# < git ls-remote /scratch/git/sfr/linux-next refs/heads/master
# < git rev-parse tmp/linux-next
remote == local, skipping fetch
# < git rev-parse tmp/linux-next
Upstream revision is f181b12a2302d3637a71d5360c3ef8c5e5ae55bd
Head not built, building
# < git reset --mixed
# git branch -D linux-next
Deleted branch linux-next.
# git checkout -q -f -b linux-next tmp/linux-next
# < git ls-files --others --modified
# git ls-files --others --modified
cmd.log
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=s390 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linux-next_s390-defconfig_s390x CROSS_COMPILE=/opt/crosstool/gcc-4.0.2-glibc-2.3.6/s390x-unknown-linux-gnu/bin/s390x-unknown-linux-gnu- -f kisskb-version.mk
makewrap: Added distcc to CROSS_COMPILE
makewrap: Distcc hosts = sprygo/8 localhost/8
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 16
# < /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=s390 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linux-next_s390-defconfig_s390x CROSS_COMPILE=/opt/crosstool/gcc-4.0.2-glibc-2.3.6/s390x-unknown-linux-gnu/bin/s390x-unknown-linux-gnu- defconfig
makewrap: Added distcc to CROSS_COMPILE
makewrap: Distcc hosts = sprygo/8 localhost/8
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 16
# /scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=s390 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linux-next_s390-defconfig_s390x CROSS_COMPILE=/opt/crosstool/gcc-4.0.2-glibc-2.3.6/s390x-unknown-linux-gnu/bin/s390x-unknown-linux-gnu- 
makewrap: Added distcc to CROSS_COMPILE
makewrap: Distcc hosts = sprygo/8 localhost/8
makewrap: Added ccache to CROSS_COMPILE
makewrap: Using -j factor 16
  GEN     /scratch/kisskb/build/linux-next_s390-defconfig_s390x/Makefile
scripts/kconfig/conf -s arch/s390/Kconfig
#
# configuration written to .config
#
  GEN     /scratch/kisskb/build/linux-next_s390-defconfig_s390x/Makefile
  CHK     include/linux/version.h
  UPD     include/linux/version.h
  CHK     include/linux/utsrelease.h
  UPD     include/linux/utsrelease.h
  SYMLINK include/asm -> include/asm-s390
  Using /scratch/kisskb/src as source for kernel
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/bin2c
  HOSTCC  scripts/genksyms/genksyms.o
  SHIPPED scripts/genksyms/lex.c
  SHIPPED scripts/genksyms/parse.h
  SHIPPED scripts/genksyms/keywords.c
  SHIPPED scripts/genksyms/parse.c
  HOSTCC  scripts/mod/mk_elfconfig
  CC      scripts/mod/empty.o
  HOSTCC  scripts/genksyms/lex.o
  HOSTCC  scripts/genksyms/parse.o
  CC      kernel/bounds.s
  GEN     include/linux/bounds.h
  CC      arch/s390/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/asm/asm-offsets.h
  CALL    /scratch/kisskb/src/scripts/checksyscalls.sh
  HOSTLD  scripts/genksyms/genksyms
  HOSTLD  scripts/mod/modpost
  CC      init/main.o
  CHK     include/linux/compile.h
  CC      init/dyn_array.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
  HOSTCC  usr/gen_init_cpio
  CC      arch/s390/mm/init.o
  CC      arch/s390/mm/fault.o
  CC      arch/s390/mm/extmem.o
  CC      arch/s390/mm/mmap.o
  CC      arch/s390/mm/vmem.o
  CC      arch/s390/mm/pgtable.o
  AS      arch/s390/kernel/bitmap.o
  CC      arch/s390/kernel/traps.o
  GEN     usr/initramfs_data.cpio.gz
  AS      usr/initramfs_data.o
  LD      arch/s390/crypto/built-in.o
  CC [M]  arch/s390/crypto/sha512_s390.o
  UPD     include/linux/compile.h
  CC      init/version.o
  CC      arch/s390/kernel/time.o
  LD      arch/s390/appldata/built-in.o
  CC [M]  arch/s390/crypto/sha_common.o
  CC      arch/s390/kernel/process.o
  AS      arch/s390/kernel/base.o
  CC      arch/s390/kernel/early.o
distcc[14525] ERROR: compile (null) on localhost:Broken pipe 
  CC [M]  arch/s390/crypto/prng.o
distcc[14533] ERROR: compile (null) on localhost:Broken pipe 
  CC      arch/s390/hypfs/inode.o
distcc[14546] ERROR: compile (null) on localhost:Broken pipe 
  CC      arch/s390/kernel/setup.o
  LD      init/mounts.o
  CC      arch/s390/hypfs/hypfs_diag.o
  CC      arch/s390/kernel/sys_s390.o
  CC      arch/s390/hypfs/hypfs_vm.o
  LD      arch/s390/mm/built-in.o
  CC      arch/s390/kernel/ptrace.o
  CC      arch/s390/kernel/signal.o
  CC      arch/s390/kernel/cpcmd.o
  CC      arch/s390/kernel/ebcdic.o
  CC      arch/s390/kernel/s390_ext.o
  CC      arch/s390/kernel/debug.o
