[ 1934.604695] nouveau E[ DRM] DDC responded, but no EDID for DP-1 [ 1951.111286] BUG: unable to handle kernel NULL pointer dereference at 0000000000000008 [ 1951.111620] IP: [] nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] [ 1951.111987] PGD 0 [ 1951.112593] Oops: 0000 [#1] PREEMPT SMP [ 1951.113203] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1951.116939] CPU: 4 PID: 91 Comm: kworker/4:1 Tainted: G O 3.18.2-1-ck #1 [ 1951.117734] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1951.118615] Workqueue: events nvkm_notify_work [nouveau] [ 1951.119412] task: ffff8804075987e0 ti: ffff880405848000 task.ti: ffff880405848000 [ 1951.120229] RIP: 0010:[] [] nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] [ 1951.121060] RSP: 0018:ffff88040584bce8 EFLAGS: 00010286 [ 1951.121891] RAX: 0000000000000000 RBX: ffff880405cd56d0 RCX: ffff8804075987e0 [ 1951.122735] RDX: ffff880405ead3c0 RSI: 0000000000000246 RDI: ffff880405cf2c00 [ 1951.123589] RBP: ffff88040584bce8 R08: 0000000000000246 R09: 0000000000000001 [ 1951.124442] R10: 000000c208200000 R11: 000000000002754e R12: ffff880405cf2c00 [ 1951.125301] R13: ffff880405cd5600 R14: ffff88040584bd08 R15: ffff88041dd16800 [ 1951.126150] FS: 0000000000000000(0000) GS:ffff88041dd00000(0000) knlGS:0000000000000000 [ 1951.127002] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1951.127853] CR2: 0000000000000008 CR3: 0000000001811000 CR4: 00000000001407e0 [ 1951.128693] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1951.129542] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1951.130376] Stack: [ 1951.131193] ffff88040584bd58 ffffffffa00ec99d 0000000000000001 ffff8804075987e0 [ 1951.132030] 0000000000000000 ffff8804075987e0 ffffffff8109d7e0 ffff880405cd56d8 [ 1951.132863] ffff880405cd56d8 00000000192de961 ffff880405cf2c00 ffff88040708a600 [ 1951.133714] Call Trace: [ 1951.134547] [] nouveau_i2c_acquire_pad+0x11d/0x160 [nouveau] [ 1951.135429] [] ? __wake_up_sync+0x20/0x20 [ 1951.136285] [] nvkm_output_dp_detect+0x3b/0xa0 [nouveau] [ 1951.137136] [] nvkm_output_dp_hpd+0xc1/0x150 [nouveau] [ 1951.137983] [] ? nouveau_fence_work_handler+0x20/0x30 [nouveau] [ 1951.138832] [] nvkm_notify_work+0x1d/0x90 [nouveau] [ 1951.139697] [] ? nouveau_fence_work_handler+0x20/0x30 [nouveau] [ 1951.140559] [] process_one_work+0x148/0x400 [ 1951.141430] [] worker_thread+0x6b/0x4a0 [ 1951.142317] [] ? init_pwq.part.30+0x10/0x10 [ 1951.143190] [] kthread+0xea/0x100 [ 1951.144071] [] ? kthread_create_on_node+0x1c0/0x1c0 [ 1951.144950] [] ret_from_fork+0x7c/0xb0 [ 1951.145829] [] ? kthread_create_on_node+0x1c0/0x1c0 [ 1951.146716] Code: 55 48 89 fa 48 89 e5 eb 05 66 90 48 89 c2 48 8b 42 08 48 85 c0 75 f4 b0 01 f0 0f c1 42 1c 85 c0 74 31 48 8b 42 28 eb 0c 0f 1f 00 <48> 8b 40 08 48 85 c0 74 0f 48 39 c7 75 f2 31 c0 5d c3 66 0f 1f [ 1951.147705] RIP [] nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] [ 1951.148682] RSP [ 1951.149622] CR2: 0000000000000008 [ 1951.196997] ---[ end trace 349e2a4d36eda7ca ]--- [ 1951.297785] BUG: unable to handle kernel paging request at ffffffffffffffd8 [ 1951.298339] IP: [] kthread_data+0x11/0x20 [ 1951.299216] PGD 1814067 PUD 1816067 PMD 0 [ 1951.300178] Oops: 0000 [#2] PREEMPT SMP [ 1951.301137] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1951.306642] CPU: 4 PID: 91 Comm: kworker/4:1 Tainted: G D O 3.18.2-1-ck #1 [ 1951.307805] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1951.308989] task: ffff8804075987e0 ti: ffff880405848000 task.ti: ffff880405848000 [ 1951.310160] RIP: 0010:[] [] kthread_data+0x11/0x20 [ 1951.311359] RSP: 0018:ffff88040584b7e0 EFLAGS: 00010096 [ 1951.312563] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000000027 [ 1951.313773] RDX: 0000000000000040 RSI: 0000000000000004 RDI: ffff8804075987e0 [ 1951.314989] RBP: ffff88040584b7f8 R08: 0000000000000296 R09: ffff88040766b0c0 [ 1951.316196] R10: ffff88041dd198c0 R11: ffffea001016a880 R12: ffff8804075987d0 [ 1951.317405] R13: 0000000000000004 R14: 0000000000000004 R15: ffff88041dd135c0 [ 1951.318634] FS: 0000000000000000(0000) GS:ffff88041dd00000(0000) knlGS:0000000000000000 [ 1951.319786] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1951.320930] CR2: 0000000000000028 CR3: 000000040717c000 CR4: 00000000001407e0 [ 1951.322085] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1951.323207] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1951.324285] Stack: [ 1951.325309] ffffffff8108ab45 0000000000000004 0000000000000000 ffff88040584b948 [ 1951.326311] ffffffff8152ee1f ffff88040584b838 ffff8804075987e0 000000000000a030 [ 1951.327285] ffff8804075987e0 ffff880407598ba0 ffff88041d8782a0 00ff88041dd16c00 [ 1951.328240] Call Trace: [ 1951.329179] [] ? wq_worker_sleeping+0x15/0xa0 [ 1951.330124] [] __schedule+0xd2f/0x1190 [ 1951.331057] [] ? put_io_context+0x66/0xa0 [ 1951.331982] [] ? put_io_context_active+0xab/0xd0 [ 1951.332897] [] schedule+0x29/0x70 [ 1951.333799] [] do_exit+0x84a/0xaf0 [ 1951.334705] [] oops_end+0x9f/0xe0 [ 1951.335659] [] no_context+0x177/0x3a0 [ 1951.336558] [] __bad_area_nosemaphore+0x12d/0x250 [ 1951.337457] [] ? __switch_to+0x176/0x600 [ 1951.338356] [] bad_area_nosemaphore+0x13/0x20 [ 1951.339242] [] __do_page_fault+0x344/0x600 [ 1951.340132] [] ? __schedule+0x878/0x1190 [ 1951.341020] [] do_page_fault+0x22/0x30 [ 1951.341914] [] page_fault+0x28/0x30 [ 1951.342817] [] ? nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] [ 1951.343701] [] nouveau_i2c_acquire_pad+0x11d/0x160 [nouveau] [ 1951.344574] [] ? __wake_up_sync+0x20/0x20 [ 1951.345478] [] nvkm_output_dp_detect+0x3b/0xa0 [nouveau] [ 1951.346366] [] nvkm_output_dp_hpd+0xc1/0x150 [nouveau] [ 1951.347252] [] ? nouveau_fence_work_handler+0x20/0x30 [nouveau] [ 1951.348121] [] nvkm_notify_work+0x1d/0x90 [nouveau] [ 1951.349006] [] ? nouveau_fence_work_handler+0x20/0x30 [nouveau] [ 1951.349878] [] process_one_work+0x148/0x400 [ 1951.350762] [] worker_thread+0x6b/0x4a0 [ 1951.351644] [] ? init_pwq.part.30+0x10/0x10 [ 1951.352556] [] kthread+0xea/0x100 [ 1951.353424] [] ? kthread_create_on_node+0x1c0/0x1c0 [ 1951.354302] [] ret_from_fork+0x7c/0xb0 [ 1951.355172] [] ? kthread_create_on_node+0x1c0/0x1c0 [ 1951.356051] Code: 48 89 e5 5d 48 8b 40 c8 48 c1 e8 02 83 e0 01 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 8b 87 58 03 00 00 55 48 89 e5 5d <48> 8b 40 d8 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 [ 1951.357023] RIP [] kthread_data+0x11/0x20 [ 1951.357967] RSP [ 1951.358882] CR2: ffffffffffffffd8 [ 1951.359772] ---[ end trace 349e2a4d36eda7cb ]--- [ 1951.460418] Fixing recursive fault but reboot is needed! [ 1951.460424] BUG: scheduling while atomic: kworker/4:1/91/0x00000004 [ 1951.460427] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1951.460608] CPU: 4 PID: 91 Comm: kworker/4:1 Tainted: G D O 3.18.2-1-ck #1 [ 1951.460612] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1951.460626] 0000000000000000 00000000192de961 ffff88040584b2e8 ffffffff8152d148 [ 1951.460634] 0000000000000000 0000000000000009 ffff88040584b2f8 ffffffff810968ee [ 1951.460643] ffff88040584b448 ffffffff8152efbe ffff88040584b328 ffff8804075987e0 [ 1951.460651] Call Trace: [ 1951.460658] [] dump_stack+0x4e/0x71 [ 1951.460663] [] __schedule_bug+0x4e/0x60 [ 1951.460668] [] __schedule+0xece/0x1190 [ 1951.460675] [] ? wake_up_klogd+0x3c/0x60 [ 