https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_9/fi-cnl-y3/igt@drv_module_reload@basic-reload.html https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_10/fi-cnl-y3/igt@drv_module_reload@basic-reload.html [ 114.143138] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:51:pipe A] flip_done timed out [ 124.383130] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:75:pipe B] flip_done timed out [ 134.623138] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CRTC:51:pipe A] flip_done timed out [ 144.863132] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [CRTC:75:pipe B] flip_done timed out [ 155.103135] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [PLANE:28:plane 1A] flip_done timed out [ 165.343136] [drm:drm_atomic_helper_wait_for_dependencies] *ERROR* [PLANE:52:plane 1B] flip_done timed out [ 175.583139] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:51:pipe A] flip_done timed out [ 185.823131] [drm:drm_atomic_helper_wait_for_flip_done] *ERROR* [CRTC:75:pipe B] flip_done timed out [ 185.823643] ------------[ cut here ]------------ [ 185.823671] WARN_ON(fbc->crtc->active) [ 185.823768] WARNING: CPU: 3 PID: 1212 at drivers/gpu/drm/i915/intel_fbc.c:1247 intel_fbc_global_disable+0x6b/0x70 [i915] [ 185.823772] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915(-) snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul snd_hwdep crc32_pclmul ghash_clmulni_intel snd_hda_core snd_pcm e1000e mei_me prime_numbers mei [last unloaded: snd_hda_intel] [ 185.823840] CPU: 3 PID: 1212 Comm: drv_module_relo Tainted: G U 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 [ 185.823844] Hardware name: Intel Corporation CannonLake Client Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X122.B01.1801151045 01/15/2018 [ 185.823912] RIP: 0010:intel_fbc_global_disable+0x6b/0x70 [i915] [ 185.823916] RSP: 0018:ffffa5270045fdd8 EFLAGS: 00010292 [ 185.823923] RAX: 000000000000001a RBX: ffff893c49100000 RCX: 0000000000000001 [ 185.823926] RDX: 0000000080000001 RSI: ffffffff850ea8d9 RDI: 00000000ffffffff [ 185.823930] RBP: ffff893c49107a60 R08: ffff893c4c264940 R09: 000000008984e609 [ 185.823933] R10: ffffa5270045fdd8 R11: 0000000000000000 R12: ffffffffc06e97e0 [ 185.823936] R13: ffffffffc06e9850 R14: ffff893c64d5aef8 R15: ffffffffc06e98d0 [ 185.823941] FS: 00007f2744896980(0000) GS:ffff893c6f980000(0000) knlGS:0000000000000000 [ 185.823944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.823948] CR2: 00007f66b832c780 CR3: 000000024a83e004 CR4: 0000000000760ee0 [ 185.823951] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.823954] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.823957] PKRU: 55555554 [ 185.823961] Call Trace: [ 185.824031] intel_modeset_cleanup+0x8f/0x110 [i915] [ 185.824105] i915_driver_unload+0x98/0x110 [i915] [ 185.824156] i915_pci_remove+0x10/0x20 [i915] [ 185.824164] pci_device_remove+0x31/0xa0 [ 185.824173] device_release_driver_internal+0x15b/0x230 [ 185.824182] driver_detach+0x35/0x70 [ 185.824189] bus_remove_driver+0x53/0xd0 [ 185.824197] pci_unregister_driver+0x39/0xa0 [ 185.824208] SyS_delete_module+0x180/0x1d0 [ 185.824215] ? do_syscall_64+0x19/0x1a0 [ 185.824223] ? trace_hardirqs_on_caller+0xde/0x1c0 [ 185.824228] do_syscall_64+0x65/0x1a0 [ 185.824237] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.824242] RIP: 0033:0x7f2743f4b1b7 [ 185.824246] RSP: 002b:00007ffe389c7a98 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 185.824253] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2743f4b1b7 [ 185.824257] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c2d929cae8 [ 185.824261] RBP: 000055c2d929ca80 R08: 000055c2d929caec R09: 00007ffe389c7ad8 [ 185.824264] R10: 00007ffe389c6a94 R11: 0000000000000206 R12: 000055c2d906c200 [ 185.824268] R13: 00007ffe389c7cb0 R14: 0000000000000000 R15: 0000000000000000 [ 185.824287] Code: ff ff 48 89 ef e8 d6 db 32 c4 48 8d bb 78 7c 00 00 5b 5d e9 f8 35 ae c3 48 c7 c6 56 d5 64 c0 48 c7 c7 45 d3 64 c0 e8 75 55 ac c3 <0f> 0b eb cb 90 f6 87 a8 0b 00 00 02 74 0b 0f b6 87 a3 7b 00 00 [ 185.824556] WARNING: CPU: 3 PID: 1212 at drivers/gpu/drm/i915/intel_fbc.c:1247 intel_fbc_global_disable+0x6b/0x70 [i915] [ 185.824560] ---[ end trace 8b6827a84b9608b9 ]--- [ 185.826287] WARNING: CPU: 2 PID: 1212 at drivers/gpu/drm/drm_mode_config.c:439 drm_mode_config_cleanup+0x248/0x2a0 [ 185.826296] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915(-) snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul snd_hwdep crc32_pclmul ghash_clmulni_intel snd_hda_core snd_pcm e1000e mei_me prime_numbers mei [last unloaded: snd_hda_intel] [ 185.826406] CPU: 2 PID: 1212 Comm: drv_module_relo Tainted: G U W 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 [ 185.826412] Hardware name: Intel Corporation CannonLake Client Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X122.B01.1801151045 01/15/2018 [ 185.826422] RIP: 0010:drm_mode_config_cleanup+0x248/0x2a0 [ 185.826428] RSP: 0018:ffffa5270045fd90 EFLAGS: 00010287 [ 185.826439] RAX: ffff893c4c8e12c0 RBX: ffff893c49100760 RCX: 0000000000000001 [ 185.826445] RDX: ffff893c49100708 RSI: ffffffff850ea8d9 RDI: 00000000ffffffff [ 185.826451] RBP: ffff893c49100000 R08: ffff893c4c264918 R09: 00000000b217a781 [ 185.826457] R10: 0000000000000000 R11: 0000000000000000 R12: ffff893c49100768 [ 185.826462] R13: ffffffffc06e9850 R14: ffff893c64d5aef8 R15: ffffffffc06e98d0 [ 185.826469] FS: 00007f2744896980(0000) GS:ffff893c6f900000(0000) knlGS:0000000000000000 [ 185.826475] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.826481] CR2: 00007f66b8328200 CR3: 000000024a83e005 CR4: 0000000000760ee0 [ 185.826488] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.826493] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.826498] PKRU: 55555554 [ 185.826504] Call Trace: [ 185.826620] intel_modeset_cleanup+0xa3/0x110 [i915] [ 185.826697] i915_driver_unload+0x98/0x110 [i915] [ 185.826772] i915_pci_remove+0x10/0x20 [i915] [ 185.826783] pci_device_remove+0x31/0xa0 [ 185.826796] device_release_driver_internal+0x15b/0x230 [ 185.826810] driver_detach+0x35/0x70 [ 185.826820] bus_remove_driver+0x53/0xd0 [ 185.826832] pci_unregister_driver+0x39/0xa0 [ 185.826848] SyS_delete_module+0x180/0x1d0 [ 185.826858] ? do_syscall_64+0x19/0x1a0 [ 185.826869] ? trace_hardirqs_on_caller+0xde/0x1c0 [ 185.826877] do_syscall_64+0x65/0x1a0 [ 185.826890] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.826897] RIP: 0033:0x7f2743f4b1b7 [ 185.826903] RSP: 002b:00007ffe389c7a98 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 185.826914] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2743f4b1b7 [ 185.826920] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c2d929cae8 [ 185.826926] RBP: 000055c2d929ca80 R08: 000055c2d929caec R09: 00007ffe389c7ad8 [ 185.826931] R10: 00007ffe389c6a94 R11: 0000000000000206 R12: 000055c2d906c200 [ 185.826937] R13: 00007ffe389c7cb0 R14: 0000000000000000 R15: 0000000000000000 [ 185.826967] Code: 48 8d bd f0 05 00 00 48 81 c5 58 05 00 00 e8 90 48 30 00 48 8b 45 00 48 39 c5 75 52 48 83 c4 28 5b 5d 41 5c 41 5d 41 5e 41 5f c3 <0f> 0b 48 89 e6 48 89 ef 48 c7 c3 80 05 0c 85 e8 24 9c ff ff eb [ 185.827280] WARNING: CPU: 2 PID: 1212 at drivers/gpu/drm/drm_mode_config.c:439 drm_mode_config_cleanup+0x248/0x2a0 [ 185.827286] ---[ end trace 8b6827a84b9608ba ]--- [ 185.827351] [drm:drm_mode_config_cleanup] *ERROR* connector eDP-1 leaked! [ 185.827503] [drm:drm_mode_config_cleanup] *ERROR* connector HDMI-A-1 leaked! [ 185.869505] WARNING: CPU: 1 PID: 1212 at drivers/gpu/drm/drm_vblank.c:405 drm_vblank_cleanup+0x40/0x70 [ 185.869510] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915(-) snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul snd_hwdep crc32_pclmul ghash_clmulni_intel snd_hda_core snd_pcm e1000e mei_me prime_numbers mei [last unloaded: snd_hda_intel] [ 185.869566] CPU: 1 PID: 1212 Comm: drv_module_relo Tainted: G U W 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 [ 185.869569] Hardware name: Intel Corporation CannonLake Client Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X122.B01.1801151045 01/15/2018 [ 185.869573] RIP: 0010:drm_vblank_cleanup+0x40/0x70 [ 185.869577] RSP: 0018:ffffa5270045fe08 EFLAGS: 00010202 [ 185.869582] RAX: ffffffffc06e9600 RBX: 0000000000000000 RCX: 0000000000000001 [ 185.869585] RDX: ffff893c658f5d28 RSI: ffffffff850ea8d9 RDI: ffff893c658f5d28 [ 185.869588] RBP: ffff893c49100000 R08: ffff893c4c264918 R09: 00000000b217a781 [ 185.869591] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffc06e97e0 [ 185.869594] R13: ffffffffc06e9850 R14: ffff893c64d5aef8 R15: ffffffffc06e98d0 [ 185.869597] FS: 00007f2744896980(0000) GS:ffff893c6f880000(0000) knlGS:0000000000000000 [ 185.869600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.869603] CR2: 00005653a301b0e0 CR3: 000000024a83e001 CR4: 0000000000760ee0 [ 185.869606] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.869608] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.869611] PKRU: 55555554 [ 185.869613] Call Trace: [ 185.869620] drm_dev_fini+0x9/0xb0 [ 185.869664] i915_driver_release+0x11/0x20 [i915] [ 185.869669] pci_device_remove+0x31/0xa0 [ 185.869676] device_release_driver_internal+0x15b/0x230 [ 185.869683] driver_detach+0x35/0x70 [ 185.869687] bus_remove_driver+0x53/0xd0 [ 185.869693] pci_unregister_driver+0x39/0xa0 [ 185.869701] SyS_delete_module+0x180/0x1d0 [ 185.869706] ? do_syscall_64+0x19/0x1a0 [ 185.869712] ? trace_hardirqs_on_caller+0xde/0x1c0 [ 185.869716] do_syscall_64+0x65/0x1a0 [ 185.869723] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.869726] RIP: 0033:0x7f2743f4b1b7 [ 185.869729] RSP: 002b:00007ffe389c7a98 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 185.869735] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2743f4b1b7 [ 185.869737] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c2d929cae8 [ 185.869740] RBP: 000055c2d929ca80 R08: 000055c2d929caec R09: 00007ffe389c7ad8 [ 185.869743] R10: 00007ffe389c6a94 R11: 0000000000000206 R12: 000055c2d906c200 [ 185.869746] R13: 00007ffe389c7cb0 R14: 0000000000000000 R15: 0000000000000000 [ 185.869760] Code: d0 48 c1 e0 06 48 01 d0 48 8b 95 40 03 00 00 48 8d 3c c2 0f b6 87 00 02 00 00 84 c0 74 0f 48 8b 45 20 f6 80 79 01 00 00 20 74 02 <0f> 0b 48 83 c7 50 83 c3 01 e8 72 5c b3 ff 39 9d 20 04 00 00 77 [ 185.869907] WARNING: CPU: 1 PID: 1212 at drivers/gpu/drm/drm_vblank.c:405 drm_vblank_cleanup+0x40/0x70 [ 185.869910] ---[ end trace 8b6827a84b9608bb ]--- [ 185.869979] WARNING: CPU: 1 PID: 1212 at drivers/gpu/drm/drm_vblank.c:405 drm_vblank_cleanup+0x40/0x70 [ 185.869982] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915(-) snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul snd_hwdep crc32_pclmul ghash_clmulni_intel snd_hda_core snd_pcm e1000e mei_me prime_numbers mei [last unloaded: snd_hda_intel] [ 185.870035] CPU: 1 PID: 1212 Comm: drv_module_relo Tainted: G U W 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 [ 185.870037] Hardware name: Intel Corporation CannonLake Client Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X122.B01.1801151045 01/15/2018 [ 185.870041] RIP: 0010:drm_vblank_cleanup+0x40/0x70 [ 185.870045] RSP: 0018:ffffa5270045fe08 EFLAGS: 00010202 [ 185.870050] RAX: ffffffffc06e9600 RBX: 0000000000000001 RCX: 0000000000000001 [ 185.870053] RDX: ffff893c658f5d28 RSI: ffffffff850ea8d9 RDI: ffff893c658f5f30 [ 185.870055] RBP: ffff893c49100000 R08: ffff893c4c264918 R09: 00000000b217a781 [ 185.870058] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffffc06e97e0 [ 185.870060] R13: ffffffffc06e9850 R14: ffff893c64d5aef8 R15: ffffffffc06e98d0 [ 185.870063] FS: 00007f2744896980(0000) GS:ffff893c6f880000(0000) knlGS:0000000000000000 [ 185.870066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.870069] CR2: 00005653a301b0e0 CR3: 000000024a83e001 CR4: 0000000000760ee0 [ 185.870071] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.870074] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.870076] PKRU: 55555554 [ 185.870079] Call Trace: [ 185.870085] drm_dev_fini+0x9/0xb0 [ 185.870127] i915_driver_release+0x11/0x20 [i915] [ 185.870133] pci_device_remove+0x31/0xa0 [ 185.870139] device_release_driver_internal+0x15b/0x230 [ 185.870146] driver_detach+0x35/0x70 [ 185.870151] bus_remove_driver+0x53/0xd0 [ 185.870156] pci_unregister_driver+0x39/0xa0 [ 185.870164] SyS_delete_module+0x180/0x1d0 [ 185.870168] ? do_syscall_64+0x19/0x1a0 [ 185.870173] ? trace_hardirqs_on_caller+0xde/0x1c0 [ 185.870177] do_syscall_64+0x65/0x1a0 [ 185.870182] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.870185] RIP: 0033:0x7f2743f4b1b7 [ 185.870188] RSP: 002b:00007ffe389c7a98 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 185.870193] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2743f4b1b7 [ 185.870196] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c2d929cae8 [ 185.870199] RBP: 000055c2d929ca80 R08: 000055c2d929caec R09: 00007ffe389c7ad8 [ 185.870201] R10: 00007ffe389c6a94 R11: 0000000000000206 R12: 000055c2d906c200 [ 185.870204] R13: 00007ffe389c7cb0 R14: 0000000000000000 R15: 0000000000000000 [ 185.870218] Code: d0 48 c1 e0 06 48 01 d0 48 8b 95 40 03 00 00 48 8d 3c c2 0f b6 87 00 02 00 00 84 c0 74 0f 48 8b 45 20 f6 80 79 01 00 00 20 74 02 <0f> 0b 48 83 c7 50 83 c3 01 e8 72 5c b3 ff 39 9d 20 04 00 00 77 [ 185.870371] WARNING: CPU: 1 PID: 1212 at drivers/gpu/drm/drm_vblank.c:405 drm_vblank_cleanup+0x40/0x70 [ 185.870374] ---[ end trace 8b6827a84b9608bc ]--- [ 185.870735] ------------[ cut here ]------------ [ 185.870983] ODEBUG: free active (active state 0) object type: timer_list hint: delayed_work_timer_fn+0x0/0x10 [ 185.871007] WARNING: CPU: 1 PID: 1212 at lib/debugobjects.c:301 debug_print_object+0xa9/0xd0 [ 185.871019] Modules linked in: vgem snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i915(-) snd_hda_codec x86_pkg_temp_thermal intel_powerclamp coretemp crct10dif_pclmul snd_hwdep crc32_pclmul ghash_clmulni_intel snd_hda_core snd_pcm e1000e mei_me prime_numbers mei [last unloaded: snd_hda_intel] [ 185.871078] CPU: 1 PID: 1212 Comm: drv_module_relo Tainted: G U W 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 [ 185.871092] Hardware name: Intel Corporation CannonLake Client Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X122.B01.1801151045 01/15/2018 [ 185.871111] RIP: 0010:debug_print_object+0xa9/0xd0 [ 185.871120] RSP: 0018:ffffa5270045fc20 EFLAGS: 00010082 [ 185.871129] RAX: 0000000000000061 RBX: ffff893c5dce6488 RCX: 0000000000000002 [ 185.871140] RDX: 0000000080000002 RSI: ffffffff850769ae RDI: 00000000ffffffff [ 185.871150] RBP: ffffffff852488e0 R08: 0000000000000000 R09: 0000000000000000 [ 185.871161] R10: ffffa5270045fcd8 R11: ffffffff840efcbb R12: ffffffff85074c3c [ 185.871173] R13: ffffffff8409ce60 R14: 0000000000000001 R15: ffffffff867b1ba8 [ 185.871184] FS: 00007f2744896980(0000) GS:ffff893c6f880000(0000) knlGS:0000000000000000 [ 185.871196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 185.871205] CR2: 00005653a301b0e0 CR3: 000000024a83e001 CR4: 0000000000760ee0 [ 185.871217] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 