# < git ls-remote /scratch/git/linus.git refs/heads/master
# < git rev-parse tmp/linus
remote == local, skipping fetch
# < git rev-parse tmp/linus
Upstream revision is 29a6ccca3869bbe33879dae0cd7df2a1559eff54
Head not built, building
# < git reset --mixed
# git branch -D linus
Deleted branch linus (was 29a6ccc).
# git checkout -q -f -b linus tmp/linus
# < git ls-files --others --modified
# git ls-files --others --modified
cmd.log
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_shx3_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  -f kisskb-version.mk
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_shx3_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  shx3_defconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_shx3_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
  GEN     /scratch/kisskb/build/linus_shx3_defconfig_sh4/Makefile
scripts/kconfig/conf --silentoldconfig Kconfig
  GEN     /scratch/kisskb/build/linus_shx3_defconfig_sh4/Makefile
make[2]: Nothing to be done for `all'.
  CHK     include/linux/version.h
  UPD     include/linux/version.h
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/bin2c
  CC      scripts/mod/empty.o
  HOSTCC  scripts/mod/mk_elfconfig
  MKELF   scripts/mod/elfconfig.h
  HOSTCC  scripts/mod/file2alias.o
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/sumversion.o
  HOSTLD  scripts/mod/modpost
  Using /scratch/kisskb/src as source for kernel
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
  Generating include/generated/machtypes.h
  CC      kernel/bounds.s
  GEN     include/generated/bounds.h
  CC      arch/sh/kernel/asm-offsets.s
In file included from /scratch/kisskb/src/include/linux/sched.h:68,
                 from /scratch/kisskb/src/include/linux/cgroup.h:11,
                 from /scratch/kisskb/src/include/linux/memcontrol.h:22,
                 from /scratch/kisskb/src/include/linux/swap.h:8,
                 from /scratch/kisskb/src/include/linux/suspend.h:4,
                 from /scratch/kisskb/src/arch/sh/kernel/asm-offsets.c:15:
/scratch/kisskb/src/arch/sh/include/asm/ptrace.h: In function 'profile_pc':
/scratch/kisskb/src/arch/sh/include/asm/ptrace.h:134: error: implicit declaration of function 'instruction_pointer'
In file included from /scratch/kisskb/src/arch/sh/include/asm/ptrace.h:143,
                 from /scratch/kisskb/src/include/linux/sched.h:68,
                 from /scratch/kisskb/src/include/linux/cgroup.h:11,
                 from /scratch/kisskb/src/include/linux/memcontrol.h:22,
                 from /scratch/kisskb/src/include/linux/swap.h:8,
                 from /scratch/kisskb/src/include/linux/suspend.h:4,
                 from /scratch/kisskb/src/arch/sh/kernel/asm-offsets.c:15:
/scratch/kisskb/src/include/asm-generic/ptrace.h: At top level:
/scratch/kisskb/src/include/asm-generic/ptrace.h:22: error: conflicting types for 'instruction_pointer'
/scratch/kisskb/src/arch/sh/include/asm/ptrace.h:134: error: previous implicit declaration of 'instruction_pointer' was here
/scratch/kisskb/src/include/asm-generic/ptrace.h: In function 'frame_pointer':
/scratch/kisskb/src/include/asm-generic/ptrace.h:64: error: 'struct pt_regs' has no member named 'fp'
/scratch/kisskb/src/include/asm-generic/ptrace.h: In function 'frame_pointer_set':
/scratch/kisskb/src/include/asm-generic/ptrace.h:69: error: 'struct pt_regs' has no member named 'fp'
make[2]: *** [arch/sh/kernel/asm-offsets.s] Error 1
make[1]: *** [prepare0] Error 2
make: *** [sub-make] Error 2
make failed, trying to bisect ..
## bisect start
Last known good revision 4a7df24ddc7097cd789a7527187826552ea0765e
# < git symbolic-ref HEAD
# < git merge-base 4a7df24ddc7097cd789a7527187826552ea0765e 29a6ccca3869bbe33879dae0cd7df2a1559eff54

# < git ls-files --others --modified
# git ls-files --others --modified
cmd.log
# git bisect reset linus
Already on 'linus'
# git bisect start
# git bisect bad
# git bisect good 4a7df24ddc7097cd789a7527187826552ea0765e
Bisecting: 857 revisions left to test after this (roughly 10 steps)
[ea91db527cd73a4401d10a1fd730f06ce9a363c7] MAINTAINERS: Add patterns for pmic 8921 files to MSM subsystem
Trying 29a6ccca3869bbe33879dae0cd7df2a1559eff54

# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_shx3_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  shx3_defconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_shx3_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
  GEN     /scratch/kisskb/build/linus_shx3_defconfig_sh4/Makefile
scripts/kconfig/conf --silentoldconfig Kconfig
  GEN     /scratch/kisskb/build/linus_shx3_defconfig_sh4/Makefile
make[2]: Nothing to be done for `all'.
  CHK     include/linux/version.h
  Using /scratch/kisskb/src as source for kernel
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
make[2]: `include/generated/machtypes.h' is up to date.
