some more uninterruptible sleep stuff, from /var/log: Aug 30 21:48:43 blackspot kernel: [ 240.160069] kworker/1:2 D 0000000000000001 0 64 2 0x00000000 Aug 30 21:48:43 blackspot kernel: [ 240.160088] Workqueue: pm pm_runtime_work Aug 30 21:50:42 blackspot kernel: [ 360.160069] kworker/0:1 D 0000000000000001 0 26 2 0x00000000 Aug 30 21:50:42 blackspot kernel: [ 360.160102] Workqueue: events output_poll_execute [drm_kms_helper] Aug 30 21:50:46 blackspot kernel: [ 360.160397] kworker/1:2 D 0000000000000001 0 64 2 0x00000000 Aug 30 21:50:46 blackspot kernel: [ 360.160407] Workqueue: pm pm_runtime_work Aug 30 21:50:51 blackspot kernel: [ 360.160678] Xorg D 0000000000000001 0 1946 1136 0x00000000 Aug 30 21:52:43 blackspot kernel: [ 480.160069] kworker/0:1 D 0000000000000001 0 26 2 0x00000000 Aug 30 21:52:43 blackspot kernel: [ 480.160101] Workqueue: events output_poll_execute [drm_kms_helper] Aug 30 21:52:47 blackspot kernel: [ 480.160392] kworker/1:2 D 0000000000000001 0 64 2 0x00000000 Aug 30 21:52:47 blackspot kernel: [ 480.160402] Workqueue: pm pm_runtime_work Aug 30 21:52:52 blackspot kernel: [ 480.160674] Xorg D 0000000000000001 0 1946 1136 0x00000000 Aug 30 21:54:43 blackspot kernel: [ 600.160071] kworker/0:1 D 0000000000000001 0 26 2 0x00000000 Aug 30 21:54:43 blackspot kernel: [ 600.160105] Workqueue: events output_poll_execute [drm_kms_helper] Aug 30 21:54:47 blackspot kernel: [ 600.160396] kworker/1:2 D 0000000000000001 0 64 2 0x00000000 Aug 30 21:54:47 blackspot kernel: [ 600.160405] Workqueue: pm pm_runtime_work Aug 30 21:54:53 blackspot kernel: [ 600.160677] Xorg D 0000000000000001 0 1946 1136 0x00000000
and this: Aug 30 21:46:04 blackspot kernel: [ 8.731718] nouveau E[ DISPLAY][0000:02:00.0] 01:0130: func 08 lookup failed, -2 Aug 30 21:46:05 blackspot kernel: [ 8.731750] nouveau W[ DRM] TMDS table script pointers not stubbed Aug 30 21:46:06 blackspot kernel: [ 9.320395] EXT4-fs (md4): mounting with "discard" option, but the device does not support discard Aug 30 21:46:08 blackspot kernel: [ 17.034452] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010000 put 0x00010090 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:08 blackspot kernel: [ 17.287691] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010090 put 0x000100a0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:08 blackspot kernel: [ 21.764994] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000100a0 put 0x000100b0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:09 blackspot kernel: [ 21.796431] NFSD: Using /var/lib/nfs/v4recovery as the NFSv4 state recovery directory Aug 30 21:46:09 blackspot kernel: [ 21.963345] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000100b0 put 0x000100c0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:09 blackspot kernel: [ 42.381349] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x75725f64 put 0x000100d0 state 0xc0000000 (err: MEM_FAULT) push 0x00000000 Aug 30 21:46:10 blackspot kernel: [ 57.391648] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000100d0 put 0x000100e0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:10 blackspot kernel: [ 57.506303] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000100e0 put 0x000100f0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:10 blackspot kernel: [ 57.565812] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000100f0 put 0x00010100 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:11 blackspot kernel: [ 57.578416] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010100 