syzbot


panic: vput: ref cnt
Status: fixed on 2019/08/15 14:16
Reported-by: syzbot+bf2ac4d4fa9ee92903b8@syzkaller.appspotmail.com
Fix commit: d627fa5c Serialize access to the vnode pointers associated with acct(2) system accounting. Prevents a race where the acct thread and the acct(2) syscall both tries to close a vnode.
First crash: 10d, last: 9d10h

Sample crash report:

All crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro
ci-openbsd-multicore 2019/08/12 09:57 openbsd 4e6b438a 8620c2c2 .config log report syz C
ci-openbsd-multicore 2019/08/12 09:42 openbsd 4e6b438a 8620c2c2 .config log report
ci-openbsd-multicore 2019/08/13 22:13 openbsd 723403cb 74d61399 .config log report
ci-openbsd-multicore 2019/08/13 12:05 openbsd 723403cb 8620c2c2 .config log report
ci-openbsd-multicore 2019/08/13 06:45 openbsd 8c9a8c5f 8620c2c2 .config log report
ci-openbsd-main 2019/08/12 23:02 openbsd 8c9a8c5f 8620c2c2 .config log report