Date: Fri, 20 May 2011 10:53:18 -0700 From: Juli Mallett <jmallett@FreeBSD.org> To: Andrew Duane <aduane@juniper.net> Cc: "mips@freebsd.org" <mips@freebsd.org> Subject: Re: Two repeatable panics on CURRENT Message-ID: <BANLkTinqF_=fgaPivW-mVgOO2_AcDu3d2g@mail.gmail.com> In-Reply-To: <AC6674AB7BC78549BB231821ABF7A9AEB57AE215BC@EMBX01-WF.jnpr.net> References: <AC6674AB7BC78549BB231821ABF7A9AEB57AE215BC@EMBX01-WF.jnpr.net>
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On Fri, May 20, 2011 at 10:46, Andrew Duane <aduane@juniper.net> wrote: > I'm almost finished bringing up -CURRENT on my octeon blade, but have two perfectly repeatable panics that I could use some help sorting out. > [...] > Also, when I halt the system: > > Waiting (max 60 seconds) for system process `vnlru' to stop...done > Waiting (max 60 seconds) for system process `bufdaemon' to stop...done > Waiting (max 60 seconds) for system process `syncer' to stop... > Syncing disks, vnodes remaining...0 0 timed out > All buffers synced. > 2: lock order reversal: > 0 1st 0x9800000001e23bd8 ufs (ufs) @ /aduane/FreeBSDCurrent/src/sys/kern/vfs_mount.c:1190 3 > 2nd 0x9800000001eaa458 devfs (devfs) @ /aduane/FreeBSDCurrent/src/sys/kern/vfs_subr.c:0 2134 > > This is with WITNESS turned on. I may turn it off for now, but does someone know about this? Does the system actually panic after that? That reversal is, I think, at least very close to being harmless.
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