https://yoctobbq.lineo.co.jp/?q=node/201
こちらを参考にカスタムレイヤー配下にconf/machine/mine.confを追加しました。
~~~
require conf/machine/imx6dlsabresd.conf

KERNEL_DEVICETREE += "imx6dl-mine.dtb"
~~~
ここでbitbake core-image-minimalを実行すると以下のようなエラーとなります。
これはdtsファイルに不備があるということなのででしょうか？
（bitbake linux-imxでdtbファイルは生成され、動作も問題ないですが）

$ bitbake core-image-minimal
Loading cache: 100% |###############################################################################################################| Time: 0:00:00
Loaded 3441 entries from dependency cache.
NOTE: Resolving any missing task queue dependencies

Build Configuration:
BB_VERSION = "1.38.0"
BUILD_SYS = "x86_64-linux"
NATIVELSBSTRING = "ubuntu-18.04"
TARGET_SYS = "arm-poky-linux-gnueabi"
MACHINE = "mine"
DISTRO = "fsl-imx-fb"
DISTRO_VERSION = "4.14-sumo"
TUNE_FEATURES = "arm armv7a vfp neon callconvention-hard cortexa9"
TARGET_FPU = "hard"
meta
meta-poky
meta-oe
meta-multimedia
meta-webserver
meta-freescale
meta-freescale-3rdparty
meta-freescale-distro
meta-bsp
meta-sdk
meta-browser
meta-gnome
meta-networking
meta-python
meta-filesystems
meta-mine

