# < git-fetch -f URL powerpc:tmp/powerpc
# < git-rev-parse tmp/powerpc
Upstream revision is 99e139126ab2e84be67969650f92eb37c12ab5cd
Head not built, building
# < git-reset --mixed
# git-branch -D powerpc
Deleted branch powerpc.
# git-checkout -f -b powerpc tmp/powerpc
Switched to a new branch "powerpc"
# < git-ls-files --others --modified
# git-ls-files --others --modified
# cp pseries_defconfig /home/michael/work/src/kisskbtest/kisskb3/backend/build/powerpc-pseries_defconfig/.config
# yes '' | make ARCH=powerpc O=/home/michael/work/src/kisskbtest/kisskb3/backend/build/powerpc-pseries_defconfig oldconfig > /dev/null
drivers/net/Kconfig:1743:warning: 'select' used by config symbol 'CPMAC' refers to undefined symbol 'FIXED_MII_100_FDX'
drivers/spi/Kconfig:156:warning: 'select' used by config symbol 'SPI_PXA2XX' refers to undefined symbol 'PXA_SSP'
.config:160:warning: trying to assign nonexistent symbol PPC_MPC5200
.config:207:warning: trying to assign nonexistent symbol PREEMPT_BKL
.config:332:warning: trying to assign nonexistent symbol NF_CONNTRACK_ENABLED
.config:389:warning: trying to assign nonexistent symbol IP_NF_MATCH_IPRANGE
.config:390:warning: trying to assign nonexistent symbol IP_NF_MATCH_TOS
.config:395:warning: trying to assign nonexistent symbol IP_NF_MATCH_OWNER
.config:406:warning: trying to assign nonexistent symbol IP_NF_TARGET_SAME
.config:530:warning: trying to assign nonexistent symbol IDEPCI_SHARE_IRQ
.config:850:warning: trying to assign nonexistent symbol SHAPER
.config:954:warning: trying to assign nonexistent symbol TIPAR
.config:1012:warning: trying to assign nonexistent symbol SENSORS_DS1337
.config:1013:warning: trying to assign nonexistent symbol SENSORS_DS1374
# make ARCH=powerpc O=/home/michael/work/src/kisskbtest/kisskb3/backend/build/powerpc-pseries_defconfig 
  GEN     /scratch/michael/kisskb-build/build/powerpc-pseries_defconfig/Makefile
scripts/kconfig/conf -s arch/powerpc/Kconfig
drivers/net/Kconfig:1743:warning: 'select' used by config symbol 'CPMAC' refers to undefined symbol 'FIXED_MII_100_FDX'
drivers/spi/Kconfig:156:warning: 'select' used by config symbol 'SPI_PXA2XX' refers to undefined symbol 'PXA_SSP'
  CC      scripts/mod/empty.o
  UPD     include/linux/utsrelease.h
  HOSTCC  scripts/genksyms/lex.o
  HOSTCC  scripts/genksyms/parse.o
  HOSTLD  scripts/genksyms/genksyms
  MKELF   scripts/mod/elfconfig.h
  HOSTCC  scripts/mod/file2alias.o
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/sumversion.o
  HOSTLD  scripts/mod/modpost
  CC      arch/powerpc/kernel/asm-offsets.s
  GEN     include/asm-powerpc/asm-offsets.h
  CALL    /scratch/michael/kisskb-build/src/scripts/checksyscalls.sh
  CHK     include/linux/compile.h
  CC      init/main.o
  CC      init/do_mounts.o
  CC      init/do_mounts_rd.o
  CC      init/do_mounts_initrd.o
  CC      init/do_mounts_md.o
  CC      init/initramfs.o
  CC      init/calibrate.o
  HOSTCC  usr/gen_init_cpio
  UPD     include/linux/compile.h
  CC      init/version.o
  CC      arch/powerpc/mm/fault.o
  CC      arch/powerpc/mm/mem.o
  CC      arch/powerpc/mm/lmb.o
  CC      arch/powerpc/mm/init_64.o
  CC      arch/powerpc/mm/pgtable_64.o
  CC      arch/powerpc/mm/mmu_context_64.o
  CC      arch/powerpc/mm/hash_utils_64.o
  AS      arch/powerpc/lib/copypage_64.o
  CC      arch/powerpc/mm/slb.o
  AS      arch/powerpc/lib/copyuser_64.o
  AS      arch/powerpc/lib/memcpy_64.o
  CC      arch/powerpc/lib/usercopy_64.o
  AS      arch/powerpc/lib/mem_64.o
  CC      arch/powerpc/lib/sstep.o
  CC      arch/powerpc/mm/stab.o
  CC      arch/powerpc/lib/locks.o
  CC      arch/powerpc/mm/mmap.o
  CC      arch/powerpc/mm/hash_native_64.o
  AS      arch/powerpc/mm/hash_low_64.o
  CC      arch/powerpc/mm/tlb_64.o
