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Date:      Tue, 25 Sep 2001 16:24:36 -0400 (EDT)
From:      Robert Watson <rwatson@freebsd.org>
To:        Wilko Bulte <wkb@freebie.xs4all.nl>
Cc:        freebsd-current@freebsd.org
Subject:   Re: panic: lock (sleep mutex) vnode interlock on Alpga
Message-ID:  <Pine.NEB.3.96L.1010925162350.82101J-100000@fledge.watson.org>
In-Reply-To: <20010925192504.A22022@freebie.xs4all.nl>

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I'm getting the same thing from a kernel I built this morning on i386. 

Robert N M Watson             FreeBSD Core Team, TrustedBSD Project
robert@fledge.watson.org      NAI Labs, Safeport Network Services

On Tue, 25 Sep 2001, Wilko Bulte wrote:

> I'm not sure if this is new, but anyway on -current as of yesterday
> evening:
> 
> acd0: CDROM <TOSHIBA CD-ROM XM-6302B> at ata0-master PIO4
> Waiting 15 seconds for SCSI devices to settle
> Mounting root from ufs:/dev/da1a
> panic: lock (sleep mutex) vnode interlock not locked @
> /usr/src/sys/kern/vfs_default.c:460
> panic
> Stopped at      Debugger+0x34:  zapnot  v0,#0xf,a0      <v0=0x0,a0=0x6>
> db> trace
> Debugger() at Debugger+0x34
> panic() at panic+0x100
> witness_unlock() at witness_unlock+0x2a4
> _mtx_unlock_flags() at _mtx_unlock_flags+0x98
> vop_nolock() at vop_nolock+0x38
> vop_defaultop() at vop_defaultop+0x2c
> vn_lock() at vn_lock+0x15c
> ffs_mountfs() at ffs_mountfs+0xd8
> ffs_mount() at ffs_mount+0x9c
> vfs_mountroot_try() at vfs_mountroot_try+0x200
> vfs_mountroot() at vfs_mountroot+0x9c
> mi_startup() at mi_startup+0x154
> locorestart() at locorestart+0x68
> --- root of call graph ---
> db> 
> 
> 
> -- 
> |   / o / /_  _   		email: 	wilko@FreeBSD.org
> |/|/ / / /(  (_)  Bulte		Arnhem, The Netherlands	
> 
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