linux-kernel - Re: [syzbot] [netfilter?] WARNING in nft_socket

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

Message-ID: <aIOnfc06qpphQqZs@calendula>
Date: Fri, 25 Jul 2025 17:49:17 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: syzbot <syzbot+a225fea35d7baf8dbdc3@...kaller.appspotmail.com>
Cc: coreteam@...filter.org, davem@...emloft.net, edumazet@...gle.com,
	horms@...nel.org, kadlec@...filter.org, kuba@...nel.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	netfilter-devel@...r.kernel.org, pabeni@...hat.com,
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [netfilter?] WARNING in nft_socket_init (2)

On Fri, Jul 25, 2025 at 05:46:30AM -0700, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    94619ea2d933 Merge tag 'ipsec-next-2025-07-23' of git://gi..
> git tree:       net-next
> console+strace: https://syzkaller.appspot.com/x/log.txt?x=14bf10a2580000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=ceda48240b85ec34
> dashboard link: https://syzkaller.appspot.com/bug?extid=a225fea35d7baf8dbdc3
> compiler:       Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=12bf10a2580000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=13d27fd4580000
> 
> Downloadable assets:
> disk image: https://storage.googleapis.com/syzbot-assets/afd64d9816ee/disk-94619ea2.raw.xz
> vmlinux: https://storage.googleapis.com/syzbot-assets/e1755ce1f83b/vmlinux-94619ea2.xz
> kernel image: https://storage.googleapis.com/syzbot-assets/2061dff2fbf4/bzImage-94619ea2.xz
> 
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+a225fea35d7baf8dbdc3@...kaller.appspotmail.com

Attached patch should fix this.

View attachment "fix.patch" of type "text/x-diff" (410 bytes)