  CC      arch/powerpc/mm/numa.o
  CC      arch/powerpc/mm/slice.o
  CC      arch/powerpc/mm/hugetlbpage.o
  CC      arch/powerpc/sysdev/mpic_msi.o
  CC      arch/powerpc/sysdev/mpic_u3msi.o
  CC      arch/powerpc/sysdev/mpic_pasemi_msi.o
  CC      arch/powerpc/sysdev/mpic.o
  CC      arch/powerpc/sysdev/i8259.o
/scratch/michael/kisskb-build/src/init/main.c:376: error: static declaration of 'setup_per_cpu_areas' follows non-static declaration
include2/asm/percpu.h:33: error: previous declaration of 'setup_per_cpu_areas' was here
make[2]: *** [init/main.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      arch/powerpc/platforms/pseries/lpar.o
  AS      arch/powerpc/platforms/pseries/hvCall.o
  GEN     usr/initramfs_data.cpio.gz
  CC      arch/powerpc/platforms/pseries/nvram.o
  CC      arch/powerpc/platforms/pseries/reconfig.o
  CC      arch/powerpc/platforms/pseries/setup.o
  CC      arch/powerpc/platforms/pseries/iommu.o
  CC      arch/powerpc/platforms/pseries/ras.o
  CC      arch/powerpc/platforms/pseries/rtasd.o
  CC      arch/powerpc/platforms/pseries/firmware.o
  CC      arch/powerpc/platforms/pseries/power.o
  CC      arch/powerpc/platforms/pseries/smp.o
  CC      arch/powerpc/platforms/pseries/xics.o
  CC      arch/powerpc/platforms/pseries/eeh.o
  CC      arch/powerpc/platforms/pseries/eeh_cache.o
  AS      usr/initramfs_data.o
  CC      arch/powerpc/platforms/pseries/eeh_driver.o
  CC      arch/powerpc/platforms/pseries/eeh_event.o
  CC      arch/powerpc/platforms/pseries/eeh_sysfs.o
  CC      arch/powerpc/platforms/pseries/kexec.o
  CC      arch/powerpc/platforms/pseries/pci.o
  CC      arch/powerpc/platforms/pseries/pci_dlpar.o
  CC      arch/powerpc/platforms/pseries/msi.o
  CC      arch/powerpc/platforms/pseries/hotplug-cpu.o
  CC      arch/powerpc/platforms/pseries/hvconsole.o
  CC      arch/powerpc/platforms/pseries/hvCall_inst.o
  CC [M]  arch/powerpc/platforms/pseries/scanlog.o
  CC [M]  arch/powerpc/platforms/pseries/hvcserver.o
  CC      arch/powerpc/xmon/xmon.o
  AS      arch/powerpc/xmon/setjmp.o
  CC      arch/powerpc/xmon/start.o
  CC      arch/powerpc/xmon/nonstdio.o
  CC      arch/powerpc/xmon/ppc-dis.o
  CC      arch/powerpc/xmon/ppc-opc.o
  LD      usr/built-in.o
make[1]: *** [init] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      arch/powerpc/kernel/semaphore.o
  CC      arch/powerpc/kernel/cputable.o
  CC      arch/powerpc/kernel/ptrace.o
  CC      arch/powerpc/kernel/syscalls.o
  CC      arch/powerpc/kernel/irq.o
  CC      arch/powerpc/kernel/align.o
  CC      arch/powerpc/kernel/signal_32.o
  CC      arch/powerpc/kernel/pmc.o
  CC      arch/powerpc/kernel/vdso.o
  CC      arch/powerpc/kernel/init_task.o
  CC      arch/powerpc/kernel/process.o
  CPP     arch/powerpc/kernel/systbl_chk.i
  CC      arch/powerpc/kernel/idle.o
  CC      arch/powerpc/kernel/signal.o
  LD      arch/powerpc/lib/built-in.o
  CC      arch/powerpc/kernel/setup_64.o
  CC      arch/powerpc/kernel/binfmt_elf32.o
  CC      arch/powerpc/kernel/sys_ppc32.o
  CC      arch/powerpc/kernel/signal_64.o
  CC      arch/powerpc/kernel/paca.o
  AS      arch/powerpc/kernel/cpu_setup_ppc970.o
  AS      arch/powerpc/kernel/cpu_setup_pa6t.o
  CC      arch/powerpc/kernel/ptrace32.o
  CC      arch/powerpc/kernel/firmware.o
  CC      arch/powerpc/kernel/sysfs.o
  CC      arch/powerpc/kernel/nvram_64.o
  CC      arch/powerpc/kernel/vecemu.o
  AS      arch/powerpc/kernel/vector.o
  CC      arch/powerpc/kernel/of_device.o
  CC      arch/powerpc/kernel/of_platform.o
  CC      arch/powerpc/kernel/prom_parse.o
  CC      arch/powerpc/kernel/proc_ppc64.o
  CC      arch/powerpc/kernel/rtas.o
  CC      arch/powerpc/kernel/rtas-rtc.o
  CC      arch/powerpc/kernel/rtas_pci.o
  CC      arch/powerpc/kernel/rtas-proc.o
