# git rev-parse -q --verify fb649bda6f5642f173ee3429a965c769554f23d8^{commit}
fb649bda6f5642f173ee3429a965c769554f23d8
already have revision, skipping fetch
# git checkout -q -f -B kisskb fb649bda6f5642f173ee3429a965c769554f23d8
# git clean -qxdf
# < git log -1
# commit fb649bda6f5642f173ee3429a965c769554f23d8
# Merge: 0647b9cc7fea 89a2ee91edd9
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Apr 15 11:38:55 2022 -0700
# 
#     Merge tag 'block-5.18-2022-04-15' of git://git.kernel.dk/linux-block
#     
#     Pull block fixes from Jens Axboe:
#     
#      - Moving of lower_48_bits() to the block layer and a fix for the
#        unaligned_be48 added with that originally (Alexander, Keith)
#     
#      - Fix a bad WARN_ON() for trim size checking (Ming)
#     
#      - A polled IO timeout fix for null_blk (Ming)
#     
#      - Silence IO error printing for dead disks (Christoph)
#     
#      - Compat mode range fix (Khazhismel)
#     
#      - NVMe pull request via Christoph:
#          - Tone down the error logging added this merge window a bit
#            (Chaitanya Kulkarni)
#          - Quirk devices with non-unique unique identifiers (Christoph)
#     
#     * tag 'block-5.18-2022-04-15' of git://git.kernel.dk/linux-block:
#       block: don't print I/O error warning for dead disks
#       block/compat_ioctl: fix range check in BLKGETSIZE
#       nvme-pci: disable namespace identifiers for Qemu controllers
#       nvme-pci: disable namespace identifiers for the MAXIO MAP1002/1202
#       nvme: add a quirk to disable namespace identifiers
#       nvme: don't print verbose errors for internal passthrough requests
#       block: null_blk: end timed out poll request
#       block: fix offset/size check in bio_trim()
#       asm-generic: fix __get_unaligned_be48() on 32 bit platforms
#       block: move lower_48_bits() to block
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 fb649bda6f5642f173ee3429a965c769554f23d8
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  randconfig
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  help
# make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  olddefconfig
.config:6391:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
# make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  
In file included from /kisskb/src/include/linux/string.h:253,
                 from /kisskb/src/include/linux/bitmap.h:11,
                 from /kisskb/src/include/linux/cpumask.h:12,
                 from /kisskb/src/include/linux/smp.h:13,
                 from /kisskb/src/arch/arm64/include/asm/arch_timer.h:18,
                 from /kisskb/src/arch/arm64/include/asm/timex.h:8,
                 from /kisskb/src/include/linux/timex.h:65,
                 from /kisskb/src/include/linux/time32.h:13,
                 from /kisskb/src/include/linux/time.h:60,
                 from /kisskb/src/arch/arm64/include/asm/stat.h:12,
                 from /kisskb/src/include/linux/stat.h:6,
                 from /kisskb/src/include/linux/fcntl.h:5,
                 from /kisskb/src/net/ipv4/tcp_ipv4.c:52:
In function 'fortify_memcpy_chk',
    inlined from 'tcp_md5_do_add' at /kisskb/src/net/ipv4/tcp_ipv4.c:1210:2:
/kisskb/src/include/linux/fortify-string.h:328:4: error: call to '__write_overflow_field' declared with attribute warning: detected write beyond size of field (1st parameter); maybe use struct_group()? [-Werror]
    __write_overflow_field(p_size_field, size);
    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
make[3]: *** [/kisskb/src/scripts/Makefile.build:288: net/ipv4/tcp_ipv4.o] Error 1
make[3]: *** Waiting for unfinished jobs....
make[2]: *** [/kisskb/src/scripts/Makefile.build:550: net/ipv4] Error 2
make[2]: *** Waiting for unfinished jobs....
make[1]: *** [/kisskb/src/Makefile:1834: net] Error 2
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:219: __sub-make] Error 2
Command 'make -s -j 48 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8
# Build took: 0:05:19.221209