panic: pmap_enter_ptpage: can't get KPT page

[Hauke Fath <hauke%Espresso.Rhein-Neckar.DE@localhost>]

Hi,

a mac68k kernel from today's sources (reproducibly) panics early with

<snip>
Bootstrapping NetBSD/mac68k.
Getting mapping from MMU.
Loaded at 0x0
System RAM: 71303168 bytes in 17408 pages.
     Low = 0x0, high = 0x4400000
On-board video at addr 0x0xf9001000 (phys 0x0xf9001000), len 0xff000.
Done.
Bootstrapping the pmap system.
Pmap bootstrapped.
Moving ROMBase from 0x40800000 to 0x4c9000.
Video address 0x0xf9001000 -> 0x0x6c9000.
panic: pmap_enter_ptpage: can't get KPT page
Stopped in pid 0.1 (system) at  netbsd:cpu_Debugger+0x6:        unlk    a6
db> t
cpu_Debugger(ffc11000,2700,3c1640,3c0e30,1ec41c) + 6
vpanic(2d0fcc,3c0e3c,3c0e80,1a2e38,2d0fcc) + 19e
panic(2d0fcc,477a000,3,43fb000,4002700) + c
pmap_enter_ptpage(3142e4,477a000,0,477a000,477a000) + 554
pmap_kenter_pa(477a000,43fb000,3,0,841d50) + 5c
uvm_km_alloc(31ec78,60000,0,11,ea40) + 11a
pmap_init(842000,ffc00000,3c0f68,3c0f64,32e0c4) + 9e
uvm_init(2fc000,2,0,ea40,1dce0) + 5e
main(1,1e75b0,744000,0,1000) + 56
newvideoaddr() + 2
db>
</snip>

-- GENERICSBC as of two days ago booted fine.

Any pointers?

        hauke

--
"It's never straight up and down"     (DEVO)