kernel panic when kretprobe all system calls

Frank Ch. Eigler fche@elastic.org
Mon Sep 26 16:03:00 GMT 2005


Hi -

On Mon, Sep 26, 2005 at 08:55:08AM -0700, Hien Nguyen wrote:
> [...]
> It helps if  we don't insert return probes in sys_calls such as 
> sys_execve, sys_exit, sys_groupexit. 

Does that solve the problem completely?  We would need to treat
similarly some of their subsidiary "noreturn" functions.

> Frank, can we tempory put an retprobe embargo policy on those system
> calls?

By policy, you mean code that blacklists certain functions from
probing?  I was holding off until results from jkenisto's bug #1235
were collected.

- FChE



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