syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara <jack@xxxxxxx> Date: Wed Nov 1 17:43:10 2023 +0000 fs: Block writes to mounted block devices bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=120c0ac0580000 start commit: d537ae43f8a1 Merge tag 'gpio-fixes-for-v6.6-rc7' of git://.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=849fe52ba7c6d78a dashboard link: https://syzkaller.appspot.com/bug?extid=c300ab283ba3bc072439 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1056076d680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17093269680000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: fs: Block writes to mounted block devices For information about bisection process see: https://goo.gl/tpsmEJ#bisection