put 0x00010110 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:11 blackspot kernel: [ 57.829133] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010110 put 0x00010120 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:11 blackspot kernel: [ 72.504485] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x70006c60 put 0x00010130 state 0xc0000000 (err: MEM_FAULT) push 0x00000000 Aug 30 21:46:12 blackspot kernel: [ 72.504950] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010130 put 0x00010140 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:12 blackspot kernel: [ 75.691799] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x20000000 put 0x00010250 state 0xc0020000 (err: MEM_FAULT) push 0x00000000 Aug 30 21:46:12 blackspot kernel: [ 87.524577] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010250 put 0x00010260 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:13 blackspot kernel: [ 87.525214] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x44495f50 put 0x00010270 state 0xc0000000 (err: MEM_FAULT) push 0x00000000 Aug 30 21:46:13 blackspot kernel: [ 87.530339] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x5f434e58 put 0x00010280 state 0xc0000000 (err: MEM_FAULT) push 0x00000000 Aug 30 21:46:13 blackspot kernel: [ 87.537539] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010280 put 0x00010290 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:13 blackspot kernel: [ 87.538001] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x00010290 put 0x000102a0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:14 blackspot kernel: [ 87.538942] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000102a0 put 0x000102b0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:14 blackspot kernel: [ 87.542842] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000102b0 put 0x000102c0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:14 blackspot kernel: [ 90.783374] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x65725f64 put 0x000102c8 state 0xc0000000 (err: MEM_FAULT) push 0x00000000 Aug 30 21:46:27 blackspot kernel: [ 105.780011] nouveau E[Xorg[1247]] failed to idle channel 0xcccc0000 [Xorg[1247]] Aug 30 21:46:28 blackspot kernel: [ 105.780056] nouveau E[ PFIFO][0000:01:06.0] DMA_PUSHER - ch 1 [Xorg[1247]] get 0x000102c8 put 0x000102d0 state 0x80000000 (err: INVALID_CMD) push 0x00000000 Aug 30 21:46:42 blackspot kernel: [ 120.780015] nouveau E[Xorg[1247]] failed to idle channel 0xcccc0000 [Xorg[1247]] Aug 30 21:48:41 blackspot kernel: [ 240.160046] INFO: task kworker/1:2:64 blocked for more than 120 seconds. Aug 30 21:48:42 blackspot kernel: [ 240.160060] Not tainted 3.16.1-linas #1 Aug 30 21:48:42 blackspot kernel: [ 240.160064] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:48:43 blackspot kernel: [ 240.160093] ffff880235e13ba8 0000000000000046 000000000000003a ffff8800bf209ec0 Aug 30 21:48:43 blackspot kernel: [ 240.160100] 0000000000000400 ffff880235f063f0 0000000000011800 ffff880235e13fd8 Aug 30 21:48:43 blackspot kernel: [ 240.160106] 0000000000011800 ffff880235f063f0 ffff880235e13bb8 ffff8802362d2098 Aug 30 21:48:43 blackspot kernel: [ 240.160112] Call Trace: Aug 30 21:48:43 blackspot kernel: [ 240.160128] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:48:43 blackspot kernel: [ 240.160134] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:48:44 blackspot kernel: [ 240.160147] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:48:44 blackspot kernel: [ 