  CC      kernel/bounds.s
  GEN     include/generated/bounds.h
  CC      arch/sh/kernel/asm-offsets.s
  GEN     include/generated/asm-offsets.h
  CALL    /scratch/kisskb/src/scripts/checksyscalls.sh
  CHK     include/generated/compile.h
  LD      usr/built-in.o
  CC      init/main.o
  CC      init/do_mounts.o
  CC      init/do_mounts_rd.o
  AS      arch/sh/kernel/debugtraps.o
  CC      init/noinitramfs.o
  CC      arch/sh/mm/alignment.o
  CC      arch/sh/kernel/dma-nommu.o
  LD      arch/sh/boards/built-in.o
  CC      arch/sh/mm/cache.o
  CC      arch/sh/kernel/dumpstack.o
  CC      arch/sh/mm/init.o
  UPD     include/generated/compile.h
  CC      arch/sh/mm/consistent.o
  CC      arch/sh/kernel/idle.o
  CC      arch/sh/boards/mach-x3proto/setup.o
  CC      arch/sh/mm/mmap.o
  CC      arch/sh/kernel/io.o
  CC      arch/sh/mm/cache-sh4.o
  CC      arch/sh/boards/mach-x3proto/ilsel.o
  CC      init/version.o
  CC      arch/sh/kernel/irq.o
  CC      arch/sh/kernel/irq_32.o
  CC      arch/sh/boards/mach-x3proto/gpio.o
  CC      mm/filemap.o
  CC      mm/mempool.o
  CC      arch/sh/kernel/kdebugfs.o
  CC      arch/sh/mm/flush-sh4.o
  CC      mm/oom_kill.o
  CC      arch/sh/mm/cache-shx3.o
  CC      arch/sh/kernel/machvec.o
  CC      arch/sh/mm/extable_32.o
  CC      mm/fadvise.o
  CC      arch/sh/kernel/nmi_debug.o
  CC      mm/maccess.o
  CC      arch/sh/kernel/process.o
  CC      arch/sh/mm/fault_32.o
  CC      arch/sh/kernel/process_32.o
  CC      arch/sh/mm/gup.o
  CC      kernel/sched.o
  CC      arch/sh/kernel/ptrace.o
  CC      mm/page_alloc.o
  CC      arch/sh/mm/ioremap.o
  CC      kernel/fork.o
  CC      arch/sh/kernel/ptrace_32.o
  CC      mm/page-writeback.o
  CC      arch/sh/mm/kmap.o
  CC      kernel/exec_domain.o
  CC      arch/sh/mm/pgtable.o
  CC      arch/sh/mm/tlbflush_32.o
  CC      mm/readahead.o
  CC      arch/sh/kernel/reboot.o
  CC      arch/sh/mm/tlb-sh4.o
  CC      ipc/util.o
  CC      kernel/panic.o
  CC      mm/swap.o
  CC      arch/sh/mm/tlb-urb.o
  CC      arch/sh/kernel/return_address.o
  CC      kernel/printk.o
  CC      ipc/msgutil.o
  CC      mm/truncate.o
  CC      arch/sh/mm/asids-debugfs.o
  CC      kernel/cpu.o
  CC      mm/vmscan.o
  CC      arch/sh/kernel/setup.o
  CC      ipc/msg.o
  CC      kernel/exit.o
  CC      ipc/sem.o
  CC      mm/shmem.o
  CC      arch/sh/kernel/signal_32.o
  CC      arch/sh/mm/cache-debugfs.o
  CC      security/commoncap.o
  CC      arch/sh/mm/tlb-debugfs.o
  CC      fs/open.o
  CC      ipc/shm.o
  CC      mm/prio_tree.o
  CC      security/min_addr.o
  CC      arch/sh/kernel/sys_sh.o
  CC      fs/read_write.o
  CC      kernel/itimer.o
  CC      arch/sh/kernel/sys_sh32.o
  CC      arch/sh/mm/hugetlbpage.o
  CC      arch/sh/mm/numa.o
  CC      security/lsm_audit.o
  TIMEC   kernel/timeconst.h
  CC      ipc/ipcns_notifier.o
  CC      fs/file_table.o
  CC      kernel/softirq.o
  CC      mm/mmzone.o
  CC      mm/util.o
  CC      security/device_cgroup.o
  CC      ipc/syscall.o
  CC      arch/sh/mm/ioremap_fixed.o
  CC      arch/sh/kernel/time.o
  AS      arch/sh/kernel/syscalls_32.o
  CC      arch/sh/mm/uncached.o
  CC      fs/super.o
  CC      kernel/resource.o
  CC      mm/vmstat.o
  CC      ipc/ipc_sysctl.o
  CC      kernel/sysctl.o
  CC      arch/sh/kernel/topology.o
  CC      ipc/mqueue.o
  CC      fs/char_dev.o
  CC      mm/backing-dev.o
  CC      block/elevator.o
  CC      crypto/api.o
  CC      arch/sh/kernel/traps.o
  CC      mm/page_isolation.o
  CC      mm/mm_init.o
  CC      kernel/capability.o
  CC      block/blk-core.o
  CC      arch/sh/kernel/traps_32.o
  CC      ipc/namespace.o
  CC      kernel/sysctl_binary.o
  CC      fs/stat.o
  CC      crypto/cipher.o
  CC      ipc/mq_sysctl.o
  CC      mm/mmu_context.o
  CC      arch/sh/kernel/unwinder.o
  CC      block/blk-tag.o
  CC      kernel/ptrace.o
  CC      arch/sh/kernel/iomap.o
  CC      kernel/timer.o
  CC      block/blk-sysfs.o
  CC      crypto/compress.o
  CC      fs/exec.o
  CC      fs/pipe.o
  CC      mm/percpu.o
  CC      block/blk-flush.o
  LD      sound/built-in.o
  CC      kernel/user.o
  LD      firmware/built-in.o
  LD      arch/sh/drivers/dma/built-in.o
  CC      drivers/ata/libata-core.o
  CC      arch/sh/drivers/heartbeat.o
  CC      block/blk-settings.o
  CC      mm/fremap.o
