From d539fee9f825b0c8eac049732c83562b28a483b5 Mon Sep 17 00:00:00 2001 From: Seung-Woo Kim Date: Fri, 30 Sep 2022 22:30:09 +0100 Subject: [PATCH] ARM: 9253/1: ubsan: select ARCH_HAS_UBSAN_SANITIZE_ALL To enable UBSAN on ARM, this patch enables ARCH_HAS_UBSAN_SANITIZE_ALL from arm confiuration. Basic kernel bootup test is passed on arm with CONFIG_UBSAN_SANITIZE_ALL enabled. [florian: rebased against v6.0-rc7] Signed-off-by: Seung-Woo Kim Signed-off-by: Florian Fainelli Signed-off-by: Russell King (Oracle) --- arch/arm/Kconfig | 1 + arch/arm/boot/compressed/Makefile | 1 + arch/arm/vdso/Makefile | 1 + 3 files changed, 3 insertions(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 87badea..c90aa58e 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -27,6 +27,7 @@ config ARM select ARCH_HAVE_NMI_SAFE_CMPXCHG if CPU_V7 || CPU_V7M || CPU_V6K select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_KEEP_MEMBLOCK + select ARCH_HAS_UBSAN_SANITIZE_ALL select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_NO_SG_CHAIN if !ARM_HAS_SG_CHAIN select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 41bcbb4..2cc2af1 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -27,6 +27,7 @@ KASAN_SANITIZE := n # Prevents link failures: __sanitizer_cov_trace_pc() is not linked in. KCOV_INSTRUMENT := n +UBSAN_SANITIZE := n # # Architecture dependencies diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile index 8ca1c9f..a7ec06c 100644 --- a/arch/arm/vdso/Makefile +++ b/arch/arm/vdso/Makefile @@ -37,6 +37,7 @@ endif # Disable gcov profiling for VDSO code GCOV_PROFILE := n +UBSAN_SANITIZE := n # Prevents link failures: __sanitizer_cov_trace_pc() is not linked in. KCOV_INSTRUMENT := n -- 2.7.4