# git rev-parse -q --verify 0f4498cef9f5cd18d7c6639a2a902ec1edc5be4e^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 0f4498cef9f5cd18d7c6639a2a902ec1edc5be4e^{commit}
0f4498cef9f5cd18d7c6639a2a902ec1edc5be4e
# git checkout -q -f -B kisskb 0f4498cef9f5cd18d7c6639a2a902ec1edc5be4e
# git clean -qxdf
# < git log -1
# commit 0f4498cef9f5cd18d7c6639a2a902ec1edc5be4e
# Merge: 7931c531fc52 4edbe1d7bcff
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Mar 26 12:21:05 2021 -0700
# 
#     Merge tag 'for-5.12/dm-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm
#     
#     Pull device mapper fixes from Mike Snitzer:
#     
#      - Fix DM verity target's optional argument processing.
#     
#      - Fix DM core's zoned model and zone sectors checks.
#     
#      - Fix spurious "detected capacity change" pr_info() when creating new
#        DM device.
#     
#      - Fix DM ioctl out of bounds array access in handling of
#        DM_LIST_DEVICES_CMD when no devices exist.
#     
#     * tag 'for-5.12/dm-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
#       dm ioctl: fix out of bounds array access when no devices
#       dm: don't report "detected capacity change" on device creation
#       dm table: Fix zoned model check and zone sectors check
#       dm verity: fix DM_VERITY_OPTS_MAX value
# < /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 0f4498cef9f5cd18d7c6639a2a902ec1edc5be4e
# < make -s -j 24 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=0x81BA4AE0
# 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
# Added to kconfig CONFIG_BPF_PRELOAD=n
# Added to kconfig 
# < make -s -j 24 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 24 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:6758:warning: override: reassigning to symbol STANDALONE
.config:6759:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
.config:6761:warning: override: reassigning to symbol GCC_PLUGINS
# make -s -j 24 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-  
/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info
/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld: mm/kfence/kfence_test.o: unable to initialize decompress status for section .debug_info
mm/built-in.a: member mm/kfence/kfence_test.o in archive is not an object
make[1]: *** [/kisskb/src/Makefile:1199: vmlinux] Error 1
make: *** [Makefile:215: __sub-make] Error 2
Command 'make -s -j 24 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: 0:04:28.113677