# git rev-parse -q --verify 0d665e7b109d512b7cae3ccef6e8654714887844^{commit} 0d665e7b109d512b7cae3ccef6e8654714887844 already have revision, skipping fetch # git checkout -q -f -B kisskb 0d665e7b109d512b7cae3ccef6e8654714887844 # git clean -qxdf # git log -1 commit 0d665e7b109d512b7cae3ccef6e8654714887844 Author: Kirill A. Shutemov Date: Fri Jan 19 15:49:24 2018 +0300 mm, page_vma_mapped: Drop faulty pointer arithmetics in check_pte() Tetsuo reported random crashes under memory pressure on 32-bit x86 system and tracked down to change that introduced page_vma_mapped_walk(). The root cause of the issue is the faulty pointer math in check_pte(). As ->pte may point to an arbitrary page we have to check that they are belong to the section before doing math. Otherwise it may lead to weird results. It wasn't noticed until now as mem_map[] is virtually contiguous on flatmem or vmemmap sparsemem. Pointer arithmetic just works against all 'struct page' pointers. But with classic sparsemem, it doesn't because each section memap is allocated separately and so consecutive pfns crossing two sections might have struct pages at completely unrelated addresses. Let's restructure code a bit and replace pointer arithmetic with operations on pfns. Signed-off-by: Kirill A. Shutemov Reported-and-tested-by: Tetsuo Handa Acked-by: Michal Hocko Fixes: ace71a19cec5 ("mm: introduce page_vma_mapped_walk()") Cc: stable@vger.kernel.org Signed-off-by: Linus Torvalds # < /opt/cross/kisskb/gcc-4.6.3-nolibc/bfin-uclinux/bin/bfin-uclinux-gcc --version # < git log --format=%s --max-count=1 0d665e7b109d512b7cae3ccef6e8654714887844 # < make -j 48 ARCH=blackfin O=/home/kisskb/slave/build/linus_BF527-AD7160-EVAL_defconfig_bfin CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/bfin-uclinux/bin/bfin-uclinux- BF527-AD7160-EVAL_defconfig # make -j 48 ARCH=blackfin O=/home/kisskb/slave/build/linus_BF527-AD7160-EVAL_defconfig_bfin CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/bfin-uclinux/bin/bfin-uclinux- make[1]: Entering directory '/home/kisskb/slave/build/linus_BF527-AD7160-EVAL_defconfig_bfin' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release GEN ./Makefile WRAP arch/blackfin/include/generated/uapi/asm/auxvec.h WRAP arch/blackfin/include/generated/uapi/asm/bitsperlong.h WRAP arch/blackfin/include/generated/uapi/asm/bpf_perf_event.h WRAP arch/blackfin/include/generated/uapi/asm/errno.h WRAP arch/blackfin/include/generated/uapi/asm/ioctl.h WRAP arch/blackfin/include/generated/uapi/asm/ipcbuf.h WRAP arch/blackfin/include/generated/uapi/asm/mman.h WRAP arch/blackfin/include/generated/uapi/asm/msgbuf.h WRAP arch/blackfin/include/generated/uapi/asm/resource.h WRAP arch/blackfin/include/generated/uapi/asm/kvm_para.h WRAP arch/blackfin/include/generated/uapi/asm/param.h WRAP arch/blackfin/include/generated/uapi/asm/sembuf.h WRAP arch/blackfin/include/generated/uapi/asm/setup.h WRAP arch/blackfin/include/generated/uapi/asm/shmbuf.h WRAP arch/blackfin/include/generated/uapi/asm/shmparam.h CHK include/generated/uapi/linux/version.h WRAP arch/blackfin/include/generated/uapi/asm/socket.h WRAP arch/blackfin/include/generated/uapi/asm/sockios.h WRAP arch/blackfin/include/generated/uapi/asm/statfs.h WRAP arch/blackfin/include/generated/uapi/asm/termbits.h WRAP arch/blackfin/include/generated/uapi/asm/types.h WRAP arch/blackfin/include/generated/uapi/asm/termios.h WRAP arch/blackfin/include/generated/uapi/asm/ucontext.h UPD include/generated/uapi/linux/version.h HOSTCC scripts/basic/bin2c UPD include/config/kernel.release Using /home/kisskb/slave/src as source for kernel WRAP arch/blackfin/include/generated/asm/bugs.h WRAP arch/blackfin/include/generated/asm/current.h WRAP arch/blackfin/include/generated/asm/device.h WRAP arch/blackfin/include/generated/asm/div64.h WRAP arch/blackfin/include/generated/asm/emergency-restart.h WRAP arch/blackfin/include/generated/asm/extable.h WRAP arch/blackfin/include/generated/asm/fb.h WRAP arch/blackfin/include/generated/asm/futex.h WRAP arch/blackfin/include/generated/asm/hw_irq.h WRAP arch/blackfin/include/generated/asm/irq_regs.h WRAP