Date: Sat, 17 Jul 2004 12:56:32 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Brian Fundakowski Feldman <green@freebsd.org> Cc: Kris Kennaway <kris@obsecurity.org> Subject: Re: panic: APIC: Previous IPI is stuck Message-ID: <20040717195632.GA67466@xor.obsecurity.org> In-Reply-To: <20040717184240.GT1626@green.homeunix.org> References: <20040717103509.N24726@alpha.siliconlandmark.com> <20040717180605.E58695-100000@electra.nolink.net> <20040717181026.GA63963@xor.obsecurity.org> <20040717184240.GT1626@green.homeunix.org>
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--82I3+IH0IqGh5yIs Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Jul 17, 2004 at 02:42:40PM -0400, Brian Fundakowski Feldman wrote: > On Sat, Jul 17, 2004 at 11:10:26AM -0700, Kris Kennaway wrote: > > On Sat, Jul 17, 2004 at 06:10:45PM +0200, Lars Erik Gullerud wrote: > > > On Sat, 17 Jul 2004, Andre Guibert de Bruet wrote: > > >=20 > > > > pmap_rltacziynftirx(:a 9sfp4u4nc 8f4o,r0 ,56040f0b0f0c0108 > > > > ,a9f44c80,8) at 0x606f31c5 > > > [snip] > > >=20 > > > > I am a little worried by the line that starts with pmap_rltac. It a= ppears > > > > to be the output of two interleaved messages, which I have yet to m= ake > > > > sense of. At this point the machine is deadlocked and nothing short= of a > > > > reset will get it to budge. > > >=20 > > > FYI, the two interleaved lines actually seem to be: > > >=20 > > > rtcintr(a9f44c84,0,64fbfc18,a9f44c80,8) at 0x606f31c5 > > > pmap_lazyfix: spun for 50000000 > > >=20 > > > I seem to remember Kris Kennaway also having a couple of panics where > > > pmap_lazyfix errors got interleaved with the output. > >=20 > > Yeah, I've had to disable SMP because this panic happens too often. >=20 > Does it only happen with a constant $NCPU+ load average? I have never > seen it here. Yeah, it's usually a pretty busy machine. It does a lot of buildworlds, nfs, concurrent www serving and ssh dispatching. Kris --82I3+IH0IqGh5yIs Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (FreeBSD) iD4DBQFA+YRwWry0BWjoQKURAklhAJ9W4pm7Z4HIgqswR14RiVT3Bnq5LQCYlVOc rusYYQkCvU8alXXeUCkFHg== =DQwo -----END PGP SIGNATURE----- --82I3+IH0IqGh5yIs--
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