# git rev-parse -q --verify 83346fbc07d267de777e2597552f785174ad0373^{commit}
83346fbc07d267de777e2597552f785174ad0373
already have revision, skipping fetch
# git checkout -q -f -B kisskb 83346fbc07d267de777e2597552f785174ad0373
# git clean -qxdf
# git log -1
commit 83346fbc07d267de777e2597552f785174ad0373
Merge: a11ce3a4 4538286
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date:   Sun Jan 15 12:03:11 2017 -0800

    Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
    
    Pull x86 fixes from Ingo Molnar:
     "Misc fixes:
    
       - unwinder fixes
       - AMD CPU topology enumeration fixes
       - microcode loader fixes
       - x86 embedded platform fixes
       - fix for a bootup crash that may trigger when clearcpuid= is used
         with invalid values"
    
    * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
      x86/mpx: Use compatible types in comparison to fix sparse error
      x86/tsc: Add the Intel Denverton Processor to native_calibrate_tsc()
      x86/entry: Fix the end of the stack for newly forked tasks
      x86/unwind: Include __schedule() in stack traces
      x86/unwind: Disable KASAN checks for non-current tasks
      x86/unwind: Silence warnings for non-current tasks
      x86/microcode/intel: Use correct buffer size for saving microcode data
      x86/microcode/intel: Fix allocation size of struct ucode_patch
      x86/microcode/intel: Add a helper which gives the microcode revision
      x86/microcode: Use native CPUID to tickle out microcode revision
      x86/CPU: Add native CPUID variants returning a single datum
      x86/boot: Add missing declaration of string functions
      x86/CPU/AMD: Fix Bulldozer topology
      x86/platform/intel-mid: Rename 'spidev' to 'mrfld_spidev'
      x86/cpu: Fix typo in the comment for Anniedale
      x86/cpu: Fix bootup crashes by sanitizing the argument of the 'clearcpuid=' command-line option
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version
# < git log --format=%s --max-count=1 83346fbc07d267de777e2597552f785174ad0373
# < make -j 10 ARCH=arm O=/home/kisskb/slave/build/linus_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  randconfig
KCONFIG_SEED=0x1238AB30
warning: (CNIC) selects UIO which has unmet direct dependencies (MMU)
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# yes \n | make -j 10 ARCH=arm O=/home/kisskb/slave/build/linus_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  oldconfig
yes: standard output: Broken pipe
yes: write error
# make -j 10 ARCH=arm O=/home/kisskb/slave/build/linus_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  
make[1]: Entering directory '/home/kisskb/slave/build/linus_arm-randconfig_arm'
  GEN     ./Makefile
scripts/kconfig/conf  --silentoldconfig Kconfig
warning: (CNIC) selects UIO which has unmet direct dependencies (MMU)
warning: (CNIC) selects UIO which has unmet direct dependencies (MMU)
  CHK     include/config/kernel.release
  SYSHDR  arch/arm/include/generated/uapi/asm/unistd-common.h
  SYSHDR  arch/arm/include/generated/uapi/asm/unistd-oabi.h
  SYSHDR  arch/arm/include/generated/uapi/asm/unistd-eabi.h
  GEN     ./Makefile
  WRAP    arch/arm/include/generated/asm/clkdev.h
  WRAP    arch/arm/include/generated/asm/bitsperlong.h
  WRAP    arch/arm/include/generated/asm/current.h
  WRAP    arch/arm/include/generated/asm/cputime.h
  WRAP    arch/arm/include/generated/asm/early_ioremap.h
  WRAP    arch/arm/include/generated/asm/emergency-restart.h
  WRAP    arch/arm/include/generated/asm/errno.h
  WRAP    arch/arm/include/generated/asm/exec.h
  WRAP    arch/arm/include/generated/asm/ioctl.h
  WRAP    arch/arm/include/generated/asm/ipcbuf.h