185.871228] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 185.871238] PKRU: 55555554 [ 185.871244] Call Trace: [ 185.871255] ? lock_acquire+0xaf/0x200 [ 185.871263] ? debug_check_no_obj_freed+0xa4/0x230 [ 185.871276] debug_check_no_obj_freed+0x1ef/0x230 [ 185.871288] __free_pages_ok+0xff/0x730 [ 185.871297] ? pci_device_remove+0x31/0xa0 [ 185.871307] pci_device_remove+0x31/0xa0 [ 185.871316] device_release_driver_internal+0x15b/0x230 [ 185.871327] driver_detach+0x35/0x70 [ 185.871335] bus_remove_driver+0x53/0xd0 [ 185.871344] pci_unregister_driver+0x39/0xa0 [ 185.871354] SyS_delete_module+0x180/0x1d0 [ 185.871363] ? do_syscall_64+0x19/0x1a0 [ 185.871372] ? trace_hardirqs_on_caller+0xde/0x1c0 [ 185.871381] do_syscall_64+0x65/0x1a0 [ 185.871391] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.871400] RIP: 0033:0x7f2743f4b1b7 [ 185.871408] RSP: 002b:00007ffe389c7a98 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 185.871421] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2743f4b1b7 [ 185.871432] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c2d929cae8 [ 185.871443] RBP: 000055c2d929ca80 R08: 000055c2d929caec R09: 00007ffe389c7ad8 [ 185.871454] R10: 00007ffe389c6a94 R11: 0000000000000206 R12: 000055c2d906c200 [ 185.871465] R13: 00007ffe389c7cb0 R14: 0000000000000000 R15: 0000000000000000 [ 185.871480] Code: 02 01 e8 0b 1a 05 00 8b 43 10 4d 89 e9 4c 89 e6 8b 4b 14 4c 8b 45 00 48 c7 c7 c0 87 09 85 48 8b 14 c5 a0 3b e4 84 e8 67 ef c1 ff <0f> 0b 48 c7 c7 00 88 09 85 e8 2e fd c8 ff be 02 00 00 00 48 89 [ 185.871567] WARNING: CPU: 1 PID: 1212 at lib/debugobjects.c:301 debug_print_object+0xa9/0xd0 [ 185.871579] ---[ end trace 8b6827a84b9608bd ]--- [ 185.871587] ODEBUG: ODEBUG: debug object originally initialized at: [ 185.871649] intel_dp_init_connector+0xb69/0xf70 [i915] [ 185.871712] intel_ddi_init+0x3a4/0x4f0 [i915] [ 185.871774] intel_modeset_init+0xeef/0x1a30 [i915] [ 185.871820] i915_driver_load+0xa08/0x1020 [i915] [ 185.871868] i915_pci_probe+0x2e/0x90 [i915] [ 185.871879] pci_device_probe+0x9c/0x120 [ 185.871887] driver_probe_device+0x2a4/0x480 [ 185.871893] __driver_attach+0xd9/0xe0 [ 185.871899] bus_for_each_dev+0x50/0x90 [ 185.871904] bus_add_driver+0x168/0x260 [ 185.871910] driver_register+0x52/0xc0 [ 185.871916] do_one_initcall+0x39/0x150 [ 185.871921] do_init_module+0x56/0x1ef [ 185.871927] load_module+0x236b/0x2dc0 [ 185.871933] SyS_finit_module+0xa5/0xe0 [ 185.871939] do_syscall_64+0x65/0x1a0 [ 185.871945] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.871953] ====================================================== [ 185.871953] WARNING: possible circular locking dependency detected [ 185.871953] 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 Tainted: G U W [ 185.871954] ------------------------------------------------------ [ 185.871954] drv_module_relo/1212 is trying to acquire lock: [ 185.871955] ((console_sem).lock){-.-.}, at: [<00000000685fb348>] down_trylock+0xa/0x30 [ 185.871957] but task is already holding lock: [ 185.871957] (&obj_hash[i].lock){-.