nouveau lockup

Bug #1797296 reported by Brad Figg on 2018-10-11
10
This bug affects 2 people
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
High
Unassigned
Cosmic
High
Unassigned

Bug Description

Oct 10 11:38:30 sun kernel: [17891.545097] nouveau 0000:03:00.0: fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT]
Oct 10 11:38:30 sun kernel: [17891.545109] nouveau 0000:03:00.0: fifo: runlist 0: scheduled for recovery
Oct 10 11:38:30 sun kernel: [17891.545118] nouveau 0000:03:00.0: fifo: channel 12: killed
Oct 10 11:38:30 sun kernel: [17891.545125] nouveau 0000:03:00.0: fifo: engine 0: scheduled for recovery
Oct 10 11:38:30 sun kernel: [17891.545563] nouveau 0000:03:00.0: systemd-logind[944]: channel 12 killed!
Oct 10 11:42:24 sun kernel: [18125.788110] INFO: task kworker/u32:0:14726 blocked for more than 120 seconds.
Oct 10 11:42:24 sun kernel: [18125.788114] Tainted: G W 4.18.0-8-generic #9-Ubuntu
Oct 10 11:42:24 sun kernel: [18125.788115] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 10 11:42:24 sun kernel: [18125.788117] kworker/u32:0 D 0 14726 2 0x80000000
Oct 10 11:42:24 sun kernel: [18125.788154] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788155] Call Trace:
Oct 10 11:42:24 sun kernel: [18125.788161] __schedule+0x29e/0x840
Oct 10 11:42:24 sun kernel: [18125.788178] ? nvkm_ioctl_ntfy_get+0x5c/0x80 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788180] schedule+0x2c/0x80
Oct 10 11:42:24 sun kernel: [18125.788181] schedule_timeout+0x258/0x360
Oct 10 11:42:24 sun kernel: [18125.788197] ? nvif_object_ioctl+0x47/0x50 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788220] ? nouveau_bo_rd32+0x2a/0x30 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788242] ? nv84_fence_read+0x2c/0x30 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788263] ? nouveau_fence_no_signaling+0x2a/0x90 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788266] dma_fence_default_wait+0x1fc/0x260
Oct 10 11:42:24 sun kernel: [18125.788267] ? dma_fence_release+0xa0/0xa0
Oct 10 11:42:24 sun kernel: [18125.788269] dma_fence_wait_timeout+0x3e/0xf0
Oct 10 11:42:24 sun kernel: [18125.788275] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Oct 10 11:42:24 sun kernel: [18125.788309] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788311] ? __switch_to_asm+0x40/0x70
Oct 10 11:42:24 sun kernel: [18125.788312] ? __switch_to_asm+0x34/0x70
Oct 10 11:42:24 sun kernel: [18125.788333] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Oct 10 11:42:24 sun kernel: [18125.788335] process_one_work+0x20f/0x3c0
Oct 10 11:42:24 sun kernel: [18125.788337] worker_thread+0x34/0x400
Oct 10 11:42:24 sun kernel: [18125.788339] kthread+0x120/0x140
Oct 10 11:42:24 sun kernel: [18125.788340] ? pwq_unbound_release_workfn+0xd0/0xd0
Oct 10 11:42:24 sun kernel: [18125.788341] ? kthread_bind+0x40/0x40
Oct 10 11:42:24 sun kernel: [18125.788343] ret_from_fork+0x35/0x40
Oct 10 11:44:25 sun kernel: [18246.620114] INFO: task kworker/u32:0:14726 blocked for more than 120 seconds.
Oct 10 11:44:25 sun kernel: [18246.620117] Tainted: G W 4.18.0-8-generic #9-Ubuntu
Oct 10 11:44:25 sun kernel: [18246.620118] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 10 11:44:25 sun kernel: [18246.620120] kworker/u32:0 D 0 14726 2 0x80000000
Oct 10 11:44:25 sun kernel: [18246.620156] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620157] Call Trace:
Oct 10 11:44:25 sun kernel: [18246.620163] __schedule+0x29e/0x840
Oct 10 11:44:25 sun kernel: [18246.620180] ? nvkm_ioctl_ntfy_get+0x5c/0x80 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620181] schedule+0x2c/0x80
