syzbot


kernel BUG in __migration_entry_wait

Status: auto-obsoleted due to no activity on 2023/09/30 11:25
First crash: 510d, last: 510d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-54 kernel BUG in __migration_entry_wait (2) 5 294d 383d 0/2 auto-obsoleted due to no activity on 2024/05/03 09:16

Sample crash report:
------------[ cut here ]------------
kernel BUG at include/linux/swapops.h:195!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 10437 Comm: syz-executor.3 Not tainted 5.4.242-syzkaller-00017-g487daef44f9f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:migration_entry_to_page include/linux/swapops.h:195 [inline]
RIP: 0010:__migration_entry_wait+0x467/0x470 mm/migrate.c:323
Code: ff ff 48 8d 7c 24 40 e8 57 90 ff ff e9 f5 fe ff ff e8 2d d6 cf ff 4c 8b 6c 24 10 e9 1c ff ff ff e8 0e 97 a6 ff e8 19 d6 cf ff <0f> 0b 0f 1f 80 00 00 00 00 55 41 57 41 56 41 54 53 49 89 d6 48 89
RSP: 0018:ffff8881aff37280 EFLAGS: 00010293
RAX: ffffffff819453c7 RBX: 0000000000000000 RCX: ffff8881e8206e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881aff37330 R08: ffffffff81945129 R09: fffffb1df8563851
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: fffff8efc2b1c280 R14: 1fffff1df8563851 R15: fffff8efc2b1c288
FS:  00007f7d19a71700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002003907f CR3: 00000001e8d58000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 do_swap_page+0x14df/0x1740 mm/memory.c:2918
 handle_pte_fault mm/memory.c:4031 [inline]
 __handle_mm_fault mm/memory.c:4151 [inline]
 handle_mm_fault+0x17c8/0x4840 mm/memory.c:4188
 do_user_addr_fault arch/x86/mm/fault.c:1469 [inline]
 __do_page_fault+0x509/0xbb0 arch/x86/mm/fault.c:1530
 page_fault+0x2f/0x40 arch/x86/entry/entry_64.S:1206
Modules linked in:
---[ end trace 3cfc2d5178a7a455 ]---
RIP: 0010:migration_entry_to_page include/linux/swapops.h:195 [inline]
RIP: 0010:__migration_entry_wait+0x467/0x470 mm/migrate.c:323
Code: ff ff 48 8d 7c 24 40 e8 57 90 ff ff e9 f5 fe ff ff e8 2d d6 cf ff 4c 8b 6c 24 10 e9 1c ff ff ff e8 0e 97 a6 ff e8 19 d6 cf ff <0f> 0b 0f 1f 80 00 00 00 00 55 41 57 41 56 41 54 53 49 89 d6 48 89
RSP: 0018:ffff8881aff37280 EFLAGS: 00010293
RAX: ffffffff819453c7 RBX: 0000000000000000 RCX: ffff8881e8206e40
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff8881aff37330 R08: ffffffff81945129 R09: fffffb1df8563851
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: fffff8efc2b1c280 R14: 1fffff1df8563851 R15: fffff8efc2b1c288
FS:  00007f7d19a71700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002003907f CR3: 00000001e8d58000 CR4: 00000000003406b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/07/02 11:20 android12-5.4 487daef44f9f bfc47836 .config console log report info ci2-android-5-4-perf-kasan kernel BUG in __migration_entry_wait
* Struck through repros no longer work on HEAD.