Hello,
The macro INTRENTER in locore.S contains:
...
li 5,_C_LABEL(intr_depth)@ha; \
lwz 5,_C_LABEL(intr_depth)@l(5); \
...
I suspect that it should be:
...
lis 5,_C_LABEL(intr_depth)@ha;
....
enjoy, Andrew
....