arch/blackfin/include/generated/asm/irq_work.h WRAP arch/blackfin/include/generated/asm/kdebug.h WRAP arch/blackfin/include/generated/asm/kmap_types.h WRAP arch/blackfin/include/generated/asm/kprobes.h WRAP arch/blackfin/include/generated/asm/local.h WRAP arch/blackfin/include/generated/asm/local64.h WRAP arch/blackfin/include/generated/asm/mcs_spinlock.h WRAP arch/blackfin/include/generated/asm/mm-arch-hooks.h WRAP arch/blackfin/include/generated/asm/percpu.h WRAP arch/blackfin/include/generated/asm/pgalloc.h WRAP arch/blackfin/include/generated/asm/preempt.h WRAP arch/blackfin/include/generated/asm/serial.h WRAP arch/blackfin/include/generated/asm/topology.h WRAP arch/blackfin/include/generated/asm/trace_clock.h WRAP arch/blackfin/include/generated/asm/unaligned.h WRAP arch/blackfin/include/generated/asm/user.h WRAP arch/blackfin/include/generated/asm/word-at-a-time.h WRAP arch/blackfin/include/generated/asm/xor.h CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h HOSTCC scripts/kallsyms HOSTCC scripts/pnmtologo HOSTCC scripts/conmakehash CC scripts/mod/empty.o HOSTCC scripts/mod/mk_elfconfig CC scripts/mod/devicetable-offsets.s CHK scripts/mod/devicetable-offsets.h UPD scripts/mod/devicetable-offsets.h MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o HOSTCC scripts/mod/file2alias.o HOSTCC scripts/mod/sumversion.o HOSTLD scripts/mod/modpost CC kernel/bounds.s CHK include/generated/timeconst.h UPD include/generated/timeconst.h CHK include/generated/bounds.h UPD include/generated/bounds.h CC arch/blackfin/kernel/asm-offsets.s CHK include/generated/asm-offsets.h UPD include/generated/asm-offsets.h CALL /home/kisskb/slave/src/scripts/checksyscalls.sh :1269:2: warning: #warning syscall accept4 not implemented [-Wcpp] :1299:2: warning: #warning syscall userfaultfd not implemented [-Wcpp] :1302:2: warning: #warning syscall membarrier not implemented [-Wcpp] :1305:2: warning: #warning syscall mlock2 not implemented [-Wcpp] :1308:2: warning: #warning syscall copy_file_range not implemented [-Wcpp] :1311:2: warning: #warning syscall preadv2 not implemented [-Wcpp] :1314:2: warning: #warning syscall pwritev2 not implemented [-Wcpp] :1317:2: warning: #warning syscall pkey_mprotect not implemented [-Wcpp] :1320:2: warning: #warning syscall pkey_alloc not implemented [-Wcpp] :1323:2: warning: #warning syscall pkey_free not implemented [-Wcpp] :1326:2: warning: #warning syscall statx not implemented [-Wcpp] CC init/main.o CHK include/generated/compile.h CC init/do_mounts.o CC init/do_mounts_rd.o CC init/do_mounts_initrd.o CC init/initramfs.o CC init/calibrate.o CC init/init_task.o HOSTCC usr/gen_init_cpio AS arch/blackfin/kernel/entry.o CC arch/blackfin/kernel/process.o CC arch/blackfin/kernel/bfin_ksyms.o CC arch/blackfin/kernel/signal.o CC arch/blackfin/kernel/ptrace.o CC arch/blackfin/kernel/sys_bfin.o UPD include/generated/compile.h CC arch/blackfin/kernel/irqchip.o CC arch/blackfin/kernel/setup.o CC arch/blackfin/kernel/dma-mapping.o CC arch/blackfin/kernel/traps.o CC arch/blackfin/kernel/flat.o CC arch/blackfin/mm/isram-driver.o AS arch/blackfin/kernel/fixed_code.o CC arch/blackfin/mm/init.o CC arch/blackfin/kernel/reboot.o CC arch/blackfin/mm/sram-alloc.o CC arch/blackfin/mm/maccess.o CC arch/blackfin/kernel/bfin_dma.o CC init/version.o CC arch/blackfin/kernel/cplbinfo.o CC arch/blackfin/kernel/exception.o CC arch/blackfin/kernel/dumpstack.o CC arch/blackfin/kernel/gptimers.o CC arch/blackfin/kernel/early_printk.o LDS arch/blackfin/kernel/vmlinux.lds CC arch/blackfin/kernel/module.o CC arch/blackfin/kernel/bfin_gpio.o CC arch/blackfin/kernel/time-ts.o CC arch/blackfin/kernel/shadow_console.o CC arch/blackfin/kernel/trace.o AS arch/blackfin/mach-common/cache.o CC arch/blackfin/mach-common/cache-c.o AS arch/blackfin/mach-common/entry.o AS arch/blackfin/mach-common/interrupt.o AS arch/blackfin/mach-common/head.o AS arch/blackfin/mach-common/dpmc_modes.o CC arch/blackfin/mach-common/arch_checks.o CC arch/blackfin/mach-common/pm.o CC arch/blackfin/mach-common/ints-priority.o CC arch/blackfin/mach-bf527/dma.o CC arch/blackfin/mach-bf527/ints-priority.o CC