From owner-freebsd-hackers  Thu Dec  5 16:16:56 1996
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Date: Thu, 5 Dec 1996 16:16:51 -0800 (PST)
From: Jaye Mathisen  <mrcpu@cdsnet.net>
To: hackers@freebsd.org
Subject: Another easy way to crash your FreeBSD box.
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Remove all references to NFS from your kernel.

Build and boot new kernel.

mount xxx:/usr/src /usr/src

succeeds, interestingly enough, then try and access the mounted dir.

Wave goodbye.