Re: [syzbot] [io-uring?] WARNING: refcount bug in io_send_zc_cleanup (2)

syzbot
2025-03-22T09:28:03Z

Hello,

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

Reported-by: syzbot+cf285a028ffba71b2ef5@syzkaller.appspotmail.com
Tested-by: syzbot+cf285a028ffba71b2ef5@syzkaller.appspotmail.com

Tested on:

commit: e1306007 io_uring/net: fix sendzc double notif flush
git tree: https://github.com/isilence/linux.git syz/sendzc-cleanup
console output: https://syzkaller.appspot.com/x/log.txt?x=15809c4c580000
kernel config: https://syzkaller.appspot.com/x/.config?x=6fa548b75e783182
dashboard link: https://syzkaller.appspot.com/bug?extid=cf285a028ffba71b2ef5
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40

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