A simpler workaround (no need to rebuild binutils) might be setting:
LOADADDR := 0x88010000
for CONFIG_SGI_IP22 in arch/mips/Makefile.
And/or CONFIG_SGI_IP32. I've seen the issue appear there as well.
--Kumba
--
"Such is oft the course of deeds that move the wheels of the world: small hands do them because they must, while the eyes of the great are elsewhere." --Elrond