# git rev-parse -q --verify b39ab98e2f4728d98973fd1bc531e3c4cbccb21c^{commit} b39ab98e2f4728d98973fd1bc531e3c4cbccb21c already have revision, skipping fetch # git checkout -q -f -B kisskb b39ab98e2f4728d98973fd1bc531e3c4cbccb21c # git clean -qxdf # git log -1 commit b39ab98e2f4728d98973fd1bc531e3c4cbccb21c Author: Linus Torvalds Date: Mon Oct 30 10:09:56 2017 -0700 Mark 'ioremap_page_range()' as possibly sleeping It turns out that some drivers seem to think it's ok to remap page ranges from within interrupts and even NMI's. That is definitely not the case, since the page table build-up is simply not interrupt-safe. This showed up in the zero-day robot that reported it for the ACPI APEI GHES ("Generic Hardware Error Source") driver. Normally it had been hidden by the fact that no page table operations had been needed because the vmalloc area had been set up by other things. Apparently due to a recent change to the GHEI driver: commit 77b246b32b2c ("acpi: apei: check for pending errors when probing GHES entries") 0day actually caught a case during bootup whenthe ioremap called down to page allocation. But that recent change only showed the symptom, it wasn't the root cause of the problem. Hopefully it is limited to just that one driver. If you need to access random physical memory, you either need to ioremap in process context, or you need to use the FIXMAP facility to set one particular fixmap entry to the required mapping - that can be done safely. Cc: Borislav Petkov Cc: Len Brown Cc: Tony Luck Cc: Fengguang Wu Cc: Tyler Baicar Cc: Will Deacon 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 b39ab98e2f4728d98973fd1bc531e3c4cbccb21c # < make -j 48 ARCH=blackfin O=/home/kisskb/slave/build/linus_CM-BF537U_defconfig_bfin CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/bfin-uclinux/bin/bfin-uclinux- CM-BF537U_defconfig # make -j 48 ARCH=blackfin O=/home/kisskb/slave/build/linus_CM-BF537U_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_CM-BF537U_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/errno.h WRAP arch/blackfin/include/generated/uapi/asm/ioctl.h CHK include/generated/uapi/linux/version.h WRAP arch/blackfin/include/generated/uapi/asm/ipcbuf.h WRAP arch/blackfin/include/generated/uapi/asm/kvm_para.h UPD include/generated/uapi/linux/version.h WRAP arch/blackfin/include/generated/uapi/asm/mman.h WRAP arch/blackfin/include/generated/uapi/asm/param.h WRAP arch/blackfin/include/generated/uapi/asm/resource.h WRAP arch/blackfin/include/generated/uapi/asm/msgbuf.h WRAP arch/blackfin/include/generated/uapi/asm/setup.h WRAP arch/blackfin/include/generated/uapi/asm/sembuf.h WRAP arch/blackfin/include/generated/uapi/asm/shmbuf.h WRAP arch/blackfin/include/generated/uapi/asm/socket.h WRAP arch/blackfin/include/generated/uapi/asm/shmparam.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/termios.h WRAP arch/blackfin/include/generated/uapi/asm/types.h WRAP arch/blackfin/include/generated/uapi/asm/ucontext.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/user.h WRAP arch/blackfin/include/generated/asm/unaligned.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 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 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/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 HOSTCC usr/gen_init_cpio CC init/init_task.o UPD include/generated/compile.h CC init/version.o CC arch/blackfin/mm/sram-alloc.o CC arch/blackfin/mm/isram-driver.o CC arch/blackfin/kernel/process.o CC arch/blackfin/mm/maccess.o CC arch/blackfin/kernel/bfin_ksyms.o AS arch/blackfin/kernel/entry.o CC arch/blackfin/kernel/ptrace.o CC arch/blackfin/mm/init.o CC arch/blackfin/kernel/setup.o CC arch/blackfin/kernel/signal.o CC arch/blackfin/kernel/irqchip.o CC arch/blackfin/kernel/sys_bfin.o CC arch/blackfin/kernel/traps.o AS arch/blackfin/kernel/fixed_code.o CC arch/blackfin/kernel/reboot.o CC arch/blackfin/kernel/dma-mapping.o CC arch/blackfin/kernel/flat.o