In file included from /scratch/kisskb/src/arch/sh/mm/tlb-urb.c:15:
/scratch/kisskb/src/arch/sh/include/asm/tlb.h: In function '__tlb_remove_page':
/scratch/kisskb/src/arch/sh/include/asm/tlb.h:92: error: implicit declaration of function 'free_page_and_swap_cache'
make[2]: *** [arch/sh/mm/tlb-urb.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      mm/highmem.o
  CC      block/blk-ioc.o
In file included from /scratch/kisskb/src/arch/sh/mm/hugetlbpage.c:21:
/scratch/kisskb/src/arch/sh/include/asm/tlb.h: In function '__tlb_remove_page':
/scratch/kisskb/src/arch/sh/include/asm/tlb.h:92: error: implicit declaration of function 'free_page_and_swap_cache'
make[2]: *** [arch/sh/mm/hugetlbpage.o] Error 1
  CC      block/blk-map.o
  CC      arch/sh/kernel/cpu/irq/imask.o
  CC      arch/sh/kernel/vsyscall/vsyscall.o
  CC      arch/sh/kernel/smp.o
  CC      arch/sh/kernel/sh_bios.o
  CC      arch/sh/kernel/cpufreq.o
  CC      arch/sh/kernel/sh_ksyms_32.o
  CC      mm/madvise.o
  CC      arch/sh/kernel/cpu/sh4/probe.o
In file included from /scratch/kisskb/src/kernel/sched.c:76:
/scratch/kisskb/src/arch/sh/include/asm/tlb.h: In function '__tlb_remove_page':
/scratch/kisskb/src/arch/sh/include/asm/tlb.h:92: error: implicit declaration of function 'free_page_and_swap_cache'
/scratch/kisskb/src/kernel/sched.c: At top level:
/scratch/kisskb/src/kernel/sched.c:7167: warning: initialization from incompatible pointer type
  LDS     arch/sh/kernel/vsyscall/vsyscall.lds
  CC      arch/sh/kernel/module.o
  LD      drivers/auxdisplay/built-in.o
  CC      drivers/base/core.o
  CC      arch/sh/kernel/machine_kexec.o
  AS      arch/sh/kernel/relocate_kernel.o
  CC      kernel/signal.o
  CC      arch/sh/kernel/stacktrace.o
  AS      arch/sh/kernel/vsyscall/vsyscall-trapa.o
  CC      drivers/block/brd.o
  CC      drivers/ata/libata-scsi.o
  LD      drivers/cdrom/built-in.o
  CC      block/blk-exec.o
  CC      mm/memory.o
  CC      drivers/char/mem.o
  CC      drivers/base/sys.o
  CC      drivers/clk/clkdev.o
  CC      block/blk-merge.o
  AS      arch/sh/kernel/vsyscall/vsyscall-note.o
  CC      block/blk-softirq.o
  CC      block/blk-timeout.o
  CC      drivers/base/bus.o
  CC      drivers/base/dd.o
  LD      arch/sh/drivers/built-in.o
  SYSCALL arch/sh/kernel/vsyscall/vsyscall-trapa.so
  SYSCALL arch/sh/kernel/vsyscall/vsyscall-syms.o
  CC      mm/mincore.o
  CC      kernel/sys.o
  AS      arch/sh/kernel/vsyscall/vsyscall-syscall.o
  CC      mm/mlock.o
  CC      mm/mmap.o
  CC      mm/mprotect.o
  LD      arch/sh/kernel/vsyscall/built-in.o
  CC      drivers/ata/libata-eh.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/oprof.o
  AS      arch/sh/kernel/cpu/sh4/../sh3/entry.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/cpu_buffer.o
  AS      arch/sh/kernel/cpu/sh4/../sh3/ex.o
  CC      arch/sh/kernel/cpu/sh4/fpu.o
  CC      arch/sh/kernel/kprobes.o
  CC      arch/sh/kernel/cpu/sh4/softfloat.o
  CC      mm/mremap.o
  CC      mm/msync.o
  CC      arch/sh/kernel/cpu/sh4/sq.o
  CC      drivers/ata/libata-transport.o
  CC      mm/rmap.o
  CC      drivers/clocksource/sh_tmu.o
  CC      drivers/base/syscore.o
  CC      arch/sh/kernel/cpu/sh4a/setup-shx3.o
  LD      arch/sh/boards/mach-x3proto/built-in.o
  CC      arch/sh/kernel/cpu/sh4a/intc-shx3.o
  CC      arch/sh/kernel/disassemble.o
  CC      fs/namei.o
  CC      arch/sh/kernel/perf_event.o
  CC      arch/sh/kernel/perf_callchain.o
  CC      arch/sh/kernel/hw_breakpoint.o
  CC      arch/sh/kernel/localtimer.o
  AS      arch/sh/kernel/head_32.o
  CC      drivers/char/random.o
  CC      drivers/ata/libata-sff.o
  CC      drivers/ata/libata-pmp.o
  LD      arch/sh/kernel/cpu/sh4/common.o
  CC      drivers/cpufreq/cpufreq.o
  LD      drivers/crypto/built-in.o
  CC      net/socket.o
  CC      kernel/kmod.o
  CC      arch/sh/kernel/cpu/sh4a/clock-shx3.o
  CC      kernel/workqueue.o
  CC      arch/sh/kernel/init_task.o
make[2]: *** [kernel/sched.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      arch/sh/kernel/cpu/init.o
  CC      arch/sh/kernel/cpu/sh4a/smp-shx3.o
  CC      arch/sh/kernel/cpu/sh4a/pinmux-shx3.o
  CC      arch/sh/lib/io.o
  CC      arch/sh/kernel/cpu/sh4a/perf_event.o
  CC      arch/sh/kernel/cpu/sh4a/ubc.o
  CC      block/blk-iopoll.o
  CC      block/blk-lib.o
