igt@i915_selftest@live@sanitycheck - incomplete - general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b6b6b

https://intel-gfx-ci.01.org/tree/drm-tip/IGT_6395/bat-hsw-1/igt@i915_selftest@live@sanitycheck.html

<6> [373.290020] [IGT] i915_selftest: starting dynamic subtest sanitycheck
<5> [373.482052] Setting dangerous option live_selftests - tainting kernel
<7> [373.567203] i915 0000:00:02.0: [drm:intel_uc_init_early [i915]] enable_guc=0 (guc:no submission:no huc:no slpc:no)
<7> [373.567498] i915 0000:00:02.0: [drm:intel_pch_type [i915]] Found LynxPoint PCH
<7> [373.567662] i915 0000:00:02.0: [drm:intel_power_domains_init [i915]] Allowed DC state mask 00
<7> [373.568080] i915 0000:00:02.0: [drm:intel_uncore_init_mmio [i915]] unclaimed mmio detected on uncore init, clearing
<7> [373.568302] i915 0000:00:02.0: [drm:intel_device_info_runtime_init [i915]] rawclk rate: 125000 kHz
<7> [373.569422] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GGTT size = 2048M
<7> [373.569626] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] GMADR size = 256M
<7> [373.569798] i915 0000:00:02.0: [drm:i915_ggtt_probe_hw [i915]] DSM size = 32M
<4> [373.569992] general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b6b6b: 0000 [#1] PREEMPT SMP PTI
<4> [373.570006] CPU: 0 PID: 5682 Comm: i915_selftest Tainted: G U 5.17.0-CI-CI_DRM_11408+ #1
<4> [373.570017] Hardware name: Intel Corporation Shark Bay Client platform/Grays Reef, BIOS HSWLPTU1.86C.0139.R01.1504040013 04/04/2015
<4> [373.570026] RIP: 0010:fb_do_apertures_overlap.part.14+0x26/0x60
<4> [373.570037] Code: 10 3a 4c 00 8b 0e 85 c9 74 4e 41 57 41 56 49 c7 c6 78 8f 34 82 41 55 41 54 49 89 fc 55 48 89 f5 53 31 db 48 83 ec 10 48 63 c3 <41> 8b 14 24 48 c1 e0 04 4c 8d 6c 05 08 85 d2 0f 85 9d 82 49 00 83
<4> [373.570052] RSP: 0018:ffffc9000162f988 EFLAGS: 00010286
<4> [373.570059] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
<4> [373.570066] RDX: 0000000000000001 RSI: ffff88800493c840 RDI: 6b6b6b6b6b6b6b6b
<4> [373.570073] RBP: ffff88800493c840 R08: ffff888001f809f0 R09: 00000000fffffffe
<4> [373.570080] R10: ffffc9000162fa18 R11: 00000000d4255de4 R12: 6b6b6b6b6b6b6b6b
<4> [373.570087] R13: ffffffff82878540 R14: ffffffff82348f78 R15: 6b6b6b6b6b6b6b6b
<4> [373.570094] FS: 00007f3d4e72bc00(0000) GS:ffff88810b000000(0000) knlGS:0000000000000000
<4> [373.570102] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [373.570108] CR2: 0000561d66685190 CR3: 0000000012a7a004 CR4: 00000000000706f0
<4> [373.570115] Call Trace:
<4> [373.570119] <TASK>
<4> [373.570124] do_remove_conflicting_framebuffers+0x59/0xa0
<4> [373.570133] remove_conflicting_framebuffers+0x2d/0xc0
<4> [373.570140] remove_conflicting_pci_framebuffers+0xc8/0x110
<4> [373.570148] drm_aperture_remove_conflicting_pci_framebuffers+0x52/0x70
