# < 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 e12ca23d41bd157354a5d1aadff30211a410c53a
Head not built, building
# < git reset --mixed
# git branch -D linus
Deleted branch linus (was e12ca23).
# 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_r7785rp_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 32
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_r7785rp_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  r7785rp_defconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 32
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_r7785rp_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 32
  GEN     /scratch/kisskb/build/linus_r7785rp_defconfig_sh4/Makefile
scripts/kconfig/conf --silentoldconfig Kconfig
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
  GEN     /scratch/kisskb/build/linus_r7785rp_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 e12ca23d41bd157354a5d1aadff30211a410c53a

# < 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: 1052 revisions left to test after this (roughly 10 steps)
[4c171acc20794af16a27da25e11ec4e9cad5d9fa] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband
Trying e12ca23d41bd157354a5d1aadff30211a410c53a

# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_r7785rp_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  r7785rp_defconfig
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 32
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=sh O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linus_r7785rp_defconfig_sh4 CROSS_COMPILE=/opt/crosstool/gcc-4.3.2-nolibc/bin/sh4-linux-  
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 32
  GEN     /scratch/kisskb/build/linus_r7785rp_defconfig_sh4/Makefile
scripts/kconfig/conf --silentoldconfig Kconfig
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
warning: (AX88796_93CX6 && RTL8180 && RTL8187 && ADM8211 && RT2400PCI && RT2500PCI && RT61PCI && RT2800PCI && R8187SE) selects EEPROM_93CX6 which has unmet direct dependencies (MISC_DEVICES)
  GEN     /scratch/kisskb/build/linus_r7785rp_defconfig_sh4/Makefile
make[2]: Nothing to be done for `all'.
  CHK     include/linux/version.h
  UPD     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
  LD      usr/built-in.o
  CHK     include/generated/compile.h
  CC      init/main.o
  CC      init/do_mounts.o
  CC      init/do_mounts_rd.o
  CC      init/noinitramfs.o
  AS      arch/sh/kernel/debugtraps.o
  CC      arch/sh/mm/alignment.o
  LD      arch/sh/boards/built-in.o
  CC      arch/sh/kernel/dma-nommu.o
  CC      arch/sh/mm/cache.o
  CC      arch/sh/kernel/dumpstack.o
  CC      arch/sh/mm/init.o
  CC      arch/sh/mm/consistent.o
  CC      arch/sh/kernel/idle.o
  CC      arch/sh/boards/mach-highlander/setup.o
  UPD     include/generated/compile.h
  CC      arch/sh/mm/mmap.o
  CC      arch/sh/boards/mach-highlander/irq-r7785rp.o
  CC      arch/sh/kernel/io.o
  CC      arch/sh/boards/mach-highlander/pinmux-r7785rp.o
  CC      init/version.o
