Re: diagnostic assertion "anon->an_lock == amap->am_lock"

[Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>]

dieter roelants <dieter.NetBSD%pandora.be@localhost> wrote:
> 
> On an amd64 kernel with DIAGNOSTIC and LOCK_DEBUG enabled, the
> following assertion got triggered while building packages:
> "anon->an_lock == amap->am_lock" in sys/uvm/uvm_fault.c line 1228
> 
> My kernel dates from yesterday evening, including Mindaugas' fix to
> uvm_page.c, but not all xen commits (but this isn't a xen system).
> 
> I can leave the machine in ddb for a few days but someone will need to
> tell me what to type to get useful information from it... (but friday
> and saturday CEST I will be offline).

Can you please get a backtrace?

Thanks.

-- 
Mindaugas