Messages in this thread |  | | Subject | Re: your mail | Date | Tue, 2 Oct 2001 16:30:05 +0100 (BST) | From | Alan Cox <> |
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> I have written a linux kernel module. The linux version is 2.2.14. > In this module I have declared an array of size 2048. If I use this array, the execution of this module function causes kernel to reboot. If I kmalloc() this array then execution of this module function doesnot cause any problem. > Can you explain this behaviour?
Yes -- Alan
[Oh wait you want to know why...]
Either
1. You are using it for DMA 2. You are putting it on the stack and causing a stack overflow
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