# git rev-parse -q --verify 9fea59bd7ca541e5d0851f0b6dbca83c60ea90cd^{commit} 9fea59bd7ca541e5d0851f0b6dbca83c60ea90cd already have revision, skipping fetch # git checkout -q -f -B kisskb 9fea59bd7ca541e5d0851f0b6dbca83c60ea90cd # git clean -qxdf # git log -1 commit 9fea59bd7ca541e5d0851f0b6dbca83c60ea90cd Author: Michael Ellerman Date: Fri Apr 21 00:36:20 2017 +1000 powerpc/mm: Add support for runtime configuration of ASLR limits Add powerpc support for mmap_rnd_bits and mmap_rnd_compat_bits, which are two sysctls that allow a user to configure the number of bits of randomness used for ASLR. Because of the way the Kconfig for ARCH_MMAP_RND_BITS is defined, we have to construct at least the MIN value in Kconfig, vs in a header which would be more natural. Given that we just go ahead and do it all in Kconfig. At least according to the code (the documentation makes no mention of it), the value is defined as the number of bits of randomisation *of the page*, not the address. This makes some sense, with larger page sizes more of the low bits are forced to zero, which would reduce the randomisation if we didn't take the PAGE_SIZE into account. However it does mean the min/max values have to change depending on the PAGE_SIZE in order to actually limit the amount of address space consumed by the randomisation. The result of that is that we have to define the default values based on both 32-bit vs 64-bit, but also the configured PAGE_SIZE. Furthermore now that we have 128TB address space support on Book3S, we also have to take that into account. Finally we can wire up the value in arch_mmap_rnd(). Signed-off-by: Michael Ellerman Signed-off-by: Bhupesh Sharma Tested-by: Bhupesh Sharma Reviewed-by: Kees Cook Reviewed-by: Aneesh Kumar K.V # < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < git log --format=%s --max-count=1 9fea59bd7ca541e5d0851f0b6dbca83c60ea90cd # < make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- allnoconfig # make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux- make[1]: Entering directory '/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc-5.3' GEN ./Makefile scripts/kconfig/conf --silentoldconfig Kconfig CHK include/config/kernel.release GEN ./Makefile UPD include/config/kernel.release WRAP arch/powerpc/include/generated/asm/clkdev.h WRAP arch/powerpc/include/generated/asm/div64.h WRAP arch/powerpc/include/generated/asm/export.h WRAP arch/powerpc/include/generated/asm/irq_regs.h WRAP arch/powerpc/include/generated/asm/irq_work.h WRAP arch/powerpc/include/generated/asm/local64.h WRAP arch/powerpc/include/generated/asm/mcs_spinlock.h WRAP arch/powerpc/include/generated/asm/preempt.h WRAP arch/powerpc/include/generated/asm/rwsem.h WRAP arch/powerpc/include/generated/asm/vtime.h CHK include/generated/uapi/linux/version.h UPD include/generated/uapi/linux/version.h CHK include/generated/utsrelease.h UPD include/generated/utsrelease.h Using /home/kisskb/slave/src as source for kernel HOSTCC scripts/sortextable CC scripts/mod/empty.o