[ 504.411357] Console: switching to colour dummy device 80x25 [ 504.411519] [IGT] drv_missed_irq: executing [ 504.434834] Setting dangerous option reset - tainting kernel [ 504.436869] [drm:i915_ring_test_irq_set [i915]] Masking interrupts on rings 0x00000017 [ 504.437689] [drm:i915_ring_test_irq_set [i915]] Masking interrupts on rings 0x00000000 [ 504.529425] [drm:i915_ring_test_irq_set [i915]] Masking interrupts on rings 0x00000017 [ 505.824250] [drm:i915_gem_idle_work_handler [i915]] *ERROR* Timeout waiting for engines to idle [ 505.825896] [drm:missed_breadcrumb [i915]] rcs0 missed breadcrumb at intel_engine_disarm_breadcrumbs+0xb9/0xc0 [i915], irq posted? yes, current seqno=33, last=33 [ 506.848419] [drm:i915_gem_idle_work_handler [i915]] *ERROR* Timeout waiting for engines to idle [ 506.849342] [drm:missed_breadcrumb [i915]] vcs0 missed breadcrumb at intel_engine_disarm_breadcrumbs+0xb9/0xc0 [i915], irq posted? yes, current seqno=1c, last=1c [ 508.832457] [drm:i915_gem_idle_work_handler [i915]] *ERROR* Timeout waiting for engines to idle [ 508.833088] [drm:missed_breadcrumb [i915]] vcs0 missed breadcrumb at intel_engine_disarm_breadcrumbs+0xb9/0xc0 [i915], irq posted? yes, current seqno=1d, last=1d [ 510.880446] [drm:i915_gem_idle_work_handler [i915]] *ERROR* Timeout waiting for engines to idle [ 510.880821] [drm:missed_breadcrumb [i915]] bcs0 missed breadcrumb at intel_engine_disarm_breadcrumbs+0xb9/0xc0 [i915], irq posted? yes, current seqno=1a, last=1a [ 512.864441] [drm:i915_gem_idle_work_handler [i915]] *ERROR* Timeout waiting for engines to idle [ 512.864902] [drm:missed_breadcrumb [i915]] vecs0 missed breadcrumb at intel_engine_disarm_breadcrumbs+0xb9/0xc0 [i915], irq posted? yes, current seqno=1a, last=1a [ 516.704226] [drm:missed_breadcrumb [i915]] rcs0 missed breadcrumb at intel_breadcrumbs_hangcheck+0x5c/0x80 [i915], irq posted? yes, current seqno=37, last=37 [ 518.754970] [drm] GPU HANG: ecode 9:1:0xfffffffe, reason: Hang on bcs0, vcs0, vecs0, action: reset [ 518.755083] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. [ 518.755091] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel [ 518.755098] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. [ 518.755105] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. [ 518.755113] [drm] GPU crash dump saved to /sys/class/drm/card0/error [ 518.756428] [drm:i915_reset_device [i915]] resetting chip [ 518.756567] i915 0000:00:02.0: Resetting chip after gpu hang [ 518.757348] [drm] RC6 on [ 518.757681] [drm:gen8_init_common_ring [i915]] Execlists enabled for rcs0 [ 518.757707] [drm:init_workarounds_ring [i915]] rcs0: Number of context specific w/a: 16 [ 518.757762] [drm:gen8_init_common_ring [i915]] Execlists enabled for bcs0 [ 518.757818] [drm:gen8_init_common_ring [i915]] Execlists enabled for vcs0 [ 518.757873] [drm:gen8_init_common_ring [i915]] Execlists enabled for vecs0 [ 518.757908] ------------[ cut here ]------------ [ 