240.160153] [<ffffffff813133bd>] pm_runtime_forbid+0x3d/0x50 Aug 30 21:48:44 blackspot kernel: [ 240.160281] [<ffffffffa050a466>] nouveau_pmops_runtime_suspend+0xc6/0xe0 [nouveau] Aug 30 21:48:44 blackspot kernel: [ 240.160290] [<ffffffff8127cb45>] pci_pm_runtime_suspend+0x75/0x150 Aug 30 21:48:44 blackspot kernel: [ 240.160296] [<ffffffff8127cad0>] ? pci_pm_runtime_resume+0xb0/0xb0 Aug 30 21:48:45 blackspot kernel: [ 240.160303] [<ffffffff81312244>] __rpm_callback+0x24/0x70 Aug 30 21:48:45 blackspot kernel: [ 240.160309] [<ffffffff813122ba>] rpm_callback+0x2a/0x90 Aug 30 21:48:45 blackspot kernel: [ 240.160315] [<ffffffff81312780>] rpm_suspend+0xf0/0x4c0 Aug 30 21:48:45 blackspot kernel: [ 240.160324] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:48:45 blackspot kernel: [ 240.160334] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:48:45 blackspot kernel: [ 240.160339] [<ffffffff8131398a>] pm_runtime_work+0x9a/0xa0 Aug 30 21:48:46 blackspot kernel: [ 240.160346] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:48:46 blackspot kernel: [ 240.160354] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:48:46 blackspot kernel: [ 240.160361] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:48:46 blackspot kernel: [ 240.160369] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:48:46 blackspot kernel: [ 240.160375] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:48:47 blackspot kernel: [ 240.160382] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:48:47 blackspot kernel: [ 240.160388] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:50:41 blackspot kernel: [ 360.160044] INFO: task kworker/0:1:26 blocked for more than 120 seconds. Aug 30 21:50:42 blackspot kernel: [ 360.160059] Not tainted 3.16.1-linas #1 Aug 30 21:50:42 blackspot kernel: [ 360.160063] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:50:43 blackspot kernel: [ 360.160108] ffff880236307c28 0000000000000046 ffff880236307bd8 ffff8800bf20d490 Aug 30 21:50:43 blackspot kernel: [ 360.160116] ffff88022b4f1c20 ffff880236169710 0000000000011800 ffff880236307fd8 Aug 30 21:50:43 blackspot kernel: [ 360.160122] 0000000000011800 ffff880236169710 ffff880236307c38 ffff8802362d2098 Aug 30 21:50:43 blackspot kernel: [ 360.160129] Call Trace: Aug 30 21:50:43 blackspot kernel: [ 360.160146] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:50:43 blackspot kernel: [ 360.160156] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:50:43 blackspot kernel: [ 360.160168] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:50:44 blackspot kernel: [ 360.160174] [<ffffffff813135e7>] __pm_runtime_resume+0x57/0x90 Aug 30 21:50:44 blackspot kernel: [ 360.160291] [<ffffffffa051d5e2>] nouveau_connector_detect+0x62/0x3d0 [nouveau] Aug 30 21:50:44 blackspot kernel: [ 360.160300] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:50:44 blackspot kernel: [ 360.160310] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:50:44 blackspot kernel: [ 360.160323] [<ffffffffa02c93e0>] output_poll_execute+0xb0/0x180 [drm_kms_helper] Aug 30 21:50:44 blackspot kernel: [ 360.160331] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:50:45 blackspot kernel: [ 360.160339] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:50:45 blackspot kernel: [ 360.160347] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:50:45 blackspot kernel: [ 360.160355] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:50:45 blackspot kernel: [ 360.160362] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:50:45 blackspot