# git rev-parse -q --verify 8b68f1cda59dc238dc67989c8ac3fa95873f89ed^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/tip auto-latest
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 8b68f1cda59dc238dc67989c8ac3fa95873f89ed^{commit}
8b68f1cda59dc238dc67989c8ac3fa95873f89ed
# git checkout -q -f -B kisskb 8b68f1cda59dc238dc67989c8ac3fa95873f89ed
# git clean -qxdf
# < git log -1
# commit 8b68f1cda59dc238dc67989c8ac3fa95873f89ed
# Merge: e5c247994ed3 e3beca48a45b
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Thu Jul 16 14:10:15 2020 +0200
# 
#     Merge branch 'irq/urgent'
# < /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 8b68f1cda59dc238dc67989c8ac3fa95873f89ed
# < make -s -j 48 ARCH=x86 O=/kisskb/build/tip_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  allmodconfig
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# Added to kconfig CONFIG_SAMPLES=n
# < make -s -j 48 ARCH=x86 O=/kisskb/build/tip_x86-allmodconfig_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 48 ARCH=x86 O=/kisskb/build/tip_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  olddefconfig
# make -s -j 48 ARCH=x86 O=/kisskb/build/tip_x86-allmodconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
ERROR: modpost: "sched_setscheduler" [kernel/trace/ring_buffer_benchmark.ko] undefined!
make[2]: *** [/kisskb/src/scripts/Makefile.modpost:111: Module.symvers] Error 1
make[2]: *** Deleting file 'Module.symvers'
make[1]: *** [/kisskb/src/Makefile:1360: modules] Error 2
make: *** [Makefile:185: __sub-make] Error 2
Command 'make -s -j 48 ARCH=x86 O=/kisskb/build/tip_x86-allmodconfig_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/tip_x86-allmodconfig_x86_64-gcc8
# Build took: 0:22:14.768629