arch/blackfin/mach-bf527/boards/ad7160eval.o CC arch/blackfin/kernel/cplb-nompu/cplbinit.o CC arch/blackfin/kernel/cplb-nompu/cplbmgr.o CC kernel/exec_domain.o CC kernel/cpu.o CC kernel/exit.o CC kernel/fork.o CC kernel/resource.o CC kernel/sysctl.o CC kernel/panic.o CC kernel/softirq.o CC kernel/sysctl_binary.o CC kernel/capability.o CC kernel/task_work.o CC kernel/umh.o CC kernel/workqueue.o CC kernel/sys.o CC kernel/signal.o CC kernel/user.o CC kernel/ptrace.o CC kernel/pid.o CC kernel/extable.o GEN usr/initramfs_data.cpio CC kernel/params.o CC kernel/sys_ni.o CC kernel/kthread.o AR certs/built-in.o CC kernel/nsproxy.o CC kernel/ksysfs.o CC kernel/notifier.o AR arch/blackfin/mm/built-in.o CC kernel/reboot.o CC kernel/cred.o CC mm/filemap.o AR arch/blackfin/mach-bf527/built-in.o CC kernel/async.o CC mm/mempool.o CC kernel/range.o CC kernel/smpboot.o CC mm/oom_kill.o CC mm/page_alloc.o CC mm/maccess.o CC kernel/ucount.o CC fs/open.o AR arch/blackfin/kernel/cplb-nompu/built-in.o AS usr/initramfs_data.o CC ipc/util.o CC ipc/msgutil.o AR arch/blackfin/mach-common/built-in.o CC ipc/msg.o CC security/commoncap.o AR usr/built-in.o CC kernel/kmod.o AR arch/blackfin/mach-bf527/boards/built-in.o CC mm/page-writeback.o CC fs/read_write.o CC kernel/groups.o AR crypto/built-in.o CC block/bio.o CC block/elevator.o AR init/mounts.o AR arch/blackfin/kernel/built-in.o CC kernel/bpf/core.o CC kernel/irq/irqdesc.o AR drivers/amba/built-in.o AR kernel/livepatch/built-in.o AR init/built-in.o CC kernel/power/qos.o CC kernel/locking/mutex.o AR drivers/auxdisplay/built-in.o CC kernel/printk/printk.o CC kernel/sched/core.o CC kernel/freezer.o CC kernel/rcu/update.o CC kernel/time/time.o AR sound/built-in.o CC ipc/sem.o CC kernel/futex.o CC kernel/up.o CC kernel/uid16.o CC drivers/base/component.o CC kernel/module.o CC mm/readahead.o GZIP kernel/config_data.gz CC kernel/kallsyms.o CC kernel/hung_task.o CC mm/swap.o CC kernel/utsname_sysctl.o CC kernel/elfcore.o CC kernel/irq_work.o CC kernel/memremap.o CHK kernel/config_data.h CC kernel/time/timer.o AR firmware/built-in.o UPD kernel/config_data.h CC kernel/configs.o CC ipc/shm.o CC kernel/irq/handle.o CC mm/truncate.o CC net/socket.o CC mm/vmscan.o CC lib/lockref.o CC lib/bcd.o CC lib/div64.o CC kernel/irq/manage.o AR net/802/built-in.o CC lib/sort.o CC net/bpf/test_run.o CC lib/parser.o CC kernel/irq/spurious.o CC lib/debug_locks.o CC mm/shmem.o CC kernel/power/main.o CC kernel/irq/resend.o CC lib/random32.o CC ipc/syscall.o In file included from /home/kisskb/slave/src/kernel/memremap.c:21:0: /home/kisskb/slave/src/include/linux/swapops.h: In function 'swp_entry_to_pmd': /home/kisskb/slave/src/include/linux/swapops.h:316:2: warning: missing braces around initializer [-Wmissing-braces] /home/kisskb/slave/src/include/linux/swapops.h:316:2: warning: (near initialization for '(anonymous).pmd') [-Wmissing-braces] CC fs/file_table.o CC ipc/ipc_sysctl.o CC drivers/base/core.o CC kernel/power/console.o CC drivers/base/bus.o AR security/built-in.o CC kernel/power/process.o CC lib/bust_spinlocks.o CC kernel/locking/semaphore.o CC lib/kasprintf.o CC block/blk-core.o CC kernel/rcu/srcutree.o CC kernel/rcu/sync.o CC kernel/rcu/tree.o CC lib/bitmap.o CC block/blk-tag.o In file included from /home/kisskb/slave/src/mm/vmscan.c:56:0: /home/kisskb/slave/src/include/linux/swapops.h: In function 'swp_entry_to_pmd': /home/kisskb/slave/src/include/linux/swapops.h:316:2: warning: missing braces around initializer [-Wmissing-braces] /home/kisskb/slave/src/include/linux/swapops.h:316:2: warning: (near initialization for '(anonymous).pmd') [-Wmissing-braces] CC drivers/block/brd.o CC kernel/time/hrtimer.o CC block/blk-sysfs.o CC arch/blackfin/lib/ashldi3.o /home/kisskb/slave/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /home/kisskb/slave/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] CC arch/blackfin/lib/ashrdi3.o CC kernel/time/timekeeping.o CC lib/scatterlist.o CC kernel/power/suspend.o CC kernel/irq/chip.o CC mm/util.o CC lib/gcd.o CC kernel/irq/dummychip.o CC kernel/time/ntp.o CC mm/mmzone.o CC mm/vmstat.o AS arch/blackfin/lib/divsi3.o CC lib/lcm.o