Date: Mon, 16 Aug 2010 20:40:04 GMT From: Jilles Tjoelker <jilles@stack.nl> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/39329: [mount] '..' at mountpoint is subject to the permissions of the shadowed dir Message-ID: <201008162040.o7GKe435024021@freefall.freebsd.org>
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The following reply was made to PR kern/39329; it has been noted by GNATS. From: Jilles Tjoelker <jilles@stack.nl> To: bug-followup@FreeBSD.org, svdb@stack.nl, arundel@freebsd.org Cc: Subject: Re: kern/39329: [mount] '..' at mountpoint is subject to the permissions of the shadowed dir Date: Mon, 16 Aug 2010 22:35:57 +0200 I do not remember any change that would affect this, and indeed I can reproduce this on 9-current. With ufs (via mdmfs) and tmpfs, this proceeds similar to what arundel has posted. With msdosfs, the chmod command silently does nothing (as is also visible in the output), so it is necessary to use the -m option to set the permissions, like mount -t msdosfs -o -m=755 /dev/md0 /mnt However, in all three cases the result is the same: an ls -la by a regular user shows an entry for . and complains about Permission denied for .. -- Jilles Tjoelker
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