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charset="UTF-8" syzbot has bisected this issue to: commit aa00f67adc2c0d6439f81b5a81ff181377c47a7e Author: Jens Axboe Date: Tue Oct 22 19:47:00 2024 +0000 io_uring: add support for fixed wait regions bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10e60679580000 start commit: 9a143525f62b Merge tag 'ata-7.2-rc7' of git://git.kernel.o.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=12e60679580000 console output: https://syzkaller.appspot.com/x/log.txt?x=14e60679580000 kernel config: https://syzkaller.appspot.com/x/.config?x=c44651ea7dd2f307 dashboard link: https://syzkaller.appspot.com/bug?extid=df9e891bf8ea586f846b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=120defb9580000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16323fb9580000 Reported-by: syzbot+df9e891bf8ea586f846b@syzkaller.appspotmail.com Fixes: aa00f67adc2c ("io_uring: add support for fixed wait regions") For information about bisection process see: https://goo.gl/tpsmEJ#bisection