# git rev-parse -q --verify 27667f4744fc5a0f3e50910e78740bac5670d18b^{commit} 27667f4744fc5a0f3e50910e78740bac5670d18b already have revision, skipping fetch # git checkout -q -f -B kisskb 27667f4744fc5a0f3e50910e78740bac5670d18b # git clean -qxdf # git log -1 commit 27667f4744fc5a0f3e50910e78740bac5670d18b Author: Linus Torvalds Date: Wed Jul 29 22:18:16 2015 -0700 i915: temporary fix for DP MST docking station NULL pointer dereference Ted Ts'o reports that his Lenovo T540p ThinkPad crashes at boot if attached to the docking station. This is a regression that he was able to bisect to commit 8c7b5ccb7298: "drm/i915: Use atomic helpers for computing changed flags:" The reason seems to be the new call to drm_atomic_helper_check_modeset() added to intel_modeset_compute_config(), which in turn calls update_connector_routing(), and somehow ends up picking a NULL crtc for the connector state, causing the subsequent drm_crtc_index() to OOPS. Daniel Vetter says that the fundamental issue seems to be confusion in the encoder selection, and this isn't the right fix, but while he chases down the proper fix, this at least avoids the NULL pointer dereference and makes Ted's docking station work again. Reported-bisected-and-tested-by: Theodore Ts'o Cc: Daniel Vetter Cc: Mani Nikula Cc: Dave Airlie Signed-off-by: Linus Torvalds # < /opt/cross/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version # < git log --format=%s --max-count=1 27667f4744fc5a0f3e50910e78740bac5670d18b # < make -j 48 ARCH=arm O=/home/kisskb/slave/build/linus_cns3420vb_defconfig_arm CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- cns3420vb_defconfig # make -j 48 ARCH=arm O=/home/kisskb/slave/build/linus_cns3420vb_defconfig_arm CROSS_COMPILE=/opt/cross/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi- make[1]: Entering directory '/home/kisskb/slave/build/linus_cns3420vb_defconfig_arm' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release GEN ./Makefile CHK include/generated/uapi/linux/version.h WRAP arch/arm/include/generated/asm/bitsperlong.h WRAP arch/arm/include/generated/asm/cputime.h WRAP arch/arm/include/generated/asm/current.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/mcs_spinlock.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/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 WRAP arch/arm/include/generated/asm/rwsem.h WRAP arch/arm/include/generated/asm/seccomp.h WRAP arch/arm/include/generated/asm/sections.h WRAP arch/arm/include/generated/asm/segment.h WRAP arch/arm/include/generated/asm/sembuf.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/simd.h WRAP arch/arm/include/generated/asm/sizes.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 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 CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h HOSTCC scripts/kallsyms HOSTCC scripts/conmakehash HOSTCC scripts/sortextable HOSTCC scripts/genksyms/genksyms.o HOSTCC scripts/dtc/dtc.o SHIPPED scripts/genksyms/parse.tab.c HOSTCC scripts/dtc/flattree.o SHIPPED scripts/genksyms/lex.lex.c HOSTCC scripts/dtc/fstree.o CC scripts/mod/empty.o SHIPPED scripts/genksyms/parse.tab.h HOSTCC scripts/dtc/data.o HOSTCC scripts/mod/mk_elfconfig HOSTCC scripts/dtc/livetree.o SHIPPED scripts/genksyms/keywords.hash.c HOSTCC scripts/dtc/treesource.o CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/srcpos.o HOSTCC scripts/genksyms/parse.tab.o HOSTCC scripts/dtc/checks.o SHIPPED scripts/dtc/dtc-parser.tab.h SHIPPED scripts/dtc/dtc-lexer.lex.c HOSTCC scripts/dtc/util.o HOSTCC scripts/genksyms/lex.lex.o SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/dtc/dtc-lexer.lex.o HOSTCC scripts/dtc/dtc-parser.tab.o Generating include/generated/mach-types.h GEN scripts/mod/devicetable-offsets.h 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/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 MKELF scripts/mod/elfconfig.h HOSTCC scripts/mod/modpost.o HOSTCC scripts/mod/file2alias.o HOSTCC scripts/mod/sumversion.o HOSTLD scripts/dtc/dtc HOSTLD scripts/genksyms/genksyms HOSTLD scripts/mod/modpost HOSTCC usr/gen_init_cpio 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 UPD include/generated/compile.h CC arch/arm/common/firmware.o CC init/version.o LD arch/arm/probes/built-in.o CC arch/arm/kernel/elf.o AS arch/arm/kernel/entry-common.o CC arch/arm/kernel/irq.o CC arch/arm/kernel/opcodes.o CC arch/arm/kernel/process.o CC arch/arm/kernel/ptrace.o LD arch/arm/net/built-in.o CC arch/arm/kernel/reboot.o CC arch/arm/kernel/return_address.o CC arch/arm/mm/dma-mapping.o CC arch/arm/mm/extable.o CC arch/arm/kernel/signal.o CC arch/arm/mm/fault.o AS arch/arm/kernel/sigreturn_codes.o CC arch/arm/kernel/setup.o CC arch/arm/mm/init.o LD arch/arm/crypto/built-in.o CC arch/arm/mm/iomap.o CC arch/arm/mm/fault-armv.o LD arch/arm/firmware/built-in.o CC arch/arm/kernel/sys_arm.o CC arch/arm/kernel/time.o CC arch/arm/mm/flush.o CC arch/arm/kernel/stacktrace.o CC arch/arm/mm/idmap.o CC arch/arm/kernel/traps.o CC arch/arm/kernel/atags_parse.o AS arch/arm/kernel/entry-armv.o CC arch/arm/mm/mmap.o CC arch/arm/mm/ioremap.o CC arch/arm/mm/pgd.o CC arch/arm/kernel/module.o CC arch/arm/kernel/armksyms.o AS arch/arm/kernel/sleep.o CC arch/arm/kernel/suspend.o CC arch/arm/kernel/io.o CC arch/arm/kernel/devtree.o AS arch/arm/kernel/hyp-stub.o CC arch/arm/mach-cns3xxx/core.o CC ipc/util.o CC mm/filemap.o CC kernel/fork.o CC kernel/exec_domain.o CC fs/open.o AS arch/arm/kernel/head.o CC mm/mempool.o GEN usr/initramfs_data.cpio.gz AS usr/initramfs_data.o CC arch/arm/mm/mmu.o LD usr/built-in.o CC ipc/msgutil.o CC kernel/panic.o CC ipc/msg.o CC arch/arm/mach-cns3xxx/pm.o LDS arch/arm/kernel/vmlinux.lds CC arch/arm/mm/pageattr.o CC kernel/cpu.o CC arch/arm/mm/proc-syms.o CC arch/arm/mm/alignment.o CC mm/oom_kill.o CC ipc/sem.o CC fs/read_write.o LD arch/arm/common/built-in.o CC fs/file_table.o CC security/commoncap.o CC security/min_addr.o CC fs/super.o LD crypto/built-in.o CC arch/arm/mach-cns3xxx/devices.o CC arch/arm/mach-cns3xxx/cns3420vb.o CC block/bio.o CC block/elevator.o CC block/blk-core.o CC block/blk-tag.o LD drivers/amba/built-in.o AS arch/arm/mm/abort-ev6.o CC drivers/ata/libata-core.o AS arch/arm/mm/abort-ev7.o LD drivers/auxdisplay/built-in.o CC drivers/ata/libata-scsi.o CC drivers/ata/libata-eh.o CC drivers/ata/libata-transport.o CC fs/char_dev.o CC drivers/ata/libata-trace.o CC fs/stat.o CC ipc/shm.o CC fs/exec.o CC fs/pipe.o CC fs/namei.o AS arch/arm/mm/pabort-v6.o AS arch/arm/mm/pabort-v7.o CC mm/maccess.o CC block/blk-sysfs.o CC block/blk-flush.o CC block/blk-settings.o CC block/blk-ioc.o AS arch/arm/mm/cache-v6.o AS arch/arm/mm/cache-v7.o CC arch/arm/mm/copypage-v6.o CC ipc/syscall.o CC kernel/exit.o CC arch/arm/mm/context.o CC ipc/ipc_sysctl.o AS arch/arm/mm/tlb-v6.o AS arch/arm/mm/tlb-v7.o AS arch/arm/mm/proc-v6.o LD sound/built-in.o CC ipc/namespace.o CC block/blk-map.o CC fs/fcntl.o AS arch/arm/mm/proc-v7.o CC fs/ioctl.o CC mm/page_alloc.o CC arch/arm/mm/l2c-common.o CC mm/page-writeback.o CC mm/readahead.o CC arch/arm/mm/cache-l2x0.o CC kernel/softirq.o LD arch/arm/mach-cns3xxx/cns3xxx.o LD arch/arm/mach-cns3xxx/built-in.o AS arch/arm/mm/l2c-l2x0-resume.o LD firmware/built-in.o CC mm/swap.o CC mm/truncate.o CC block/blk-exec.o CC drivers/block/brd.o CC drivers/base/component.o CC drivers/block/loop.o LD drivers/bus/built-in.o LD arch/arm/kernel/built-in.o LD drivers/cdrom/built-in.o LD arch/arm/lib/built-in.o AS arch/arm/lib/ashldi3.o LD arch/arm/oprofile/built-in.