HOSTCC scripts/mod/mk_elfconfig CC scripts/mod/devicetable-offsets.s HOSTCC scripts/dtc/fstree.o HOSTCC scripts/dtc/dtc.o HOSTCC scripts/dtc/data.o HOSTCC scripts/dtc/flattree.o HOSTCC scripts/dtc/treesource.o HOSTCC scripts/dtc/livetree.o HOSTCC scripts/dtc/srcpos.o HOSTCC scripts/dtc/checks.o HOSTCC scripts/dtc/util.o SHIPPED scripts/dtc/dtc-lexer.lex.c SHIPPED scripts/dtc/dtc-parser.tab.h SHIPPED scripts/dtc/dtc-parser.tab.c HOSTCC scripts/dtc/dtc-parser.tab.o HOSTCC scripts/dtc/dtc-lexer.lex.o GEN 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/dtc/dtc 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/powerpc/kernel/asm-offsets.s CHK include/generated/asm-offsets.h UPD include/generated/asm-offsets.h CALL /home/kisskb/slave/src/scripts/checksyscalls.sh CC init/main.o CHK include/generated/compile.h LD usr/built-in.o CC init/do_mounts.o CC init/noinitramfs.o CC init/init_task.o UPD include/generated/compile.h CC init/version.o CC arch/powerpc/mm/fault.o CC arch/powerpc/mm/mem.o CC arch/powerpc/mm/init_32.o CC arch/powerpc/mm/pgtable.o LD arch/powerpc/sysdev/built-in.o CC arch/powerpc/mm/mmap.o CC arch/powerpc/mm/pgtable_32.o CC arch/powerpc/mm/init-common.o CC arch/powerpc/mm/ppc_mmu_32.o AS arch/powerpc/lib/crtsavres.o CC arch/powerpc/mm/hugetlbpage.o CC arch/powerpc/lib/alloc.o CC arch/powerpc/lib/code-patching.o CC arch/powerpc/mm/tlb_hash32.o AS arch/powerpc/lib/string.o CC arch/powerpc/lib/feature-fixups.o AS arch/powerpc/lib/div64.o CC arch/powerpc/mm/mmu_context_hash32.o AS arch/powerpc/lib/copy_32.o CC arch/powerpc/lib/checksum_wrappers.o AS arch/powerpc/mm/hash_low_32.o AS arch/powerpc/lib/checksum_32.o LD arch/powerpc/platforms/built-in.o LD arch/powerpc/math-emu/built-in.o LD arch/powerpc/crypto/built-in.o CC arch/powerpc/kernel/cputable.o CC arch/powerpc/kernel/ptrace.o CC arch/powerpc/kernel/irq.o CC arch/powerpc/kernel/syscalls.o LD arch/powerpc/net/built-in.o CC arch/powerpc/kernel/align.o CC arch/powerpc/kernel/signal_32.o CC arch/powerpc/kernel/pmc.o CPP arch/powerpc/kernel/systbl_chk.i CC arch/powerpc/kernel/process.o CC arch/powerpc/kernel/vdso.o CC arch/powerpc/kernel/idle.o CC arch/powerpc/kernel/cacheinfo.o CC arch/powerpc/kernel/sysfs.o CC arch/powerpc/kernel/prom.o CC arch/powerpc/kernel/traps.o CC arch/powerpc/kernel/signal.o CC arch/powerpc/kernel/setup-common.o AS arch/powerpc/kernel/misc.o CC arch/powerpc/kernel/udbg.o CC arch/powerpc/kernel/time.o CC arch/powerpc/kernel/io.o CC arch/powerpc/kernel/of_platform.o AS arch/powerpc/kernel/misc_32.o CC arch/powerpc/kernel/dma.o CC arch/powerpc/kernel/prom_parse.o AS arch/powerpc/kernel/l2cr_6xx.o AS arch/powerpc/kernel/idle_6xx.o AS arch/powerpc/kernel/cpu_setup_6xx.o AS arch/powerpc/kernel/entry_32.o CC arch/powerpc/kernel/setup_32.o LD certs/built-in.o CC arch/powerpc/kernel/pci_32.o CC arch/powerpc/kernel/pci-common.o CC arch/powerpc/kernel/pci_of_scan.o AS arch/powerpc/kernel/head_32.o CC arch/powerpc/kernel/iomap.o LDS arch/powerpc/kernel/vmlinux.lds AS