From owner-freebsd-bugs@FreeBSD.ORG Mon Jun 28 18:08:46 2004 Return-Path: Delivered-To: freebsd-bugs@freebsd.org Received: from green.homeunix.org (freefall.freebsd.org [216.136.204.21]) by hub.freebsd.org (Postfix) with ESMTP id 4750416A4CE; Mon, 28 Jun 2004 18:08:46 +0000 (GMT) Received: from green.homeunix.org (green@localhost [127.0.0.1]) by green.homeunix.org (8.12.11/8.12.11) with ESMTP id i5SI8jBG022978; Mon, 28 Jun 2004 14:08:45 -0400 (EDT) (envelope-from green@green.homeunix.org) Received: (from green@localhost) by green.homeunix.org (8.12.11/8.12.11/Submit) id i5SI8i8h022977; Mon, 28 Jun 2004 14:08:44 -0400 (EDT) (envelope-from green) Date: Mon, 28 Jun 2004 14:08:44 -0400 From: Brian Fundakowski Feldman To: Klaus Schneider Message-ID: <20040628180844.GC5635@green.homeunix.org> References: <7CD4711D-C900-11D8-A1F2-000A95B562DC@viavale.com.br> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7CD4711D-C900-11D8-A1F2-000A95B562DC@viavale.com.br> User-Agent: Mutt/1.5.6i cc: freebsd-hackers@freebsd.org cc: freebsd-bugs@freebsd.org cc: freebsd-current@freebsd.org Subject: Re: Panic on 5.2.1-p8 Current X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 28 Jun 2004 18:08:46 -0000 On Mon, Jun 28, 2004 at 09:41:33AM -0300, Klaus Schneider wrote: > I'm running FreeBSD with 2 NFS mounts over tcp, apache 1.3.31, > openwebmail(read/write on both nfs mounted filesystems, /var/mail > spooldir and webmail userdir) and proftpd. > > # uname -a > FreeBSD 5.2.1-RELEASE-p8 #3: Mon Jun 28 07:18:32 BRT 2004 > > src-all last updated at: Sat Jun 19 09:28:59 BRT 2004. > > The problem occurs only when users access the openwebmail, > reading/writing data on nfs mounted filesystems. > [...] > #15 0xc04f2f57 in panic () at ../../../kern/kern_shutdown.c:550 > #16 0xc05391f1 in bundirty (bp=0xd90341f0) at ../../../kern/vfs_bio.c:1122 > #17 0xc0539d1e in brelse (bp=0xd90341f0) at ../../../kern/vfs_bio.c:1441 > #18 0xc05915a8 in nfs_writebp (bp=0xd90341f0, force=1, td=0xccd77640) at ../../../nfsclient/nfs_vnops.c:2990 > #19 0xc0581bc3 in nfs_bwrite (bp=0x0) at machine/pcpu.h:156 > #20 0xc053be11 in getblk (vp=0xccd54c30, blkno=1, size=8192, slpflag=0, slptimeo=0, flags=0) > at ../../../kern/vfs_bio.c:2536 > #21 0xc0583c24 in nfs_getcacheblk (vp=0xccd54c30, bn=1, size=8192, td=0xccd77640) > at ../../../nfsclient/nfs_bio.c:1064 > #22 0xc0583780 in nfs_write (ap=0x0) at ../../../nfsclient/nfs_bio.c:874 > #23 0xc0557393 in vn_write (fp=0xcc997f68, uio=0xea036c80, active_cred=0xcdbc9700, flags=0, td=0xccd77640) > at vnode_if.h:432 > #24 0xc05198fb in dofilewrite (td=0xccd77640, fp=0xcc997f68, fd=0, buf=0x879a000, nbyte=0, offset=0, flags=0) > at ../../../sys/file.h:249 > #25 0xc051972e in write (td=0xccd77640, uap=0xea036d14) at ../../../kern/sys_generic.c:331 > #26 0xc062a3e0 in syscall (frame= > {tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 142188544, tf_esi = 3, tf_ebp = -1077944360, tf_isp = -368874124, tf_ebx = 673177888, tf_edx = 4096, tf_ecx = 12, tf_eax = 4, tf_trapno = 22, tf_err = 2, tf_eip = 672674095, tf_cs = 31, tf_eflags = 531, tf_esp = -1077944420, tf_ss = 47}) at ../../../i386/i386/trap.c:1010 > #27 0xc061b21d in Xint0x80_syscall () at {standard input}:136 What queue is the buffer on that the system is panicking? (What was the panic message, or alternately, "p *bp" from the bundirty or brelse frame in gdb leading up to the panic. -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\