# git rev-parse -q --verify c63c50fc2ec9afc4de21ef9ead2eac64b178cce1^{commit}
c63c50fc2ec9afc4de21ef9ead2eac64b178cce1
already have revision, skipping fetch
# git checkout -q -f -B kisskb c63c50fc2ec9afc4de21ef9ead2eac64b178cce1
# git clean -qxdf
# < git log -1
# commit c63c50fc2ec9afc4de21ef9ead2eac64b178cce1
# Merge: 5ad0ec0b8652 1d0c32ec3b86
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Mar 21 08:51:45 2020 -0700
# 
#     Merge tag 'powerpc-5.6-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux
#     
#     Pull powerpc fixes from Michael Ellerman:
#      "Two fixes for bugs introduced this cycle:
#     
#        - fix a crash when shutting down a KVM PR guest (our original style
#          of KVM which doesn't use hypervisor mode)
#     
#        - fix for the recently added 32-bit KASAN_VMALLOC support
#     
#       Thanks to: Christophe Leroy, Greg Kurz, Sean Christopherson"
#     
#     * tag 'powerpc-5.6-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
#       KVM: PPC: Fix kernel crash with PR KVM
#       powerpc/kasan: Fix shadow memory protection with CONFIG_KASAN_VMALLOC
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 c63c50fc2ec9afc4de21ef9ead2eac64b178cce1
# < make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  randconfig
KCONFIG_SEED=0xEE4DE242
# Added to kconfig CONFIG_STANDALONE=y
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n
# Added to kconfig CONFIG_GCC_PLUGINS=n
# Added to kconfig CONFIG_GCC_PLUGIN_CYC_COMPLEXITY=n
# Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n
# Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n
# < make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  help
# make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  olddefconfig
.config:4223:warning: override: reassigning to symbol STANDALONE
# make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
/kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c: In function 'amdgpu_bo_support_uswc':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c:493:2: warning: #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance thanks to write-combining [-Wcpp]
 #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance \
  ^~~~~~~
/kisskb/src/drivers/gpu/drm/radeon/radeon_object.c: In function 'radeon_bo_create':
/kisskb/src/drivers/gpu/drm/radeon/radeon_object.c:243:2: warning: #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance thanks to write-combining [-Wcpp]
 #warning Please enable CONFIG_MTRR and CONFIG_X86_PAT for better performance \
  ^~~~~~~
BTF: .tmp_vmlinux.btf: pahole (pahole) is not available
Failed to generate BTF for vmlinux
Try to disable CONFIG_DEBUG_INFO_BTF
make[1]: *** [/kisskb/src/Makefile:1078: vmlinux] Error 1
make: *** [Makefile:180: sub-make] Error 2
Command 'make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_x86_64-randconfig_x86_64-gcc8
# Build took: 0:03:22.295060