Disable build KMSAN

SPECS/kernel-6.1.spec

@@ -1,19 +1,6 @@
 # All global changes to build and install should follow this line.
 %define patchlevel 1
 # Disable LTO in userspace packages.
-%global _lto_cflags %{nil}
-
-%ifarch x86_64
-%define with_toolchain_clang 1
-%define with_clang_lto 1
-%else
-%define with_toolchain_clang 0
-%define with_clang_lto 0
-%endif
-
-%if %{with_toolchain_clang}
-%global toolchain clang
-%endif
 	
 # The libexec directory is not used by the linker, so the shared object there
 # should not be exported to RPM provides.
@@ -37,11 +24,9 @@
 
 %ifarch x86_64
 %define _kasan 1
-%define _kmsan 1
 %define _kmemleak 1
 %else
 %define _kasan 0
-%define _kmsan 0
 %define _kmemleak 0
 %endif
 
@@ -168,19 +153,6 @@
 %define _use_vdso 0
 %endif
 
-%if %{with_toolchain_clang}
-
-%global llvm_ias 1
-
-%global clang_make_opts HOSTCC=clang CC=clang LLVM_IAS=%{llvm_ias}
-%if %{with_clang_lto}
-%global clang_make_opts %{clang_make_opts} LD=ld.lld HOSTLD=ld.lld AR=llvm-ar NM=llvm-nm HOSTAR=llvm-ar HOSTNM=llvm-nm
-%endif
-%global make_opts %{clang_make_opts}
-# clang does not support the -fdump-ipa-clones option
-%global with_ipaclones 0
-%endif
-
 #
 # Packages that need to be installed before the kernel is installed,
 # as they will be used by the %%post scripts.
@@ -210,16 +182,6 @@ BuildRequires: gzip, hmaccalc, hostname, kernel-rpm-macros >= 185-9, kmod, m4, m
 BuildRequires: patch, perl-Carp, perl-devel, perl-generators, perl-interpreter, python3-devel
 BuildRequires: redhat-rpm-config, tar, which, xz
 
-%if %{with_toolchain_clang}
-BuildRequires: clang
-%endif
-
-%if %{with_clang_lto}
-BuildRequires: llvm
-BuildRequires: lld
-%endif
-
-
 %ifarch x86_64 aarch64
 BuildRequires: bpftool, openssl-devel
 %endif
@@ -276,7 +238,6 @@ Source0: https://git.linuxtesting.ru/pub/scm/linux/kernel/git/lvc/linux-stable.g
 Source2: config-%{version}-x86_64
 Source4: config-%{version}-aarch64
 Source6: config-%{version}-x86_64-kasan
-Source8: config-%{version}-x86_64-kmsan
 Source10: config-%{version}-x86_64-kmemleak
 
 Source20: mod-denylist.sh
@@ -577,11 +538,6 @@ device input and output, etc.
 %description kasan-core
 Package contains the Linux kernel with KASAN support.
 
-%define variant_summary The Linux kernel.
-%kernel_lt_variant_package kmsan
-%description kmsan-core
-Package contains the Linux kernel with KMSAN support.
-
 %define variant_summary The Linux kernel.
 %kernel_lt_variant_package kmemleak
 %description kmemleak-core
@@ -595,7 +551,7 @@ Package contains the Linux kernel with KMEMLEAK support.
 %global _build_id_links none
 
 # Set up our "big" %%{make} macro.
-%global make %{__make} %{?make_opts} -s HOSTCFLAGS="%{?build_cflags}" HOSTLDFLAGS="%{?build_ldflags}"
+%global make %{__make} -s HOSTCFLAGS="%{?build_cflags}" HOSTLDFLAGS="%{?build_ldflags}"
 
 %prep
 %ifarch x86_64 aarch64
@@ -634,7 +590,6 @@ pathfix.py -i "%{__python3} %{py3_shbang_opts}" -n -p \
 	tools \
 	scripts \
 	Documentation \
-	scripts/clang-tools \
 	2>&1 | grep -Ev 'recursedown|no change'
 
 mv COPYING COPYING-%{version}-%{release}
@@ -648,7 +603,6 @@ cd configs
 cp %{SOURCE2} config-%{version}-x86_64.config
 cp %{SOURCE4} config-%{version}-aarch64.config
 cp %{SOURCE6} config-%{version}-x86_64-kasan.config
-cp %{SOURCE8} config-%{version}-x86_64-kmsan.config
 cp %{SOURCE10} config-%{version}-x86_64-kmemleak.config
 
