syzbot


kernel panic: corrupted stack end in sys_nanosleep (2)

Status: auto-closed as invalid on 2021/07/27 23:30
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+92280ca29be96da056bd@syzkaller.appspotmail.com
First crash: 1105d, last: 1097d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel panic: corrupted stack end in sys_nanosleep kernel 1 1380d 1376d 0/26 auto-closed as invalid on 2020/10/18 17:41

Sample crash report:
Kernel panic - not syncing: corrupted stack end detected inside scheduler
CPU: 0 PID: 8403 Comm: syz-fuzzer Not tainted 5.12.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x141/0x1d7 lib/dump_stack.c:120
 panic+0x306/0x73d kernel/panic.c:231
 schedule_debug kernel/sched/core.c:4822 [inline]
 __schedule+0x21a2/0x21b0 kernel/sched/core.c:4967
 schedule+0xcf/0x270 kernel/sched/core.c:5152
 freezable_schedule include/linux/freezer.h:172 [inline]
 do_nanosleep+0x268/0x6a0 kernel/time/hrtimer.c:1896
 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:1949
 __do_sys_nanosleep kernel/time/hrtimer.c:1983 [inline]
 __se_sys_nanosleep kernel/time/hrtimer.c:1970 [inline]
 __x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1970
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x46dabd
Code: 8b 44 24 20 b9 40 42 0f 00 f7 f1 48 89 04 24 b8 e8 03 00 00 f7 e2 48 89 44 24 08 48 89 e7 be 00 00 00 00 b8 23 00 00 00 0f 05 <48> 8b 6c 24 10 48 83 c4 18 c3 cc cc cc cc cc cc cc cc cc cc cc cc
RSP: 002b:000000c000305dd8 EFLAGS: 00000206 ORIG_RAX: 0000000000000023
RAX: ffffffffffffffda RBX: 000000c00001e800 RCX: 000000000046dabd
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 000000c000305dd8
RBP: 000000c000305de8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000206 R12: 0000000000000003
R13: 000000c000001500 R14: 0000ffffffffffff R15: 0000000000008000
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/04/21 02:43 net-next-old a926c025d56b c0ced557 .config console log report info ci-upstream-net-kasan-gce kernel panic: corrupted stack end in sys_nanosleep
2021/04/28 23:30 linux-next e3d35712f85a 77e2b668 .config console log report info ci-upstream-linux-next-kasan-gce-root kernel panic: corrupted stack end in sys_nanosleep
* Struck through repros no longer work on HEAD.