Re: [syzbot] [fs?] KASAN: slab-use-after-free Read in sys_io_cancel

From: syzbot
Date: Mon Mar 04 2024 - 09:57:12 EST


Hello,

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

Reported-and-tested-by: syzbot+b91eb2ed18f599dd3c31@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 90d35da6 Linux 6.8-rc7
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
console output: https://syzkaller.appspot.com/x/log.txt?x=111f9306180000
kernel config: https://syzkaller.appspot.com/x/.config?x=c11c5c676adb61f0
dashboard link: https://syzkaller.appspot.com/bug?extid=b91eb2ed18f599dd3c31
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=16594d6a180000

Note: testing is done by a robot and is best-effort only.