.456262]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   85.462513] ---[ end trace 77a59fccd1cabc4e ]---
>[   85.469169] ------------[ cut here ]------------
>[   85.475388] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   85.481757] GT wake FIFO error 0x1080000
>[   85.488023] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   85.501776] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   85.508727]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   85.515717]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   85.522661]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   85.529587] Call Trace:
>[   85.536414]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   85.543317]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   85.550276]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.557226]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   85.564193]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   85.571203]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.578218]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   85.585219]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   85.592221]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   85.599253]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   85.606235]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.613257]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.620290]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   85.627296]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.634341]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.641364]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   85.648366]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   85.655362]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   85.662339]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   85.669349]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   85.676331]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   85.683373]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   85.690295]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   85.697089]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   85.703621]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   85.709865] ---[ end trace 77a59fccd1cabc4f ]---
>[   85.716290] ------------[ cut here ]------------
>[   85.722513] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   85.728872] GT wake FIFO error 0x1080000
>[   85.735125] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   85.748857] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   85.755799]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   85.762780]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   85.769715]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   85.776632] Call Trace:
>[   85.783450]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   85.790343]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   85.797291]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.804251]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   85.811237]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   85.818265]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   85.825300]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   85.832320]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   85.839345]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   85.846398]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   85.853404]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.860445]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.867499]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   85.874543]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   85.881613]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   85.888661]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   85.895687]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   85.902711]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   85.909722]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   85.916765]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   85.923780]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   85.930855]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   85.937808]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   85.944632]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   85.951198]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   85.957473] ---[ end trace 77a59fccd1cabc50 ]---
>[   85.964342] ------------[ cut here ]------------
>[   85.970602] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   85.976976] GT wake FIFO error 0x1080000
>[   85.983265] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   85.997063] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   86.004037]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   86.011054]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   86.018026]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   86.024974] Call Trace:
>[   86.031826]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   86.038770]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   86.045756]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.052734]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   86.059735]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   86.066771]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.073814]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   86.080842]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   86.087878]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   86.094941]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   86.101959]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.109017]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.116087]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   86.123146]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.130234]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.137301]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   86.144346]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   86.151388]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   86.158416]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   86.165473]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   86.172505]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   86.179596]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   86.186565]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   86.193405]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   86.199985]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   86.206257] ---[ end trace 77a59fccd1cabc51 ]---
>[   86.212869] ------------[ cut here ]------------
>[   86.219136] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   86.225547] GT wake FIFO error 0x1080000
>[   86.231847] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   86.245661] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   86.252641]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   86.259648]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   86.266619]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000010080
>[   86.273572] Call Trace:
>[   86.280427]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   86.287371]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   86.294357]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.301336]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   86.308335]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   86.315371]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.322416]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   86.329447]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   86.336480]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   86.343512]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   86.350505]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.357532]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.364570]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   86.371597]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.378649]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.385681]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   86.392690]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   86.399701]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   86.406694]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   86.413720]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   86.420722]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   86.427780]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   86.434718]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   86.441526]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   86.448076]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   86.454333] ---[ end trace 77a59fccd1cabc52 ]---