kernel: [ 360.160369] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:50:45 blackspot kernel: [ 360.160376] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:50:45 blackspot kernel: [ 360.160386] INFO: task kworker/1:2:64 blocked for more than 120 seconds. Aug 30 21:50:46 blackspot kernel: [ 360.160391] Not tainted 3.16.1-linas #1 Aug 30 21:50:46 blackspot kernel: [ 360.160394] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:50:47 blackspot kernel: [ 360.160410] ffff880235e13ba8 0000000000000046 000000000000003a ffff8800bf209ec0 Aug 30 21:50:47 blackspot kernel: [ 360.160417] 0000000000000400 ffff880235f063f0 0000000000011800 ffff880235e13fd8 Aug 30 21:50:47 blackspot kernel: [ 360.160423] 0000000000011800 ffff880235f063f0 ffff880235e13bb8 ffff8802362d2098 Aug 30 21:50:47 blackspot kernel: [ 360.160429] Call Trace: Aug 30 21:50:47 blackspot kernel: [ 360.160437] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:50:47 blackspot kernel: [ 360.160444] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:50:48 blackspot kernel: [ 360.160452] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:50:48 blackspot kernel: [ 360.160458] [<ffffffff813133bd>] pm_runtime_forbid+0x3d/0x50 Aug 30 21:50:48 blackspot kernel: [ 360.160522] [<ffffffffa050a466>] nouveau_pmops_runtime_suspend+0xc6/0xe0 [nouveau] Aug 30 21:50:48 blackspot kernel: [ 360.160533] [<ffffffff8127cb45>] pci_pm_runtime_suspend+0x75/0x150 Aug 30 21:50:48 blackspot kernel: [ 360.160540] [<ffffffff8127cad0>] ? pci_pm_runtime_resume+0xb0/0xb0 Aug 30 21:50:49 blackspot kernel: [ 360.160547] [<ffffffff81312244>] __rpm_callback+0x24/0x70 Aug 30 21:50:49 blackspot kernel: [ 360.160553] [<ffffffff813122ba>] rpm_callback+0x2a/0x90 Aug 30 21:50:49 blackspot kernel: [ 360.160560] [<ffffffff81312780>] rpm_suspend+0xf0/0x4c0 Aug 30 21:50:49 blackspot kernel: [ 360.160568] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:50:49 blackspot kernel: [ 360.160575] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:50:49 blackspot kernel: [ 360.160581] [<ffffffff8131398a>] pm_runtime_work+0x9a/0xa0 Aug 30 21:50:50 blackspot kernel: [ 360.160589] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:50:50 blackspot kernel: [ 360.160597] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:50:50 blackspot kernel: [ 360.160605] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:50:50 blackspot kernel: [ 360.160612] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:50:50 blackspot kernel: [ 360.160619] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:50:50 blackspot kernel: [ 360.160626] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:50:50 blackspot kernel: [ 360.160632] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:50:51 blackspot kernel: [ 360.160668] INFO: task Xorg:1946 blocked for more than 120 seconds. Aug 30 21:50:51 blackspot kernel: [ 360.160672] Not tainted 3.16.1-linas #1 Aug 30 21:50:51 blackspot kernel: [ 360.160675] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:50:51 blackspot kernel: [ 360.160685] ffff88022fe73d58 0000000000000086 ffff88022fe73d28 ffff8802360dc530 Aug 30 21:50:52 blackspot kernel: [ 360.160692] ffff880200000000 ffff8800bfb09710 0000000000011800 ffff88022fe73fd8 Aug 30 21:50:52 blackspot kernel: [ 360.160698] 0000000000011800 ffff8800bfb09710 ffff88022fe73d68 ffff8802362d2098 Aug 30 21:50:52 blackspot kernel: [ 360.160704] Call Trace: Aug 30 21:50:52 blackspot kernel: [ 360.160713] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:50:52 