linux-kernel - Re: [syzbot] [erofs?] KASAN: global-out-of-bounds Read in z_erofs_decompress

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: <68a992c7.a00a0220.3557d1.001a.GAE@google.com>
Date: Sat, 23 Aug 2025 03:07:03 -0700
From: syzbot <syzbot+5a398eb460ddaa6f242f@...kaller.appspotmail.com>
To: hsiangkao@...ux.alibaba.com, linux-erofs@...ts.ozlabs.org, 
	linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [erofs?] KASAN: global-out-of-bounds Read in z_erofs_decompress_queue

Hello,

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

Reported-by: syzbot+5a398eb460ddaa6f242f@...kaller.appspotmail.com
Tested-by: syzbot+5a398eb460ddaa6f242f@...kaller.appspotmail.com

Tested on:

commit:         e64b452f erofs: fix invalid algorithm for encoded exte..
git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git dev-test
console output: https://syzkaller.appspot.com/x/log.txt?x=13f26a34580000
kernel config:  https://syzkaller.appspot.com/x/.config?x=e1e1566c7726877e
dashboard link: https://syzkaller.appspot.com/bug?extid=5a398eb460ddaa6f242f
compiler:       Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7

Note: no patches were applied.
Note: testing is done by a robot and is best-effort only.