# git rev-parse -q --verify e53bc3ff99b413083bfef80d0fdbf7da3a09fc0c^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify e53bc3ff99b413083bfef80d0fdbf7da3a09fc0c^{commit}
e53bc3ff99b413083bfef80d0fdbf7da3a09fc0c
# git checkout -q -f -B kisskb e53bc3ff99b413083bfef80d0fdbf7da3a09fc0c
# git clean -qxdf
# < git log -1
# commit e53bc3ff99b413083bfef80d0fdbf7da3a09fc0c
# Merge: a92ad11fb209 bb2de0adca21
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Mon Aug 3 17:42:23 2020 -0700
# 
#     Merge tag 'ras-core-2020-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull x86 RAS updates from Ingo Molnar:
#      "Boris is on vacation and he asked us to send you the pending RAS bits:
#     
#        - Print the PPIN field on CPUs that fill them out
#     
#        - Fix an MCE injection bug
#     
#        - Simplify a kzalloc in dev_mcelog_init_device()"
#     
#     * tag 'ras-core-2020-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       x86/mce, EDAC/mce_amd: Print PPIN in machine check records
#       x86/mce/dev-mcelog: Use struct_size() helper in kzalloc()
#       x86/mce/inject: Fix a wrong assignment of i_mce.status
# < /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 e53bc3ff99b413083bfef80d0fdbf7da3a09fc0c
# < make -s -j 8 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=0xA5DF7C98
# 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 8 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 8 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:5139:warning: override: reassigning to symbol STANDALONE
# make -s -j 8 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-  
kernel/bpf/core.o: warning: objtool: ___bpf_prog_run()+0x24b3: call without frame pointer save/setup
BTF: .tmp_vmlinux.btf: pahole (pahole) is not available
Failed to generate BTF for vmlinux
Try to disable CONFIG_DEBUG_INFO_BTF
make[2]: *** [/kisskb/src/Makefile:1140: vmlinux] Error 1
make[1]: *** [/kisskb/src/Makefile:1119: autoksyms_recursive] Error 2
make: *** [Makefile:185: __sub-make] Error 2
Command 'make -s -j 8 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: 0:11:16.840461