  CC      arch/sh/mm/cache-sh4.o
  CC      arch/sh/kernel/irq.o
  CC      arch/sh/mm/flush-sh4.o
  CC      mm/filemap.o
  CC      arch/sh/kernel/irq_32.o
  CC      mm/mempool.o
  CC      arch/sh/mm/extable_32.o
  CC      arch/sh/kernel/kdebugfs.o
  CC      arch/sh/mm/fault_32.o
  CC      arch/sh/kernel/machvec.o
  CC      kernel/sched.o
  CC      mm/oom_kill.o
  CC      arch/sh/kernel/nmi_debug.o
  CC      ipc/util.o
  CC      fs/open.o
  CC      arch/sh/kernel/process.o
  CC      arch/sh/mm/gup.o
  CC      arch/sh/mm/ioremap.o
  CC      ipc/msgutil.o
  CC      fs/read_write.o
  CC      arch/sh/kernel/process_32.o
  CC      arch/sh/kernel/ptrace.o
  CC      security/keys/gc.o
  CC      arch/sh/kernel/ptrace_32.o
  CC      security/keys/key.o
  CC      arch/sh/mm/kmap.o
  LD      arch/sh/boards/mach-highlander/built-in.o
  CC      arch/sh/mm/pgtable.o
  CC      arch/sh/kernel/reboot.o
  CC      arch/sh/mm/tlbflush_32.o
  CC      arch/sh/kernel/return_address.o
  CC      security/keys/keyring.o
  CC      crypto/api.o
  CC      arch/sh/kernel/setup.o
  CC      arch/sh/kernel/signal_32.o
  CC      security/commoncap.o
  CC      arch/sh/kernel/sys_sh.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'
make[2]: *** [kernel/sched.o] Error 1
make[1]: *** [kernel] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      arch/sh/mm/tlb-sh4.o
  CC      arch/sh/kernel/sys_sh32.o
  AS      arch/sh/kernel/syscalls_32.o
  CC      security/keys/keyctl.o
  CC      arch/sh/kernel/time.o
  CC      arch/sh/kernel/topology.o
  CC      security/keys/permission.o
  CC      arch/sh/mm/tlb-urb.o
  CC      arch/sh/mm/asids-debugfs.o
  CC      arch/sh/mm/cache-debugfs.o
  CC      arch/sh/mm/tlb-debugfs.o
  CC      arch/sh/mm/hugetlbpage.o
  CC      security/keys/process_keys.o
  CC      ipc/msg.o
  CC      security/keys/request_key.o
  CC      arch/sh/mm/ioremap_fixed.o
  CC      ipc/sem.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      security/min_addr.o
  CC      ipc/shm.o
  CC      security/keys/request_key_auth.o
  CC      mm/fadvise.o
  CC      crypto/cipher.o
  CC      ipc/ipcns_notifier.o
  CC      arch/sh/kernel/traps.o
  LD      init/mounts.o
  LD      init/built-in.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      arch/sh/kernel/traps_32.o
  CC      security/lsm_audit.o
  CC      security/keys/user_defined.o
  CC      arch/sh/kernel/unwinder.o
  CC      arch/sh/kernel/iomap.o
  CC      arch/sh/kernel/ioport.o
  CC      crypto/compress.o
  CC      security/keys/proc.o
  CC      mm/maccess.o
  CC      ipc/syscall.o
  CC      security/keys/sysctl.o
make[1]: *** [arch/sh/mm] Error 2
  CC      ipc/ipc_sysctl.o
  CC      crypto/algapi.o
  CC      arch/sh/kernel/vsyscall/vsyscall.o
  CC      arch/sh/kernel/cpu/irq/imask.o
  CC      crypto/scatterwalk.o
  CC      crypto/proc.o
  CC      crypto/ablkcipher.o
  CC      arch/sh/kernel/sh_bios.o
  CC      arch/sh/kernel/cpufreq.o
  LDS     arch/sh/kernel/vsyscall/vsyscall.lds
  CC      crypto/blkcipher.o
  CC      ipc/mqueue.o