blackspot kernel: [ 360.160719] [<ffffffff8131247b>] __pm_runtime_barrier+0x8b/0x160 Aug 30 21:50:52 blackspot kernel: [ 360.160726] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:50:53 blackspot kernel: [ 360.160733] [<ffffffff81313528>] pm_runtime_barrier+0x48/0xb0 Aug 30 21:50:53 blackspot kernel: [ 360.160740] [<ffffffff8127b2af>] pci_config_pm_runtime_get+0x3f/0x70 Aug 30 21:50:53 blackspot kernel: [ 360.160748] [<ffffffff8127ef94>] pci_read_config+0x84/0x250 Aug 30 21:50:53 blackspot kernel: [ 360.160758] [<ffffffff81174b05>] sysfs_kf_bin_read+0x45/0x70 Aug 30 21:50:53 blackspot kernel: [ 360.160765] [<ffffffff81173fcf>] kernfs_fop_read+0xaf/0x160 Aug 30 21:50:53 blackspot kernel: [ 360.160773] [<ffffffff81112176>] vfs_read+0xa6/0x170 Aug 30 21:50:54 blackspot kernel: [ 360.160779] [<ffffffff8111258a>] SyS_pread64+0x8a/0xa0 Aug 30 21:50:54 blackspot kernel: [ 360.160786] [<ffffffff814dd1d6>] system_call_fastpath+0x1a/0x1f Aug 30 21:52:41 blackspot kernel: [ 480.160045] INFO: task kworker/0:1:26 blocked for more than 120 seconds. Aug 30 21:52:42 blackspot kernel: [ 480.160059] Not tainted 3.16.1-linas #1 Aug 30 21:52:42 blackspot kernel: [ 480.160064] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:52:43 blackspot kernel: [ 480.160106] ffff880236307c28 0000000000000046 ffff880236307bd8 ffff8800bf20d490 Aug 30 21:52:43 blackspot kernel: [ 480.160114] ffff88022b4f1c20 ffff880236169710 0000000000011800 ffff880236307fd8 Aug 30 21:52:43 blackspot kernel: [ 480.160120] 0000000000011800 ffff880236169710 ffff880236307c38 ffff8802362d2098 Aug 30 21:52:43 blackspot kernel: [ 480.160127] Call Trace: Aug 30 21:52:44 blackspot kernel: [ 480.160143] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:52:44 blackspot kernel: [ 480.160153] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:52:44 blackspot kernel: [ 480.160164] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:52:44 blackspot kernel: [ 480.160170] [<ffffffff813135e7>] __pm_runtime_resume+0x57/0x90 Aug 30 21:52:44 blackspot kernel: [ 480.160287] [<ffffffffa051d5e2>] nouveau_connector_detect+0x62/0x3d0 [nouveau] Aug 30 21:52:44 blackspot kernel: [ 480.160296] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:52:45 blackspot kernel: [ 480.160306] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:52:45 blackspot kernel: [ 480.160318] [<ffffffffa02c93e0>] output_poll_execute+0xb0/0x180 [drm_kms_helper] Aug 30 21:52:45 blackspot kernel: [ 480.160326] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:52:45 blackspot kernel: [ 480.160334] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:52:45 blackspot kernel: [ 480.160342] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:52:45 blackspot kernel: [ 480.160350] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:52:45 blackspot kernel: [ 480.160357] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:52:46 blackspot kernel: [ 480.160364] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:52:46 blackspot kernel: [ 480.160371] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:52:46 blackspot kernel: [ 480.160381] INFO: task kworker/1:2:64 blocked for more than 120 seconds. Aug 30 21:52:46 blackspot kernel: [ 480.160386] Not tainted 3.16.1-linas #1 Aug 30 21:52:46 blackspot kernel: [ 480.160389] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:52:47 blackspot kernel: [ 480.160406] ffff880235e13ba8 0000000000000046 000000000000003a ffff8800bf209ec0 Aug 30 21:52:47 blackspot kernel: [ 480.160412] 0000000000000400 