syzbot


possible deadlock in hfs_find_init
Status: fixed on 2021/11/10 00:50
Reported-by: syzbot+b718ec84a87b7e73ade4@syzkaller.appspotmail.com
Fix commit: b3b2177a2d79 hfs: add lock nesting notation to hfs_find_init
First crash: 1379d, last: 386d

Cause bisection: the issue happens on the oldest tested release (bisect log)
Crash: possible deadlock in hfs_find_init (log)
Repro: C syz .config

Fix bisection: failed (bisect log)
Patch testing requests:
Created Duration User Patch Repo Result
2021/06/29 13:59 13m desmondcheongzx@gmail.com patch upstream OK
2021/06/29 10:48 14m desmondcheongzx@gmail.com patch upstream OK
2021/06/29 07:16 8m desmondcheongzx@gmail.com patch upstream report log
2021/06/29 06:56 8m desmondcheongzx@gmail.com patch upstream report log

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2018/04/20 19:30 upstream 43f70c960180 cc402841 .config log report syz C