5.99.39 sbrk() fails on sparc

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

All,

booting a -current system on sparc (ss20) runs into


NetBSD 5.99.39 (PIZZA_UP_PF) #0: Mon Sep  6 14:28:53 CEST 2010

hf@Hochstuhl:/var/obj/netbsd-builds/developer/sparc/sys/arch/sparc/compile/PIZZA
_UP_PF
total memory = 479 MB
avail memory = 465 MB
bootpath: /iommu@f,e0000000/sbus@f,e0001000/SUNW,fas@1,8800000/sd@2,0
mainbus0 (root): SUNW,SPARCstation-20: hostid 72724ea1
cpu0 at mainbus0: mid 8: TMS390Z50 v0 or TMS390Z55 @ 75 MHz, on-chip FPU
cpu0: physical 20K instruction (64 b/l), 16K data (32 b/l), 1024K external
(32 b/l): cache enabled
cpu at mainbus0 not configured

[...]

mountroot: trying ffs...
root file system type: ffs
init: copying out flags `-s' 3
init: copying out path `/sbin/init' 11
sbrk: grow 0x10000 failed, error = 12
Enter root password, or ^D to go multi-user
Password:
Enter pathname of shell or RETURN for /bin/sh:
sbrk: grow 0x13000 failed, error = 12
sbrk: grow 0x11000 failed, error = 12
Terminal type? [vt100]
sbrk: grow 0x11000 failed, error = 12
sbrk: grow 0x11000 failed, error = 12
Terminal type is vt100.
We recommend creating a non-root account and using su(1) for root access.
#


-- any ideas? A 5.99.38 kernel boots alright with minimal fallout on a
netbsd-4 userland.

        hauke