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/oprof.o LD net/built-in.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/cpu_buffer.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/buffer_sync.o CC fs/readdir.o CC lib/lockref.o AS arch/arm/lib/ashrdi3.o CC fs/select.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/event_buffer.o LD security/built-in.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/oprofile_files.o CC mm/vmscan.o AS arch/arm/lib/backtrace.o AS arch/arm/lib/bswapsdi2.o CC fs/dcache.o CC fs/inode.o CC fs/attr.o LD init/mounts.o LD init/built-in.o CC block/blk-merge.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/oprofilefs.o AS arch/arm/lib/call_with_stack.o CC kernel/resource.o AS arch/arm/lib/changebit.o AS arch/arm/lib/clear_user.o AS arch/arm/lib/clearbit.o LD ipc/built-in.o CC drivers/base/core.o AS arch/arm/lib/copy_from_user.o CC block/blk-softirq.o CC kernel/sysctl.o CC fs/bad_inode.o CC fs/file.o AS arch/arm/lib/copy_page.o CC lib/bcd.o AS arch/arm/lib/copy_to_user.o CC block/blk-timeout.o AS arch/arm/lib/csumipv6.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/oprofile_stats.o CC lib/div64.o CC block/blk-iopoll.o AS arch/arm/lib/csumpartial.o CC lib/sort.o CC block/blk-lib.o CC lib/parser.o AS arch/arm/lib/csumpartialcopy.o AS arch/arm/lib/csumpartialcopyuser.o LD arch/arm/mm/built-in.o AS arch/arm/lib/delay-loop.o CC drivers/base/bus.o CC mm/shmem.o CC mm/util.o CC [M] arch/arm/oprofile/../../../drivers/oprofile/timer_int.o CC drivers/base/dd.o CC drivers/char/mem.o CC drivers/char/random.o CC arch/arm/lib/delay.o CC fs/filesystems.o CC [M] arch/arm/oprofile/common.o CC fs/namespace.o CC block/blk-mq.o CC block/blk-mq-tag.o CC block/blk-mq-sysfs.o CC lib/halfmd4.o CC drivers/base/syscore.o CC fs/xattr.o CC block/blk-mq-cpu.o CC fs/seq_file.o AS arch/arm/lib/div64.o CC mm/mmzone.o CC drivers/char/misc.o CC block/blk-mq-cpumap.o CC block/ioctl.o CC block/genhd.o CC block/scsi_ioctl.o AS arch/arm/lib/findbit.o CC lib/debug_locks.o CC kernel/sysctl_binary.o CC drivers/clk/clk-devres.o CC drivers/clk/clkdev.o CC block/partition-generic.o AS arch/arm/lib/getuser.o AS arch/arm/lib/io-readsb.o AS arch/arm/lib/io-readsl.o AS arch/arm/lib/io-readsw-armv4.o CC kernel/capability.o AS arch/arm/lib/io-writesb.o LD [M] arch/arm/oprofile/oprofile.o CC mm/vmstat.o CC kernel/ptrace.o CC mm/backing-dev.o CC drivers/clk/clk.o CC fs/libfs.o AS arch/arm/lib/io-writesl.o CC kernel/user.o CC lib/random32.o AS arch/arm/lib/io-writesw-armv4.o AS arch/arm/lib/lib1funcs.o CC kernel/signal.o CC fs/fs-writeback.o LD drivers/ata/libata.o LD drivers/ata/built-in.o CC drivers/base/driver.o CC kernel/sys.o AS arch/arm/lib/lshrdi3.o LD drivers/char/agp/built-in.o CC drivers/clocksource/clksrc-of.o LD drivers/block/built-in.o AS arch/arm/lib/memchr.o LD drivers/firewire/built-in.o AS arch/arm/lib/memcpy.o AS arch/arm/lib/memmove.o CC drivers/base/class.o CC fs/pnode.o LD drivers/firmware/broadcom/built-in.o LD drivers/firmware/built-in.o CC drivers/clk/clk-divider.o CC mm/mm_init.o CC drivers/clk/clk-fixed-factor.o CC fs/splice.o CC fs/sync.o AS arch/arm/lib/memset.o AS arch/arm/lib/memzero.o AS arch/arm/lib/muldi3.o CC fs/utimes.o CC fs/stack.o CC drivers/clk/clk-fixed-rate.o AS arch/arm/lib/putuser.o