CC kernel/irq/devres.o CC fs/super.o AS arch/blackfin/lib/ins.o CC kernel/rcu/rcu_segcblist.o CC kernel/time/clocksource.o CC kernel/time/jiffies.o CC lib/list_sort.o CC lib/uuid.o AR net/bpf/built-in.o CC lib/flex_array.o CC mm/backing-dev.o CC arch/blackfin/lib/lshrdi3.o /home/kisskb/slave/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /home/kisskb/slave/src/kernel/rcu/srcutree.c:100:33: warning: 'levelspread[]' may be used uninitialized in this function [-Wuninitialized] /home/kisskb/slave/src/kernel/rcu/srcutree.c:67:6: note: 'levelspread[]' was declared here CC fs/char_dev.o CC net/core/sock.o CC kernel/irq/autoprobe.o CC mm/mm_init.o CC lib/iov_iter.o CC lib/clz_ctz.o CC lib/bsearch.o AS arch/blackfin/lib/memchr.o CC kernel/locking/rwsem.o CC kernel/locking/percpu-rwsem.o CC kernel/irq/irqdomain.o CC lib/find_bit.o CC lib/llist.o CC lib/memweight.o CC kernel/irq/proc.o AS arch/blackfin/lib/memcmp.o CC lib/kfifo.o AR kernel/bpf/built-in.o In file included from /home/kisskb/slave/src/mm/util.c:12:0: /home/kisskb/slave/src/include/linux/swapops.h: In function 'swp_entry_to_pmd': /home/kisskb/slave/src/include/linux/swapops.h:316:2: warning: missing braces around initializer [-Wmissing-braces] /home/kisskb/slave/src/include/linux/swapops.h:316:2: warning: (near initialization for '(anonymous).pmd') [-Wmissing-braces] CC kernel/irq/pm.o CC block/blk-flush.o AR ipc/built-in.o CC lib/percpu_ida.o CC lib/percpu-refcount.o CC lib/rhashtable.o CC kernel/time/timer_list.o CC net/core/request_sock.o AS arch/blackfin/lib/memcpy.o CC drivers/base/dd.o CC kernel/printk/printk_safe.o CC lib/reciprocal_div.o CC kernel/locking/rtmutex.o CC kernel/time/timeconv.o CC mm/mmu_context.o AS arch/blackfin/lib/memmove.o CC lib/once.o CC kernel/time/timecounter.o CC drivers/block/loop.o CC mm/percpu.o CC mm/slab_common.o AR virt/lib/built-in.o AS arch/blackfin/lib/memset.o CC kernel/locking/rwsem-spinlock.o AR kernel/power/built-in.o CC net/ethernet/eth.o CC lib/usercopy.o CC lib/refcount.o CC kernel/time/alarmtimer.o AR virt/built-in.o AS arch/blackfin/lib/modsi3.o CC lib/errseq.o CC kernel/sched/loadavg.o CC mm/compaction.o AS arch/blackfin/lib/muldi3.o CC block/blk-settings.o CC mm/vmacache.o AR kernel/printk/built-in.o CC mm/swap_slots.o CC kernel/time/posix-timers.o CC kernel/time/posix-cpu-timers.o CC mm/interval_tree.o CC lib/string_helpers.o CC kernel/time/posix-clock.o AS arch/blackfin/lib/outs.o CC lib/hexdump.o CC lib/kstrtox.o CC lib/iomap_copy.o AR drivers/bus/built-in.o CC lib/devres.o CC mm/list_lru.o CC mm/workingset.o AS arch/blackfin/lib/smulsi3_highpart.o CC lib/smp_processor_id.o CC kernel/time/itimer.o AR drivers/cdrom/built-in.o AS arch/blackfin/lib/strcmp.o CC mm/debug.o CC drivers/char/mem.o CC mm/nommu.o CC net/core/skbuff.o CC mm/init-mm.o CC drivers/base/syscore.o CC lib/bitrev.o AS arch/blackfin/lib/strcpy.o AR kernel/irq/built-in.o CC fs/stat.o CC lib/crc-itu-t.o CC kernel/time/clockevents.o HOSTCC lib/gen_crc32table CC kernel/time/tick-common.o CC lib/crc7.o CC mm/bootmem.o CC lib/fonts/fonts.o CC mm/fadvise.o AS arch/blackfin/lib/strncmp.o CC lib/lz4/lz4_decompress.o CC fs/exec.o CC net/ipv6/addrconf_core.o CC drivers/base/driver.o CC block/blk-ioc.o CC kernel/sched/clock.o CC lib/lzo/lzo1x_decompress_safe.o AS arch/blackfin/lib/strncpy.o CC lib/xz/xz_dec_syms.o AR kernel/locking/built-in.o CC lib/fonts/font_8x8.o CC lib/zlib_inflate/inffast.o CC mm/dmapool.o CC mm/slab.o CC lib/fonts/font_8x16.o CC lib/syscall.o CC kernel/sched/cputime.o AR kernel/rcu/built-in.o CC lib/nlattr.o CC kernel/sched/idle_task.o AS arch/blackfin/lib/udivsi3.o CC drivers/base/class.o CC fs/pipe.o CC lib/checksum.o CC lib/atomic64.o AR net/ethernet/built-in.o CC drivers/base/platform.o AS arch/blackfin/lib/umodsi3.o CC lib/dynamic_queue_limits.o CC block/blk-map.o CC net/netlink/af_netlink.o CC drivers/base/cpu.o CC lib/net_utils.o CC lib/sbitmap.o AS arch/blackfin/lib/umulsi3_highpart.o CC drivers/base/firmware.o CC lib/argv_split.o CC drivers/base/init.o CC lib/xz/xz_dec_stream.o AR lib/lzo/lzo_decompress.o CC lib/zlib_inflate/inflate.o AR lib/lzo/built-in.o CC