Initialising tasks: 100% |##########################################################################################################| Time: 0:00:01
NOTE: Executing SetScene Tasks
NOTE: Executing RunQueue Tasks
ERROR: core-image-minimal-1.0-r0 do_image_sdcard: Function failed: do_image_sdcard (log file is located at /home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/temp/log.do_image_sdcard.24713)
ERROR: Logfile of failure stored in: /home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/temp/log.do_image_sdcard.24713
Log data follows:
| DEBUG: Executing python function set_image_size
| DEBUG: 15714.400000 = 12088 * 1.300000
| DEBUG: 15714.400000 = max(15714.400000, 8192)[15714.400000] + 1
| DEBUG: 15715.000000 = int(15714.400000)
| DEBUG: 16384 = aligned(15715)
| DEBUG: returning 16384
| DEBUG: Python function set_image_size finished
| DEBUG: Executing python function extend_recipe_sysroot
| NOTE: Direct dependencies are ['virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-extended/bc/bc_1.06.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-core/update-rc.d/update-rc.d_0.7.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-core/glibc/glibc_2.27.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/qemu/qemuwrapper-cross_1.0.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-extended/pbzip2/pbzip2_1.1.13.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/opkg-utils/opkg-utils_0.3.6.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/e2fsprogs/e2fsprogs_1.43.8.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-kernel/kmod/kmod-native_git.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/python/python_2.7.15.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/mtools/mtools_4.0.18.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-extended/pigz/pigz_2.4.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/makedevs/makedevs_1.0.1.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-core/glibc/ldconfig-native_2.12.1.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/gcc/gcc-cross_7.3.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/rpm/rpm_4.14.1.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/binutils/binutils-cross_2.30.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/opkg/opkg_0.3.6.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/pseudo/pseudo_git.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-extended/parted/parted_3.2.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-kernel/dtc/dtc_1.4.5.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/prelink/prelink_git.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/python/python-native_2.7.15.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-support/lzop/lzop_1.03.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/dnf/dnf_2.7.5.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/mklibs/mklibs-native_0.1.43.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/swig/swig_3.0.12.bb:do_populate_sysroot', '/home/hoge/yocto/sources/meta-fsl-bsp-release/imx/meta-bsp/recipes-kernel/linux/linux-imx_4.14.98.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/quilt/quilt-native_0.65.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-devtools/gcc/gcc-runtime_7.3.bb:do_populate_sysroot', '/home/hoge/yocto/sources/poky/meta/recipes-kernel/kmod/depmodwrapper-cross_1.0.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-connectivity/openssl/openssl_1.0.2p.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/createrepo-c/createrepo-c_git.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/dosfstools/dosfstools_4.1.bb:do_populate_sysroot', 'virtual:native:/home/hoge/yocto/sources/poky/meta/recipes-devtools/bison/bison_3.0.4.bb:do_populate_sysroot']
| NOTE: Installed into sysroot: ['bc-native', 'glibc', 'python', 'mtools-native', 'gcc-cross-arm', 'binutils-cross-arm', 'parted-native', 'python-native', 'lzop-native', 'linux-imx', 'gcc-runtime', 'dosfstools-native', 'linux-libc-headers', 'libgcc', 'db', 'gdbm', 'bzip2', 'zlib', 'openssl', 'libffi', 'libmpc-native', 'mpfr-native', 'gmp-native', 'opkg-utils', 'cryptodev-linux']
| NOTE: Skipping as already exists in sysroot: ['update-rc.d-native', 'qemuwrapper-cross', 'pbzip2-native', 'opkg-utils-native', 'e2fsprogs-native', 'kmod-native', 'pigz-native', 'makedevs-native', 'ldconfig-native', 'rpm-native', 'opkg-native', 'pseudo-native', 'dtc-native', 'prelink-native', 'dnf-native', 'mklibs-native', 'swig-native', 'quilt-native', 'depmodwrapper-cross', 'openssl-native', 'createrepo-c-native', 'bison-native', 'qemu-native', 'util-linux-native', 'pkgconfig-native', 'gnu-config-native', 'autoconf-native', 'gettext-minimal-native', 'attr-native', 'automake-native', 'libtool-native', 'texinfo-dummy-native', 'zlib-native', 'gtk-doc-native', 'python3-native', 'dbus-native', 'bzip2-native', 'db-native', 'popt-native', 'xz-native', 'nss-native', 'elfutils-native', 'file-native', 'libarchive-native', 'flex-native', 'libsolv-native', 'ncurses-native', 'readline-native', 'binutils-native', 'lzo-native', 'libdnf-native', 'python3-iniparse-native', 'libcomps-native', 'librepo-native', 'ninja-native', 'cmake-native', 'shadow-native', 'curl-native', 'libxml2-native', 'glib-2.0-native', 'sqlite3-native', 'expat-native', 'gdbm-native', 'libpcre-native', 'alsa-lib-native', 'pixman-native', 'libsdl-native', 'm4-native', 'autoconf-archive-native', 'nspr-native', 'gobject-introspection-native', 'libcheck-native', 'python3-six-native', 'gpgme-native', 're2c-native', 'libffi-native', 'libpng-native', 'util-macros-native', 'libxrandr-native', 'libxext-native', 'libxrender-native', 'libx11-native', 'python3-setuptools-native', 'libassuan-native', 'libgpg-error-native', 'randrproto-native', 'xextproto-native', 'xproto-native', 'renderproto-native', 'xtrans-native', 'inputproto-native', 'kbproto-native', 'libxcb-native', 'unzip-native', 'xcb-proto-native', 'libpthread-stubs-native', 'libxdmcp-native', 'libxau-native']
| DEBUG: sed -e 's:^[^/]*/:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/recipe-sysroot-native/:g' /home/hoge/imx-yocto-bsp/build-mine/tmp/sysroots-components/x86_64/gcc-cross-arm/fixmepath /home/hoge/imx-yocto-bsp/build-mine/tmp/sysroots-components/x86_64/python-native/fixmepath /home/hoge/imx-yocto-bsp/build-mine/tmp/sysroots-components/x86_64/gmp-native/fixmepath | xargs sed -i -e 's:FIXMESTAGINGDIRTARGET:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/recipe-sysroot:g; s:FIXMESTAGINGDIRHOST:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/recipe-sysroot-native:g' -e 's:FIXME_COMPONENTS_DIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/sysroots-components:g' -e 's:FIXME_HOSTTOOLS_DIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/hosttools:g' -e 's:FIXME_PKGDATA_DIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/pkgdata/mine:g' -e 's:FIXME_PSEUDO_LOCALSTATEDIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/pseudo/:g' -e 's:FIXME_LOGFIFO:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/temp/fifo.24713:g'
| DEBUG: sed -e 's:^[^/]*/:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/recipe-sysroot/:g' /home/hoge/imx-yocto-bsp/build-mine/tmp/sysroots-components/cortexa9hf-neon/python/fixmepath | xargs sed -i -e 's:FIXMESTAGINGDIRTARGET:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/recipe-sysroot:g; s:FIXMESTAGINGDIRHOST:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/recipe-sysroot-native:g' -e 's:FIXME_COMPONENTS_DIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/sysroots-components:g' -e 's:FIXME_HOSTTOOLS_DIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/hosttools:g' -e 's:FIXME_PKGDATA_DIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/pkgdata/mine:g' -e 's:FIXME_PSEUDO_LOCALSTATEDIR:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/pseudo/:g' -e 's:FIXME_LOGFIFO:/home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/temp/fifo.24713:g'
| DEBUG: Python function extend_recipe_sysroot finished
| DEBUG: Executing shell function do_image_sdcard
| 0+0 records in
| 0+0 records out
| 0 bytes copied, 0.000170255 s, 0.0 kB/s
| Model: (file)
| Disk /home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/deploy-core-image-minimal-image-complete/core-image-minimal-mine-20231212055506.rootfs.sdcard: 33.6MB
| Sector size (logical/physical): 512B/512B
| Partition Table: msdos
| Disk Flags:
|
| Number Start End Size Type File system Flags
| 1 4194kB 12.6MB 8389kB primary lba
| 2 12.6MB 29.4MB 16.8MB primary
|
| 1286+0 records in
| 1286+0 records out
| 658432 bytes (658 kB, 643 KiB) copied, 0.00239398 s, 275 MB/s
| mkfs.fat: warning - lowercase labels might not work properly with DOS or Windows
| mkfs.fat 4.1 (2017-01-24)
| Disk full
| WARNING: exit code 1 from a shell command.
| ERROR: Function failed: do_image_sdcard (log file is located at /home/hoge/imx-yocto-bsp/build-mine/tmp/work/mine-poky-linux-gnueabi/core-image-minimal/1.0-r0/temp/log.do_image_sdcard.24713)
ERROR: Task (/home/hoge/yocto/sources/poky/meta/recipes-core/images/core-image-minimal.bb:do_image_sdcard) failed with exit code '1'
NOTE: Tasks Summary: Attempted 2436 tasks of which 2225 didn't need to be rerun and 1 failed.

Summary: 1 task failed:
/home/hoge/yocto/sources/poky/meta/recipes-core/images/core-image-minimal.bb:do_image_sdcard
Summary: There were 8 WARNING messages shown.
Summary: There was 1 ERROR message shown, returning a non-zero exit code.