Any successful story of debugging linux 4.13 with qemu 2.10 and gdb 8.01?

Greg KH greg at
Thu Sep 21 05:01:05 EDT 2017

On Thu, Sep 21, 2017 at 10:43:08AM +0200, jjDaNiMoTh wrote:
> 2017-09-21 9:21 GMT+02:00 Greg KH <greg at>:
>     Why do you think that it requires developers to use a debugger and qemu
>     to test their code?  I've never used a debugger on the kernel in all of
>     my years of kernel development...
> I imagined that, at least in early development phases, developers can benefit
> from the use of a debugger, but it seems that I was wrong. Of course, for
> newbies like me, a debugger is essential to understand flow and relations
> between kernel code, and I'm happy that this solution is already in the
> documentation (unfortunately, not for the version I was using, 4.13). Maybe the
> patch pointed out by Saket can be backported to releases which have the
> possibility to enable KALSR, such as 4.9 (LTS) and 4.13 itself (stable)?

Sure, you can request it, look at the documentation here for how to do

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