Date: Mon, 20 Oct 2014 13:40:12 +0200 From: "Ronald Klop" <ronald-lists@klop.ws> To: freebsd-stable@freebsd.org Subject: Re: 10.1-RC1 tar(1) spurious directory traversal permission error Message-ID: <op.xn01dalakndu52@ronaldradial.radialsg.local> In-Reply-To: <20141020103617.GE1120@rwpc15.gfn.riverwillow.net.au> References: <20141020090424.GB1120@rwpc15.gfn.riverwillow.net.au> <op.xn0uy3dxkndu52@ronaldradial.radialsg.local> <20141020101306.GD1120@rwpc15.gfn.riverwillow.net.au> <20141020103617.GE1120@rwpc15.gfn.riverwillow.net.au>
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On Mon, 20 Oct 2014 12:36:17 +0200, John Marshall <john.marshall@riverwillow.com.au> wrote: > On Mon, 20 Oct 2014, 21:13 +1100, John Marshall wrote: >> On Mon, 20 Oct 2014, 11:22 +0200, Ronald Klop wrote: >> > Maybe the output of 'truss -o /tmp/truss.txt tar -czf dtt.tgz -C >> > /data/tftp/thlan .' gives interesting information about what is >> exactly >> > giving the permission denied. > >> $ truss -o /tmp/truss.txt tar -czf dtt.tgz -C /data/tftp/thlan . >> tar: .: Unable to continue traversing directory tree: Permission >> denied >> tar: Error exit delayed from previous errors. >> truss: can not get etype: No such process >> $ > > Ahh, > > # sysctl security.bsd.unprivileged_proc_debug=1 > security.bsd.unprivileged_proc_debug: 0 -> 1 > > Copy of truss output available here: > > http://www.riverwillow.net.au/~john/10.1/tar_truss.txt > Interesting. Maybe the people at the mailinglists at http://www.libarchive.org/ are also interested. That is the source of the tar command in FreeBSD. Ronald.
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