# git rev-parse -q --verify 15bc20c6af4ceee97a1f90b43c0e386643c071b4^{commit}
15bc20c6af4ceee97a1f90b43c0e386643c071b4
already have revision, skipping fetch
# git checkout -q -f -B kisskb 15bc20c6af4ceee97a1f90b43c0e386643c071b4
# git clean -qxdf
# < git log -1
# commit 15bc20c6af4ceee97a1f90b43c0e386643c071b4
# Merge: 27563ab6ef75 ea1fc02e12b6
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Aug 26 10:58:20 2020 -0700
# 
#     Merge tag 'tty-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
#     
#     Pull tty/serial fixes from Greg KH:
#      "Here are a few small TTY/Serial/vt fixes for 5.9-rc3
#     
#       Included in here are:
#        - qcom serial fixes
#        - vt ioctl and core bugfixes
#        - pl011 serial driver fixes
#        - 8250 serial driver fixes
#        - other misc serial driver fixes
#     
#       and for good measure:
#        - fbcon fix for syzbot found problem.
#     
#       All of these have been in linux-next for a while with no reported
#       issues"
#     
#     * tag 'tty-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
#       tty: serial: imx: add dependence and build for earlycon
#       serial: samsung: Removes the IRQ not found warning
#       serial: 8250: change lock order in serial8250_do_startup()
#       serial: stm32: avoid kernel warning on absence of optional IRQ
#       serial: pl011: Fix oops on -EPROBE_DEFER
#       serial: pl011: Don't leak amba_ports entry on driver register error
#       serial: 8250_exar: Fix number of ports for Commtech PCIe cards
#       tty: serial: qcom_geni_serial: Drop __init from qcom_geni_console_setup
#       serial: qcom_geni_serial: Fix recent kdb hang
#       vt_ioctl: change VT_RESIZEX ioctl to check for error return from vc_resize()
#       fbcon: prevent user font height or width change from causing potential out-of-bounds access
#       vt: defer kfree() of vc_screenbuf in vc_do_resize()
# < /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 15bc20c6af4ceee97a1f90b43c0e386643c071b4
# < 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=0xF7B8A704
# 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
# < 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:6094:warning: override: reassigning to symbol STANDALONE
.config:6095:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
# 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-  
In file included from /kisskb/src/kernel/rcu/update.c:591:
/kisskb/src/kernel/rcu/tasks.h:593:13: warning: 'show_rcu_tasks_classic_gp_kthread' defined but not used [-Wunused-function]
 static void show_rcu_tasks_classic_gp_kthread(void) { }
             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/bin/sh: 1: zstd: not found
cat: write error: Broken pipe
make[3]: *** [/kisskb/src/arch/x86/boot/compressed/Makefile:150: arch/x86/boot/compressed/vmlinux.bin.zst] Error 127
make[3]: *** Deleting file 'arch/x86/boot/compressed/vmlinux.bin.zst'
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/arch/x86/boot/Makefile:115: arch/x86/boot/compressed/vmlinux] Error 2
make[1]: *** [arch/x86/Makefile:265: bzImage] Error 2
make: *** [Makefile:185: __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: 0:04:44.674931