panic: bundirty: buffer 0xc776e118 still on queue 2

[Christian Brueffer]

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 at 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.


# Device                Mountpoint      FStype  Options         Dump    Pass#
/dev/da0s1b             none            swap    sw              0       0
/dev/da0s1a             /               ufs     rw              1       1
/dev/da0s1f             /usr            ufs     rw              2       2
/dev/da0s1e             /var            ufs     rw              2       2
/dev/cd0c               /cdrom          cd9660  ro,noauto       0       0
linproc                 /compat/linux/proc linprocfs rw         0       0
x.x.x.x:/usr/ports  /usr/ports      nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/src    /usr/src        nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/obj    /usr/obj        nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/doc    /usr/doc        nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/www    /usr/www        nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/home/chris /usr/home/chris nfs rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/mnt/daten/ISOs /mnt/ISOs   nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/mnt/daten/foo /mnt/foo     nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/mnt/bigspace/bar /mnt/bar nfs rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/mnt/daten  /mnt/daten      nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/mnt/private /mnt/private   nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/openbsd /usr/openbsd   nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/netbsd /usr/netbsd     nfs     rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0
x.x.x.x:/usr/stable/src /usr/stable-src nfs rw,soft,bg,intr,nfsv3,rdirplus,-r=32768,-w=32768 0 0

- Christian

-- 
Christian Brueffer	chris at unixpages.org	brueffer at FreeBSD.org
GPG Key:	 http://people.freebsd.org/~brueffer/brueffer.key.asc
GPG Fingerprint: A5C8 2099 19FF AACA F41B  B29B 6C76 178C A0ED 982D
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