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ARM: 9253/1: ubsan: select ARCH_HAS_UBSAN_SANITIZE_ALL

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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 <sw0312.kim@samsung.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Seung-Woo Kim 2022-09-30 22:30:09 +01:00 • committed by Russell King (Oracle)
parent 4ab07fd3fb
commit d539fee9f8
3 changed files with 3 additions and 0 deletions
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1
arch/arm/Kconfig
View file

@ -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

1
arch/arm/boot/compressed/Makefile
View file

@ -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

1
arch/arm/vdso/Makefile
View file

@ -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