Re: [syzbot] [ext4?] KASAN: use-after-free Read in ext4_search_dir (2)

From: syzbot
Date: Tue Aug 20 2024 - 10:23:13 EST


Hello,

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

Reported-by: syzbot+0c2508114d912a54ee79@xxxxxxxxxxxxxxxxxxxxxxxxx
Tested-by: syzbot+0c2508114d912a54ee79@xxxxxxxxxxxxxxxxxxxxxxxxx

Tested on:

commit: 47ac09b9 Linux 6.11-rc4
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
console output: https://syzkaller.appspot.com/x/log.txt?x=10631a91980000
kernel config: https://syzkaller.appspot.com/x/.config?x=df2f0ed7e30a639d
dashboard link: https://syzkaller.appspot.com/bug?extid=0c2508114d912a54ee79
compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch: https://syzkaller.appspot.com/x/patch.diff?x=163ed3f5980000

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