arch/powerpc/kernel/fpu.o LDS arch/powerpc/kernel/vdso32/vdso32.lds VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o VDSO32A arch/powerpc/kernel/vdso32/datapage.o CALL /home/kisskb/slave/src/arch/powerpc/kernel/systbl_chk.sh LD arch/powerpc/lib/built-in.o AS arch/powerpc/kernel/systbl.o VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o VDSO32A arch/powerpc/kernel/vdso32/note.o VDSO32L arch/powerpc/kernel/vdso32/vdso32.so.dbg OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so LD ipc/built-in.o AS arch/powerpc/kernel/vdso32/vdso32_wrapper.o CC security/min_addr.o CC security/commoncap.o LD arch/powerpc/mm/built-in.o LD arch/powerpc/kernel/vdso32/built-in.o CC kernel/fork.o CC kernel/exec_domain.o CC mm/mempool.o CC mm/filemap.o LD block/built-in.o CC kernel/cpu.o CC mm/page_alloc.o CC mm/oom_kill.o CC kernel/softirq.o CC kernel/exit.o CC mm/maccess.o CC kernel/panic.o CC mm/swap.o LD sound/built-in.o CC mm/page-writeback.o CC mm/truncate.o CC mm/readahead.o CC kernel/resource.o CC kernel/capability.o CC mm/shmem.o CC kernel/sysctl_binary.o CC kernel/ptrace.o CC kernel/sysctl.o CC kernel/user.o CC mm/vmscan.o CC mm/util.o CC kernel/signal.o CC kernel/sys.o CC mm/mmzone.o LD firmware/built-in.o LD crypto/built-in.o CC kernel/kmod.o CC kernel/pid.o CC kernel/workqueue.o CC mm/vmstat.o CC mm/backing-dev.o CC fs/open.o CC kernel/task_work.o CC fs/read_write.o CC kernel/extable.o CC fs/file_table.o LD net/built-in.o CC kernel/params.o CC fs/super.o CC mm/mm_init.o CC kernel/kthread.o CC kernel/sys_ni.o LD init/mounts.o LD init/built-in.o CC fs/char_dev.o CC kernel/nsproxy.o LD virt/lib/built-in.o CC mm/mmu_context.o CC kernel/notifier.o CC kernel/ksysfs.o LD virt/built-in.o CC kernel/cred.o CC fs/stat.o CC kernel/reboot.o CC kernel/async.o CC mm/slab_common.o CC mm/percpu.o LD arch/powerpc/kernel/built-in.o CC mm/compaction.o CC kernel/range.o CC mm/vmacache.o CC fs/exec.o CC mm/swap_slots.o CC kernel/smpboot.o CC kernel/ucount.o CC mm/interval_tree.o CC lib/lockref.o CC fs/pipe.o CC mm/list_lru.o LD kernel/livepatch/built-in.o CC mm/workingset.o CC kernel/printk/printk.o CC kernel/power/qos.o LD security/built-in.o CC mm/debug.o CC mm/gup.o CC mm/highmem.o CC kernel/locking/mutex.o CC kernel/rcu/update.o CC kernel/irq/irqdesc.o CC fs/namei.o CC lib/bcd.o CC mm/mincore.o CC mm/memory.o CC kernel/dma.o LD drivers/amba/built-in.o CC mm/mlock.o CC kernel/memremap.o CC kernel/up.o CC kernel/elfcore.o CC mm/mmap.o CC kernel/sched/core.o CC lib/div64.o LD drivers/auxdisplay/built-in.o CC lib/sort.o CC lib/parser.o LD drivers/block/built-in.o CC kernel/time/time.o CC kernel/time/timer.o CC fs/fcntl.o LD drivers/bus/built-in.o CC fs/ioctl.o LD drivers/cdrom/built-in.o CC kernel/rcu/tiny.o CC kernel/rcu/sync.o CC mm/mprotect.o CC kernel/irq/handle.o CC drivers/base/component.o CC lib/debug_locks.o LD drivers/char/ipmi/built-in.o CC mm/mremap.o CC lib/random32.o CC mm/msync.o CC mm/page_vma_mapped.o CC mm/pagewalk.o CC mm/pgtable-generic.o CC drivers/char/mem.o CC