  CC      drivers/ata/pata_platform.o
  CC      arch/sh/kernel/cpu/clock.o
  LDS     arch/sh/kernel/vmlinux.lds
  CC      drivers/cpufreq/cpufreq_stats.o
  LD      crypto/crypto.o
  LD      crypto/built-in.o
  CC      drivers/cpufreq/cpufreq_performance.o
  CC      block/ioctl.o
  CC      drivers/base/driver.o
  CC      block/genhd.o
  CC      drivers/cpufreq/freq_table.o
  CC      fs/fcntl.o
  CC      lib/bcd.o
  CC      lib/div64.o
  CC      arch/sh/kernel/cpu/fpu.o
  CC      mm/vmalloc.o
  CC      mm/pagewalk.o
  CC      mm/pgtable-generic.o
  LD      drivers/clk/built-in.o
  LD      drivers/firewire/built-in.o
  LD      drivers/firmware/built-in.o
  CC      drivers/gpio/gpiolib.o
  LD      arch/sh/kernel/cpu/irq/built-in.o
  CC      arch/sh/kernel/cpu/hwblk.o
  CC      arch/sh/kernel/cpu/proc.o
  LD      drivers/gpu/drm/i2c/built-in.o
  LD      drivers/gpu/drm/built-in.o
  LD      drivers/gpu/stub/built-in.o
  CC      lib/sort.o
  CC      mm/init-mm.o
  CC      mm/bootmem.o
  LD      drivers/gpu/vga/built-in.o
  LD      drivers/gpu/built-in.o
  CC      block/scsi_ioctl.o
  LD      net/802/built-in.o
  CC      drivers/i2c/i2c-boardinfo.o
  LD      net/can/built-in.o
  CC [M]  net/can/bcm.o
  LD      drivers/i2c/algos/built-in.o
  LD      drivers/i2c/busses/built-in.o
  CC      mm/memblock.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/buffer_sync.o
  AS      arch/sh/lib/__clear_user.o
  CC      net/core/sock.o
  CC [M]  net/can/raw.o
  LD      drivers/i2c/muxes/built-in.o
  CC      drivers/base/class.o
  AS      arch/sh/lib/ashiftrt.o
  CC [M]  drivers/i2c/i2c-core.o
  CC [M]  net/can/af_can.o
  CC      drivers/base/platform.o
  CC      drivers/base/cpu.o
  LD      drivers/ieee802154/built-in.o
  LD      drivers/idle/built-in.o
  CC [M]  net/can/proc.o
  LD      drivers/leds/built-in.o
  CC      fs/ioctl.o
  LD      drivers/lguest/built-in.o
  LD      drivers/macintosh/built-in.o
  CC      fs/readdir.o
  LD      drivers/media/common/tuners/built-in.o
  LD      drivers/media/common/built-in.o
  LD      drivers/media/rc/keymaps/built-in.o
  LD      drivers/media/rc/built-in.o
  CC      net/core/request_sock.o
  LD      drivers/media/video/davinci/built-in.o
  CC      net/core/skbuff.o
  CC      drivers/char/misc.o
  LD      drivers/media/video/built-in.o
  CC      arch/sh/lib/ashldi3.o
  CC      fs/select.o
  LD      drivers/media/built-in.o
  CC      block/noop-iosched.o
  LD      drivers/mfd/built-in.o
  CC      mm/page_io.o
  CC [M]  drivers/cpufreq/cpufreq_powersave.o
  CC      block/deadline-iosched.o
  CC      block/cfq-iosched.o
  CC      net/core/iovec.o
  CC      drivers/net/mii.o
  LD      drivers/misc/carma/built-in.o
  CC [M]  drivers/cpufreq/cpufreq_userspace.o
  LD      drivers/misc/cb710/built-in.o
  CC [M]  drivers/cpufreq/cpufreq_ondemand.o
  CC      drivers/net/Space.o
  LD      drivers/misc/eeprom/built-in.o
  LD      drivers/misc/lis3lv02d/built-in.o
  CC      net/ethernet/eth.o
  LD      drivers/misc/ti-st/built-in.o
  LD      drivers/misc/built-in.o
  CC      mm/swap_state.o
  CC [M]  drivers/cpufreq/cpufreq_conservative.o
  CC      drivers/base/firmware.o
  CC      mm/swapfile.o
  LD      drivers/block/built-in.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/event_buffer.o
  LD      drivers/nfc/built-in.o
  LD      drivers/platform/built-in.o
  CC      mm/thrash.o
  CC      mm/dmapool.o
  CC      net/core/datagram.o
  LD      arch/sh/kernel/cpu/sh4/built-in.o
  CC      drivers/rtc/rtc-lib.o
  CC      fs/fifo.o
  CC      net/core/stream.o
  CC      net/ipv4/route.o
  CC      mm/hugetlb.o
  CC      mm/mempolicy.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/oprofile_files.o
  CC      fs/dcache.o
  CC      mm/sparse.o
  CC      drivers/base/init.o
  CC      net/netlink/af_netlink.o
  CC      drivers/net/loopback.o
  CC      net/ipv6/addrconf_core.o
  CC      drivers/net/smc91x.o
  CC      drivers/base/map.o
  AS      arch/sh/lib/ashlsi3.o
  LD      arch/sh/kernel/cpu/sh4a/built-in.o
  CC      arch/sh/lib/ashrdi3.o
  CC      lib/parser.o
  CC      net/core/scm.o
  AS      arch/sh/lib/ashrsi3.o
In file included from /scratch/kisskb/src/mm/pgtable-generic.c:11:
/scratch/kisskb/src/arch/sh/include/asm/tlb.h: In function '__tlb_remove_page':
