buildkernel with INVARIANTS, WITNESS, DEBUG_LOCKS, etc. fails

[Brian O'Shea]

Thank you for your reply, Kris.

--- Kris Kennaway <kris at FreeBSD.org> wrote:
> 
> Brian O'Shea wrote:
> > Hello FreeBSD developers,
> > 
> > Building a FreeBSD 6.2-RELEASE kernel on an Intel Pentium 4 with the
> > following config options causes buildkernel to fail with undefined
> > references to stack_save, stack_zero, and stack_print functions:
> > 
> > makeoptions DEBUG=-g

options     KDB
options     DDB

> > options     INVARIANTS
> > options     INVARIANT_SUPPORT
> > options     WITNESS
> > options     DEBUG_LOCKS
> > options     DEBUG_VFS_LOCKS
> > options     DIAGNOSTIC
> > 
...

> I think you also need DDB.

I added the KDB and DDB options and now the buildkernel succeeds.  Now
hopefully I can get a crash dump and (try to) start debuging my problem.

> This is a minor bug which you could send-pr about if you like.

Would this be a docs bug, or a config bug?

Thanks,
-brian




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