AS arch/arm/lib/setbit.o CC mm/mmu_context.o CC mm/percpu.o CC mm/slab_common.o AS arch/arm/lib/strchr.o AS arch/arm/lib/strrchr.o CC drivers/clk/clk-gate.o CC kernel/kmod.o AS arch/arm/lib/testchangebit.o CC drivers/base/platform.o LD drivers/clocksource/built-in.o CC drivers/base/cpu.o CC mm/compaction.o LD drivers/gpio/built-in.o CC mm/vmacache.o CC block/ioprio.o AS arch/arm/lib/testclearbit.o CC drivers/hid/hid-core.o LD drivers/gpu/drm/bridge/built-in.o LD drivers/gpu/drm/i2c/built-in.o AS arch/arm/lib/testsetbit.o AS arch/arm/lib/ucmpdi2.o LD drivers/gpu/drm/panel/built-in.o LD drivers/gpu/drm/tilcdc/built-in.o LD drivers/gpu/drm/built-in.o LD drivers/gpu/vga/built-in.o LD drivers/gpu/built-in.o CC drivers/base/firmware.o CC drivers/base/init.o CC mm/interval_tree.o AR arch/arm/lib/lib.a CC mm/list_lru.o CC drivers/clk/clk-mux.o CC drivers/clk/clk-composite.o CC mm/workingset.o CC fs/fs_struct.o CC mm/debug.o CC lib/bust_spinlocks.o CC block/partitions/check.o CC block/partitions/msdos.o CC drivers/clk/clk-fractional-divider.o LD drivers/char/built-in.o CC block/partitions/efi.o CC mm/gup.o CC block/noop-iosched.o CC block/deadline-iosched.o CC drivers/clk/clk-gpio-gate.o CC [M] block/cfq-iosched.o LD drivers/hsi/controllers/built-in.o CC fs/statfs.o CC drivers/hid/hid-input.o CC drivers/base/map.o LD drivers/hsi/clients/built-in.o LD drivers/hsi/built-in.o CC drivers/base/devres.o CC lib/kasprintf.o CC drivers/hid/hid-debug.o CC drivers/hid/hid-generic.o CC drivers/hid/hid-a4tech.o CC drivers/hid/hid-apple.o CC lib/bitmap.o CC drivers/hid/hid-belkin.o CC drivers/hid/hid-cherry.o CC drivers/hid/hid-chicony.o CC drivers/hid/hid-cypress.o CC fs/fs_pin.o LD drivers/i2c/busses/built-in.o LD drivers/i2c/muxes/built-in.o CC mm/highmem.o LD drivers/i2c/algos/built-in.o CC mm/memory.o LD drivers/i2c/built-in.o LD drivers/idle/built-in.o LD drivers/iommu/built-in.o CC drivers/base/attribute_container.o CC drivers/input/input.o CC drivers/input/input-compat.o CC drivers/input/input-mt.o CC drivers/base/transport_class.o CC drivers/clk/clk-conf.o CC mm/mincore.o CC fs/nsfs.o CC drivers/base/topology.o CC drivers/base/container.o CC kernel/workqueue.o CC kernel/pid.o CC drivers/hid/hid-ezkey.o CC drivers/hid/hid-kensington.o CC drivers/hid/hid-lg.o CC drivers/hid/hid-microsoft.o CC lib/scatterlist.o CC fs/buffer.o CC drivers/base/property.o CC drivers/hid/hid-monterey.o CC lib/gcd.o CC fs/block_dev.o CC drivers/base/cacheinfo.o CC lib/lcm.o CC lib/list_sort.o CC drivers/irqchip/irqchip.o CC drivers/irqchip/irq-gic.o LD drivers/leds/built-in.o CC kernel/task_work.o LD drivers/lguest/built-in.o CC kernel/extable.o CC kernel/params.o CC kernel/kthread.o CC kernel/sys_ni.o LD drivers/macintosh/built-in.o CC kernel/nsproxy.o CC lib/uuid.o CC drivers/base/power/sysfs.o CC lib/flex_array.o CC kernel/notifier.o LD block/partitions/built-in.o CC drivers/base/power/generic_ops.o CC drivers/base/power/common.o CC kernel/ksysfs.o CC mm/mlock.o CC drivers/base/dma-mapping.o CC lib/iov_iter.o CC mm/mmap.o CC mm/mprotect.o LD drivers/clk/built-in.o CC mm/mremap.o CC drivers/irqchip/irq-gic-common.o LD drivers/media/firewire/built-in.o CC lib/clz_ctz.o LD drivers/media/common/b2c2/built-in.o LD drivers/media/common/saa7146/built-in.o LD drivers/media/common/siano/built-in.