<4> [373.570159] i915_driver_probe+0x633/0xde0 [i915]
<4> [373.570317] ? __pm_runtime_resume+0x4f/0x80
<4> [373.570327] i915_pci_probe+0x53/0x1f0 [i915]
<4> [373.570488] ? _raw_spin_unlock_irqrestore+0x3d/0x60
<4> [373.570497] pci_device_probe+0x98/0x110
<4> [373.570504] really_probe+0x1af/0x390
<4> [373.570511] __driver_probe_device+0xf6/0x170
<4> [373.570518] driver_probe_device+0x1a/0x90
<4> [373.570525] __driver_attach+0x93/0x160
<4> [373.570530] ? __device_attach_driver+0xd0/0xd0
<4> [373.570537] ? __device_attach_driver+0xd0/0xd0
<4> [373.570544] bus_for_each_dev+0x75/0xc0
<4> [373.570550] bus_add_driver+0x14b/0x1f0
<4> [373.570557] driver_register+0x66/0xb0
<4> [373.570563] i915_init+0x22/0x7e [i915]
<4> [373.570719] ? 0xffffffffa070e000
<4> [373.570724] do_one_initcall+0x56/0x2e0
<4> [373.570731] ? do_init_module+0x1d/0x1e0
<4> [373.570737] ? rcu_read_lock_sched_held+0x4d/0x80
<4> [373.570745] ? kmem_cache_alloc_trace+0x1de/0x250
<4> [373.570753] do_init_module+0x45/0x1e0
<4> [373.570759] load_module+0x2740/0x29d0
<4> [373.570769] ? __do_sys_finit_module+0xaf/0x120
<4> [373.570775] __do_sys_finit_module+0xaf/0x120
<4> [373.570784] do_syscall_64+0x3a/0xb0
<4> [373.570791] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4> [373.570798] RIP: 0033:0x7f3d514f776d
<4> [373.570804] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d f3 36 0d 00 f7 d8 64 89 01 48
<4> [373.570819] RSP: 002b:00007ffe274a94a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4> [373.570828] RAX: ffffffffffffffda RBX: 000055c7477f99a0 RCX: 00007f3d514f776d
<4> [373.570835] RDX: 0000000000000000 RSI: 000055c74780e530 RDI: 0000000000000006
<4> [373.570842] RBP: 0000000000000020 R08: 696420312d3d7374 R09: 0000000000000000
<4> [373.570849] R10: 736574666c65735f R11: 0000000000000246 R12: 000055c74780e530
<4> [373.570856] R13: 0000000000000000 R14: 000055c7477f7670 R15: 000055c7477f99a0
<4> [373.570865] </TASK>
<4> [373.570868] Modules linked in: i915(+) drm_dp_helper drm_kms_helper vgem drm_shmem_helper fuse snd_hda_codec_hdmi mei_hdcp smsc75xx usbnet mii x86_pkg_temp_thermal coretemp ttm crct10dif_pclmul snd_hda_codec_realtek drm_buddy crc32_pclmul snd_hda_codec_generic ledtrig_audio ghash_clmulni_intel snd_intel_dspcfg snd_hda_codec snd_hwdep i2c_i801 snd_hda_core i2c_smbus e1000e mei_me syscopyarea snd_pcm sysfillrect sysimgblt fb_sys_fops mei ptp prime_numbers lpc_ich pps_core [last unloaded: drm_kms_helper]
<4> [373.570960] ---[ end trace 0000000000000000 ]---
<3> [373.579551] BUG: sleeping function called from invalid context at kernel/locking/semaphore.c:81
<3> [373.579563] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 5682, name: i915_selftest
<3> [373.579572] preempt_count: 0, expected: 0
<3> [373.579577] RCU nest depth: 1, expected: 0
<4> [373.579581] INFO: lockdep is turned off.
