#
# 2024-07-26T21:31:23.066346
#
# make KBUILD_BUILD_USER=KernelCI ARCH=mips HOSTCC=gcc CROSS_COMPILE=mips-linux-gnu- CC="ccache mips-linux-gnu-gcc" O=/tmp/kci/linux/build -C/tmp/kci/linux -j4 uImage.gz
#
make: Entering directory '/tmp/kci/linux'
make[1]: Entering directory '/tmp/kci/linux/build'
  GEN     ./Makefile
scripts/kconfig/conf  --silentoldconfig Kconfig
#
# configuration written to .config
#
  CHK     include/config/kernel.release
  UPD     include/config/kernel.release
  GEN     ./Makefile
  WRAP    arch/mips/include/generated/asm/cputime.h
  WRAP    arch/mips/include/generated/asm/current.h
  WRAP    arch/mips/include/generated/asm/dma-contiguous.h
  WRAP    arch/mips/include/generated/asm/emergency-restart.h
  WRAP    arch/mips/include/generated/asm/irq_work.h
  WRAP    arch/mips/include/generated/asm/local64.h
  WRAP    arch/mips/include/generated/asm/mcs_spinlock.h
  WRAP    arch/mips/include/generated/asm/mm-arch-hooks.h
  WRAP    arch/mips/include/generated/asm/mutex.h
  WRAP    arch/mips/include/generated/asm/parport.h
  WRAP    arch/mips/include/generated/asm/percpu.h
  WRAP    arch/mips/include/generated/asm/preempt.h
  WRAP    arch/mips/include/generated/asm/sections.h
  WRAP    arch/mips/include/generated/asm/segment.h
  WRAP    arch/mips/include/generated/asm/serial.h
  WRAP    arch/mips/include/generated/asm/trace_clock.h
  WRAP    arch/mips/include/generated/asm/user.h
  WRAP    arch/mips/include/generated/asm/word-at-a-time.h
  WRAP    arch/mips/include/generated/asm/xor.h
  CHK     include/generated/uapi/linux/version.h
  UPD     include/generated/uapi/linux/version.h
  WRAP    arch/mips/include/generated/uapi/asm/ipcbuf.h
  CHK     include/generated/utsrelease.h
  UPD     include/generated/utsrelease.h
  HOSTCC  scripts/basic/fixdep
  HOSTCC  scripts/basic/bin2c
  Using .. as source for kernel
  HOSTCC  scripts/kallsyms
  HOSTCC  scripts/sortextable
  CC      scripts/mod/empty.o
  HOSTCC  scripts/mod/mk_elfconfig
  CC      scripts/mod/devicetable-offsets.s
  MKELF   scripts/mod/elfconfig.h
  HOSTCC  scripts/mod/modpost.o
  HOSTCC  scripts/mod/sumversion.o
  CHK     scripts/mod/devicetable-offsets.h
  UPD     scripts/mod/devicetable-offsets.h
  HOSTCC  scripts/mod/file2alias.o
  HOSTLD  scripts/mod/modpost
  Checking missing-syscalls for N32
  CHK     include/generated/timeconst.h
  CC      kernel/bounds.s
  UPD     include/generated/timeconst.h
  CHK     include/generated/bounds.h
  UPD     include/generated/bounds.h
  CC      arch/mips/kernel/asm-offsets.s
  CHK     include/generated/asm-offsets.h
  UPD     include/generated/asm-offsets.h
  CALL    ../scripts/checksyscalls.sh
  Checking missing-syscalls for O32
  CHK     include/generated/timeconst.h
  CHK     include/generated/bounds.h
  CHK     include/generated/asm-offsets.h
  CALL    ../scripts/checksyscalls.sh
  CHK     include/generated/timeconst.h
  CHK     include/generated/bounds.h
  CHK     include/generated/asm-offsets.h
  CALL    ../scripts/checksyscalls.sh
  CC      init/main.o
  CHK     include/generated/compile.h
  CC      init/do_mounts.o
  UPD     include/generated/compile.h
  HOSTCC  usr/gen_init_cpio
  CC      init/do_mounts_initrd.o
  GEN     usr/initramfs_data.cpio.gz
  AS      usr/initramfs_data.o
  LD      usr/built-in.o
  CC      init/initramfs.o
  CC      init/calibrate.o
  CC      init/init_task.o
  CC      arch/mips/kernel/cpu-probe.o
  CC      init/version.o
  CC      arch/mips/mm/cache.o
  CC      arch/mips/mm/dma-default.o
  LD      init/mounts.o
  LD      init/built-in.o
  CC      kernel/fork.o