1951.460680] [] ? console_unlock+0x282/0x460 [ 1951.460685] [] ? vprintk_emit+0x315/0x540 [ 1951.460691] [] ? printk+0x5c/0x72 [ 1951.460696] [] schedule+0x29/0x70 [ 1951.460701] [] do_exit+0x8ff/0xaf0 [ 1951.460707] [] oops_end+0x9f/0xe0 [ 1951.460712] [] no_context+0x177/0x3a0 [ 1951.460717] [] __bad_area_nosemaphore+0x12d/0x250 [ 1951.460738] [] ? nv50_dma_push+0xfc/0x140 [nouveau] [ 1951.460743] [] bad_area_nosemaphore+0x13/0x20 [ 1951.460748] [] __do_page_fault+0x344/0x600 [ 1951.460754] [] ? put_dec+0x72/0x90 [ 1951.460759] [] ? number.isra.2+0x32f/0x360 [ 1951.460764] [] ? fsnotify_clear_marks_by_inode+0xb8/0x150 [ 1951.460770] [] ? put_dec+0x72/0x90 [ 1951.460775] [] do_page_fault+0x22/0x30 [ 1951.460779] [] page_fault+0x28/0x30 [ 1951.460784] [] ? kthread_data+0x11/0x20 [ 1951.460789] [] ? wq_worker_sleeping+0x15/0xa0 [ 1951.460794] [] __schedule+0xd2f/0x1190 [ 1951.460800] [] ? put_io_context+0x66/0xa0 [ 1951.460804] [] ? put_io_context_active+0xab/0xd0 [ 1951.460810] [] schedule+0x29/0x70 [ 1951.460815] [] do_exit+0x84a/0xaf0 [ 1951.460820] [] oops_end+0x9f/0xe0 [ 1951.460825] [] no_context+0x177/0x3a0 [ 1951.460830] [] __bad_area_nosemaphore+0x12d/0x250 [ 1951.460835] [] ? __switch_to+0x176/0x600 [ 1951.460840] [] bad_area_nosemaphore+0x13/0x20 [ 1951.460845] [] __do_page_fault+0x344/0x600 [ 1951.460850] [] ? __schedule+0x878/0x1190 [ 1951.460855] [] do_page_fault+0x22/0x30 [ 1951.460860] [] page_fault+0x28/0x30 [ 1951.460880] [] ? nouveau_i2c_try_acquire_pad+0x30/0x70 [nouveau] [ 1951.460898] [] nouveau_i2c_acquire_pad+0x11d/0x160 [nouveau] [ 1951.460903] [] ? __wake_up_sync+0x20/0x20 [ 1951.460924] [] nvkm_output_dp_detect+0x3b/0xa0 [nouveau] [ 1951.460941] [] nvkm_output_dp_hpd+0xc1/0x150 [nouveau] [ 1951.460961] [] ? nouveau_fence_work_handler+0x20/0x30 [nouveau] [ 1951.460975] [] nvkm_notify_work+0x1d/0x90 [nouveau] [ 1951.460993] [] ? nouveau_fence_work_handler+0x20/0x30 [nouveau] [ 1951.460998] [] process_one_work+0x148/0x400 [ 1951.461003] [] worker_thread+0x6b/0x4a0 [ 1951.461009] [] ? init_pwq.part.30+0x10/0x10 [ 1951.461014] [] kthread+0xea/0x100 [ 1951.461019] [] ? kthread_create_on_node+0x1c0/0x1c0 [ 1951.461023] [] ret_from_fork+0x7c/0xb0 [ 1951.461028] [] ? kthread_create_on_node+0x1c0/0x1c0 [ 1961.331566] ------------[ cut here ]------------ [ 1961.331572] WARNING: CPU: 0 PID: 775 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1961.331573] Watchdog detected hard LOCKUP on cpu 0 [ 1961.331575] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1961.331673] CPU: 0 PID: 775 Comm: Xorg.bin Tainted: G D W O 3.18.2-1-ck #1 [ 1961.331674] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1961.331676] 0000000000000000 000000007c18ba81 ffff88041dc05ba8 ffffffff8152d148 [ 1961.331680] 0000000000000000 ffff88041dc05c00 ffff88041dc05be8 ffffffff810717a1 [ 1961.331685] 0000000000000000 ffff88041d814000 0000000000000000 ffff88041dc05d40 [ 1961.331689] Call Trace: [ 1961.331691] [] dump_stack+0x4e/0x71 [ 1961.331696] [] warn_slowpath_common+0x81/0xa0 [ 1961.331699] [] warn_slowpath_fmt+0x55/0x70 [ 1961.331702] [] watchdog_overflow_callback+0x9c/0xd0 [ 1961.331706] [] __perf_event_overflow+0x9c/0x240 [ 1961.331708] [] perf_event_overflow+0x14/0x20 [ 1961.331711] [] intel_pmu_handle_irq+0x200/0x410 [ 1961.331715] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1961.331785] [] perf_event_nmi_handler+0x2b/0x50 [ 1961.331788] [] nmi_handle+0x7c/0x170 [ 1961.331790] [] default_do_nmi+0xd8/0x140 [ 1961.331793] [] do_nmi+0x90/0xe0 [ 1961.331795] [] end_repeat_nmi+0x1e/0x2e [ 1961.331798] [] ? _raw_spin_lock+0x37/0x40 [ 1961.331800] [] ? _raw_spin_lock+0x37/0x40 [ 1961.331802] [] ? _raw_spin_lock+0x37/0x40 [ 1961.331804] <> [] scheduler_tick+0x376/0x6f0 [ 1961.331810] [] ? rcu_check_callbacks+0x283/0x780 [ 1961.331813] [] ? update_wall_time+0x418/0x5e0 [ 1961.331816] [] update_process_times+0x64/0x80 [ 1961.331819] [] tick_sched_handle.isra.16+0x25/0x60 [ 1961.331822] [] tick_sched_timer+0x45/0x80 [ 1961.331824] [] __run_hrtimer+0x77/0x250 [ 1961.331827] [] ? tick_sched_handle.isra.16+0x60/0x60 [ 1961.331830] [] hrtimer_interrupt+0x107/0x260 [ 1961.331833] [] local_apic_timer_interrupt+0x3e/0x70 [ 1961.331836] [] smp_apic_timer_interrupt+0x43/0x60 [ 1961.331839] [] apic_timer_interrupt+0x6d/0x80 [ 1961.331840] [] ? hw_breakpoint_pmu_read+0x10/0x10 [ 1961.331846] [] ? delay_tsc+0x43/0xc0 [ 1961.331848] [] __delay+0xf/0x20 [ 1961.331851] [] __const_udelay+0x27/0x30 [ 1961.331862] [] nv50_dac_sense+0x17a/0x240 [nouveau] [ 1961.331873] [] nv50_disp_base_mthd+0x481/0x540 [nouveau] [ 1961.331881] [] nvkm_ioctl_mthd+0xe4/0x110 [nouveau] [ 1961.331888] [] nvkm_ioctl+0x384/0x3e0 [nouveau] [ 1961.331891] [] ? __wake_up+0x48/0x60 [ 1961.331901] [] nvkm_client_ioctl+0x12/0x20 [nouveau] [ 1961.331911] [] nvif_object_ioctl+0x89/0xa0 [nouveau] [ 1961.331920] [] nvif_object_mthd+0x14a/0x180 [nouveau] [ 1961.331928] [] ? _object_find+0x69/0xa0 [drm] [ 1961.331936] [] nv50_dac_detect+0x83/0xc0 [nouveau] [ 1961.331945] [] nouveau_connector_detect+0x233/0x480 [nouveau] [ 1961.331952] [] drm_helper_probe_single_connector_modes_merge_bits+0x303/0x460 [drm_kms_helper] [ 1961.331956] [] drm_helper_probe_single_connector_modes+0x13/0x20 [drm_kms_helper] [ 1961.331963] [] drm_mode_getconnector+0x3ff/0x470 [drm] [ 1961.331969] [] drm_ioctl+0x1e4/0x6b0 [drm] [ 1961.331980] [] nouveau_drm_ioctl+0x72/0xd0 [nouveau] [ 1961.332251] [] do_vfs_ioctl+0x2d0/0x4b0 [ 1961.332254] [] ? __sys_recvmsg+0x51/0x90 [ 1961.332256] [] SyS_ioctl+0x81/0xa0 [ 1961.332258] [] system_call_fastpath+0x12/0x17 [ 1961.332260] ---[ end trace 349e2a4d36eda7cc ]--- [ 1963.555292] ------------[ cut here ]------------ [ 1963.555298] WARNING: CPU: 1 PID: 0 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1963.555300] Watchdog detected hard LOCKUP on cpu 1 [ 1963.555301] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1963.555527] CPU: 1 PID: 0 Comm: BFS/1 Tainted: G D W O 3.18.2-1-ck #1 [ 1963.555529] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1963.555531] 0000000000000000 3282bf6007c765ba ffff88041dc45ba8 ffffffff8152d148 [ 1963.555535] 0000000000000000 ffff88041dc45c00 ffff88041dc45be8 ffffffff810717a1 [ 1963.555539] 0000000000000000 ffff880407be0000 0000000000000000 ffff88041dc45d40 [ 1963.555544] Call Trace: [ 1963.555545] [] dump_stack+0x4e/0x71 [ 1963.555551] [] warn_slowpath_common+0x81/0xa0 [ 1963.555554] [] warn_slowpath_fmt+0x55/0x70 [ 1963.555557] [] watchdog_overflow_callback+0x9c/0xd0 [ 1963.555560] [] __perf_event_overflow+0x9c/0x240 [ 1963.555563] [] perf_event_overflow+0x14/0x20 [ 1963.555565] [] intel_pmu_handle_irq+0x200/0x410 [ 1963.555568] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1963.555571] [] perf_event_nmi_handler+0x2b/0x50 [ 1963.555574] [] nmi_handle+0x7c/0x170 [ 1963.555576] [] default_do_nmi+0xd8/0x140 [ 1963.555579] [] do_nmi+0x90/0xe0 [ 1963.555581] [] end_repeat_nmi+0x1e/0x2e [ 1963.555584] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1963.555586] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1963.555589] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1963.555590] <> [] try_to_wake_up+0x33/0x1d0 [ 1963.555596] [] ? migrate_timer_list+0xd0/0xd0 [ 1963.555598] [] wake_up_process+0x27/0x50 [ 1963.555601] [] process_timeout+0xe/0x10 [ 1963.555603] [] call_timer_fn+0x3a/0x170 [ 