distcc[14912] ERROR: compile (null) on localhost:Broken pipe 
  CC      arch/s390/kernel/irq.o
  CC      arch/s390/kernel/ipl.o
  CC      arch/s390/kernel/dis.o
  CC      arch/s390/kernel/diag.o
  CC      arch/s390/kernel/mem_detect.o
  LD      arch/s390/kvm/built-in.o
  CC      kernel/sched.o
  AS      arch/s390/kernel/entry64.o
  AS      arch/s390/kernel/reipl64.o
  CC      arch/s390/kernel/s390_ksyms.o
  CC [M]  arch/s390/kvm/../../../virt/kvm/kvm_main.o
  CC      mm/bootmem.o
  CC      kernel/fork.o
distcc[14919] ERROR: compile (null) on localhost:Broken pipe 
In file included from /scratch/kisskb/src/arch/s390/kvm/../../../virt/kvm/kvm_main.c:44:
/scratch/kisskb/src/include/linux/intel-iommu.h: In function 'dmar_readq':
/scratch/kisskb/src/include/linux/intel-iommu.h:73: error: implicit declaration of function 'readl'
/scratch/kisskb/src/include/linux/intel-iommu.h: In function 'dmar_writeq':
/scratch/kisskb/src/include/linux/intel-iommu.h:80: error: implicit declaration of function 'writel'
/scratch/kisskb/src/include/linux/intel-iommu.h: In function '__iommu_flush_cache':
/scratch/kisskb/src/include/linux/intel-iommu.h:296: error: implicit declaration of function 'clflush_cache_range'
distcc[15084] ERROR: compile /scratch/kisskb/src/arch/s390/kvm/../../../virt/kvm/kvm_main.c on localhost failed
make[2]: *** [arch/s390/kvm/../../../virt/kvm/kvm_main.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      mm/filemap.o
  CC      arch/s390/kernel/module.o
  CC      kernel/exec_domain.o
  CC      mm/mempool.o
make[1]: *** [arch/s390/kvm] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      arch/s390/kernel/smp.o
/scratch/kisskb/src/mm/bootmem.c: In function 'mark_bootmem':
/scratch/kisskb/src/mm/bootmem.c:321: warning: control reaches end of non-void function
  CC      kernel/panic.o
  CC      arch/s390/kernel/topology.o
  CC      mm/oom_kill.o
  CC      arch/s390/kernel/audit.o
  CC      mm/fadvise.o
  CC      kernel/printk.o
  CC      mm/maccess.o
  CC      mm/page_alloc.o
  CC      arch/s390/kernel/compat_linux.o
  LD      usr/built-in.o
  CC      kernel/cpu.o
  CC      mm/page-writeback.o
  CC      arch/s390/kernel/compat_signal.o
  CC      kernel/exit.o
  CC      mm/pdflush.o
  AS      arch/s390/kernel/compat_wrapper.o
  CC      mm/readahead.o
distcc[14842] ERROR: compile (null) on localhost:Broken pipe 
  LD      init/built-in.o
  LD      arch/s390/hypfs/s390_hypfs.o
  CC      arch/s390/kernel/compat_exec_domain.o
  CC      arch/s390/kernel/compat_audit.o
  CC      arch/s390/kernel/vtime.o
  CC      kernel/itimer.o
  CC      arch/s390/kernel/kprobes.o
distcc[15495] ERROR: compile (null) on localhost:Broken pipe 
distcc[15500] ERROR: compile (null) on localhost:Broken pipe 
  TIMEC   kernel/timeconst.h
  CC      kernel/softirq.o
  CC      kernel/resource.o
  CC      kernel/sysctl.o
  CC      arch/s390/kernel/machine_kexec.o
  CC      mm/swap.o
  CC      arch/s390/kernel/crash.o
distcc[15593] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/truncate.o
distcc[15605] ERROR: compile (null) on localhost:Broken pipe 
  AS      arch/s390/kernel/relocate_kernel64.o
  AS      arch/s390/kernel/head.o
  CC      arch/s390/kernel/init_task.o
distcc[15482] ERROR: compile (null) on localhost:Broken pipe 
  LDS     arch/s390/kernel/vmlinux.lds
  CC      kernel/capability.o
  CC      mm/vmscan.o
  CC      kernel/ptrace.o
  CC      kernel/timer.o
  CC      mm/prio_tree.o
distcc[15418] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/user.o
  CC      mm/util.o
  CC      kernel/signal.o
  CC      mm/mmzone.o
  CC      mm/vmstat.o
  CC      kernel/sys.o
distcc[15789] ERROR: compile (null) on localhost:Broken pipe 
distcc[15128] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/backing-dev.o
  CC      kernel/kmod.o
  CC      mm/page_isolation.o
  CC      mm/mm_init.o
  CC      mm/fremap.o
distcc[15889] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/workqueue.o
  CC      mm/highmem.o
distcc[15696] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/madvise.o
  CC      kernel/pid.o
distcc[15706] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/memory.o
distcc[15961] ERROR: compile (null) on localhost:Broken pipe 
distcc[15973] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/rcupdate.o
  CC      mm/mincore.o
  CC      kernel/extable.o
  CC      kernel/params.o
