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Date:      Tue, 17 Feb 1998 16:11:01 -0800 (PST)
From:      Jaye Mathisen  <mrcpu@cdsnet.net>
To:        hackers@FreeBSD.ORG
Subject:   Apparent NFS related crash in -stable:
Message-ID:  <Pine.NEB.3.95.980217160940.23280A-100000@mail.cdsnet.net>

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FreeBSD uwb-01.cdsnet.net 2.2.5-STABLE FreeBSD 2.2.5-STABLE #1: Wed Dec  3
14:59:30 PST 1997
root@uwb1.cdsnet.net:/n/FreeBSD/2.2.5-stable/src/sys/compile/UWB1  i386


uwb-01# gdb -k kernel.0 vmcore.0
GDB is free software and you are welcome to distribute copies of it
 under certain conditions; type "show copying" to see the conditions.
There is absolutely no warranty for GDB; type "show warranty" for details.
GDB 4.16 (i386-unknown-freebsd), 
Copyright 1996 Free Software Foundation, Inc...(no debugging symbols
found)...
IdlePTD 23e000
current pcb at 1fbb50
panic: vinvalbuf: flush failed
#0  0xf0117ce7 in boot ()
(kgdb) where
#0  0xf0117ce7 in boot ()
#1  0xf0117fc3 in panic ()
#2  0xf0137744 in vinvalbuf ()
#3  0xf015ea50 in nfs_vinvalbuf ()
#4  0xf015e082 in nfs_write ()
#5  0xf013c497 in vn_write ()
#6  0xf011fa23 in write ()
#7  0xf01cfad7 in syscall ()
#8  0x200a3fc1 in ?? ()
#9  0x1663b in ?? ()
#10 0x85b8 in ?? ()
#11 0x8643 in ?? ()
#12 0xb2c4 in ?? ()
#13 0x43ad in ?? ()
#14 0x4526 in ?? ()
#15 0x4d6b in ?? ()
#16 0x518c in ?? ()
#17 0x1095 in ?? ()


The nfs_vinvalbuf looks suspect, the server does moderate NFS writing to
an NFS volume, over version 2 UDP.

Have there been NFS fixes in -stable since beginning of December?


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