ffff880235f063f0 0000000000011800 ffff880235e13fd8 Aug 30 21:52:47 blackspot kernel: [ 480.160418] 0000000000011800 ffff880235f063f0 ffff880235e13bb8 ffff8802362d2098 Aug 30 21:52:47 blackspot kernel: [ 480.160424] Call Trace: Aug 30 21:52:48 blackspot kernel: [ 480.160433] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:52:48 blackspot kernel: [ 480.160439] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:52:48 blackspot kernel: [ 480.160447] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:52:48 blackspot kernel: [ 480.160453] [<ffffffff813133bd>] pm_runtime_forbid+0x3d/0x50 Aug 30 21:52:48 blackspot kernel: [ 480.160517] [<ffffffffa050a466>] nouveau_pmops_runtime_suspend+0xc6/0xe0 [nouveau] Aug 30 21:52:48 blackspot kernel: [ 480.160529] [<ffffffff8127cb45>] pci_pm_runtime_suspend+0x75/0x150 Aug 30 21:52:49 blackspot kernel: [ 480.160536] [<ffffffff8127cad0>] ? pci_pm_runtime_resume+0xb0/0xb0 Aug 30 21:52:49 blackspot kernel: [ 480.160543] [<ffffffff81312244>] __rpm_callback+0x24/0x70 Aug 30 21:52:49 blackspot kernel: [ 480.160549] [<ffffffff813122ba>] rpm_callback+0x2a/0x90 Aug 30 21:52:49 blackspot kernel: [ 480.160556] [<ffffffff81312780>] rpm_suspend+0xf0/0x4c0 Aug 30 21:52:49 blackspot kernel: [ 480.160564] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:52:50 blackspot kernel: [ 480.160571] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:52:50 blackspot kernel: [ 480.160578] [<ffffffff8131398a>] pm_runtime_work+0x9a/0xa0 Aug 30 21:52:50 blackspot kernel: [ 480.160585] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:52:50 blackspot kernel: [ 480.160593] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:52:50 blackspot kernel: [ 480.160601] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:52:50 blackspot kernel: [ 480.160608] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:52:51 blackspot kernel: [ 480.160615] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:52:51 blackspot kernel: [ 480.160622] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:52:51 blackspot kernel: [ 480.160628] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:52:51 blackspot kernel: [ 480.160664] INFO: task Xorg:1946 blocked for more than 120 seconds. Aug 30 21:52:51 blackspot kernel: [ 480.160668] Not tainted 3.16.1-linas #1 Aug 30 21:52:52 blackspot kernel: [ 480.160671] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:52:52 blackspot kernel: [ 480.160681] ffff88022fe73d58 0000000000000086 ffff88022fe73d28 ffff8802360dc530 Aug 30 21:52:52 blackspot kernel: [ 480.160687] ffff880200000000 ffff8800bfb09710 0000000000011800 ffff88022fe73fd8 Aug 30 21:52:52 blackspot kernel: [ 480.160694] 0000000000011800 ffff8800bfb09710 ffff88022fe73d68 ffff8802362d2098 Aug 30 21:52:52 blackspot kernel: [ 480.160700] Call Trace: Aug 30 21:52:53 blackspot kernel: [ 480.160708] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:52:53 blackspot kernel: [ 480.160714] [<ffffffff8131247b>] __pm_runtime_barrier+0x8b/0x160 Aug 30 21:52:53 blackspot kernel: [ 480.160722] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:52:53 blackspot kernel: [ 480.160729] [<ffffffff81313528>] pm_runtime_barrier+0x48/0xb0 Aug 30 21:52:53 blackspot kernel: [ 480.160736] [<ffffffff8127b2af>] pci_config_pm_runtime_get+0x3f/0x70 Aug 30 21:52:54 blackspot kernel: [ 480.160743] [<ffffffff8127ef94>] pci_read_config+0x84/0x250 Aug 30 21:52:54 blackspot kernel: [ 480.160753] [<ffffffff81174b05>] sysfs_kf_bin_read+0x45/0x70 Aug 30 21:52:54 blackspot kernel: [ 