syzbot


BUG: scheduling while atomic in exit_to_user_mode_loop

Status: upstream: reported C repro on 2023/12/30 11:04
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+69ba34ac5fb054a76b7a@syzkaller.appspotmail.com
First crash: 120d, last: 3h09m
Bug presence (2)
Date Name Commit Repro Result
2023/12/30 lts (merge base) 9b91d36ba301 C [report] BUG: scheduling while atomic in do_nanosleep
2023/12/30 upstream (ToT) f016f7547aee C Didn't crash
Similar bugs (4)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: scheduling while atomic in exit_to_user_mode_loop ntfs3 syz error error 1 540d 567d 0/26 auto-obsoleted due to no activity on 2023/05/14 09:44
linux-6.1 BUG: scheduling while atomic in exit_to_user_mode_loop origin:lts-only C done 3 67d 120d 0/3 upstream: reported C repro on 2023/12/30 14:50
android-6-1 BUG: scheduling while atomic in exit_to_user_mode_loop origin:lts C 824 2h22m 120d 0/2 upstream: reported C repro on 2023/12/30 11:52
linux-5.15 BUG: scheduling while atomic in exit_to_user_mode_loop origin:lts-only syz unreliable 2 69d 75d 0/3 upstream: reported syz repro on 2024/02/12 22:31
Last patch testing requests (1)
Created Duration User Patch Repo Result
2024/01/15 19:49 16m retest repro android13-5.15-lts report log

Sample crash report:
BUG: scheduling while atomic: syz-executor146/330/0x00000002
Modules linked in:
Preemption disabled at:
[<ffffffff8152c110>] swake_up_one+0x20/0x170 kernel/sched/swait.c:52
CPU: 1 PID: 330 Comm: syz-executor146 Not tainted 5.15.149-syzkaller-00490-g5d96939590c0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
 dump_stack+0x15/0x17 lib/dump_stack.c:113
 __schedule_bug+0x195/0x260 kernel/sched/core.c:5707
 schedule_debug kernel/sched/core.c:5734 [inline]
 __schedule+0xd19/0x1590 kernel/sched/core.c:6402
 schedule+0x11f/0x1e0 kernel/sched/core.c:6595
 exit_to_user_mode_loop+0x4d/0xe0 kernel/entry/common.c:163
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:301
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f77afffeea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 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 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff271dc4f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: 0000000000000006 RBX: 0000000000000000 RCX: 00007f77afffeea9
RDX: 0000000000000090 RSI: 00000000200004c0 RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>

