Date: Sun, 17 Dec 2000 17:17:21 -0800 (PST) From: John Baldwin <jhb@FreeBSD.org> To: Doug Barton <DougB@gorean.org> Cc: freebsd-current@FreeBSD.org Subject: RE: Panic with fairly up to date -current, seems NFS related Message-ID: <XFMail.001217171721.jhb@FreeBSD.org> In-Reply-To: <3A3D62E8.4453C765@gorean.org>
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On 18-Dec-00 Doug Barton wrote: > I built -current world and kernel around 3am PST sunday morning with up > to date sources. Later that same day I added Poul-Henning's console > logging patch. Just a few minutes ago I had a lockup and panic that > thankfully produced a kernel core to work with. It looks like this is > not related to phk's patch, but rather to an NFS issue that I've seen > before. I was copying a 23M file over NFS (mounted via amd) when this > lockup and panic happened. > > My workstation is the NFS client, running -current. The NFS server is > running FreeBSD 3.5.1-STABLE-1014 #0: Mon Oct 16 00:00:13 PDT 2000. If > anyone wants me to do more debugging with this, let me know. I'm going > out in a bit, but I will likely be available later tonight or tomorrow. > > Doug Grog had a similar panic on IRC the other day: >#7 0xc021c857 in nfs_msg (p=0x0, server=0xc0bf0cf2 "slave:/usr/home", > msg=0xc02ba748 "not responding") at The 'p' parameter is a process that is supposed to be making the request, and thus is going to receive a console message to its tty about the server going away. Note that 'p' is NULL. This leads to a NULL dereference in tprintf(). The 'p' comes from some type of NFS request structure. That is as far as I could take it however.. > /usr/src/sys/nfs/nfs_socket.c:1972 >#8 0xc021b742 in nfs_timer (arg=0x0) at > /usr/src/sys/nfs/nfs_socket.c:1424 >#9 0xc01956d8 in softclock (dummy=0x0) at > /usr/src/sys/kern/kern_timeout.c:141 >#10 0xc01834f4 in sithd_loop (dummy=0x0) at > /usr/src/sys/kern/kern_intr.c:227 -- John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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