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authorMarco Elver <elver@google.com>2019-11-19 21:57:42 +0300
committerPaul E. McKenney <paulmck@kernel.org>2020-01-07 18:47:23 +0300
commitd47715f50e833f12c5e829ce9dcc4a65104fa74f (patch)
tree847891d16f42b0ee9839cccc54143e27dd0a65ec
parent5cbaefe9743bf14c9d3106db0cc19f8cb0a3ca22 (diff)
downloadlinux-d47715f50e833f12c5e829ce9dcc4a65104fa74f.tar.xz
kcsan, ubsan: Make KCSAN+UBSAN work together
Context: http://lkml.kernel.org/r/fb7e25d8-aba4-3dcf-7761-cb7ecb3ebb71@infradead.org Reported-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Marco Elver <elver@google.com> Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
-rw-r--r--kernel/kcsan/Makefile1
-rw-r--r--lib/Makefile1
2 files changed, 2 insertions, 0 deletions
diff --git a/kernel/kcsan/Makefile b/kernel/kcsan/Makefile
index dd15b62ec0b5..df6b7799e492 100644
--- a/kernel/kcsan/Makefile
+++ b/kernel/kcsan/Makefile
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
KCSAN_SANITIZE := n
KCOV_INSTRUMENT := n
+UBSAN_SANITIZE := n
CFLAGS_REMOVE_core.o = $(CC_FLAGS_FTRACE)
diff --git a/lib/Makefile b/lib/Makefile
index 778ab704e3ad..9d5bda950f5f 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -279,6 +279,7 @@ obj-$(CONFIG_UBSAN) += ubsan.o
UBSAN_SANITIZE_ubsan.o := n
KASAN_SANITIZE_ubsan.o := n
+KCSAN_SANITIZE_ubsan.o := n
CFLAGS_ubsan.o := $(call cc-option, -fno-stack-protector) $(DISABLE_STACKLEAK_PLUGIN)
obj-$(CONFIG_SBITMAP) += sbitmap.o