@@ -297,6 +297,7 @@ config CRYPTO_CURVE25519
config CRYPTO_CURVE25519_X86
tristate "x86_64 accelerated Curve25519 scalar multiplication library"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_LIB_CURVE25519_GENERIC
select CRYPTO_ARCH_HAVE_LIB_CURVE25519
@@ -345,11 +346,13 @@ config CRYPTO_AEGIS128
config CRYPTO_AEGIS128_SIMD
bool "Support SIMD acceleration for AEGIS-128"
depends on CRYPTO_AEGIS128 && ((ARM || ARM64) && KERNEL_MODE_NEON)
+ depends on !KMSAN # avoid false positives from assembly
default y
config CRYPTO_AEGIS128_AESNI_SSE2
tristate "AEGIS-128 AEAD algorithm (x86_64 AESNI+SSE2 implementation)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_AEAD
select CRYPTO_SIMD
help
@@ -486,6 +489,7 @@ config CRYPTO_NHPOLY1305
config CRYPTO_NHPOLY1305_SSE2
tristate "NHPoly1305 hash function (x86_64 SSE2 implementation)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_NHPOLY1305
help
SSE2 optimized implementation of the hash function used by the
@@ -494,6 +498,7 @@ config CRYPTO_NHPOLY1305_SSE2
config CRYPTO_NHPOLY1305_AVX2
tristate "NHPoly1305 hash function (x86_64 AVX2 implementation)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_NHPOLY1305
help
AVX2 optimized implementation of the hash function used by the
@@ -607,6 +612,7 @@ config CRYPTO_CRC32C
config CRYPTO_CRC32C_INTEL
tristate "CRC32c INTEL hardware acceleration"
depends on X86
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_HASH
help
In Intel processor with SSE4.2 supported, the processor will
@@ -647,6 +653,7 @@ config CRYPTO_CRC32
config CRYPTO_CRC32_PCLMUL
tristate "CRC32 PCLMULQDQ hardware acceleration"
depends on X86
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_HASH
select CRC32
help
@@ -712,6 +719,7 @@ config CRYPTO_BLAKE2S
config CRYPTO_BLAKE2S_X86
tristate "BLAKE2s digest algorithm (x86 accelerated version)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_LIB_BLAKE2S_GENERIC
select CRYPTO_ARCH_HAVE_LIB_BLAKE2S
@@ -726,6 +734,7 @@ config CRYPTO_CRCT10DIF
config CRYPTO_CRCT10DIF_PCLMUL
tristate "CRCT10DIF PCLMULQDQ hardware acceleration"
depends on X86 && 64BIT && CRC_T10DIF
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_HASH
help
For x86_64 processors with SSE4.2 and PCLMULQDQ supported,
@@ -778,6 +787,7 @@ config CRYPTO_POLY1305
config CRYPTO_POLY1305_X86_64
tristate "Poly1305 authenticator algorithm (x86_64/SSE2/AVX2)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_LIB_POLY1305_GENERIC
select CRYPTO_ARCH_HAVE_LIB_POLY1305
help
@@ -866,6 +876,7 @@ config CRYPTO_SHA1
config CRYPTO_SHA1_SSSE3
tristate "SHA1 digest algorithm (SSSE3/AVX/AVX2/SHA-NI)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SHA1
select CRYPTO_HASH
help
@@ -877,6 +888,7 @@ config CRYPTO_SHA1_SSSE3
config CRYPTO_SHA256_SSSE3
tristate "SHA256 digest algorithm (SSSE3/AVX/AVX2/SHA-NI)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SHA256
select CRYPTO_HASH
help
@@ -889,6 +901,7 @@ config CRYPTO_SHA256_SSSE3
config CRYPTO_SHA512_SSSE3
tristate "SHA512 digest algorithm (SSSE3/AVX/AVX2)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SHA512
select CRYPTO_HASH
help
@@ -1061,6 +1074,7 @@ config CRYPTO_WP512
config CRYPTO_GHASH_CLMUL_NI_INTEL
tristate "GHASH hash function (CLMUL-NI accelerated)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_CRYPTD
help
This is the x86_64 CLMUL-NI accelerated implementation of
@@ -1111,6 +1125,7 @@ config CRYPTO_AES_TI
config CRYPTO_AES_NI_INTEL
tristate "AES cipher algorithms (AES-NI)"
depends on X86
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_AEAD
select CRYPTO_LIB_AES
select CRYPTO_ALGAPI
@@ -1235,6 +1250,7 @@ config CRYPTO_BLOWFISH_COMMON
config CRYPTO_BLOWFISH_X86_64
tristate "Blowfish cipher algorithm (x86_64)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_BLOWFISH_COMMON
imply CRYPTO_CTR
@@ -1265,6 +1281,7 @@ config CRYPTO_CAMELLIA
config CRYPTO_CAMELLIA_X86_64
tristate "Camellia cipher algorithm (x86_64)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
imply CRYPTO_CTR
help
@@ -1281,6 +1298,7 @@ config CRYPTO_CAMELLIA_X86_64
config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_CAMELLIA_X86_64
select CRYPTO_SIMD
@@ -1299,6 +1317,7 @@ config CRYPTO_CAMELLIA_AESNI_AVX_X86_64
config CRYPTO_CAMELLIA_AESNI_AVX2_X86_64
tristate "Camellia cipher algorithm (x86_64/AES-NI/AVX2)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_CAMELLIA_AESNI_AVX_X86_64
help
Camellia cipher algorithm module (x86_64/AES-NI/AVX2).
