Re: Weird Reboots
On Sun, 20 Jul 2003 03:40, Blu wrote:
> On Sun, Jul 20, 2003 at 01:09:29AM -0500, Rod Rodolico wrote:
> > I don't understand what is going on. My machine has rebooted 5 times
> > between 10:00 and 18:00. I looked in syslog and the line contains 109 at
> > signs (@).
>
> That could be somebody or something trying to use a buffer overflow
> attack. That kind of attack often crashes the target machine and leaves
"less" tends to display zeros in a file as '@' characters. A sudden reboot
when a file is being written can often result in zeros at the end of the file
when the meta-data has been updated before the file contents.
Most likely it's a symptom of minor FS corruption.
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