518.757910] kernel BUG at drivers/gpu/drm/i915/i915_gem_gtt.c:3380! [ 518.757921] invalid opcode: 0000 [#1] PREEMPT SMP [ 518.757925] Modules linked in: snd_hda_codec_hdmi asix usbnet mii snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm e1000e ptp pps_core i915 prime_numbers i2c_hid [ 518.757953] CPU: 1 PID: 62 Comm: kworker/1:1 Tainted: G U 4.14.0-rc3-drm-tip-ww40-commit-2f14e31+ #1 [ 518.757959] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X104.A03.1709140535 09/14/2017 [ 518.757978] Workqueue: events_long i915_hangcheck_elapsed [i915] [ 518.757983] task: ffff880459238040 task.stack: ffffc900002d4000 [ 518.758020] RIP: 0010:i915_ggtt_enable_guc+0x1e/0x20 [i915] [ 518.758024] RSP: 0018:ffffc900002d7a70 EFLAGS: 00010202 [ 518.758029] RAX: 0000000080000000 RBX: ffff88044da04d28 RCX: 0000000000000001 [ 518.758033] RDX: 0000000080000001 RSI: ffff880459238978 RDI: ffff88044da00000 [ 518.758038] RBP: ffffc900002d7a70 R08: 0000000000000000 R09: 0000000000000001 [ 518.758043] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88044da00000 [ 518.758063] R13: ffff88044da00ec0 R14: ffffc900002d7b38 R15: ffff88044d8312b8 [ 518.758067] FS: 0000000000000000(0000) GS:ffff88045d240000(0000) knlGS:0000000000000000 [ 518.758072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 518.758076] CR2: 00007fd7c291d9d0 CR3: 0000000431126001 CR4: 00000000003606e0 [ 518.758081] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 518.758085] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 518.758105] Call Trace: [ 518.758120] intel_uc_init_hw+0x50/0x340 [i915] [ 518.758135] i915_gem_init_hw+0x10a/0x2a0 [i915] [ 518.758146] i915_reset+0x1c5/0x220 [i915] [ 518.758157] i915_reset_device+0x1e4/0x240 [i915] [ 518.758169] ? gen8_gt_irq_ack+0x160/0x160 [i915] [ 518.758174] ? work_on_cpu_safe+0x60/0x60 [ 518.758185] i915_handle_error+0x266/0x400 [i915] [ 518.758191] ? vsnprintf+0x23b/0x470 [ 518.758194] ? scnprintf+0x3a/0x70 [ 518.758209] hangcheck_declare_hang+0xcd/0xf0 [i915] [ 518.758224] ? intel_engine_get_active_head+0xaf/0xd0 [i915] [ 518.758238] i915_hangcheck_elapsed+0x26b/0x2e0 [i915] [ 518.758243] process_one_work+0x20d/0x6a0 [ 518.758247] worker_thread+0x49/0x3b0 [ 518.758251] kthread+0x14d/0x180 [ 518.758253] ? process_one_work+0x6a0/0x6a0 [ 518.758257] ? kthread_create_on_node+0x40/0x40 [ 518.758261] ret_from_fork+0x27/0x40 [ 518.758265] Code: c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 48 81 bf 70 67 00 00 60 f1 06 a0 55 48 89 e5 75 0d 48 c7 87 70 67 00 00 80 f1 06 a0 5d c3 <0f> 0b 48 81 bf 70 67 00 00 80 f1 06 a0 55 48 89 e5 75 0d 48 c7 [ 518.758312] RIP: i915_ggtt_enable_guc+0x1e/0x20 [i915] RSP: ffffc900002d7a70 [ 518.758323] ---[ end trace 90615b73efb366df ]--- [ 518.758410] ODEBUG: free active (active state 0) object type: timer_list hint: 0xffffc900002d7ee8 [ 518.758420] ------------[ cut here ]------------ [ 518.758425] WARNING: CPU: 1 PID: 370 at lib/debugobjects.c:291 debug_print_object+0x76/0x80 [ 518.758430] Modules linked in: snd_hda_codec_hdmi asix usbnet mii snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm e1000e ptp pps_core i915 prime_numbers i2c_hid [ 518.758458] CPU: 1 PID: 370 Comm: kworker/1:2 Tainted: G UD 4.14.0-rc3-drm-tip-ww40-commit-2f14e31+ #1 [ 518.758480] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X104.A03.1709140535 09/14/2017 [ 518.758489] Workqueue: events free_work [ 518.758492] task: ffff880452760040 task.stack: ffffc900005d8000 [ 518.758497] RIP: 0010:debug_print_object+0x76/0x80 [ 518.758500] RSP: 0018:ffffc900005dbd60 EFLAGS: 00010086 [ 518.758504] RAX: 0000000000000055 RBX: ffff88044179b610 RCX: 0000000000000002 [ 518.758509] RDX: 0000000080000002 RSI: ffffffff81cb08e6 RDI: 00000000ffffffff [ 518.758513] RBP: ffffc900005dbd78 R08: 0000000000000001 R09: 0000000000000000 [ 518.758518] R10: 0000000000000000 R11: ffffffff82cedf6d R12: ffffffff81e51480 [ 518.758522] R13: ffffffff81c8e0ac R14: 00000000000a74a8 R15: 0000000000000001 [ 518.758527] FS: 0000000000000000(0000) GS:ffff88045d240000(0000) knlGS:0000000000000000 [ 518.758532] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 518.758536] CR2: 00007fd7c291d9d0 CR3: 0000000431126001 CR4: 00000000003606e0 [ 518.758540] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 518.758545] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 518.758550] Call Trace: [ 518.758553] debug_check_no_obj_freed+0x1c9/0x220 [ 518.758557] __vunmap+0x6e/0x120 [ 518.758560] free_work+0x20/0x30 [ 518.758563] process_one_work+0x20d/0x6a0 [ 518.758567] worker_thread+0x49/0x3b0 [ 518.758571] kthread+0x14d/0x180 [ 518.758574] ? process_one_work+0x6a0/0x6a0 [ 518.758578] ? kthread_create_on_node+0x40/0x40 [ 518.758582] ret_from_fork+0x27/0x40 [ 518.758586] Code: 49 89 c1 8b 43 10 8b 4b 14 4c 89 ee 4d 8b 04 24 48 c7 c7 a8 e3 cb 81 83 05 4f a1 8d 01 01 48 8b 14 c5 c0 b3 a6 81 e8 46 42 c7 ff <0f> ff eb a5 45 31 c9 eb cf 90 55 48 89 e5 41 55 41 54 53 48 83 [ 518.758626] ---[ end trace 90615b73efb366e0 ]--- [ 518.761319] [IGT] drv_missed_irq: exiting, ret=99 [ 518.784060] BUG: unable to handle kernel paging request at ffffc900002d7ba8 [ 518.784068] IP: lock_timer_base+0x38/0xa0 [ 518.784071] PGD 45b42f067 P4D 45b42f067 PUD 45ac36067 PMD 4562c7067 PTE 0 [ 518.784078] Oops: 0000 [#2] PREEMPT SMP [ 518.784081] Modules linked in: snd_hda_codec_hdmi asix usbnet mii snd_hda_codec_realtek snd_hda_codec_generic x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul crc32_pclmul snd_hda_intel ghash_clmulni_intel snd_hda_codec snd_hwdep snd_hda_core snd_pcm e1000e ptp pps_core i915 prime_numbers i2c_hid [ 518.784108] CPU: 1 PID: 370 Comm: kworker/1:2 Tainted: G UD W 4.14.0-rc3-drm-tip-ww40-commit-2f14e31+ #1 [ 518.784114] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X104.A03.1709140535 09/14/2017 [ 518.784123] Workqueue: events free_work [ 518.784127] task: ffff880452760040 task.stack: ffffc900005d8000 [ 518.784132] RIP: 