<4> [373.579586] CPU: 0 PID: 5682 Comm: i915_selftest Tainted: G UD 5.17.0-CI-CI_DRM_11408+ #1
<4> [373.579596] Hardware name: Intel Corporation Shark Bay Client platform/Grays Reef, BIOS HSWLPTU1.86C.0139.R01.1504040013 04/04/2015
<4> [373.579606] Call Trace:
<4> [373.579610] <TASK>
<4> [373.579614] dump_stack_lvl+0x56/0x7b
<4> [373.579623] __might_resched.cold.163+0xf4/0x12f
<4> [373.579633] down_interruptible+0x1a/0x60
<4> [373.579641] efivar_entry_set_safe+0x1ed/0x270
<4> [373.579650] efi_pstore_write+0x115/0x180
<4> [373.579660] pstore_dump+0x116/0x2e0
<4> [373.579670] kmsg_dump+0x73/0x120
<4> [373.579678] oops_end+0x4c/0xa0
<4> [373.579684] exc_general_protection+0x193/0x3e0
<4> [373.579694] asm_exc_general_protection+0x1e/0x30
<4> [373.579701] RIP: 0010:fb_do_apertures_overlap.part.14+0x26/0x60
<4> [373.579710] Code: 10 3a 4c 00 8b 0e 85 c9 74 4e 41 57 41 56 49 c7 c6 78 8f 34 82 41 55 41 54 49 89 fc 55 48 89 f5 53 31 db 48 83 ec 10 48 63 c3 <41> 8b 14 24 48 c1 e0 04 4c 8d 6c 05 08 85 d2 0f 85 9d 82 49 00 83
<4> [373.579726] RSP: 0018:ffffc9000162f988 EFLAGS: 00010286
<4> [373.579733] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
<4> [373.579740] RDX: 0000000000000001 RSI: ffff88800493c840 RDI: 6b6b6b6b6b6b6b6b
<4> [373.579746] RBP: ffff88800493c840 R08: ffff888001f809f0 R09: 00000000fffffffe
<4> [373.579753] R10: ffffc9000162fa18 R11: 00000000d4255de4 R12: 6b6b6b6b6b6b6b6b
<4> [373.579760] R13: ffffffff82878540 R14: ffffffff82348f78 R15: 6b6b6b6b6b6b6b6b
<4> [373.579770] do_remove_conflicting_framebuffers+0x59/0xa0
<4> [373.579779] remove_conflicting_framebuffers+0x2d/0xc0
<4> [373.579786] remove_conflicting_pci_framebuffers+0xc8/0x110
<4> [373.579794] drm_aperture_remove_conflicting_pci_framebuffers+0x52/0x70
<4> [373.579805] i915_driver_probe+0x633/0xde0 [i915]
<4> [373.579984] ? __pm_runtime_resume+0x4f/0x80
<4> [373.579993] i915_pci_probe+0x53/0x1f0 [i915]
<4> [373.580155] ? _raw_spin_unlock_irqrestore+0x3d/0x60
<4> [373.580163] pci_device_probe+0x98/0x110
<4> [373.580170] really_probe+0x1af/0x390
<4> [373.580178] __driver_probe_device+0xf6/0x170
<4> [373.580185] driver_probe_device+0x1a/0x90
<4> [373.580191] __driver_attach+0x93/0x160
<4> [373.580197] ? __device_attach_driver+0xd0/0xd0
<4> [373.580204] ? __device_attach_driver+0xd0/0xd0
<4> [373.580211] bus_for_each_dev+0x75/0xc0
<4> [373.580218] bus_add_driver+0x14b/0x1f0
<4> [373.580224] driver_register+0x66/0xb0
<4> [373.580231] i915_init+0x22/0x7e [i915]
<4> [373.580388] ? 0xffffffffa070e000
<4> [373.580393] do_one_initcall+0x56/0x2e0
<4> [373.580399] ? do_init_module+0x1d/0x1e0
<4> [373.580405] ? rcu_read_lock_sched_held+0x4d/0x80
<4> [373.580413] ? kmem_cache_alloc_trace+0x1de/0x250
<4> [373.580422] do_init_module+0x45/0x1e0
<4> [373.580427] load_module+0x2740/0x29d0
<4> [373.580438] ? __do_sys_finit_module+0xaf/0x120
<4> [373.580444] __do_sys_finit_module+0xaf/0x120
<4> [373.580453] do_syscall_64+0x3a/0xb0
<4> [373.580459] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4> [373.580466] RIP: 0033:0x7f3d514f776d
<4> [373.580471] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d f3 36 0d 00 f7 d8 64 89 01 48
<4> [373.580487] RSP: 002b:00007ffe274a94a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4> [373.580496] RAX: ffffffffffffffda RBX: 000055c7477f99a0 RCX: 00007f3d514f776d
<4> [373.580503] RDX: 0000000000000000 RSI: 000055c74780e530 RDI: 0000000000000006
<4> [373.580509] RBP: 0000000000000020 R08: 696420312d3d7374 R09: 0000000000000000
<4> [373.580516] R10: 736574666c65735f R11: 0000000000000246 R12: 000055c74780e530
<4> [373.580523] R13: 0000000000000000 R14: 000055c7477f7670 R15: 000055c7477f99a0
<4> [373.580532] </TASK>
<4> [373.580562] ------------[ cut here ]------------
<4> [373.580567] Voluntary context switch within RCU read-side critical section!
