Re: [syzbot] [bcachefs?] kernel BUG in bch2_fs_recovery

[syzbot]

syzbot has bisected this issue to:

commit 03ef80b469d5d83530ce1ce15be78a40e5300f9b
Author: Kent Overstreet <kent.overstreet@xxxxxxxxx>
Date:   Sat Sep 23 22:41:51 2023 +0000

    bcachefs: Ignore unknown mount options

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=14fdf9a8980000
start commit:   ddb4c3f25b7b Merge tag 'for-linus-6.9a-rc7-tag' of git://g..
git tree:       upstream
final oops:     https://syzkaller.appspot.com/x/report.txt?x=16fdf9a8980000
console output: https://syzkaller.appspot.com/x/log.txt?x=12fdf9a8980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=d2f00edef461175
dashboard link: https://syzkaller.appspot.com/bug?extid=05c1843ef85da9e52042
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1464ea2f180000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=130db31f180000

Reported-by: syzbot+05c1843ef85da9e52042@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 03ef80b469d5 ("bcachefs: Ignore unknown mount options")

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