Oct 10 11:44:25 sun kernel: [18246.620183] schedule_timeout+0x258/0x360
Oct 10 11:44:25 sun kernel: [18246.620197] ? nvif_object_ioctl+0x47/0x50 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620221] ? nouveau_bo_rd32+0x2a/0x30 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620242] ? nv84_fence_read+0x2c/0x30 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620263] ? nouveau_fence_no_signaling+0x2a/0x90 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620265] dma_fence_default_wait+0x1fc/0x260
Oct 10 11:44:25 sun kernel: [18246.620267] ? dma_fence_release+0xa0/0xa0
Oct 10 11:44:25 sun kernel: [18246.620268] dma_fence_wait_timeout+0x3e/0xf0
Oct 10 11:44:25 sun kernel: [18246.620274] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Oct 10 11:44:25 sun kernel: [18246.620296] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620297] ? __switch_to_asm+0x40/0x70
Oct 10 11:44:25 sun kernel: [18246.620299] ? __switch_to_asm+0x34/0x70
Oct 10 11:44:25 sun kernel: [18246.620320] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Oct 10 11:44:25 sun kernel: [18246.620322] process_one_work+0x20f/0x3c0
Oct 10 11:44:25 sun kernel: [18246.620324] worker_thread+0x34/0x400
Oct 10 11:44:25 sun kernel: [18246.620326] kthread+0x120/0x140
Oct 10 11:44:25 sun kernel: [18246.620327] ? pwq_unbound_release_workfn+0xd0/0xd0
Oct 10 11:44:25 sun kernel: [18246.620328] ? kthread_bind+0x40/0x40
Oct 10 11:44:25 sun kernel: [18246.620330] ret_from_fork+0x35/0x40
Oct 10 11:46:26 sun kernel: [18367.452168] INFO: task kworker/u32:0:14726 blocked for more than 120 seconds.
Oct 10 11:46:26 sun kernel: [18367.452172] Tainted: G W 4.18.0-8-generic #9-Ubuntu
Oct 10 11:46:26 sun kernel: [18367.452173] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 10 11:46:26 sun kernel: [18367.452174] kworker/u32:0 D 0 14726 2 0x80000000
Oct 10 11:46:26 sun kernel: [18367.452212] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452213] Call Trace:
Oct 10 11:46:26 sun kernel: [18367.452219] __schedule+0x29e/0x840
Oct 10 11:46:26 sun kernel: [18367.452236] ? nvkm_ioctl_ntfy_get+0x5c/0x80 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452237] schedule+0x2c/0x80
Oct 10 11:46:26 sun kernel: [18367.452239] schedule_timeout+0x258/0x360
Oct 10 11:46:26 sun kernel: [18367.452254] ? nvif_object_ioctl+0x47/0x50 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452278] ? nouveau_bo_rd32+0x2a/0x30 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452300] ? nv84_fence_read+0x2c/0x30 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452333] ? nouveau_fence_no_signaling+0x2a/0x90 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452335] dma_fence_default_wait+0x1fc/0x260
Oct 10 11:46:26 sun kernel: [18367.452336] ? dma_fence_release+0xa0/0xa0
Oct 10 11:46:26 sun kernel: [18367.452338] dma_fence_wait_timeout+0x3e/0xf0
Oct 10 11:46:26 sun kernel: [18367.452345] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Oct 10 11:46:26 sun kernel: [18367.452366] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452368] ? __switch_to_asm+0x40/0x70
Oct 10 11:46:26 sun kernel: [18367.452369] ? __switch_to_asm+0x34/0x70
Oct 10 11:46:26 sun kernel: [18367.452390] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Oct 10 11:46:26 sun kernel: [18367.452392] process_one_work+0x20f/0x3c0
Oct 10 11:46:26 sun kernel: [18367.452394] worker_thread+0x34/0x400
Oct 10 11:46:26 sun kernel: [18367.452395] kthread+0x120/0x140
Oct 10 11:46:26 sun kernel: [18367.452397] ? pwq_unbound_release_workfn+0xd0/0xd0
Oct 10 11:46:26 sun kernel: [18367.452398] ? kthread_bind+0x40/0x40
Oct 10 11:46:26 sun kernel: [18367.452400] ret_from_fork+0x35/0x40