<4> [373.580572] WARNING: CPU: 0 PID: 5682 at kernel/rcu/tree_plugin.h:318 rcu_note_context_switch+0x5d4/0x660
<4> [373.580589] Modules linked in: i915(+) drm_dp_helper drm_kms_helper vgem drm_shmem_helper fuse snd_hda_codec_hdmi mei_hdcp smsc75xx usbnet mii x86_pkg_temp_thermal coretemp ttm crct10dif_pclmul snd_hda_codec_realtek drm_buddy crc32_pclmul snd_hda_codec_generic ledtrig_audio ghash_clmulni_intel snd_intel_dspcfg snd_hda_codec snd_hwdep i2c_i801 snd_hda_core i2c_smbus e1000e mei_me syscopyarea snd_pcm sysfillrect sysimgblt fb_sys_fops mei ptp prime_numbers lpc_ich pps_core [last unloaded: drm_kms_helper]
<4> [373.580653] CPU: 0 PID: 5682 Comm: i915_selftest Tainted: G UD W 5.17.0-CI-CI_DRM_11408+ #1
<4> [373.580662] Hardware name: Intel Corporation Shark Bay Client platform/Grays Reef, BIOS HSWLPTU1.86C.0139.R01.1504040013 04/04/2015
<4> [373.580672] RIP: 0010:rcu_note_context_switch+0x5d4/0x660
<4> [373.580679] Code: 4d 58 48 8b 53 20 e9 4f fc ff ff 48 8b 8d d8 00 00 00 e9 7c fd ff ff 48 c7 c7 50 cd 2f 82 c6 05 f9 1a 6f 01 01 e8 18 34 94 00 <0f> 0b e9 b8 fa ff ff 80 7b 11 00 0f 84 d8 fa ff ff 0f 0b e9 d1 fa
<4> [373.580694] RSP: 0018:ffffc9000162f370 EFLAGS: 00010082
<4> [373.580700] RAX: 0000000000000000 RBX: ffff88810b03c380 RCX: 0000000000000002
<4> [373.580707] RDX: 0000000080000002 RSI: ffffffff823121dd RDI: 00000000ffffffff
<4> [373.580714] RBP: ffffc9000162f408 R08: 0000000000000000 R09: c000000100000687
<4> [373.580721] R10: 0000000000293c48 R11: ffffc9000162f188 R12: ffff888001f80040
<4> [373.580727] R13: 0000000000000000 R14: 000000000003b5c0 R15: ffffffff840aafa0
<4> [373.580734] FS: 00007f3d4e72bc00(0000) GS:ffff88810b000000(0000) knlGS:0000000000000000
<4> [373.580743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [373.580749] CR2: 0000561d66685190 CR3: 0000000012a7a004 CR4: 00000000000706f0
<4> [373.580756] Call Trace:
<4> [373.580759] <TASK>
<4> [373.580763] __schedule+0xc8/0xaf0
<4> [373.580771] ? lock_release+0x206/0x2d0
<4> [373.580778] ? lock_release+0x206/0x2d0
<4> [373.580784] ? rcu_read_lock_held_common+0x9/0x40
<4> [373.580791] ? wait_for_completion+0x7e/0x110
<4> [373.580799] schedule+0x3f/0xc0
<4> [373.580805] schedule_timeout+0x233/0x2e0
<4> [373.580811] ? lock_acquire+0x1a1/0x310
<4> [373.580818] ? rcu_read_lock_held_common+0x9/0x40
<4> [373.580824] ? rcu_read_lock_sched_held+0x1e/0x80
<4> [373.580832] ? lock_release+0x206/0x2d0
<4> [373.580839] ? wait_for_completion+0x7e/0x110
<4> [373.580846] wait_for_completion+0xb0/0x110
