# git gc
# git rev-parse -q --verify 56c244382fdb793986097df8e29f9f9320bc2c60^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
# git rev-parse -q --verify 56c244382fdb793986097df8e29f9f9320bc2c60^{commit}
56c244382fdb793986097df8e29f9f9320bc2c60
# git checkout -q -f -B kisskb 56c244382fdb793986097df8e29f9f9320bc2c60
# git clean -qxdf
# < git log -1
# commit 56c244382fdb793986097df8e29f9f9320bc2c60
# Merge: 165d05d88c27 868ad33bfa3b
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Sep 12 11:37:41 2021 -0700
# 
#     Merge tag 'sched_urgent_for_v5.15_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull scheduler fixes from Borislav Petkov:
#     
#      - Make sure the idle timer expires in hardirq context, on PREEMPT_RT
#     
#      - Make sure the run-queue balance callback is invoked only on the
#        outgoing CPU
#     
#     * tag 'sched_urgent_for_v5.15_rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       sched: Prevent balance_push() on remote runqueues
#       sched/idle: Make the idle timer expire in hard interrupt context
# < /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 56c244382fdb793986097df8e29f9f9320bc2c60
# < make -s -j 120 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
# 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 120 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 120 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:7811:warning: override: reassigning to symbol STANDALONE
.config:7814:warning: override: reassigning to symbol GCC_PLUGINS
# make -s -j 120 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-  
arch/x86/crypto/sm4-aesni-avx-asm_64.o: warning: objtool: sm4_aesni_avx_crypt8()+0x8: sibling call from callable instruction with modified stack frame
/kisskb/src/drivers/gpu/drm/rockchip/cdn-dp-core.c:1126:12: warning: 'cdn_dp_resume' defined but not used [-Wunused-function]
 static int cdn_dp_resume(struct device *dev)
            ^~~~~~~~~~~~~
vmlinux.o: warning: objtool: do_machine_check()+0x6ec: call to queue_task_work() leaves .noinstr.text section
vmlinux.o: warning: objtool: enter_from_user_mode()+0x3d: call to on_thread_stack() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode()+0x46: call to on_thread_stack() leaves .noinstr.text section
vmlinux.o: warning: objtool: syscall_enter_from_user_mode_prepare()+0x3d: call to on_thread_stack() leaves .noinstr.text section
vmlinux.o: warning: objtool: irqentry_enter_from_user_mode()+0x3d: call to on_thread_stack() leaves .noinstr.text section
vmlinux.o: warning: objtool: elf_update: invalid section entry size
make[1]: *** [/kisskb/src/Makefile:1189: vmlinux] Error 255
make: *** [Makefile:219: __sub-make] Error 2
Command 'make -s -j 120 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: 0:07:28.738446