lib/zlib_inflate/infutil.o AR arch/blackfin/lib/lib.a CC kernel/sched/fair.o CC lib/bug.o CC drivers/base/map.o EXPORTS arch/blackfin/lib/lib-ksyms.o CC lib/chacha20.o CC lib/cmdline.o CC lib/ctype.o AR lib/fonts/font.o CC drivers/char/random.o AR arch/blackfin/lib/built-in.o CC drivers/char/misc.o AR lib/fonts/built-in.o CC block/blk-exec.o CC drivers/base/devres.o CC lib/dec_and_lock.o CC kernel/sched/rt.o CC drivers/base/attribute_container.o CC lib/decompress.o AR drivers/char/agp/built-in.o CC lib/decompress_bunzip2.o CC lib/decompress_inflate.o CC drivers/base/transport_class.o AR drivers/char/ipmi/built-in.o CC lib/decompress_unlz4.o CC lib/decompress_unlzma.o CC lib/zlib_inflate/inftrees.o CC block/blk-merge.o CC fs/namei.o AR drivers/clk/bcm/built-in.o CC drivers/base/topology.o CC drivers/base/container.o CC lib/decompress_unlzo.o CC lib/decompress_unxz.o AR drivers/clocksource/built-in.o AR drivers/clk/imgtec/built-in.o CC net/ipv6/exthdrs_core.o CC lib/dump_stack.o CC drivers/base/property.o AR drivers/firewire/built-in.o CC lib/xz/xz_dec_lzma2.o CC net/sched/sch_generic.o CC lib/earlycpio.o CC kernel/sched/deadline.o CC net/unix/af_unix.o AR drivers/clk/mvebu/built-in.o CC lib/extable.o CC lib/flex_proportions.o AR drivers/firmware/broadcom/built-in.o AR kernel/time/built-in.o CC lib/zlib_inflate/inflate_syms.o CC drivers/base/cacheinfo.o AR drivers/clk/renesas/built-in.o AR drivers/firmware/meson/built-in.o CC net/ipv6/ip6_checksum.o CC lib/int_sqrt.o CC lib/idr.o CC net/ipv6/ip6_icmp.o AR drivers/clk/ti/built-in.o CC net/sched/sch_mq.o AR drivers/block/built-in.o AR drivers/firmware/tegra/built-in.o CC lib/irq_regs.o CC block/blk-softirq.o AR drivers/clk/built-in.o CC drivers/gpio/devres.o AR drivers/firmware/built-in.o CC lib/is_single_threaded.o CC net/core/datagram.o CC lib/klist.o CC net/unix/garbage.o CC lib/kobject.o CC drivers/base/power/sysfs.o CC lib/kobject_uevent.o CC lib/nmi_backtrace.o CC lib/nodemask.o CC drivers/base/dma-mapping.o AR drivers/gpu/drm/amd/lib/built-in.o AR drivers/base/test/built-in.o CC drivers/hid/hid-core.o CC lib/plist.o AR lib/zlib_inflate/zlib_inflate.o CC lib/radix-tree.o CC block/blk-timeout.o AR lib/zlib_inflate/built-in.o CC drivers/base/firmware_class.o CC fs/fcntl.o CC lib/ratelimit.o AR drivers/gpu/drm/bridge/synopsys/built-in.o CC fs/ioctl.o CC lib/rbtree.o CC drivers/base/module.o AR drivers/gpu/drm/bridge/built-in.o CC lib/seq_buf.o CC lib/sha1.o CC lib/show_mem.o CC lib/siphash.o CC lib/string.o AR drivers/gpu/drm/hisilicon/built-in.o CC lib/timerqueue.o CC kernel/sched/wait.o AR drivers/gpu/drm/i2c/built-in.o CC lib/vsprintf.o CC lib/win_minmax.o CC [M] lib/crc-ccitt.o CC drivers/gpio/gpiolib.o GEN lib/crc32table.h CC lib/crc32.o AR drivers/gpu/drm/omapdrm/displays/built-in.o AR drivers/gpu/drm/panel/built-in.o CC lib/xz/xz_dec_bcj.o AR drivers/gpu/drm/tilcdc/built-in.o AR drivers/gpu/drm/omapdrm/dss/built-in.o CC kernel/sched/wait_bit.o CC drivers/gpio/gpiolib-legacy.o CC drivers/gpio/gpiolib-devprop.o CC block/blk-lib.o CC kernel/sched/completion.o CC drivers/base/power/generic_ops.o CC kernel/sched/swait.o AR drivers/gpu/drm/omapdrm/built-in.o CC drivers/base/power/common.o CC drivers/gpio/gpiolib-sysfs.o CC drivers/base/power/qos.o CC net/core/stream.o CC drivers/base/power/runtime.o CC drivers/base/power/wakeirq.o CC block/blk-mq.o CC net/core/scm.o CC drivers/hid/hid-input.o AR net/ipv6/built-in.o AR drivers/gpu/drm/built-in.o AR mm/built-in.o CC net/sysctl_net.o CC net/core/gen_stats.o CC net/core/gen_estimator.o CC net/core/net_namespace.o CC net/core/secure_seq.o CC net/core/flow_dissector.o CC kernel/sched/idle.o CC drivers/base/power/main.o AR drivers/gpu/vga/built-in.o CC net/core/sysctl_net_core.o AR drivers/gpu/built-in.o AR drivers/char/built-in.o CC fs/readdir.o CC kernel/sched/membarrier.o CC block/blk-mq-tag.o AR drivers/hwtracing/intel_th/built-in.o CC net/core/dev.o CC net/core/ethtool.o CC net/unix/sysctl_net_unix.o AR net/sched/built-in.o CC drivers/i2c/i2c-boardinfo.o CC net/core/dev_addr_lists.o AR drivers/idle/built-in.o CC drivers/i2c/i2c-core-base.o CC drivers/i2c/i2c-core-smbus.o