On Thu, Mar 03, 2016 at 03:12:01PM +0100, Sebastian Andrzej Siewior wrote: > On 2016-02-29 03:01:35 [-0800], tip-bot for Josh Poimboeuf wrote: > > Gitweb: > > http://git.kernel.org/tip/b9ab5ebb14ec389bd80f66613f1fe3f8f65f2521 > > Author: Josh Poimboeuf <[email protected]> > > objtool: Add CONFIG_STACK_VALIDATION option > > > > Add a CONFIG_STACK_VALIDATION option which will run "objtool check" for > > each .o file to ensure the validity of its stack metadata. > > |./mk-x86-64.sh -j1 > |make[1]: Entering directory '/home/bigeasy/linux-tip/build/linux-x8664' > | CHK include/config/kernel.release > | Using /home/bigeasy/linux-tip as source for kernel > | GEN ./Makefile > | CHK include/generated/uapi/linux/version.h > | CHK include/generated/utsrelease.h > | CHK include/generated/bounds.h > | CHK include/generated/timeconst.h > | CHK include/generated/asm-offsets.h > | CALL /home/bigeasy/linux-tip/scripts/checksyscalls.sh > |scripts/Makefile.include:3: *** O=build/linux-x8664 does not exist. Stop. > |/home/bigeasy/linux-tip/Makefile:1518: recipe for target 'tools/objtool' > failed > |make[1]: *** [tools/objtool] Error 2 > |make[1]: Leaving directory '/home/bigeasy/linux-tip/build/linux-x8664' > |Makefile:146: recipe for target 'sub-make' failed > |make: *** [sub-make] Error 2 > > with > |$ cat mk-x86-64.sh > |#!/bin/sh > |export PATH=/usr/lib/ccache/:$PATH > |exec make O=build/linux-x8664 -j 8 $* > > Is this know? I tried the TIP tree as of now. It works with > CONFIG_STACK_VALIDATION=n > > Sebastian
Hi Sebastian, This bug happens when using a relative path for 'O=' with CONFIG_STACK_VALIDATION. I posted a patch to fix it: https://lkml.kernel.org/r/94a078c6c998fac9f01a14f574008bf7dff40191.1457016803.git.jpoim...@redhat.com -- Josh