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/media/common/built-in.o LD drivers/media/i2c/built-in.o LD drivers/mfd/built-in.o CC mm/msync.o CC mm/rmap.o CC mm/vmalloc.o CC drivers/mmc/card/block.o LD drivers/media/mmc/siano/built-in.o LD drivers/misc/cb710/built-in.o LD drivers/media/mmc/built-in.o CC fs/direct-io.o LD drivers/misc/lis3lv02d/built-in.o CC kernel/cred.o LD drivers/misc/eeprom/built-in.o LD drivers/media/platform/omap/built-in.o LD drivers/media/platform/built-in.o LD drivers/misc/mic/bus/built-in.o LD drivers/misc/mic/built-in.o CC lib/bsearch.o LD drivers/misc/ti-st/built-in.o LD drivers/misc/built-in.o LD drivers/media/pci/b2c2/built-in.o CC drivers/mmc/host/sdhci.o CC drivers/mmc/core/core.o CC drivers/mmc/core/bus.o LD drivers/media/pci/ddbridge/built-in.o CC drivers/mmc/core/host.o LD drivers/media/rc/keymaps/built-in.o LD drivers/media/pci/dm1105/built-in.o LD drivers/media/rc/built-in.o LD drivers/media/tuners/built-in.o LD drivers/media/pci/mantis/built-in.o CC drivers/mmc/core/mmc.o LD drivers/media/pci/ngene/built-in.o LD drivers/media/usb/b2c2/built-in.o LD drivers/media/usb/dvb-usb/built-in.o LD drivers/media/pci/pluto2/built-in.o LD drivers/media/pci/pt1/built-in.o CC lib/find_bit.o LD drivers/media/pci/pt3/built-in.o LD drivers/media/usb/s2255/built-in.o LD drivers/media/pci/saa7146/built-in.o CC lib/llist.o CC drivers/mtd/mtdcore.o LD drivers/media/pci/smipcie/built-in.o LD drivers/media/usb/dvb-usb-v2/built-in.o LD drivers/media/pci/ttpci/built-in.o LD drivers/media/pci/built-in.o LD drivers/media/usb/siano/built-in.o CC lib/memweight.o LD drivers/media/usb/stkwebcam/built-in.o CC lib/kfifo.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/media/usb/ttusb-dec/built-in.o LD block/built-in.o LD drivers/media/usb/zr364xx/built-in.o CC drivers/mtd/mtdsuper.o CC drivers/mmc/card/queue.o CC drivers/mtd/mtdconcat.o CC lib/percpu-refcount.o CC drivers/mtd/mtdpart.o LD drivers/media/usb/built-in.o LD drivers/media/built-in.o CC drivers/base/dma-coherent.o CC drivers/base/firmware_class.o CC drivers/mtd/mtdchar.o CC kernel/reboot.o CC fs/mpage.o CC fs/proc_namespace.o CC fs/autofs4/init.o CC fs/debugfs/inode.o CC fs/devpts/inode.o CC kernel/async.o CC drivers/input/ff-core.o CC drivers/base/power/qos.o CC lib/percpu_ida.o LD drivers/irqchip/built-in.o CC drivers/mmc/core/mmc_ops.o CC kernel/range.o CC drivers/mmc/core/sd.o CC kernel/smpboot.o CC kernel/groups.o LD drivers/hid/hid-logitech.o LD drivers/hid/hid.o LD drivers/hid/built-in.o CC kernel/irq/irqdesc.o LD drivers/net/built-in.o CC drivers/base/module.o LD fs/exofs/built-in.o CC fs/ext2/balloc.o CC fs/debugfs/file.o CC drivers/mtd/ofpart.o LD kernel/livepatch/built-in.o CC mm/pagewalk.o CC kernel/locking/mutex.o CC kernel/power/qos.o CC mm/pgtable-generic.o CC kernel/printk/printk.o CC fs/kernfs/mount.o CC fs/fscache/cache.o CC kernel/rcu/update.o CC kernel/rcu/srcu.o CC lib/rhashtable.o CC fs/autofs4/inode.o CC drivers/mmc/core/sd_ops.o CC drivers/mmc/host/sdhci-pltfm.o CC drivers/mtd/cmdlinepart.o CC lib/reciprocal_div.o CC mm/process_vm_access.o CC drivers/mtd/mtd_blkdevs.o CC fs/autofs4/root.o CC drivers/base/power/runtime.o CC mm/init-mm.o CC kernel/irq/handle.o CC drivers/base/power/wakeirq.o CC kernel/locking/semaphore.o CC drivers/mmc/core/sdio.o CC kernel/sched/core.o CC drivers/mmc/core/sdio_ops.o CC drivers/mmc/core/sdio_bus.o CC fs/notify/fsnotify.o LD fs/devpts/devpts.o LD fs/devpts/built-in.o CC fs/notify/notification.o CC fs/notify/group.o CC mm/nobootmem.o CC drivers/input/mousedev.o LD drivers/nfc/built-in.o CC fs/fscache/cookie.o CC fs/fscache/fsdef.o CC fs/kernfs/inode.o CC fs/ext2/dir.o CC fs/ext2/file.o LD drivers/mmc/card/mmc_block.o LD drivers/mmc/card/built-in.o CC fs/kernfs/dir.o CC fs/kernfs/file.o CC drivers/base/power/main.o CC drivers/base/power/wakeup.o CC kernel/time/time.o CC