Trying to build_packages for guado-labstation and the kernel is hitting issues...

chromeos-kernel-3_14-3.14-r1542: >>> Configuring source in /mnt/host/source/src/third_party/kernel/v3.14 ...
chromeos-kernel-3_14-3.14-r1542:  * Using kernel config: chromeos-intel-pineview
chromeos-kernel-3_14-3.14-r1542:  *    - disabling framebuffer console config
chromeos-kernel-3_14-3.14-r1542:  *    - enabling CDC MBIM driver config
chromeos-kernel-3_14-3.14-r1542:  *    - enabling 802.1Q VLAN config
chromeos-kernel-3_14-3.14-r1542:  *    - disabling VT console config
chromeos-kernel-3_14-3.14-r1542: ERROR: ld.so: object 'libsandbox.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
chromeos-kernel-3_14-3.14-r1542: make -j32 ARCH=x86_64 'LDFLAGS=-O1 -O2 --as-needed' CROSS_COMPILE=x86_64-cros-linux-gnu- O=/build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14 'LD=/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51/ld ' 'CC=x86_64-cros-linux-gnu-gcc -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' 'CXX=x86_64-cros-linux-gnu-g++ -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' oldnoconfig WIFIVERSION=-3.8
chromeos-kernel-3_14-3.14-r1542:   GEN     /build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14/Makefile
chromeos-kernel-3_14-3.14-r1542: scripts/kconfig/conf --olddefconfig Kconfig
chromeos-kernel-3_14-3.14-r1542: .config:3691:warning: override: reassigning to symbol FRAMEBUFFER_CONSOLE
chromeos-kernel-3_14-3.14-r1542: .config:3694:warning: override: reassigning to symbol USB_NET_CDC_MBIM
chromeos-kernel-3_14-3.14-r1542: .config:3697:warning: override: reassigning to symbol VLAN_8021Q
chromeos-kernel-3_14-3.14-r1542: .config:3700:warning: override: reassigning to symbol VT
chromeos-kernel-3_14-3.14-r1542: .config:3701:warning: override: reassigning to symbol VT_CONSOLE
chromeos-kernel-3_14-3.14-r1542: #
chromeos-kernel-3_14-3.14-r1542: # configuration written to .config
chromeos-kernel-3_14-3.14-r1542: #
chromeos-kernel-3_14-3.14-r1542: >>> Source configured.
chromeos-kernel-3_14-3.14-r1542: >>> Compiling source in /mnt/host/source/src/third_party/kernel/v3.14 ...
chromeos-kernel-3_14-3.14-r1542: ERROR: ld.so: object 'libsandbox.so' from LD_PRELOAD cannot be preloaded (cannot open shared object file): ignored.
chromeos-kernel-3_14-3.14-r1542: make -j32 ARCH=x86_64 'LDFLAGS=-O1 -O2 --as-needed' CROSS_COMPILE=x86_64-cros-linux-gnu- O=/build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14 'LD=/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51/ld ' 'CC=x86_64-cros-linux-gnu-gcc -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' 'CXX=x86_64-cros-linux-gnu-g++ -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' -k WIFIVERSION=-3.8
chromeos-kernel-3_14-3.14-r1542: make[2]: Nothing to be done for 'all'.
chromeos-kernel-3_14-3.14-r1542:   CHK     include/config/kernel.release
chromeos-kernel-3_14-3.14-r1542:   GEN     /build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14/Makefile
chromeos-kernel-3_14-3.14-r1542:   CHK     include/generated/uapi/linux/version.h
chromeos-kernel-3_14-3.14-r1542:   CHK     include/generated/utsrelease.h
chromeos-kernel-3_14-3.14-r1542: make[2]: Nothing to be done for 'relocs'.
chromeos-kernel-3_14-3.14-r1542:   Using /mnt/host/source/src/third_party/kernel/v3.14 as source for kernel
chromeos-kernel-3_14-3.14-r1542:   CALL    /mnt/host/source/src/third_party/kernel/v3.14/scripts/checksyscalls.sh
chromeos-kernel-3_14-3.14-r1542:   CHK     include/generated/compile.h
chromeos-kernel-3_14-3.14-r1542: make[4]: 'arch/x86/realmode/rm/realmode.bin' is up to date.