  CC      arch/mips/mm/extable.o
  CC      arch/mips/kernel/branch.o
  LD      arch/mips/net/built-in.o
  CC      arch/mips/mm/fault.o
  CC      arch/mips/paravirt/setup.o
  CC      arch/mips/paravirt/serial.o
  CC      arch/mips/kernel/elf.o
  CC      arch/mips/mm/gup.o
  CC      arch/mips/paravirt/paravirt-irq.o
  AS      arch/mips/kernel/entry.o
  AS      arch/mips/kernel/genex.o
  CC      arch/mips/kernel/idle.o
  CC      arch/mips/mm/init.o
  CC      kernel/exec_domain.o
  CC      arch/mips/paravirt/paravirt-smp.o
  CC      arch/mips/kernel/irq.o
  CC      kernel/panic.o
  CC      arch/mips/kernel/process.o
  LD      arch/mips/paravirt/built-in.o
  CC      arch/mips/kernel/prom.o
  CC      arch/mips/mm/mmap.o
  CC      arch/mips/kernel/ptrace.o
  CC      arch/mips/mm/page.o
  AS      arch/mips/mm/page-funcs.o
  CC      kernel/cpu.o
  CC      arch/mips/mm/tlbex.o
  CC      kernel/exit.o
  CC      arch/mips/kernel/reset.o
  CC      arch/mips/kernel/setup.o
  CC      arch/mips/kernel/signal.o
  AS      arch/mips/mm/tlbex-fault.o
  AS      arch/mips/mm/tlb-funcs.o
  CC      arch/mips/mm/uasm-mips.o
  LD      certs/built-in.o
  CC      mm/filemap.o
  CC      arch/mips/kernel/syscall.o
  CC      arch/mips/mm/pgtable-64.o
  CC      kernel/softirq.o
  CC      arch/mips/mm/hugetlbpage.o
  CC      arch/mips/kernel/time.o
  CC      arch/mips/kernel/topology.o
  CC      arch/mips/mm/c-r4k.o
  CC      arch/mips/kernel/traps.o
  CC      kernel/resource.o
  CC      mm/mempool.o
  CC      mm/oom_kill.o
  AS      arch/mips/mm/cex-gen.o
  CC      kernel/sysctl.o
  CC      arch/mips/mm/tlb-r4k.o
  CC      arch/mips/kernel/unaligned.o
  CC      arch/mips/kernel/watch.o
  CC      mm/maccess.o
  LD      arch/mips/mm/built-in.o
  CC      arch/mips/kernel/vdso.o
  LDS     arch/mips/vdso/vdso.lds
  AS      arch/mips/vdso/elf.o
  CC      arch/mips/vdso/gettimeofday.o
  CC      mm/page_alloc.o
  CC      arch/mips/kernel/cevt-r4k.o
  CC      kernel/sysctl_binary.o
  AS      arch/mips/vdso/sigreturn.o
  HOSTCC  arch/mips/vdso/genvdso
  CC      arch/mips/kernel/csrc-r4k.o
../mm/page_alloc.c: In function ‘mem_init_print_info’:
../mm/page_alloc.c:6024:27: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6028:9: note: in expansion of macro ‘adj_init_size’
 6028 |         adj_init_size(__init_begin, __init_end, init_data_size,
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: note: use ‘&__init_begin[0] <= &_sinittext[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6028:9: note: in expansion of macro ‘adj_init_size’
 6028 |         adj_init_size(__init_begin, __init_end, init_data_size,
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6028:9: note: in expansion of macro ‘adj_init_size’
 6028 |         adj_init_size(__init_begin, __init_end, init_data_size,
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: note: use ‘&_sinittext[0] < &__init_end[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6028:9: note: in expansion of macro ‘adj_init_size’
 6028 |         adj_init_size(__init_begin, __init_end, init_data_size,
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6030:9: note: in expansion of macro ‘adj_init_size’
 6030 |         adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: note: use ‘&_stext[0] <= &_sinittext[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6030:9: note: in expansion of macro ‘adj_init_size’
 6030 |         adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6030:9: note: in expansion of macro ‘adj_init_size’