/scratch/kisskb/src/arch/sh/include/asm/tlb.h:92: error: implicit declaration of function 'free_page_and_swap_cache'
make[2]: *** [mm/pgtable-generic.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      net/ipv4/inetpeer.o
  LD      drivers/i2c/built-in.o
  CC      net/ipv6/exthdrs_core.o
  CC      drivers/sh/clk/core.o
  CC      drivers/scsi/scsi.o
  CC      net/ipv4/protocol.o
  CC      drivers/scsi/hosts.o
  CC      drivers/scsi/scsi_ioctl.o
  CC      drivers/scsi/constants.o
  CC      drivers/sh/clk/cpg.o
  LD      drivers/net/can/softing/built-in.o
  LD      drivers/net/can/usb/built-in.o
  LD      drivers/clocksource/built-in.o
  CC [M]  drivers/net/can/vcan.o
  CC      drivers/scsi/scsicam.o
  CC      fs/inode.o
  CC      net/core/gen_stats.o
  CC      drivers/scsi/scsi_error.o
  CC      drivers/base/devres.o
  CC      drivers/scsi/scsi_lib.o
  CC      drivers/base/attribute_container.o
  CC      drivers/base/transport_class.o
  LD      init/mounts.o
  LD      init/built-in.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/oprofilefs.o
  LD      net/wireless/built-in.o
  CC      drivers/rtc/hctosys.o
  CC      drivers/scsi/scsi_lib_dma.o
  CC      net/sched/sch_generic.o
  CC      net/sched/sch_mq.o
  CC      fs/attr.o
  CC      drivers/spi/spi.o
  LD      arch/sh/kernel/cpu/built-in.o
  LD      arch/sh/kernel/built-in.o
  CC      drivers/rtc/class.o
  CC      fs/bad_inode.o
  CC      fs/file.o
  CC      net/ipv4/ip_input.o
  CC      drivers/tty/tty_io.o
  CC      fs/filesystems.o
  CC      drivers/scsi/scsi_scan.o
  CC      drivers/scsi/scsi_sysfs.o
/scratch/kisskb/src/mm/bootmem.c: In function 'mark_bootmem':
/scratch/kisskb/src/mm/bootmem.c:354: warning: control reaches end of non-void function
  CC      drivers/tty/n_tty.o
  CC      net/core/gen_estimator.o
  CC      net/core/net_namespace.o
  CC      net/core/sysctl_net_core.o
make[1]: *** [arch/sh/mm] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      net/netlink/genetlink.o
  LD      drivers/char/built-in.o
  CC      drivers/scsi/scsi_devinfo.o
  CC      drivers/scsi/scsi_sysctl.o
  LD      drivers/gpio/built-in.o
  CC      drivers/scsi/scsi_proc.o
  LD      drivers/uio/built-in.o
  CC [M]  drivers/uio/uio.o
  CC      drivers/usb/gadget/m66592-udc.o
  CC      drivers/usb/core/usb.o
  CC      drivers/rtc/interface.o
  CC      lib/halfmd4.o
  CC      drivers/sh/pfc.o
  CC      drivers/sh/intc/access.o
  CC      drivers/sh/intc/chip.o
  AS      arch/sh/lib/checksum.o
  CC      fs/namespace.o
  CC      drivers/tty/tty_ioctl.o
  CC      drivers/base/power/clock_ops.o
  AS      arch/sh/lib/copy_page.o
  CC      drivers/tty/tty_ldisc.o
  LD      drivers/usb/host/built-in.o
  CC [M]  drivers/usb/host/r8a66597-hcd.o
  CC      arch/sh/lib/delay.o
  CC      fs/seq_file.o
  CC      arch/sh/lib/div64-generic.o
  CC      lib/debug_locks.o
  CC      net/xfrm/xfrm_policy.o
  LD      security/built-in.o
  CC      drivers/base/dma-mapping.o
  CC      net/sysctl_net.o
  LD      drivers/net/wireless/built-in.o
  CC      fs/xattr.o
  CC      fs/libfs.o
  CC      fs/fs-writeback.o
  CC      fs/pnode.o
  LD      drivers/usb/misc/built-in.o
  CC      drivers/usb/mon/mon_main.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/oprofile_stats.o
  CC      drivers/sh/intc/core.o
  CC      drivers/sh/intc/dynamic.o
  CC      drivers/sh/intc/handle.o
  CC      drivers/sh/intc/virq.o
  CC      lib/random32.o
  CC      drivers/scsi/scsi_trace.o
  CC      drivers/usb/core/hub.o
  CC      lib/bust_spinlocks.o
  CC      net/core/dev.o
  CC      net/ipv6/inet6_hashtables.o
  CC [M]  net/ipv6/af_inet6.o
  CC      net/core/ethtool.o
  CC      drivers/base/dma-coherent.o
  CC      lib/hexdump.o
  CC      net/core/dev_addr_lists.o
  CC      net/core/dst.o
  CC      drivers/tty/tty_buffer.o
  LD      drivers/sh/clk/built-in.o
  LD      drivers/net/can/built-in.o
  CC      drivers/usb/mon/mon_stat.o
  CC      drivers/scsi/sd.o
  CC      drivers/usb/mon/mon_text.o
  CC      lib/kasprintf.o
  LD      drivers/usb/storage/built-in.o
  AS      arch/sh/lib/div64.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/timer_int.o
  CC      drivers/base/node.o
  CC [M]  drivers/scsi/scsi_wait_scan.o
  CC      drivers/usb/mon/mon_bin.o
  CC      arch/sh/lib/lshrdi3.o
  LD      net/ethernet/built-in.o
