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charset="UTF-8" syzbot suspects this issue was fixed by commit: commit 6f861765464f43a71462d52026fbddfc858239a5 Author: Jan Kara 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=14a093ce180000 start commit: 9a3dad63edbe Merge tag '6.6-rc5-ksmbd-server-fixes' of git.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=11e478e28144788c dashboard link: https://syzkaller.appspot.com/bug?extid=9743a41f74f00e50fc77 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16ebc3c5680000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=122e8275680000 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