Oct 10 11:48:27 sun kernel: [18488.284112] INFO: task kworker/u32:0:14726 blocked for more than 120 seconds.
Oct 10 11:48:27 sun kernel: [18488.284116] Tainted: G W 4.18.0-8-generic #9-Ubuntu
Oct 10 11:48:27 sun kernel: [18488.284116] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 10 11:48:27 sun kernel: [18488.284118] kworker/u32:0 D 0 14726 2 0x80000000
Oct 10 11:48:27 sun kernel: [18488.284156] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284157] Call Trace:
Oct 10 11:48:27 sun kernel: [18488.284163] __schedule+0x29e/0x840
Oct 10 11:48:27 sun kernel: [18488.284180] ? nvkm_ioctl_ntfy_get+0x5c/0x80 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284181] schedule+0x2c/0x80
Oct 10 11:48:27 sun kernel: [18488.284183] schedule_timeout+0x258/0x360
Oct 10 11:48:27 sun kernel: [18488.284198] ? nvif_object_ioctl+0x47/0x50 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284221] ? nouveau_bo_rd32+0x2a/0x30 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284242] ? nv84_fence_read+0x2c/0x30 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284263] ? nouveau_fence_no_signaling+0x2a/0x90 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284265] dma_fence_default_wait+0x1fc/0x260
Oct 10 11:48:27 sun kernel: [18488.284266] ? dma_fence_release+0xa0/0xa0
Oct 10 11:48:27 sun kernel: [18488.284268] dma_fence_wait_timeout+0x3e/0xf0
Oct 10 11:48:27 sun kernel: [18488.284286] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Oct 10 11:48:27 sun kernel: [18488.284306] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284308] ? __switch_to_asm+0x40/0x70
Oct 10 11:48:27 sun kernel: [18488.284309] ? __switch_to_asm+0x34/0x70
Oct 10 11:48:27 sun kernel: [18488.284329] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Oct 10 11:48:27 sun kernel: [18488.284331] process_one_work+0x20f/0x3c0
Oct 10 11:48:27 sun kernel: [18488.284333] worker_thread+0x34/0x400
Oct 10 11:48:27 sun kernel: [18488.284334] kthread+0x120/0x140
Oct 10 11:48:27 sun kernel: [18488.284336] ? pwq_unbound_release_workfn+0xd0/0xd0
Oct 10 11:48:27 sun kernel: [18488.284337] ? kthread_bind+0x40/0x40
Oct 10 11:48:27 sun kernel: [18488.284338] ret_from_fork+0x35/0x40
Oct 10 11:48:48 sun org.gnome.SettingsDaemon.MediaKeys.desktop[2331]: [2857:2878:1010/114848.272692:ERROR:service_manager_context.cc(270)] Attempting to run unsupported native service: /opt/google/chrome/content_utility.service
Oct 10 11:48:48 sun org.gnome.SettingsDaemon.MediaKeys.desktop[2331]: [2857:2878:1010/114848.295389:ERROR:service_manager_context.cc(270)] Attempting to run unsupported native service: /opt/google/chrome/content_utility.service
Oct 10 11:48:48 sun org.gnome.SettingsDaemon.MediaKeys.desktop[2331]: [2857:2878:1010/114848.365006:ERROR:service_manager_context.cc(270)] Attempting to run unsupported native service: /opt/google/chrome/content_utility.service
Oct 10 11:50:27 sun kernel: [18609.116144] INFO: task kworker/u32:0:14726 blocked for more than 120 seconds.
Oct 10 11:50:27 sun kernel: [18609.116148] Tainted: G W 4.18.0-8-generic #9-Ubuntu
Oct 10 11:50:27 sun kernel: [18609.116149] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 10 11:50:27 sun kernel: [18609.116150] kworker/u32:0 D 0 14726 2 0x80000000
Oct 10 11:50:27 sun kernel: [18609.116188] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116189] Call Trace:
Oct 10 11:50:27 sun kernel: [18609.116194] __schedule+0x29e/0x840
Oct 10 11:50:27 sun kernel: [18609.116211] ? nvkm_ioctl_ntfy_get+0x5c/0x80 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116213] schedule+0x2c/0x80
Oct 10 11:50:27 sun kernel: [18609.116215] schedule_timeout+0x258/0x360