CC arch/blackfin/kernel/dumpstack.o CC arch/blackfin/kernel/exception.o CC arch/blackfin/kernel/time-ts.o CC arch/blackfin/kernel/debug-mmrs.o CC arch/blackfin/kernel/cplbinfo.o LDS arch/blackfin/kernel/vmlinux.lds CC arch/blackfin/kernel/trace.o CC arch/blackfin/kernel/bfin_dma.o CC arch/blackfin/kernel/shadow_console.o CC arch/blackfin/kernel/early_printk.o CC arch/blackfin/kernel/module.o CC arch/blackfin/kernel/bfin_gpio.o AS arch/blackfin/mach-common/head.o AS arch/blackfin/mach-common/interrupt.o CC arch/blackfin/mach-common/arch_checks.o AS arch/blackfin/mach-common/cache.o CC arch/blackfin/mach-common/cache-c.o AS arch/blackfin/mach-common/entry.o CC arch/blackfin/mach-bf537/dma.o CC arch/blackfin/mach-bf537/ints-priority.o CC arch/blackfin/mach-common/ints-priority.o CC arch/blackfin/mach-bf537/boards/cm_bf537u.o CC arch/blackfin/mach-common/pm.o AS arch/blackfin/mach-common/dpmc_modes.o CC arch/blackfin/kernel/cplb-nompu/cplbinit.o CC arch/blackfin/kernel/cplb-nompu/cplbmgr.o AR certs/built-in.o GEN usr/initramfs_data.cpio CC mm/swap.o CC mm/page_alloc.o CC mm/maccess.o CC mm/oom_kill.o CC mm/mempool.o CC mm/vmscan.o CC mm/filemap.o CC mm/shmem.o CC mm/page-writeback.o CC mm/util.o CC mm/mmzone.o CC mm/readahead.o CC mm/vmstat.o CC mm/truncate.o CC mm/backing-dev.o CC mm/mm_init.o AR arch/blackfin/kernel/cplb-nompu/built-in.o CC mm/percpu.o CC mm/slab_common.o CC mm/mmu_context.o CC mm/compaction.o AR arch/blackfin/mach-bf537/built-in.o CC mm/list_lru.o CC mm/swap_slots.o CC mm/vmacache.o CC mm/interval_tree.o CC mm/debug.o CC mm/workingset.o CC ipc/util.o CC ipc/msg.o CC mm/nommu.o AS usr/initramfs_data.o CC ipc/msgutil.o CC ipc/shm.o CC ipc/sem.o AR arch/blackfin/mach-common/built-in.o CC security/commoncap.o AR arch/blackfin/mach-bf537/boards/built-in.o CC mm/init-mm.o AR usr/built-in.o CC fs/open.o CC fs/read_write.o CC kernel/fork.o AR arch/blackfin/mm/built-in.o CC fs/file_table.o CC ipc/syscall.o CC mm/bootmem.o CC fs/super.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:294:2: warning: missing braces around initializer [-Wmissing-braces] /home/kisskb/slave/src/include/linux/swapops.h:294:2: warning: (near initialization for '(anonymous).pmd') [-Wmissing-braces] AR init/mounts.o CC mm/fadvise.o AR init/built-in.o In file included from /home/kisskb/slave/src/mm/vmscan.c:55:0: /home/kisskb/slave/src/include/linux/swapops.h: In function 'swp_entry_to_pmd': /home/kisskb/slave/src/include/linux/swapops.h:294:2: warning: missing braces around initializer [-Wmissing-braces] /home/kisskb/slave/src/include/linux/swapops.h:294:2: warning: (near initialization for '(anonymous).pmd') [-Wmissing-braces] CC mm/dmapool.o CC mm/slab.o CC fs/char_dev.o CC kernel/exec_domain.o CC fs/stat.o CC block/bio.o CC block/elevator.o AR sound/built-in.o CC fs/exec.o CC fs/pipe.o CC block/blk-core.o CC fs/namei.o CC crypto/api.o CC ipc/ipc_sysctl.o AR firmware/built-in.o CC fs/fcntl.o CC fs/ioctl.o CC fs/readdir.o CC crypto/cipher.o CC crypto/compress.o CC block/blk-tag.o AR drivers/amba/built-in.o AR drivers/auxdisplay/built-in.o CC block/blk-sysfs.o CC net/socket.o CC block/blk-flush.o CC drivers/block/brd.o AR drivers/bus/built-in.o CC fs/select.o CC fs/dcache.o CC arch/blackfin/lib/ashldi3.o AR drivers/cdrom/built-in.o CC arch/blackfin/lib/ashrdi3.o AR arch/blackfin/kernel/built-in.o AS arch/blackfin/lib/divsi3.o CC crypto/memneq.o CC kernel/panic.o AR virt/lib/built-in.o CC drivers/base/component.o CC drivers/char/mem.o CC crypto/crypto_wq.o CC drivers/base/core.o AR virt/built-in.o AS arch/blackfin/lib/ins.o CC arch/blackfin/lib/lshrdi3.o AS arch/blackfin/lib/memchr.o CC drivers/char/random.o AR security/built-in.o AS arch/blackfin/lib/memcmp.o AS arch/blackfin/lib/memcpy.o AS arch/blackfin/lib/memmove.o AS arch/blackfin/lib/modsi3.o AS arch/blackfin/lib/muldi3.o AS arch/blackfin/lib/memset.o CC drivers/base/bus.o CC fs/inode.o AS arch/blackfin/lib/smulsi3_highpart.o AS