Date: Mon, 15 Nov 2004 22:38:09 +0200 From: Ruslan Ermilov <ru@FreeBSD.org> To: Marcel Moolenaar <marcel@xcllnt.net> Cc: alpha@FreeBSD.org Subject: Re: Removing VGA card panics the box on boot Message-ID: <20041115203809.GC71810@ip.net.ua> In-Reply-To: <20041115191056.GA82702@ns1.xcllnt.net> References: <20041115081659.GA30262@ip.net.ua> <20041115191056.GA82702@ns1.xcllnt.net>
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--4ZLFUWh1odzi/v6L Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Nov 15, 2004 at 11:10:56AM -0800, Marcel Moolenaar wrote: > On Mon, Nov 15, 2004 at 10:16:59AM +0200, Ruslan Ermilov wrote: > > Hi there, > >=20 > > I needed the unused PCI VGA card for testing another machine, > > so I pulled it out from my AlphaPC 164SX, and that gave me an > > instant panic on boot: > >=20 > > : Timecounter "i8254" frequency 1193182 Hz quality 0 > > : Timecounter "alpha" frequency 533183689 Hz quality 800 > > : Timecounters tick every 0.976 msec > > : panic: mtx_lock() of spin mutex (null) @ /usr/src/sys/netinet/igmp.c:= 431 > > : cpuid =3D 0 > > : KDB: enter: panic > > : [thread 100004] > > : Stopped at kdb_enter+0x48: or zero,zero,zero <zero=3D0x0> > > : db>=20 > >=20 > > Putting it back in results in normal behavior (no panic). > > Any hints? >=20 > Typically only syscons cares about having a VGA adapter. I don't see > if you have syscons configured or not, but assume you have. I also > don't see it mentioned wether you normally use a serial console or a > graphical console. So, it's hard to come up with any good hints. >=20 > My first guess would be: remove syscons (or remove the hint from > /boot/device.hints. Make sure you have a suitable alternative for > the console. I forgot if promcons could survive multi-user mode, > so you may want to have sio(4) or uart(4) lined up as the console. >=20 Yeah, I tried removing a hint (sc.0.at), but that didn't help. Cheers, --=20 Ruslan Ermilov ru@FreeBSD.org FreeBSD committer --4ZLFUWh1odzi/v6L Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (FreeBSD) iD8DBQFBmROxqRfpzJluFF4RAtOXAJ9MkuAXkcuUvlAB+YRMFYRmdDhivgCcCGjW uqiibjVuC9ewKn1ojQjKM3o= =L9nB -----END PGP SIGNATURE----- --4ZLFUWh1odzi/v6L--
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