Oct 10 11:50:27 sun kernel: [18609.116230] ? nvif_object_ioctl+0x47/0x50 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116253] ? nouveau_bo_rd32+0x2a/0x30 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116275] ? nv84_fence_read+0x2c/0x30 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116308] ? nouveau_fence_no_signaling+0x2a/0x90 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116311] dma_fence_default_wait+0x1fc/0x260
Oct 10 11:50:27 sun kernel: [18609.116312] ? dma_fence_release+0xa0/0xa0
Oct 10 11:50:27 sun kernel: [18609.116314] dma_fence_wait_timeout+0x3e/0xf0
Oct 10 11:50:27 sun kernel: [18609.116320] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Oct 10 11:50:27 sun kernel: [18609.116342] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116343] ? __switch_to_asm+0x40/0x70
Oct 10 11:50:27 sun kernel: [18609.116345] ? __switch_to_asm+0x34/0x70
Oct 10 11:50:27 sun kernel: [18609.116366] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Oct 10 11:50:27 sun kernel: [18609.116368] process_one_work+0x20f/0x3c0
Oct 10 11:50:27 sun kernel: [18609.116370] worker_thread+0x34/0x400
Oct 10 11:50:27 sun kernel: [18609.116383] kthread+0x120/0x140
Oct 10 11:50:27 sun kernel: [18609.116385] ? pwq_unbound_release_workfn+0xd0/0xd0
Oct 10 11:50:27 sun kernel: [18609.116386] ? kthread_bind+0x40/0x40
Oct 10 11:50:27 sun kernel: [18609.116387] ret_from_fork+0x35/0x40
Oct 10 11:52:28 sun kernel: [18729.948114] INFO: task kworker/u32:0:14726 blocked for more than 120 seconds.
Oct 10 11:52:28 sun kernel: [18729.948118] Tainted: G W 4.18.0-8-generic #9-Ubuntu
Oct 10 11:52:28 sun kernel: [18729.948119] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Oct 10 11:52:28 sun kernel: [18729.948121] kworker/u32:0 D 0 14726 2 0x80000000
Oct 10 11:52:28 sun kernel: [18729.948158] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948160] Call Trace:
Oct 10 11:52:28 sun kernel: [18729.948165] __schedule+0x29e/0x840
Oct 10 11:52:28 sun kernel: [18729.948182] ? nvkm_ioctl_ntfy_get+0x5c/0x80 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948183] schedule+0x2c/0x80
Oct 10 11:52:28 sun kernel: [18729.948185] schedule_timeout+0x258/0x360
Oct 10 11:52:28 sun kernel: [18729.948199] ? nvif_object_ioctl+0x47/0x50 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948223] ? nouveau_bo_rd32+0x2a/0x30 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948244] ? nv84_fence_read+0x2c/0x30 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948265] ? nouveau_fence_no_signaling+0x2a/0x90 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948267] dma_fence_default_wait+0x1fc/0x260
Oct 10 11:52:28 sun kernel: [18729.948269] ? dma_fence_release+0xa0/0xa0
Oct 10 11:52:28 sun kernel: [18729.948270] dma_fence_wait_timeout+0x3e/0xf0
Oct 10 11:52:28 sun kernel: [18729.948276] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Oct 10 11:52:28 sun kernel: [18729.948298] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948299] ? __switch_to_asm+0x40/0x70
Oct 10 11:52:28 sun kernel: [18729.948301] ? __switch_to_asm+0x34/0x70
Oct 10 11:52:28 sun kernel: [18729.948334] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Oct 10 11:52:28 sun kernel: [18729.948336] process_one_work+0x20f/0x3c0
Oct 10 11:52:28 sun kernel: [18729.948338] worker_thread+0x34/0x400
Oct 10 11:52:28 sun kernel: [18729.948339] kthread+0x120/0x140
Oct 10 11:52:28 sun kernel: [18729.948341] ? pwq_unbound_release_workfn+0xd0/0xd0
Oct 10 11:52:28 sun kernel: [18729.948342] ? kthread_bind+0x40/0x40
Oct 10 11:52:28 sun kernel: [18729.948343] ret_from_fork+0x35/0x40

