# git rev-parse -q --verify b5aef86e089a2d85a6d627372287785d08938cbe^{commit}
b5aef86e089a2d85a6d627372287785d08938cbe
already have revision, skipping fetch
# git checkout -q -f -B kisskb b5aef86e089a2d85a6d627372287785d08938cbe
# git clean -qxdf
# < git log -1
# commit b5aef86e089a2d85a6d627372287785d08938cbe
# Merge: 15b215e5aa29 93fb7f19985a
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jan 5 18:35:02 2019 -0800
# 
#     Merge tag 'docs-5.0-fixes' of git://git.lwn.net/linux
#     
#     Pull documentation fixes from Jonathan Corbet:
#      "A handful of late-arriving documentation fixes"
#     
#     * tag 'docs-5.0-fixes' of git://git.lwn.net/linux:
#       doc: filesystems: fix bad references to nonexistent ext4.rst file
#       Documentation/admin-guide: update URL of LKML information link
#       Docs/kernel-api.rst: Remove blk-tag.c reference
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 b5aef86e089a2d85a6d627372287785d08938cbe
# < make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  randconfig
KCONFIG_SEED=0x9E33EF39
# 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
# yes \n | make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  
You are building kernel with non-retpoline compiler.
Please update your compiler.
make[1]: *** [arch/x86/Makefile:300: checkbin] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:152: sub-make] Error 2
Command 'make -s -j 80 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_x86_64-randconfig_um-x86_64
# Build took: 0:00:09.809357