panic: non-current pmap 0xffffa00020eab8f0 on Rpi3

[Mark Johnston]

On Mon, Oct 05, 2020 at 07:10:29PM -0700, bob prohaska wrote:
> Still seeing non-current pmap panics on the Pi3, this time a B+ running
> 13.0-CURRENT (GENERIC-MMCCAM) #0 71e02448ffb-c271826(master)
> during a -j4 buildworld.  The backtrace reports
> 
> panic: non-current pmap 0xffffa00020eab8f0

Could you show the output of "show procvm" from the debugger?