Illegal instruction (core dumped)

[LtCdData]

Hi,
I am getting a core dump with both portmaster and portupgrade which ends with the dupdates being skipped. I have tried a database rebuild but it is still dumping.
Anyone know how to fix this?

[Reading data from pkg(8) ... - 1309 packages found - done]
[Updating the portsdb <format:bdb_btree> in /usr/ports ... - 24470 port entries found ** Stale lock file was found. Removed.
.........1000.........2000.........3000.........4000.........5000.........6000.........7000.........8000.........9000.........10000.........11000.........12000.........13000.........14000.........15000.........16000.........17000.........18000.........19000.
Illegal instruction (core dumped)
Cleaning out /usr/ports/*/*/work...

cheerz