linux-kernel - Re: [syzbot] [hfs?] [mm?] KASAN: slab-out-of-bounds Read in generic_perform

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: <681738c3.050a0220.11da1b.002e.GAE@google.com>
Date: Sun, 04 May 2025 02:52:03 -0700
From: syzbot <syzbot+4a2376bc62e59406c414@...kaller.appspotmail.com>
To: akpm@...ux-foundation.org, almaz.alexandrovich@...agon-software.com, 
	dvyukov@...gle.com, eadavis@...a.com, hughd@...gle.com, 
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-mm@...ck.org, ntfs3@...ts.linux.dev, syzkaller-bugs@...glegroups.com, 
	tintinm2017@...il.com, twuufnxlz@...il.com
Subject: Re: [syzbot] [hfs?] [mm?] KASAN: slab-out-of-bounds Read in generic_perform_write

syzbot suspects this issue was fixed by commit:

commit b432163ebd15a0fb74051949cb61456d6c55ccbd
Author: Konstantin Komarov <almaz.alexandrovich@...agon-software.com>
Date:   Thu Jan 30 14:03:41 2025 +0000

    fs/ntfs3: Update inode->i_mapping->a_ops on compression state

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=115c5b68580000
start commit:   fc033cf25e61 Linux 6.13-rc5
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=ba7cde9482d6bb6
dashboard link: https://syzkaller.appspot.com/bug?extid=4a2376bc62e59406c414
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=1654aac4580000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13ff26df980000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: fs/ntfs3: Update inode->i_mapping->a_ops on compression state

For information about bisection process see: https://goo.gl/tpsmEJ#bisection