  CC      mm/page_alloc.o
  CC      fs/file_table.o
  CC      arch/sh/kernel/cpu/sh4/probe.o
  AS      arch/sh/kernel/cpu/sh4/../sh3/entry.o
  CC      fs/super.o
  AS      arch/sh/kernel/cpu/sh4/../sh3/ex.o
  CC      crypto/ahash.o
  CC      arch/sh/kernel/cpu/sh4/fpu.o
  CC      arch/sh/kernel/cpu/sh4/softfloat.o
  CC      crypto/shash.o
  CC      arch/sh/kernel/sh_ksyms_32.o
  CC      fs/char_dev.o
  CC      mm/page-writeback.o
  CC      fs/stat.o
  AS      arch/sh/kernel/vsyscall/vsyscall-trapa.o
  CC      fs/exec.o
  LD      arch/sh/kernel/cpu/irq/built-in.o
  CC      fs/pipe.o
  CC      fs/namei.o
  AS      arch/sh/kernel/vsyscall/vsyscall-note.o
  CC      fs/fcntl.o
  CC      arch/sh/kernel/cpu/sh4/sq.o
  CC      fs/ioctl.o
  CC      fs/readdir.o
  CC      crypto/algboss.o
  SYSCALL arch/sh/kernel/vsyscall/vsyscall-trapa.so
  SYSCALL arch/sh/kernel/vsyscall/vsyscall-syms.o
  AS      arch/sh/kernel/vsyscall/vsyscall-syscall.o
  LD      arch/sh/kernel/vsyscall/built-in.o
  CC      crypto/testmgr.o
  CC      crypto/crypto_wq.o
  CC      crypto/aead.o
  LD      security/keys/built-in.o
  LD      security/built-in.o
  CC      crypto/chainiv.o
  CC      crypto/eseqiv.o
  CC      ipc/mq_sysctl.o
  LD      arch/sh/kernel/cpu/sh4/common.o
  CC      arch/sh/kernel/module.o
  CC      mm/readahead.o
  CC      arch/sh/kernel/cpu/sh4a/setup-sh7785.o
  CC      arch/sh/kernel/cpu/init.o
  CC      arch/sh/kernel/cpu/sh4a/clock-sh7785.o
  CC      arch/sh/kernel/machine_kexec.o
  LD      arch/sh/kernel/cpu/sh4/built-in.o
  AS      arch/sh/kernel/relocate_kernel.o
  CC      crypto/pcompress.o
  CC      arch/sh/kernel/cpu/clock.o
  CC      arch/sh/kernel/cpu/fpu.o
  CC      arch/sh/kernel/cpu/hwblk.o
  CC      arch/sh/kernel/cpu/sh4a/pinmux-sh7785.o
  CC      arch/sh/kernel/cpu/sh4a/perf_event.o
  CC      arch/sh/kernel/cpu/sh4a/ubc.o
  CC      mm/swap.o
  CC      fs/select.o
  CC      mm/truncate.o
  CC      arch/sh/kernel/cpu/proc.o
  CC      mm/vmscan.o
  CC      mm/shmem.o
  CC      mm/prio_tree.o
  CC      fs/fifo.o
  CC      mm/util.o
  CC      fs/dcache.o
  CC      crypto/hmac.o
  CC      fs/inode.o
  CC      arch/sh/kernel/stacktrace.o
  CC      fs/attr.o
  CC      arch/sh/kernel/io_trapped.o
  CC      arch/sh/kernel/kprobes.o
  CC      crypto/rng.o
  CC      mm/mmzone.o
  CC      fs/bad_inode.o
  CC      fs/file.o
  CC      arch/sh/kernel/disassemble.o
  CC      mm/vmstat.o
  CC      arch/sh/kernel/perf_event.o
  CC      arch/sh/kernel/perf_callchain.o
  CC      arch/sh/kernel/hw_breakpoint.o
  CC      fs/filesystems.o
  CC      fs/namespace.o
  AS      arch/sh/kernel/head_32.o
  CC      mm/backing-dev.o
  CC      fs/seq_file.o
  CC      fs/xattr.o
  CC      fs/libfs.o
  CC      fs/fs-writeback.o
  CC      crypto/krng.o
  CC      fs/pnode.o
  LD      arch/sh/kernel/cpu/sh4a/built-in.o
  LD      arch/sh/kernel/cpu/built-in.o
  CC [M]  crypto/ecb.o
  CC [M]  crypto/pcbc.o
  CC      mm/page_isolation.o
  LD      crypto/crypto.o
  CC      fs/drop_caches.o
