On 2014-06-10 01:47, Randy Dunlap wrote: > sure. I did mkdir /tmp/O then > make ARCH=um SUBARCH=i386 O=/tmp/O defconfig > make ARCH=um SUBARCH=i386 V=1 O=/tmp/O So I tried with the exact same paths and it worked for me: $ mkdir -p /local/lnx/next/linux-next-20140606 $ git archive d4bc590f8716f7dde6b7bca319097ac30a8cb0b4 | tar xf - -C /local/lnx/next/linux-next-20140606/ $ cd /local/lnx/next/linux-next-20140606/ $ make ARCH=um SUBARCH=i386 O=/tmp/O defconfig $ make ARCH=um SUBARCH=i386 V=1 O=/tmp/O and it worked. > make KBUILD_SRC= ARCH=x86 archheaders > make -C /local/lnx/next/linux-next-20140606 O=/tmp/O/. archheaders > make -C /tmp/O \ > KBUILD_SRC=/local/lnx/next/linux-next-20140606 \ > KBUILD_EXTMOD="" -f /local/lnx/next/linux-next-20140606/Makefile \ > archheaders > make -f /local/lnx/next/linux-next-20140606/scripts/Makefile.build obj=arch/x86/syscalls all Here, it should do /bin/sh '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscallhdr.sh' '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscall_32.tbl' 'arch/x86/syscalls/../include/generated/uapi/asm/unistd_32.h' 'i386' '' '' /bin/sh '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscallhdr.sh' '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscall_64.tbl' 'arch/x86/syscalls/../include/generated/uapi/asm/unistd_64.h' 'common,64' '' '' /bin/sh '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscallhdr.sh' '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscall_64.tbl' 'arch/x86/syscalls/../include/generated/uapi/asm/unistd_x32.h' 'common,x32' '' '__X32_SYSCALL_BIT' /bin/sh '/local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscalltbl.sh' /local/lnx/next/linux-next-20140606/arch/x86/syscalls/syscall_32.tbl arch/x86/syscalls/../include/generated/asm/syscalls_32.h which is not happening in your case for some reason. Can you please check if you have some stale files in include/generated in the *source* tree? git ls-file -o --directory It could be that there is some include/generated directory from a previous in-tree build. Michal -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html