-.}, at: [<0000000005ade2f6>] debug_check_no_obj_freed+0xa4/0x230 [ 185.871959] which lock already depends on the new lock. [ 185.871960] the existing dependency chain (in reverse order) is: [ 185.871960] -> #3 (&obj_hash[i].lock){-.-.}: [ 185.871962] __debug_object_init+0x63/0x490 [ 185.871962] hrtimer_init+0x1b/0x150 [ 185.871962] init_dl_task_timer+0x17/0x30 [ 185.871963] __sched_fork.isra.16+0xa7/0x100 [ 185.871963] init_idle+0x53/0x270 [ 185.871963] sched_init+0x42f/0x4a5 [ 185.871964] start_kernel+0x20e/0x3f0 [ 185.871964] secondary_startup_64+0xa5/0xb0 [ 185.871964] -> #2 (&rq->lock){-.-.}: [ 185.871966] task_fork_fair+0x36/0x120 [ 185.871966] sched_fork+0x12f/0x2a0 [ 185.871966] copy_process.part.7+0x5e4/0x1d90 [ 185.871967] _do_fork+0xc0/0x6b0 [ 185.871967] kernel_thread+0x20/0x30 [ 185.871967] rest_init+0x1d/0x220 [ 185.871968] start_kernel+0x3e8/0x3f0 [ 185.871968] secondary_startup_64+0xa5/0xb0 [ 185.871968] -> #1 (&p->pi_lock){-.-.}: [ 185.871970] try_to_wake_up+0x27/0x610 [ 185.871971] up+0x3b/0x50 [ 185.871971] __up_console_sem+0x2e/0x50 [ 185.871971] console_unlock+0x31f/0x650 [ 185.871972] register_framebuffer+0x254/0x320 [ 185.871972] __drm_fb_helper_initial_config_and_unlock+0x229/0x450 [ 185.871972] intel_fbdev_initial_config+0xf/0x20 [i915] [ 185.871973] async_run_entry_fn+0x2e/0x160 [ 185.871973] process_one_work+0x215/0x620 [ 185.871973] worker_thread+0x48/0x3a0 [ 185.871974] kthread+0xfb/0x130 [ 185.871974] ret_from_fork+0x3a/0x50 [ 185.871974] -> #0 ((console_sem).lock){-.-.}: [ 185.871976] _raw_spin_lock_irqsave+0x33/0x50 [ 185.871976] down_trylock+0xa/0x30 [ 185.871976] __down_trylock_console_sem+0x20/0x80 [ 185.871977] console_trylock+0xe/0x60 [ 185.871977] vprintk_emit+0x24f/0x4f0 [ 185.871977] printk+0x3e/0x46 [ 185.871977] __warn_printk+0x37/0x70 [ 185.871978] debug_print_object+0xa9/0xd0 [ 185.871978] debug_check_no_obj_freed+0x1ef/0x230 [ 185.871978] __free_pages_ok+0xff/0x730 [ 185.871979] pci_device_remove+0x31/0xa0 [ 185.871979] device_release_driver_internal+0x15b/0x230 [ 185.871979] driver_detach+0x35/0x70 [ 185.871980] bus_remove_driver+0x53/0xd0 [ 185.871980] pci_unregister_driver+0x39/0xa0 [ 185.871980] SyS_delete_module+0x180/0x1d0 [ 185.871981] do_syscall_64+0x65/0x1a0 [ 185.871981] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.871982] other info that might help us debug this: [ 185.871982] Chain exists of: [ 185.871983] (console_sem).lock --> &rq->lock --> &obj_hash[i].lock [ 185.871985] Possible unsafe locking scenario: [ 185.871986] CPU0 CPU1 [ 185.871986] ---- ---- [ 185.871987] lock(&obj_hash[i].lock); [ 185.871987] lock(&rq->lock); [ 185.871988] lock(&obj_hash[i].lock); [ 185.871989] lock((console_sem).lock); [ 185.871990] *** DEADLOCK *** [ 185.871990] 3 locks held by drv_module_relo/1212: [ 185.871991] #0: (&dev->mutex){....}, at: [<0000000010834d14>] device_release_driver_internal+0x21/0x230 [ 185.871992] #1: (&dev->mutex){....