CC drivers/base/power/wakeup.o CC drivers/input/input.o AR lib/xz/xz_dec.o CC drivers/input/input-compat.o CC drivers/i2c/algos/i2c-algo-bit.o AR lib/xz/built-in.o CC drivers/input/ff-core.o CC drivers/input/input-mt.o CC net/core/dst.o CC drivers/input/evdev.o CC net/core/netevent.o CC drivers/input/touchscreen/of_touchscreen.o CC net/netlink/genetlink.o CC fs/select.o CC drivers/i2c/busses/i2c-bfin-twi.o CC fs/dcache.o AR lib/lz4/built-in.o CC net/core/neighbour.o AR drivers/i2c/muxes/built-in.o CC net/core/rtnetlink.o CC net/core/utils.o CC net/core/link_watch.o CC net/core/filter.o CC net/core/sock_diag.o CC net/core/dev_ioctl.o CC net/core/tso.o CC net/core/sock_reuseport.o CC net/core/fib_notifier.o CC net/core/net-sysfs.o CC net/core/net-procfs.o CC fs/inode.o CC block/blk-stat.o AR kernel/sched/built-in.o CC fs/attr.o CC block/blk-mq-sysfs.o CC drivers/hid/hid-generic.o AR drivers/i2c/algos/built-in.o AR kernel/built-in.o AR drivers/input/touchscreen/built-in.o CC fs/bad_inode.o CC fs/file.o CC fs/filesystems.o AR drivers/irqchip/built-in.o CC fs/namespace.o CC block/blk-mq-cpumap.o CC block/blk-mq-sched.o CC block/ioctl.o CC fs/seq_file.o AR drivers/macintosh/built-in.o AR net/unix/unix.o AR net/unix/built-in.o CC fs/xattr.o AR drivers/mfd/built-in.o AR drivers/media/common/b2c2/built-in.o AR drivers/media/common/saa7146/built-in.o AR drivers/media/common/v4l2-tpg/built-in.o AR drivers/media/common/siano/built-in.o AR drivers/misc/eeprom/built-in.o AR drivers/misc/cb710/built-in.o AR drivers/misc/lis3lv02d/built-in.o AR drivers/media/common/built-in.o CC fs/libfs.o CC block/genhd.o AR drivers/misc/mic/bus/built-in.o AR drivers/misc/ti-st/built-in.o CC fs/fs-writeback.o CC fs/pnode.o CC block/partition-generic.o CC fs/splice.o AR drivers/misc/mic/built-in.o CC fs/sync.o AR drivers/media/firewire/built-in.o CC fs/utimes.o AR drivers/misc/built-in.o AR drivers/media/i2c/soc_camera/built-in.o AR drivers/base/power/built-in.o CC block/ioprio.o CC block/badblocks.o AR drivers/i2c/busses/built-in.o AR drivers/base/built-in.o AR drivers/media/i2c/built-in.o AR drivers/media/mmc/siano/built-in.o CC drivers/mmc/core/core.o CC drivers/mmc/core/bus.o AR drivers/media/mmc/built-in.o CC drivers/net/Space.o CC drivers/net/loopback.o CC drivers/mmc/host/mmc_spi.o CC block/partitions/check.o AR drivers/media/pci/b2c2/built-in.o CC block/noop-iosched.o AR drivers/media/platform/blackfin/built-in.o AR drivers/net/phy/built-in.o AR drivers/i2c/i2c-core.o AR drivers/media/platform/davinci/built-in.o AR drivers/gpio/built-in.o AR drivers/media/platform/omap/built-in.o AR drivers/media/platform/meson/built-in.o AR drivers/i2c/built-in.o CC block/partitions/msdos.o AR drivers/media/pci/ddbridge/built-in.o AR drivers/nfc/built-in.o AR drivers/media/rc/keymaps/built-in.o AR drivers/media/platform/stm32/built-in.o CC fs/stack.o CC drivers/mmc/core/host.o CC block/partitions/efi.o AR drivers/media/pci/dm1105/built-in.o AR drivers/media/rc/built-in.o AR drivers/pci/dwc/built-in.o AR drivers/nvme/host/built-in.o AR drivers/media/pci/mantis/built-in.o AR drivers/media/platform/built-in.o CC fs/fs_struct.o AR drivers/input/input-core.o AR net/netlink/built-in.o AR drivers/platform/built-in.o AR drivers/nvme/target/built-in.o CC block/kyber-iosched.o CC block/mq-deadline.o CC block/cfq-iosched.o AR drivers/power/built-in.o AR drivers/media/pci/netup_unidvb/built-in.o AR drivers/media/pci/ngene/built-in.o AR drivers/media/tuners/built-in.o AR drivers/media/spi/built-in.o AR drivers/input/built-in.o AR drivers/nvme/built-in.o AR drivers/media/pci/pluto2/built-in.o AR drivers/media/pci/pt1/built-in.o CC fs/statfs.o CC fs/fs_pin.o AR drivers/media/usb/b2c2/built-in.o AR drivers/ptp/built-in.o AR drivers/pwm/built-in.o AR drivers/media/pci/pt3/built-in.o AR drivers/soc/bcm/built-in.o CC fs/nsfs.o AR drivers/soc/fsl/built-in.o AR drivers/media/pci/saa7146/built-in.o CC drivers/mmc/core/mmc.o AR lib/lib.a CC drivers/spi/spi.o AR drivers/media/usb/dvb-usb/built-in.o CC fs/buffer.o CC drivers/tty/tty_io.o AR drivers/media/pci/ttpci/built-in.o AR drivers/media/pci/smipcie/built-in.o