 6030 |         adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: note: use ‘&_sinittext[0] < &_etext[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6030:9: note: in expansion of macro ‘adj_init_size’
 6030 |         adj_init_size(_stext, _etext, codesize, _sinittext, init_code_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6031:9: note: in expansion of macro ‘adj_init_size’
 6031 |         adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: note: use ‘&_sdata[0] <= &__init_begin[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6031:9: note: in expansion of macro ‘adj_init_size’
 6031 |         adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6031:9: note: in expansion of macro ‘adj_init_size’
 6031 |         adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: note: use ‘&__init_begin[0] < &_edata[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6031:9: note: in expansion of macro ‘adj_init_size’
 6031 |         adj_init_size(_sdata, _edata, datasize, __init_begin, init_data_size);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6032:9: note: in expansion of macro ‘adj_init_size’
 6032 |         adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: note: use ‘&_stext[0] <= &__start_rodata[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6032:9: note: in expansion of macro ‘adj_init_size’
 6032 |         adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6032:9: note: in expansion of macro ‘adj_init_size’
 6032 |         adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: note: use ‘&__start_rodata[0] < &_etext[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6032:9: note: in expansion of macro ‘adj_init_size’
 6032 |         adj_init_size(_stext, _etext, codesize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6033:9: note: in expansion of macro ‘adj_init_size’
 6033 |         adj_init_size(_sdata, _edata, datasize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:27: note: use ‘&_sdata[0] <= &__start_rodata[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                           ^~
../mm/page_alloc.c:6033:9: note: in expansion of macro ‘adj_init_size’
 6033 |         adj_init_size(_sdata, _edata, datasize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: warning: comparison between two arrays [-Warray-compare]
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6033:9: note: in expansion of macro ‘adj_init_size’
 6033 |         adj_init_size(_sdata, _edata, datasize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
../mm/page_alloc.c:6024:41: note: use ‘&__start_rodata[0] < &_edata[0]’ to compare the addresses
 6024 |                 if (start <= pos && pos < end && size > adj) \
      |                                         ^
../mm/page_alloc.c:6033:9: note: in expansion of macro ‘adj_init_size’
 6033 |         adj_init_size(_sdata, _edata, datasize, __start_rodata, rosize);
      |         ^~~~~~~~~~~~~
  LDS     arch/mips/vdso/vdso-o32.lds
  AS      arch/mips/vdso/elf-o32.o
  CC      arch/mips/vdso/gettimeofday-o32.o
  CC      arch/mips/kernel/segment.o
  AS      arch/mips/vdso/sigreturn-o32.o
  LDS     arch/mips/vdso/vdso-n32.lds
  AS      arch/mips/vdso/elf-n32.o
  CC      arch/mips/vdso/gettimeofday-n32.o
  CC      kernel/capability.o
  CC      arch/mips/kernel/mips_ksyms.o
  AS      arch/mips/vdso/sigreturn-n32.o
  CC      arch/mips/kernel/module.o
  VDSO    arch/mips/vdso/vdso.so.dbg
  VDSO    arch/mips/vdso/vdso-o32.so.dbg
  VDSO    arch/mips/vdso/vdso-n32.so.dbg
  GENVDSO arch/mips/vdso/vdso-image.c
  GENVDSO arch/mips/vdso/vdso-o32-image.c
