From owner-freebsd-current@FreeBSD.ORG Tue Aug 21 09:25:55 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id AB31816A41A for ; Tue, 21 Aug 2007 09:25:55 +0000 (UTC) (envelope-from grafan@gmail.com) Received: from wr-out-0506.google.com (wr-out-0506.google.com [64.233.184.228]) by mx1.freebsd.org (Postfix) with ESMTP id 3A52813C45A for ; Tue, 21 Aug 2007 09:25:55 +0000 (UTC) (envelope-from grafan@gmail.com) Received: by wr-out-0506.google.com with SMTP id 70so1081372wra for ; Tue, 21 Aug 2007 02:25:54 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=dqQNXrqNHrehqTLluaFQE2wUuZJE+s2ruQIBDOrR5lMbRASiAi9NBGeINIVhNwnLMo/NbRzhLcGnmr9nUBrNtMvFASaR76mC64mmaPepr0e3yPDzJxcJRFbPHFG8TjJSfeeBI/XTrws70UhVtHMamPGs1p4qwb78oem3mhuYqbI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=V5+TEBbdMSihlVhenJ36BV3yvQtB/42fBVVrHw/Yk3e2tEWG/txBW5M78FV/46pKvXPNkzlD2Szl3pe18IxsU/lZM2w6yNg90F1k/LadwW2ICqTTMG3aXkPipME9LGEIz0maLVSPcFfRPrqzhBHJ88rW+qNS/kvMZHRfwJHQaRk= Received: by 10.90.102.20 with SMTP id z20mr1470819agb.1187688353855; Tue, 21 Aug 2007 02:25:53 -0700 (PDT) Received: by 10.64.185.10 with HTTP; Tue, 21 Aug 2007 02:25:53 -0700 (PDT) Message-ID: <6eb82e0708210225n361dfc12pd9e6239b4e557f66@mail.gmail.com> Date: Tue, 21 Aug 2007 17:25:53 +0800 From: "Rong-en Fan" To: qpadla@gmail.com In-Reply-To: <200708201956.40383.qpadla@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <200708201848.22157.qpadla@gmail.com> <20070820162311.GT2738@deviant.kiev.zoral.com.ua> <200708201956.40383.qpadla@gmail.com> Cc: Kostik Belousov , freebsd-current@freebsd.org, Xin LI Subject: Re: Panic on todays current (panic: mtx_lock() of spin mutex (null) @ /usr/src/sys/kern/vfs_mount.c:1046) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Aug 2007 09:25:55 -0000 On 8/21/07, Nikolay Pavlov wrote: > On Monday 20 August 2007 19:23:11 Kostik Belousov wrote: > > The line where the reported panic happens is located at the point where > > several successfull locks of the mount structure interlock alread happen > > (see, for instance, line 983). In between, there is a call to > > VFS_MOUNT() method of the fs. > > > > It would be interesting to look at the type of the filesystem being > > mounted. > > This line from the fstab is a trigger for this panic: > > tmpfs /tmp tmpfs rw,mode=777 0 0 Looks like a tmpfs issue? delphij@ is CC'ed. BTW, tmpfs will automatically inherit mount point's permission settings. I'm using tmpfs from fstab without problem. Regards, Rong-En Fan > > > > > Just a guess: > > Could it be that mounted filesystem comes from module, that uses > > incompatible binary interface (for instance, built with different kernel > > options or for different kernel version) ? > > No. The kernel is GENERIC. The command was a plain "make buildkernel -j3" > and i don't have any special build arguments nither in src.conf nor > make.conf. > > -- > > * Best regards, Nikolay Pavlov * > > >