Brad Figg (brad-figg) wrote :

This bug is missing log files that will aid in diagnosing the problem. While running an Ubuntu kernel (not a mainline or third-party kernel) please enter the following command in a terminal window:

apport-collect 1797296

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the Ubuntu Kernel Team.

Changed in linux (Ubuntu):
status: New → Incomplete
tags: added: cosmic
Brad Figg (brad-figg) on 2018-10-11
Changed in linux (Ubuntu):
status: Incomplete → Triaged
Changed in linux (Ubuntu):
importance: Undecided → High
tags: added: kernel-key
tags: added: kernel-da-key
removed: kernel-key
Harry Coin (hcoin) wrote :
Download full text (4.3 KiB)

Jan 7 02:41:41 ceo1homenx kernel: [40698.439354] WARNING: CPU: 6 PID: 24218 at drivers/gpu/drm/nouveau/nvif/vmm.c:71 nvif_vmm_put+0x6d/0x80 [nouveau]
Jan 7 02:41:41 ceo1homenx kernel: [40698.439355] Modules linked in: vfio_pci vfio_virqfd vfio_iommu_type1 vfio rfcomm ebtable_filter ebtables ip6table_filter devlink ip6_tables iptable_filter bpfilter cmac bnep bridge stp llc dell_wmi sparse_keymap intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm wmi_bmof dell_smbios dell_wmi_descriptor irqbypass uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common crct10dif_pclmul crc32_pclmul videodev ghash_clmulni_intel pcbc media joydev aesni_intel dcdbas snd_hda_codec_hdmi input_leds snd_hda_codec_realtek snd_hda_codec_generic aes_x86_64 nouveau snd_usb_audio snd_hda_intel snd_usbmidi_lib snd_hda_codec crypto_simd cryptd snd_hda_core snd_hwdep glue_helper snd_pcm i915 snd_seq_midi snd_seq_midi_event intel_cstate intel_rapl_perf snd_rawmidi mxm_wmi ttm
Jan 7 02:41:41 ceo1homenx kernel: [40698.439378] snd_seq 8250_dw btusb btrtl btbcm btintel bluetooth ecdh_generic drm_kms_helper snd_seq_device snd_timer snd idma64 soundcore drm i2c_algo_bit fb_sys_fops syscopyarea sysfillrect sysimgblt mac_hid virt_dma mei_me mei video wmi acpi_pad sch_fq_codel parport_pc ppdev lp sunrpc parport ip_tables x_tables autofs4 btrfs xor zstd_compress raid6_pq libcrc32c hid_generic usbhid uas hid usb_storage alx ahci i2c_i801 intel_lpss_pci mdio libahci intel_lpss pinctrl_sunrisepoint pinctrl_intel
Jan 7 02:41:41 ceo1homenx kernel: [40698.439399] CPU: 6 PID: 24218 Comm: kworker/6:1 Tainted: G W 4.18.0-13-generic #14-Ubuntu
Jan 7 02:41:41 ceo1homenx kernel: [40698.439400] Hardware name: Dell Inc. XPS 8910/0WPMFG, BIOS 1.1.7 07/17/2018
Jan 7 02:41:41 ceo1homenx kernel: [40698.439423] Workqueue: events nouveau_cli_work [nouveau]
Jan 7 02:41:41 ceo1homenx kernel: [40698.439436] RIP: 0010:nvif_vmm_put+0x6d/0x80 [nouveau]
Jan 7 02:41:41 ceo1homenx kernel: [40698.439436] Code: 00 00 48 8d 55 e0 be 02 00 00 00 48 c7 45 e0 00 00 00 00 48 89 45 e8 e8 a1 e5 ff ff 85 c0 75 0a 48 c7 43 08 00 00 00 00 eb b7 <0f> 0b eb f2 e8 7a a9 b7 f9 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44
Jan 7 02:41:41 ceo1homenx kernel: [40698.439454] RSP: 0018:ffffb8f8486ffdb8 EFLAGS: 00010282
Jan 7 02:41:41 ceo1homenx kernel: [40698.439455] RAX: 00000000fffffffe RBX: ffffb8f8486ffde8 RCX: 0000000000000000
Jan 7 02:41:41 ceo1homenx kernel: [40698.439455] RDX: 0000000000000010 RSI: ffffb8f8486ffd28 RDI: ffffb8f8486ffdc8
Jan 7 02:41:41 ceo1homenx kernel: [40698.439456] RBP: ffffb8f8486ffdd8 R08: ffffffffc0970b40 R09: 0000000000000000
Jan 7 02:41:41 ceo1homenx kernel: [40698.439456] R10: ffff8af646b1d300 R11: 0000000000000030 R12: ffffb8f8486ffe20
Jan 7 02:41:41 ceo1homenx kernel: [40698.439457] R13: dead000000000200 R14: dead000000000100 R15: ffff8af646b1dde0
Jan 7 02:41:41 ceo1homenx kernel: [40698.439458] FS: 0000000000000000(0000) GS:ffff8af73ed80000(0000) knlGS:0000000000000000
Jan 7 02:41:41 ceo1homenx kernel: [40698.439459] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Jan 7 02:41:41 ceo1homenx kernel: [40698.439459] CR2: 00007f2b0f778...