arch/blackfin/lib/outs.o AS arch/blackfin/lib/strcmp.o AS arch/blackfin/lib/strcpy.o AS arch/blackfin/lib/strncmp.o AS arch/blackfin/lib/strncpy.o AS arch/blackfin/lib/udivsi3.o AS arch/blackfin/lib/umodsi3.o AS arch/blackfin/lib/umulsi3_highpart.o CC crypto/scatterwalk.o CC crypto/algapi.o CC fs/attr.o CC crypto/proc.o CC fs/bad_inode.o CC crypto/aead.o CC fs/file.o CC crypto/ablkcipher.o CC lib/lockref.o CC lib/bcd.o CC fs/filesystems.o CC fs/namespace.o CC fs/seq_file.o CC block/blk-settings.o CC fs/xattr.o AR arch/blackfin/lib/lib.a CC block/blk-ioc.o EXPORTS arch/blackfin/lib/lib-ksyms.o CC lib/div64.o CC fs/libfs.o CC fs/fs-writeback.o CC lib/sort.o AR ipc/built-in.o AR arch/blackfin/lib/built-in.o CC fs/pnode.o CC drivers/base/dd.o CC fs/splice.o CC drivers/base/syscore.o CC block/blk-map.o CC crypto/blkcipher.o CC kernel/cpu.o CC crypto/skcipher.o CC fs/sync.o CC lib/parser.o CC block/blk-exec.o AR drivers/block/built-in.o CC fs/utimes.o CC fs/stack.o AR drivers/char/ipmi/built-in.o CC kernel/exit.o CC drivers/char/misc.o CC block/blk-merge.o CC crypto/ahash.o CC drivers/base/driver.o AR drivers/clocksource/built-in.o AR drivers/clk/bcm/built-in.o CC fs/fs_struct.o CC crypto/shash.o CC fs/statfs.o AR drivers/crypto/built-in.o AR drivers/clk/imgtec/built-in.o AR drivers/clk/mvebu/built-in.o CC block/blk-softirq.o AR drivers/firewire/built-in.o CC fs/fs_pin.o CC block/blk-timeout.o AR drivers/clk/renesas/built-in.o AR drivers/clk/ti/built-in.o CC drivers/base/class.o AR drivers/clk/built-in.o AR drivers/firmware/broadcom/built-in.o CC fs/nsfs.o CC fs/buffer.o CC block/blk-lib.o CC lib/debug_locks.o CC lib/random32.o CC drivers/base/platform.o CC drivers/base/cpu.o CC block/blk-mq.o CC block/blk-mq-tag.o CC fs/block_dev.o AR mm/built-in.o CC crypto/akcipher.o AR drivers/firmware/meson/built-in.o CC fs/direct-io.o CC drivers/base/firmware.o AR drivers/char/agp/built-in.o CC drivers/gpio/devres.o CC drivers/gpio/gpiolib.o CC block/blk-stat.o CC block/blk-mq-sysfs.o CC crypto/kpp.o CC fs/mpage.o AR drivers/char/built-in.o CC fs/proc_namespace.o AR drivers/firmware/tegra/built-in.o CC kernel/softirq.o CC crypto/acompress.o AR drivers/firmware/built-in.o CC fs/devpts/inode.o CC fs/debugfs/inode.o CC lib/bust_spinlocks.o CC crypto/scompress.o AR fs/exofs/built-in.o CC crypto/algboss.o AR drivers/gpu/drm/bridge/synopsys/built-in.o CC fs/configfs/inode.o AR net/802/built-in.o AR drivers/gpu/drm/bridge/built-in.o CC fs/exportfs/expfs.o CC drivers/base/init.o CC block/blk-mq-cpumap.o CC drivers/hwmon/hwmon.o CC drivers/gpio/gpiolib-legacy.o CC fs/fat/cache.o CC fs/ext2/balloc.o CC drivers/base/map.o CC net/bpf/test_run.o CC lib/kasprintf.o CC block/blk-mq-sched.o CC drivers/base/devres.o AR drivers/gpu/drm/hisilicon/built-in.o AR drivers/gpu/drm/i2c/built-in.o CC crypto/testmgr.o AR drivers/gpu/drm/omapdrm/displays/built-in.o CC fs/nls/nls_base.o CC lib/bitmap.o CC drivers/base/attribute_container.o CC fs/kernfs/mount.o CC fs/notify/fsnotify.o AR fs/quota/built-in.o AR drivers/gpu/drm/omapdrm/dss/built-in.o CC crypto/crypto_null.o CC crypto/aes_generic.o AR drivers/gpu/drm/omapdrm/built-in.o CC crypto/rng.o CC fs/jffs2/compr.o CC lib/scatterlist.o CC fs/ramfs/inode.o AR drivers/gpu/drm/panel/built-in.o CC block/ioctl.o CC drivers/base/transport_class.o AR drivers/gpu/drm/tilcdc/built-in.o CC [M] crypto/echainiv.o CC kernel/resource.o CC drivers/base/topology.o CC drivers/base/container.o CC kernel/sysctl.o CC block/genhd.o AR drivers/gpu/drm/built-in.o CC drivers/gpio/gpiolib-devprop.o CC block/partition-generic.o CC block/ioprio.o CC fs/proc/nommu.o CC block/badblocks.o CC [M] crypto/hmac.o CC block/partitions/check.o AR fs/exportfs/exportfs.o AR fs/exportfs/built-in.o CC drivers/base/property.o CC block/noop-iosched.o AR fs/devpts/devpts.o CC fs/nls/nls_cp437.o CC fs/configfs/file.o CC [M] crypto/sha256_generic.o CC drivers/base/cacheinfo.o AR fs/devpts/built-in.o CC fs/sysfs/file.o CC