Crashes (673):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/04/27 07:17 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 09:02 android13-5.15-lts ad06eaf051cd af24b050 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/20 22:58 android13-5.15-lts ad06eaf051cd af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/19 20:54 android13-5.15-lts ad06eaf051cd af24b050 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/18 04:48 android13-5.15-lts ad06eaf051cd acc528cb .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/16 05:18 android13-5.15-lts ad06eaf051cd 0d592ce4 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/16 01:29 android13-5.15-lts ad06eaf051cd b9af7e61 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/15 19:37 android13-5.15-lts ad06eaf051cd b9af7e61 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/14 20:12 android13-5.15-lts 993bed180178 c8349e48 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/14 13:37 android13-5.15-lts 993bed180178 c8349e48 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/14 04:21 android13-5.15-lts 993bed180178 c8349e48 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/13 18:31 android13-5.15-lts 993bed180178 c8349e48 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/13 17:57 android13-5.15-lts 993bed180178 c8349e48 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/11 23:28 android13-5.15-lts 993bed180178 95ed9ece .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/11 17:56 android13-5.15-lts 993bed180178 95ed9ece .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/11 04:06 android13-5.15-lts 993bed180178 33b9e058 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/10 23:33 android13-5.15-lts 993bed180178 4320ec32 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/10 06:26 android13-5.15-lts 993bed180178 171ec371 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/09 21:58 android13-5.15-lts 993bed180178 171ec371 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/09 00:03 android13-5.15-lts 993bed180178 53df08b6 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/08 16:35 android13-5.15-lts 993bed180178 53df08b6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/08 13:53 android13-5.15-lts 993bed180178 53df08b6 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/07 09:08 android13-5.15-lts 993bed180178 ca620dd8 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/07 06:11 android13-5.15-lts 993bed180178 ca620dd8 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/06 04:36 android13-5.15-lts 993bed180178 ca620dd8 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/05 04:43 android13-5.15-lts 993bed180178 0ee3535e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/05 01:28 android13-5.15-lts 993bed180178 0ee3535e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/04 23:26 android13-5.15-lts 993bed180178 0ee3535e .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/04 15:07 android13-5.15-lts 993bed180178 0ee3535e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/04 12:34 android13-5.15-lts 993bed180178 0ee3535e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/04 11:33 android13-5.15-lts 993bed180178 0ee3535e .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/04 05:27 android13-5.15-lts 993bed180178 51c4dcff .config strace log report syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/04 00:48 android13-5.15-lts 993bed180178 51c4dcff .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/03 19:10 android13-5.15-lts 993bed180178 51c4dcff .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/03 14:08 android13-5.15-lts 993bed180178 7925100d .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/03 01:22 android13-5.15-lts 993bed180178 eb2966c4 .config console log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/01 20:42 android13-5.15-lts 993bed180178 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/01 05:36 android13-5.15-lts 993bed180178 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/03/31 23:43 android13-5.15-lts 993bed180178 6baf5069 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2023/12/30 11:02 android13-5.15-lts 28e3f5851a99 fb427a07 .config strace log report syz C [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/28 05:22 android13-5.15-lts 5d96939590c0 07b455f9 .config strace log report syz [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/15 01:29 android13-5.15-lts 993bed180178 c8349e48 .config strace log report syz [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/28 12:46 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/28 01:33 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/28 00:16 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/27 20:03 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/27 09:22 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/27 04:11 android13-5.15-lts 5d96939590c0 07b455f9 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/26 23:55 android13-5.15-lts 5d96939590c0 059e9963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/26 21:50 android13-5.15-lts 5d96939590c0 059e9963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/26 18:02 android13-5.15-lts 5d96939590c0 059e9963 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/26 11:17 android13-5.15-lts 5d96939590c0 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/26 07:42 android13-5.15-lts 5d96939590c0 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/26 05:30 android13-5.15-lts 5d96939590c0 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/25 18:22 android13-5.15-lts 5d96939590c0 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/25 10:51 android13-5.15-lts ad06eaf051cd 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/25 06:42 android13-5.15-lts ad06eaf051cd 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/25 04:42 android13-5.15-lts ad06eaf051cd 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/25 01:06 android13-5.15-lts ad06eaf051cd 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/24 23:41 android13-5.15-lts ad06eaf051cd 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/24 18:58 android13-5.15-lts ad06eaf051cd 8bdc0f22 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/24 12:10 android13-5.15-lts ad06eaf051cd 21339d7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/24 02:20 android13-5.15-lts ad06eaf051cd 21339d7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/23 23:02 android13-5.15-lts ad06eaf051cd 21339d7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/23 22:06 android13-5.15-lts ad06eaf051cd 21339d7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/23 15:45 android13-5.15-lts ad06eaf051cd 21339d7b .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/22 23:16 android13-5.15-lts ad06eaf051cd 36c961ad .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/22 16:52 android13-5.15-lts ad06eaf051cd 36c961ad .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/22 07:46 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/22 05:49 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/22 02:35 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/22 01:17 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 22:34 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 20:44 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 17:28 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 15:22 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 13:23 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 11:29 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 10:17 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 06:53 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 05:44 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/21 04:30 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/20 21:10 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15 BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/20 18:45 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/20 17:32 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
2024/04/20 14:11 android13-5.15-lts ad06eaf051cd af24b050 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf BUG: scheduling while atomic in exit_to_user_mode_loop
* Struck through repros no longer work on HEAD.