  CC      fs/drop_caches.o
  LD      drivers/spi/built-in.o
  CC      fs/splice.o
  CC      drivers/base/memory.o
  CC      lib/bitmap.o
  LD      drivers/base/power/built-in.o
  CC      lib/scatterlist.o
  CC      lib/string_helpers.o
  AS      arch/sh/lib/lshrsi3.o
  CC      lib/gcd.o
  AS      arch/sh/lib/memchr.o
  CC      net/xfrm/xfrm_state.o
  CC      drivers/rtc/rtc-dev.o
  CC      fs/sync.o
  CC      fs/utimes.o
  CC      net/xfrm/xfrm_hash.o
  CC      lib/lcm.o
  LD      drivers/cpufreq/built-in.o
  CC      net/core/netevent.o
  CC      net/xfrm/xfrm_input.o
  CC      net/xfrm/xfrm_output.o
  CC      drivers/base/topology.o
  CC      drivers/video/fb_notify.o
  LD      drivers/video/backlight/built-in.o
  LD      drivers/video/display/built-in.o
  CC      drivers/rtc/rtc-proc.o
  CC [M]  drivers/video/output.o
  CC      lib/list_sort.o
  LD      drivers/video/omap2/displays/built-in.o
  CC [M]  net/ipv6/anycast.o
  LD      drivers/video/omap2/built-in.o
  CC [M]  net/ipv6/ip6_output.o
  CC [M]  net/ipv6/ip6_input.o
  CC      fs/stack.o
  CC      drivers/usb/core/hcd.o
  CC      drivers/tty/tty_port.o
  CC      net/core/neighbour.o
  CC      net/core/rtnetlink.o
  CC      arch/sh/oprofile/../../../drivers/oprofile/oprofile_perf.o
  CC      fs/fs_struct.o
  CC      fs/statfs.o
  CC      lib/uuid.o
  CC      net/ipv4/ip_fragment.o
  LD      drivers/watchdog/built-in.o
  CC      drivers/tty/tty_mutex.o
  CC      arch/sh/oprofile/common.o
  AS      arch/sh/lib/memcpy-sh4.o
  AS      arch/sh/lib/memmove.o
  AS      arch/sh/lib/memset-sh4.o
  CC      fs/buffer.o
  CC      drivers/usb/core/urb.o
  CC [M]  net/ipv6/addrconf.o
  AS      arch/sh/lib/movmem.o
  CC      drivers/usb/core/message.o
  CC      arch/sh/oprofile/backtrace.o
  CC      net/core/utils.o
  AS      arch/sh/lib/strlen.o
  CC      drivers/rtc/rtc-sysfs.o
  CC      drivers/base/module.o
  AS      arch/sh/lib/udiv_qrnnd.o
  AS      arch/sh/lib/udivsi3.o
  AS      arch/sh/lib/udivsi3_i4i.o
  CC      drivers/rtc/rtc-sh.o
  LD      arch/sh/lib/built-in.o
  CC      net/ipv4/ip_forward.o
  CC      lib/flex_array.o
  CC      net/xfrm/xfrm_algo.o
  CC      net/ipv4/ip_options.o
  AR      arch/sh/lib/lib.a
  CC      net/xfrm/xfrm_sysctl.o
/scratch/kisskb/src/mm/mempolicy.c: In function 'slab_node':
/scratch/kisskb/src/mm/mempolicy.c:1604: warning: control reaches end of non-void function
  CC      lib/bsearch.o
  CC      drivers/tty/pty.o
  CC      drivers/tty/tty_audit.o
  CC      net/xfrm/xfrm_replay.o
  CC      net/core/link_watch.o
  CC      lib/kstrtox.o
  CC      drivers/usb/core/driver.o
  CC      drivers/usb/core/config.o
  CC      drivers/usb/core/file.o
  CC      net/ipv4/ip_output.o
  CC      drivers/usb/core/buffer.o
  CC      drivers/usb/core/sysfs.o
  CC      drivers/usb/core/endpoint.o
  CC      net/core/flow.o
  CC      net/core/filter.o
  CC      drivers/usb/core/devio.o
  CC      net/ipv4/ip_sockglue.o
  CC      drivers/usb/core/notify.o
  LD [M]  net/can/can.o
  LD [M]  net/can/can-raw.o
  LD [M]  net/can/can-bcm.o
  CC      drivers/usb/core/generic.o
  CC      lib/iomap_copy.o
  CC      lib/devres.o
  LD      drivers/sh/intc/built-in.o
  LD      drivers/sh/built-in.o
  CC      lib/find_last_bit.o
  CC      lib/hweight.o
  CC      lib/smp_processor_id.o
  CC      drivers/tty/sysrq.o
  CC      lib/bitrev.o
/scratch/kisskb/src/block/cfq-iosched.c: In function 'cfq_async_queue_prio':
/scratch/kisskb/src/block/cfq-iosched.c:3038: warning: control reaches end of non-void function
  CC      fs/bio.o
  CC      fs/block_dev.o
  CC      fs/direct-io.o
  CC      fs/mpage.o
  CC      fs/ioprio.o
  CC [M]  net/ipv6/addrlabel.o
  CC      net/core/net-sysfs.o
  HOSTCC  lib/gen_crc32table
  CC      net/ipv4/inet_hashtables.o
  CC      lib/percpu_counter.o
  LD      drivers/video/built-in.o
  CC      fs/debugfs/inode.o
  CC      fs/devpts/inode.o
  CC [M]  net/ipv6/route.o
  CC      net/ipv4/inet_timewait_sock.o
  CC      fs/ext2/balloc.o
  CC      fs/ext2/dir.o
  CC      fs/ext2/file.o
  CC      lib/audit.o
  CC      fs/ext3/balloc.o
  CC      net/ipv4/inet_connection_sock.o
  CC      fs/hugetlbfs/inode.o
  CC      fs/jbd/transaction.o
  CC      net/ipv4/tcp.o
  CC      fs/jbd/commit.o
  CC [M]  net/ipv6/ip6_fib.o
  CC      fs/debugfs/file.o