  WRAP    arch/arm/include/generated/asm/irq_regs.h
  WRAP    arch/arm/include/generated/asm/kdebug.h
  WRAP    arch/arm/include/generated/asm/local.h
  WRAP    arch/arm/include/generated/asm/local64.h
  WRAP    arch/arm/include/generated/asm/mm-arch-hooks.h
  WRAP    arch/arm/include/generated/asm/msgbuf.h
  WRAP    arch/arm/include/generated/asm/msi.h
  WRAP    arch/arm/include/generated/asm/param.h
  WRAP    arch/arm/include/generated/asm/parport.h
  WRAP    arch/arm/include/generated/asm/poll.h
  WRAP    arch/arm/include/generated/asm/preempt.h
  WRAP    arch/arm/include/generated/asm/resource.h
  CHK     include/generated/uapi/linux/version.h
  WRAP    arch/arm/include/generated/asm/rwsem.h
  WRAP    arch/arm/include/generated/asm/seccomp.h
  WRAP    arch/arm/include/generated/asm/segment.h
  WRAP    arch/arm/include/generated/asm/sembuf.h
  UPD     include/generated/uapi/linux/version.h
  WRAP    arch/arm/include/generated/asm/serial.h
  WRAP    arch/arm/include/generated/asm/shmbuf.h
  WRAP    arch/arm/include/generated/asm/siginfo.h
  WRAP    arch/arm/include/generated/asm/sizes.h
  WRAP    arch/arm/include/generated/asm/simd.h
  WRAP    arch/arm/include/generated/asm/socket.h
  WRAP    arch/arm/include/generated/asm/sockios.h
  WRAP    arch/arm/include/generated/asm/termbits.h
  WRAP    arch/arm/include/generated/asm/termios.h
  WRAP    arch/arm/include/generated/asm/timex.h
  WRAP    arch/arm/include/generated/asm/trace_clock.h
  WRAP    arch/arm/include/generated/asm/unaligned.h
  HOSTCC  scripts/basic/bin2c
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/pnmtologo
  HOSTCC  scripts/conmakehash
  HOSTCC  scripts/asn1_compiler
  HOSTCC  scripts/dtc/dtc.o
  HOSTCC  scripts/dtc/flattree.o
  CC      scripts/mod/empty.o
  HOSTCC  scripts/dtc/fstree.o
  HOSTCC  scripts/mod/mk_elfconfig
  UPD     include/config/kernel.release
  HOSTCC  scripts/dtc/data.o
  HOSTCC  scripts/dtc/livetree.o
  CC      scripts/mod/devicetable-offsets.s
  HOSTCC  scripts/dtc/treesource.o
  MKELF   scripts/mod/elfconfig.h
  GEN     scripts/mod/devicetable-offsets.h
  HOSTCC  scripts/mod/sumversion.o
  HOSTCC  scripts/dtc/srcpos.o
  HOSTCC  scripts/dtc/checks.o
  HOSTCC  scripts/dtc/util.o
  Using /home/kisskb/slave/src as source for kernel
  SHIPPED scripts/dtc/dtc-lexer.lex.c
  SHIPPED scripts/dtc/dtc-parser.tab.h
  SHIPPED scripts/dtc/dtc-parser.tab.c
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
  HOSTCC  scripts/dtc/dtc-lexer.lex.o
  HOSTCC  scripts/dtc/dtc-parser.tab.o
  SYSNR   arch/arm/include/generated/asm/unistd-nr.h
  GEN     arch/arm/include/generated/asm/mach-types.h
  SYSTBL  arch/arm/include/generated/calls-oabi.S
  SYSTBL  arch/arm/include/generated/calls-eabi.S
  CHK     include/generated/timeconst.h
  CC      kernel/bounds.s
  UPD     include/generated/timeconst.h
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/file2alias.o
  CHK     include/generated/bounds.h
  UPD     include/generated/bounds.h
  CC      arch/arm/kernel/asm-offsets.s
  CHK     include/generated/asm-offsets.h
  UPD     include/generated/asm-offsets.h
  CALL    /home/kisskb/slave/src/scripts/checksyscalls.sh
  HOSTLD  scripts/dtc/dtc
  HOSTLD  scripts/mod/modpost
  LD      usr/built-in.o
  CC      init/main.o
  CHK     include/generated/compile.h
  CC      init/do_mounts.o
  CC      init/do_mounts_rd.o
  CC      init/do_mounts_md.o
  CC      init/noinitramfs.o
  CC      init/calibrate.o
  UPD     include/generated/compile.h
  CC      arch/arm/common/firmware.o
  CC      init/init_task.o
  CC      arch/arm/mm/dma-mapping.o
  CC      arch/arm/kernel/elf.o
  CC      arch/arm/mm/extable.o
  AS      arch/arm/kernel/entry-common.o
  CC      arch/arm/kernel/irq.o
