This is a note to let you know that I've just added the patch titled objtool: Fix seg fault with clang-compiled objects to the 4.14-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: objtool-fix-seg-fault-with-clang-compiled-objects.patch and it can be found in the queue-4.14 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From ce90aaf5cde4ce057b297bb6c955caf16ef00ee6 Mon Sep 17 00:00:00 2001 From: Simon Ser <contact@xxxxxxxxxxx> Date: Sat, 30 Dec 2017 14:43:32 -0600 Subject: objtool: Fix seg fault with clang-compiled objects From: Simon Ser <contact@xxxxxxxxxxx> commit ce90aaf5cde4ce057b297bb6c955caf16ef00ee6 upstream. Fix a seg fault which happens when an input file provided to 'objtool orc generate' doesn't have a '.shstrtab' section (for instance, object files produced by clang don't have this section). Signed-off-by: Simon Ser <contact@xxxxxxxxxxx> Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Link: http://lkml.kernel.org/r/c0f2231683e9bed40fac1f13ce2c33b8389854bc.1514666459.git.jpoimboe@xxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> Cc: Guenter Roeck <linux@xxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- tools/objtool/orc_gen.c | 2 ++ 1 file changed, 2 insertions(+) --- a/tools/objtool/orc_gen.c +++ b/tools/objtool/orc_gen.c @@ -165,6 +165,8 @@ int create_orc_sections(struct objtool_f /* create .orc_unwind_ip and .rela.orc_unwind_ip sections */ sec = elf_create_section(file->elf, ".orc_unwind_ip", sizeof(int), idx); + if (!sec) + return -1; ip_relasec = elf_create_rela_section(file->elf, sec); if (!ip_relasec) Patches currently in stable-queue which might be from contact@xxxxxxxxxxx are queue-4.14/objtool-fix-seg-fault-with-clang-compiled-objects.patch queue-4.14/objtool-fix-seg-fault-caused-by-missing-parameter.patch