__rw_wlock_hard panic on 1st malloc

[Warner Losh]

Maybe you are calling malloc before these locks are initialized?

Warner

On Apr 14, 2013, at 5:03 AM, Damjan Marion wrote:

> 
> Hi,
> 
> I'm playing a bit with i.MX6 based board (wandboard) and I have serial console working but
> now it panics in init_dynamic_kenv() with the following error:
> 
> panic: __rw_wlock_hard: recursing but non-recursive rw pmap pv global @ /usr/src/sys/arm/arm/pmap-v6.c:1187
> 
> It looks like this is the 1st place where malloc() is called, an malloc returns valid VA
> but 1st attempt to access that address produces panic above.
> 
> Any idea what can be the reason for this or any other hint?
> 
> Thanks,
> 
> Damjan
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