linux-kernel - Re: [syzbot] [net?] WARNING in xfrm_state

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: <aLFrjEYwiEhaO5hK@krikkit>
Date: Fri, 29 Aug 2025 10:57:48 +0200
From: Sabrina Dubroca <sd@...asysnail.net>
To: Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
Cc: Steffen Klassert <steffen.klassert@...unet.com>,
	syzbot <syzbot+6641a61fe0e2e89ae8c5@...kaller.appspotmail.com>,
	davem@...emloft.net, edumazet@...gle.com,
	herbert@...dor.apana.org.au, horms@...nel.org, kuba@...nel.org,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	pabeni@...hat.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [net?] WARNING in xfrm_state_fini (3)

2025-08-28, 20:06:29 +0900, Tetsuo Handa wrote:
> syzbot is still hitting this problem. Please check.

Thanks for the ping.

syzbot has found 2 different bugs that need separate fixes (but with
the same symptoms, hitting that WARNING, and coming from the same
patch series). I fixed one (syzbot confirmed the fix), I'm working on
the other one now.

> On 2025/07/29 20:09, Sabrina Dubroca wrote:
> >> Hi Sabrina, your recent ipcomp patches seem to trigger this issue.
> >> At least reverting them make it go away. Can you please look
> >> into this?
> > 
> > I haven't looked at the other reports yet, but this one seems to be a
> > stupid mistake in my revert patch. With these changes, the syzbot
> > repro stops splatting here:

-- 
Sabrina