RE: Kernel Panic
From: Jonathan Slivko (js43064n@pace.edu)
Date: 06/22/01
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Date: Fri, 22 Jun 2001 11:56:04 -0400 From: "Jonathan Slivko" <js43064n@pace.edu> To: <js43064n@pace.edu>, <freebsd-questions@FreeBSD.ORG>, <freebsd-stable@FreeBSD.ORG>, <freebsd-security@FreeBSD.ORG>, "Ted Mittelstaedt" <tedm@toybox.placo.com>
I think I see what caused the kernel to crash. What happened was
this, I believe, is that since I didn't specify the regular pine
binary, the script just loaded itself, thus throwing it into a
loop. It's really a sad situation. -- Jonathan
______________________________________________
Jonathan M. Slivko <js43064n@pace.edu>
Technical Support, Black Lotus Communications
http://www.blacklotus.net -- check us out!
----------------------------------------------
---------- Original Message ----------------------------------
From: "Ted Mittelstaedt" <tedm@toybox.placo.com>
Date: Thu, 21 Jun 2001 23:34:02 -0700
>That absolutely will not crash a FreeBSD system that's not
>got other problems.
>
>However, what I think is going on here is that the system that
>you ran this on has buggy disk hardware. It's probably some
>IDE disk, right?
>
>I've got a system here that I've tried 5 different IDE paddle
>cards in, and on every one I've tried installing FreeBSD and
>doing different operations and within about 20 minutes I
>had crashed it and screweged the filesystem.
>
>I finally got so annoyed I dug up an old AHA1520 SCSI card
>and slapped a 1GB SCSI disk on it (the system isn't intended
>to be doing anything fancy) and it's been solid as a rock
>ever since. The best conclusion I have is that the ISA bus
>in the system has some clock speed error that doesen't affect
>the SCSI disk system.
>
>Ted Mittelstaedt tedm@toybox.placo.com
>Author of: The FreeBSD Corporate Networker's Guide
>Book website: http://www.freebsd-corp-net-guide.com
>
>
>>-----Original Message-----
>>From: owner-freebsd-questions@FreeBSD.ORG
>>[mailto:owner-freebsd-questions@FreeBSD.ORG]On Behalf Of
Jonathan Slivko
>>Sent: Thursday, June 21, 2001 4:59 PM
>>To: freebsd-questions@FreeBSD.ORG; freebsd-stable@FreeBSD.ORG;
>>freebsd-security@FreeBSD.ORG
>>Subject: Kernel Panic
>>
>>
>>Hello,
>>
>>I just wrote a little shell script that, on the machine I tested
>>it on, crashed the box and forced a reboot. The contents of the
>>script was:
>>
>>#!/bin/sh
>>pine -i
>>rm -rf $HOME/dead.letter
>>
>>Thats the whole script. I don't see how something like that
could
>>cause a kernel to crash. Would anyone mind trying to replicate
>>this on a test box. If it's a security issue, i'll forward it to
>>security when I get more information.
>>
>>-- Jonathan
>>
>>______________________________________________
>>Jonathan M. Slivko <js43064n@pace.edu>
>>Technical Support, Black Lotus Communications
>>http://www.blacklotus.net -- check us out!
>>----------------------------------------------
>>
>>_________________________________________________________________
__
>>___
>>Sent via the Pace University Mail system at stmail.pace.edu
>>
>>
>>
>>
>>
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>
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- Next message: Michael Richards: "Letting scp through a firewall using ipfilter"
- Previous message: Mike Tancsa: "patch to fix expire security hole ?"
- Maybe in reply to: Jonathan Slivko: "Kernel Panic"
- Next in thread: Ted Mittelstaedt: "RE: Kernel Panic"
- Reply: Ted Mittelstaedt: "RE: Kernel Panic"
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