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    SubjectRe: [syzbot] KASAN: invalid-free in io_clean_op
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    Hello,

    syzbot has tested the proposed patch and the reproducer did not trigger any issue:

    Reported-and-tested-by: syzbot+edfd15cd4246a3fc615a@syzkaller.appspotmail.com

    Tested on:

    commit: f159b763 io_uring/net: fix cleanup double free free_io..
    git tree: https://github.com/isilence/linux.git io_uring/net-free-iov-bug
    console output: https://syzkaller.appspot.com/x/log.txt?x=15697b18880000
    kernel config: https://syzkaller.appspot.com/x/.config?x=3521db70c6a595c4
    dashboard link: https://syzkaller.appspot.com/bug?extid=edfd15cd4246a3fc615a
    compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2

    Note: no patches were applied.
    Note: testing is done by a robot and is best-effort only.

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