linux-kernel - Re: [syzbot] [ext4?] KASAN: slab-out-of-bounds Read in ext4_search

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>] [day] [month] [year] [list]

Message-ID: <68de4a52.050a0220.1696c6.0030.GAE@google.com>
Date: Thu, 02 Oct 2025 02:48:02 -0700
From: syzbot <syzbot+3ee481e21fd75e14c397@...kaller.appspotmail.com>
To: kartikey406@...il.com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [ext4?] KASAN: slab-out-of-bounds Read in ext4_search_dir

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

failed to apply patch:
checking file fs/ext4/xattr.c
Hunk #2 FAILED at 251.
1 out of 2 hunks FAILED

Tested on:

commit:         7f707257 Merge tag 'kbuild-6.18-1' of git://git.kernel..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=ee1d7eda39c03d2c
dashboard link: https://syzkaller.appspot.com/bug?extid=3ee481e21fd75e14c397
compiler:       
patch:          https://syzkaller.appspot.com/x/patch.diff?x=1676fd04580000