1963.555606] [] ? migrate_timer_list+0xd0/0xd0 [ 1963.555608] [] run_timer_softirq+0x274/0x330 [ 1963.555611] [] ? lapic_next_deadline+0x34/0x40 [ 1963.555613] [] __do_softirq+0xfd/0x2f0 [ 1963.555671] [] irq_exit+0x8e/0xb0 [ 1963.555674] [] smp_apic_timer_interrupt+0x48/0x60 [ 1963.555677] [] apic_timer_interrupt+0x6d/0x80 [ 1963.555678] [] ? cpuidle_enter_state+0x65/0x1a0 [ 1963.555684] [] ? cpuidle_enter_state+0x51/0x1a0 [ 1963.555686] [] cpuidle_enter+0x17/0x20 [ 1963.555689] [] cpu_startup_entry+0x3d9/0x460 [ 1963.555692] [] start_secondary+0x1b4/0x1f0 [ 1963.555694] ---[ end trace 349e2a4d36eda7cd ]--- [ 1964.344820] ------------[ cut here ]------------ [ 1964.344827] WARNING: CPU: 3 PID: 0 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1964.344828] Watchdog detected hard LOCKUP on cpu 3 [ 1964.344895] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1964.344993] CPU: 3 PID: 0 Comm: BFS/3 Tainted: G D W O 3.18.2-1-ck #1 [ 1964.344994] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1964.344996] 0000000000000000 72b925380c9e6b7c ffff88041dcc5ba8 ffffffff8152d148 [ 1964.345000] 0000000000000000 ffff88041dcc5c00 ffff88041dcc5be8 ffffffff810717a1 [ 1964.345070] 0000000000000000 ffff880407518000 0000000000000000 ffff88041dcc5d40 [ 1964.345074] Call Trace: [ 1964.345075] [] dump_stack+0x4e/0x71 [ 1964.345081] [] warn_slowpath_common+0x81/0xa0 [ 1964.345084] [] warn_slowpath_fmt+0x55/0x70 [ 1964.345087] [] watchdog_overflow_callback+0x9c/0xd0 [ 1964.345089] [] __perf_event_overflow+0x9c/0x240 [ 1964.345092] [] perf_event_overflow+0x14/0x20 [ 1964.345094] [] intel_pmu_handle_irq+0x200/0x410 [ 1964.345097] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1964.345100] [] perf_event_nmi_handler+0x2b/0x50 [ 1964.345103] [] nmi_handle+0x7c/0x170 [ 1964.345105] [] default_do_nmi+0xd8/0x140 [ 1964.345107] [] do_nmi+0x90/0xe0 [ 1964.345110] [] end_repeat_nmi+0x1e/0x2e [ 1964.345112] [] ? _raw_spin_lock_irqsave+0x52/0x70 [ 1964.345115] [] ? _raw_spin_lock_irqsave+0x52/0x70 [ 1964.345117] [] ? _raw_spin_lock_irqsave+0x52/0x70 [ 1964.345118] <> [] try_to_wake_up+0x33/0x1d0 [ 1964.345123] [] wake_up_process+0x27/0x50 [ 1964.345126] [] hrtimer_wakeup+0x22/0x40 [ 1964.345129] [] __run_hrtimer+0x77/0x250 [ 1964.345131] [] ? __run_hrtimer+0x250/0x250 [ 1964.345134] [] hrtimer_interrupt+0x107/0x260 [ 1964.345136] [] local_apic_timer_interrupt+0x3e/0x70 [ 1964.345139] [] smp_apic_timer_interrupt+0x43/0x60 [ 1964.345142] [] apic_timer_interrupt+0x6d/0x80 [ 1964.345143] [] ? cpuidle_enter_state+0x65/0x1a0 [ 1964.345148] [] ? cpuidle_enter_state+0x51/0x1a0 [ 1964.345150] [] cpuidle_enter+0x17/0x20 [ 1964.345153] [] cpu_startup_entry+0x3d9/0x460 [ 1964.345156] [] start_secondary+0x1b4/0x1f0 [ 1964.345158] ---[ end trace 349e2a4d36eda7ce ]--- [ 1967.979485] ------------[ cut here ]------------ [ 1967.979489] WARNING: CPU: 5 PID: 0 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1967.979491] Watchdog detected hard LOCKUP on cpu 5 [ 1967.979492] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1967.979659] CPU: 5 PID: 0 Comm: BFS/5 Tainted: G D W O 3.18.2-1-ck #1 [ 1967.979660] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1967.979662] 0000000000000000 3068a369a41ac039 ffff88041dd45ba8 ffffffff8152d148 [ 1967.979666] 0000000000000000 ffff88041dd45c00 ffff88041dd45be8 ffffffff810717a1 [ 1967.979670] 0000000000000000 ffff8804075e8000 0000000000000000 ffff88041dd45d40 [ 1967.979675] Call Trace: [ 1967.979676] [] dump_stack+0x4e/0x71 [ 1967.979682] [] warn_slowpath_common+0x81/0xa0 [ 1967.979685] [] warn_slowpath_fmt+0x55/0x70 [ 1967.979687] [] watchdog_overflow_callback+0x9c/0xd0 [ 