Hi, With the attached config, I get an undefined symbol error when building the following kernel: $ head Makefile VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 12 EXTRAVERSION = -mm1 NAME=Woozy Numbat And this is the error I get: [ ... lots of output snipped ... ] LD vmlinux arch/i386/pci/built-in.o(.init.text+0x101e): In function `pcibios_init': common.c: undefined reference to `pci_assign_unassigned_resources' make: *** [vmlinux] Error 1 Quad