AR drivers/soc/mediatek/built-in.o CC fs/block_dev.o EXPORTS lib/lib-ksyms.o CC drivers/usb/common/common.o AR drivers/soc/renesas/built-in.o CC drivers/usb/gadget/usbstring.o AR drivers/media/pci/built-in.o AR drivers/media/usb/s2255/built-in.o AR drivers/media/usb/dvb-usb-v2/built-in.o AR drivers/soc/built-in.o CC drivers/usb/gadget/epautoconf.o AR lib/built-in.o CC drivers/usb/gadget/config.o CC drivers/usb/gadget/composite.o AR drivers/media/usb/siano/built-in.o AR drivers/media/usb/ttusb-budget/built-in.o AR drivers/media/usb/stkwebcam/built-in.o CC fs/direct-io.o AR drivers/media/usb/ttusb-dec/built-in.o AR drivers/video/backlight/built-in.o CC drivers/spi/spi-bfin5xx.o CC drivers/usb/gadget/functions.o AR drivers/media/usb/zr364xx/built-in.o CC drivers/video/console/dummycon.o CC drivers/mmc/core/mmc_ops.o CC fs/mpage.o CC drivers/mmc/core/sd.o CC drivers/video/logo/logo.o LOGO drivers/video/logo/logo_blackfin_clut224.c CC drivers/usb/musb/musb_core.o CC drivers/usb/musb/musb_trace.o AR drivers/media/usb/built-in.o LOGO drivers/video/logo/logo_superh_mono.c CC drivers/video/fbdev/core/fb_cmdline.o LOGO drivers/video/logo/logo_linux_mono.c LOGO drivers/video/logo/logo_superh_vga16.c CC fs/proc_namespace.o CC drivers/usb/gadget/configfs.o CC drivers/usb/gadget/u_f.o LOGO drivers/video/logo/clut_vga16.c AR drivers/net/built-in.o LOGO drivers/video/logo/logo_linux_vga16.c CC fs/configfs/inode.o AR drivers/mmc/host/built-in.o CC fs/configfs/file.o LOGO drivers/video/logo/logo_blackfin_vga16.c CC drivers/usb/musb/musb_gadget_ep0.o LOGO drivers/video/logo/logo_spe_clut224.c AR drivers/media/built-in.o CC fs/devpts/inode.o AR fs/exofs/built-in.o LOGO drivers/video/logo/logo_mac_clut224.c CC fs/configfs/dir.o CC drivers/mmc/core/sd_ops.o CC drivers/usb/gadget/function/f_acm.o CC fs/exportfs/expfs.o CC drivers/usb/musb/musb_gadget.o CC fs/ext2/balloc.o LOGO drivers/video/logo/logo_superh_clut224.c AR drivers/usb/common/usb-common.o CC fs/fat/cache.o CC drivers/mmc/core/sdio.o LOGO drivers/video/logo/logo_sun_clut224.c CC fs/kernfs/mount.o AR drivers/usb/common/built-in.o CC fs/nls/nls_base.o CC drivers/mmc/core/sdio_ops.o CC fs/fat/dir.o LOGO drivers/video/logo/logo_linux_clut224.c AR drivers/video/console/built-in.o LOGO drivers/video/logo/logo_dec_clut224.c LOGO drivers/video/logo/logo_parisc_clut224.c LOGO drivers/video/logo/logo_m32r_clut224.c LOGO drivers/video/logo/logo_sgi_clut224.c AR drivers/usb/phy/built-in.o CC drivers/video/logo/logo_blackfin_clut224.o CC drivers/usb/gadget/legacy/serial.o CC fs/fat/fatent.o CC drivers/usb/gadget/udc/core.o CC fs/configfs/symlink.o CC fs/configfs/mount.o CC fs/configfs/item.o AR drivers/video/logo/built-in.o CC fs/proc/nommu.o CC fs/notify/fsnotify.o CC fs/proc/task_nommu.o AR block/partitions/built-in.o CC fs/kernfs/inode.o CC drivers/video/fbdev/core/fb_notify.o CC fs/kernfs/dir.o CC drivers/mmc/core/sdio_bus.o CC fs/ext2/dir.o CC drivers/mmc/core/sdio_cis.o AR drivers/hid/hid.o AR fs/quota/built-in.o AR drivers/hid/built-in.o CC fs/kernfs/file.o CC fs/nls/nls_cp437.o CC fs/ramfs/inode.o AR fs/exportfs/exportfs.o CC drivers/mmc/core/sdio_io.o CC drivers/usb/gadget/function/u_serial.o AR fs/exportfs/built-in.o CC fs/sysfs/dir.o CC fs/sysfs/file.o CC fs/eventpoll.o CC drivers/mmc/core/sdio_irq.o CC fs/anon_inodes.o CC drivers/mmc/core/slot-gpio.o CC fs/signalfd.o CC drivers/mmc/core/block.o CC fs/fat/file.o CC fs/kernfs/symlink.o CC fs/timerfd.o AR drivers/usb/gadget/legacy/g_serial.o CC fs/nls/nls_iso8859-1.o AR fs/devpts/devpts.o AR drivers/usb/gadget/legacy/built-in.o CC drivers/mmc/core/queue.o CC fs/fat/inode.o CC fs/proc/inode.o CC fs/proc/root.o CC fs/fat/misc.o CC fs/fat/nfs.o CC fs/eventfd.o AR fs/devpts/built-in.o CC fs/locks.o CC drivers/tty/n_tty.o CC fs/ext2/file.o AR drivers/usb/gadget/libcomposite.o CC drivers/video/fbdev/core/fbmem.o CC fs/proc/base.o CC fs/notify/notification.o CC fs/fat/namei_vfat.o CC fs/proc/generic.o CC drivers/tty/tty_ioctl.o CC fs/notify/group.o CC fs/ramfs/file-nommu.o CC fs/binfmt_script.o AR fs/nls/built-in.o CC drivers/tty/tty_ldisc.o CC fs/binfmt_elf_fdpic.o CC