syzbot


kernel panic: corrupted stack end in sys_futex

Status: auto-closed as invalid on 2022/08/30 23:00
Reported-by: syzbot+b9f9b94bde4d03f6a5bc@syzkaller.appspotmail.com
First crash: 954d, last: 954d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel panic: corrupted stack end in sys_futex kernel 1 175d 171d 0/28 auto-obsoleted due to no activity on 2024/08/28 10:11
Last patch testing requests (1)
Created Duration User Patch Repo Result
2022/08/30 22:27 13m retest repro android12-5.10-lts OK log

Sample crash report:
Kernel panic - not syncing: corrupted stack end detected inside scheduler
CPU: 1 PID: 571 Comm: syz-executor.5 Not tainted 5.10.109-syzkaller-00693-g414e6c8e941c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack_lvl+0x1e2/0x24b lib/dump_stack.c:118
 dump_stack+0x15/0x17 lib/dump_stack.c:135
 panic+0x2a0/0x7d7 kernel/panic.c:231
 schedule_debug+0x100/0x180 kernel/sched/core.c:4540
 __schedule+0x106/0xc00 kernel/sched/core.c:4684
 schedule+0x14b/0x1e0 kernel/sched/core.c:4868
 freezable_schedule include/linux/freezer.h:177 [inline]
 futex_wait_queue_me+0x1c0/0x410 kernel/futex.c:2612
 futex_wait+0x301/0x770 kernel/futex.c:2715
 do_futex+0x142e/0x1840 kernel/futex.c:3741
 __do_sys_futex kernel/futex.c:3804 [inline]
 __se_sys_futex+0x3b0/0x4f0 kernel/futex.c:3770
 __x64_sys_futex+0xe5/0x100 kernel/futex.c:3770
 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fdd17709049
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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:00007fdd1767f218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 00007fdd1781bf68 RCX: 00007fdd17709049
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fdd1781bf68
RBP: 00007fdd1781bf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdd1781bf6c
R13: 00007fffcb286cff R14: 00007fdd1767f300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/04/12 14:46 android12-5.10-lts 414e6c8e941c af01ee7d .config console log report syz ci2-android-5-10 kernel panic: corrupted stack end in sys_futex
* Struck through repros no longer work on HEAD.