INFO: trying to register non-static key in calculate_sigpending

Status: auto-closed as invalid on 2020/09/19 03:12
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+eb1b67ef4194d8f9ebff@syzkaller.appspotmail.com
First crash: 2258d, last: 2258d
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
INFO: trying to register non-static key in calculate_sigpending 0 (1) 2020/05/26 03:14
▶ ▼ Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: trying to register non-static key in calculate_sigpending (2) kernel -1 1 2116d 2113d 0/29 auto-closed as invalid on 2021/02/08 10:51

Sample crash report:
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 1080 Comm: syz-executor.4 Not tainted 5.7.0-rc6-syzkaller #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+0x188/0x20d lib/dump_stack.c:118
 assign_lock_key kernel/locking/lockdep.c:913 [inline]
 register_lock_class+0x1664/0x1760 kernel/locking/lockdep.c:1225
 __lock_acquire+0x104/0x4c50 kernel/locking/lockdep.c:4234
 lock_acquire+0x1f2/0x8f0 kernel/locking/lockdep.c:4934
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline]
 _raw_spin_lock_irq+0x5b/0x80 kernel/locking/spinlock.c:167
 spin_lock_irq include/linux/spinlock.h:378 [inline]
 calculate_sigpending+0x42/0xa0 kernel/signal.c:196
 ret_from_fork+0x8/0x30 arch/x86/entry/entry_64.S:335

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/05/22 03:11 upstream d2f8825ab78e 5afa2ddd .config console log report ci-upstream-kasan-gce
* Struck through repros no longer work on HEAD.