fs/debugfs/file.o AR drivers/gpu/vga/built-in.o CC fs/eventpoll.o CC fs/anon_inodes.o CC [M] crypto/drbg.o AR drivers/gpu/built-in.o CC fs/signalfd.o CC fs/kernfs/inode.o CC fs/fat/dir.o CC fs/notify/notification.o AR drivers/hwtracing/intel_th/built-in.o CC block/cfq-iosched.o AR drivers/base/test/built-in.o CC [M] crypto/jitterentropy.o CC drivers/base/power/sysfs.o CC drivers/base/dma-mapping.o CC fs/jffs2/dir.o CC drivers/base/firmware_class.o CC fs/timerfd.o CC drivers/gpio/gpiolib-sysfs.o CC fs/nls/nls_iso8859-1.o AR drivers/hwmon/built-in.o AR drivers/idle/built-in.o CC lib/gcd.o AR drivers/i2c/algos/built-in.o AR drivers/irqchip/built-in.o CC lib/lcm.o AR net/bpf/built-in.o AR drivers/macintosh/built-in.o CC fs/eventfd.o CC fs/ramfs/file-nommu.o CC [M] crypto/jitterentropy-kcapi.o AR drivers/i2c/busses/built-in.o AR crypto/crypto.o AR crypto/crypto_algapi.o CC lib/list_sort.o AR drivers/media/common/b2c2/built-in.o AR drivers/i2c/muxes/built-in.o CC block/mq-deadline.o CC fs/proc/task_nommu.o AR crypto/crypto_blkcipher.o AR crypto/crypto_hash.o CC lib/uuid.o CC fs/notify/group.o AR crypto/crypto_acompress.o CC fs/notify/mark.o CC block/kyber-iosched.o AR crypto/cryptomgr.o AR drivers/i2c/built-in.o AR drivers/media/common/saa7146/built-in.o CC fs/ext2/dir.o CC fs/notify/fdinfo.o CC fs/ext2/file.o CC block/partitions/msdos.o CC net/core/sock.o CC fs/aio.o CC kernel/sysctl_binary.o AR fs/nls/built-in.o CC fs/configfs/dir.o AR drivers/media/common/siano/built-in.o CC lib/flex_array.o CC lib/iov_iter.o AR drivers/mfd/built-in.o CC block/blk-mq-debugfs.o CC fs/locks.o CC drivers/base/module.o AR drivers/media/common/v4l2-tpg/built-in.o CC fs/binfmt_script.o AR drivers/media/common/built-in.o AR drivers/misc/cb710/built-in.o CC fs/sysfs/dir.o CC fs/kernfs/dir.o AR drivers/media/firewire/built-in.o CC drivers/mmc/core/core.o AR drivers/misc/eeprom/built-in.o CC drivers/base/power/generic_ops.o AR drivers/media/i2c/soc_camera/built-in.o AR drivers/misc/lis3lv02d/built-in.o CC kernel/capability.o AR fs/ramfs/ramfs.o CC fs/binfmt_elf_fdpic.o AR drivers/media/i2c/built-in.o AR fs/ramfs/built-in.o CC fs/jffs2/file.o CC fs/binfmt_flat.o CC fs/mbcache.o CC fs/sysfs/symlink.o LD [M] crypto/jitterentropy_rng.o AR drivers/misc/mic/bus/built-in.o CC lib/clz_ctz.o AR drivers/gpio/built-in.o CC fs/proc/inode.o AR fs/notify/dnotify/built-in.o AR fs/notify/fanotify/built-in.o CC fs/ext2/ialloc.o CC net/core/request_sock.o AR fs/debugfs/debugfs.o CC lib/bsearch.o AR fs/debugfs/built-in.o CC fs/configfs/symlink.o AR drivers/misc/mic/built-in.o CC fs/coredump.o AR drivers/media/mmc/siano/built-in.o CC lib/find_bit.o CC fs/jffs2/ioctl.o AR drivers/mmc/host/built-in.o CC [M] drivers/mmc/host/mmc_spi.o CC fs/notify/inotify/inotify_fsnotify.o AR drivers/media/mmc/built-in.o CC lib/llist.o CC fs/proc/root.o CC lib/memweight.o CC fs/drop_caches.o AR drivers/misc/ti-st/built-in.o CC drivers/net/Space.o CC lib/kfifo.o CC fs/fhandle.o CC lib/percpu-refcount.o CC kernel/ptrace.o AR drivers/misc/built-in.o CC fs/proc/base.o CC fs/fat/fatent.o AR drivers/media/platform/blackfin/built-in.o CC lib/percpu_ida.o CC drivers/mtd/mtdcore.o CC lib/rhashtable.o AR drivers/media/platform/davinci/built-in.o AR drivers/media/pci/b2c2/built-in.o AR drivers/nfc/built-in.o CC lib/reciprocal_div.o CC block/partitions/efi.o AR drivers/media/platform/meson/built-in.o CC lib/once.o CC drivers/base/power/common.o AR drivers/media/platform/omap/built-in.o CC net/core/skbuff.o AR drivers/media/pci/ddbridge/built-in.o CC fs/jffs2/nodelist.o AR drivers/media/platform/stm32/built-in.o AR drivers/nvme/host/built-in.o AR crypto/built-in.o AR drivers/media/platform/built-in.o CC fs/ext2/inode.o AR drivers/media/pci/dm1105/built-in.o CC fs/jffs2/malloc.o AR drivers/nvme/target/built-in.o CC fs/sysfs/mount.o AR drivers/media/pci/mantis/built-in.o CC fs/sysfs/group.o AR drivers/nvme/built-in.o CC fs/configfs/mount.o CC lib/refcount.o CC net/core/datagram.o