<4> [373.580854] virt_efi_query_variable_info+0x16e/0x180
<4> [373.580863] efi_query_variable_store+0x52/0x1a0
<4> [373.580870] ? trace_hardirqs_on+0x1a/0xe0
<4> [373.580877] ? _raw_spin_unlock_irqrestore+0x3d/0x60
<4> [373.580884] efivar_entry_set_safe+0x219/0x270
<4> [373.580892] efi_pstore_write+0x115/0x180
<4> [373.580901] pstore_dump+0x116/0x2e0
<4> [373.580910] kmsg_dump+0x73/0x120
<4> [373.580917] oops_end+0x4c/0xa0
<4> [373.580922] exc_general_protection+0x193/0x3e0
<4> [373.580930] asm_exc_general_protection+0x1e/0x30
<4> [373.580937] RIP: 0010:fb_do_apertures_overlap.part.14+0x26/0x60
<4> [373.580945] Code: 10 3a 4c 00 8b 0e 85 c9 74 4e 41 57 41 56 49 c7 c6 78 8f 34 82 41 55 41 54 49 89 fc 55 48 89 f5 53 31 db 48 83 ec 10 48 63 c3 <41> 8b 14 24 48 c1 e0 04 4c 8d 6c 05 08 85 d2 0f 85 9d 82 49 00 83
<4> [373.580960] RSP: 0018:ffffc9000162f988 EFLAGS: 00010286
<4> [373.580966] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
<4> [373.580972] RDX: 0000000000000001 RSI: ffff88800493c840 RDI: 6b6b6b6b6b6b6b6b
<4> [373.580979] RBP: ffff88800493c840 R08: ffff888001f809f0 R09: 00000000fffffffe
<4> [373.580986] R10: ffffc9000162fa18 R11: 00000000d4255de4 R12: 6b6b6b6b6b6b6b6b
<4> [373.580992] R13: ffffffff82878540 R14: ffffffff82348f78 R15: 6b6b6b6b6b6b6b6b
<4> [373.581002] do_remove_conflicting_framebuffers+0x59/0xa0
<4> [373.581010] remove_conflicting_framebuffers+0x2d/0xc0
<4> [373.581017] remove_conflicting_pci_framebuffers+0xc8/0x110
<4> [373.581025] drm_aperture_remove_conflicting_pci_framebuffers+0x52/0x70
<4> [373.581035] i915_driver_probe+0x633/0xde0 [i915]
<4> [373.581259] ? __pm_runtime_resume+0x4f/0x80
<4> [373.581267] i915_pci_probe+0x53/0x1f0 [i915]
<4> [373.581429] ? _raw_spin_unlock_irqrestore+0x3d/0x60
<4> [373.581437] pci_device_probe+0x98/0x110
<4> [373.581444] really_probe+0x1af/0x390
<4> [373.581451] __driver_probe_device+0xf6/0x170
<4> [373.581458] driver_probe_device+0x1a/0x90
<4> [373.581465] __driver_attach+0x93/0x160
<4> [373.581471] ? __device_attach_driver+0xd0/0xd0
<4> [373.581478] ? __device_attach_driver+0xd0/0xd0
<4> [373.581485] bus_for_each_dev+0x75/0xc0
<4> [373.581491] bus_add_driver+0x14b/0x1f0
<4> [373.581498] driver_register+0x66/0xb0
<4> [373.581505] i915_init+0x22/0x7e [i915]
<4> [373.581654] ? 0xffffffffa070e000
<4> [373.581659] do_one_initcall+0x56/0x2e0
<4> [373.581666] ? do_init_module+0x1d/0x1e0
<4> [373.581672] ? rcu_read_lock_sched_held+0x4d/0x80