  GENVDSO arch/mips/vdso/vdso-n32-image.c
  CC      arch/mips/vdso/vdso-image.o
  CC      kernel/ptrace.o
  CC      arch/mips/kernel/module-rela.o
  CC      arch/mips/vdso/vdso-o32-image.o
  AS      arch/mips/kernel/r4k_fpu.o
  AS      arch/mips/kernel/r4k_switch.o
  CC      arch/mips/vdso/vdso-n32-image.o
  CC      arch/mips/kernel/smp.o
  LD      arch/mips/vdso/built-in.o
  CC      arch/mips/kernel/spram.o
  CC      kernel/user.o
  CC      mm/page-writeback.o
  AS      arch/mips/kernel/scall64-64.o
  CC      arch/mips/kernel/linux32.o
  CC      kernel/signal.o
  CC      kernel/sys.o
  CC      arch/mips/kernel/ptrace32.o
  CC      arch/mips/kernel/signal32.o
  CC      mm/readahead.o
  CC      kernel/kmod.o
  CC      arch/mips/kernel/binfmt_elfn32.o
  CC      kernel/workqueue.o
  CC      mm/swap.o
  CC      kernel/pid.o
../kernel/workqueue.c:300:15: error: variable ‘manager_wait’ has initializer but incomplete type
  300 | static struct rcuwait manager_wait = __RCUWAIT_INITIALIZER(manager_wait);
      |               ^~~~~~~
../kernel/workqueue.c:300:38: error: implicit declaration of function ‘__RCUWAIT_INITIALIZER’; did you mean ‘RCU_INITIALIZER’? [-Werror=implicit-function-declaration]
  300 | static struct rcuwait manager_wait = __RCUWAIT_INITIALIZER(manager_wait);
      |                                      ^~~~~~~~~~~~~~~~~~~~~
      |                                      RCU_INITIALIZER
../kernel/workqueue.c:300:60: error: ‘manager_wait’ has an incomplete type ‘struct rcuwait’
  300 | static struct rcuwait manager_wait = __RCUWAIT_INITIALIZER(manager_wait);
      |                                                            ^~~~~~~~~~~~
../kernel/workqueue.c: In function ‘manage_workers’:
../kernel/workqueue.c:1966:9: error: implicit declaration of function ‘rcuwait_wake_up’ [-Werror=implicit-function-declaration]
 1966 |         rcuwait_wake_up(&manager_wait);
      |         ^~~~~~~~~~~~~~~
../kernel/workqueue.c: In function ‘put_unbound_pool’:
../kernel/workqueue.c:3210:9: error: implicit declaration of function ‘rcuwait_wait_event’; did you mean ‘io_wait_event’? [-Werror=implicit-function-declaration]
 3210 |         rcuwait_wait_event(&manager_wait, wq_manager_inactive(pool),
      |         ^~~~~~~~~~~~~~~~~~
      |         io_wait_event
In file included from ../include/linux/kernel.h:12,
                 from ../kernel/workqueue.c:28:
../kernel/workqueue.c: In function ‘pwq_adjust_max_active’:
../kernel/workqueue.c:3376:49: error: ‘flags’ undeclared (first use in this function)
 3376 |         raw_spin_lock_irqsave(&pwq->pool->lock, flags);
      |                                                 ^~~~~
../include/linux/typecheck.h:10:16: note: in definition of macro ‘typecheck’
   10 |         typeof(x) __dummy2; \
      |                ^
../kernel/workqueue.c:3376:9: note: in expansion of macro ‘raw_spin_lock_irqsave’
 3376 |         raw_spin_lock_irqsave(&pwq->pool->lock, flags);
      |         ^~~~~~~~~~~~~~~~~~~~~
../kernel/workqueue.c:3376:49: note: each undeclared identifier is reported only once for each function it appears in
 3376 |         raw_spin_lock_irqsave(&pwq->pool->lock, flags);
      |                                                 ^~~~~
../include/linux/typecheck.h:10:16: note: in definition of macro ‘typecheck’
   10 |         typeof(x) __dummy2; \
      |                ^
../kernel/workqueue.c:3376:9: note: in expansion of macro ‘raw_spin_lock_irqsave’
 3376 |         raw_spin_lock_irqsave(&pwq->pool->lock, flags);
      |         ^~~~~~~~~~~~~~~~~~~~~
