Date: Thu, 21 Aug 2003 17:57:28 +1000 From: Tim Robbins <tjr@FreeBSD.ORG> To: Christian Brueffer <chris@unixpages.org> Cc: current@FreeBSD.ORG Subject: Re: panic: bundirty: buffer 0xc776e118 still on queue 2 Message-ID: <20030821075728.GA54713@dilbert.robbins.dropbear.id.au> In-Reply-To: <20030821061445.GK638@unixpages.org> References: <20030820222607.GA638@unixpages.org> <20030821034054.GA54061@dilbert.robbins.dropbear.id.au> <20030821061445.GK638@unixpages.org>
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On Thu, Aug 21, 2003 at 08:14:45AM +0200, Christian Brueffer wrote: > On Thu, Aug 21, 2003 at 01:40:54PM +1000, Tim Robbins wrote: > > On Thu, Aug 21, 2003 at 12:26:07AM +0200, Christian Brueffer wrote: > > > > > Hi, > > > > > > just got a panic on following 5.1-CURRENT machine: > > > > > > FreeBSD gondor.middleearth 5.1-CURRENT FreeBSD 5.1-CURRENT #1: Thu Aug > > > 7 21:32:39 CEST 2003 chris@haa konia.hitnet.rwth-aachen.de:/usr/obj/usr/src/sys/GONDOR i386 > > > > > > A dump is available if anyone needs specific information. > > [...] > > > panic: bundirty: buffer 0xc776e118 still on queue 2^M > > [...] > > > #2 0xc0254007 in panic (fmt=0xc03cc0ef "bundirty: buffer %p still on queue %d")^M > > > at /usr/src/sys/kern/kern_shutdown.c:550^M > > > #3 0xc029b291 in bundirty (bp=0xc776e118) at /usr/src/sys/kern/vfs_bio.c:1121^M > > > #4 0xc029bde1 in brelse (bp=0xc776e118) at /usr/src/sys/kern/vfs_bio.c:1436^M > > > #5 0xc02efcb8 in nfs_writebp (bp=0xc776e118, force=1, td=0xc2c17e40)^M > > > at /usr/src/sys/nfsclient/nfs_vnops.c:2987^M > > > #6 0xc02e02c3 in nfs_bwrite (bp=0x0) at /usr/src/sys/nfsclient/nfs_bio.c:76^M > > > #7 0xc029dd41 in getblk (vp=0xc2c77b68, blkno=400, size=15360, slpflag=256, slptimeo=0, flags=0)^M > > > at /usr/src/sys/kern/vfs_bio.c:2512^M > > > #8 0xc02e21e5 in nfs_getcacheblk (vp=0xc2c77b68, bn=400, size=15360, td=0xc2c17e40)^M > > > at /usr/src/sys/nfsclient/nfs_bio.c:1037^M > > > > I think I recognise this backtrace. Did you have a read-only NFS mount > > active at the time of the crash? In any case, a copy of your NFS entries from > > /etc/fstab (with any private data removed) would be helpful in tracking this > > problem down. > > > > No, all mounts were read-write. Did one of the servers go down shortly before the panic, then? The last few lines of dmesg might be useful. Timhome | help
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