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Date: Sun, 14 Oct 2001 12:29:58 -0400 (EDT)
From: Alexander Viro <viro@math.psu.edu>
To: Ville Herva <vherva@mail.niksula.cs.hut.fi>
cc: linux-kernel@vger.kernel.org
Subject: Re: mount --bind and -o [re: nosuid/noexec/nodev handling]
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On Sun, 14 Oct 2001, Ville Herva wrote:

> FYI, this causes the last mount process to hang in D state (kill -KILL does
> not affect it):
> 
> $ mount --bind -o nosuid,noexec,ro /bin /tmp/test
> $?mount --bind -o nosuid,noexec,ro /bin /tmp/test
> $ mount --bind -o remount,nosuid,noexec,ro /tmp/test

What version of mount(8)?  Or, better yet, how about
strace -e trace=mount,umount
of the whole thing?

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