Re: CURRENT: kernel panic in IPFW while stopping jails

On Thu, 25 Dec 2025 18:30:45 +0100 (CET)
Ronald Klop <[email protected]> wrote:

> Do you use bpf or tap in your ipfw rules?
> A panic with that was mentioned on the 20th. And fixed in the mean time of I
> remember correctly. https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=291854
> Regards,Ronald

Indeed, all boxes in question do have a tap0 at least defined -but in only one
case used.

Kind regards,

oh


> 
> Van: FreeBSD User <[email protected]>
> Datum: 25 december 2025 17:09
> Aan: FreeBSD CURRENT <[email protected]>
> Onderwerp: CURRENT: kernel panic in IPFW while stopping jails
> 
> > 
> > 
> > Hello,
> > 
> > on recent CURRENT ipfw (in my case compiled into kernel) either restarting
> > "ipfw" via "service ipfw restart" or restarting jails using also ipfw on a
> > host also using ipfw (jail-hoster also ipfw compiled into kernel) causes a
> > fatal kernel crash.
> > 
> > This issue is present since last week an wreak havok to several boxes with
> > OS installed on UFS/FFS SSDs. In one case I have only pictures/screenshots
> > made via smartphone - while crashing, kernel debugger input pops up on
> > console, but I'm able to typein something within the first seconds and this
> > is mostly "reboot" but gets stuck with "re" in most cases. "bt" freezes
> > system immediately.
> > 
> > At least I can reproduce this misbehaviour on all recent CURRENT were IPFW
> > is compiled into kernel. Anybody else havong this trouble?
> > 
> > Kind regards,
> > 
> > Oliver
> > 
> > Merry Christmas to everyone.
> > 
> > -- 
> > 
> > A FreeBSD user
> > 
> > 
> > 
> > 
> >