CC kernel/user.o CC lib/usercopy.o CC fs/proc/generic.o CC lib/errseq.o AR drivers/media/pci/netup_unidvb/built-in.o CC fs/configfs/item.o AR drivers/media/rc/keymaps/built-in.o AR drivers/pci/dwc/built-in.o CC lib/string_helpers.o CC fs/notify/inotify/inotify_user.o CC lib/hexdump.o AR drivers/media/rc/built-in.o AR drivers/media/pci/ngene/built-in.o AR drivers/power/built-in.o AR drivers/platform/built-in.o AR drivers/media/spi/built-in.o AR drivers/media/pci/pluto2/built-in.o CC fs/jffs2/read.o CC lib/kstrtox.o AR drivers/ptp/built-in.o CC fs/proc/fd.o CC fs/proc/array.o CC lib/iomap_copy.o AR drivers/pwm/built-in.o AR drivers/media/pci/pt3/built-in.o CC lib/devres.o CC drivers/net/loopback.o AR drivers/media/tuners/built-in.o AR drivers/media/pci/pt1/built-in.o CC drivers/base/power/runtime.o CC drivers/base/power/qos.o CC lib/bitrev.o AR drivers/media/pci/saa7146/built-in.o AR drivers/soc/bcm/built-in.o CC fs/ext2/ioctl.o CC lib/crc-itu-t.o AR drivers/media/pci/ttpci/built-in.o HOSTCC lib/gen_crc32table AR drivers/media/pci/smipcie/built-in.o CC drivers/spi/spi.o CC net/core/stream.o CC fs/kernfs/file.o AR fs/sysfs/built-in.o CC kernel/signal.o AR drivers/soc/fsl/built-in.o CC net/core/scm.o CC fs/ext2/namei.o AR drivers/media/pci/built-in.o CC lib/crc7.o CC fs/ext2/super.o CC fs/jffs2/readinode.o CC fs/jffs2/nodemgmt.o AR drivers/media/usb/b2c2/built-in.o CC fs/ext2/symlink.o CC fs/ext2/xattr.o AR drivers/soc/renesas/built-in.o AR drivers/media/usb/dvb-usb/built-in.o CC lib/lz4/lz4_decompress.o CC fs/fat/file.o AR fs/configfs/configfs.o AR fs/configfs/built-in.o CC fs/fat/inode.o AR drivers/media/usb/dvb-usb-v2/built-in.o AR drivers/soc/built-in.o AR drivers/media/usb/s2255/built-in.o CC drivers/mtd/mtdsuper.o CC drivers/mmc/core/bus.o CC fs/fat/misc.o AR drivers/media/usb/siano/built-in.o CC kernel/sys.o CC lib/lzo/lzo1x_decompress_safe.o CC drivers/tty/tty_io.o AR drivers/media/usb/stkwebcam/built-in.o CC lib/xz/xz_dec_syms.o CC fs/proc/proc_tty.o CC drivers/mtd/mtdconcat.o CC drivers/mtd/mtdpart.o CC fs/ext2/xattr_user.o CC lib/zlib_deflate/deflate.o CC fs/ext2/xattr_trusted.o CC lib/syscall.o AR drivers/media/usb/ttusb-budget/built-in.o CC lib/nlattr.o CC drivers/mmc/core/host.o CC lib/zlib_inflate/inffast.o CC fs/jffs2/write.o CC lib/checksum.o CC drivers/mtd/mtdchar.o AR drivers/media/usb/ttusb-dec/built-in.o CC fs/proc/cmdline.o AR block/partitions/built-in.o CC lib/zlib_deflate/deftree.o CC lib/atomic64.o AR lib/lzo/lzo_decompress.o AR drivers/media/usb/zr364xx/built-in.o AR fs/notify/inotify/built-in.o AR lib/lzo/built-in.o AR fs/notify/built-in.o CC lib/dynamic_queue_limits.o AR drivers/media/usb/built-in.o CC lib/xz/xz_dec_stream.o CC net/ethernet/eth.o CC lib/xz/xz_dec_lzma2.o CC fs/jffs2/scan.o CC lib/xz/xz_dec_bcj.o AR drivers/media/built-in.o CC fs/proc/consoles.o CC drivers/mmc/core/mmc.o CC drivers/mtd/cmdlinepart.o CC lib/net_utils.o CC net/ipv6/addrconf_core.o CC fs/fat/nfs.o CC drivers/base/power/wakeirq.o CC drivers/base/power/main.o CC fs/kernfs/symlink.o CC lib/sbitmap.o CC lib/zlib_inflate/inflate.o CC lib/argv_split.o CC drivers/usb/common/common.o AR block/built-in.o CC fs/proc/cpuinfo.o CC lib/bug.o CC net/core/gen_estimator.o CC net/core/gen_stats.o CC fs/fat/namei_vfat.o CC fs/proc/devices.o CC lib/chacha20.o CC drivers/usb/gadget/usbstring.o AR drivers/net/ethernet/8390/built-in.o CC net/core/net_namespace.o CC drivers/usb/gadget/config.o CC lib/zlib_deflate/deflate_syms.o AR fs/kernfs/built-in.o AR drivers/net/ethernet/alacritech/built-in.o CC drivers/mmc/core/mmc_ops.o CC fs/proc/interrupts.o CC net/ipv6/exthdrs_core.o CC net/core/secure_seq.o CC fs/proc/loadavg.o AR fs/ext2/ext2.o CC lib/cmdline.o AR drivers/net/ethernet/amazon/built-in.o CC net/ipv4/route.o AR fs/ext2/built-in.o CC lib/ctype.o CC fs/proc/meminfo.o AR drivers/net/ethernet/arc/built-in.o AR drivers/net/ethernet/aquantia/built-in.o CC drivers/base/power/wakeup.o AR