  LD      drivers/tty/ipwireless/built-in.o
  CC      lib/syscall.o
  CC      lib/nlattr.o
  CC [M]  net/ipv6/ipv6_sockglue.o
  LD      arch/sh/oprofile/oprofile.o
  CC      fs/ext2/ialloc.o
  CC      fs/nls/nls_base.o
  LD      arch/sh/oprofile/built-in.o
  CC      drivers/usb/core/quirks.o
  CC      fs/ext3/bitmap.o
  CC      lib/atomic64.o
  CC      fs/notify/fsnotify.o
  CC      fs/partitions/check.o
  LD      fs/quota/built-in.o
  CC      drivers/usb/core/devices.o
  CC      fs/ramfs/inode.o
  CC      fs/ramfs/file-mmu.o
  CC      fs/proc/mmu.o
  CC      fs/proc/task_mmu.o
  CC      lib/cpu_rmap.o
  CC      fs/proc/inode.o
  LD      net/sched/built-in.o
  CC      fs/proc/root.o
  CC      lib/argv_split.o
  CC      lib/bug.o
  CC      fs/proc/base.o
  CC      lib/cmdline.o
  CC      fs/proc/generic.o
  CC      fs/ext3/dir.o
  CC      fs/partitions/msdos.o
  CC      fs/sysfs/inode.o
  CC      fs/notify/notification.o
  CC [M]  net/ipv6/ndisc.o
  CC      lib/cpumask.o
  CC      lib/ctype.o
  CC      lib/dec_and_lock.o
  CC      fs/proc/array.o
  CC      drivers/tty/serial/serial_core.o
  CC      net/ipv4/tcp_input.o
  CC      fs/eventpoll.o
  CC      fs/anon_inodes.o
  CC      fs/ext2/inode.o
  LD      ipc/built-in.o
  CC      fs/ext2/ioctl.o
/scratch/kisskb/src/net/core/ethtool.c: In function 'ethtool_get_feature_mask':
/scratch/kisskb/src/net/core/ethtool.c:423: warning: control reaches end of non-void function
  CC      fs/sysfs/file.o
  LD      drivers/base/built-in.o
  CC      net/core/net-traces.o
  CC      fs/ext2/namei.o
  CC [M]  net/ipv6/udp.o
  LD      fs/nls/built-in.o
  CC      fs/signalfd.o
  CC      lib/decompress.o
  CC      net/ipv4/tcp_output.o
  CC      net/ipv4/tcp_timer.o
  CC      fs/notify/group.o
  CC      fs/notify/inode_mark.o
  LD      drivers/usb/mon/usbmon.o
  LD      drivers/usb/mon/built-in.o
  LD      drivers/tty/vt/built-in.o
  CC      fs/proc/proc_tty.o
  CC      fs/proc/cmdline.o
  CC      fs/proc/consoles.o
  CC      lib/dump_stack.o
  CC      lib/extable.o
  CC [M]  net/ipv6/udplite.o
  CC [M]  net/ipv6/raw.o
  CC [M]  net/ipv6/protocol.o
  CC      lib/find_next_bit.o
  CC      net/ipv4/tcp_ipv4.o
  CC      lib/idr.o
  CC      fs/sysfs/dir.o
  CC      lib/int_sqrt.o
  CC      fs/sysfs/symlink.o
  CC      lib/ioremap.o
  CC      lib/irq_regs.o
  CC      lib/is_single_threaded.o
  CC      fs/ext2/super.o
  CC      drivers/tty/serial/sh-sci.o
  CC      fs/timerfd.o
  CC [M]  net/ipv6/icmp.o
  CC      net/ipv4/tcp_minisocks.o
  CC      net/ipv4/tcp_cong.o
  CC      fs/eventfd.o
  CC      fs/aio.o
  CC      fs/notify/mark.o
  CC      net/ipv4/datagram.o
  CC      net/ipv4/raw.o
  CC      fs/proc/cpuinfo.o
  CC      lib/klist.o
  CC      fs/proc/devices.o
  CC      lib/kobject.o
  CC      fs/notify/vfsmount_mark.o
  CC      lib/kobject_uevent.o
  LD      drivers/rtc/rtc-core.o
  LD      fs/devpts/devpts.o
  LD      drivers/rtc/built-in.o
  LD      fs/devpts/built-in.o
  CC      fs/locks.o
  CC      fs/binfmt_misc.o
  CC      lib/kref.o
  CC      fs/ext3/file.o
  LD      fs/debugfs/debugfs.o
  LD      fs/debugfs/built-in.o
  CC      fs/sysfs/mount.o
  CC      fs/sysfs/bin.o
  CC      fs/notify/dnotify/dnotify.o
  CC      lib/plist.o
  CC      fs/binfmt_script.o
  CC      fs/binfmt_elf.o
  CC      lib/prio_heap.o
  CC      fs/sysfs/group.o
  LD      fs/notify/fanotify/built-in.o
  CC      fs/notify/inotify/inotify_fsnotify.o
  CC      fs/proc/interrupts.o
  CC      lib/prio_tree.o
  CC      fs/ext2/symlink.o
  CC      fs/proc/loadavg.o
/scratch/kisskb/src/net/xfrm/xfrm_policy.c: In function 'xfrm_policy_register_afinfo':
/scratch/kisskb/src/net/xfrm/xfrm_policy.c:2421: warning: 'xfrm_dst_ops' may be used uninitialized in this function
  LD      fs/ramfs/ramfs.o
  LD      fs/ramfs/built-in.o
  CC      lib/proportions.o
  CC      fs/mbcache.o
  CC      net/ipv4/udp.o
  CC      fs/ext3/fsync.o
  CC      fs/dcookies.o
  CC      fs/ext3/ialloc.o
  CC      fs/jbd/recovery.o
  CC      fs/proc/meminfo.o
  CC      fs/proc/stat.o
  CC      lib/radix-tree.o
  CC      fs/proc/uptime.o
  CC      fs/ext3/inode.o
  CC      fs/proc/version.o
  CC      net/ipv4/udplite.o
  CC      lib/ratelimit.o
  CC      lib/rbtree.o
  CC      lib/reciprocal_div.o
  CC      fs/proc/softirqs.o
