[ 3721.632591] CE: hpet increasing min_delta_ns to 33750 nsec
[ 8640.601220] INFO: task i915:717 blocked for more than 120 seconds.
[ 8640.601227] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 8640.601233] i915          D 0000000000000000     0   717      2 0x00000000
[ 8640.601242]  ffff8800a8be7d40 0000000000000046 0000000000015b80 0000000000015b80
[ 8640.601252]  ffff8800a91683c0 ffff8800a8be7fd8 0000000000015b80 ffff8800a9168000
[ 8640.601260]  0000000000015b80 ffff8800a8be7fd8 0000000000015b80 ffff8800a91683c0
[ 8640.601268] Call Trace:
[ 8640.601285]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 8640.601296]  [<ffffffff810585e0>] ? finish_task_switch+0x50/0xe0
[ 8640.601303]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 8640.601359]  [<ffffffffa023337d>] i915_gem_retire_work_handler+0x3d/0xa0 [i915]
[ 8640.601383]  [<ffffffffa0233340>] ? i915_gem_retire_work_handler+0x0/0xa0 [i915]
[ 8640.601393]  [<ffffffff81080757>] run_workqueue+0xc7/0x1a0
[ 8640.601400]  [<ffffffff810808d3>] worker_thread+0xa3/0x110
[ 8640.601407]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 8640.601415]  [<ffffffff81080830>] ? worker_thread+0x0/0x110
[ 8640.601421]  [<ffffffff81084f86>] kthread+0x96/0xa0
[ 8640.601428]  [<ffffffff810141ea>] child_rip+0xa/0x20
[ 8640.601435]  [<ffffffff81084ef0>] ? kthread+0x0/0xa0
[ 8640.601440]  [<ffffffff810141e0>] ? child_rip+0x0/0x20
[ 8640.601467] INFO: task Xorg:1104 blocked for more than 120 seconds.
[ 8640.601471] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 8640.601475] Xorg          D 0000000000000000     0  1104   1044 0x00400004
[ 8640.601484]  ffff8800a0c91ca8 0000000000000082 0000000000015b80 0000000000015b80
[ 8640.601492]  ffff8800a0c8c890 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c4d0
[ 8640.601500]  0000000000015b80 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c890
[ 8640.601508] Call Trace:
[ 8640.601517]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 8640.601524]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 8640.601549]  [<ffffffffa0233435>] i915_gem_madvise_ioctl+0x55/0x160 [i915]
[ 8640.601582]  [<ffffffffa0149e2a>] drm_ioctl+0x27a/0x480 [drm]
[ 8640.601608]  [<ffffffffa02333e0>] ? i915_gem_madvise_ioctl+0x0/0x160 [i915]
[ 8640.601617]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 8640.601627]  [<ffffffff81152942>] vfs_ioctl+0x22/0xa0
[ 8640.601634]  [<ffffffff81152bf1>] do_vfs_ioctl+0x81/0x380
[ 8640.601641]  [<ffffffff8114307f>] ? vfs_read+0x12f/0x1a0
[ 8640.601647]  [<ffffffff81152f71>] sys_ioctl+0x81/0xa0
[ 8640.601656]  [<ffffffff810131b2>] system_call_fastpath+0x16/0x1b
[ 8760.602648] INFO: task i915:717 blocked for more than 120 seconds.