chromeos-kernel-3_14-3.14-r1542: sound/pci/hda/.patch_cirrus.o.cmd:1: *** missing separator.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'sound/pci/hda' failed
chromeos-kernel-3_14-3.14-r1542: make[3]: *** [sound/pci/hda] Error 2
chromeos-kernel-3_14-3.14-r1542: make[3]: Target '__build' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'sound/pci' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [sound/pci] Error 2
chromeos-kernel-3_14-3.14-r1542: net/netfilter/.core.o.cmd:5: *** unterminated call to function 'wildcard': missing ')'.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'net/netfilter' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [net/netfilter] Error 2
chromeos-kernel-3_14-3.14-r1542: net/ipv4/.ah4.o.cmd:5: *** unterminated call to function 'wildcard': missing ')'.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'net/ipv4' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [net/ipv4] Error 2
chromeos-kernel-3_14-3.14-r1542: net/ipv6/.ah6.o.cmd:1: *** missing separator.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'net/ipv6' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [net/ipv6] Error 2
chromeos-kernel-3_14-3.14-r1542: net/mac80211-3.8/.main.o.cmd:5: *** unterminated call to function 'wildcard': missing ')'.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'net/mac80211-3.8' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [net/mac80211-3.8] Error 2
chromeos-kernel-3_14-3.14-r1542: net/sched/.sch_generic.o.cmd:5: *** unterminated call to function 'wildcard': missing ')'.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'net/sched' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [net/sched] Error 2
chromeos-kernel-3_14-3.14-r1542: fs/fat/.fatent.o.cmd:1: *** missing separator.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'fs/fat' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [fs/fat] Error 2
chromeos-kernel-3_14-3.14-r1542: fs/isofs/.compress.o.cmd:5: *** unterminated call to function 'wildcard': missing ')'.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'fs/isofs' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [fs/isofs] Error 2
chromeos-kernel-3_14-3.14-r1542: make[2]: Target '__build' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/Makefile:865: recipe for target 'sound' failed
chromeos-kernel-3_14-3.14-r1542: make[1]: *** [sound] Error 2
chromeos-kernel-3_14-3.14-r1542:   CHK     kernel/config_data.h
chromeos-kernel-3_14-3.14-r1542: make[2]: Target '__build' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/Makefile:865: recipe for target 'net' failed
chromeos-kernel-3_14-3.14-r1542: make[1]: *** [net] Error 2
chromeos-kernel-3_14-3.14-r1542: make[2]: Target '__build' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/Makefile:865: recipe for target 'fs' failed
chromeos-kernel-3_14-3.14-r1542: make[1]: *** [fs] Error 2
chromeos-kernel-3_14-3.14-r1542: drivers/acpi/acpica/.exstorob.o.cmd:1: *** unterminated call to function 'wildcard': missing ')'.  Stop.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'drivers/acpi/acpica' failed
chromeos-kernel-3_14-3.14-r1542: make[3]: *** [drivers/acpi/acpica] Error 2
chromeos-kernel-3_14-3.14-r1542: make[3]: Target '__build' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/scripts/Makefile.build:455: recipe for target 'drivers/acpi' failed
chromeos-kernel-3_14-3.14-r1542: make[2]: *** [drivers/acpi] Error 2
chromeos-kernel-3_14-3.14-r1542: make[2]: Target '__build' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: /mnt/host/source/src/third_party/kernel/v3.14/Makefile:865: recipe for target 'drivers' failed
chromeos-kernel-3_14-3.14-r1542: make[1]: *** [drivers] Error 2
chromeos-kernel-3_14-3.14-r1542: make[1]: Target '_all' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542: Makefile:133: recipe for target 'sub-make' failed
chromeos-kernel-3_14-3.14-r1542: make: *** [sub-make] Error 2
chromeos-kernel-3_14-3.14-r1542: make: Target '_all' not remade because of errors.
chromeos-kernel-3_14-3.14-r1542:  * __helpers_die: WARNING: emake failed
chromeos-kernel-3_14-3.14-r1542:  * If this failure is due to build-dir corruption, run:chromeos-kernel-3_14-3.14-r1542:  *   sudo rm -rf '/build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14'
chromeos-kernel-3_14-3.14-r1542:  * ERROR: sys-kernel/chromeos-kernel-3_14-3.14-r1542::chromiumos failed (compile phase):chromeos-kernel-3_14-3.14-r1542:  *   command: emake ARCH=x86_64 LDFLAGS=-O1 -O2 --as-needed CROSS_COMPILE=x86_64-cros-linux-gnu- O=/build/guado_labstation/var/cache/
portage/sys-kernel/chromeos-kernel-3_14 LD=/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51/ld  CC=x86_64-cros-linux-gnu-gcc -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51 CXX=x86_64-cros-linux-gnu-g++ -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51 -k WIFIVERSION=-3.
