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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=137b2d43e80000 start commit: 3f01e9fed845 Merge tag 'linux-watchdog-6.5-rc2' of git://w.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=29fd3392a08741ef dashboard link: https://syzkaller.appspot.com/bug?extid=ed7d0f71a89e28557a77 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17b6f3f8a80000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1688b6d4a80000 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