Re: [syzbot] [kernfs?] KASAN: slab-use-after-free Read in kernfs_test_super

From: syzbot
Date: Sun Aug 27 2023 - 09:28:04 EST


Hello,

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

Reported-and-tested-by: syzbot+f25c61df1ec3d235d52f@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 28c736b0 Add linux-next specific files for 20230822
git tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
console output: https://syzkaller.appspot.com/x/log.txt?x=13e2b3bba80000
kernel config: https://syzkaller.appspot.com/x/.config?x=20999f779fa96017
dashboard link: https://syzkaller.appspot.com/bug?extid=f25c61df1ec3d235d52f
compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=1362b3bba80000

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