8
chromeos-kernel-3_14-3.14-r1542:  *
chromeos-kernel-3_14-3.14-r1542:  * Call stack:
chromeos-kernel-3_14-3.14-r1542:  *     ebuild.sh, line   93:  Called src_compile
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 5020:  Called cros-kernel2_src_compile
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 1481:  Called kmake '-k'
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 3956:  Called cw_emake 'ARCH=x86_64' 'LDFLAGS=-O1 -O2 --as-needed' 'CROSS_COMPILE=x86_64-cros-linux-gnu-' 'O=/
build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14' 'LD=/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51/ld ' 'CC=x86_64-cros
-linux-gnu-gcc -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' 'CXX=x86_64-cros-linux-gnu-g++ -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/
binutils-bin/2.25.51' '-k' 'WIFIVERSION=-3.8'
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 2077:  Called die
chromeos-kernel-3_14-3.14-r1542:  * The specific snippet of code:
chromeos-kernel-3_14-3.14-r1542:  *           die "command: emake $*";
chromeos-kernel-3_14-3.14-r1542:  *
chromeos-kernel-3_14-3.14-r1542:  * If you need support, post the output of `emerge --info '=sys-kernel/chromeos-kernel-3_14-3.14-r1542::chromiumos'`,
chromeos-kernel-3_14-3.14-r1542:  * the complete build log and the output of `emerge -pqv '=sys-kernel/chromeos-kernel-3_14-3.14-r1542::chromiumos'`.
chromeos-kernel-3_14-3.14-r1542:  * The complete build log is located at '/build/guado_labstation/tmp/portage/logs/sys-kernel:chromeos-kernel-3_14-3.14-r1542:20160519
-001501.log'.
chromeos-kernel-3_14-3.14-r1542:  * For convenience, a symlink to the build log is located at '/build/guado_labstation/tmp/portage/sys-kernel/chromeos-kernel-3_14-3.1
4-r1542/temp/build.log'.
chromeos-kernel-3_14-3.14-r1542:  * The ebuild environment file is located at '/build/guado_labstation/tmp/portage/sys-kernel/chromeos-kernel-3_14-3.14-r1542/temp/environment'.
chromeos-kernel-3_14-3.14-r1542:  * Working directory: '/mnt/host/source/src/third_party/kernel/v3.14'
chromeos-kernel-3_14-3.14-r1542:  * S: '/mnt/host/source/src/third_party/kernel/v3.14'
chromeos-kernel-3_14-3.14-r1542: >>> Failed to emerge sys-kernel/chromeos-kernel-3_14-3.14-r1542 for /build/guado_labstation/, Log file:
chromeos-kernel-3_14-3.14-r1542: >>>  '/build/guado_labstation/tmp/portage/logs/sys-kernel:chromeos-kernel-3_14-3.14-r1542:20160519-001501.log'
chromeos-kernel-3_14-3.14-r1542:
chromeos-kernel-3_14-3.14-r1542:  * Messages for package sys-kernel/chromeos-kernel-3_14-3.14-r1542 merged to /build/guado_labstation/:
chromeos-kernel-3_14-3.14-r1542:
chromeos-kernel-3_14-3.14-r1542:  * Unable to find kernel sources at /build/guado_labstation/usr/src/linux
chromeos-kernel-3_14-3.14-r1542:  * Unable to calculate Linux Kernel version for build, attempting to use running version
chromeos-kernel-3_14-3.14-r1542:  * Using kernel config: chromeos-intel-pineview
chromeos-kernel-3_14-3.14-r1542:  *    - disabling framebuffer console config
chromeos-kernel-3_14-3.14-r1542:  *    - enabling CDC MBIM driver config
chromeos-kernel-3_14-3.14-r1542:  *    - enabling 802.1Q VLAN config
chromeos-kernel-3_14-3.14-r1542:  *    - disabling VT console config
chromeos-kernel-3_14-3.14-r1542:  * If this failure is due to build-dir corruption, run:
chromeos-kernel-3_14-3.14-r1542:  *   sudo rm -rf '/build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14'
chromeos-kernel-3_14-3.14-r1542:  * ERROR: sys-kernel/chromeos-kernel-3_14-3.14-r1542::chromiumos failed (compile phase):
