dmesg

[76543.783197] ACPI Error: [\_SB_.ALIB] Namespace lookup failure, AE_NOT_FOUND (20150930/psargs-359)
[76543.783206] ACPI Error: Method parse/execution failed [\_SB.PCI0.VGA.PX02] (Node ffff880226c477a8), AE_NOT_FOUND (20150930/psparse-542)
[76543.783217] ACPI Error: Method parse/execution failed [\_SB.PCI0.VGA.ATPX] (Node ffff880226c47730), AE_NOT_FOUND (20150930/psparse-542)
[76543.802246] [drm] PCIE gen 2 link speeds already enabled
[76543.804696] [drm] PCIE GART of 1024M enabled (table at 0x000000000025E000).
[76543.804802] radeon 0000:01:00.0: WB enabled
[76543.804806] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr 0x0000000080000c00 and cpu addr 0xffff88022559ec00
[76543.804808] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr 0x0000000080000c0c and cpu addr 0xffff88022559ec0c
[76543.805247] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr 0x000000000005c418 and cpu addr 0xffffc9000281c418
[76543.821686] [drm] ring test on 0 succeeded in 1 usecs
[76543.821692] [drm] ring test on 3 succeeded in 2 usecs
[76543.998800] [drm] ring test on 5 succeeded in 1 usecs
[76543.998805] [drm] UVD initialized successfully.
[76543.998838] [drm] ib test on ring 0 succeeded in 0 usecs
[76543.998864] [drm] ib test on ring 3 succeeded in 0 usecs
[76544.649875] [drm] ib test on ring 5 succeeded
[77100.930136] INFO: task Xorg:11264 blocked for more than 300 seconds.
[77100.930141]       Not tainted 4.4.4-krd.01 #1
[77100.930142] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77100.930144] Xorg            D ffff88022fd94480     0 11264    977 0x00400004
[77100.930148]  ffff8801c3243c00 ffff8801de9d4000 ffff880226719148 ffff8802267191e8
[77100.930150]  0000000000000000 ffff8801de9d3c20 ffff880222ee1b30 ffffffffb758740c
[77100.930152]  ffff880226719098 ffffffffb72de905 0000000425a20cc0 ffff8801c3243c00
[77100.930154] Call Trace:
[77100.930162]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77100.930166]  [<ffffffffb72de905>] ? rpm_resume+0x175/0x5f0
[77100.930170]  [<ffffffffb6e95e60>] ? wake_atomic_t_function+0x60/0x60
[77100.930172]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[77100.930191]  [<ffffffffc058d7ec>] ? radeon_dvi_detect+0x2c/0x550 [radeon]
[77100.930194]  [<ffffffffb729ca3c>] ? drm_helper_hpd_irq_event+0x9c/0x160
[77100.930202]  [<ffffffffc056a6e0>] ? radeon_resume_kms+0x210/0x3c0 [radeon]
[77100.930210]  [<ffffffffc0568113>] ? radeon_pmops_runtime_resume+0x63/0x90 [radeon]
[77100.930214]  [<ffffffffb71c4e93>] ? pci_pm_runtime_resume+0x73/0xa0
[77100.930216]  [<ffffffffb72ddb09>] ? __rpm_callback+0x29/0x70
[77100.930219]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[77100.930220]  [<ffffffffb72ddb6a>] ? rpm_callback+0x1a/0x70
[77100.930222]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[77100.930224]  [<ffffffffb72deb78>] ? rpm_resume+0x3e8/0x5f0
[77100.930226]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[77100.930234]  [<ffffffffc056802c>] ? radeon_drm_ioctl+0x2c/0x70 [radeon]
[77100.930237]  [<ffffffffb6f6fc09>] ? do_vfs_ioctl+0x2a9/0x490
[77100.930239]  [<ffffffffb6f6fe26>] ? SyS_ioctl+0x36/0x70
[77100.930241]  [<ffffffffb6e0304d>] ? exit_to_usermode_loop+0x4d/0xa0
[77100.930244]  [<ffffffffb758a5b2>] ? system_call_fast_compare_end+0xc/0x67
[77100.930248] INFO: task kworker/3:0:15276 blocked for more than 300 seconds.
