error

HABUILD_SDK [pico] mister@linux-f2ft:~/mer/android/droid2$ make -j1 hybris-hal
============================================
PLATFORM_VERSION_CODENAME=REL
PLATFORM_VERSION=4.4.4
CM_VERSION=11-20170226-UNOFFICIAL-pico
TARGET_PRODUCT=cm_pico
TARGET_BUILD_VARIANT=userdebug
TARGET_BUILD_TYPE=release
TARGET_BUILD_APPS=
TARGET_ARCH=arm
TARGET_ARCH_VARIANT=armv7-a-neon
TARGET_CPU_VARIANT=cortex-a9
HOST_ARCH=x86
HOST_OS=linux
HOST_OS_EXTRA=Linux-4.9.11-1-default-x86_64-with-Ubuntu-14.04-trusty
HOST_BUILD_TYPE=release
BUILD_ID=KTU84Q
OUT_DIR=/home/foidbgen/mer/android/droid2/out
============================================
awk: cannot open sdk/files/tools_source.properties (No such file or directory)
hybris/hybris-boot/Android.mk:67: ********************* /boot appears to live on /dev/null
hybris/hybris-boot/Android.mk:68: ********************* /data appears to live on /dev/block/mmcblk0p2
build/core/Makefile:44: warning: overriding commands for target `/home/foidbgen/mer/android/droid2/out/target/product/pico/system/etc/wifi/wpa_supplicant.conf'
build/core/base_rules.mk:529: warning: ignoring old commands for target `/home/foidbgen/mer/android/droid2/out/target/product/pico/system/etc/wifi/wpa_supplicant.conf'
build/core/Makefile:44: warning: overriding commands for target `/home/foidbgen/mer/android/droid2/out/target/product/pico/system/etc/dhcpcd/dhcpcd.conf'
build/core/base_rules.mk:529: warning: ignoring old commands for target `/home/foidbgen/mer/android/droid2/out/target/product/pico/system/etc/dhcpcd/dhcpcd.conf'
build/core/Makefile:44: warning: overriding commands for target `/home/foidbgen/mer/android/droid2/out/target/product/pico/system/etc/audio_policy.conf'
build/core/base_rules.mk:529: warning: ignoring old commands for target `/home/foidbgen/mer/android/droid2/out/target/product/pico/system/etc/audio_policy.conf'
PRODUCT_COPY_FILES device/htc/pico/prebuilt/usr/keylayout/AVRCP.kl:system/usr/keylayout/AVRCP.kl ignored.
PRODUCT_COPY_FILES device/htc/pico/prebuilt/usr/keylayout/qwerty.kl:system/usr/keylayout/qwerty.kl ignored.
No private recovery resources for TARGET_DEVICE pico
make  -C kernel/htc/pico O=/home/foidbgen/mer/android/droid2/out/target/product/pico/obj/KERNEL_OBJ ARCH=arm CROSS_COMPILE="/home/foidbgen/mer/android/droid2/prebuilts/misc/linux-x86/ccache/ccache /home/foidbgen/mer/android/droid2/prebuilts/gcc/linux-x86/arm/arm-eabi-4.7/bin/arm-eabi-" VARIANT_DEFCONFIG= SELINUX_DEFCONFIG= pico_defconfig
make[1]: Entering directory `/home/foidbgen/mer/android/droid2/kernel/htc/pico'
  GEN     /home/foidbgen/mer/android/droid2/out/target/product/pico/obj/KERNEL_OBJ/Makefile
warning: (MTD_MSM_NAND && MTD_DOC2000 && MTD_DOC2001 && MTD_DOC2001PLUS) selects MTD_NAND_IDS which has unmet direct dependencies (MTD && MTD_NAND)
warning: (MTD_MSM_NAND && MTD_DOC2000 && MTD_DOC2001 && MTD_DOC2001PLUS) selects MTD_NAND_IDS which has unmet direct dependencies (MTD && MTD_NAND)