drivers/net/ethernet/broadcom/built-in.o AR drivers/net/ethernet/ezchip/built-in.o AR drivers/net/ethernet/huawei/built-in.o AR lib/xz/xz_dec.o CC lib/dec_and_lock.o AR drivers/net/ethernet/cadence/built-in.o CC net/ipv6/ip6_checksum.o AR drivers/net/ethernet/i825xx/built-in.o CC lib/decompress.o CC fs/proc/stat.o AR lib/xz/built-in.o CC fs/jffs2/gc.o CC lib/decompress_bunzip2.o CC lib/decompress_unlz4.o AR drivers/net/ethernet/intel/built-in.o CC fs/proc/uptime.o AR drivers/net/ethernet/marvell/built-in.o CC lib/decompress_unlzma.o CC drivers/mtd/chips/chipreg.o CC fs/fat/namei_msdos.o AR lib/zlib_deflate/zlib_deflate.o CC fs/jffs2/symlink.o AR drivers/usb/common/usb-common.o CC lib/decompress_unlzo.o AR drivers/net/ethernet/microchip/built-in.o AR drivers/net/ethernet/micrel/built-in.o AR lib/zlib_deflate/built-in.o AR drivers/net/ethernet/natsemi/built-in.o AR net/ethernet/built-in.o AR drivers/mtd/devices/built-in.o AR drivers/usb/common/built-in.o AR drivers/usb/phy/built-in.o CC lib/decompress_unxz.o CC net/ipv4/inetpeer.o CC net/ipv6/ip6_icmp.o CC fs/proc/version.o CC lib/dump_stack.o AR drivers/net/ethernet/netronome/built-in.o AR drivers/mtd/lpddr/built-in.o CC drivers/usb/gadget/epautoconf.o CC drivers/tty/tty_ioctl.o CC drivers/tty/n_tty.o CC net/packet/af_packet.o CC lib/earlycpio.o CC net/netlink/af_netlink.o AR drivers/net/ethernet/qualcomm/emac/built-in.o AR drivers/net/ethernet/renesas/built-in.o CC drivers/mtd/maps/map_funcs.o AR drivers/net/ethernet/qualcomm/built-in.o CC net/ipv6/output_core.o AR drivers/net/ethernet/rocker/built-in.o AR fs/fat/fat.o CC drivers/usb/gadget/composite.o AR drivers/mtd/nand/built-in.o AR drivers/net/ethernet/samsung/built-in.o AR drivers/net/ethernet/seeq/built-in.o CC drivers/usb/gadget/functions.o CC drivers/mmc/core/sd.o AR drivers/net/ethernet/smsc/built-in.o CC drivers/mmc/core/sd_ops.o CC net/ipv6/protocol.o CC net/core/flow_dissector.o AR drivers/net/ethernet/stmicro/built-in.o CC lib/extable.o CC lib/zlib_inflate/infutil.o CC drivers/mmc/core/sdio.o CC fs/proc/softirqs.o CC fs/proc/namespaces.o CC fs/jffs2/build.o CC kernel/umh.o AR drivers/net/ethernet/synopsys/built-in.o CC kernel/workqueue.o CC drivers/mtd/maps/gpio-addr-flash.o CC net/core/sysctl_net_core.o CC net/core/dev.o CC lib/flex_proportions.o CC drivers/usb/gadget/configfs.o CC fs/jffs2/erase.o CC drivers/mtd/chips/cfi_probe.o CC drivers/spi/spi-bfin5xx.o CC lib/idr.o AR drivers/net/ethernet/via/built-in.o CC fs/proc/self.o AR drivers/net/ethernet/wiznet/built-in.o CC lib/int_sqrt.o CC lib/irq_regs.o CC net/core/ethtool.o CC fs/proc/thread_self.o AR drivers/net/ethernet/built-in.o CC net/ipv6/ip6_offload.o CC fs/proc/proc_sysctl.o AR fs/fat/vfat.o CC net/ipv6/tcpv6_offload.o CC kernel/pid.o CC lib/is_single_threaded.o CC net/sched/sch_generic.o CC drivers/usb/gadget/u_f.o CC fs/proc/proc_net.o CC lib/klist.o CC lib/zlib_inflate/inftrees.o CC net/ipv6/exthdrs_offload.o CC lib/kobject.o CC lib/kobject_uevent.o CC fs/jffs2/background.o AR fs/fat/msdos.o CC lib/nmi_backtrace.o CC lib/nodemask.o AR fs/fat/built-in.o AR drivers/net/phy/built-in.o CC drivers/mmc/core/sdio_ops.o CC net/netlink/genetlink.o AR drivers/net/built-in.o CC drivers/tty/tty_ldisc.o CC fs/proc/kmsg.o AR lib/lz4/built-in.o CC drivers/tty/tty_buffer.o CC lib/plist.o AR drivers/base/power/built-in.o AR drivers/video/backlight/built-in.o CC lib/zlib_inflate/inflate_syms.o CC drivers/mmc/core/sdio_bus.o AR drivers/mtd/maps/built-in.o CC net/ipv4/protocol.o AR drivers/base/built-in.o CC drivers/mtd/chips/cfi_util.o CC drivers/mmc/core/sdio_cis.o CC drivers/mmc/core/sdio_io.o AR drivers/mtd/onenand/built-in.o CC net/unix/af_unix.o AR drivers/mtd/parsers/built-in.o AR drivers/video/fbdev/core/built-in.o CC fs/jffs2/fs.o AR drivers/mtd/tests/built-in.o CC drivers/mtd/mtd_blkdevs.o CC drivers/mtd/mtdblock.o CC lib/radix-tree.o CC net/sched/sch_mq.o CC fs/jffs2/writev.o CC net/core/dev_addr_lists.o AR