Date: Wed, 6 Dec 2006 14:37:34 +0100 From: Max Laier <max@love2party.net> To: freebsd-pf@freebsd.org, Volker <volker@vwsoft.com> Subject: Re: kern/106400: fatal trap 12 at restart of PF with ALTQ if ng0 device has detached Message-ID: <200612061437.40562.max@love2party.net> In-Reply-To: <200612061320.kB6DK5iO004938@freefall.freebsd.org> References: <200612061320.kB6DK5iO004938@freefall.freebsd.org>
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--nextPart2718566.J8hy3tPz3O Content-Type: text/plain; charset="iso-8859-6" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Wednesday 06 December 2006 14:20, Volker wrote: > The following reply was made to PR kern/106400; it has been noted by > GNATS. > > From: Volker <volker@vwsoft.com> > To: bug-followup@FreeBSD.org, bst2006@dva.dyndns.org > Cc: > Subject: Re: kern/106400: fatal trap 12 at restart of PF with ALTQ if > ng0 device has detached > Date: Wed, 06 Dec 2006 14:16:42 +0100 > > First I would suggest to use ALTQ w/ mpd not on ng0 but on the real > physical interface (for example fxp0, xl0) which is being used by > netgraph/mpd. > > On the other side I also do have trouble using ALTQ with mpd but I'm > using mpd for a 3G connection (based on a tty device, not a NIC). > > Avoiding ALTQ rules in pf.conf for the ng0 interface (not using ALTQ > on ng0) doesn't produce a fatal trap 12. So disabling ALTQ in your > kernel is not the only workaround. You may still use ALTQ on your > internal NIC without a trap. > > Unlike your experience, I always do experience a kernel trap when > reloading pf rules w/ ALTQ on ng0 (whether or not pf rules are > reloaded by a script or manually). > > This also occours while the ng0 interface is still there and from my > experience it's not related to a reload of mpd. Can you provide a trace for this panic? I have a good understanding of=20 the issue in the PR, but your problem seems to be quite different if the=20 ng0 device really doesn't go away meanwhile. More details would be=20 required. =2D-=20 /"\ Best regards, | mlaier@freebsd.org \ / Max Laier | ICQ #67774661 X http://pf4freebsd.love2party.net/ | mlaier@EFnet / \ ASCII Ribbon Campaign | Against HTML Mail and News --nextPart2718566.J8hy3tPz3O Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) iD8DBQBFdsekXyyEoT62BG0RAqNsAJwIo5C9VGY3GEjtZ3ZuSkDmJ88KxwCfRJv8 nJsw9mt9KFFfaDTdLTDDWWM= =2A+5 -----END PGP SIGNATURE----- --nextPart2718566.J8hy3tPz3O--
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