Path: utzoo!utgpu!cunews!bnrgate!brtph3!brchh104!brchs1!bnr.ca!rice.edu!sun-spots-request
From: pierrot@opal.cs.tu-berlin.de (Tatjana Heuser)
Newsgroups: comp.sys.sun
Subject: Bug in tmp/swap sharing?
Keywords: SunOS
Message-ID: <2120@brchh104.bnr.ca>
Date: 24 Mar 91 12:32:00 GMT
Sender: news@brchh104.bnr.ca
Organization: Sun-Spots
Lines: 13
Approved: Sun-Spots@rice.edu
X-Original-Date: 23 Mar 91 06:39:31 GMT
X-Sun-Spots-Digest: Volume 10, Issue 61, message 11
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dt4100c@medtron.medtronic.com (Derek Terveer) writes:

>I discovered, quite by accident, that the following sequence of commands
>on a sparc station 1+ running 4.1 with tmp "sharing" swap will crash the
>machine:

>user$ cd /tmp
>user$ mkdir b
>user$ chmod 555 b
>user$ mkdir b/1
"mknod /tmp/crash p" succeeds as well :-)

This is fixed in SunOS 4.1.1, for 4.1 there's a patch available.