fs/readdir.o CC mm/rmap.o CC mm/vmalloc.o CC mm/init-mm.o CC kernel/irq/manage.o LD drivers/clk/bcm/built-in.o CC mm/nobootmem.o CC kernel/locking/semaphore.o CC lib/bust_spinlocks.o CC mm/memblock.o CC mm/dmapool.o CC lib/kasprintf.o CC fs/dcache.o CC fs/select.o CC mm/slub.o LD drivers/clk/mvebu/built-in.o CC lib/bitmap.o CC lib/scatterlist.o CC kernel/irq/spurious.o CC kernel/irq/resend.o CC lib/gcd.o CC drivers/base/core.o CC drivers/base/bus.o LD kernel/printk/built-in.o CC drivers/base/dd.o CC drivers/base/syscore.o CC fs/inode.o CC lib/lcm.o LD drivers/clk/ti/built-in.o CC lib/list_sort.o CC drivers/base/driver.o CC fs/attr.o LD drivers/clk/built-in.o CC drivers/base/class.o CC lib/uuid.o CC lib/flex_array.o CC kernel/time/hrtimer.o LD kernel/power/built-in.o CC lib/iov_iter.o CC kernel/time/timekeeping.o CC kernel/time/ntp.o LD drivers/clocksource/built-in.o LD drivers/firewire/built-in.o LD kernel/rcu/built-in.o CC drivers/base/platform.o CC drivers/base/cpu.o CC drivers/char/random.o LD drivers/hwtracing/intel_th/built-in.o CC kernel/locking/rwsem.o CC drivers/char/misc.o CC kernel/irq/chip.o CC lib/clz_ctz.o CC kernel/irq/dummychip.o CC fs/bad_inode.o CC lib/bsearch.o LD drivers/gpu/vga/built-in.o CC fs/file.o CC lib/find_bit.o CC fs/filesystems.o CC lib/llist.o CC fs/namespace.o CC drivers/base/firmware.o LD drivers/firmware/broadcom/built-in.o CC fs/seq_file.o CC lib/memweight.o CC lib/kfifo.o CC kernel/irq/devres.o CC fs/xattr.o LD drivers/i2c/algos/built-in.o CC lib/percpu-refcount.o CC lib/percpu_ida.o CC fs/libfs.o CC lib/rhashtable.o LD drivers/firmware/meson/built-in.o LD drivers/i2c/busses/built-in.o LD drivers/gpu/drm/bridge/built-in.o CC drivers/base/init.o CC kernel/locking/percpu-rwsem.o CC kernel/irq/irqdomain.o CC drivers/base/map.o CC fs/fs-writeback.o CC lib/once.o LD drivers/firmware/tegra/built-in.o LD drivers/i2c/muxes/built-in.o CC lib/refcount.o CC lib/reciprocal_div.o CC kernel/time/clocksource.o LD drivers/gpu/drm/hisilicon/built-in.o CC drivers/base/devres.o CC lib/string_helpers.o LD drivers/firmware/built-in.o LD drivers/char/agp/built-in.o LD drivers/i2c/built-in.o CC fs/pnode.o LD drivers/gpu/drm/i2c/built-in.o CC kernel/locking/rwsem-xadd.o CC drivers/base/attribute_container.o CC fs/splice.o CC fs/sync.o CC kernel/time/jiffies.o LD drivers/idle/built-in.o CC fs/utimes.o CC drivers/base/transport_class.o LD drivers/lguest/built-in.o LD drivers/macintosh/built-in.o CC kernel/sched/loadavg.o CC drivers/base/topology.o CC lib/hexdump.o CC drivers/irqchip/irqchip.o CC lib/kstrtox.o CC lib/pci_iomap.o LD drivers/mfd/built-in.o CC drivers/base/container.o LD drivers/mmc/built-in.o CC lib/iomap_copy.o LD drivers/gpu/drm/omapdrm/displays/built-in.o CC fs/fs_struct.o CC fs/stack.o LD drivers/net/built-in.o CC kernel/time/timer_list.o CC lib/devres.o CC lib/hweight.o LD drivers/gpu/drm/omapdrm/dss/built-in.o LD drivers/nfc/built-in.o CC drivers/base/property.o LD drivers/char/built-in.o LD drivers/gpu/drm/omapdrm/built-in.o LD