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Date:      Fri, 11 Dec 2009 14:28:31 +0100
From:      Bas Smeelen <b.smeelen@ose.nl>
To:        freebsd-current@freebsd.org
Subject:   LOR: vfs_subr.c ffs_softdep.c
Message-ID:  <4B2248FF.9030203@ose.nl>

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Hi

Thanks for this great product=2E
csupped this morning and build and installed world and kernel=2E
I haven=27t found this on the LOR page or in de current archives=3A

lock order reversal=3A
 1st 0xffffff0002884098 ufs =28ufs=29 =40 /usr/src/sys/kern/vfs=5Fsubr=2Ec=
=3A2083
 2nd 0xffffff802950eda0 bufwait =28bufwait=29 =40 /usr/src/sys/ufs/ffs/ffs=
=5Fsoftdep=2Ec=3A6193
 3rd 0xffffff00699229d0 ufs =28ufs=29 =40 /usr/src/sys/kern/vfs=5Fsubr=2Ec=
=3A2083
KDB=3A stack backtrace=3A
db=5Ftrace=5Fself=5Fwrapper=28=29 at db=5Ftrace=5Fself=5Fwrapper+0x2a
=5Fwitness=5Fdebugger=28=29 at =5Fwitness=5Fdebugger+0x2e
witness=5Fcheckorder=28=29 at witness=5Fcheckorder+0x81e
=5F=5Flockmgr=5Fargs=28=29 at =5F=5Flockmgr=5Fargs+0xcf3
ffs=5Flock=28=29 at ffs=5Flock+0x8c
VOP=5FLOCK1=5FAPV=28=29 at VOP=5FLOCK1=5FAPV+0x9b
=5Fvn=5Flock=28=29 at =5Fvn=5Flock+0x47
vget=28=29 at vget+0x7b
vfs=5Fhash=5Fget=28=29 at vfs=5Fhash=5Fget+0xd5
ffs=5Fvgetf=28=29 at ffs=5Fvgetf+0x48
softdep=5Fsync=5Fmetadata=28=29 at softdep=5Fsync=5Fmetadata+0x475
ffs=5Fsyncvnode=28=29 at ffs=5Fsyncvnode+0x210
ffs=5Ftruncate=28=29 at ffs=5Ftruncate+0x4ab
ufs=5Fdirenter=28=29 at ufs=5Fdirenter+0x6ae
ufs=5Fmkdir=28=29 at ufs=5Fmkdir+0x623
VOP=5FMKDIR=5FAPV=28=29 at VOP=5FMKDIR=5FAPV+0x93
kern=5Fmkdirat=28=29 at kern=5Fmkdirat+0x270
syscall=28=29 at syscall+0x1ae
Xfast=5Fsyscall=28=29 at Xfast=5Fsyscall+0xe1
--- syscall =28136=2C FreeBSD ELF64=2C mkdir=29=2C rip =3D 0x800d767dc=2C r=
sp =3D 0x7ffffffed5f8=2C rbp =3D 0x7ffffffed610 ---


9=2E0-CURRENT FreeBSD 9=2E0-CURRENT =230=3A Fri Dec 11 10=3A49=3A30 CET 200=
9     /usr/obj/usr/src/sys/GENERIC  amd64

It happened during portgrade=2E
If more info is needed=2C I will assist=2E
Best regards


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