syzbot has bisected this issue to:
commit 28a65b49eb53e172d23567005465019658bfdb4d
Author: Ryusuke Konishi <konishi.ryusuke@xxxxxxxxx>
Date: Thu Apr 27 01:15:26 2023 +0000
nilfs2: do not write dirty data after degenerating to read-only
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11c5be4ba80000
start commit: 6eaae1980760 Linux 6.5-rc3
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=13c5be4ba80000
console output: https://syzkaller.appspot.com/x/log.txt?x=15c5be4ba80000
kernel config: https://syzkaller.appspot.com/x/.config?x=5d10d93e1ae1f229
dashboard link: https://syzkaller.appspot.com/bug?extid=cdfcae656bac88ba0e2d
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=127ac14ea80000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1693a06ea80000
Reported-by: syzbot+cdfcae656bac88ba0e2d@xxxxxxxxxxxxxxxxxxxxxxxxx
Fixes: 28a65b49eb53 ("nilfs2: do not write dirty data after degenerating to read-only")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