drivers/nvme/host/built-in.o LD drivers/misc/cb710/built-in.o CC lib/bitrev.o LD drivers/misc/eeprom/built-in.o CC fs/statfs.o LD drivers/misc/lis3lv02d/built-in.o HOSTCC lib/gen_crc32table CC drivers/of/base.o CC lib/syscall.o LD drivers/gpu/drm/panel/built-in.o LD drivers/misc/ti-st/built-in.o LD mm/built-in.o CC lib/atomic64.o LD drivers/nvme/target/built-in.o CC kernel/time/timecounter.o CC kernel/time/timeconv.o CC kernel/time/posix-stubs.o CC kernel/time/alarmtimer.o CC kernel/time/tick-common.o LD drivers/nvme/built-in.o CC kernel/time/clockevents.o CC fs/fs_pin.o LD drivers/misc/mic/bus/built-in.o CC drivers/base/cacheinfo.o CC fs/nsfs.o LD drivers/gpu/drm/tilcdc/built-in.o LD drivers/media/common/b2c2/built-in.o CC lib/strncpy_from_user.o LD drivers/pci/dwc/built-in.o CC lib/strnlen_user.o LD drivers/misc/mic/built-in.o CC fs/no-block.o LD drivers/gpu/drm/built-in.o CC lib/argv_split.o CC lib/chacha20.o CC lib/cmdline.o CC drivers/pci/access.o CC kernel/sched/clock.o LD drivers/base/power/built-in.o LD drivers/misc/built-in.o CC lib/ctype.o LD fs/devpts/built-in.o LD drivers/media/common/saa7146/built-in.o CC lib/dec_and_lock.o LD drivers/irqchip/built-in.o LD drivers/platform/built-in.o LD drivers/base/test/built-in.o CC drivers/base/dma-mapping.o LD fs/exofs/built-in.o CC lib/earlycpio.o CC lib/decompress.o CC lib/extable.o CC lib/fdt.o CC lib/dump_stack.o LD drivers/power/built-in.o LD kernel/locking/built-in.o CC lib/fdt_empty_tree.o CC lib/fdt_rw.o LD drivers/ptp/built-in.o CC lib/fdt_ro.o LD drivers/media/common/siano/built-in.o CC lib/fdt_strerror.o LD drivers/pwm/built-in.o LD drivers/gpu/built-in.o LD fs/quota/built-in.o CC lib/fdt_sw.o LD kernel/irq/built-in.o CC lib/flex_proportions.o CC lib/fdt_wip.o LD fs/notify/dnotify/built-in.o CC lib/is_single_threaded.o CC lib/ioremap.o CC lib/irq_regs.o CC lib/int_sqrt.o CC fs/binfmt_elf.o CC lib/klist.o CC lib/idr.o CC lib/kobject_uevent.o CC lib/kobject.o CC lib/md5.o CC lib/nmi_backtrace.o LD drivers/media/common/v4l2-tpg/built-in.o LD drivers/soc/bcm/built-in.o CC fs/ramfs/inode.o LD drivers/usb/host/built-in.o CC lib/plist.o CC lib/nodemask.o CC lib/radix-tree.o CC kernel/sched/cputime.o LD drivers/media/common/built-in.o LD drivers/tty/ipwireless/built-in.o LD fs/notify/fanotify/built-in.o CC kernel/sched/idle_task.o CC kernel/sched/rt.o CC kernel/sched/deadline.o CC kernel/sched/fair.o CC lib/ratelimit.o LD drivers/usb/built-in.o CC lib/rbtree.o LD drivers/video/backlight/built-in.o LD drivers/soc/fsl/built-in.o CC lib/seq_buf.o LD fs/notify/inotify/built-in.o LD drivers/tty/serial/built-in.o CC lib/sha1.o CC drivers/of/device.o CC drivers/of/fdt_address.o CC drivers/of/platform.o CC drivers/of/address.o LD drivers/tty/vt/built-in.o LD fs/notify/built-in.o LD drivers/soc/built-in.o CC drivers/of/fdt.o LD drivers/media/firewire/built-in.o CC drivers/of/irq.o CC lib/siphash.o CC lib/show_mem.o CC lib/string.o CC lib/timerqueue.o LD drivers/video/fbdev/core/built-in.o LD drivers/tty/built-in.o CC