Any thoughts on this core?

% dbx AXT_1.0_aix.bin core1
Type 'help' for help.
reading symbolic information ...warning: no source compiled with -g

[using memory image in core1]

Segmentation fault in . at 0x3434
0x00003434 warning: Unable to access address 0x3434 from core
ffffffff warning: Unable to access address 0x3434 from core
fnmadd. fr31,fr31,fr31,fr31

(dbx) where
warning: could not locate trace table from starting address 0x3434
warning: Unable to access address 0xffffffffa0021f28 from core
internal error: call fpregval instead

.() at 0x20005260
validate_local_lock(0xf015bb80, 0x0, 0x0, 0x2ff20e70, 0x1003c268, 0x200414c8, 0x20005410, 0x2ff20e70, 0xc, 0xd0411d18, 0x9, 0x9, 0x20041248, 0x20041248, 0x2, 0x200414e9, 0xffffffff, 0x2ff20f10, 0x200008b0, 0x2ff20eb0, ) at 0xd00073f8

(dbx)