  LD      arch/arm/common/built-in.o
  LD      arch/arm/probes/built-in.o
  CC      init/version.o
  LD      arch/arm/net/built-in.o
  CC      arch/arm/kernel/opcodes.o
  CC      arch/arm/kernel/process.o
  CC      arch/arm/kernel/ptrace.o
  CC      arch/arm/kernel/reboot.o
  CC      arch/arm/kernel/return_address.o
  CC      arch/arm/kernel/setup.o
  CC      arch/arm/mm/fault.o
  CC      arch/arm/kernel/signal.o
  CC      arch/arm/mm/init.o
  CC      arch/arm/mm/iomap.o
  AS      arch/arm/kernel/sigreturn_codes.o
  CC      arch/arm/kernel/stacktrace.o
  CC      arch/arm/kernel/sys_arm.o
  CC      arch/arm/kernel/time.o
  LD      init/mounts.o
  LD      init/built-in.o
  CC      arch/arm/kernel/traps.o
/home/kisskb/slave/src/arch/arm/kernel/setup.c: In function 'reserve_crashkernel':
/home/kisskb/slave/src/arch/arm/kernel/setup.c:1001:25: error: 'SECTION_SIZE' undeclared (first use in this function)
/home/kisskb/slave/src/arch/arm/kernel/setup.c:1001:25: note: each undeclared identifier is reported only once for each function it appears in
/home/kisskb/slave/src/scripts/Makefile.build:293: recipe for target 'arch/arm/kernel/setup.o' failed
make[2]: *** [arch/arm/kernel/setup.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      arch/arm/mm/nommu.o
  AS      arch/arm/crypto/aes-armv4.o
  AS      arch/arm/mm/abort-ev7.o
  AS      arch/arm/mm/pabort-v7.o
  CC      arch/arm/crypto/aes_glue.o
  AS      arch/arm/mm/cache-v7.o
  AS      arch/arm/mm/proc-v7.o
  CC      arch/arm/mm/l2c-common.o
  LD      arch/arm/firmware/built-in.o
  CC      arch/arm/mm/cache-tauros2.o
  CC      arch/arm/mach-dove/common.o
  CC      arch/arm/mach-dove/irq.o
  CC      arch/arm/mach-dove/mpp.o
  CC      arch/arm/plat-orion/irq.o
  CC      arch/arm/mach-dove/pcie.o
  CC      arch/arm/mach-dove/dove-db-setup.o
  LD      arch/arm/crypto/aes-arm.o
  LD      arch/arm/crypto/built-in.o
  LD      certs/built-in.o
  CC      kernel/fork.o
  CC      arch/arm/mach-dove/cm-a510.o
  CC      kernel/exec_domain.o
  CC      arch/arm/plat-orion/pcie.o
  LD      arch/arm/mm/built-in.o
  CC      kernel/panic.o
/home/kisskb/slave/src/Makefile:988: recipe for target 'arch/arm/kernel' failed
make[1]: *** [arch/arm/kernel] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      kernel/cpu.o
  CC      kernel/exit.o
/home/kisskb/slave/src/arch/arm/mach-dove/common.c:50:24: warning: 'dove_io_desc' defined but not used [-Wunused-variable]
  CC      arch/arm/plat-orion/time.o
  CC      kernel/softirq.o
  CC      arch/arm/plat-orion/common.o
  LD      arch/arm/mach-dove/built-in.o
  CC      kernel/resource.o
  CC      arch/arm/plat-orion/mpp.o
  CC      arch/arm/plat-orion/gpio.o
  CC      kernel/sysctl.o
  CC      kernel/sysctl_binary.o
  CC      kernel/capability.o
  CC      kernel/ptrace.o
  CC      kernel/user.o
  CC      kernel/signal.o
  LD      arch/arm/plat-orion/built-in.o
  CC      kernel/sys.o
  CC      kernel/kmod.o
  CC      kernel/workqueue.o
  CC      kernel/pid.o
  CC      kernel/task_work.o
  CC      kernel/extable.o
  CC      kernel/params.o
  CC      kernel/kthread.o
  CC      kernel/sys_ni.o
  CC      kernel/nsproxy.o
  CC      kernel/notifier.o
  CC      kernel/ksysfs.o
  CC      kernel/cred.o
  CC      kernel/reboot.o
  CC      kernel/async.o
  CC      kernel/range.o
  CC      kernel/smpboot.o
  CC      kernel/ucount.o
  CC      kernel/groups.o
  CC      kernel/bpf/core.o
  CC      kernel/irq/irqdesc.o
  LD      kernel/livepatch/built-in.o
  CC      kernel/locking/mutex.o
  CC      kernel/power/qos.o
  CC      kernel/power/main.o
  CC      kernel/locking/semaphore.o
  CC      kernel/printk/printk.o
  CC      kernel/irq/handle.o
  CC      kernel/irq/manage.o