  CC      fs/splice.o
  CC      arch/sh/kernel/init_task.o
  LD      crypto/crypto_algapi.o
  LD      crypto/crypto_blkcipher.o
  LD      crypto/crypto_hash.o
  LDS     arch/sh/kernel/vmlinux.lds
  LD      crypto/cryptomgr.o
  CC      fs/sync.o
  CC      fs/utimes.o
  LD      crypto/built-in.o
  CC      mm/mm_init.o
  LD      ipc/built-in.o
  CC      fs/stack.o
  CC      fs/fs_struct.o
  CC      mm/mmu_context.o
  CC      fs/statfs.o
  CC      fs/buffer.o
  CC      fs/bio.o
  CC      fs/block_dev.o
  CC      fs/direct-io.o
  CC      fs/mpage.o
  CC      mm/percpu.o
  CC      fs/ioprio.o
  CC      fs/debugfs/inode.o
  LD      fs/configfs/built-in.o
  CC [M]  fs/configfs/inode.o
  CC      fs/devpts/inode.o
  CC [M]  fs/configfs/file.o
  CC      fs/exportfs/expfs.o
  CC [M]  fs/configfs/dir.o
  LD      arch/sh/kernel/built-in.o
  CC      mm/fremap.o
  CC      mm/highmem.o
  CC      fs/ext2/balloc.o
  CC      fs/ext3/balloc.o
  CC      fs/fat/cache.o
  CC      fs/ext2/dir.o
  CC      fs/debugfs/file.o
  CC [M]  fs/configfs/symlink.o
  LD      fs/fuse/built-in.o
  CC [M]  fs/fuse/dev.o
  CC      fs/ext3/bitmap.o
  CC      fs/ext3/dir.o
  CC      fs/ext3/file.o
  LD      fs/devpts/devpts.o
  LD      fs/devpts/built-in.o
  CC [M]  fs/configfs/mount.o
  CC      fs/fat/dir.o
  CC      fs/fat/fatent.o
  LD      fs/exportfs/exportfs.o
  LD      fs/exportfs/built-in.o
  CC      fs/hugetlbfs/inode.o
  CC      mm/madvise.o
  CC [M]  fs/configfs/item.o
  CC      fs/jbd/transaction.o
  CC      fs/jbd/commit.o
  CC      mm/memory.o
  CC [M]  fs/fuse/dir.o
  CC [M]  fs/fuse/file.o
  CC [M]  fs/fuse/inode.o
  LD      fs/debugfs/debugfs.o
  CC [M]  fs/fuse/control.o
  CC      fs/ext2/file.o
  CC      fs/ext2/ialloc.o
  CC      fs/fat/file.o
  CC      mm/mincore.o
  CC      mm/mlock.o
  LD      fs/debugfs/built-in.o
  CC      fs/ext2/inode.o
  CC      fs/jbd/recovery.o
  CC      fs/lockd/clntlock.o
  CC      fs/jbd/checkpoint.o
  CC      fs/jbd/revoke.o
  CC      fs/minix/bitmap.o
  CC      mm/mmap.o
  CC      fs/nfs/client.o
  CC      fs/minix/itree_v1.o
  CC      fs/minix/itree_v2.o
  CC      fs/ext3/fsync.o
  CC      fs/minix/namei.o
  LD [M]  fs/configfs/configfs.o
  CC      fs/fat/inode.o
  CC      mm/mprotect.o
  CC      fs/ext3/ialloc.o
  CC      fs/fat/misc.o
  CC      fs/fat/namei_msdos.o
  CC      fs/ext2/ioctl.o
  CC      fs/ext2/namei.o
  CC      fs/ext2/super.o
  CC      fs/minix/inode.o
  LD      fs/hugetlbfs/hugetlbfs.o
  LD      fs/hugetlbfs/built-in.o
  CC      fs/minix/file.o
  CC      fs/minix/dir.o
  CC      fs/ext3/inode.o
  CC      fs/nfs/dir.o
  CC      fs/nfs/file.o
  CC      fs/ext3/ioctl.o
  CC      fs/ext2/symlink.o
  LD      fs/nfs_common/built-in.o
  CC      fs/lockd/clntproc.o
  CC      fs/nfs/getroot.o
  CC      fs/jbd/journal.o
  CC      fs/nfs/inode.o
  CC      mm/mremap.o
  CC      fs/ext3/namei.o
  CC      fs/nfsd/nfssvc.o
  CC      fs/nfsd/nfsctl.o
  CC      fs/nfs/super.o
  CC      fs/nfs/nfs2xdr.o
  CC      fs/nls/nls_base.o
