linux-kernel - Re: [syzbot] [f2fs?] KASAN: slab-use-after-free Read in sanity_check_extent

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <000000000000466c600619b650a2@google.com>
Date: Thu, 30 May 2024 18:58:01 -0700
From: syzbot <syzbot+74ebe2104433e9dc610d@...kaller.appspotmail.com>
To: chao@...nel.org, jaegeuk@...nel.org, 
	linux-f2fs-devel@...ts.sourceforge.net, linux-fsdevel@...r.kernel.org, 
	linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [f2fs?] KASAN: slab-use-after-free Read in sanity_check_extent_cache

Hello,

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

Reported-and-tested-by: syzbot+74ebe2104433e9dc610d@...kaller.appspotmail.com

Tested on:

commit:         b022159f f2fs: fix to truncate preallocated blocks in ..
git tree:       https://git.kernel.org/pub/scm/linux/kernel/git/chao/linux.git wip
console output: https://syzkaller.appspot.com/x/log.txt?x=10811664980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=6be91306a8917025
dashboard link: https://syzkaller.appspot.com/bug?extid=74ebe2104433e9dc610d
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.