<4> [373.581680] ? kmem_cache_alloc_trace+0x1de/0x250
<4> [373.581688] do_init_module+0x45/0x1e0
<4> [373.581694] load_module+0x2740/0x29d0
<4> [373.581704] ? __do_sys_finit_module+0xaf/0x120
<4> [373.581710] __do_sys_finit_module+0xaf/0x120
<4> [373.581719] do_syscall_64+0x3a/0xb0
<4> [373.581726] entry_SYSCALL_64_after_hwframe+0x44/0xae
<4> [373.581734] RIP: 0033:0x7f3d514f776d
<4> [373.581739] Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d f3 36 0d 00 f7 d8 64 89 01 48
<4> [373.581755] RSP: 002b:00007ffe274a94a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
<4> [373.581764] RAX: ffffffffffffffda RBX: 000055c7477f99a0 RCX: 00007f3d514f776d
<4> [373.581771] RDX: 0000000000000000 RSI: 000055c74780e530 RDI: 0000000000000006
<4> [373.581778] RBP: 0000000000000020 R08: 696420312d3d7374 R09: 0000000000000000
<4> [373.581785] R10: 736574666c65735f R11: 0000000000000246 R12: 000055c74780e530
<4> [373.581792] R13: 0000000000000000 R14: 000055c7477f7670 R15: 000055c7477f99a0
<4> [373.581801] </TASK>
<4> [373.581805] irq event stamp: 546081
<4> [373.581809] hardirqs last enabled at (546081): [<ffffffff81ae02fe>] exc_general_protection+0x26e/0x3e0
<4> [373.581820] hardirqs last disabled at (546080): [<ffffffff81ae00b7>] exc_general_protection+0x27/0x3e0
<4> [373.581830] softirqs last enabled at (445608): [<ffffffff81e0032d>] __do_softirq+0x32d/0x493
<4> [373.581840] softirqs last disabled at (445599): [<ffffffff810b8eb6>] irq_exit_rcu+0xa6/0xe0
<4> [373.581851] ---[ end trace 0000000000000000 ]---
<4> [373.956198] RIP: 0010:fb_do_apertures_overlap.part.14+0x26/0x60
<4> [373.956289] Code: 10 3a 4c 00 8b 0e 85 c9 74 4e 41 57 41 56 49 c7 c6 78 8f 34 82 41 55 41 54 49 89 fc 55 48 89 f5 53 31 db 48 83 ec 10 48 63 c3 <41> 8b 14 24 48 c1 e0 04 4c 8d 6c 05 08 85 d2 0f 85 9d 82 49 00 83
<4> [373.956310] RSP: 0018:ffffc9000162f988 EFLAGS: 00010286
<4> [373.956319] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
<4> [373.956387] RDX: 0000000000000001 RSI: ffff88800493c840 RDI: 6b6b6b6b6b6b6b6b
<4> [373.956396] RBP: ffff88800493c840 R08: ffff888001f809f0 R09: 00000000fffffffe
<4> [373.956405] R10: ffffc9000162fa18 R11: 00000000d4255de4 R12: 6b6b6b6b6b6b6b6b
<4> [373.956473] R13: ffffffff82878540 R14: ffffffff82348f78 R15: 6b6b6b6b6b6b6b6b
<4> [373.956482] FS: 00007f3d4e72bc00(0000) GS:ffff88810b000000(0000) knlGS:0000000000000000
<4> [373.956492] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [373.956558] CR2: 0000561d66685190 CR3: 0000000012a7a006 CR4: 00000000000706f0