1967.979690] [] __perf_event_overflow+0x9c/0x240 [ 1967.979693] [] perf_event_overflow+0x14/0x20 [ 1967.979695] [] intel_pmu_handle_irq+0x200/0x410 [ 1967.979698] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1967.979700] [] perf_event_nmi_handler+0x2b/0x50 [ 1967.979703] [] nmi_handle+0x7c/0x170 [ 1967.979706] [] default_do_nmi+0x4a/0x140 [ 1967.979708] [] do_nmi+0x90/0xe0 [ 1967.979711] [] end_repeat_nmi+0x1e/0x2e [ 1967.979713] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1967.979715] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1967.979718] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1967.979719] <> [] try_to_wake_up+0x33/0x1d0 [ 1967.979724] [] default_wake_function+0x12/0x20 [ 1967.979727] [] autoremove_wake_function+0x16/0x40 [ 1967.979730] [] wake_bit_function+0x37/0x40 [ 1967.979733] [] __wake_up_common+0x55/0x90 [ 1967.979735] [] __wake_up+0x3d/0x60 [ 1967.979738] [] __wake_up_bit+0x50/0x70 [ 1967.979741] [] end_page_writeback+0x3f/0x60 [ 1967.979749] [] ext4_finish_bio+0x1bc/0x280 [ext4] [ 1967.979755] [] ext4_end_bio+0xc0/0x120 [ext4] [ 1967.979760] [] ? scsi_done+0x21/0x80 [scsi_mod] [ 1967.979764] [] bio_endio+0x63/0x90 [ 1967.979767] [] blk_update_request+0x94/0x3a0 [ 1967.979773] [] scsi_end_request+0x37/0x1e0 [scsi_mod] [ 1967.979778] [] scsi_io_completion+0xba/0x600 [scsi_mod] [ 1967.979783] [] scsi_finish_command+0xbe/0x100 [scsi_mod] [ 1967.979788] [] scsi_softirq_done+0x11a/0x150 [scsi_mod] [ 1967.979791] [] blk_done_softirq+0x8b/0xb0 [ 1967.979793] [] __do_softirq+0xfd/0x2f0 [ 1967.979795] [] irq_exit+0x8e/0xb0 [ 1967.979798] [] do_IRQ+0x5a/0xf0 [ 1967.979868] [] common_interrupt+0x6d/0x6d [ 1967.979870] [] ? cpuidle_enter_state+0x65/0x1a0 [ 1967.979875] [] ? cpuidle_enter_state+0x51/0x1a0 [ 1967.979877] [] cpuidle_enter+0x17/0x20 [ 1967.979880] [] cpu_startup_entry+0x3d9/0x460 [ 1967.979882] [] start_secondary+0x1b4/0x1f0 [ 1967.979884] ---[ end trace 349e2a4d36eda7cf ]--- [ 1968.949173] ------------[ cut here ]------------ [ 1968.949179] WARNING: CPU: 2 PID: 181 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1968.949181] Watchdog detected hard LOCKUP on cpu 2 [ 1968.949182] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1968.949359] CPU: 2 PID: 181 Comm: systemd-journal Tainted: G D W O 3.18.2-1-ck #1 [ 1968.949360] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1968.949362] 0000000000000000 00000000c7fa3a42 ffff88041dc85ba8 ffffffff8152d148 [ 1968.949366] 0000000000000000 ffff88041dc85c00 ffff88041dc85be8 ffffffff810717a1 [ 1968.949370] 0000000000000000 ffff8804074c0000 0000000000000000 ffff88041dc85d40 [ 1968.949375] Call Trace: [ 1968.949376] [] dump_stack+0x4e/0x71 [ 1968.949382] [] warn_slowpath_common+0x81/0xa0 [ 1968.949385] [] warn_slowpath_fmt+0x55/0x70 [ 1968.949388] [] watchdog_overflow_callback+0x9c/0xd0 [ 1968.949390] [] __perf_event_overflow+0x9c/0x240 [ 1968.949393] [] perf_event_overflow+0x14/0x20 [ 1968.949395] [] intel_pmu_handle_irq+0x200/0x410 [ 1968.949398] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1968.949401] [] perf_event_nmi_handler+0x2b/0x50 [ 1968.949404] [] nmi_handle+0x7c/0x170 [ 1968.949406] [] default_do_nmi+0xd8/0x140 [ 1968.949408] [] do_nmi+0x90/0xe0 [ 1968.949411] [] end_repeat_nmi+0x1e/0x2e [ 1968.949414] [] ? schedule+0x29/0x70 [ 1968.949416] [] ? _raw_spin_lock_irq+0x47/0x50 [ 1968.949418] [] ? _raw_spin_lock_irq+0x47/0x50 [ 1968.949421] [] ? _raw_spin_lock_irq+0x47/0x50 [ 1968.949422] <> [] __schedule+0xd9/0x1190 [ 1968.949429] [] ? bfq_insert_request+0x605/0xfe0 [ 1968.949432] [] ? __blk_run_queue+0x37/0x50 [ 1968.949434] [] ? queue_unplugged+0x3f/0xc0 [ 1968.949437] [] ? bit_wait+0x60/0x60 [ 