  CC      fs/nfsd/nfsproc.o
  CC      fs/fat/namei_vfat.o
  CC      fs/nfsd/nfsfh.o
  CC      fs/lockd/clntxdr.o
  CC      fs/nfs/direct.o
  CC      fs/nfs/pagelist.o
  CC      fs/nls/nls_cp437.o
  CC      fs/ext3/super.o
  CC      mm/msync.o
  LD      fs/minix/minix.o
  LD      fs/minix/built-in.o
  CC      fs/nls/nls_cp932.o
  CC      fs/ext3/symlink.o
  CC      fs/ext3/hash.o
  CC      fs/lockd/host.o
  CC      fs/lockd/svc.o
  CC      fs/nfsd/vfs.o
  CC      fs/nls/nls_euc-jp.o
  CC      fs/nfsd/export.o
  CC      fs/nfsd/auth.o
  CC      fs/ext3/resize.o
  CC      fs/ext3/ext3_jbd.o
  CC      mm/rmap.o
  CC      mm/vmalloc.o
  CC      fs/nfsd/lockd.o
  CC      fs/notify/fsnotify.o
  CC      fs/notify/notification.o
  CC      fs/notify/group.o
  CC      fs/ntfs/aops.o
  CC      fs/ntfs/attrib.o
  CC      fs/notify/inode_mark.o
  CC      fs/nfs/proc.o
  LD      fs/ext2/ext2.o
  CC      fs/lockd/svclock.o
  CC      fs/ntfs/collate.o
  LD      fs/ext2/built-in.o
  CC      fs/ntfs/compress.o
  CC      fs/nfsd/nfscache.o
  CC      fs/nls/nls_iso8859-1.o
  CC      fs/notify/mark.o
  LD      fs/jbd/jbd.o
  LD      fs/jbd/built-in.o
  CC      fs/notify/vfsmount_mark.o
  CC      fs/ext3/xattr.o
  CC      fs/ext3/xattr_user.o
  CC      fs/ext3/xattr_trusted.o
  CC      mm/pagewalk.o
  LD      fs/fat/fat.o
  CC      mm/pgtable-generic.o
  CC      mm/init-mm.o
  CC      fs/nfsd/nfsxdr.o
  CC      fs/partitions/check.o
  LD      fs/nls/built-in.o
  CC      fs/lockd/svcshare.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'
  CC      fs/lockd/svcproc.o
  CC      fs/nfs/read.o
  LD      fs/fat/vfat.o
  CC      fs/ntfs/debug.o
  CC      fs/lockd/svcsubs.o
  CC      fs/ntfs/dir.o
  CC      fs/ntfs/file.o
make[2]: *** [mm/pgtable-generic.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  LD      fs/fat/msdos.o
  CC      fs/notify/dnotify/dnotify.o
  LD      fs/fat/built-in.o
  CC      fs/partitions/msdos.o
  CC      fs/ntfs/index.o
  LD [M]  fs/fuse/fuse.o
  CC      fs/ntfs/inode.o
  CC      fs/ntfs/mft.o
  CC      fs/ntfs/mst.o
  CC      fs/ntfs/namei.o
  LD      fs/notify/fanotify/built-in.o
  CC      fs/nfs/symlink.o
  CC      fs/notify/inotify/inotify_fsnotify.o
  CC      fs/nfsd/stats.o
  CC      fs/nfsd/nfs3proc.o
  CC      fs/lockd/mon.o
  LD      fs/notify/dnotify/built-in.o
  CC      fs/lockd/xdr.o
  CC      fs/lockd/grace.o
  CC      fs/nfsd/nfs3xdr.o
  CC      fs/notify/inotify/inotify_user.o
  CC      fs/nfsd/nfs4proc.o
  CC      fs/nfsd/nfs4xdr.o
  CC      fs/lockd/clnt4xdr.o
  LD      fs/ext3/ext3.o
  CC      fs/nfsd/nfs4state.o
make[1]: *** [mm] Error 2
  CC      fs/nfsd/nfs4idmap.o
  LD      fs/ext3/built-in.o
  CC      fs/proc/mmu.o
  LD      fs/quota/built-in.o
  CC      fs/proc/task_mmu.o
  CC      fs/nfs/unlink.o
  CC      fs/proc/inode.o
  CC      fs/ntfs/runlist.o
  CC      fs/ntfs/super.o
  CC      fs/proc/root.o
  CC      fs/lockd/xdr4.o
  CC      fs/lockd/svc4proc.o
  CC      fs/ntfs/sysctl.o
  CC      fs/nfs/write.o
