general protection fault in mm_update_next

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-4.19	BUG: unable to handle kernel paging request in mm_update_next_owner				21	1019d	1546d	0/1	auto-closed as invalid on 2022/06/06 03:00
linux-4.19	general protection fault in mm_update_next_owner (2)				1	751d	751d	0/1	auto-obsoleted due to no activity on 2023/03/01 16:07
linux-4.14	general protection fault in mm_update_next_owner (2)				6	1296d	1385d	0/1	auto-closed as invalid on 2021/09/01 20:39
linux-4.19	general protection fault in mm_update_next_owner				6	1565d	1684d	0/1	auto-closed as invalid on 2020/12/07 18:48
upstream	general protection fault in mm_update_next_owner (2) kernel				14	1475d	1678d	0/28	auto-closed as invalid on 2021/03/07 09:36
upstream	general protection fault in mm_update_next_owner kernel	syz	done	done	1	1993d	1993d	12/28	fixed on 2019/08/27 17:15
upstream	general protection fault in mm_update_next_owner (3) kernel				1	594d	590d	0/28	auto-obsoleted due to no activity on 2023/07/06 16:17

R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 R13: 00007ffee15b76ff R14: 00007f29e334a9c0 R15: 000000000118cf4c kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 6135 Comm: syz-executor.0 Not tainted 4.14.193-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8882067920c0 task.stack: ffff8881eac28000 RIP: 0010:__read_once_size include/linux/compiler.h:183 [inline] RIP: 0010:mm_update_next_owner+0x367/0x5b0 kernel/exit.c:451 RSP: 0018:ffff8881eac2fd48 EFLAGS: 00010202 RAX: 0000000000000002 RBX: dffffc0000000000 RCX: 0000000000000ec1 RDX: 0000000000000000 RSI: 0000000000000200 RDI: ffff888000136a00 RBP: 0000000000000000 R08: ffff8880519b4670 R09: 000000000006008f R10: ffff888206792948 R11: ffff8882067920c0 R12: ffff888053044080 R13: 0000000000000010 R14: ffff8882067920c0 R15: ffff8880537de680 FS: 0000000000000000(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31521000 CR3: 0000000206e29000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: exit_mm kernel/exit.c:544 [inline] do_exit+0x940/0x27f0 kernel/exit.c:852 do_group_exit+0x100/0x2e0 kernel/exit.c:962 SYSC_exit_group kernel/exit.c:973 [inline] SyS_exit_group+0x19/0x20 kernel/exit.c:971 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x45d4d9 RSP: 002b:00007ffee15b7918 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 000000000045d4d9 RDX: 0000000000416e21 RSI: fffffffffffffff7 RDI: 0000000000000000 RBP: 0000000000000000 R08: 00000000216a4872 R09: 00007ffee15b7970 R10: 00000000216a486e R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffee15b7970 R14: 0000000000000001 R15: 00007ffee15b7980 Code: 00 48 8d bd 20 03 00 00 48 89 f8 48 c1 e8 03 80 3c 18 00 0f 85 fb 01 00 00 48 8b ad 20 03 00 00 4c 8d 6d 10 4c 89 e8 48 c1 e8 03 <80> 3c 18 00 0f 85 d2 01 00 00 48 8b 45 10 48 8d a8 68 fa ff ff RIP: __read_once_size include/linux/compiler.h:183 [inline] RSP: ffff8881eac2fd48 RIP: mm_update_next_owner+0x367/0x5b0 kernel/exit.c:451 RSP: ffff8881eac2fd48 ---[ end trace 658c82fe3f86e447 ]---

Crashes (6):
Time	Kernel	Commit	Syzkaller	Config	Log	Report	Manager
2020/08/20 13:03	linux-4.14.y	14b58326976d	ed282a3a	.config	console log	report	ci2-linux-4-14
2020/05/27 19:40	linux-4.14.y	4f68020fef1c	9072c126	.config	console log	report	ci2-linux-4-14
2020/05/07 10:44	linux-4.14.y	d71f695ce745	98cbd87b	.config	console log	report	ci2-linux-4-14
2020/04/18 01:27	linux-4.14.y	c10b57a567e4	435c6d53	.config	console log	report	ci2-linux-4-14
2020/02/03 14:06	linux-4.14.y	9fa690a2a016	93e5e335	.config	console log	report	ci2-linux-4-14
2020/01/15 04:39	linux-4.14.y	c04fc6fa5c96	fa12bd3c	.config	console log	report	ci2-linux-4-14

Crashes (6):

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