Debugging UMA allocation

[Thomas Sparrevohn]

On Sunday 05 June 2005 12:31, Thomas Sparrevohn wrote:

Ups - two useless files included - please ignore the plugins.txt and the dmesg 
- it should have been


> Hi
>
> One of the changes introduced after the 27/05 causes a panic in the initial
> boot phases in the
>
> The panic occurs on my Dell Lattitude C640 when using both my own kernel
> and the GENERIC kernel.
>
> The panic is
> _mtx_lock_sleep: Recursed on non-recursive mutex in system map
>
> I have traced the trigger panic to the first call to uma_zcreate in
> procinit called from proc0_init - I have just cvs-supped again but the
> error is still there
>
> Unfortunately because it happend before anything is up and running I have
> no way of producing a kernel dump and as the problem does not seem to be
> widely reported I assume it is specific to this Dell Laptop type
>
> The dmesg included are provided as reference only for the last good
> compilation of the that I know off e.g. the kernel I know that boots - I
> have been trying for about 2-3 days which should narrow down the time
>
> Can anybody give any advise on how to progress?