chromeos-kernel-3_14-3.14-r1542:  *   command: emake ARCH=x86_64 LDFLAGS=-O1 -O2 --as-needed CROSS_COMPILE=x86_64-cros-linux-gnu- O=/build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14 LD=/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51/ld  CC=x86_64-cros-linux-gnu-gcc -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51 CXX=x86_64-cros-linux-gnu-g++ -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51 -k WIFIVERSION=-3.8
chromeos-kernel-3_14-3.14-r1542:  *
chromeos-kernel-3_14-3.14-r1542:  * Call stack:
chromeos-kernel-3_14-3.14-r1542:  *     ebuild.sh, line   93:  Called src_compile
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 5020:  Called cros-kernel2_src_compile
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 1481:  Called kmake '-k'
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 3956:  Called cw_emake 'ARCH=x86_64' 'LDFLAGS=-O1 -O2 --as-needed' 'CROSS_COMPILE=x86_64-cros-linux-gnu-' 'O=/build/guado_labstation/var/cache/portage/sys-kernel/chromeos-kernel-3_14' 'LD=/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51/ld ' 'CC=x86_64-cros-linux-gnu-gcc -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' 'CXX=x86_64-cros-linux-gnu-g++ -B/usr/x86_64-pc-linux-gnu/x86_64-cros-linux-gnu/binutils-bin/2.25.51' '-k' 'WIFIVERSION=-3.8'
chromeos-kernel-3_14-3.14-r1542:  *   environment, line 2077:  Called die
chromeos-kernel-3_14-3.14-r1542:  * The specific snippet of code:
chromeos-kernel-3_14-3.14-r1542:  *           die "command: emake $*";
chromeos-kernel-3_14-3.14-r1542:  *
chromeos-kernel-3_14-3.14-r1542:  * If you need support, post the output of `emerge --info '=sys-kernel/chromeos-kernel-3_14-3.14-r1542::chromiumos'`,
chromeos-kernel-3_14-3.14-r1542:  * the complete build log and the output of `emerge -pqv '=sys-kernel/chromeos-kernel-3_14-3.14-r1542::chromiumos'`.
chromeos-kernel-3_14-3.14-r1542:  * The complete build log is located at '/build/guado_labstation/tmp/portage/logs/sys-kernel:chromeos-kernel-3_14-3.14-r1542:20160519-001501.log'.
chromeos-kernel-3_14-3.14-r1542:  * For convenience, a symlink to the build log is located at '/build/guado_labstation/tmp/portage/sys-kernel/chromeos-kernel-3_14-3.14-r1542/temp/build.log'.
chromeos-kernel-3_14-3.14-r1542:  * The ebuild environment file is located at '/build/guado_labstation/tmp/portage/sys-kernel/chromeos-kernel-3_14-3.14-r1542/temp/environment'.
chromeos-kernel-3_14-3.14-r1542:  * Working directory: '/mnt/host/source/src/third_party/kernel/v3.14'
chromeos-kernel-3_14-3.14-r1542:  * S: '/mnt/host/source/src/third_party/kernel/v3.14'
=== Complete: job chromeos-kernel-3_14-3.14-r1542 (0m12.0s) ===
Failed sys-kernel/chromeos-kernel-3_14-3.14-r1542 (in 0m12.0s). Your build has failed.
Pending 6/145, [Time 17:15:13 | Elapsed 15m33.8s | Load 5.57 7.82 9.75]
Packages failed:
        sys-kernel/chromeos-kernel-3_14-3.14-r1542
ERROR   : Wed May 18 17:15:13 PDT 2016
ERROR   :  PGID  PPID   PID     ELAPSED     TIME %CPU COMMAND
ERROR   :     9     6     9    01:25:28 00:00:00  0.0 -bash
ERROR   : 31903     9 31903       18:19 00:00:00  0.0  \_ /bin/bash ./build_packages --board=guado_labstation
ERROR   : 31903 31903  7932       00:00 00:00:00  0.0      \_ /bin/bash ./build_packages --board=guado_labstation
ERROR   : 31903  7932  7933       00:00 00:00:00  0.0          \_ ps f -o pgid,ppid,pid,etime,cputime,%cpu,command
ERROR   : Arguments of 31903: ./build_packages '--board=guado_labstation'
ERROR   : Backtrace:  (most recent call is last)
ERROR   :  build_packages:265:main(), called: die_err_trap  
ERROR   : 
ERROR   : Command failed:
ERROR   :   Command '( set -o pipefail; sudo -E "${EMERGE_CMD[@]}" "${EMERGE_FLAGS[@]}" "${PACKAGES[@]}" | tee "${tmpfile}" )' exited with nonzero code: 1


The builders have had unrelated problems the last couple of days: https://chromegw.corp.google.com/i/chromeos/builders/guado_labstation-release so maybe its related but I doubt it...

Olof, any known issues with 3_14 and chromeos?