From owner-freebsd-fs@FreeBSD.ORG Fri Sep 23 20:25:52 2011 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D3A751065679 for ; Fri, 23 Sep 2011 20:25:52 +0000 (UTC) (envelope-from clinton.adams@gmail.com) Received: from mail-ey0-f182.google.com (mail-ey0-f182.google.com [209.85.215.182]) by mx1.freebsd.org (Postfix) with ESMTP id 6F0E58FC14 for ; Fri, 23 Sep 2011 20:25:52 +0000 (UTC) Received: by eyg7 with SMTP id 7so3280556eyg.13 for ; Fri, 23 Sep 2011 13:25:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; bh=s/WnN+ICRVOVadfNuO/JFN0clWBnMzMVuCeIuOGCvmc=; b=baUd0rxq94lr8A7RuGjYeHnAzu6CIMkXYPoNrvQ3esitCK+klD62CJ7npcJSFAX7Jt GoKu4SOnP9y90G0d8yWitrq2Qn9EaOUjhAstASpznM7/j+OesRpc5V+DRpn+jDzFMu1G sLHyXNsP+tcwTvYxL2vNFDD9dVLIvqZAaNRGU= MIME-Version: 1.0 Received: by 10.14.10.100 with SMTP id 76mr1252386eeu.165.1316807918949; Fri, 23 Sep 2011 12:58:38 -0700 (PDT) Received: by 10.14.53.67 with HTTP; Fri, 23 Sep 2011 12:58:38 -0700 (PDT) Date: Fri, 23 Sep 2011 12:58:38 -0700 Message-ID: From: Clinton Adams To: freebsd-fs@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Subject: kernel panics with RPCSEC_GSS X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 23 Sep 2011 20:25:53 -0000 Hi, On 8.2-RELEASE-p2, kernel occassionaly panics during relatively high nfs usage (usually morning logins). Frequency of crashes have decreased as we have reduced the number of clients, about twice a week with 10 clients versus daily with 15. Server is running nfsv4 with mit kerberos, clients are linux (ubuntu 10.04). Backtraces from last 2 cores - #1 0xffffffff805cbb5e in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:419 #2 0xffffffff805cbf91 in panic (fmt=Variable "fmt" is not available. ) at /usr/src/sys/kern/kern_shutdown.c:592 #3 0xffffffff808d25c0 in trap_fatal (frame=0xc, eva=Variable "eva" is not available. ) at /usr/src/sys/amd64/amd64/trap.c:783 #4 0xffffffff808d299f in trap_pfault (frame=0xffffff8096bb7790, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:699 #5 0xffffffff808d2e7f in trap (frame=0xffffff8096bb7790) at /usr/src/sys/amd64/amd64/trap.c:449 #6 0xffffffff808baf74 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:224 #7 0xffffffff807db8d8 in svc_rpc_gss_forget_client (client=0x0) at /usr/src/sys/rpc/rpcsec_gss/svc_rpcsec_gss.c:616 #8 0xffffffff807dc1c3 in svc_rpc_gss (rqst=0xffffff005708c000, msg=0xffffff8096bb7b20) at /usr/src/sys/rpc/rpcsec_gss/svc_rpcsec_gss.c:642 #9 0xffffffff807d49d3 in svc_run_internal (pool=0xffffff003d03d600, ismaster=0) at /usr/src/sys/rpc/svc.c:837 #10 0xffffffff807d518b in svc_thread_start (arg=Variable "arg" is not available. ) at /usr/src/sys/rpc/svc.c:1200 #11 0xffffffff805a2798 in fork_exit ( callout=0xffffffff807d5180 , arg=0xffffff003d03d600, frame=0xffffff8096bb7c40) at /usr/src/sys/kern/kern_fork.c:845 #12 0xffffffff808bb43e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:565 #1 0xffffffff805cbabe in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:419 #2 0xffffffff805cbed3 in panic (fmt=0x0) at /usr/src/sys/kern/kern_shutdown.c:592 #3 0xffffffff808d239d in trap_fatal (frame=0xffffff0004c89460, eva=Variable "eva" is not available. ) at /usr/src/sys/amd64/amd64/trap.c:783 #4 0xffffffff808d275f in trap_pfault (frame=0xffffff8096c0d790, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:699 #5 0xffffffff808d2b5f in trap (frame=0xffffff8096c0d790) at /usr/src/sys/amd64/amd64/trap.c:449 #6 0xffffffff808bada4 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:224 #7 0xffffffff807db856 in svc_rpc_gss_forget_client (client=0xffffff001c015200) at atomic.h:158 #8 0xffffffff807dc0e3 in svc_rpc_gss (rqst=0xffffff0004a24000, msg=0xffffff8096c0db20) at /usr/src/sys/rpc/rpcsec_gss/svc_rpcsec_gss.c:642 #9 0xffffffff807d48f3 in svc_run_internal (pool=0xffffff0004ca6200, ismaster=0) at /usr/src/sys/rpc/svc.c:837 #10 0xffffffff807d50ab in svc_thread_start (arg=Variable "arg" is not available. ) at /usr/src/sys/rpc/svc.c:1200 #11 0xffffffff805a26f8 in fork_exit ( callout=0xffffffff807d50a0 , arg=0xffffff0004ca6200, frame=0xffffff8096c0dc40) at /usr/src/sys/kern/kern_fork.c:845 #12 0xffffffff808bb26e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:565 Kernel is generic except for device crypto options KGSSAPI. Ash /etc/make.conf WITHOUT_X11=yes KRB5_HOME=/usr/local KRB5_IMPL=mit # added by use.perl 2011-09-02 11:38:57 PERL_VERSION=5.10.1 I'm happy to provide any additional info. Thanks for any help, Clinton