kernel/time/timer.o CC kernel/time/hrtimer.o CC kernel/time/itimer.o CC kernel/time/posix-timers.o CC kernel/rcu/tiny.o CC kernel/time/posix-cpu-timers.o CC lib/string_helpers.o CC drivers/base/power/clock_ops.o CC drivers/of/base.o LD drivers/pinctrl/freescale/built-in.o LD drivers/platform/built-in.o CC kernel/locking/rwsem.o LD drivers/pinctrl/nomadik/built-in.o CC fs/autofs4/symlink.o CC fs/autofs4/waitq.o LD drivers/pwm/built-in.o LD drivers/pinctrl/built-in.o CC fs/autofs4/expire.o CC fs/autofs4/dev-ioctl.o CC drivers/rtc/rtc-lib.o CC fs/notify/inode_mark.o CC fs/ext2/ialloc.o CC drivers/scsi/scsi.o LD fs/debugfs/debugfs.o CC drivers/scsi/hosts.o LD fs/debugfs/built-in.o CC drivers/scsi/scsi_ioctl.o CC kernel/time/timekeeping.o CC kernel/irq/manage.o CC kernel/power/main.o LD drivers/mmc/host/built-in.o CC kernel/time/ntp.o CC kernel/power/console.o CC mm/fadvise.o CC fs/fscache/main.o CC mm/madvise.o LD drivers/soc/built-in.o CC drivers/of/device.o CC drivers/scsi/scsicam.o CC drivers/of/platform.o CC drivers/of/fdt.o LD drivers/input/input-core.o LD drivers/input/built-in.o CC kernel/locking/rtmutex.o CC drivers/mmc/core/sdio_cis.o CC lib/hexdump.o CC kernel/time/clocksource.o CC fs/ext2/inode.o CC lib/kstrtox.o CC drivers/mtd/mtdblock.o CC fs/notify/mark.o CC fs/notify/vfsmount_mark.o CC drivers/mtd/chips/chipreg.o CC fs/notify/fdinfo.o CC fs/fscache/netfs.o CC kernel/time/timer_list.o CC kernel/time/jiffies.o CC fs/kernfs/symlink.o CC lib/pci_iomap.o CC lib/iomap_copy.o CC lib/devres.o CC drivers/mtd/chips/cfi_probe.o CC drivers/mtd/chips/cfi_util.o CC drivers/mtd/chips/cfi_cmdset_0002.o LD kernel/printk/built-in.o LD fs/autofs4/autofs4.o CC mm/memblock.o LD fs/autofs4/built-in.o CC kernel/freezer.o CC kernel/trace/trace_clock.o CC drivers/scsi/scsi_error.o LD drivers/mtd/devices/built-in.o CC kernel/profile.o CC kernel/time/timeconv.o LD drivers/rtc/built-in.o CC kernel/time/timecounter.o CC kernel/time/posix-clock.o CC fs/ext2/ioctl.o CC drivers/mmc/core/sdio_io.o LD kernel/rcu/built-in.o CC kernel/time/alarmtimer.o CC drivers/tty/tty_io.o CC fs/ext2/namei.o CC kernel/locking/rwsem-xadd.o LD fs/kernfs/built-in.o LD drivers/video/backlight/built-in.o CC drivers/of/fdt_address.o CC drivers/of/address.o CC drivers/of/irq.o CC drivers/video/console/dummycon.o CC drivers/scsi/scsi_lib.o CC lib/hweight.o CC mm/dmapool.o CC drivers/of/of_mtd.o CC kernel/trace/ring_buffer.o CC mm/slab.o CC mm/migrate.o CC kernel/irq/spurious.o CC kernel/irq/resend.o CC kernel/irq/chip.o CC kernel/futex.o LD drivers/base/power/built-in.o CC kernel/up.o LD drivers/base/built-in.o CC kernel/uid16.o CC kernel/module.o CC kernel/kallsyms.o CC kernel/cgroup.o CC fs/notify/dnotify/dnotify.o CC kernel/utsname.o CC drivers/video/fbdev/core/fb_notify.o CC drivers/scsi/scsi_common.o CC kernel/power/process.o CC kernel/power/suspend.o CC lib/bitrev.o CC drivers/scsi/scsi_lib_dma.o CC kernel/irq/dummychip.o CC kernel/irq/devres.o CC fs/ext2/super.o CC drivers/scsi/scsi_scan.o CC drivers/scsi/scsi_sysfs.o CC fs/ext2/symlink.o CC drivers/scsi/scsi_devinfo.o CC kernel/sched/loadavg.o CC kernel/sched/clock.o CC fs/fscache/object.o CC kernel/sched/cputime.o CC lib/crc-ccitt.o HOSTCC lib/gen_crc32table CC fs/ext2/xattr.o CC kernel/sched/idle_task.o CC kernel/time/clockevents.o CC kernel/time/tick-common.o CC drivers/of/of_reserved_mem.o CC kernel/irq/autoprobe.o CC fs/ext2/xattr_user.o CC kernel/pid_namespace.o CC kernel/locking/percpu-rwsem.o GZIP kernel/config_data.gz LD fs/notify/fanotify/built-in.o CC kernel/time/sched_clock.o CC drivers/mmc/core/sdio_irq.o CC