How can I get the currently running kernel version's source ?

Hello, I built the kernel with debug information for systemtap. But, systemtap says Error inserting module '/tmp/staplTSL5T/stap_c7ba0a7f4c2310db9aea2545f5537756_433.ko': Invalid module format when insmod is internally called. I think it is from version conflict between the one currently runn

Installing systemtap in debian(lenny)

Hello, I am wondering how I can install systemtap in debian(lenny). (kernel is 2.6.26-2-amd64) I know lenny does not have kernel image with debug sysmols in apt packages, so I want to build it on my own. I did it like the following, but it didn't work. Does anyone give me a help ? = $ sudo