1968.949440] [] schedule+0x29/0x70 [ 1968.949442] [] io_schedule+0x98/0x100 [ 1968.949445] [] bit_wait_io+0x34/0x60 [ 1968.949448] [] __wait_on_bit+0x67/0x90 [ 1968.949451] [] wait_on_page_bit+0xbe/0xe0 [ 1968.949454] [] ? autoremove_wake_function+0x40/0x40 [ 1968.949456] [] filemap_fdatawait_range+0x102/0x1a0 [ 1968.949459] [] filemap_write_and_wait_range+0x3f/0x70 [ 1968.949465] [] ext4_sync_file+0x110/0x370 [ext4] [ 1968.949469] [] do_fsync+0x51/0x80 [ 1968.949472] [] SyS_fsync+0x10/0x20 [ 1968.949474] [] system_call_fastpath+0x12/0x17 [ 1968.949476] ---[ end trace 349e2a4d36eda7d0 ]--- [ 1970.631379] ------------[ cut here ]------------ [ 1970.631384] WARNING: CPU: 6 PID: 0 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1970.631385] Watchdog detected hard LOCKUP on cpu 6 [ 1970.631387] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1970.631483] CPU: 6 PID: 0 Comm: BFS/6 Tainted: G D W O 3.18.2-1-ck #1 [ 1970.631485] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1970.631486] 0000000000000000 58baac91755df8cf ffff88041dd85ba8 ffffffff8152d148 [ 1970.631490] 0000000000000000 ffff88041dd85c00 ffff88041dd85be8 ffffffff810717a1 [ 1970.631495] 0000000000000000 ffff880407650000 0000000000000000 ffff88041dd85d40 [ 1970.631499] Call Trace: [ 1970.631501] [] dump_stack+0x4e/0x71 [ 1970.631506] [] warn_slowpath_common+0x81/0xa0 [ 1970.631508] [] warn_slowpath_fmt+0x55/0x70 [ 1970.631511] [] watchdog_overflow_callback+0x9c/0xd0 [ 1970.631514] [] __perf_event_overflow+0x9c/0x240 [ 1970.631517] [] perf_event_overflow+0x14/0x20 [ 1970.631600] [] intel_pmu_handle_irq+0x200/0x410 [ 1970.631603] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1970.631606] [] perf_event_nmi_handler+0x2b/0x50 [ 1970.631608] [] nmi_handle+0x7c/0x170 [ 1970.631611] [] default_do_nmi+0xd8/0x140 [ 1970.631613] [] do_nmi+0x90/0xe0 [ 1970.631615] [] end_repeat_nmi+0x1e/0x2e [ 1970.631618] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1970.631620] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1970.631622] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1970.631624] <> [] try_to_wake_up+0x33/0x1d0 [ 1970.631629] [] wake_up_process+0x27/0x50 [ 1970.631632] [] watchdog_timer_fn+0x49/0x200 [ 1970.631634] [] __run_hrtimer+0x77/0x250 [ 1970.631637] [] ? watchdog+0x30/0x30 [ 1970.631639] [] hrtimer_interrupt+0x107/0x260 [ 1970.631642] [] local_apic_timer_interrupt+0x3e/0x70 [ 1970.631645] [] smp_apic_timer_interrupt+0x43/0x60 [ 1970.631647] [] apic_timer_interrupt+0x6d/0x80 [ 1970.631648] [] ? cpuidle_enter_state+0x65/0x1a0 [ 1970.631653] [] ? cpuidle_enter_state+0x51/0x1a0 [ 1970.631656] [] cpuidle_enter+0x17/0x20 [ 1970.631658] [] cpu_startup_entry+0x3d9/0x460 [ 1970.631661] [] start_secondary+0x1b4/0x1f0 [ 1970.631663] ---[ end trace 349e2a4d36eda7d1 ]--- [ 1972.605135] ------------[ cut here ]------------ [ 1972.605140] WARNING: CPU: 7 PID: 0 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1972.605141] Watchdog detected hard LOCKUP on cpu 7 [ 1972.605143] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1972.605241] CPU: 7 PID: 0 Comm: BFS/7 Tainted: G D W O 3.18.2-1-ck #1 [ 1972.605242] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1972.605244] 0000000000000000 16a5caada368cb8b ffff88041ddc5ba8 ffffffff8152d148 [ 1972.605248] 0000000000000000 ffff88041ddc5c00 ffff88041ddc5be8 ffffffff810717a1 [ 1972.605253] 0000000000000000 ffff8804076f0000 0000000000000000 ffff88041ddc5d40 [ 1972.605258] Call Trace: [ 1972.605259] [] dump_stack+0x4e/0x71 [ 1972.605264] [] warn_slowpath_common+0x81/0xa0 [ 1972.605267] [] warn_slowpath_fmt+0x55/0x70 [ 1972.605270] [] watchdog_overflow_callback+0x9c/0xd0 [ 