>[   86.461128] ------------[ cut here ]------------
>[   86.467348] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   86.473690] GT wake FIFO error 0x1080000
>[   86.479956] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   86.493704] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   86.500652]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   86.507644]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   86.514586]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   86.521511] Call Trace:
>[   86.528338]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   86.535255]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   86.542208]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.549158]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   86.556123]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   86.563127]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.570139]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   86.577136]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   86.584135]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   86.591162]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   86.598142]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.605152]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.612175]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   86.619188]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.626224]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.633242]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   86.640237]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   86.647231]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   86.654208]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   86.661219]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   86.668203]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   86.675243]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   86.682161]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   86.688951]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   86.695482]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   86.701721] ---[ end trace 77a59fccd1cabc53 ]---
>[   86.708259] ------------[ cut here ]------------
>[   86.714472] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   86.720858] GT wake FIFO error 0x1080000
>[   86.727114] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   86.740845] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   86.747783]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   86.754761]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   86.761690]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000010080
>[   86.768606] Call Trace:
>[   86.775421]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   86.782325]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   86.789274]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.796232]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   86.803218]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   86.810246]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   86.817283]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   86.824302]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   86.831327]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   86.838382]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   86.845389]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.852429]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.859481]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   86.866518]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   86.873583]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   86.880627]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   86.887652]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   86.894675]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   86.901682]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   86.908724]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   86.915740]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   86.922811]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   86.929766]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   86.936594]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   86.943163]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   86.949441] ---[ end trace 77a59fccd1cabc54 ]---
>[   86.956433] ------------[ cut here ]------------
>[   86.962694] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   86.969067] GT wake FIFO error 0x1080000
>[   86.975353] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   86.989147] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   86.996117]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   87.003127]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   87.010094]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   87.017042] Call Trace:
>[   87.023891]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   87.030830]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   87.037811]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.044785]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   87.051783]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   87.058823]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.065866]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   87.072894]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   87.079928]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   87.086991]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   87.094007]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.101058]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.108126]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   87.115184]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.122266]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.129329]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   87.136372]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   87.143412]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   87.150439]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   87.157497]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   87.164525]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   87.171614]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   87.178581]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   87.185420]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   87.192000]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   87.198289] ---[ end trace 77a59fccd1cabc55 ]---
>[   87.204751] ------------[ cut here ]------------
>[   87.211027] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   87.217435] GT wake FIFO error 0x1080000
>[   87.223733] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   87.237552] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   87.244533]  0000000000000009 ffff88007bd03c78 ffffffff8182f9df 0000000000000046
>[   87.251545]  ffff88007bd03cc8 ffff88007bd03cb8 ffffffff8103fa1c 0000000000000000
>[   87.258524]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   87.265480] Call Trace:
>[   87.272340]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   87.279287]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   87.286276]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.293253]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   87.300251]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   87.307291]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.314338]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   87.321371]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   87.328407]  [<ffffffffa011b29d>] gen6_ring_get_seqno+0x2c/0x3a [i915]