kernel/sched/stop_task.o CC drivers/of/of_pci.o CC lib/vsprintf.o CC lib/win_minmax.o CC kernel/sched/wait.o CC kernel/sched/swait.o GEN lib/crc32table.h CC kernel/sched/completion.o CC lib/crc32.o CC kernel/sched/idle.o CC drivers/of/of_pci_irq.o CC drivers/of/of_reserved_mem.o LD drivers/media/i2c/soc_camera/built-in.o CC drivers/pci/bus.o LD drivers/media/i2c/built-in.o CC fs/ramfs/file-mmu.o CC drivers/pci/probe.o CC drivers/pci/host-bridge.o CC drivers/pci/remove.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o LD drivers/media/mmc/siano/built-in.o CC drivers/pci/pci.o CC drivers/pci/pci-driver.o LD drivers/media/platform/omap/built-in.o CC drivers/pci/search.o LD drivers/video/fbdev/omap2/omapfb/built-in.o LD drivers/media/mmc/built-in.o LD drivers/media/platform/built-in.o LD drivers/media/spi/built-in.o LD drivers/media/tuners/built-in.o CC drivers/pci/pci-sysfs.o CC drivers/pci/rom.o CC drivers/pci/setup-res.o LD drivers/media/rc/keymaps/built-in.o LD drivers/video/fbdev/omap2/built-in.o CC drivers/pci/setup-bus.o CC drivers/pci/vpd.o CC drivers/pci/irq.o CC drivers/pci/vc.o CC drivers/pci/syscall.o LD drivers/media/rc/built-in.o LD drivers/video/fbdev/built-in.o CC drivers/pci/of.o LD drivers/pci/host/built-in.o LD drivers/video/built-in.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o LD drivers/base/built-in.o LD kernel/time/built-in.o LD drivers/media/pci/saa7146/built-in.o LD drivers/media/pci/ddbridge/built-in.o LD drivers/media/pci/pluto2/built-in.o LD drivers/media/pci/dm1105/built-in.o LD drivers/media/pci/mantis/built-in.o LD drivers/media/pci/b2c2/built-in.o LD drivers/media/pci/netup_unidvb/built-in.o LD fs/built-in.o LD drivers/media/pci/ngene/built-in.o LD drivers/media/pci/pt1/built-in.o LD drivers/media/pci/smipcie/built-in.o LD drivers/media/pci/pt3/built-in.o LD drivers/media/pci/ttpci/built-in.o LD drivers/media/usb/dvb-usb-v2/built-in.o LD drivers/media/usb/dvb-usb/built-in.o LD drivers/media/usb/s2255/built-in.o LD drivers/media/usb/siano/built-in.o LD drivers/media/usb/b2c2/built-in.o LD drivers/media/usb/stkwebcam/built-in.o LD drivers/media/usb/ttusb-budget/built-in.o LD drivers/media/usb/zr364xx/built-in.o LD drivers/media/pci/built-in.o LD drivers/media/usb/ttusb-dec/built-in.o LD drivers/media/usb/built-in.o LD drivers/media/built-in.o LD kernel/sched/built-in.o LD kernel/built-in.o LD drivers/of/built-in.o AR lib/lib.a EXPORTS lib/lib-ksyms.o LD lib/built-in.o LD drivers/pci/built-in.o LD drivers/built-in.o GEN .version CHK include/generated/compile.h UPD include/generated/compile.h CC init/version.o LD init/built-in.o LD vmlinux.o MODPOST vmlinux.o LD vmlinux SORTEX vmlinux SYSMAP System.map /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-strip -s -R .comment vmlinux -o arch/powerpc/boot/vmlinux.strip make[1]: Leaving directory '/home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc-5.3' Completed OK # rm -rf /home/kisskb/slave/build/powerpc-next_powerpc-allnoconfig_powerpc-5.3 # Build took: 0:00:13.727575