> I'm a little confused about this whole issue. Is there any legitimate
> situation where unmounting /proc would be useful?
1) Is there any legitimate situation where we WANT the kernel to OOPS on
a VALID command?
2) The bug appears quota/mount related, it would not surprise me if the
same bug can bite people in situations other than umount /proc.
> Obviously, you can't unmount it unless your root, and root can always do
> lots of things that would cause an oops or downright crash the machine.
We've been through this plenty of times recently. Please re-read recent
posts on the topic.
Chris.