480.160760] [<ffffffff81173fcf>] kernfs_fop_read+0xaf/0x160 Aug 30 21:52:54 blackspot kernel: [ 480.160767] [<ffffffff81112176>] vfs_read+0xa6/0x170 Aug 30 21:52:54 blackspot kernel: [ 480.160773] [<ffffffff8111258a>] SyS_pread64+0x8a/0xa0 Aug 30 21:52:55 blackspot kernel: [ 480.160779] [<ffffffff814dd1d6>] system_call_fastpath+0x1a/0x1f Aug 30 21:54:41 blackspot kernel: [ 600.160044] INFO: task kworker/0:1:26 blocked for more than 120 seconds. Aug 30 21:54:42 blackspot kernel: [ 600.160061] Not tainted 3.16.1-linas #1 Aug 30 21:54:42 blackspot kernel: [ 600.160066] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:54:43 blackspot kernel: [ 600.160111] ffff880236307c28 0000000000000046 ffff880236307bd8 ffff8800bf20d490 Aug 30 21:54:43 blackspot kernel: [ 600.160118] ffff88022b4f1c20 ffff880236169710 0000000000011800 ffff880236307fd8 Aug 30 21:54:43 blackspot kernel: [ 600.160124] 0000000000011800 ffff880236169710 ffff880236307c38 ffff8802362d2098 Aug 30 21:54:44 blackspot kernel: [ 600.160131] Call Trace: Aug 30 21:54:44 blackspot kernel: [ 600.160150] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:54:44 blackspot kernel: [ 600.160160] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:54:44 blackspot kernel: [ 600.160171] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:54:44 blackspot kernel: [ 600.160177] [<ffffffff813135e7>] __pm_runtime_resume+0x57/0x90 Aug 30 21:54:45 blackspot kernel: [ 600.160290] [<ffffffffa051d5e2>] nouveau_connector_detect+0x62/0x3d0 [nouveau] Aug 30 21:54:45 blackspot kernel: [ 600.160299] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:54:45 blackspot kernel: [ 600.160309] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:54:45 blackspot kernel: [ 600.160322] [<ffffffffa02c93e0>] output_poll_execute+0xb0/0x180 [drm_kms_helper] Aug 30 21:54:45 blackspot kernel: [ 600.160329] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:54:45 blackspot kernel: [ 600.160337] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:54:45 blackspot kernel: [ 600.160345] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:54:46 blackspot kernel: [ 600.160353] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:54:46 blackspot kernel: [ 600.160361] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:54:46 blackspot kernel: [ 600.160368] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:54:46 blackspot kernel: [ 600.160374] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:54:46 blackspot kernel: [ 600.160385] INFO: task kworker/1:2:64 blocked for more than 120 seconds. Aug 30 21:54:47 blackspot kernel: [ 600.160390] Not tainted 3.16.1-linas #1 Aug 30 21:54:47 blackspot kernel: [ 600.160392] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:54:47 blackspot kernel: [ 600.160409] ffff880235e13ba8 0000000000000046 000000000000003a ffff8800bf209ec0 Aug 30 21:54:48 blackspot kernel: [ 600.160416] 0000000000000400 ffff880235f063f0 0000000000011800 ffff880235e13fd8 Aug 30 21:54:48 blackspot kernel: [ 600.160421] 0000000000011800 ffff880235f063f0 ffff880235e13bb8 ffff8802362d2098 Aug 30 21:54:48 blackspot kernel: [ 600.160428] Call Trace: Aug 30 21:54:48 blackspot kernel: [ 600.160436] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:54:48 blackspot kernel: [ 600.160442] [<ffffffff81312ffb>] rpm_resume+0x16b/0x4f0 Aug 30 21:54:49 blackspot kernel: [ 600.160450] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:54:49 blackspot kernel: [ 600.160456] [<ffffffff813133bd>] pm_runtime_forbid+0x3d/0x50 Aug 30 21:54:49 blackspot kernel: [ 600.160520] [<ffffffffa050a466>] nouveau_pmops_runtime_suspend+0xc6/0xe0 [nouveau] Aug 30 21:54:49 blackspot kernel: [ 600.160531] [<ffffffff8127cb45>] pci_pm_runtime_suspend+0x75/0x150 Aug 30 21:54:49 blackspot kernel: [ 600.160537] [<ffffffff8127cad0>] ? pci_pm_runtime_resume+0xb0/0xb0 Aug 30 21:54:50 blackspot kernel: [ 600.160545] [<ffffffff81312244>] __rpm_callback+0x24/0x70 Aug 30 21:54:50 blackspot kernel: [ 600.160551] [<ffffffff813122ba>] rpm_callback+0x2a/0x90 Aug 30 21:54:50 blackspot kernel: [ 600.160558] [<ffffffff81312780>] rpm_suspend+0xf0/0x4c0 Aug 30 21:54:50 blackspot kernel: [ 600.160566] [<ffffffff8104ced3>] ? add_timer+0x13/0x20 Aug 30 21:54:50 blackspot kernel: [ 600.160573] [<ffffffff81058398>] ? __queue_delayed_work+0x68/0x150 Aug 30 21:54:51 blackspot kernel: [ 600.160580] [<ffffffff8131398a>] pm_runtime_work+0x9a/0xa0 Aug 30 21:54:51 blackspot kernel: [ 600.160587] [<ffffffff81058674>] process_one_work+0x144/0x3e0 Aug 30 21:54:51 blackspot kernel: [ 600.160595] [<ffffffff81058fd2>] worker_thread+0x112/0x510 Aug 30 21:54:51 blackspot kernel: [ 600.160603] [<ffffffff81058ec0>] ? create_and_start_worker+0x50/0x50 Aug 30 21:54:51 blackspot kernel: [ 600.160610] [<ffffffff8105f4c4>] kthread+0xc4/0xe0 Aug 30 21:54:52 blackspot kernel: [ 600.160617] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:54:52 blackspot kernel: [ 600.160623] [<ffffffff814dd12c>] ret_from_fork+0x7c/0xb0 Aug 30 21:54:52 blackspot kernel: [ 600.160630] [<ffffffff8105f400>] ? flush_kthread_worker+0xa0/0xa0 Aug 30 21:54:52 blackspot kernel: [ 600.160666] INFO: task Xorg:1946 blocked for more than 120 seconds. Aug 30 21:54:53 blackspot kernel: [ 600.160670] Not tainted 3.16.1-linas #1 Aug 30 21:54:53 blackspot kernel: [ 600.160674] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Aug 30 21:54:53 blackspot kernel: [ 600.160683] ffff88022fe73d58 0000000000000086 ffff88022fe73d28 ffff8802360dc530 Aug 30 21:54:53 blackspot kernel: [ 600.160689] ffff880200000000 ffff8800bfb09710 0000000000011800 ffff88022fe73fd8 Aug 30 21:54:54 blackspot kernel: [ 600.160696] 0000000000011800 ffff8800bfb09710 ffff88022fe73d68 ffff8802362d2098 Aug 30 21:54:54 blackspot kernel: [ 600.160702] Call Trace: Aug 30 21:54:54 blackspot kernel: [ 600.160710] [<ffffffff814d9de4>] schedule+0x24/0x60 Aug 30 21:54:54 blackspot kernel: [ 600.160717] [<ffffffff8131247b>] __pm_runtime_barrier+0x8b/0x160 Aug 30 21:54:54 blackspot kernel: [ 600.160724] [<ffffffff810786a0>] ? __wake_up_sync+0x10/0x10 Aug 30 21:54:54 blackspot kernel: [ 600.160730] [<ffffffff81313528>] pm_runtime_barrier+0x48/0xb0 Aug 30 21:54:55 blackspot kernel: [ 600.160737] [<ffffffff8127b2af>] pci_config_pm_runtime_get+0x3f/0x70 Aug 30 21:54:55 blackspot kernel: [ 600.160745] [<ffffffff8127ef94>] pci_read_config+0x84/0x250 Aug 30 21:54:55 blackspot kernel: [ 600.160755] [<ffffffff81174b05>] sysfs_kf_bin_read+0x45/0x70 Aug 30 21:54:55 blackspot kernel: [ 600.160762] [<ffffffff81173fcf>] kernfs_fop_read+0xaf/0x160 Aug 30 21:54:55 blackspot kernel: [ 600.160770] [<ffffffff81112176>] vfs_read+0xa6/0x170 Aug 30 21:54:56 blackspot kernel: [ 600.160776] [<ffffffff8111258a>] SyS_pread64+0x8a/0xa0 Aug 30 21:54:56 blackspot kernel: [ 600.160783] [<ffffffff814dd1d6>] system_call_fastpath+0x1a/0x1f -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1097178 Title: nouveau failed to idle channel 0xcccc0000 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-raring/+bug/1097178/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
