igt@gem_mmap_gtt@flink-race - incomplete - BUG: unable to handle page fault for address: ffff8882aab611ac
https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_513/fi-ehl-1/igt@gem_mmap_gtt@flink-race.html
6> [453.950899] Console: switching to colour dummy device 80x25
<6> [453.951017] [IGT] gem_mmap_gtt: executing
<6> [453.956729] [IGT] gem_mmap_gtt: starting subtest flink-race
<7> [454.934199] i915 0000:00:02.0: [drm:intel_edp_drrs_downclock_work [i915]] eDP Refresh Rate set to : 48Hz
<4> [470.660909] irq event stamp: 10868553
<1> [470.660911] BUG: unable to handle page fault for address: ffff8882aab611ac
<1> [470.660915] #PF: supervisor write access in kernel mode
<4> [470.660930] hardirqs last enabled at (10868553): [<ffffffff81a4dfd7>] _raw_spin_unlock_irqrestore+0x47/0x60
<1> [470.660936] #PF: error_code(0x0002) - not-present page
<4> [470.660946] hardirqs last disabled at (10868552): [<ffffffff81a4dd5d>] _raw_spin_lock_irqsave+0xd/0x50
<4> [470.660949] softirqs last enabled at (10868234): [<ffffffff81e00395>] __do_softirq+0x395/0x49e
<6> [470.660963] PGD 7801067 P4D 7801067 PUD 7804067 PMD 0
<4> [470.660973] softirqs last disabled at (10868097): [<ffffffff810bbc7a>] irq_exit+0xba/0xc0
<4> [470.661023] Oops: 0002 [#1] PREEMPT SMP NOPTI
<4> [470.661033] CPU: 2 PID: 1214 Comm: gem_mmap_gtt Not tainted 5.7.0-g4f882c61c3ac2-drmtip_513+ #1
<4> [470.661047] Hardware name: Intel Corporation Elkhart Lake Embedded Platform/ElkhartLake LPDDR4x T3 CRB, BIOS EHLSFWI1.R00.1484.A00.1911290833 11/29/2019
<4> [470.661072] RIP: 0010:debug_check_no_obj_freed+0x7e/0x210
<4> [470.661084] Code: 01 f0 49 bd 00 01 00 00 00 00 ad de 49 bc 22 01 00 00 00 00 ad de 48 89 44 24 38 48 8b 44 24 08 48 ba eb 83 b5 80 46 86 c8 61 <48> c1 e8 0c 48 0f af c2 48 c1 e8 32 48 8d 04 c0 48 c1 e0 03 48 8d
<4> [470.661114] RSP: 0018:ffffc900004cbdd8 EFLAGS: 00010286
<4> [470.661124] RAX: ffff888262ade000 RBX: ffff888262aded68 RCX: 0000000000000007
<4> [470.661137] RDX: 61c8864680b583eb RSI: ffff888262ade000 RDI: ffff888262aded68
<4> [470.661149] RBP: ffff888262adee28 R08: 0000000000000000 R09: 0000000000000000
<4> [470.661161] R10: 0000000000000000 R11: 0000000000000000 R12: dead000000000122
<4> [470.661173] R13: dead000000000100 R14: ffffffff81226912 R15: ffff888262aded68
<4> [470.661186] FS: 00007fc38ce13e40(0000) GS:ffff888278100000(0000) knlGS:0000000000000000
<4> [470.661200] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [470.661211] CR2: ffff8882aab611ac CR3: 00000002151fa000 CR4: 0000000000340ee0
<4> [470.661223] Call Trace:
<4> [470.661234] ? remove_vma+0x52/0x60
<4> [470.661245] ? mark_held_locks+0x49/0x70
<4> [470.661255] ? remove_vma+0x52/0x60
<4> [470.661264] kmem_cache_free+0x14d/0x3d0
<4> [470.661274] remove_vma+0x52/0x60
<4> [470.661282] __do_munmap+0x29e/0x490
<4> [470.661293] __vm_munmap+0x66/0xc0
<4> [470.661303] __x64_sys_munmap+0x12/0x20
<4> [470.661313] do_syscall_64+0x4f/0x220
<4> [470.661322] entry_SYSCALL_64_after_hwframe+0x49/0xb3
<4> [470.661333] RIP: 0033:0x7fc38c293ab7
<4> [470.661341] Code: 10 e9 67 ff ff ff 0f 1f 44 00 00 48 8b 15 c9 f3 2c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff e9 6b ff ff ff b8 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 f3 2c 00 f7 d8 64 89 01 48
<4> [470.661371] RSP: 002b:00007fffeb36e018 EFLAGS: 00000213 ORIG_RAX: 000000000000000b
<4> [470.661385] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc38c293ab7
<4> [470.661397] RDX: 0000000000000002 RSI: 0000000000001000 RDI: 00007fc38ce47000
<4> [470.661409] RBP: 00007fc38ce48000 R08: 0000000000000007 R09: 0000000100000000