#
# configuration written to .config
#
make[1]: Leaving directory `/home/foidbgen/mer/android/droid2/kernel/htc/pico'
make  -C kernel/htc/pico O=/home/foidbgen/mer/android/droid2/out/target/product/pico/obj/KERNEL_OBJ ARCH=arm CROSS_COMPILE="/home/foidbgen/mer/android/droid2/prebuilts/misc/linux-x86/ccache/ccache /home/foidbgen/mer/android/droid2/prebuilts/gcc/linux-x86/arm/arm-eabi-4.7/bin/arm-eabi-" headers_install
make[1]: Entering directory `/home/foidbgen/mer/android/droid2/kernel/htc/pico'
  CHK     include/linux/version.h
make[1]: Leaving directory `/home/foidbgen/mer/android/droid2/kernel/htc/pico'
make  -C kernel/htc/pico O=/home/foidbgen/mer/android/droid2/out/target/product/pico/obj/KERNEL_OBJ ARCH=arm CROSS_COMPILE="/home/foidbgen/mer/android/droid2/prebuilts/misc/linux-x86/ccache/ccache /home/foidbgen/mer/android/droid2/prebuilts/gcc/linux-x86/arm/arm-eabi-4.7/bin/arm-eabi-" zImage
make[1]: Entering directory `/home/foidbgen/mer/android/droid2/kernel/htc/pico'
  GEN     /home/foidbgen/mer/android/droid2/out/target/product/pico/obj/KERNEL_OBJ/Makefile
scripts/kconfig/conf --silentoldconfig Kconfig
warning: (MTD_MSM_NAND && MTD_DOC2000 && MTD_DOC2001 && MTD_DOC2001PLUS) selects MTD_NAND_IDS which has unmet direct dependencies (MTD && MTD_NAND)
warning: (MTD_MSM_NAND && MTD_DOC2000 && MTD_DOC2001 && MTD_DOC2001PLUS) selects MTD_NAND_IDS which has unmet direct dependencies (MTD && MTD_NAND)
  Using /home/foidbgen/mer/android/droid2/kernel/htc/pico as source for kernel
  GEN     /home/foidbgen/mer/android/droid2/out/target/product/pico/obj/KERNEL_OBJ/Makefile
  CHK     include/linux/version.h
  CHK     include/generated/utsrelease.h
make[3]: `include/generated/mach-types.h' is up to date.
  CALL    /home/foidbgen/mer/android/droid2/kernel/htc/pico/scripts/checksyscalls.sh
  CHK     include/generated/compile.h
  GZIP    kernel/config_data.gz
  CHK     kernel/config_data.h
  CC      drivers/tty/vt/vt.o
../../../../../../kernel/htc/pico/drivers/tty/vt/vt.c:3669:79: error: redefinition of '__kstrtab_unregister_con_driver'
../../../../../../kernel/htc/pico/drivers/tty/vt/vt.c:3636:79: note: previous definition of '__kstrtab_unregister_con_driver' was here
../../../../../../kernel/htc/pico/drivers/tty/vt/vt.c:3669:235: error: redefinition of '__ksymtab_unregister_con_driver'
../../../../../../kernel/htc/pico/drivers/tty/vt/vt.c:3636:235: note: previous definition of '__ksymtab_unregister_con_driver' was here
make[5]: *** [drivers/tty/vt/vt.o] Error 1
make[4]: *** [drivers/tty/vt] Error 2
make[3]: *** [drivers/tty] Error 2
make[2]: *** [drivers] Error 2
make[1]: *** [sub-make] Error 2
make[1]: Leaving directory `/home/foidbgen/mer/android/droid2/kernel/htc/pico'
make: *** [TARGET_KERNEL_BINARIES] Error 2
HABUILD_SDK [pico] mister@linux-f2ft:~/mer/android/droid2$