Re: WARNING in close_fs_devices (3)

syzbot
2020-11-29T16:53:01Z

syzbot has bisected this issue to:

commit 4d004099a668c41522242aa146a38cc4eb59cb1e
Author: Peter Zijlstra <peterz@infradead.org>
Date: Fri Oct 2 09:04:21 2020 +0000

lockdep: Fix lockdep recursion

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=178c99fd500000
start commit: 6174f052 Add linux-next specific files for 20201127
git tree: linux-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=144c99fd500000
console output: https://syzkaller.appspot.com/x/log.txt?x=104c99fd500000
kernel config: https://syzkaller.appspot.com/x/.config?x=79c69cf2521bef9c
dashboard link: https://syzkaller.appspot.com/bug?extid=a70e2ad0879f160b9217
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=11727795500000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1793dcc9500000

Reported-by: syzbot+a70e2ad0879f160b9217@syzkaller.appspotmail.com
Fixes: 4d004099a668 ("lockdep: Fix lockdep recursion")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection