# < 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 320b2b8de12698082609ebbc1a17165727f4c893
Head not built, building
# < git reset --mixed
# git branch -D linus
Deleted branch linus (was 320b2b8).
# 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=parisc O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_parisc-allnoconfig_parisc CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-nolibc/hppa-linux/bin/hppa-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=parisc O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_parisc-allnoconfig_parisc CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-nolibc/hppa-linux/bin/hppa-linux-  allnoconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=parisc O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_parisc-allnoconfig_parisc CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-nolibc/hppa-linux/bin/hppa-linux-  
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
  GEN     /scratch/kisskb/build/linus_parisc-allnoconfig_parisc/Makefile
scripts/kconfig/conf --silentoldconfig arch/parisc/Kconfig
  GEN     /scratch/kisskb/build/linus_parisc-allnoconfig_parisc/Makefile
  CHK     include/linux/version.h
  UPD     include/linux/version.h
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/conmakehash
  Using /scratch/kisskb/src as source for kernel
  CC      scripts/mod/empty.o
  HOSTCC  scripts/mod/mk_elfconfig
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
  CC      kernel/bounds.s
  GEN     include/generated/bounds.h
  CC      arch/parisc/kernel/asm-offsets.s
  MKELF   scripts/mod/elfconfig.h
  HOSTCC  scripts/mod/file2alias.o
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/sumversion.o
  GEN     include/generated/asm-offsets.h
  CALL    /scratch/kisskb/src/scripts/checksyscalls.sh
<stdin>:1526:2: warning: #warning syscall fanotify_init not implemented
<stdin>:1530:2: warning: #warning syscall fanotify_mark not implemented
<stdin>:1534:2: warning: #warning syscall prlimit64 not implemented
  HOSTLD  scripts/mod/modpost
  CHK     include/generated/compile.h
  CC      init/main.o
  CC      init/do_mounts.o
  LD      usr/built-in.o
  CC      init/noinitramfs.o
  CC      init/calibrate.o
  CC      arch/parisc/mm/init.o
  CC      arch/parisc/mm/fault.o
  CC      arch/parisc/mm/ioremap.o
  CC      arch/parisc/kernel/cache.o
  AS      arch/parisc/kernel/pacache.o
  CC      arch/parisc/kernel/setup.o
  CC      arch/parisc/kernel/traps.o
  CC      arch/parisc/kernel/time.o
  CC      arch/parisc/kernel/irq.o
  UPD     include/generated/compile.h
  CC      arch/parisc/kernel/pa7300lc.o
  CC      arch/parisc/math-emu/frnd.o
  AS      arch/parisc/kernel/syscall.o
  AS      arch/parisc/kernel/entry.o
  CC      arch/parisc/math-emu/driver.o
  CC      arch/parisc/math-emu/decode_exc.o
  CC      arch/parisc/kernel/sys_parisc.o
  CC      init/version.o
  CC      arch/parisc/kernel/firmware.o
  CC      arch/parisc/math-emu/fpudispatch.o
  CC      arch/parisc/math-emu/denormal.o
  CC      kernel/sched.o
  CC      arch/parisc/kernel/ptrace.o
  CC      arch/parisc/kernel/hardware.o
  CC      mm/bootmem.o
  CC      arch/parisc/math-emu/dfmpy.o
  CC      kernel/fork.o
  CC      arch/parisc/kernel/inventory.o
  CC      arch/parisc/math-emu/sfmpy.o
  CC      mm/filemap.o
  CC      kernel/exec_domain.o
  CC      arch/parisc/kernel/drivers.o
  CC      mm/mempool.o
  CC      arch/parisc/math-emu/sfsqrt.o
  CC      kernel/panic.o
  CC      mm/oom_kill.o
  CC      arch/parisc/kernel/signal.o
  CC      mm/fadvise.o
  CC      arch/parisc/math-emu/dfsqrt.o
  CC      kernel/printk.o
  AS      arch/parisc/kernel/hpmc.o
  CC      mm/maccess.o
  CC      kernel/cpu.o
  CC      arch/parisc/math-emu/dfadd.o
  CC      mm/page_alloc.o
  CC      kernel/exit.o
  CC      arch/parisc/math-emu/fmpyfadd.o
  CC      kernel/itimer.o
  CC      mm/page-writeback.o
  CC      arch/parisc/kernel/parisc_ksyms.o
  AS      arch/parisc/kernel/real2.o
  CC      arch/parisc/math-emu/sfadd.o
  CC      arch/parisc/kernel/unaligned.o
  CC      mm/readahead.o
  TIMEC   kernel/timeconst.h
  CC      arch/parisc/math-emu/dfsub.o
  CC      mm/swap.o
  LD      ipc/built-in.o
  CC      kernel/softirq.o
  CC      arch/parisc/kernel/process.o
  CC      kernel/resource.o
  CC      mm/truncate.o
  CC      arch/parisc/kernel/processor.o
  CC      arch/parisc/math-emu/sfsub.o
  CC      arch/parisc/math-emu/fcnvfxt.o
  CC      arch/parisc/kernel/pdc_cons.o
  CC      mm/vmscan.o
  CC      kernel/sysctl.o
  CC      mm/shmem.o
  CC      arch/parisc/math-emu/fcnvff.o
  CC      kernel/sysctl_binary.o
  CC      arch/parisc/kernel/pdc_chassis.o
  CC      arch/parisc/math-emu/fcnvxf.o
  CC      mm/prio_tree.o
  CC      arch/parisc/math-emu/fcnvfx.o
  CC      arch/parisc/kernel/unwind.o
  CC      mm/util.o
  CC      kernel/capability.o
  CC      mm/mmzone.o
  CC      arch/parisc/math-emu/fcnvuf.o
  CC      arch/parisc/math-emu/fcnvfu.o
  CC      arch/parisc/kernel/topology.o
  CC      kernel/ptrace.o
  CC      security/commoncap.o
  CC      kernel/timer.o
  CC      arch/parisc/math-emu/fcnvfut.o
  CC      mm/vmstat.o
  CC      arch/parisc/kernel/pci-dma.o
  CC      arch/parisc/kernel/init_task.o
  CC      security/min_addr.o
  CC      kernel/user.o
  CC      arch/parisc/math-emu/dfdiv.o
  CC      mm/backing-dev.o
  CC      mm/page_isolation.o
  AS      arch/parisc/kernel/head.o
  CC      kernel/signal.o
  LDS     arch/parisc/kernel/vmlinux.lds
  CC      arch/parisc/math-emu/sfdiv.o
  CC      mm/mmu_context.o
  CC      mm/mm_init.o
  CC      kernel/sys.o
  CC      fs/open.o
  CC      mm/fremap.o
  LD      crypto/built-in.o
  CC      kernel/kmod.o
  CC      fs/read_write.o
  CC      mm/highmem.o
  CC      arch/parisc/math-emu/sfrem.o
  CC      arch/parisc/math-emu/dfrem.o
  CC      kernel/workqueue.o
  CC      fs/file_table.o
  CC      mm/madvise.o
  CC      kernel/pid.o
  CC      fs/super.o
  CC      arch/parisc/math-emu/dfcmp.o
  CC      arch/parisc/math-emu/sfcmp.o
  CC      mm/memory.o
  CC      fs/char_dev.o
  CC      kernel/rcupdate.o
  CC      fs/stat.o
  CC      kernel/extable.o
  CC      mm/mincore.o
  CC      kernel/params.o
  CC      block/elevator.o
  CC      fs/exec.o
  CC      block/blk-core.o
  CC      mm/mlock.o
  CC      block/blk-tag.o
  CC      mm/mmap.o
  CC      fs/pipe.o
  CC      kernel/posix-timers.o
  CC      kernel/kthread.o
  CC      mm/mprotect.o
  CC      kernel/wait.o
  LD      sound/built-in.o
  LD      firmware/built-in.o
  CC      kernel/kfifo.o
  CC      net/nonet.o
  CC      kernel/sys_ni.o
  CC      mm/mremap.o
  CC      lib/bcd.o
  CC      arch/parisc/lib/iomap.o
  CC      lib/div64.o
  CC      kernel/posix-cpu-timers.o
  CC      kernel/mutex.o
  CC      arch/parisc/lib/bitops.o
  CC      fs/namei.o
  CC      arch/parisc/lib/checksum.o
  CC      mm/msync.o
  AS      arch/parisc/lib/fixup.o
  CC      block/blk-sysfs.o
  CC      mm/rmap.o
  CC      mm/vmalloc.o
  CC      mm/pagewalk.o
  CC      lib/sort.o
  CC      kernel/hrtimer.o
  CC      lib/parser.o
  CC      arch/parisc/lib/io.o
  AS      arch/parisc/lib/lusercopy.o
  CC      block/blk-barrier.o
  CC      block/blk-settings.o
  CC      arch/parisc/lib/memcpy.o
  CC      arch/parisc/lib/memset.o
  LD      drivers/auxdisplay/built-in.o
  CC      mm/init-mm.o
  CC      drivers/base/core.o
  CC      block/blk-ioc.o
  CC      fs/fcntl.o
  CC      mm/dmapool.o
  LD      drivers/block/built-in.o
  CC      fs/ioctl.o
  LD      drivers/cdrom/built-in.o
  CC      mm/slub.o
  CC      kernel/rwsem.o
  CC      drivers/char/mem.o
  CC      fs/readdir.o
  CC      kernel/nsproxy.o
  CC      mm/percpu_up.o
  CC      fs/select.o
  CC      lib/halfmd4.o
/scratch/kisskb/src/arch/parisc/kernel/signal.c: In function 'setup_rt_frame':
/scratch/kisskb/src/arch/parisc/kernel/signal.c:294: warning: cast from pointer to integer of different size
/scratch/kisskb/src/arch/parisc/kernel/signal.c:294: warning: cast from pointer to integer of different size
  LD      drivers/clocksource/built-in.o
  LD      drivers/firmware/built-in.o
  LD      drivers/gpio/built-in.o
  CC      drivers/base/sys.o
  CC      lib/debug_locks.o
  CC      lib/random32.o
  CC      fs/fifo.o
  LD      drivers/idle/built-in.o
  LD      drivers/ieee1394/built-in.o
  LD      drivers/ieee802154/built-in.o
  CC      kernel/srcu.o
  LD      drivers/gpu/drm/i2c/built-in.o
  LD      drivers/gpu/vga/built-in.o
  LD      drivers/i2c/algos/built-in.o
  CC      fs/dcache.o
  CC      drivers/char/random.o
  CC      fs/inode.o
  LD      drivers/gpu/drm/built-in.o
  CC      kernel/semaphore.o
  LD      drivers/lguest/built-in.o
  LD      drivers/i2c/busses/built-in.o
  LD      drivers/macintosh/built-in.o
  CC      drivers/input/input.o
  LD      drivers/gpu/built-in.o
  LD      drivers/i2c/muxes/built-in.o
  CC      lib/bust_spinlocks.o
  CC      drivers/input/input-compat.o
  CC      drivers/char/tty_io.o
  CC      drivers/input/ff-core.o
  CC      kernel/notifier.o
  CC      kernel/ksysfs.o
  CC      lib/hexdump.o
  CC      lib/kasprintf.o
  LD      drivers/mfd/built-in.o
  LD      drivers/i2c/built-in.o
  CC      lib/bitmap.o
  CC      block/blk-map.o
  CC      drivers/char/n_tty.o
  LD      drivers/media/IR/keymaps/built-in.o
  LD      drivers/net/built-in.o
  LD      drivers/media/IR/built-in.o
  LD      drivers/media/video/davinci/built-in.o
  CC      drivers/input/mousedev.o
  CC      fs/attr.o
  LD      drivers/media/common/tuners/built-in.o
  LD      drivers/media/video/built-in.o
  LD      drivers/misc/cb710/built-in.o
  CC      lib/scatterlist.o
  CC      fs/bad_inode.o
  CC      drivers/char/tty_ioctl.o
  CC      drivers/base/bus.o
  LD      drivers/media/common/built-in.o
  CC      drivers/char/tty_ldisc.o
  CC      kernel/pm_qos_params.o
  LD      drivers/misc/eeprom/built-in.o
  LD      drivers/media/built-in.o
  CC      kernel/sched_clock.o
  LD      arch/parisc/mm/built-in.o
  LD      drivers/misc/built-in.o
  CC      drivers/char/tty_buffer.o
  CC      drivers/parisc/power.o
  LD      drivers/platform/built-in.o
  CC      lib/string_helpers.o
  CC      drivers/rtc/rtc-lib.o
  CC      lib/gcd.o
  CC      drivers/base/dd.o
  CC      block/blk-exec.o
  LD      drivers/serial/built-in.o
  CC      kernel/cred.o
  CC      block/blk-merge.o
  CC      kernel/async.o
  CC      kernel/range.o
  CC      drivers/char/tty_port.o
  CC      drivers/char/tty_mutex.o
  CC      drivers/base/driver.o
  CC      block/blk-softirq.o
  CC      kernel/groups.o
  CC      kernel/irq/handle.o
  CC      drivers/base/class.o
  CC      lib/lcm.o
  CC      drivers/base/platform.o
  CC      lib/list_sort.o
  CC      drivers/base/cpu.o
  CC      drivers/base/firmware.o
  LD      init/mounts.o
  LD      init/built-in.o
  CC      block/blk-timeout.o
  CC      kernel/irq/manage.o
  LD      net/built-in.o
  CC      lib/uuid.o
  CC      kernel/time/timekeeping.o
  CC      kernel/futex.o
  CC      drivers/char/pty.o
  CC      kernel/rtmutex.o
  CC      drivers/char/misc.o
/scratch/kisskb/src/fs/fcntl.c: In function 'fcntl_init':
/scratch/kisskb/src/fs/fcntl.c:773: error: negative width in bit-field '<anonymous>'
make[2]: *** [fs/fcntl.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      drivers/rtc/class.o
  CC      kernel/up.o
  CC      drivers/video/fb_notify.o
  CC      kernel/kallsyms.o
  CC      drivers/base/init.o
  CC      kernel/rcutree.o
  CC      drivers/base/map.o
  CC      lib/iomap_copy.o
  CC      kernel/utsname_sysctl.o
  LD      arch/parisc/lib/built-in.o
  CC      drivers/char/vt_ioctl.o
  LD      drivers/parisc/built-in.o
  CC      kernel/time/ntp.o
/scratch/kisskb/src/kernel/futex.c: In function 'sys_get_robust_list':
/scratch/kisskb/src/kernel/futex.c:2406: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/futex.c:2406: warning: cast from pointer to integer of different size
  CC      kernel/irq/spurious.o
  CC      lib/devres.o
  CC      drivers/rtc/interface.o
  CC      drivers/rtc/rtc-generic.o
  CC      drivers/char/vc_screen.o
  CC      drivers/char/selection.o
  CC      kernel/irq/resend.o
  CC      kernel/irq/chip.o
  CC      lib/find_last_bit.o
  CC      drivers/base/devres.o
  LD      drivers/video/backlight/built-in.o
  CC      drivers/base/attribute_container.o
  CC      drivers/video/console/dummycon.o
  CC      drivers/base/transport_class.o
  CC      kernel/time.o
  LD      drivers/base/power/built-in.o
  CC      block/blk-iopoll.o
  AR      arch/parisc/lib/lib.a
  CC      block/blk-lib.o
  CC      lib/hweight.o
  CC      lib/atomic64.o
  CC      drivers/base/dma-mapping.o
  CC      kernel/time/clocksource.o
  CC      kernel/irq/devres.o
  CC      drivers/base/firmware_class.o
  LD      drivers/video/display/built-in.o
  CC      block/ioctl.o
  CC      block/genhd.o
  CC      block/scsi_ioctl.o
  CC      block/noop-iosched.o
  CC      drivers/char/keyboard.o
  CC      kernel/time/jiffies.o
  CC      kernel/time/timer_list.o
  CC      kernel/time/timecompare.o
  CC      drivers/char/consolemap.o
  CC      lib/argv_split.o
  CC      kernel/irq/autoprobe.o
  LD      drivers/video/omap2/displays/built-in.o
  CC      kernel/time/timeconv.o
  CC      lib/bug.o
  CC      lib/cmdline.o
  LD      drivers/video/omap2/dss/built-in.o
  CC      kernel/irq/proc.o
  CC      lib/ctype.o
  LD      drivers/video/omap2/omapfb/built-in.o
  LD      drivers/video/omap2/built-in.o
  CC      lib/dec_and_lock.o
  CC      lib/decompress.o
  CONMK   drivers/char/consolemap_deftbl.c
  CC      drivers/char/vt.o
  SHIPPED drivers/char/defkeymap.c
  CC      lib/dump_stack.o
  CC      lib/extable.o
  CC      lib/find_next_bit.o
  CC      lib/flex_array.o
/scratch/kisskb/src/kernel/signal.c: In function 'copy_siginfo_to_user':
/scratch/kisskb/src/kernel/signal.c:2207: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2207: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2214: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2214: warning: cast from pointer to integer of different size
  CC      lib/idr.o
  CC      lib/int_sqrt.o
/scratch/kisskb/src/kernel/signal.c:2230: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2230: warning: cast from pointer to integer of different size
  CC      lib/ioremap.o
  CC      lib/irq_regs.o
  CC      lib/is_single_threaded.o
  CC      drivers/char/consolemap_deftbl.o
  CC      lib/klist.o
  CC      drivers/char/defkeymap.o
  CC      lib/kobject.o
  CC      lib/kobject_uevent.o
  CC      lib/kref.o
  CC      lib/plist.o
  CC      lib/prio_heap.o
  CC      lib/prio_tree.o
  CC      lib/proportions.o
  CC      lib/radix-tree.o
  CC      lib/ratelimit.o
  CC      lib/rbtree.o
  CC      lib/reciprocal_div.o
  CC      lib/rwsem-spinlock.o
/scratch/kisskb/src/kernel/signal.c: In function 'do_sigaltstack':
/scratch/kisskb/src/kernel/signal.c:2551: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2551: warning: cast from pointer to integer of different size
  CC      lib/sha1.o
  CC      lib/show_mem.o
  CC      lib/string.o
  CC      lib/vsprintf.o
  LD      kernel/irq/built-in.o
  LD      security/built-in.o
  LD      drivers/video/console/built-in.o
  LD      drivers/video/built-in.o
  LD      drivers/rtc/rtc-core.o
  LD      arch/parisc/math-emu/built-in.o
  LD      kernel/time/built-in.o
  LD      drivers/rtc/built-in.o
/scratch/kisskb/src/drivers/char/keyboard.c: In function 'k_fn':
/scratch/kisskb/src/drivers/char/keyboard.c:719: warning: comparison is always true due to limited range of data type
  LD      arch/parisc/kernel/built-in.o
  LD      lib/built-in.o
  LD      drivers/base/built-in.o
  LD      kernel/built-in.o
  LD      block/built-in.o
  LD      drivers/input/input-core.o
  LD      drivers/input/built-in.o
make[1]: *** [fs] Error 2
make[1]: *** Waiting for unfinished jobs....
  AR      lib/lib.a
  LD      mm/built-in.o
  LD      drivers/char/built-in.o
  LD      drivers/built-in.o
make: *** [sub-make] Error 2
make failed, trying to bisect ..
## bisect start
Last known good revision b34d8915c413acb51d837a45fb8747b61f65c020
# < git symbolic-ref HEAD
# < git merge-base b34d8915c413acb51d837a45fb8747b61f65c020 320b2b8de12698082609ebbc1a17165727f4c893

# < 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 b34d8915c413acb51d837a45fb8747b61f65c020
Bisecting: 672 revisions left to test after this (roughly 9 steps)
[527dcf4c5029b8dc791eb96fad01a12bb06e7850] drivers/video/igafb.c: introduce lost 'return'
Trying 320b2b8de12698082609ebbc1a17165727f4c893

# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=parisc O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_parisc-allnoconfig_parisc CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-nolibc/hppa-linux/bin/hppa-linux-  allnoconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=parisc O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_parisc-allnoconfig_parisc CROSS_COMPILE=/opt/crosstool/gcc-4.2.3-nolibc/hppa-linux/bin/hppa-linux-  
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 128
  GEN     /scratch/kisskb/build/linus_parisc-allnoconfig_parisc/Makefile
scripts/kconfig/conf --silentoldconfig arch/parisc/Kconfig
  GEN     /scratch/kisskb/build/linus_parisc-allnoconfig_parisc/Makefile
  CHK     include/linux/version.h
  HOSTCC  scripts/mod/modpost.o
  Using /scratch/kisskb/src as source for kernel
  CHK     include/generated/utsrelease.h
  CC      arch/parisc/kernel/asm-offsets.s
  GEN     include/generated/asm-offsets.h
  CALL    /scratch/kisskb/src/scripts/checksyscalls.sh
<stdin>:1526:2: warning: #warning syscall fanotify_init not implemented
<stdin>:1530:2: warning: #warning syscall fanotify_mark not implemented
<stdin>:1534:2: warning: #warning syscall prlimit64 not implemented
  HOSTLD  scripts/mod/modpost
  CHK     include/generated/compile.h
  CC      init/main.o
  CC      arch/parisc/mm/init.o
  CC      arch/parisc/mm/fault.o
  CC      init/do_mounts.o
  CC      arch/parisc/mm/ioremap.o
  CC      init/noinitramfs.o
  CC      arch/parisc/math-emu/driver.o
  CC      init/calibrate.o
  CC      arch/parisc/math-emu/decode_exc.o
  CC      arch/parisc/math-emu/fpudispatch.o
  CC      arch/parisc/math-emu/denormal.o
  CC      init/version.o
  CC      security/commoncap.o
  CC      security/min_addr.o
  CC      arch/parisc/kernel/cache.o
  AS      arch/parisc/kernel/pacache.o
  CC      arch/parisc/kernel/setup.o
  CC      arch/parisc/kernel/traps.o
  CC      fs/open.o
  CC      arch/parisc/kernel/time.o
  CC      arch/parisc/kernel/irq.o
  CC      fs/read_write.o
  CC      mm/bootmem.o
  CC      arch/parisc/kernel/pa7300lc.o
  AS      arch/parisc/kernel/syscall.o
  CC      fs/file_table.o
  AS      arch/parisc/kernel/entry.o
  CC      arch/parisc/kernel/sys_parisc.o
  CC      fs/super.o
  CC      mm/filemap.o
  CC      arch/parisc/kernel/firmware.o
  CC      fs/char_dev.o
  CC      mm/mempool.o
  CC      fs/stat.o
  CC      arch/parisc/kernel/ptrace.o
  CC      mm/oom_kill.o
  CC      arch/parisc/kernel/hardware.o
  CC      kernel/sched.o
  CC      fs/exec.o
  CC      mm/fadvise.o
  CC      arch/parisc/kernel/inventory.o
  CC      kernel/fork.o
  CC      block/elevator.o
  CC      mm/maccess.o
  CC      arch/parisc/kernel/drivers.o
  CC      fs/pipe.o
  CC      fs/namei.o
  CC      kernel/exec_domain.o
  CC      block/blk-core.o
  CC      kernel/panic.o
  CC      fs/fcntl.o
  CC      arch/parisc/kernel/signal.o
  CC      mm/page_alloc.o
  CC      block/blk-tag.o
  CC      kernel/printk.o
  CC      mm/page-writeback.o
  AS      arch/parisc/kernel/hpmc.o
  AS      arch/parisc/kernel/real2.o
  CC      fs/ioctl.o
  CC      kernel/cpu.o
  CC      block/blk-sysfs.o
  CC      mm/readahead.o
  CC      fs/readdir.o
  CC      mm/swap.o
  CC      arch/parisc/kernel/parisc_ksyms.o
  CC      kernel/exit.o
  CC      block/blk-barrier.o
  CC      fs/select.o
  CC      arch/parisc/kernel/unaligned.o
  CC      mm/truncate.o
  CC      arch/parisc/kernel/process.o
  CC      fs/fifo.o
  CC      block/blk-settings.o
  CC      kernel/itimer.o
  CC      arch/parisc/kernel/processor.o
  CC      kernel/time.o
  CC      block/blk-ioc.o
  CC      arch/parisc/kernel/pdc_cons.o
  CC      net/nonet.o
  CC      fs/dcache.o
  CC      mm/vmscan.o
  CC      kernel/softirq.o
  CC      mm/shmem.o
  CC      block/blk-map.o
  CC      arch/parisc/kernel/pdc_chassis.o
  CC      fs/inode.o
  CC      fs/attr.o
  CC      arch/parisc/kernel/unwind.o
  CC      fs/bad_inode.o
  CC      kernel/resource.o
  CC      mm/prio_tree.o
  CC      arch/parisc/kernel/topology.o
  CC      mm/util.o
  CC      block/blk-exec.o
  CC      mm/mmzone.o
  CC      fs/file.o
  CC      arch/parisc/kernel/pci-dma.o
  CC      fs/filesystems.o
  CC      block/blk-merge.o
  CC      fs/namespace.o
  CC      kernel/sysctl.o
  CC      mm/vmstat.o
  CC      fs/seq_file.o
  CC      arch/parisc/kernel/init_task.o
  CC      block/blk-softirq.o
  CC      kernel/sysctl_binary.o
  CC      mm/backing-dev.o
  AS      arch/parisc/kernel/head.o
  CC      kernel/capability.o
  LDS     arch/parisc/kernel/vmlinux.lds
  CC      block/blk-timeout.o
  CC      fs/xattr.o
  CC      kernel/ptrace.o
  CC      fs/libfs.o
  CC      mm/page_isolation.o
  CC      block/blk-iopoll.o
  CC      fs/fs-writeback.o
  CC      kernel/timer.o
  CC      fs/pnode.o
  CC      mm/mm_init.o
  CC      kernel/user.o
  CC      mm/mmu_context.o
  CC      block/blk-lib.o
  CC      kernel/signal.o
  CC      mm/fremap.o
  CC      fs/drop_caches.o
  CC      mm/highmem.o
  CC      block/ioctl.o
  CC      fs/splice.o
  CC      kernel/sys.o
  CC      kernel/kmod.o
  CC      mm/madvise.o
  CC      arch/parisc/lib/iomap.o
  CC      mm/memory.o
  LD      drivers/i2c/built-in.o
  CC      block/genhd.o
  CC      drivers/input/input.o
  CC      drivers/base/core.o
  CC      drivers/parisc/power.o
  CC      block/scsi_ioctl.o
  CC      drivers/rtc/rtc-lib.o
  CC      lib/bcd.o
  CC      drivers/base/sys.o
  CC      drivers/base/bus.o
  LD      net/built-in.o
  CC      fs/sync.o
  CC      drivers/video/fb_notify.o
  CC      fs/utimes.o
  CC      fs/stack.o
  CC      mm/mincore.o
  CC      mm/mlock.o
  CC      drivers/base/dd.o
  CC      block/noop-iosched.o
/scratch/kisskb/src/arch/parisc/kernel/signal.c: In function 'setup_rt_frame':
/scratch/kisskb/src/arch/parisc/kernel/signal.c:294: warning: cast from pointer to integer of different size
/scratch/kisskb/src/arch/parisc/kernel/signal.c:294: warning: cast from pointer to integer of different size
  CC      drivers/rtc/class.o
  CC      drivers/base/driver.o
  CC      drivers/rtc/interface.o
  CC      mm/mmap.o
  CC      drivers/rtc/rtc-generic.o
  CC      drivers/char/mem.o
  CC      mm/mprotect.o
  CC      fs/fs_struct.o
  CC      mm/mremap.o
  CC      kernel/workqueue.o
/scratch/kisskb/src/fs/fcntl.c: In function 'fcntl_init':
/scratch/kisskb/src/fs/fcntl.c:773: error: negative width in bit-field '<anonymous>'
make[2]: *** [fs/fcntl.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      mm/msync.o
  CC      arch/parisc/lib/bitops.o
  CC      lib/div64.o
  CC      mm/rmap.o
  CC      kernel/pid.o
  CC      drivers/char/random.o
  CC      mm/vmalloc.o
  CC      kernel/rcupdate.o
/scratch/kisskb/src/kernel/signal.c: In function 'copy_siginfo_to_user':
/scratch/kisskb/src/kernel/signal.c:2207: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2207: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2214: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2214: warning: cast from pointer to integer of different size
  CC      drivers/char/tty_io.o
/scratch/kisskb/src/kernel/signal.c:2230: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2230: warning: cast from pointer to integer of different size
  CC      drivers/input/input-compat.o
/scratch/kisskb/src/kernel/signal.c: In function 'do_sigaltstack':
/scratch/kisskb/src/kernel/signal.c:2551: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/signal.c:2551: warning: cast from pointer to integer of different size
  CC      kernel/extable.o
  CC      lib/sort.o
  CC      arch/parisc/lib/checksum.o
  AS      arch/parisc/lib/fixup.o
  CC      drivers/video/console/dummycon.o
  CC      drivers/char/n_tty.o
  CC      drivers/base/class.o
  CC      drivers/char/tty_ioctl.o
  CC      drivers/char/tty_ldisc.o
  CC      kernel/params.o
  CC      lib/parser.o
  CC      drivers/char/tty_buffer.o
  CC      drivers/base/platform.o
  CC      drivers/char/tty_port.o
  CC      drivers/char/tty_mutex.o
  CC      lib/halfmd4.o
  CC      drivers/base/cpu.o
  CC      mm/pagewalk.o
  CC      arch/parisc/lib/io.o
  CC      lib/debug_locks.o
  CC      drivers/base/firmware.o
  AS      arch/parisc/lib/lusercopy.o
  CC      drivers/char/pty.o
  CC      mm/init-mm.o
  CC      drivers/base/init.o
  CC      arch/parisc/lib/memcpy.o
  CC      kernel/posix-timers.o
  LD      arch/parisc/mm/built-in.o
  CC      drivers/base/map.o
  CC      drivers/input/ff-core.o
  CC      mm/dmapool.o
  CC      lib/random32.o
  CC      kernel/kthread.o
  LD      drivers/parisc/built-in.o
  CC      mm/slub.o
  CC      mm/percpu_up.o
  CC      lib/bust_spinlocks.o
  CC      drivers/char/misc.o
  CC      kernel/wait.o
  CC      drivers/input/mousedev.o
  CC      lib/hexdump.o
  CC      drivers/base/devres.o
  CC      drivers/base/attribute_container.o
  CC      lib/kasprintf.o
  CC      kernel/kfifo.o
  CC      drivers/base/transport_class.o
  CC      lib/bitmap.o
  CC      lib/scatterlist.o
  CC      drivers/base/firmware_class.o
  CC      drivers/char/vt_ioctl.o
  CC      drivers/base/dma-mapping.o
  LD      arch/parisc/kernel/built-in.o
  CC      lib/string_helpers.o
  CC      lib/gcd.o
  CC      drivers/char/vc_screen.o
  CC      drivers/char/selection.o
  CC      lib/lcm.o
  CC      kernel/posix-cpu-timers.o
  CC      lib/list_sort.o
  CC      drivers/char/keyboard.o
  CC      lib/uuid.o
  CC      kernel/mutex.o
  CC      drivers/char/consolemap.o
  LD      init/mounts.o
  LD      init/built-in.o
  CC      lib/iomap_copy.o
  CC      lib/devres.o
  CC      lib/find_last_bit.o
  CC      lib/hweight.o
  LD      arch/parisc/lib/built-in.o
  CC      drivers/char/vt.o
  CC      drivers/char/defkeymap.o
  CC      lib/atomic64.o
  CC      lib/argv_split.o
  CC      kernel/hrtimer.o
  CC      lib/bug.o
  CC      kernel/rwsem.o
  CC      lib/cmdline.o
  CC      lib/ctype.o
  CC      lib/dec_and_lock.o
  CC      kernel/nsproxy.o
  CC      lib/dump_stack.o
  CC      lib/extable.o
  CC      lib/find_next_bit.o
  CC      kernel/srcu.o
  CC      kernel/semaphore.o
  LD      drivers/video/console/built-in.o
  CC      lib/flex_array.o
  LD      drivers/video/built-in.o
  CC      lib/idr.o
  CC      kernel/notifier.o
  CC      lib/int_sqrt.o
  CC      kernel/ksysfs.o
  CC      lib/ioremap.o
  CC      lib/irq_regs.o
  CC      lib/is_single_threaded.o
  CC      kernel/pm_qos_params.o
  CC      lib/klist.o
  CC      lib/kobject.o
  CC      kernel/sched_clock.o
  CC      lib/kobject_uevent.o
  CC      kernel/cred.o
  CC      kernel/async.o
  CC      lib/kref.o
  CC      lib/plist.o
  CC      lib/prio_heap.o
  CC      lib/prio_tree.o
  CC      kernel/range.o
  CC      lib/proportions.o
  CC      kernel/groups.o
  CC      lib/radix-tree.o
  CC      lib/ratelimit.o
  CC      lib/rbtree.o
  CC      kernel/futex.o
  CC      lib/rwsem-spinlock.o
  CC      kernel/rtmutex.o
  CC      lib/sha1.o
  CC      kernel/time/timekeeping.o
  CC      kernel/irq/handle.o
  CC      lib/show_mem.o
/scratch/kisskb/src/drivers/char/keyboard.c: In function 'k_fn':
/scratch/kisskb/src/drivers/char/keyboard.c:719: warning: comparison is always true due to limited range of data type
  CC      kernel/irq/manage.o
  CC      kernel/time/ntp.o
  CC      kernel/up.o
  CC      lib/string.o
  CC      kernel/irq/spurious.o
  CC      kernel/kallsyms.o
  CC      kernel/rcutree.o
  CC      lib/vsprintf.o
  LD      arch/parisc/math-emu/built-in.o
  CC      kernel/irq/resend.o
  CC      kernel/utsname_sysctl.o
  CC      kernel/time/clocksource.o
  CC      kernel/time/jiffies.o
  CC      kernel/time/timer_list.o
  CC      kernel/irq/chip.o
  CC      kernel/time/timecompare.o
  CC      kernel/time/timeconv.o
  LD      security/built-in.o
  CC      kernel/irq/devres.o
  CC      kernel/irq/autoprobe.o
  CC      kernel/irq/proc.o
/scratch/kisskb/src/kernel/futex.c: In function 'sys_get_robust_list':
/scratch/kisskb/src/kernel/futex.c:2406: warning: cast from pointer to integer of different size
/scratch/kisskb/src/kernel/futex.c:2406: warning: cast from pointer to integer of different size
  LD      drivers/rtc/rtc-core.o
  AR      arch/parisc/lib/lib.a
  LD      drivers/rtc/built-in.o
  LD      lib/built-in.o
  LD      drivers/base/built-in.o
  LD      kernel/irq/built-in.o
  LD      drivers/input/input-core.o
make[1]: *** [fs] Error 2
make[1]: *** Waiting for unfinished jobs....
  LD      drivers/input/built-in.o
  LD      block/built-in.o
  LD      kernel/time/built-in.o
  LD      mm/built-in.o
  AR      lib/lib.a
  LD      kernel/built-in.o
  LD      drivers/char/built-in.o
  LD      drivers/built-in.o
make: *** [sub-make] Error 2
bisect failed 320b2b8de12698082609ebbc1a17165727f4c893

# git bisect bad
Bisecting: 300 revisions left to test after this (roughly 8 steps)
[7ae0dea900b027cd90e8a3e14deca9a19e17638b] Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
# < 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)