[ 8760.602655] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 8760.602660] i915          D 0000000000000000     0   717      2 0x00000000
[ 8760.602670]  ffff8800a8be7d40 0000000000000046 0000000000015b80 0000000000015b80
[ 8760.602679]  ffff8800a91683c0 ffff8800a8be7fd8 0000000000015b80 ffff8800a9168000
[ 8760.602687]  0000000000015b80 ffff8800a8be7fd8 0000000000015b80 ffff8800a91683c0
[ 8760.602695] Call Trace:
[ 8760.602711]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 8760.602721]  [<ffffffff810585e0>] ? finish_task_switch+0x50/0xe0
[ 8760.602728]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 8760.602767]  [<ffffffffa023337d>] i915_gem_retire_work_handler+0x3d/0xa0 [i915]
[ 8760.602788]  [<ffffffffa0233340>] ? i915_gem_retire_work_handler+0x0/0xa0 [i915]
[ 8760.602797]  [<ffffffff81080757>] run_workqueue+0xc7/0x1a0
[ 8760.602804]  [<ffffffff810808d3>] worker_thread+0xa3/0x110
[ 8760.602811]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 8760.602818]  [<ffffffff81080830>] ? worker_thread+0x0/0x110
[ 8760.602824]  [<ffffffff81084f86>] kthread+0x96/0xa0
[ 8760.602832]  [<ffffffff810141ea>] child_rip+0xa/0x20
[ 8760.602838]  [<ffffffff81084ef0>] ? kthread+0x0/0xa0
[ 8760.602844]  [<ffffffff810141e0>] ? child_rip+0x0/0x20
[ 8760.602865] INFO: task Xorg:1104 blocked for more than 120 seconds.
[ 8760.602869] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 8760.602873] Xorg          D 0000000000000000     0  1104   1044 0x00400004
[ 8760.602881]  ffff8800a0c91ca8 0000000000000082 0000000000015b80 0000000000015b80
[ 8760.602889]  ffff8800a0c8c890 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c4d0
[ 8760.602897]  0000000000015b80 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c890
[ 8760.602905] Call Trace:
[ 8760.602912]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 8760.602919]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 8760.602939]  [<ffffffffa0233435>] i915_gem_madvise_ioctl+0x55/0x160 [i915]
[ 8760.602965]  [<ffffffffa0149e2a>] drm_ioctl+0x27a/0x480 [drm]
[ 8760.602986]  [<ffffffffa02333e0>] ? i915_gem_madvise_ioctl+0x0/0x160 [i915]
[ 8760.602994]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 8760.603003]  [<ffffffff81152942>] vfs_ioctl+0x22/0xa0
[ 8760.603009]  [<ffffffff81152bf1>] do_vfs_ioctl+0x81/0x380
[ 8760.603016]  [<ffffffff8114307f>] ? vfs_read+0x12f/0x1a0
[ 8760.603023]  [<ffffffff81152f71>] sys_ioctl+0x81/0xa0
[ 8760.603031]  [<ffffffff810131b2>] system_call_fastpath+0x16/0x1b
[ 8809.002962] usb 1-4: USB disconnect, address 6
[ 8880.600106] INFO: task i915:717 blocked for more than 120 seconds.
[ 8880.600113] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 8880.600118] i915          D 0000000000000000     0   717      2 0x00000000
[ 8880.600128]  ffff8800a8be7d40 0000000000000046 0000000000015b80 0000000000015b80
[ 8880.600138]  ffff8800a91683c0 ffff8800a8be7fd8 0000000000015b80 ffff8800a9168000
[ 8880.600146]  0000000000015b80 ffff8800a8be7fd8 0000000000015b80 ffff8800a91683c0
[ 8880.600164] Call Trace:
[ 8880.600180]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 8880.600190]  [<ffffffff810585e0>] ? finish_task_switch+0x50/0xe0
[ 8880.600197]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 8880.600232]  [<ffffffffa023337d>] i915_gem_retire_work_handler+0x3d/0xa0 [i915]
[ 8880.600254]  [<ffffffffa0233340>] ? i915_gem_retire_work_handler+0x0/0xa0 [i915]
[ 8880.600263]  [<ffffffff81080757>] run_workqueue+0xc7/0x1a0
[ 8880.600270]  [<ffffffff810808d3>] worker_thread+0xa3/0x110
[ 8880.600277]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 8880.600285]  [<ffffffff81080830>] ? worker_thread+0x0/0x110
[ 8880.600290]  [<ffffffff81084f86>] kthread+0x96/0xa0
[ 8880.600298]  [<ffffffff810141ea>] child_rip+0xa/0x20
[ 8880.600305]  [<ffffffff81084ef0>] ? kthread+0x0/0xa0
[ 8880.600310]  [<ffffffff810141e0>] ? child_rip+0x0/0x20
[ 8880.600335] INFO: task Xorg:1104 blocked for more than 120 seconds.