fs/sysfs/symlink.o CC fs/binfmt_flat.o CC fs/sysfs/mount.o CC fs/ext2/ialloc.o CC drivers/usb/gadget/udc/trace.o AR fs/configfs/configfs.o CC fs/sysfs/group.o CC fs/coredump.o CC fs/ext2/inode.o AR fs/configfs/built-in.o CC fs/ext2/ioctl.o CC fs/drop_caches.o CC fs/fhandle.o AR drivers/mmc/core/mmc_core.o CC drivers/usb/gadget/function/f_serial.o CC fs/ext2/namei.o CC drivers/usb/gadget/function/f_obex.o CC fs/proc/array.o CC fs/fat/namei_msdos.o AR drivers/usb/musb/musb_hdrc.o CC fs/proc/fd.o AR drivers/spi/built-in.o CC fs/proc/proc_tty.o CC fs/proc/cmdline.o CC drivers/tty/tty_buffer.o AR drivers/usb/musb/built-in.o AR fs/kernfs/built-in.o AR drivers/usb/gadget/function/usb_f_acm.o CC drivers/tty/tty_port.o CC drivers/tty/tty_mutex.o CC fs/ext2/symlink.o CC drivers/tty/tty_ldsem.o CC fs/ext2/super.o CC fs/notify/mark.o AR fs/ramfs/ramfs.o CC fs/notify/fdinfo.o CC fs/proc/consoles.o AR fs/sysfs/built-in.o AR fs/ramfs/built-in.o AR drivers/video/fbdev/omap2/omapfb/dss/built-in.o AR drivers/video/fbdev/omap2/omapfb/displays/built-in.o AR fs/notify/dnotify/built-in.o CC fs/proc/cpuinfo.o CC drivers/video/fbdev/core/fbmon.o AR drivers/video/fbdev/omap2/omapfb/built-in.o AR drivers/usb/gadget/udc/udc-core.o AR fs/notify/fanotify/built-in.o CC drivers/tty/tty_baudrate.o CC drivers/video/fbdev/core/fbcmap.o AR drivers/video/fbdev/omap2/built-in.o CC fs/proc/devices.o AR drivers/usb/gadget/udc/built-in.o CC fs/notify/inotify/inotify_fsnotify.o CC fs/proc/loadavg.o CC drivers/tty/tty_jobctrl.o CC fs/proc/interrupts.o CC fs/notify/inotify/inotify_user.o CC drivers/tty/n_null.o CC drivers/tty/pty.o CC drivers/video/fbdev/core/fbsysfs.o AR drivers/tty/ipwireless/built-in.o CC fs/proc/meminfo.o CC drivers/tty/serial/serial_core.o CC drivers/tty/serial/bfin_uart.o AR drivers/usb/gadget/function/usb_f_serial.o CC drivers/tty/vt/vt_ioctl.o AR drivers/usb/gadget/function/usb_f_obex.o CC fs/proc/stat.o AR block/built-in.o CC drivers/video/fbdev/core/modedb.o CC drivers/tty/vt/vc_screen.o CC fs/proc/uptime.o CC fs/proc/util.o AR drivers/usb/gadget/function/built-in.o AR net/core/built-in.o AR fs/fat/msdos.o CC fs/proc/version.o AR drivers/usb/gadget/built-in.o CC drivers/tty/vt/selection.o AR net/built-in.o CC fs/proc/softirqs.o CC fs/proc/namespaces.o CC fs/proc/self.o CC drivers/tty/vt/keyboard.o CC fs/proc/thread_self.o CC drivers/video/fbdev/core/fbcvt.o CC fs/proc/proc_sysctl.o CC drivers/video/fbdev/core/fbcon.o AR drivers/usb/built-in.o CC fs/proc/kmsg.o CC fs/proc/proc_net.o CC drivers/video/fbdev/core/bitblit.o CC drivers/tty/vt/consolemap.o CC drivers/video/fbdev/core/softcursor.o AR fs/fat/vfat.o CC drivers/tty/vt/vt.o CONMK drivers/tty/vt/consolemap_deftbl.c SHIPPED drivers/tty/vt/defkeymap.c CC drivers/tty/vt/consolemap_deftbl.o CC drivers/tty/vt/defkeymap.o AR fs/fat/fat.o AR fs/fat/built-in.o AR drivers/mmc/core/mmc_block.o AR drivers/mmc/core/built-in.o AR drivers/mmc/built-in.o AR fs/notify/inotify/built-in.o AR fs/notify/built-in.o AR fs/ext2/ext2.o AR fs/ext2/built-in.o AR fs/proc/proc.o AR fs/proc/built-in.o AR fs/built-in.o AR drivers/tty/serial/built-in.o AR drivers/video/fbdev/core/fb.o AR drivers/video/fbdev/core/built-in.o AR drivers/video/fbdev/built-in.o AR drivers/video/built-in.o AR drivers/tty/vt/built-in.o AR drivers/tty/built-in.o AR drivers/built-in.o GEN .version CHK include/generated/compile.h AR built-in.o LD vmlinux.o MODPOST vmlinux.o KSYM .tmp_kallsyms1.o KSYM .tmp_kallsyms2.o LD vmlinux SYSMAP System.map OBJCOPY arch/blackfin/boot/vmlinux.bin Building modules, stage 2. GZIP arch/blackfin/boot/vmlinux.bin.gz MODPOST 1 modules CC lib/crc-ccitt.mod.o LD [M] lib/crc-ccitt.ko UIMAGE arch/blackfin/boot/uImage.gz Image Name: bf527-0.2-4.15.0-rc9-g0d665e7 Created: Tue Jan 23 06:58:43 2018 Image Type: Blackfin Linux Kernel Image (gzip compressed) Data Size: 1519404 Bytes = 1483.79 kB = 1.45 MB Load Address: 00001000 Entry Point: 0028f298 make[1]: Leaving directory '/home/kisskb/slave/build/linus_BF527-AD7160-EVAL_defconfig_bfin' Completed OK # rm -rf /home/kisskb/slave/build/linus_BF527-AD7160-EVAL_defconfig_bfin # Build took: 0:00:20.219200