drivers/video/fbdev/omap2/omapfb/displays/built-in.o CC lib/ratelimit.o CC kernel/task_work.o CC net/ipv4/ip_input.o CC lib/rbtree.o AR lib/zlib_inflate/zlib_inflate.o AR lib/zlib_inflate/built-in.o CC lib/seq_buf.o CC lib/sha1.o CC net/ipv4/ip_fragment.o AR drivers/video/fbdev/omap2/omapfb/dss/built-in.o CC fs/jffs2/super.o CC fs/jffs2/debug.o CC fs/jffs2/wbuf.o CC drivers/usb/gadget/function/u_ether.o AR drivers/video/fbdev/omap2/omapfb/built-in.o CC drivers/usb/gadget/function/f_ecm.o CC fs/jffs2/compr_rtime.o AR net/ipv6/built-in.o AR drivers/video/fbdev/omap2/built-in.o CC net/sysctl_net.o AR drivers/video/fbdev/built-in.o CC drivers/mmc/core/sdio_irq.o CC kernel/extable.o CC lib/show_mem.o CC net/ipv4/ip_forward.o CC net/core/dst.o AR drivers/video/built-in.o CC drivers/mmc/core/slot-gpio.o CC drivers/tty/tty_port.o CC fs/jffs2/compr_zlib.o CC drivers/mmc/core/block.o CC drivers/mmc/core/debugfs.o CC drivers/tty/tty_mutex.o CC drivers/usb/gadget/legacy/ether.o CC drivers/mmc/core/queue.o CC net/ipv4/ip_options.o AR drivers/mtd/mtd.o CC lib/siphash.o CC drivers/mtd/chips/cfi_cmdset_0001.o CC net/core/netevent.o CC lib/string.o AR drivers/spi/built-in.o CC drivers/tty/tty_ldsem.o CC lib/timerqueue.o CC net/core/neighbour.o CC kernel/params.o AR fs/proc/proc.o CC lib/vsprintf.o CC lib/win_minmax.o AR fs/proc/built-in.o CC [M] lib/crc-ccitt.o CC kernel/kthread.o CC drivers/tty/tty_baudrate.o CC net/ipv4/ip_output.o CC drivers/tty/tty_jobctrl.o CC drivers/usb/gadget/udc/core.o CC kernel/sys_ni.o AR net/sched/built-in.o CC drivers/usb/gadget/udc/trace.o CC kernel/nsproxy.o CC kernel/notifier.o GEN lib/crc32table.h CC lib/crc32.o CC net/core/rtnetlink.o CC kernel/ksysfs.o CC net/unix/garbage.o CC drivers/mtd/chips/gen_probe.o CC net/unix/sysctl_net_unix.o CC drivers/mtd/chips/map_ram.o AR fs/jffs2/jffs2.o CC drivers/tty/n_null.o CC [M] drivers/mtd/chips/map_rom.o CC net/core/utils.o AR fs/jffs2/built-in.o CC kernel/cred.o CC net/core/link_watch.o AR fs/built-in.o CC drivers/tty/pty.o AR drivers/mmc/core/mmc_core.o CC net/core/filter.o CC net/ipv4/ip_sockglue.o AR drivers/tty/ipwireless/built-in.o CC drivers/tty/serial/serial_core.o CC drivers/usb/gadget/function/f_subset.o CC drivers/usb/gadget/function/f_rndis.o CC net/ipv4/inet_hashtables.o AR drivers/tty/vt/built-in.o CC drivers/usb/gadget/function/rndis.o CC net/core/sock_diag.o AR drivers/usb/gadget/function/usb_f_ecm.o CC net/core/dev_ioctl.o CC net/core/tso.o CC net/core/sock_reuseport.o CC net/ipv4/inet_timewait_sock.o AR drivers/usb/gadget/legacy/g_ether.o CC kernel/reboot.o CC drivers/tty/serial/bfin_uart.o CC kernel/async.o AR drivers/usb/gadget/legacy/built-in.o CC kernel/range.o CC kernel/smpboot.o CC net/core/fib_notifier.o AR drivers/usb/gadget/libcomposite.o CC net/core/net-sysfs.o AR net/netlink/built-in.o CC net/ipv4/inet_connection_sock.o CC net/core/net-procfs.o CC kernel/kmod.o CC kernel/ucount.o CC kernel/groups.o CC net/ipv4/tcp.o CC kernel/bpf/core.o AR kernel/livepatch/built-in.o CC kernel/locking/mutex.o CC kernel/irq/irqdesc.o CC kernel/irq/handle.o CC kernel/power/qos.o CC kernel/printk/printk_safe.o CC kernel/printk/printk.o CC net/ipv4/tcp_input.o CC net/ipv4/tcp_output.o AR drivers/mtd/chips/built-in.o AR drivers/mtd/built-in.o CC net/ipv4/tcp_timer.o CC kernel/rcu/update.o CC kernel/rcu/sync.o AR net/unix/unix.o AR drivers/usb/gadget/udc/udc-core.o CC net/ipv4/tcp_ipv4.o AR net/unix/built-in.o AR drivers/usb/gadget/udc/built-in.o CC kernel/rcu/srcutiny.o CC kernel/freezer.o CC kernel/up.o CC kernel/sched/core.o CC kernel/sched/loadavg.o CC kernel/sched/clock.o AR drivers/usb/gadget/function/usb_f_ecm_subset.o CC kernel/sched/cputime.o CC kernel/module.o CC kernel/sched/idle_task.o AR drivers/mmc/core/mmc_block.o CC kernel/kallsyms.o AR net/packet/built-in.o AR drivers/mmc/core/built-in.o CC kernel/sched/fair.o GZIP kernel/config_data.gz CC kernel/sched/rt.o AR drivers/mmc/built-in.o CC kernel/time/time.o CC kernel/utsname_sysctl.o