linux-kernel - Re: [syzbot] Kernel panic in pcipcwd_get

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: <4be6759d-091f-428c-a514-fec465cf053e@roeck-us.net>
Date: Thu, 8 Jan 2026 08:18:49 -0800
From: Guenter Roeck <linux@...ck-us.net>
To: 王志 <23009200614@....xidian.edu.cn>
Cc: linux-watchdog@...r.kernel.org, linux-kernel@...r.kernel.org,
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] Kernel panic in pcipcwd_get_status due to simulated
 overheat

On Thu, Jan 08, 2026 at 10:50:35AM +0800, 王志 wrote:
> syzbot has found the following issue on:
> 
> HEAD commit:    6.18.0 (custom build)
> git tree:       linux-stable
> console output: (see below)
> kernel config:  (attached)
> 
> ---
> 
> pcwd_pci: Card timer not enabled
> pcwd_pci: Unexpected close, not stopping watchdog!
> pcwd_pci: Card timer not enabled
> pcwd_pci: Unexpected close, not stopping watchdog!
> pcwd_pci: Card timer not enabled
> Kernel panic - not syncing: pcwd_pci: Temperature overheat trip!

You mean syzbot now complains that a driver is doing exactly what
it is supposed to be doing ? Really ?

It is not surprising that more and more people consider syzbot reports
to be just noise.

Guenter