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SubjectRe: [syzbot] KASAN: use-after-free Write in io_submit_one
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syzbot has bisected this issue to:

commit 54a88eb838d37af930c9f19e1930a4fba6789cb5
Author: Pavel Begunkov <asml.silence@gmail.com>
Date: Sat Oct 23 16:21:32 2021 +0000

block: add single bio async direct IO helper

bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1615e2b9b00000
start commit: 04fe99a8d936 Add linux-next specific files for 20211207
git tree: linux-next
final oops: https://syzkaller.appspot.com/x/report.txt?x=1515e2b9b00000
console output: https://syzkaller.appspot.com/x/log.txt?x=1115e2b9b00000
kernel config: https://syzkaller.appspot.com/x/.config?x=4589399873466942
dashboard link: https://syzkaller.appspot.com/bug?extid=3587cbbc6e1868796292
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17db884db00000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=14e9eabdb00000

Reported-by: syzbot+3587cbbc6e1868796292@syzkaller.appspotmail.com
Fixes: 54a88eb838d3 ("block: add single bio async direct IO helper")

For information about bisection process see: https://goo.gl/tpsmEJ#bisection

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