drivers/mmc/core/quirks.o CC kernel/relay.o CC kernel/time/timekeeping_debug.o CC drivers/tty/n_tty.o CC fs/notify/inotify/inotify_fsnotify.o CC kernel/irq/irqdomain.o LD fs/notify/dnotify/built-in.o CC fs/notify/inotify/inotify_user.o CC fs/proc/task_mmu.o CC fs/fscache/operation.o CC fs/proc/inode.o CC kernel/utsname_sysctl.o LD drivers/video/console/built-in.o CC kernel/elfcore.o LD kernel/locking/built-in.o CC kernel/sched/fair.o LD drivers/video/fbdev/core/built-in.o LD fs/quota/built-in.o CC fs/proc/root.o CC fs/ext2/xattr_trusted.o CC drivers/scsi/scsi_sysctl.o CC kernel/irq/proc.o CC lib/genalloc.o LD drivers/video/fbdev/omap2/displays-new/built-in.o CC lib/lz4/lz4_decompress.o LD drivers/video/fbdev/omap2/dss/built-in.o LD drivers/video/fbdev/omap2/built-in.o LD drivers/video/fbdev/built-in.o LD drivers/video/built-in.o CC lib/xz/xz_dec_syms.o CC lib/lzo/lzo1x_decompress_safe.o CC lib/xz/xz_dec_stream.o CC drivers/mmc/core/slot-gpio.o CC lib/swiotlb.o CC lib/zlib_inflate/inffast.o LD kernel/power/built-in.o CC kernel/sched/rt.o CC kernel/irq_work.o CC drivers/mtd/chips/gen_probe.o CC lib/zlib_inflate/inflate.o CC drivers/scsi/scsi_proc.o /home/kisskb/slave/src/kernel/cgroup.c: In function 'cgroup_mount': /home/kisskb/slave/src/kernel/cgroup.c:1901:13: warning: 'root' may be used uninitialized in this function [-Wuninitialized] CC kernel/sched/deadline.o CC drivers/mmc/core/pwrseq.o CC kernel/cpu_pm.o CC drivers/mmc/core/pwrseq_simple.o CHK kernel/config_data.h UPD kernel/config_data.h CC drivers/mmc/core/pwrseq_emmc.o CC fs/proc/base.o CC kernel/configs.o CC drivers/scsi/scsi_trace.o CC kernel/irq/pm.o LD fs/ext2/ext2.o CC fs/ramfs/inode.o LD fs/ext2/built-in.o CC fs/ramfs/file-mmu.o LD kernel/trace/built-in.o CC fs/eventpoll.o CC fs/sysfs/file.o LD fs/notify/inotify/built-in.o LD drivers/of/built-in.o LD fs/notify/built-in.o CC fs/fscache/page.o CC fs/sysfs/dir.o CC lib/iommu-helper.o CC fs/fscache/proc.o CC drivers/mmc/core/debugfs.o CC fs/anon_inodes.o LD mm/built-in.o CC fs/signalfd.o CC lib/xz/xz_dec_lzma2.o LD lib/lz4/built-in.o CC lib/xz/xz_dec_bcj.o CC fs/timerfd.o CC lib/zlib_inflate/infutil.o CC fs/eventfd.o CC lib/iommu-common.o CC fs/sysfs/symlink.o LD lib/lzo/lzo_decompress.o LD lib/lzo/built-in.o CC fs/sysfs/mount.o CC fs/sysfs/group.o CC lib/zlib_inflate/inftrees.o CC fs/aio.o LD kernel/time/built-in.o CC lib/zlib_inflate/inflate_syms.o CC fs/proc/generic.o CC fs/locks.o CC drivers/scsi/scsi_logging.o CC kernel/sched/stop_task.o CC fs/binfmt_script.o CC kernel/sched/wait.o CC fs/binfmt_elf.o CC kernel/sched/completion.o LD drivers/mtd/lpddr/built-in.o CC kernel/sched/idle.o CC fs/mbcache.o CC fs/coredump.o CC fs/drop_caches.o LD drivers/mtd/nand/built-in.o CC drivers/mtd/maps/physmap.o CC lib/syscall.o CC lib/glob.o CC lib/strncpy_from_user.o CC fs/proc/array.o CC lib/strnlen_user.o CC lib/argv_split.o CC lib/bug.o CC lib/cmdline.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o CC fs/dcookies.o CC lib/ctype.o CC drivers/tty/tty_ioctl.o LD drivers/mmc/core/mmc_core.o LD drivers/mtd/onenand/built-in.o LD drivers/mmc/core/built-in.o LD lib/zlib_inflate/zlib_inflate.o LD lib/xz/xz_dec.o LD lib/zlib_inflate/built-in.o LD lib/xz/built-in.o LD drivers/mtd/tests/built-in.o CC lib/dec_and_lock.o LD drivers/mmc/built-in.o CC lib/decompress.o CC lib/decompress_bunzip2.o CC fs/proc/fd.o LD drivers/mtd/mtd.o CC lib/decompress_inflate.o CC lib/decompress_unlz4.o CC fs/proc/proc_tty.o CC lib/decompress_unlzma.o CC lib/decompress_unlzo.o CC fs/proc/cmdline.o LD drivers/mtd/chips/built-in.o CC drivers/scsi/scsi_pm.o CC