# git rev-parse -q --verify 7939f8beecf1cfb10d255be65bfbd3793fae82a1^{commit}
7939f8beecf1cfb10d255be65bfbd3793fae82a1
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7939f8beecf1cfb10d255be65bfbd3793fae82a1
# git clean -qxdf
# < git log -1
# commit 7939f8beecf1cfb10d255be65bfbd3793fae82a1
# Merge: e8746440bf68 8b05a3a7503c
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Jan 16 05:28:26 2019 +1200
# 
#     Merge tag 'trace-v5.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
#     
#     Pull tracing fix from Steven Rostedt:
#      "Andrea Righi fixed a NULL pointer dereference in trace_kprobe_create()
#     
#       It is possible to trigger a NULL pointer dereference by writing an
#       incorrectly formatted string to the krpobe_events file"
#     
#     * tag 'trace-v5.0-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
#       tracing/kprobes: Fix NULL pointer dereference in trace_kprobe_create()
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 7939f8beecf1cfb10d255be65bfbd3793fae82a1
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  44x/fsp2_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0x8d864c) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x900000)
Image Name:   Linux-5.0.0-rc2-g7939f8beecf1
Created:      Wed Jan 16 06:10:44 2019
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    4009632 Bytes = 3915.66 KiB = 3.82 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/linus_44x_fsp2_defconfig_powerpc-gcc5
# Build took: 0:01:07.590819