[ 8880.600338] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 8880.600343] Xorg          D 0000000000000000     0  1104   1044 0x00400004
[ 8880.600350]  ffff8800a0c91ca8 0000000000000082 0000000000015b80 0000000000015b80
[ 8880.600359]  ffff8800a0c8c890 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c4d0
[ 8880.600367]  0000000000015b80 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c890
[ 8880.600375] Call Trace:
[ 8880.600382]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 8880.600389]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 8880.600410]  [<ffffffffa0233435>] i915_gem_madvise_ioctl+0x55/0x160 [i915]
[ 8880.600438]  [<ffffffffa0149e2a>] drm_ioctl+0x27a/0x480 [drm]
[ 8880.600460]  [<ffffffffa02333e0>] ? i915_gem_madvise_ioctl+0x0/0x160 [i915]
[ 8880.600468]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 8880.600477]  [<ffffffff81152942>] vfs_ioctl+0x22/0xa0
[ 8880.600483]  [<ffffffff81152bf1>] do_vfs_ioctl+0x81/0x380
[ 8880.600490]  [<ffffffff8114307f>] ? vfs_read+0x12f/0x1a0
[ 8880.600496]  [<ffffffff81152f71>] sys_ioctl+0x81/0xa0
[ 8880.600505]  [<ffffffff810131b2>] system_call_fastpath+0x16/0x1b
[ 9000.600067] INFO: task i915:717 blocked for more than 120 seconds.
[ 9000.600074] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 9000.600079] i915          D 0000000000000000     0   717      2 0x00000000
[ 9000.600088]  ffff8800a8be7d40 0000000000000046 0000000000015b80 0000000000015b80
[ 9000.600098]  ffff8800a91683c0 ffff8800a8be7fd8 0000000000015b80 ffff8800a9168000
[ 9000.600106]  0000000000015b80 ffff8800a8be7fd8 0000000000015b80 ffff8800a91683c0
[ 9000.600114] Call Trace:
[ 9000.600132]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 9000.600142]  [<ffffffff810585e0>] ? finish_task_switch+0x50/0xe0
[ 9000.600149]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 9000.600200]  [<ffffffffa023337d>] i915_gem_retire_work_handler+0x3d/0xa0 [i915]
[ 9000.600221]  [<ffffffffa0233340>] ? i915_gem_retire_work_handler+0x0/0xa0 [i915]
[ 9000.600230]  [<ffffffff81080757>] run_workqueue+0xc7/0x1a0
[ 9000.600237]  [<ffffffff810808d3>] worker_thread+0xa3/0x110
[ 9000.600245]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 9000.600252]  [<ffffffff81080830>] ? worker_thread+0x0/0x110
[ 9000.600258]  [<ffffffff81084f86>] kthread+0x96/0xa0
[ 9000.600266]  [<ffffffff810141ea>] child_rip+0xa/0x20
[ 9000.600272]  [<ffffffff81084ef0>] ? kthread+0x0/0xa0
[ 9000.600278]  [<ffffffff810141e0>] ? child_rip+0x0/0x20
[ 9000.600307] INFO: task Xorg:1104 blocked for more than 120 seconds.
[ 9000.600311] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 9000.600315] Xorg          D 0000000000000000     0  1104   1044 0x00400004
[ 9000.600324]  ffff8800a0c91ca8 0000000000000082 0000000000015b80 0000000000015b80
[ 9000.600333]  ffff8800a0c8c890 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c4d0
[ 9000.600341]  0000000000015b80 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c890
[ 9000.600349] Call Trace:
[ 9000.600357]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 9000.600363]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 9000.600383]  [<ffffffffa0233435>] i915_gem_madvise_ioctl+0x55/0x160 [i915]
[ 9000.600415]  [<ffffffffa0149e2a>] drm_ioctl+0x27a/0x480 [drm]
[ 9000.600436]  [<ffffffffa02333e0>] ? i915_gem_madvise_ioctl+0x0/0x160 [i915]
[ 9000.600444]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 9000.600453]  [<ffffffff81152942>] vfs_ioctl+0x22/0xa0
[ 9000.600460]  [<ffffffff81152bf1>] do_vfs_ioctl+0x81/0x380
[ 9000.600467]  [<ffffffff8114307f>] ? vfs_read+0x12f/0x1a0
[ 9000.600473]  [<ffffffff81152f71>] sys_ioctl+0x81/0xa0
[ 9000.600482]  [<ffffffff810131b2>] system_call_fastpath+0x16/0x1b
[ 9120.600077] INFO: task i915:717 blocked for more than 120 seconds.