  CC      fs/proc/namespaces.o
  CC [M]  net/ipv6/mcast.o
  CC      lib/rwsem-spinlock.o
  CC      lib/sha1.o
  CC      lib/show_mem.o
  CC [M]  net/ipv6/reassembly.o
  CC      net/ipv4/arp.o
  CC      net/ipv4/icmp.o
  CC      lib/string.o
  CC      fs/proc/proc_sysctl.o
  CC      lib/timerqueue.o
  CC      fs/ext3/ioctl.o
  CC      lib/vsprintf.o
  CC      fs/proc/proc_net.o
  CC [M]  net/ipv6/tcp_ipv6.o
  CC [M]  net/ipv6/exthdrs.o
  CC      fs/proc/kcore.o
  CC      fs/jbd/checkpoint.o
  CC      fs/notify/inotify/inotify_user.o
  CC      net/ipv4/devinet.o
  CC [M]  net/ipv6/datagram.o
  CC      fs/proc/kmsg.o
  LD      fs/hugetlbfs/hugetlbfs.o
  LD      fs/hugetlbfs/built-in.o
  CC      fs/proc/page.o
  CC      fs/ext3/namei.o
  CC      fs/ext3/super.o
  CC [M]  net/ipv6/ip6_flowlabel.o
  CC      net/ipv4/af_inet.o
  GEN     lib/crc32table.h
  CC [M]  net/ipv6/inet6_connection_sock.o
  LD      fs/notify/dnotify/built-in.o
  CC      fs/ext3/symlink.o
  CC      lib/crc32.o
  CC      net/ipv4/igmp.o
  CC      fs/jbd/revoke.o
  CC [M]  net/ipv6/sysctl_net_ipv6.o
  LD      net/netlink/built-in.o
  CC [M]  net/ipv6/xfrm6_policy.o
  LD      drivers/usb/gadget/built-in.o
  CC      net/ipv4/fib_frontend.o
  CC      fs/ext3/hash.o
  CC      net/ipv4/fib_semantics.o
  CC [M]  net/ipv6/xfrm6_state.o
  CC      net/ipv4/fib_trie.o
  CC      fs/ext3/resize.o
  CC      fs/jbd/journal.o
  CC      fs/ext3/ext3_jbd.o
  CC [M]  net/ipv6/xfrm6_input.o
  CC      fs/ext3/xattr.o
  CC      net/ipv4/inet_fragment.o
  CC      net/ipv4/ping.o
  CC      net/ipv4/sysctl_net_ipv4.o
  CC [M]  net/ipv6/xfrm6_output.o
  CC [M]  net/ipv6/proc.o
  LD      block/built-in.o
  CC [M]  net/ipv6/xfrm6_mode_transport.o
  CC [M]  net/ipv6/xfrm6_mode_tunnel.o
  CC      net/ipv4/proc.o
  CC      net/ipv4/xfrm4_mode_beet.o
  CC      fs/ext3/xattr_user.o
  CC      fs/ext3/xattr_trusted.o
  CC [M]  net/ipv6/xfrm6_mode_beet.o
  CC [M]  net/ipv6/sit.o
  CC      net/ipv4/xfrm4_mode_transport.o
  LD      net/ipv6/built-in.o
  CC      net/ipv4/xfrm4_mode_tunnel.o
  CC      net/ipv4/ipconfig.o
  CC      net/ipv4/inet_diag.o
  CC      net/ipv4/tcp_diag.o
  CC      net/ipv4/tcp_cubic.o
  CC      net/ipv4/xfrm4_policy.o
  CC      net/ipv4/xfrm4_state.o
  CC      net/ipv4/xfrm4_input.o
  CC      net/ipv4/xfrm4_output.o
make[1]: *** [mm] Error 2
  CC [M]  net/ipv4/tunnel4.o
  LD      drivers/net/built-in.o
  LD      fs/partitions/built-in.o
  LD      fs/sysfs/built-in.o
make[1]: *** [kernel] Error 2
  LD      fs/notify/inotify/built-in.o
  LD      fs/notify/built-in.o
  LD      lib/built-in.o
  LD      drivers/ata/libata.o
  LD      drivers/ata/built-in.o
  LD      drivers/usb/core/usbcore.o
  LD      drivers/usb/core/built-in.o
  LD      drivers/usb/built-in.o
  LD      fs/ext2/ext2.o
  LD      fs/ext2/built-in.o
  LD      fs/proc/proc.o
  LD      fs/proc/built-in.o
  LD      drivers/tty/serial/built-in.o
  LD      drivers/tty/built-in.o
  LD      fs/jbd/jbd.o
  LD      fs/jbd/built-in.o
  LD      net/xfrm/built-in.o
  LD      drivers/scsi/scsi_mod.o
  LD      drivers/scsi/sd_mod.o
  LD      drivers/scsi/built-in.o
  LD      drivers/built-in.o
  AR      lib/lib.a
  LD      fs/ext3/ext3.o
  LD      fs/ext3/built-in.o
  LD      fs/built-in.o
  LD [M]  net/ipv6/ipv6.o
  LD      net/core/built-in.o
  LD      net/ipv4/built-in.o
  LD      net/built-in.o
make: *** [sub-make] Error 2
bisect failed 29a6ccca3869bbe33879dae0cd7df2a1559eff54

# git bisect bad
Bisecting: 421 revisions left to test after this (roughly 9 steps)
[929cfdd5d3bdc772aff32e5a3fb4e3894394aa75] Merge branch 'for-2.6.40/drivers' of git://git.kernel.dk/linux-2.6-block
# < git symbolic-ref HEAD
fatal: ref HEAD is not a symbolic ref
Traceback (most recent call last):
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 151, in _do_build
    self.bisect()
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 228, in bisect
    current = self.current_head_revid()
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 253, in current_head_revid
    ref = call_pipe('git symbolic-ref HEAD', self.log).strip()
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/utils.py", line 32, in call_pipe
    raise CommandFailedException(cmd, p.returncode)
CommandFailedException: Failed running "git symbolic-ref HEAD" (128)