syzbot


kernel panic: corrupted stack end in futex

Status: auto-closed as invalid on 2021/10/06 15:27
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+59479f29b03c8184c1ec@syzkaller.appspotmail.com
First crash: 1026d, last: 1022d

Sample crash report:
Kernel panic - not syncing: corrupted stack end detected inside scheduler
CPU: 1 PID: 11104 Comm: syz-executor.0 Tainted: G        W         5.13.0-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_lvl+0xcd/0x134 lib/dump_stack.c:96
 panic+0x306/0x73d kernel/panic.c:231
 schedule_debug kernel/sched/core.c:5237 [inline]
 __schedule+0x26fe/0x2710 kernel/sched/core.c:5831
 schedule+0xd3/0x270 kernel/sched/core.c:6019
 freezable_schedule include/linux/freezer.h:172 [inline]
 futex_wait_queue_me+0x25a/0x520 kernel/futex.c:2602
 futex_wait+0x1db/0x5f0 kernel/futex.c:2704
 do_futex+0x250/0x1770 kernel/futex.c:3730
 __do_sys_futex+0xdc/0x3b0 kernel/futex.c:3807
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff9ffa8058 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000226 RCX: 00000000004665d9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000056bf8c
RBP: 000000000056bf8c R08: 00007fff9ffe5080 R09: 0000000000000000
R10: 00007fff9ffa8130 R11: 0000000000000246 R12: 0000000000034112
R13: 00000000000003e8 R14: 000000000056bf80 R15: 00000000000340e8
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (3):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/07/08 15:27 upstream 3dbdb38e2869 95793bce .config console log report info ci-upstream-kasan-gce-root kernel panic: corrupted stack end in futex
2021/07/06 14:47 upstream 3dbdb38e2869 6c4484eb .config console log report info ci-upstream-kasan-gce-root kernel panic: corrupted stack end in futex
2021/07/04 17:36 upstream 3dbdb38e2869 55aa55c2 .config console log report info ci-upstream-kasan-gce-root kernel panic: corrupted stack end in futex
* Struck through repros no longer work on HEAD.