 cd ..
@@ -662,7 +616,6 @@ sed -i "s@^EXTRAVERSION.*@EXTRAVERSION = -%{release}.%{_target_cpu}@" Makefile
 declare -a config_files=(
   "configs/config-%{version}-x86_64.config"
   "configs/config-%{version}-x86_64-kasan.config"
-  "configs/config-%{version}-x86_64-kmsan.config"
   "configs/config-%{version}-x86_64-kmemleak.config"
 )
 %endif 
@@ -701,13 +654,6 @@ cat rheldup3.pem rhelkpatch1.pem rhelimaca1.pem > certs/rhel.pem
 
 cd configs/
 
- %if %{with clang_lto}
-for i in *aarch64*.config *x86_64*.config; do
-	sed -i 's/# CONFIG_LTO_CLANG_THIN is not set/CONFIG_LTO_CLANG_THIN=y/' $i
-	sed -i 's/CONFIG_LTO_NONE=y/# CONFIG_LTO_NONE is not set/' $i
-done
-%endif
-
 for i in *.config; do
 	sed -i 's@CONFIG_SYSTEM_TRUSTED_KEYS="*"@CONFIG_SYSTEM_TRUSTED_KEYS="certs/rhel.pem"@' $i
 done
@@ -1110,11 +1056,6 @@ BuildKernel() {
         %{SOURCE20} $RPM_BUILD_ROOT lib/modules/$KernelVer %{SOURCE26} kasan
    fi
    
-   if [ "$Variant" = "kmsan" ]; then
-        # Identify modules in the kernel-rt-kvm package
-        %{SOURCE20} $RPM_BUILD_ROOT lib/modules/$KernelVer %{SOURCE26} kmsan
-   fi
-   
    if [ "$Variant" = "kmemleak" ]; then
         # Identify modules in the kernel-rt-kvm package
         %{SOURCE20} $RPM_BUILD_ROOT lib/modules/$KernelVer %{SOURCE26} kmemleak
@@ -1259,10 +1200,6 @@ cd linux-%{KVERREL}
 BuildKernel %make_target %kernel_image %{_use_vdso} kasan
 %endif
 
-%ifarch x86_64
-BuildKernel %make_target %kernel_image %{_use_vdso} kmsan
-%endif
-
 %ifarch x86_64
 BuildKernel %make_target %kernel_image %{_use_vdso} kmemleak
 %endif
@@ -1353,9 +1290,6 @@ if [ "%{signmodules}" -eq "1" ]; then \
 	if [ "%{_kasan}" -ne "0" ]; then \
         %{SOURCE21} linux-%{version}-%{release}.%{_build_arch}-kasan/certs/signing_key.pem.sign+kasan linux-%{version}-%{release}.%{_build_arch}-kasan/certs/signing_key.x509.sign+kasan $RPM_BUILD_ROOT/lib/modules/%{KVERREL}+kasan/ \
 	fi \
-	if [ "%{_kmsan}" -ne "0" ]; then \
-        %{SOURCE21} linux-%{version}-%{release}.%{_build_arch}-kmsan/certs/signing_key.pem.sign+kmsan linux-%{version}-%{release}.%{_build_arch}-kmsan/certs/signing_key.x509.sign+kmsan $RPM_BUILD_ROOT/lib/modules/%{KVERREL}+kmsan/ \
-	fi \
 	if [ "%{_kmemleak}" -ne "0" ]; then \
         %{SOURCE21} linux-%{version}-%{release}.%{_build_arch}-kmemleak/certs/signing_key.pem.sign+kmemleak linux-%{version}-%{release}.%{_build_arch}-kmemleak/certs/signing_key.x509.sign+kmemleak $RPM_BUILD_ROOT/lib/modules/%{KVERREL}+kmemleak/ \
 	fi \
@@ -1617,9 +1551,6 @@ fi\
 %kernel_lt_variant_preun kasan
 %kernel_lt_variant_post -v kasan
 
-%kernel_lt_variant_preun kmsan
-%kernel_lt_variant_post -v kmsan
-
 %kernel_lt_variant_preun kmemleak
 %kernel_lt_variant_post -v kmemleak
 
@@ -1784,13 +1715,13 @@ fi
 
 %ifarch x86_64
 %kernel_lt_variant_files %{_use_vdso} %{with_std} kasan
-%kernel_lt_variant_files %{_use_vdso} %{with_std} kmsan
 %kernel_lt_variant_files %{_use_vdso} %{with_std} kmemleak
 %endif
 
 %changelog
 * Mon Feb 10 2025 Eduard Basov <ebasov@msvsphere-os.ru> - 6.1.124-5.lvc13.inferit.fuzzing
 - Change macros
+- Disable build KMSAN
 
 * Mon Feb 10 2025 Eduard Basov <ebasov@msvsphere-os.ru> - 6.1.124-4.lvc13.inferit.fuzzing
 - Added build ALL Kernel with clang