On Wed, 15 May 2024 at 01:38, Kees Cook <keesc...@chromium.org> wrote: > > While removing CONFIG_UBSAN_SANITIZE_ALL, ARCH_HAS_UBSAN wasn't correctly > depended on. Restore this, as we do not want to attempt UBSAN builds > unless it's actually been tested on a given architecture. > > Reported-by: Masahiro Yamada <masahi...@kernel.org> > Closes: > https://lore.kernel.org/all/20240514095427.541201-1-masahi...@kernel.org > Fixes: 918327e9b7ff ("ubsan: Remove CONFIG_UBSAN_SANITIZE_ALL") > Signed-off-by: Kees Cook <keesc...@chromium.org>
Reviewed-by: Marco Elver <el...@google.com> > --- > Cc: Marco Elver <el...@google.com> > Cc: Andrey Konovalov <andreyk...@gmail.com> > Cc: Andrey Ryabinin <ryabinin....@gmail.com> > Cc: kasan-...@googlegroups.com > Cc: linux-hardening@vger.kernel.org > --- > lib/Kconfig.ubsan | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/lib/Kconfig.ubsan b/lib/Kconfig.ubsan > index e81e1ac4a919..bdda600f8dfb 100644 > --- a/lib/Kconfig.ubsan > +++ b/lib/Kconfig.ubsan > @@ -4,6 +4,7 @@ config ARCH_HAS_UBSAN > > menuconfig UBSAN > bool "Undefined behaviour sanity checker" > + depends on ARCH_HAS_UBSAN > help > This option enables the Undefined Behaviour sanity checker. > Compile-time instrumentation is used to detect various undefined > -- > 2.34.1 >