  CC      kernel/posix-timers.o
  CC      mm/mlock.o
  CC      mm/mmap.o
  CC      kernel/kthread.o
distcc[15910] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/wait.o
  CC      mm/mprotect.o
  CC      kernel/kfifo.o
  CC      kernel/sys_ni.o
distcc[16148] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/posix-cpu-timers.o
  CC      kernel/mutex.o
  CC      kernel/hrtimer.o
  CC      kernel/rwsem.o
distcc[15730] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/nsproxy.o
distcc[16243] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/mremap.o
  CC      kernel/srcu.o
  CC      kernel/semaphore.o
  CC      mm/msync.o
  CC      mm/rmap.o
  CC      mm/vmalloc.o
  CC      kernel/notifier.o
distcc[16178] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/pagewalk.o
  LD      arch/s390/kernel/built-in.o
  CC      kernel/ksysfs.o
  CC      kernel/pm_qos_params.o
  CC      kernel/sched_clock.o
  CC      mm/bounce.o
distcc[15802] ERROR: compile (null) on localhost:Broken pipe 
distcc[16433] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/page_io.o
  CC      kernel/cred.o
  CC      mm/swap_state.o
  LD      arch/s390/hypfs/built-in.o
  CC      kernel/sysctl_check.o
  CC      mm/swapfile.o
  CC      mm/thrash.o
distcc[15866] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/sparse.o
  CC      mm/sparse-vmemmap.o
distcc[16390] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/time/timekeeping.o
  CC      kernel/time/ntp.o
  CC      mm/shmem.o
  CC      kernel/time/clocksource.o
distcc[16422] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/mutex-debug.o
  CC      kernel/time/jiffies.o
  CC      kernel/futex.o
  CC      mm/shmem_acl.o
  CC      kernel/futex_compat.o
  CC      mm/slab.o
distcc[16241] ERROR: compile (null) on localhost:Broken pipe 
distcc[16414] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/memory_hotplug.o
  CC      kernel/rtmutex.o
distcc[16609] ERROR: compile (null) on localhost:Broken pipe 
  CC      mm/migrate.o
  CC      kernel/spinlock.o
  CC      kernel/time/timer_list.o
  CC      kernel/time/clockevents.o
distcc[16770] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/module.o
  CC      kernel/time/tick-common.o
distcc[16798] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/kallsyms.o
  CC      kernel/time/tick-oneshot.o
  CC      mm/allocpercpu.o
  CC      kernel/kexec.o
  CC      kernel/time/tick-sched.o
distcc[16612] ERROR: compile (null) on localhost:Broken pipe 
  CC      kernel/compat.o
  CC      kernel/cgroup.o
  CC      kernel/ns_cgroup.o
  CC      kernel/utsname.o
  GZIP    kernel/config_data.gz
  CC      kernel/stop_machine.o
  CC      kernel/audit.o
  CC      kernel/auditfilter.o
  CC      kernel/kprobes.o
  CC      kernel/rcuclassic.o
  CC      kernel/utsname_sysctl.o
  CC      kernel/sched_cpupri.o
  CC      kernel/time.o
  IKCFG   kernel/config_data.h
  CC      kernel/configs.o
distcc[16763] ERROR: compile (null) on localhost:Broken pipe 
distcc[16938] ERROR: compile (null) on localhost:Broken pipe 
/scratch/kisskb/src/kernel/audit.c: In function 'audit_log_start':
/scratch/kisskb/src/kernel/audit.c:1144: warning: 't.tv_sec' may be used uninitialized in this function
/scratch/kisskb/src/kernel/audit.c:1144: warning: 't.tv_nsec' may be used uninitialized in this function
distcc[17051] ERROR: compile (null) on localhost:Broken pipe 
distcc[16765] ERROR: compile (null) on localhost:Broken pipe 
  LD      mm/built-in.o
distcc[17087] ERROR: compile (null) on localhost:Broken pipe 
  LD      kernel/time/built-in.o
  LD      kernel/built-in.o
make: *** [sub-make] Error 2
make failed, trying to bisect ..
## bisect start
Last known good revision c7f4aa5b06307b45c53369d2777229c978e49fb6
# < git symbolic-ref HEAD
# < git merge-base c7f4aa5b06307b45c53369d2777229c978e49fb6 f181b12a2302d3637a71d5360c3ef8c5e5ae55bd

Good rev is not an ancestor, rebased tree?
Traceback (most recent call last):
  File "/scratch/kisskb/prod/kisskb/kisskb3/backend/backend.py", line 149, in _do_build
    raise BuildFailedException(e)
BuildFailedException: Failed running "/scratch/kisskb/prod/kisskb/kisskb3/backend/makewrap.py ARCH=s390 O=/scratch/kisskb/prod/kisskb/kisskb3/backend/build/linux-next_s390-defconfig_s390x CROSS_COMPILE=/opt/crosstool/gcc-4.0.2-glibc-2.3.6/s390x-unknown-linux-gnu/bin/s390x-unknown-linux-gnu- " (2)