  CC      arch/powerpc/kernel/lparcfg.o
  CC      arch/powerpc/kernel/vio.o
  CC      arch/powerpc/kernel/ibmebus.o
  CC      arch/powerpc/kernel/module_64.o
  CC      arch/powerpc/kernel/time.o
  CC      arch/powerpc/kernel/prom.o
  CC      arch/powerpc/kernel/traps.o
  CC      arch/powerpc/kernel/setup-common.o
  CC      arch/powerpc/kernel/udbg.o
  AS      arch/powerpc/kernel/misc.o
  LDS     arch/powerpc/kernel/vdso32/vdso32.lds
  CC      arch/powerpc/kernel/io.o
  AS      arch/powerpc/kernel/misc_64.o
  LDS     arch/powerpc/kernel/vdso64/vdso64.lds
  VDSO64A arch/powerpc/kernel/vdso64/sigtramp.o
  VDSO64A arch/powerpc/kernel/vdso64/gettimeofday.o
  CC      arch/powerpc/kernel/dma_64.o
  VDSO64A arch/powerpc/kernel/vdso64/datapage.o
  VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o
  VDSO64A arch/powerpc/kernel/vdso64/cacheflush.o
  CC      arch/powerpc/kernel/prom_init.o
  CC      arch/powerpc/kernel/ppc_ksyms.o
  CC      arch/powerpc/kernel/smp.o
  CC      arch/powerpc/kernel/kprobes.o
  VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o
  CC      arch/powerpc/kernel/iommu.o
  CC      arch/powerpc/kernel/legacy_serial.o
  VDSO32A arch/powerpc/kernel/vdso32/datapage.o
  CC      arch/powerpc/kernel/udbg_16550.o
  CC      arch/powerpc/kernel/pci_64.o
  VDSO64A arch/powerpc/kernel/vdso64/note.o
  CC      arch/powerpc/kernel/pci_dn.o
  CC      arch/powerpc/kernel/isa-bridge.o
  CC      arch/powerpc/kernel/pci-common.o
  VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o
  CC      arch/powerpc/kernel/msi.o
  VDSO32A arch/powerpc/kernel/vdso32/note.o
  LD      arch/powerpc/sysdev/built-in.o
  CC      arch/powerpc/kernel/machine_kexec.o
  CC      arch/powerpc/kernel/crash.o
  CC      arch/powerpc/kernel/machine_kexec_64.o
  CC      arch/powerpc/kernel/audit.o
  CC      arch/powerpc/kernel/iomap.o
  CC      arch/powerpc/kernel/compat_audit.o
  AS      arch/powerpc/kernel/head_64.o
  LDS     arch/powerpc/kernel/vmlinux.lds
  AS      arch/powerpc/kernel/fpu.o
  AS      arch/powerpc/kernel/entry_64.o
  CC [M]  arch/powerpc/kernel/rtas_flash.o
  CALL    /scratch/michael/kisskb-build/src/arch/powerpc/kernel/systbl_chk.sh
  AS      arch/powerpc/kernel/systbl.o
  VDSO64L arch/powerpc/kernel/vdso64/vdso64.so.dbg
  LD      arch/powerpc/platforms/pseries/built-in.o
  VDSO32L arch/powerpc/kernel/vdso32/vdso32.so.dbg
  OBJCOPY arch/powerpc/kernel/vdso64/vdso64.so
  LD      arch/powerpc/mm/built-in.o
  LD      arch/powerpc/platforms/built-in.o
  AS      arch/powerpc/kernel/vdso64/vdso64_wrapper.o
  OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so
  AS      arch/powerpc/kernel/vdso32/vdso32_wrapper.o
  LD      arch/powerpc/kernel/vdso32/built-in.o
  LD      arch/powerpc/kernel/vdso64/built-in.o
  LD      arch/powerpc/xmon/built-in.o
  LD      arch/powerpc/kernel/built-in.o
make[1]: *** wait: No child processes.  Stop.
make: *** [sub-make] Error 2
make failed, trying to bisect ..
## bisect start
Last known good revision 55852bed57a97b08ab56028f1054d48d45de3aec
# < git-ls-files --others --modified
# git-ls-files --others --modified
# git-bisect reset powerpc
Already on branch "powerpc"
# git-bisect start
# git-bisect bad
# git-bisect good 55852bed57a97b08ab56028f1054d48d45de3aec
Bisecting: 2680 revisions left to test after this
fatal: Entry '.gitignore' would be overwritten by merge. Cannot merge.
Traceback (most recent call last):
  File "./backend.py", line 237, in _do_build
    self.bisect()
  File "./backend.py", line 277, in bisect
    call('git-bisect good %s' % good_rev, self.log)
  File "./backend.py", line 470, in call
    raise CommandFailedException(cmd, status)
CommandFailedException: Failed running "git-bisect good 55852bed57a97b08ab56028f1054d48d45de3aec" (1)