  CC      fs/proc/base.o
  CC      fs/proc/generic.o
  LD      fs/notify/inotify/built-in.o
  CC      fs/proc/array.o
  LD      fs/notify/built-in.o
  CC      fs/nfsd/nfs4acl.o
  CC      fs/ntfs/unistr.o
  CC      fs/nfs/namespace.o
  CC      fs/nfsd/nfs4callback.o
  LD      fs/partitions/built-in.o
  CC      fs/proc/proc_tty.o
  CC      fs/nfs/mount_clnt.o
  CC      fs/nfs/dns_resolve.o
  CC      fs/nfsd/nfs4recover.o
  CC      fs/ntfs/upcase.o
  CC      fs/ntfs/bitmap.o
  CC      fs/proc/cmdline.o
  CC      fs/ntfs/lcnalloc.o
  CC      fs/proc/consoles.o
  CC      fs/proc/cpuinfo.o
  CC      fs/ntfs/logfile.o
  CC      fs/proc/devices.o
  CC      fs/nfs/cache_lib.o
  CC      fs/proc/interrupts.o
  CC      fs/ntfs/quota.o
  CC      fs/ramfs/inode.o
  CC      fs/sysfs/inode.o
  CC      fs/sysfs/file.o
  CC      fs/eventpoll.o
  CC      fs/anon_inodes.o
  CC      fs/signalfd.o
  LD      fs/lockd/lockd.o
  CC      fs/timerfd.o
  LD      fs/lockd/built-in.o
  CC      fs/proc/loadavg.o
  CC      fs/nfs/nfsroot.o
  CC      fs/proc/meminfo.o
  CC      fs/sysfs/dir.o
  CC      fs/nfs/nfs3proc.o
  CC      fs/proc/stat.o
  CC      fs/nfs/nfs3xdr.o
  CC      fs/nfs/nfs4proc.o
  CC      fs/proc/uptime.o
  CC      fs/proc/version.o
  CC      fs/ntfs/usnjrnl.o
  CC      fs/ramfs/file-mmu.o
  CC      fs/proc/softirqs.o
  CC      fs/proc/namespaces.o
  CC      fs/sysfs/symlink.o
  CC      fs/sysfs/mount.o
  CC      fs/proc/proc_sysctl.o
  CC      fs/sysfs/bin.o
  LD      fs/ramfs/ramfs.o
  LD      fs/ramfs/built-in.o
  CC      fs/eventfd.o
  CC      fs/nfs/nfs4xdr.o
  CC      fs/proc/proc_net.o
  CC      fs/nfs/nfs4state.o
  CC      fs/proc/kcore.o
  CC      fs/nfs/nfs4renewd.o
  CC      fs/proc/kmsg.o
  CC      fs/proc/page.o
  CC      fs/aio.o
  CC      fs/sysfs/group.o
  CC      fs/locks.o
  CC      fs/nfs/delegation.o
  CC      fs/nfs/idmap.o
/scratch/kisskb/src/fs/nfsd/nfs4state.c: In function 'nfs4_access_to_omode':
/scratch/kisskb/src/fs/nfsd/nfs4state.c:382: warning: control reaches end of non-void function
  CC      fs/nfsctl.o
  CC      fs/nfs/callback.o
  CC      fs/binfmt_script.o
  CC      fs/nfs/callback_xdr.o
  CC      fs/nfs/callback_proc.o
  CC      fs/nfs/nfs4namespace.o
  CC      fs/binfmt_elf.o
  CC      fs/nfs/sysctl.o
  CC      fs/mbcache.o
  CC      fs/posix_acl.o
  CC      fs/xattr_acl.o
  CC      fs/dcookies.o
  CC [M]  fs/binfmt_misc.o
  LD      fs/sysfs/built-in.o
  LD      fs/proc/proc.o
  LD      fs/proc/built-in.o
  LD      fs/ntfs/ntfs.o
  LD      fs/ntfs/built-in.o
  LD      fs/nfsd/nfsd.o
  LD      fs/nfsd/built-in.o
  LD      fs/nfs/nfs.o
  LD      fs/nfs/built-in.o
  LD      fs/built-in.o
make: *** [sub-make] Error 2
bisect failed e12ca23d41bd157354a5d1aadff30211a410c53a

# git bisect bad
Bisecting: 525 revisions left to test after this (roughly 9 steps)
[4e8a780ed6e1fdb8af203f61718212d5739bc4a0] Merge branch 'rmobile-latest' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-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)