}, at: [<00000000250c3973>] device_release_driver_internal+0x2f/0x230 [ 185.871994] #2: (&obj_hash[i].lock){-.-.}, at: [<0000000005ade2f6>] debug_check_no_obj_freed+0xa4/0x230 [ 185.871997] stack backtrace: [ 185.871997] CPU: 1 PID: 1212 Comm: drv_module_relo Tainted: G U W 4.16.0-rc7-gbefd0b655b91-drmtip_9+ #1 [ 185.871998] Hardware name: Intel Corporation CannonLake Client Platform/CannonLake Y LPDDR4 RVP, BIOS CNLSFWR1.R00.X122.B01.1801151045 01/15/2018 [ 185.871999] Call Trace: [ 185.871999] dump_stack+0x5f/0x86 [ 185.872000] print_circular_bug.isra.18+0x1d0/0x2c0 [ 185.872000] __lock_acquire+0x14ae/0x1b60 [ 185.872001] ? lock_acquire+0xaf/0x200 [ 185.872001] lock_acquire+0xaf/0x200 [ 185.872002] ? down_trylock+0xa/0x30 [ 185.872002] ? vprintk_emit+0x24f/0x4f0 [ 185.872003] _raw_spin_lock_irqsave+0x33/0x50 [ 185.872003] ? down_trylock+0xa/0x30 [ 185.872004] down_trylock+0xa/0x30 [ 185.872004] __down_trylock_console_sem+0x20/0x80 [ 185.872005] console_trylock+0xe/0x60 [ 185.872005] vprintk_emit+0x24f/0x4f0 [ 185.872006] ? work_on_cpu_safe+0x50/0x50 [ 185.872007] printk+0x3e/0x46 [ 185.872007] ? work_on_cpu_safe+0x50/0x50 [ 185.872007] __warn_printk+0x37/0x70 [ 185.872008] ? work_on_cpu_safe+0x50/0x50 [ 185.872008] debug_print_object+0xa9/0xd0 [ 185.872009] ? lock_acquire+0xaf/0x200 [ 185.872009] ? debug_check_no_obj_freed+0xa4/0x230 [ 185.872009] debug_check_no_obj_freed+0x1ef/0x230 [ 185.872010] __free_pages_ok+0xff/0x730 [ 185.872010] ? pci_device_remove+0x31/0xa0 [ 185.872011] pci_device_remove+0x31/0xa0 [ 185.872011] device_release_driver_internal+0x15b/0x230 [ 185.872012] driver_detach+0x35/0x70 [ 185.872012] bus_remove_driver+0x53/0xd0 [ 185.872013] pci_unregister_driver+0x39/0xa0 [ 185.872013] SyS_delete_module+0x180/0x1d0 [ 185.872014] ? do_syscall_64+0x19/0x1a0 [ 185.872014] ? trace_hardirqs_on_caller+0xde/0x1c0 [ 185.872014] do_syscall_64+0x65/0x1a0 [ 185.872015] entry_SYSCALL_64_after_hwframe+0x42/0xb7 [ 185.872015] RIP: 0033:0x7f2743f4b1b7 [ 185.872015] RSP: 002b:00007ffe389c7a98 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 185.872016] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2743f4b1b7 [ 185.872017] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 000055c2d929cae8 [ 185.872017] RBP: 000055c2d929ca80 R08: 000055c2d929caec R09: 00007ffe389c7ad8 [ 185.872017] R10: 00007ffe389c6a94 R11: 0000000000000206 R12: 000055c2d906c200 [ 185.872018] R13: 00007ffe389c7cb0 R14: 0000000000000000 R15: 0000000000000000 [ 185.932643] [drm] GuC: No firmware known for this platform! [ 185.932661] [drm] HuC: No firmware known for this platform! [ 187.450164] to colour frame buffer device 480x135 [ 187.815972] Setting dangerous option reset - tainting kernel [ 194.271328] [drm] GuC: No firmware known for this platform! [ 194.271345] [drm] HuC: No firmware known for this platform! [ 195.794551] Setting dangerous option reset - tainting kernel
Seen twice in a row, then nothing since drmtip_10 (1 month, 4 weeks / 55 runs ago).
Closing, thanks.
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