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an 7 06:39:01 ceo1homenx CRON[29352]: (root) CMD ( [ -x /usr/lib/php/sessionclean ] && if [ ! -d /run/systemd/system ]; then /usr/lib/php/sessionclean; fi)
Jan 7 06:47:12 ceo1homenx kernel: [55429.029596] nouveau 0000:01:00.0: fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT]
Jan 7 06:47:12 ceo1homenx kernel: [55429.029607] nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery
Jan 7 06:47:12 ceo1homenx kernel: [55429.029615] nouveau 0000:01:00.0: fifo: channel 12: killed
Jan 7 06:47:12 ceo1homenx kernel: [55429.029622] nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery
Jan 7 06:47:12 ceo1homenx kernel: [55429.029951] nouveau 0000:01:00.0: Xorg[1901]: channel 12 killed!
Jan 7 06:47:37 ceo1homenx libvirtd[1522]: 2019-01-07 12:47:37.719+0000: 1522: error : virKeepAliveTimerInternal:140 : internal error: connection closed due to keepalive timeo
ut
Jan 7 06:49:46 ceo1homenx kernel: [55582.936599] INFO: task kworker/u16:12:28366 blocked for more than 120 seconds.
Jan 7 06:49:46 ceo1homenx kernel: [55582.936602] Tainted: G W 4.18.0-13-generic #14-Ubuntu
Jan 7 06:49:46 ceo1homenx kernel: [55582.936603] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Jan 7 06:49:46 ceo1homenx kernel: [55582.936604] kworker/u16:12 D 0 28366 2 0x80000000
Jan 7 06:49:46 ceo1homenx kernel: [55582.936636] Workqueue: events_unbound nv50_disp_atomic_commit_work [nouveau]
Jan 7 06:49:46 ceo1homenx kernel: [55582.936637] Call Trace:
Jan 7 06:49:46 ceo1homenx kernel: [55582.936642] __schedule+0x29e/0x840
Jan 7 06:49:46 ceo1homenx kernel: [55582.936644] schedule+0x2c/0x80
Jan 7 06:49:46 ceo1homenx kernel: [55582.936646] schedule_timeout+0x258/0x360
Jan 7 06:49:46 ceo1homenx kernel: [55582.936674] ? nv50_wndw_atomic_destroy_state+0x1d/0x20 [nouveau]
Jan 7 06:49:46 ceo1homenx kernel: [55582.936676] dma_fence_default_wait+0x1fc/0x260
Jan 7 06:49:46 ceo1homenx kernel: [55582.936678] ? dma_fence_release+0xa0/0xa0
Jan 7 06:49:46 ceo1homenx kernel: [55582.936679] dma_fence_wait_timeout+0x3e/0xf0
Jan 7 06:49:46 ceo1homenx kernel: [55582.936685] drm_atomic_helper_wait_for_fences+0x3f/0xc0 [drm_kms_helper]
Jan 7 06:49:46 ceo1homenx kernel: [55582.936704] nv50_disp_atomic_commit_tail+0x78/0x860 [nouveau]
Jan 7 06:49:46 ceo1homenx kernel: [55582.936705] ? __switch_to_asm+0x40/0x70
Jan 7 06:49:46 ceo1homenx kernel: [55582.936706] ? __switch_to_asm+0x34/0x70
Jan 7 06:49:46 ceo1homenx kernel: [55582.936725] nv50_disp_atomic_commit_work+0x12/0x20 [nouveau]
Jan 7 06:49:46 ceo1homenx kernel: [55582.936727] process_one_work+0x20f/0x3c0
Jan 7 06:49:46 ceo1homenx kernel: [55582.936728] worker_thread+0x34/0x400
Jan 7 06:49:46 ceo1homenx kernel: [55582.936730] kthread+0x120/0x140
Jan 7 06:49:46 ceo1homenx kernel: [55582.936731] ? pwq_unbound_release_workfn+0xd0/0xd0
Jan 7 06:49:46 ceo1homenx kernel: [55582.936732] ? kthread_bind+0x40/0x40
Jan 7 06:49:46 ceo1homenx kernel: [55582.936733] ret_from_fork+0x35/0x40
Jan 7 06:49:46 ceo1homenx kernel: [55582.936736] INFO: task kworker/u16:1:28944 blocked for more than 120 seconds.
Jan 7 06:49:46 ceo1homenx kernel: [55582.936737] Tainted: G ...

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