0010:lock_timer_base+0x38/0xa0 [ 518.784136] RSP: 0018:ffffc900005dbcd0 EFLAGS: 00010206 [ 518.784140] RAX: 00000000000124c0 RBX: 00000000002d7c10 RCX: 0000000000000001 [ 518.784144] RDX: 0000000080000001 RSI: ffffc900005dbd10 RDI: ffffc900002d7b80 [ 518.784149] RBP: ffffc900005dbd00 R08: 0000000000000001 R09: 0000000000000001 [ 518.784154] R10: ffffc900005dbd10 R11: ffffffff82cedf6d R12: ffffc900002d7b80 [ 518.784158] R13: 0000000000011200 R14: ffffc900005dbd10 R15: ffffffff81e51480 [ 518.784163] FS: 0000000000000000(0000) GS:ffff88045d240000(0000) knlGS:0000000000000000 [ 518.784168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 518.784172] CR2: ffffc900002d7ba8 CR3: 0000000431126001 CR4: 00000000003606e0 [ 518.784177] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 518.784181] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 518.784186] Call Trace: [ 518.784189] try_to_del_timer_sync+0x26/0x60 [ 518.784193] del_timer_sync+0x87/0xa0 [ 518.784196] timer_fixup_free+0x15/0x30 [ 518.784200] debug_object_fixup+0x13/0x30 [ 518.784203] debug_check_no_obj_freed+0x1fa/0x220 [ 518.784208] __vunmap+0x6e/0x120 [ 518.784211] free_work+0x20/0x30 [ 518.784214] process_one_work+0x20d/0x6a0 [ 518.784218] worker_thread+0x49/0x3b0 [ 518.784222] kthread+0x14d/0x180 [ 518.784226] ? process_one_work+0x6a0/0x6a0 [ 518.784229] ? kthread_create_on_node+0x40/0x40 [ 518.784234] ret_from_fork+0x27/0x40 [ 518.784238] Code: 41 56 41 55 41 54 49 c7 c5 00 12 01 00 53 49 89 fc 49 89 f6 48 83 ec 08 48 89 45 d0 eb 0d 48 89 c6 4c 89 ff e8 da 05 7d 00 f3 90 <41> 8b 5c 24 28 f7 c3 00 00 04 00 75 f1 89 d8 25 ff ff 03 00 48 [ 518.784278] RIP: lock_timer_base+0x38/0xa0 RSP: ffffc900005dbcd0 [ 518.784282] CR2: ffffc900002d7ba8 [ 518.784285] ---[ end trace 90615b73efb366e1 ]--- [ 518.784289] BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:33 [ 518.784295] in_atomic(): 0, irqs_disabled(): 1, pid: 370, name: kworker/1:2 [ 518.784299] INFO: lockdep is turned off. [ 518.784302] irq event stamp: 107356 [ 518.784306] hardirqs last enabled at (107355): [] _raw_spin_unlock_irq+0x27/0x50 [ 518.784312] hardirqs last disabled at (107356): [] __schedule+0x86/0xb50 [ 518.784318] softirqs last enabled at (102654): [] __do_softirq+0x1e3/0x4c9 [ 518.784325] softirqs last disabled at (102647): [] irq_exit+0xb0/0xc0 [ 518.784330] CPU: 1 PID: 370 Comm: kworker/1:2 Tainted: G UD W 4.14.0-rc3-drm-tip-ww40-commit-2f14e31+ #1 [ 518.784337] Hardware name: Intel Corporation CoffeeLake Client Platform/CoffeeLake S UDIMM RVP, BIOS CNLSFWR1.R00.X104.A03.1709140535 09/14/2017 [ 518.784345] Workqueue: events free_work [ 518.784348] Call Trace: [ 518.784351] dump_stack+0x67/0x97 [ 518.784355] ___might_sleep+0x1e0/0x240 [ 518.784359] __might_sleep+0x45/0x80 [ 518.784363] exit_signals+0x1f/0x2a0 [ 518.784366] do_exit+0x95/0xce0 [ 518.784370] ? kthread+0x14d/0x180 [ 518.784373] ? process_one_work+0x6a0/0x6a0 [ 518.784377] rewind_stack_do_exit+0x17/0x20