<4> [470.661421] R10: 0000000000000001 R11: 0000000000000213 R12: 0000000000000005
<4> [470.661433] R13: 0000000000000007 R14: 0000000000000004 R15: 00007fc38ce4800c
<4> [470.661450] Modules linked in: vgem mei_hdcp x86_pkg_temp_thermal coretemp i915 crct10dif_pclmul crc32_pclmul ghash_clmulni_intel ax88179_178a usbnet mii mei_me mei prime_numbers intel_lpss_pci
<4> [470.661487] CR2: ffff8882aab611ac
<4> [470.661496] ---[ end trace e8f1e0e1b5eef91b ]---
<4> [470.946707] RIP: 0010:debug_check_no_obj_freed+0x7e/0x210
<4> [470.946725] Code: 01 f0 49 bd 00 01 00 00 00 00 ad de 49 bc 22 01 00 00 00 00 ad de 48 89 44 24 38 48 8b 44 24 08 48 ba eb 83 b5 80 46 86 c8 61 <48> c1 e8 0c 48 0f af c2 48 c1 e8 32 48 8d 04 c0 48 c1 e0 03 48 8d
<4> [470.946753] RSP: 0018:ffffc900004cbdd8 EFLAGS: 00010286
<4> [470.946764] RAX: ffff888262ade000 RBX: ffff888262aded68 RCX: 0000000000000007
<4> [470.946776] RDX: 61c8864680b583eb RSI: ffff888262ade000 RDI: ffff888262aded68
<4> [470.946788] RBP: ffff888262adee28 R08: 0000000000000000 R09: 0000000000000000
<4> [470.946800] R10: 0000000000000000 R11: 0000000000000000 R12: dead000000000122
<4> [470.946812] R13: dead000000000100 R14: ffffffff81226912 R15: ffff888262aded68
<4> [470.946825] FS: 00007fc38ce13e40(0000) GS:ffff888278100000(0000) knlGS:0000000000000000
<4> [470.946839] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4> [470.946849] CR2: ffff8882aab611ac CR3: 00000002151fa000 CR4: 0000000000340ee0
<3> [470.946863] BUG: sleeping function called from invalid context at ./include/linux/percpu-rwsem.h:49
<3> [470.946878] in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 1214, name: gem_mmap_gtt
<4> [470.946892] INFO: lockdep is turned off.
<4> [470.946901] irq event stamp: 10979616
<4> [470.946912] hardirqs last enabled at (10979615): [<ffffffff8125c635>] kmem_cache_free+0x135/0x3d0
<4> [470.946929] hardirqs last disabled at (10979616): [<ffffffff81001d50>] trace_hardirqs_off_thunk+0x1a/0x1c
<4> [470.946948] softirqs last enabled at (10978828): [<ffffffff81e00395>] __do_softirq+0x395/0x49e
<4> [470.946964] softirqs last disabled at (10978821): [<ffffffff810bbc7a>] irq_exit+0xba/0xc0
<4> [470.946980] CPU: 2 PID: 1214 Comm: gem_mmap_gtt Tainted: G D 5.7.0-g4f882c61c3ac2-drmtip_513+ #1
<4> [470.946997] Hardware name: Intel Corporation Elkhart Lake Embedded Platform/ElkhartLake LPDDR4x T3 CRB, BIOS EHLSFWI1.R00.1484.A00.1911290833 11/29/2019
<4> [470.947018] Call Trace:
<4> [470.947030] dump_stack+0x71/0x9b
<4> [470.947040] ___might_sleep+0x178/0x260
<4> [470.947052] exit_signals+0x2b/0x390
<4> [470.947061] do_exit+0xa3/0xd50
<4> [470.947074] rewind_stack_do_exit+0x17/0x20
<4> [470.947083] RIP: 0033:0x7fc38c293ab7
<4> [470.947092] Code: 10 e9 67 ff ff ff 0f 1f 44 00 00 48 8b 15 c9 f3 2c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff e9 6b ff ff ff b8 0b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 f3 2c 00 f7 d8 64 89 01 48
<4> [470.947121] RSP: 002b:00007fffeb36e018 EFLAGS: 00000213 ORIG_RAX: 000000000000000b
<4> [470.947134] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc38c293ab7
<4> [470.947147] RDX: 0000000000000002 RSI: 0000000000001000 RDI: 00007fc38ce47000
<4> [470.947158] RBP: 00007fc38ce48000 R08: 0000000000000007 R09: 0000000100000000
<4> [470.947170] R10: 0000000000000001 R11: 0000000000000213 R12: 0000000000000005
<4> [470.947182] R13: 0000000000000007 R14: 0000000000000004 R15: 00007fc38ce4800c
<7> [471.031644] i915 0000:00:02.0: [drm:intel_edp_drrs_invalidate [i915]] eDP Refresh Rate set to : 60Hz
<6> [471.033213] Console: switching to colour frame buffer device 320x90