@@ -1344,6 +1363,7 @@ config CRYPTO_CAST5
config CRYPTO_CAST5_AVX_X86_64
tristate "CAST5 (CAST-128) cipher algorithm (x86_64/AVX)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_CAST5
select CRYPTO_CAST_COMMON
@@ -1367,6 +1387,7 @@ config CRYPTO_CAST6
config CRYPTO_CAST6_AVX_X86_64
tristate "CAST6 (CAST-256) cipher algorithm (x86_64/AVX)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_CAST6
select CRYPTO_CAST_COMMON
@@ -1400,6 +1421,7 @@ config CRYPTO_DES_SPARC64
config CRYPTO_DES3_EDE_X86_64
tristate "Triple DES EDE cipher algorithm (x86-64)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_LIB_DES
imply CRYPTO_CTR
@@ -1457,6 +1479,7 @@ config CRYPTO_CHACHA20
config CRYPTO_CHACHA20_X86_64
tristate "ChaCha stream cipher algorithms (x86_64/SSSE3/AVX2/AVX-512VL)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_LIB_CHACHA_GENERIC
select CRYPTO_ARCH_HAVE_LIB_CHACHA
@@ -1500,6 +1523,7 @@ config CRYPTO_SERPENT
config CRYPTO_SERPENT_SSE2_X86_64
tristate "Serpent cipher algorithm (x86_64/SSE2)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_SERPENT
select CRYPTO_SIMD
@@ -1519,6 +1543,7 @@ config CRYPTO_SERPENT_SSE2_X86_64
config CRYPTO_SERPENT_SSE2_586
tristate "Serpent cipher algorithm (i586/SSE2)"
depends on X86 && !64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_SERPENT
select CRYPTO_SIMD
@@ -1538,6 +1563,7 @@ config CRYPTO_SERPENT_SSE2_586
config CRYPTO_SERPENT_AVX_X86_64
tristate "Serpent cipher algorithm (x86_64/AVX)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_SERPENT
select CRYPTO_SIMD
@@ -1558,6 +1584,7 @@ config CRYPTO_SERPENT_AVX_X86_64
config CRYPTO_SERPENT_AVX2_X86_64
tristate "Serpent cipher algorithm (x86_64/AVX2)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SERPENT_AVX_X86_64
help
Serpent cipher algorithm, by Anderson, Biham & Knudsen.
@@ -1699,6 +1726,7 @@ config CRYPTO_TWOFISH_586
config CRYPTO_TWOFISH_X86_64
tristate "Twofish cipher algorithm (x86_64)"
depends on (X86 || UML_X86) && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_ALGAPI
select CRYPTO_TWOFISH_COMMON
imply CRYPTO_CTR
@@ -1716,6 +1744,7 @@ config CRYPTO_TWOFISH_X86_64
config CRYPTO_TWOFISH_X86_64_3WAY
tristate "Twofish cipher algorithm (x86_64, 3-way parallel)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_TWOFISH_COMMON
select CRYPTO_TWOFISH_X86_64
@@ -1736,6 +1765,7 @@ config CRYPTO_TWOFISH_X86_64_3WAY
config CRYPTO_TWOFISH_AVX_X86_64
tristate "Twofish cipher algorithm (x86_64/AVX)"
depends on X86 && 64BIT
+ depends on !KMSAN # avoid false positives from assembly
select CRYPTO_SKCIPHER
select CRYPTO_SIMD
select CRYPTO_TWOFISH_COMMON
@@ -76,6 +76,7 @@ config WIREGUARD
tristate "WireGuard secure network tunnel"
depends on NET && INET
depends on IPV6 || !IPV6
+ depends on !KMSAN # KMSAN doesn't support the crypto configs below
select NET_UDP_TUNNEL
select DST_CACHE
select CRYPTO
KMSAN is unable to understand when initialized values come from assembly. Disable accelerated configs in KMSAN builds to prevent false positive reports. Signed-off-by: Alexander Potapenko <glider@google.com> --- Link: https://linux-review.googlesource.com/id/Idb2334bf3a1b68b31b399709baefaa763038cc50 --- crypto/Kconfig | 30 ++++++++++++++++++++++++++++++ drivers/net/Kconfig | 1 + 2 files changed, 31 insertions(+)