# git rev-parse -q --verify 687dec9b94599b19e218f89fd034d6449c3ff57c^{commit}
687dec9b94599b19e218f89fd034d6449c3ff57c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 687dec9b94599b19e218f89fd034d6449c3ff57c
# git clean -qxdf
# < git log -1
# commit 687dec9b94599b19e218f89fd034d6449c3ff57c
# Merge: 6674fdb25a9e ffafde478309
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Dec 11 12:25:32 2019 -0800
# 
#     Merge tag 'erofs-for-5.5-rc2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs
#     
#     Pull erofs fixes from Gao Xiang:
#      "Mainly address a regression reported by David recently observed
#       together with overlayfs due to the improper return value of
#       listxattr() without xattr. Update outdated expressions in document as
#       well.
#     
#       Summary:
#     
#        - Fix improper return value of listxattr() with no xattr
#     
#        - Keep up documentation with latest code"
#     
#     * tag 'erofs-for-5.5-rc2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
#       erofs: update documentation
#       erofs: zero out when listxattr is called with no xattr
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 687dec9b94599b19e218f89fd034d6449c3ff57c
# < make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  randconfig
KCONFIG_SEED=0x5999220A
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# yes \n | make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
/kisskb/src/mm/memory.c:88:2: warning: #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid. [-Wcpp]
 #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid.
  ^
/kisskb/src/mm/memory.c:88:2: warning: #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid. [-Wcpp]
 #warning Unfortunate NUMA and NUMA Balancing config, growing page-frame for last_cpupid.
  ^
Failed to generate BTF for vmlinux
Try to disable CONFIG_DEBUG_INFO_BTF
make[2]: *** [/kisskb/src/Makefile:1077: vmlinux] Error 1
make[1]: *** [/kisskb/src/Makefile:1052: autoksyms_recursive] Error 2
make: *** [Makefile:179: sub-make] Error 2
Command 'make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc5.4
# Build took: 0:08:42.080827