[77100.930249]       Not tainted 4.4.4-krd.01 #1
[77100.930250] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77100.930251] kworker/3:0     D ffff88022fd94480     0 15276      2 0x00000000
[77100.930264] Workqueue: events radeon_hotplug_work_func [radeon]
[77100.930265]  ffff8801c3246000 ffff8800bde20000 ffff8800bde1fde8 ffff880222ee1a04
[77100.930267]  ffff8801c3246000 00000000ffffffff ffff880222ee1a08 ffffffffb758740c
[77100.930269]  ffff880222ee1a00 ffffffffb7587685 ffffffffb75888af ffff8800bb653d80
[77100.930271] Call Trace:
[77100.930273]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77100.930275]  [<ffffffffb7587685>] ? schedule_preempt_disabled+0x5/0x10
[77100.930277]  [<ffffffffb75888af>] ? __mutex_lock_slowpath+0xaf/0x120
[77100.930279]  [<ffffffffb758892e>] ? mutex_lock+0xe/0x20
[77100.930289]  [<ffffffffc059b0f8>] ? radeon_hotplug_work_func+0x28/0x80 [radeon]
[77100.930293]  [<ffffffffb6e76c66>] ? process_one_work+0x126/0x350
[77100.930295]  [<ffffffffb6e76ed8>] ? worker_thread+0x48/0x440
[77100.930297]  [<ffffffffb6e76e90>] ? process_one_work+0x350/0x350
[77100.930299]  [<ffffffffb6e7bd58>] ? kthread+0xc8/0xe0
[77100.930301]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77100.930302]  [<ffffffffb758a94f>] ? ret_from_fork+0x3f/0x70
[77100.930304]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77100.930305] INFO: task kworker/3:1:15398 blocked for more than 300 seconds.
[77100.930307]       Not tainted 4.4.4-krd.01 #1
[77100.930307] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77100.930308] kworker/3:1     D ffff88022fd94480     0 15398      2 0x00000000
[77100.930311] Workqueue: events output_poll_execute
[77100.930312]  ffff88007c8c8000 ffff8800bb654000 ffff8800bb653dc8 ffff880222ee1a04
[77100.930314]  ffff88007c8c8000 00000000ffffffff ffff880222ee1a08 ffffffffb758740c
[77100.930316]  ffff880222ee1a00 ffffffffb7587685 ffffffffb75888af ffff880222ee1a08
[77100.930317] Call Trace:
[77100.930319]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77100.930321]  [<ffffffffb7587685>] ? schedule_preempt_disabled+0x5/0x10
[77100.930323]  [<ffffffffb75888af>] ? __mutex_lock_slowpath+0xaf/0x120
[77100.930325]  [<ffffffffb758892e>] ? mutex_lock+0xe/0x20
[77100.930327]  [<ffffffffb729c229>] ? output_poll_execute+0x59/0x1d0
[77100.930329]  [<ffffffffb6e76c66>] ? process_one_work+0x126/0x350
[77100.930331]  [<ffffffffb6e76ed8>] ? worker_thread+0x48/0x440
[77100.930333]  [<ffffffffb6e76e90>] ? process_one_work+0x350/0x350
[77100.930334]  [<ffffffffb6e7bd58>] ? kthread+0xc8/0xe0
[77100.930336]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77100.930338]  [<ffffffffb758a94f>] ? ret_from_fork+0x3f/0x70
[77100.930339]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77400.932160] INFO: task Xorg:11264 blocked for more than 300 seconds.
[77400.932165]       Not tainted 4.4.4-krd.01 #1
[77400.932166] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77400.932167] Xorg            D ffff88022fd94480     0 11264    977 0x00400004
[77400.932172]  ffff8801c3243c00 ffff8801de9d4000 ffff880226719148 ffff8802267191e8
[77400.932174]  0000000000000000 ffff8801de9d3c20 ffff880222ee1b30 ffffffffb758740c
[77400.932176]  ffff880226719098 ffffffffb72de905 0000000425a20cc0 ffff8801c3243c00
[77400.932178] Call Trace:
[77400.932185]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77400.932188]  [<ffffffffb72de905>] ? rpm_resume+0x175/0x5f0
[77400.932192]  [<ffffffffb6e95e60>] ? wake_atomic_t_function+0x60/0x60
[77400.932195]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[77400.932212]  [<ffffffffc058d7ec>] ? radeon_dvi_detect+0x2c/0x550 [radeon]
[77400.932215]  [<ffffffffb729ca3c>] ? drm_helper_hpd_irq_event+0x9c/0x160
[77400.932223]  [<ffffffffc056a6e0>] ? radeon_resume_kms+0x210/0x3c0 [radeon]
[77400.932231]  [<ffffffffc0568113>] ? radeon_pmops_runtime_resume+0x63/0x90 [radeon]
[77400.932235]  [<ffffffffb71c4e93>] ? pci_pm_runtime_resume+0x73/0xa0
[77400.932237]  [<ffffffffb72ddb09>] ? __rpm_callback+0x29/0x70
[77400.932240]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[77400.932242]  [<ffffffffb72ddb6a>] ? rpm_callback+0x1a/0x70
[77400.932244]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[77400.932246]  [<ffffffffb72deb78>] ? rpm_resume+0x3e8/0x5f0
[77400.932247]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[77400.932256]  [<ffffffffc056802c>] ? radeon_drm_ioctl+0x2c/0x70 [radeon]
[77400.932259]  [<ffffffffb6f6fc09>] ? do_vfs_ioctl+0x2a9/0x490
[77400.932260]  [<ffffffffb6f6fe26>] ? SyS_ioctl+0x36/0x70
[77400.932263]  [<ffffffffb6e0304d>] ? exit_to_usermode_loop+0x4d/0xa0
[77400.932265]  [<ffffffffb758a5b2>] ? system_call_fast_compare_end+0xc/0x67
[77400.932269] INFO: task kworker/3:0:15276 blocked for more than 300 seconds.