CC kernel/rcu/tiny.o CC kernel/elfcore.o CC kernel/irq_work.o CC kernel/irq/spurious.o CC kernel/irq/manage.o CC net/ipv4/tcp_minisocks.o CC net/ipv4/tcp_cong.o CC kernel/irq/resend.o CC kernel/irq/chip.o AR drivers/usb/gadget/function/usb_f_rndis.o CC net/ipv4/tcp_metrics.o CC kernel/irq/dummychip.o CC kernel/memremap.o AR drivers/usb/gadget/function/built-in.o AR drivers/usb/gadget/built-in.o CC kernel/locking/semaphore.o CC kernel/sched/deadline.o CC net/ipv4/tcp_rate.o CC net/ipv4/tcp_fastopen.o AR drivers/usb/built-in.o CHK kernel/config_data.h CC kernel/locking/rwsem.o CC net/ipv4/tcp_recovery.o CC kernel/sched/wait.o AR lib/lib.a CC kernel/power/main.o UPD kernel/config_data.h CC net/ipv4/tcp_ulp.o CC kernel/sched/wait_bit.o CC kernel/configs.o EXPORTS lib/lib-ksyms.o CC kernel/sched/swait.o CC net/ipv4/tcp_offload.o CC kernel/sched/completion.o CC net/ipv4/datagram.o CC net/ipv4/raw.o AR lib/built-in.o CC kernel/irq/devres.o CC kernel/irq/autoprobe.o CC net/ipv4/udp.o CC kernel/sched/idle.o CC kernel/sched/debug.o CC kernel/sched/membarrier.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] AR kernel/rcu/built-in.o CC kernel/irq/proc.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:294:2: warning: missing braces around initializer [-Wmissing-braces] /home/kisskb/slave/src/include/linux/swapops.h:294:2: warning: (near initialization for '(anonymous).pmd') [-Wmissing-braces] CC kernel/locking/percpu-rwsem.o CC net/ipv4/udplite.o CC kernel/locking/rwsem-spinlock.o CC net/ipv4/udp_offload.o CC net/ipv4/arp.o CC kernel/irq/pm.o AR drivers/tty/serial/built-in.o CC net/ipv4/icmp.o AR drivers/tty/built-in.o CC net/ipv4/devinet.o CC kernel/time/timer.o CC kernel/time/hrtimer.o AR drivers/built-in.o CC kernel/power/process.o CC net/ipv4/af_inet.o CC kernel/power/suspend.o CC net/ipv4/igmp.o CC net/ipv4/fib_frontend.o CC kernel/time/ntp.o CC kernel/time/timekeeping.o CC net/ipv4/fib_semantics.o AR kernel/printk/built-in.o CC kernel/time/clocksource.o CC net/ipv4/fib_trie.o CC kernel/time/jiffies.o AR kernel/locking/built-in.o CC kernel/time/timer_list.o CC net/ipv4/fib_notifier.o CC net/ipv4/inet_fragment.o CC net/ipv4/ping.o CC kernel/time/timeconv.o CC net/ipv4/ip_tunnel_core.o CC kernel/time/timecounter.o AR kernel/bpf/built-in.o CC net/ipv4/gre_offload.o CC net/ipv4/sysctl_net_ipv4.o CC kernel/time/alarmtimer.o CC net/ipv4/proc.o CC net/ipv4/tcp_cubic.o CC kernel/time/posix-timers.o CC kernel/time/posix-cpu-timers.o CC kernel/time/posix-clock.o CC kernel/time/itimer.o CC kernel/time/clockevents.o CC kernel/time/tick-common.o AR kernel/irq/built-in.o CC kernel/time/timekeeping_debug.o AR net/core/built-in.o AR kernel/sched/built-in.o AR kernel/power/built-in.o AR kernel/time/built-in.o AR kernel/built-in.o AR net/ipv4/built-in.o AR net/built-in.o GEN .version CHK include/generated/compile.h UPD include/generated/compile.h CC init/version.o AR init/built-in.o 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. MODPOST 8 modules LZMA arch/blackfin/boot/vmlinux.bin.lzma CC crypto/drbg.mod.o CC crypto/echainiv.mod.o CC crypto/jitterentropy_rng.mod.o CC crypto/hmac.mod.o CC crypto/sha256_generic.mod.o CC drivers/mtd/chips/map_rom.mod.o CC lib/crc-ccitt.mod.o CC drivers/mmc/host/mmc_spi.mod.o LD [M] lib/crc-ccitt.ko LD [M] drivers/mtd/chips/map_rom.ko LD [M] crypto/sha256_generic.ko LD [M] drivers/mmc/host/mmc_spi.ko LD [M] crypto/hmac.ko LD [M] crypto/echainiv.ko LD [M] crypto/jitterentropy_rng.ko LD [M] crypto/drbg.ko UIMAGE arch/blackfin/boot/uImage.lzma Image Name: bf537-0.2-4.14.0-rc7-gb39ab98 Created: Tue Oct 31 05:53:04 2017 Image Type: Blackfin Linux Kernel Image (lzma compressed) Data Size: 1368714 Bytes = 1336.63 kB = 1.31 MB Load Address: 00001000 Entry Point: 002c7d0c make[1]: Leaving directory '/home/kisskb/slave/build/linus_CM-BF537U_defconfig_bfin' Completed OK # rm -rf /home/kisskb/slave/build/linus_CM-BF537U_defconfig_bfin # Build took: 0:00:24.880931