lib/decompress_unxz.o CC lib/dump_stack.o LD drivers/scsi/arm/built-in.o CC lib/earlycpio.o LD drivers/mtd/maps/built-in.o CC drivers/tty/tty_ldisc.o LD drivers/mtd/built-in.o CC lib/extable.o CC drivers/tty/tty_buffer.o CC fs/proc/consoles.o CC lib/fdt.o CC drivers/scsi/sd.o CC lib/fdt_empty_tree.o CC fs/proc/cpuinfo.o CC fs/proc/devices.o CC lib/fdt_ro.o CC drivers/tty/tty_port.o CC lib/fdt_rw.o CC lib/fdt_strerror.o LD fs/sysfs/built-in.o CC drivers/tty/tty_mutex.o CC fs/proc/interrupts.o CC fs/proc/loadavg.o CC lib/fdt_sw.o CC drivers/tty/tty_ldsem.o CC fs/proc/meminfo.o CC lib/fdt_wip.o CC lib/flex_proportions.o CC fs/proc/stat.o CC lib/idr.o CC lib/int_sqrt.o CC lib/ioremap.o CC fs/proc/uptime.o CC fs/proc/version.o CC fs/proc/softirqs.o CC lib/irq_regs.o LD kernel/irq/built-in.o CC drivers/tty/pty.o LD drivers/tty/ipwireless/built-in.o CC lib/is_single_threaded.o CC lib/klist.o CC lib/kobject.o CC lib/kobject_uevent.o CC fs/proc/namespaces.o LD fs/fscache/fscache.o LD fs/fscache/built-in.o CC fs/proc/self.o CC fs/proc/thread_self.o CC drivers/tty/vt/vt_ioctl.o CC lib/md5.o CC lib/plist.o CC drivers/tty/serial/serial_core.o CC lib/proportions.o CC lib/radix-tree.o LD kernel/sched/built-in.o LD kernel/built-in.o CC fs/proc/proc_sysctl.o CC drivers/tty/vt/vc_screen.o CC drivers/tty/serial/earlycon.o CC fs/proc/kmsg.o CC drivers/tty/serial/8250/8250_core.o CC fs/proc/page.o CC lib/ratelimit.o CC lib/rbtree.o CC lib/seq_buf.o CC drivers/tty/vt/selection.o CC drivers/tty/serial/8250/8250_early.o CC lib/sha1.o CC lib/show_mem.o CC drivers/tty/vt/keyboard.o CC lib/string.o CC drivers/tty/vt/consolemap.o CC lib/timerqueue.o CC lib/vsprintf.o CONMK drivers/tty/vt/consolemap_deftbl.c CC drivers/tty/vt/vt.o SHIPPED drivers/tty/vt/defkeymap.c GEN lib/crc32table.h CC drivers/tty/vt/consolemap_deftbl.o CC drivers/tty/vt/defkeymap.o CC lib/crc32.o LD drivers/scsi/scsi_mod.o LD drivers/scsi/sd_mod.o LD drivers/scsi/built-in.o LD lib/built-in.o LD fs/proc/proc.o LD fs/proc/built-in.o LD fs/built-in.o LD drivers/tty/serial/8250/8250.o LD drivers/tty/serial/8250/built-in.o LD drivers/tty/serial/built-in.o AR lib/lib.a LD drivers/tty/vt/built-in.o LD drivers/tty/built-in.o LD drivers/built-in.o LINK vmlinux LD vmlinux.o MODPOST vmlinux.o GEN .version CHK include/generated/compile.h UPD include/generated/compile.h CC init/version.o LD init/built-in.o KSYM .tmp_kallsyms1.o KSYM .tmp_kallsyms2.o LD vmlinux SORTEX vmlinux SYSMAP System.map OBJCOPY arch/arm/boot/Image Building modules, stage 2. MODPOST 2 modules Kernel: arch/arm/boot/Image is ready LDS arch/arm/boot/compressed/vmlinux.lds AS arch/arm/boot/compressed/head.o CC arch/arm/oprofile/oprofile.mod.o CC block/cfq-iosched.mod.o GZIP arch/arm/boot/compressed/piggy.gzip CC arch/arm/boot/compressed/misc.o CC arch/arm/boot/compressed/decompress.o CC arch/arm/boot/compressed/string.o SHIPPED arch/arm/boot/compressed/hyp-stub.S SHIPPED arch/arm/boot/compressed/lib1funcs.S SHIPPED arch/arm/boot/compressed/ashldi3.S SHIPPED arch/arm/boot/compressed/bswapsdi2.S AS arch/arm/boot/compressed/hyp-stub.o AS arch/arm/boot/compressed/lib1funcs.o AS arch/arm/boot/compressed/ashldi3.o AS arch/arm/boot/compressed/bswapsdi2.o LD [M] arch/arm/oprofile/oprofile.ko LD [M] block/cfq-iosched.ko AS arch/arm/boot/compressed/piggy.gzip.o LD arch/arm/boot/compressed/vmlinux OBJCOPY arch/arm/boot/zImage Kernel: arch/arm/boot/zImage is ready make[1]: Leaving directory '/home/kisskb/slave/build/linus_cns3420vb_defconfig_arm' Completed OK # rm -rf /home/kisskb/slave/build/linus_cns3420vb_defconfig_arm # Build took: 0:00:22.293997