../include/linux/typecheck.h:11:25: warning: comparison of distinct pointer types lacks a cast
   11 |         (void)(&__dummy == &__dummy2); \
      |                         ^~
../include/linux/spinlock.h:207:17: note: in expansion of macro ‘typecheck’
  207 |                 typecheck(unsigned long, flags);        \
      |                 ^~~~~~~~~
../kernel/workqueue.c:3376:9: note: in expansion of macro ‘raw_spin_lock_irqsave’
 3376 |         raw_spin_lock_irqsave(&pwq->pool->lock, flags);
      |         ^~~~~~~~~~~~~~~~~~~~~
../include/linux/typecheck.h:11:25: warning: comparison of distinct pointer types lacks a cast
   11 |         (void)(&__dummy == &__dummy2); \
      |                         ^~
../include/linux/spinlock.h:245:17: note: in expansion of macro ‘typecheck’
  245 |                 typecheck(unsigned long, flags);                \
      |                 ^~~~~~~~~
../kernel/workqueue.c:3406:9: note: in expansion of macro ‘raw_spin_unlock_irqrestore’
 3406 |         raw_spin_unlock_irqrestore(&pwq->pool->lock, flags);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~
../kernel/workqueue.c: In function ‘show_workqueue_state’:
../kernel/workqueue.c:4418:25: error: implicit declaration of function ‘touch_nmi_watchdog’ [-Werror=implicit-function-declaration]
 4418 |                         touch_nmi_watchdog();
      |                         ^~~~~~~~~~~~~~~~~~
../kernel/workqueue.c: At top level:
../kernel/workqueue.c:300:23: error: storage size of ‘manager_wait’ isn’t known
  300 | static struct rcuwait manager_wait = __RCUWAIT_INITIALIZER(manager_wait);
      |                       ^~~~~~~~~~~~
cc1: some warnings being treated as errors
make[2]: *** [../scripts/Makefile.build:280: kernel/workqueue.o] Error 1
make[2]: *** Waiting for unfinished jobs....
  CC      mm/truncate.o
  AS      arch/mips/kernel/scall64-n32.o
  CC      arch/mips/kernel/signal_n32.o
make[1]: *** [/tmp/kci/linux/Makefile:1009: kernel] Error 2
make[1]: *** Waiting for unfinished jobs....
  CC      arch/mips/kernel/binfmt_elfo32.o
  CC      mm/vmscan.o
  CC      mm/shmem.o
  CC      mm/util.o
  CC      mm/mmzone.o
  CC      mm/vmstat.o
  AS      arch/mips/kernel/scall64-o32.o
  CC      arch/mips/kernel/proc.o
  CC      arch/mips/kernel/sysrq.o
  CC      arch/mips/kernel/cpu-bugs64.o
  CC      mm/backing-dev.o
  CC      mm/mm_init.o
  CC      arch/mips/kernel/early_printk.o
  CC      mm/mmu_context.o
  AS      arch/mips/kernel/head.o
  LDS     arch/mips/kernel/vmlinux.lds
  LD      arch/mips/kernel/built-in.o
  LD      arch/mips/built-in.o
  CC      mm/percpu.o
  CC      mm/slab_common.o
  CC      mm/compaction.o
  CC      mm/vmacache.o
  CC      mm/interval_tree.o
  CC      mm/list_lru.o
  CC      mm/workingset.o
  CC      mm/debug.o
  CC      mm/gup.o
  CC      mm/highmem.o
  CC      mm/memory.o
  CC      mm/mincore.o
  CC      mm/mlock.o
  CC      mm/mmap.o
  CC      mm/mprotect.o
  CC      mm/mremap.o
  CC      mm/msync.o
  CC      mm/rmap.o
  CC      mm/vmalloc.o
  CC      mm/pagewalk.o
  CC      mm/pgtable-generic.o
  CC      mm/process_vm_access.o
  CC      mm/init-mm.o
  CC      mm/bootmem.o
  CC      mm/fadvise.o
  CC      mm/madvise.o
  CC      mm/memblock.o
  CC      mm/page_io.o
  CC      mm/swap_state.o
  CC      mm/swapfile.o
  CC      mm/dmapool.o
  CC      mm/hugetlb.o
  CC      mm/slab.o
  CC      mm/migrate.o
  CC      mm/huge_memory.o
  CC      mm/balloon_compaction.o
  LD      mm/built-in.o
make[1]: Leaving directory '/tmp/kci/linux/build'
make: *** [Makefile:152: sub-make] Error 2
make: Leaving directory '/tmp/kci/linux'