[ 9120.600084] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 9120.600090] i915          D 0000000000000000     0   717      2 0x00000000
[ 9120.600099]  ffff8800a8be7d40 0000000000000046 0000000000015b80 0000000000015b80
[ 9120.600108]  ffff8800a91683c0 ffff8800a8be7fd8 0000000000015b80 ffff8800a9168000
[ 9120.600117]  0000000000015b80 ffff8800a8be7fd8 0000000000015b80 ffff8800a91683c0
[ 9120.600125] Call Trace:
[ 9120.600140]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 9120.600150]  [<ffffffff810585e0>] ? finish_task_switch+0x50/0xe0
[ 9120.600158]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 9120.600189]  [<ffffffffa023337d>] i915_gem_retire_work_handler+0x3d/0xa0 [i915]
[ 9120.600210]  [<ffffffffa0233340>] ? i915_gem_retire_work_handler+0x0/0xa0 [i915]
[ 9120.600219]  [<ffffffff81080757>] run_workqueue+0xc7/0x1a0
[ 9120.600226]  [<ffffffff810808d3>] worker_thread+0xa3/0x110
[ 9120.600233]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 9120.600241]  [<ffffffff81080830>] ? worker_thread+0x0/0x110
[ 9120.600247]  [<ffffffff81084f86>] kthread+0x96/0xa0
[ 9120.600254]  [<ffffffff810141ea>] child_rip+0xa/0x20
[ 9120.600260]  [<ffffffff81084ef0>] ? kthread+0x0/0xa0
[ 9120.600266]  [<ffffffff810141e0>] ? child_rip+0x0/0x20
[ 9120.600286] INFO: task Xorg:1104 blocked for more than 120 seconds.
[ 9120.600290] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 9120.600294] Xorg          D 0000000000000000     0  1104   1044 0x00400004
[ 9120.600302]  ffff8800a0c91ca8 0000000000000082 0000000000015b80 0000000000015b80
[ 9120.600310]  ffff8800a0c8c890 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c4d0
[ 9120.600318]  0000000000015b80 ffff8800a0c91fd8 0000000000015b80 ffff8800a0c8c890
[ 9120.600326] Call Trace:
[ 9120.600333]  [<ffffffff8153f3a7>] __mutex_lock_slowpath+0xe7/0x170
[ 9120.600340]  [<ffffffff8153f29b>] mutex_lock+0x2b/0x50
[ 9120.600360]  [<ffffffffa0233435>] i915_gem_madvise_ioctl+0x55/0x160 [i915]
[ 9120.600384]  [<ffffffffa0149e2a>] drm_ioctl+0x27a/0x480 [drm]
[ 9120.600405]  [<ffffffffa02333e0>] ? i915_gem_madvise_ioctl+0x0/0x160 [i915]
[ 9120.600413]  [<ffffffff81085300>] ? autoremove_wake_function+0x0/0x40
[ 9120.600421]  [<ffffffff81152942>] vfs_ioctl+0x22/0xa0
[ 9120.600428]  [<ffffffff81152bf1>] do_vfs_ioctl+0x81/0x380
[ 9120.600435]  [<ffffffff8114307f>] ? vfs_read+0x12f/0x1a0
[ 9120.600441]  [<ffffffff81152f71>] sys_ioctl+0x81/0xa0
[ 9120.600449]  [<ffffffff810131b2>] system_call_fastpath+0x16/0x1b