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Received: by minnie.vk1xwt.ampr.org with NNTP id AA5778 ; Fri, 01 Jan 93 01:55:29 EST Newsgroups: comp.unix.bsd Path: sserve!manuel.anu.edu.au!munnari.oz.au!uunet!zaphod.mps.ohio-state.edu!swrinde!gatech!destroyer!cs.ubc.ca!uw-beaver!newsfeed.rice.edu!rice!news.Rice.edu!rich From: rich@Rice.edu (& Murphey) Subject: Re: recompiled ps exits with /dev/mem permission denied message In-Reply-To: dfox@quack.sac.ca.us's message of 30 Dec 1992 21:03:57 UTC Message-ID: <RICH.92Dec30221655@superego.Rice.edu> Sender: news@rice.edu (News) Reply-To: Rich@rice.edu Organization: Department of Electrical and Computer Engineering, Rice University References: <fXiP7x7@quack.sac.ca.us> Date: Thu, 31 Dec 1992 04:16:55 GMT Lines: 13 >>>>> In article <fXiP7x7@quack.sac.ca.us>, dfox@quack.sac.ca.us (David Fox) writes: David> I've noticed something strange. After putting in a Cyrix NDP, and David> recompiling ps and libutil.a (installing the patch for ps), ps David> dies when I'm not logged in as root with David> ps: kvm_openfiles: can't open /dev/mem: permission denied you need to 'chgrp kmem /bin/ps' and 'chmod g+w /bin/ps' so that it is set-group id on execution: -r-xr-sr-x 1 bin kmem 77824 Dec 16 15:52 /bin/ps* Rich