>[   87.335441]  [<ffffffffa0117c87>] i915_hangcheck_elapsed+0xc6/0x3a6 [i915]
>[   87.342432]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.349459]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.356498]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   87.363524]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.370578]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.377611]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   87.384620]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   87.391629]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   87.398621]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   87.405640]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   87.412635]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   87.419693]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   87.426626]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   87.433430]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   87.439975]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   87.446229] ---[ end trace 77a59fccd1cabc56 ]---
>[   87.453073] ------------[ cut here ]------------
>[   87.459313] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   87.465666] GT wake FIFO error 0x1080000
>[   87.471928] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   87.485682] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   87.492631]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   87.499622]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   87.506563]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   87.513487] Call Trace:
>[   87.520316]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   87.527237]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   87.534196]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.541147]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   87.548118]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   87.555127]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.562143]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   87.569144]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   87.576147]  [<ffffffffa011c1c2>] intel_ring_get_active_head+0x42/0x103 [i915]
>[   87.583178]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   87.590161]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.597178]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.604209]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   87.611230]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.618277]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.625303]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   87.632306]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   87.639307]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   87.646289]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   87.653305]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   87.660296]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   87.667345]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   87.674272]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   87.681073]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   87.687614]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   87.693863] ---[ end trace 77a59fccd1cabc57 ]---
>[   87.700308] ------------[ cut here ]------------
>[   87.706541] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   87.712882] GT wake FIFO error 0x1080000
>[   87.719142] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   87.732882] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   87.739830]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   87.746815]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   87.753752]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000080
>[   87.760671] Call Trace:
>[   87.767495]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   87.774392]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   87.781344]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.788309]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   87.795299]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   87.802328]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   87.809370]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   87.816395]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   87.823428]  [<ffffffffa011c1db>] intel_ring_get_active_head+0x5b/0x103 [i915]
>[   87.830488]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   87.837500]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.844548]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.851610]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   87.858663]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   87.865740]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   87.872795]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   87.879830]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   87.886863]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   87.893880]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   87.900931]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   87.907957]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   87.915038]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   87.922005]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   87.928841]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   87.935418]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   87.941702] ---[ end trace 77a59fccd1cabc58 ]---
>[   87.948407] ------------[ cut here ]------------
>[   87.954676] WARNING: CPU: 2 PID: 0 at drivers/gpu/drm/i915/intel_uncore.c:132 gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]()
>[   87.961070] GT wake FIFO error 0x1080000
>[   87.967367] Modules linked in: dm_mod snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic pcspkr serio_raw snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep r8169 snd_pcm snd_timer snd soundcore battery ac i915 button video drm_kms_helper drm option usb_wwan usbserial
>[   87.981174] CPU: 2 PID: 0 Comm: swapper/2 Tainted: G        W     3.16.0-rc6_drm-intel-fixes_eedd10_20140725_debug+ #798
>[   87.988154]  0000000000000009 ffff88007bd03c58 ffffffff8182f9df 0000000000000046
>[   87.995170]  ffff88007bd03ca8 ffff88007bd03c98 ffffffff8103fa1c 0000000000000000
>[   88.002137]  ffffffffa01213d1 0000000001080000 ffff880002c50078 0000000000000000
>[   88.009088] Call Trace:
>[   88.015940]  <IRQ>  [<ffffffff8182f9df>] dump_stack+0x46/0x58
>[   88.022882]  [<ffffffff8103fa1c>] warn_slowpath_common+0x81/0x9b
>[   88.029867]  [<ffffffffa01213d1>] ? gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   88.036846]  [<ffffffff8103fad9>] warn_slowpath_fmt+0x46/0x48
>[   88.043845]  [<ffffffffa011f597>] ? __gen6_gt_wait_for_thread_c0+0x3a/0x95 [i915]
>[   88.050886]  [<ffffffffa01213d1>] gen6_gt_check_fifodbg.isra.12+0x38/0x47 [i915]
>[   88.057933]  [<ffffffffa0121480>] __vlv_force_wake_put+0x3c/0x3e [i915]
>[   88.064963]  [<ffffffffa0120d2c>] gen6_read32+0x78/0xeb [i915]
>[   88.071996]  [<ffffffffa011c1f4>] intel_ring_get_active_head+0x74/0x103 [i915]
>[   88.079060]  [<ffffffffa0117c92>] i915_hangcheck_elapsed+0xd1/0x3a6 [i915]
>[   88.086076]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   88.093129]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   88.100199]  [<ffffffff81049f42>] call_timer_fn+0x97/0x15a
>[   88.107256]  [<ffffffff81049eb0>] ? call_timer_fn+0x5/0x15a
>[   88.114337]  [<ffffffffa0117bc1>] ? cherryview_irq_handler+0xe7/0xe7 [i915]
>[   88.121396]  [<ffffffff8104a4fd>] run_timer_softirq+0x1ed/0x252
>[   88.128435]  [<ffffffff81043ad9>] __do_softirq+0x115/0x294
>[   88.135471]  [<ffffffff81043e4b>] irq_exit+0x44/0x9a
>[   88.142493]  [<ffffffff81839bfb>] smp_apic_timer_interrupt+0x45/0x52
>[   88.149547]  [<ffffffff8183802f>] apic_timer_interrupt+0x6f/0x80
>[   88.156574]  <EOI>  [<ffffffff8100ab81>] ? default_idle+0x45/0xa2
>[   88.163657]  [<ffffffff8100ab7f>] ? default_idle+0x43/0xa2
>[   88.170622]  [<ffffffff8100b2cb>] arch_cpu_idle+0xf/0x11
>[   88.177457]  [<ffffffff81077917>] cpu_startup_entry+0x190/0x371
>[   88.184034]  [<ffffffff81027c1c>] start_secondary+0x1c2/0x1c7
>[   88.190320] ---[ end trace 77a59fccd1cabc59 ]---

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