# git rev-parse -q --verify c7b70a641df26002e8f26e2b8122fcb6a1d815a1^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
error: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify c7b70a641df26002e8f26e2b8122fcb6a1d815a1^{commit}
c7b70a641df26002e8f26e2b8122fcb6a1d815a1
# git checkout -q -f -B kisskb c7b70a641df26002e8f26e2b8122fcb6a1d815a1
# git clean -qxdf
# < git log -1
# commit c7b70a641df26002e8f26e2b8122fcb6a1d815a1
# Merge: b2a205ff49b9 9ae24af36691
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Fri Oct 19 19:25:44 2018 +0200
# 
#     Merge tag 'usb-4.19-final' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
#     
#     I wrote:
#       "USB fixes for 4.19-final
#     
#        Here are a small number of last-minute USB driver fixes
#     
#        Included here are:
#          - spectre fix for usb storage gadgets
#          - xhci fixes
#          - cdc-acm fixes
#          - usbip fixes for reported problems
#     
#        All of these have been in linux-next with no reported issues."
#     
#     * tag 'usb-4.19-final' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
#       usb: gadget: storage: Fix Spectre v1 vulnerability
#       USB: fix the usbfs flag sanitization for control transfers
#       usb: xhci: pci: Enable Intel USB role mux on Apollo Lake platforms
#       usb: roles: intel_xhci: Fix Unbalanced pm_runtime_enable
#       cdc-acm: correct counting of UART states in serial state notification
#       cdc-acm: do not reset notification buffer index upon urb unlinking
#       cdc-acm: fix race between reset and control messaging
#       usb: usbip: Fix BUG: KASAN: slab-out-of-bounds in vhci_hub_control()
#       selftests: usbip: add wait after attach and before checking port status
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < git log --format=%s --max-count=1 c7b70a641df26002e8f26e2b8122fcb6a1d815a1
# < make -s -j 80 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  randconfig
KCONFIG_SEED=0x7122B060
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# yes \n | make -s -j 80 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 80 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
/kisskb/src/fs/ntfs/aops.c: In function 'ntfs_write_mst_block':
/kisskb/src/fs/ntfs/aops.c:1328:1: warning: the frame size of 2208 bytes is larger than 2048 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c: In function 'soc15_set_ip_blocks':
/kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:532:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp]
 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
   ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:551:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp]
 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
   ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:532:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp]
 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
   ^
/kisskb/src/drivers/gpu/drm/amd/amdgpu/soc15.c:551:3: warning: #warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." [-Wcpp]
 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
   ^
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:40: LSE atomics not supported by binutils
/kisskb/src/scripts/unifdef.c: In function 'Mpass':
/kisskb/src/scripts/unifdef.c:453:28: warning: 'strncpy' output truncated before terminating nul copying 4 bytes from a string of the same length [-Wstringop-truncation]
 static void Mpass (void) { strncpy(keyword, "if  ", 4); Pelif(); }
                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64
# Build took: 0:07:17.886646