Re: Help on kernel error message

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On Tue, Oct 30, 2001 at 08:31:10AM +0800, bill wrote:

> It is  because of Null pointer userd.check linux/Document/Oops.txt

this depends on what <address> is, i.e. zero, or a very low number (ndicating
a structure member deference where the structure pointer is null).

There are 3 causes :

1) kernel bugs - very rare (you didn't specify your kernel version, so...)

2) hardware problem - run memtest86 to check your system

3) your module - it is likely you have a bug in your code. However, your lack
of details make it impossible to help you.

You get the message when trying to access memory that isn't mapped/accessible

regards
john
-- 
"If the software that a company produces isn't reliable, adding a bunch of
'Mother, may I' rules to the language and the code won't fix it."
	- Pete Becker
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