  CC      kernel/locking/rwsem.o
  CC      kernel/locking/percpu-rwsem.o
  CC      kernel/irq/spurious.o
  CC      kernel/locking/rtmutex.o
  LD      kernel/power/built-in.o
  CC      kernel/rcu/update.o
  CC      kernel/rcu/sync.o
  CC      kernel/locking/rwsem-xadd.o
  CC      kernel/bpf/syscall.o
  CC      kernel/sched/core.o
  CC      kernel/sched/loadavg.o
  CC      kernel/sched/clock.o
  CC      kernel/sched/cputime.o
  CC      kernel/rcu/srcu.o
/home/kisskb/slave/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/home/kisskb/slave/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
  CC      kernel/rcu/tiny.o
  LD      kernel/locking/built-in.o
  CC      kernel/sched/idle_task.o
  CC      kernel/bpf/verifier.o
  CC      kernel/irq/resend.o
  CC      kernel/sched/fair.o
  CC      kernel/printk/nmi.o
  CC      kernel/sched/rt.o
  CC      kernel/irq/chip.o
  LD      kernel/rcu/built-in.o
  CC      kernel/futex.o
  CC      kernel/time/time.o
  CC      kernel/time/timer.o
  LD      kernel/printk/built-in.o
  CC      kernel/time/hrtimer.o
  CC      kernel/sched/deadline.o
  CC      kernel/sched/stop_task.o
  CC      kernel/bpf/inode.o
  CC      kernel/sched/wait.o
  CC      kernel/irq/dummychip.o
  CC      kernel/irq/devres.o
  CC      kernel/time/timekeeping.o
  CC      kernel/irq/generic-chip.o
  CC      kernel/time/ntp.o
  CC      kernel/sched/swait.o
  CC      kernel/sched/completion.o
  CC      kernel/sched/idle.o
  CC      kernel/sched/auto_group.o
  CC      kernel/sched/cpuacct.o
  CC      kernel/irq/autoprobe.o
  CC      kernel/irq/irqdomain.o
  CC      kernel/irq/proc.o
  CC      kernel/irq/msi.o
  CC      kernel/time/clocksource.o
  CC      kernel/sched/cpufreq.o
  CC      kernel/bpf/helpers.o
  CC      kernel/time/jiffies.o
  CC      kernel/time/timer_list.o
  CC      kernel/up.o
  CC      kernel/time/timeconv.o
  CC      kernel/time/timecounter.o
  CC      kernel/uid16.o
  CC      kernel/time/alarmtimer.o
  CC      kernel/time/posix-timers.o
  LD      kernel/sched/built-in.o
  CC      kernel/kallsyms.o
  CC      kernel/time/posix-cpu-timers.o
  CC      kernel/time/posix-clock.o
  CC      kernel/bpf/hashtab.o
  LD      kernel/irq/built-in.o
  CC      kernel/kexec_core.o
  CC      kernel/time/itimer.o
  CC      kernel/bpf/arraymap.o
  CC      kernel/time/clockevents.o
  CC      kernel/kexec.o
  CC      kernel/cgroup.o
  CC      kernel/time/tick-common.o
  CC      kernel/bpf/percpu_freelist.o
  CC      kernel/utsname.o
  CC      kernel/bpf/bpf_lru_list.o
  CC      kernel/time/sched_clock.o
  CC      kernel/user_namespace.o
  CC      kernel/time/timekeeping_debug.o
  CC      kernel/time/test_udelay.o
  GZIP    kernel/config_data.gz
  CC      kernel/utsname_sysctl.o
  CC      kernel/taskstats.o
  CC      kernel/tsacct.o
  CC      kernel/irq_work.o
  CC      kernel/cpu_pm.o
  CC      kernel/membarrier.o
  CC      kernel/memremap.o
  LD      kernel/time/built-in.o
  CHK     kernel/config_data.h
  UPD     kernel/config_data.h
  CC      kernel/configs.o
  LD      kernel/bpf/built-in.o
/home/kisskb/slave/src/kernel/cgroup.c: In function 'cgroup_mount':
/home/kisskb/slave/src/kernel/cgroup.c:2251:23: warning: 'root' may be used uninitialized in this function [-Wuninitialized]
  LD      kernel/built-in.o
make[1]: Leaving directory '/home/kisskb/slave/build/linus_arm-randconfig_arm'
Makefile:150: recipe for target 'sub-make' failed
make: *** [sub-make] Error 2
Command 'make -j 10 ARCH=arm O=/home/kisskb/slave/build/linus_arm-randconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  ' returned non-zero exit status 2
# rm -rf /home/kisskb/slave/build/linus_arm-randconfig_arm
# Build took: 0:00:16.228791