Re: [syzbot] [ocfs2?] possible deadlock in ocfs2_reserve_local_alloc_bits

[syzbot]

syzbot has bisected this issue to:

commit a3c06ae158dd6fa8336157c31d9234689d068d02
Author: Parav Pandit <parav@xxxxxxxxxx>
Date:   Tue Jan 5 10:32:03 2021 +0000

    vdpa_sim_net: Add support for user supported devices

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=174bbc77980000
start commit:   0babf683783d Merge tag 'pinctrl-v6.11-4' of git://git.kern..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=14cbbc77980000
console output: https://syzkaller.appspot.com/x/log.txt?x=10cbbc77980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=1c9e296880039df9
dashboard link: https://syzkaller.appspot.com/bug?extid=843fa26882088a9ee7e3
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=129a6407980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=167617c7980000

Reported-by: syzbot+843fa26882088a9ee7e3@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: a3c06ae158dd ("vdpa_sim_net: Add support for user supported devices")

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