[77400.932270]       Not tainted 4.4.4-krd.01 #1
[77400.932271] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77400.932272] kworker/3:0     D ffff88022fd94480     0 15276      2 0x00000000
[77400.932286] Workqueue: events radeon_hotplug_work_func [radeon]
[77400.932287]  ffff8801c3246000 ffff8800bde20000 ffff8800bde1fde8 ffff880222ee1a04
[77400.932289]  ffff8801c3246000 00000000ffffffff ffff880222ee1a08 ffffffffb758740c
[77400.932291]  ffff880222ee1a00 ffffffffb7587685 ffffffffb75888af ffff8800bb653d80
[77400.932292] Call Trace:
[77400.932295]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77400.932297]  [<ffffffffb7587685>] ? schedule_preempt_disabled+0x5/0x10
[77400.932299]  [<ffffffffb75888af>] ? __mutex_lock_slowpath+0xaf/0x120
[77400.932301]  [<ffffffffb758892e>] ? mutex_lock+0xe/0x20
[77400.932312]  [<ffffffffc059b0f8>] ? radeon_hotplug_work_func+0x28/0x80 [radeon]
[77400.932315]  [<ffffffffb6e76c66>] ? process_one_work+0x126/0x350
[77400.932317]  [<ffffffffb6e76ed8>] ? worker_thread+0x48/0x440
[77400.932319]  [<ffffffffb6e76e90>] ? process_one_work+0x350/0x350
[77400.932321]  [<ffffffffb6e7bd58>] ? kthread+0xc8/0xe0
[77400.932323]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77400.932325]  [<ffffffffb758a94f>] ? ret_from_fork+0x3f/0x70
[77400.932326]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77400.932328] INFO: task kworker/3:1:15398 blocked for more than 300 seconds.
[77400.932329]       Not tainted 4.4.4-krd.01 #1
[77400.932330] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77400.932331] kworker/3:1     D ffff88022fd94480     0 15398      2 0x00000000
[77400.932334] Workqueue: events output_poll_execute
[77400.932335]  ffff88007c8c8000 ffff8800bb654000 ffff8800bb653dc8 ffff880222ee1a04
[77400.932337]  ffff88007c8c8000 00000000ffffffff ffff880222ee1a08 ffffffffb758740c
[77400.932338]  ffff880222ee1a00 ffffffffb7587685 ffffffffb75888af ffff880222ee1a08
[77400.932340] Call Trace:
[77400.932342]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77400.932344]  [<ffffffffb7587685>] ? schedule_preempt_disabled+0x5/0x10
[77400.932346]  [<ffffffffb75888af>] ? __mutex_lock_slowpath+0xaf/0x120
[77400.932348]  [<ffffffffb758892e>] ? mutex_lock+0xe/0x20
[77400.932349]  [<ffffffffb729c229>] ? output_poll_execute+0x59/0x1d0
[77400.932351]  [<ffffffffb6e76c66>] ? process_one_work+0x126/0x350
[77400.932353]  [<ffffffffb6e76ed8>] ? worker_thread+0x48/0x440
[77400.932355]  [<ffffffffb6e76e90>] ? process_one_work+0x350/0x350
[77400.932357]  [<ffffffffb6e7bd58>] ? kthread+0xc8/0xe0
[77400.932359]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77400.932360]  [<ffffffffb758a94f>] ? ret_from_fork+0x3f/0x70
[77400.932362]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77700.934247] INFO: task Xorg:11264 blocked for more than 300 seconds.
[77700.934251]       Not tainted 4.4.4-krd.01 #1
[77700.934252] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77700.934254] Xorg            D ffff88022fd94480     0 11264    977 0x00400004
[77700.934258]  ffff8801c3243c00 ffff8801de9d4000 ffff880226719148 ffff8802267191e8
[77700.934261]  0000000000000000 ffff8801de9d3c20 ffff880222ee1b30 ffffffffb758740c
[77700.934262]  ffff880226719098 ffffffffb72de905 0000000425a20cc0 ffff8801c3243c00
[77700.934264] Call Trace:
[77700.934272]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77700.934275]  [<ffffffffb72de905>] ? rpm_resume+0x175/0x5f0
[77700.934279]  [<ffffffffb6e95e60>] ? wake_atomic_t_function+0x60/0x60
[77700.934281]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[77700.934300]  [<ffffffffc058d7ec>] ? radeon_dvi_detect+0x2c/0x550 [radeon]
[77700.934303]  [<ffffffffb729ca3c>] ? drm_helper_hpd_irq_event+0x9c/0x160
[77700.934311]  [<ffffffffc056a6e0>] ? radeon_resume_kms+0x210/0x3c0 [radeon]
[77700.934319]  [<ffffffffc0568113>] ? radeon_pmops_runtime_resume+0x63/0x90 [radeon]
[77700.934323]  [<ffffffffb71c4e93>] ? pci_pm_runtime_resume+0x73/0xa0
[77700.934325]  [<ffffffffb72ddb09>] ? __rpm_callback+0x29/0x70
[77700.934328]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[77700.934329]  [<ffffffffb72ddb6a>] ? rpm_callback+0x1a/0x70
[77700.934331]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[77700.934333]  [<ffffffffb72deb78>] ? rpm_resume+0x3e8/0x5f0
[77700.934335]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[77700.934343]  [<ffffffffc056802c>] ? radeon_drm_ioctl+0x2c/0x70 [radeon]
[77700.934346]  [<ffffffffb6f6fc09>] ? do_vfs_ioctl+0x2a9/0x490
[77700.934348]  [<ffffffffb6f6fe26>] ? SyS_ioctl+0x36/0x70
[77700.934350]  [<ffffffffb6e0304d>] ? exit_to_usermode_loop+0x4d/0xa0
[77700.934353]  [<ffffffffb758a5b2>] ? system_call_fast_compare_end+0xc/0x67
[77700.934357] INFO: task kworker/3:0:15276 blocked for more than 300 seconds.
[77700.934358]       Not tainted 4.4.4-krd.01 #1
[77700.934359] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77700.934360] kworker/3:0     D ffff88022fd94480     0 15276      2 0x00000000
[77700.934373] Workqueue: events radeon_hotplug_work_func [radeon]
[77700.934374]  ffff8801c3246000 ffff8800bde20000 ffff8800bde1fde8 ffff880222ee1a04
[77700.934376]  ffff8801c3246000 00000000ffffffff ffff880222ee1a08 ffffffffb758740c
[77700.934378]  ffff880222ee1a00 ffffffffb7587685 ffffffffb75888af ffff8800bb653d80
[77700.934380] Call Trace:
[77700.934382]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77700.934385]  [<ffffffffb7587685>] ? schedule_preempt_disabled+0x5/0x10
[77700.934387]  [<ffffffffb75888af>] ? __mutex_lock_slowpath+0xaf/0x120
[77700.934389]  [<ffffffffb758892e>] ? mutex_lock+0xe/0x20
[77700.934399]  [<ffffffffc059b0f8>] ? radeon_hotplug_work_func+0x28/0x80 [radeon]
[77700.934403]  [<ffffffffb6e76c66>] ? process_one_work+0x126/0x350
[77700.934405]  [<ffffffffb6e76ed8>] ? worker_thread+0x48/0x440
[77700.934407]  [<ffffffffb6e76e90>] ? process_one_work+0x350/0x350
[77700.934409]  [<ffffffffb6e7bd58>] ? kthread+0xc8/0xe0
[77700.934411]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77700.934413]  [<ffffffffb758a94f>] ? ret_from_fork+0x3f/0x70
[77700.934414]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77700.934416] INFO: task kworker/3:1:15398 blocked for more than 300 seconds.