1972.605272] [] __perf_event_overflow+0x9c/0x240 [ 1972.605275] [] perf_event_overflow+0x14/0x20 [ 1972.605277] [] intel_pmu_handle_irq+0x200/0x410 [ 1972.605280] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1972.605283] [] perf_event_nmi_handler+0x2b/0x50 [ 1972.605285] [] nmi_handle+0x7c/0x170 [ 1972.605288] [] default_do_nmi+0xd8/0x140 [ 1972.605290] [] do_nmi+0x90/0xe0 [ 1972.605293] [] end_repeat_nmi+0x1e/0x2e [ 1972.605295] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1972.605297] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1972.605300] [] ? _raw_spin_lock_irqsave+0x57/0x70 [ 1972.605301] <> [] try_to_wake_up+0x33/0x1d0 [ 1972.605389] [] ? clocksource_watchdog+0x230/0x2b0 [ 1972.605391] [] wake_up_process+0x27/0x50 [ 1972.605394] [] watchdog_timer_fn+0x49/0x200 [ 1972.605397] [] __run_hrtimer+0x77/0x250 [ 1972.605399] [] ? watchdog+0x30/0x30 [ 1972.605402] [] hrtimer_interrupt+0x107/0x260 [ 1972.605404] [] local_apic_timer_interrupt+0x3e/0x70 [ 1972.605407] [] smp_apic_timer_interrupt+0x43/0x60 [ 1972.605409] [] apic_timer_interrupt+0x6d/0x80 [ 1972.605411] [] ? cpuidle_enter_state+0x65/0x1a0 [ 1972.605416] [] ? cpuidle_enter_state+0x51/0x1a0 [ 1972.605418] [] cpuidle_enter+0x17/0x20 [ 1972.605421] [] cpu_startup_entry+0x3d9/0x460 [ 1972.605423] [] start_secondary+0x1b4/0x1f0 [ 1972.605425] ---[ end trace 349e2a4d36eda7d2 ]--- [ 1973.422847] ------------[ cut here ]------------ [ 1973.422850] WARNING: CPU: 4 PID: 91 at kernel/watchdog.c:290 watchdog_overflow_callback+0x9c/0xd0() [ 1973.422852] Watchdog detected hard LOCKUP on cpu 4 [ 1973.422853] Modules linked in: netconsole pci_stub vboxpci(O) vboxnetflt(O) vboxnetadp(O) vboxdrv(O) cfg80211 rfkill nls_iso8859_1 nls_cp437 snd_usb_audio vfat fat snd_usbmidi_lib snd_rawmidi snd_seq_device uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media mousedev fuse snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer snd soundcore e1000e dcdbas ptp pps_core evdev iTCO_wdt iTCO_vendor_support coretemp intel_rapl mei_me mei x86_pkg_temp_thermal intel_powerclamp i2c_i801 serio_raw mac_hid kvm_intel kvm shpchp ie31200_edac psmouse edac_core pcspkr lpc_ich crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel thermal battery aesni_intel aes_x86_64 lrw gf128mul glue_helper ablk_helper processor cryptd sch_fq_codel ext4 crc16 mbcache jbd2 hid_generic usbhid hid sr_mod cdrom sd_mod atkbd libps2 ahci libahci xhci_pci ehci_pci xhci_hcd libata ehci_hcd scsi_mod usbcore usb_common i8042 serio nouveau button video mxm_wmi wmi i2c_algo_bit hwmon drm_kms_helper ttm drm i2c_core [ 1973.422950] CPU: 4 PID: 91 Comm: kworker/4:1 Tainted: G D W O 3.18.2-1-ck #1 [ 1973.422952] Hardware name: Dell Inc. Precision T1700/073MMW, BIOS A08 04/25/2014 [ 1973.422959] 0000000000000000 00000000192de961 ffff88041dd05ba8 ffffffff8152d148 [ 1973.422963] 0000000000000000 ffff88041dd05c00 ffff88041dd05be8 ffffffff810717a1 [ 1973.422967] 0000000000000000 ffff880407568000 0000000000000000 ffff88041dd05d40 [ 1973.422972] Call Trace: [ 1973.422974] [] dump_stack+0x4e/0x71 [ 1973.422979] [] warn_slowpath_common+0x81/0xa0 [ 1973.422982] [] warn_slowpath_fmt+0x55/0x70 [ 1973.422984] [] watchdog_overflow_callback+0x9c/0xd0 [ 1973.422987] [] __perf_event_overflow+0x9c/0x240 [ 1973.422990] [] perf_event_overflow+0x14/0x20 [ 1973.422992] [] intel_pmu_handle_irq+0x200/0x410 [ 1973.422995] [] ? ghes_copy_tofrom_phys+0x125/0x200 [ 1973.422998] [] perf_event_nmi_handler+0x2b/0x50 [ 1973.423000] [] nmi_handle+0x7c/0x170 [ 1973.423003] [] default_do_nmi+0xd8/0x140 [ 1973.423005] [] do_nmi+0x90/0xe0 [ 1973.423008] [] end_repeat_nmi+0x1e/0x2e [ 1973.423010] [] ? schedule+0x29/0x70 [ 1973.423013] [