Re: [syzbot] KASAN: invalid-free in io_clean_op

[syzbot]

Hello,

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

Reported-and-tested-by: syzbot+edfd15cd4246a3fc615a@xxxxxxxxxxxxxxxxxxxxxxxxx

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.