[77700.934417]       Not tainted 4.4.4-krd.01 #1
[77700.934418] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[77700.934419] kworker/3:1     D ffff88022fd94480     0 15398      2 0x00000000
[77700.934422] Workqueue: events output_poll_execute
[77700.934423]  ffff88007c8c8000 ffff8800bb654000 ffff8800bb653dc8 ffff880222ee1a04
[77700.934425]  ffff88007c8c8000 00000000ffffffff ffff880222ee1a08 ffffffffb758740c
[77700.934426]  ffff880222ee1a00 ffffffffb7587685 ffffffffb75888af ffff880222ee1a08
[77700.934428] Call Trace:
[77700.934430]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[77700.934432]  [<ffffffffb7587685>] ? schedule_preempt_disabled+0x5/0x10
[77700.934434]  [<ffffffffb75888af>] ? __mutex_lock_slowpath+0xaf/0x120
[77700.934436]  [<ffffffffb758892e>] ? mutex_lock+0xe/0x20
[77700.934438]  [<ffffffffb729c229>] ? output_poll_execute+0x59/0x1d0
[77700.934440]  [<ffffffffb6e76c66>] ? process_one_work+0x126/0x350
[77700.934442]  [<ffffffffb6e76ed8>] ? worker_thread+0x48/0x440
[77700.934444]  [<ffffffffb6e76e90>] ? process_one_work+0x350/0x350
[77700.934445]  [<ffffffffb6e7bd58>] ? kthread+0xc8/0xe0
[77700.934447]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[77700.934449]  [<ffffffffb758a94f>] ? ret_from_fork+0x3f/0x70
[77700.934450]  [<ffffffffb6e7bc90>] ? kthread_worker_fn+0x150/0x150
[78000.936389] INFO: task Xorg:11264 blocked for more than 300 seconds.
[78000.936393]       Not tainted 4.4.4-krd.01 #1
[78000.936394] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[78000.936396] Xorg            D ffff88022fd94480     0 11264    977 0x00400004
[78000.936400]  ffff8801c3243c00 ffff8801de9d4000 ffff880226719148 ffff8802267191e8
[78000.936403]  0000000000000000 ffff8801de9d3c20 ffff880222ee1b30 ffffffffb758740c
[78000.936404]  ffff880226719098 ffffffffb72de905 0000000425a20cc0 ffff8801c3243c00
[78000.936406] Call Trace:
[78000.936414]  [<ffffffffb758740c>] ? schedule+0x2c/0x70
[78000.936417]  [<ffffffffb72de905>] ? rpm_resume+0x175/0x5f0
[78000.936421]  [<ffffffffb6e95e60>] ? wake_atomic_t_function+0x60/0x60
[78000.936423]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[78000.936441]  [<ffffffffc058d7ec>] ? radeon_dvi_detect+0x2c/0x550 [radeon]
[78000.936444]  [<ffffffffb729ca3c>] ? drm_helper_hpd_irq_event+0x9c/0x160
[78000.936453]  [<ffffffffc056a6e0>] ? radeon_resume_kms+0x210/0x3c0 [radeon]
[78000.936461]  [<ffffffffc0568113>] ? radeon_pmops_runtime_resume+0x63/0x90 [radeon]
[78000.936464]  [<ffffffffb71c4e93>] ? pci_pm_runtime_resume+0x73/0xa0
[78000.936466]  [<ffffffffb72ddb09>] ? __rpm_callback+0x29/0x70
[78000.936469]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[78000.936471]  [<ffffffffb72ddb6a>] ? rpm_callback+0x1a/0x70
[78000.936473]  [<ffffffffb72ccd10>] ? vga_switcheroo_set_dynamic_switch+0x80/0x80
[78000.936474]  [<ffffffffb72deb78>] ? rpm_resume+0x3e8/0x5f0
[78000.936476]  [<ffffffffb72dedb5>] ? __pm_runtime_resume+0x35/0x50
[78000.936485]  [<ffffffffc056802c>] ? radeon_drm_ioctl+0x2c/0x70 [radeon]
[78000.936487]  [<ffffffffb6f6fc09>] ? do_vfs_ioctl+0x2a9/0x490
[78000.936489]  [<ffffffffb6f6fe26>] ? SyS_ioctl+0x36/0x70
[78000.936492]  [<ffffffffb6e0304d>] ? exit_to_usermode_loop+0x4d/0xa0
[78000.936494]  [<ffffffffb758a5b2>] ? system_call_fast_compare_end+0xc/0x67