# git rev-parse -q --verify f2574030b0e33263b8a1c28fa3c4fa9292283799^{commit} f2574030b0e33263b8a1c28fa3c4fa9292283799 already have revision, skipping fetch # git checkout -q -f -B kisskb f2574030b0e33263b8a1c28fa3c4fa9292283799 # git clean -qxdf # git log -1 commit f2574030b0e33263b8a1c28fa3c4fa9292283799 Author: Michael Ellerman Date: Tue Jan 24 21:37:20 2017 +1100 powerpc: Revert the initial stack protector support Unfortunately the stack protector support we merged recently only works on some toolchains. If the toolchain is built without glibc support everything works fine, but if glibc is built then it leads to a panic at boot. The solution is not rc5 material, so revert the support for now. This reverts commits: 6533b7c16ee5 ("powerpc: Initial stack protector (-fstack-protector) support") 902e06eb86cd ("powerpc/32: Change the stack protector canary value per task") Fixes: 6533b7c16ee5 ("powerpc: Initial stack protector (-fstack-protector) support") Signed-off-by: Michael Ellerman # < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < git log --format=%s --max-count=1 f2574030b0e33263b8a1c28fa3c4fa9292283799 # < make -j 48 ARCH=powerpc O=/home/kisskb/slave/build/powerpc-fixes_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-fixes_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-fixes_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 HOSTCC scripts/dtc/dtc.o HOSTCC scripts/dtc/flattree.o CC scripts/mod/empty.o HOSTCC scripts/dtc/fstree.o HOSTCC scripts/mod/mk_elfconfig HOSTCC scripts/dtc/livetree.o HOSTCC scripts/dtc/treesource.o CC scripts/mod/devicetable-offsets.s 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/data.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/sumversion.o HOSTCC scripts/mod/file2alias.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 LD arch/powerpc/sysdev/built-in.o AS arch/powerpc/lib/string.o CC arch/powerpc/mm/mmap.o CC arch/powerpc/lib/alloc.o CC arch/powerpc/mm/pgtable.o CC arch/powerpc/lib/code-patching.o CC arch/powerpc/mm/pgtable_32.o CC arch/powerpc/mm/init-common.o AS arch/powerpc/lib/crtsavres.o AS arch/powerpc/lib/div64.o AS arch/powerpc/lib/copy_32.o CC arch/powerpc/mm/init_32.o CC arch/powerpc/mm/mmu_context_hash32.o AS arch/powerpc/mm/hash_low_32.o CC arch/powerpc/lib/feature-fixups.o AS arch/powerpc/lib/checksum_32.o LD arch/powerpc/platforms/built-in.o CC arch/powerpc/mm/hugetlbpage.o CC arch/powerpc/mm/ppc_mmu_32.o CC arch/powerpc/lib/checksum_wrappers.o CC arch/powerpc/mm/tlb_hash32.o CC arch/powerpc/kernel/signal_32.o CC arch/powerpc/kernel/align.o CC arch/powerpc/kernel/pmc.o CC arch/powerpc/kernel/irq.o CC arch/powerpc/kernel/syscalls.o CC arch/powerpc/kernel/process.o CPP arch/powerpc/kernel/systbl_chk.i CC arch/powerpc/kernel/signal.o CC arch/powerpc/kernel/cputable.o CC arch/powerpc/kernel/vdso.o CC arch/powerpc/kernel/sysfs.o CC arch/powerpc/kernel/idle.o CC arch/powerpc/kernel/ptrace.o LD arch/powerpc/crypto/built-in.o AS arch/powerpc/kernel/misc_32.o CC arch/powerpc/kernel/io.o CC arch/powerpc/kernel/prom.o CC arch/powerpc/kernel/traps.o CC arch/powerpc/kernel/setup-common.o CC arch/powerpc/kernel/udbg.o AS arch/powerpc/kernel/misc.o CC arch/powerpc/kernel/cacheinfo.o CC arch/powerpc/kernel/dma.o LD arch/powerpc/math-emu/built-in.o CC arch/powerpc/kernel/time.o CC arch/powerpc/kernel/of_platform.o CC arch/powerpc/kernel/prom_parse.o LD arch/powerpc/net/built-in.o AS arch/powerpc/kernel/idle_6xx.o AS arch/powerpc/kernel/l2cr_6xx.o AS arch/powerpc/kernel/cpu_setup_6xx.o LDS arch/powerpc/kernel/vdso32/vdso32.lds AS arch/powerpc/kernel/entry_32.o LD certs/built-in.o CC arch/powerpc/kernel/setup_32.o CC arch/powerpc/kernel/pci_32.o CC arch/powerpc/kernel/pci-common.o CC arch/powerpc/kernel/pci_of_scan.o VDSO32A arch/powerpc/kernel/vdso32/sigtramp.o VDSO32A arch/powerpc/kernel/vdso32/gettimeofday.o CC arch/powerpc/kernel/iomap.o VDSO32A arch/powerpc/kernel/vdso32/datapage.o VDSO32A arch/powerpc/kernel/vdso32/cacheflush.o AS arch/powerpc/kernel/head_32.o LD arch/powerpc/lib/built-in.o LDS arch/powerpc/kernel/vmlinux.lds LD ipc/built-in.o VDSO32A arch/powerpc/kernel/vdso32/note.o AS arch/powerpc/kernel/fpu.o CALL /home/kisskb/slave/src/arch/powerpc/kernel/systbl_chk.sh AS arch/powerpc/kernel/systbl.o VDSO32L arch/powerpc/kernel/vdso32/vdso32.so.dbg OBJCOPY arch/powerpc/kernel/vdso32/vdso32.so CC security/commoncap.o CC security/min_addr.o AS arch/powerpc/kernel/vdso32/vdso32_wrapper.o LD crypto/built-in.o LD arch/powerpc/kernel/vdso32/built-in.o CC kernel/fork.o LD block/built-in.o CC kernel/panic.o CC kernel/resource.o CC kernel/cpu.o CC kernel/exec_domain.o CC kernel/exit.o CC kernel/capability.o CC kernel/softirq.o CC kernel/sysctl_binary.o CC kernel/sysctl.o CC kernel/extable.o CC kernel/task_work.o CC kernel/pid.o CC kernel/kthread.o CC kernel/signal.o CC kernel/params.o CC kernel/ptrace.o CC kernel/user.o CC kernel/workqueue.o CC kernel/sys.o CC kernel/kmod.o CC kernel/sys_ni.o CC kernel/nsproxy.o CC kernel/notifier.o CC kernel/ksysfs.o CC kernel/cred.o CC kernel/range.o CC kernel/reboot.o CC kernel/smpboot.o CC kernel/async.o CC mm/mempool.o CC mm/filemap.o LD arch/powerpc/mm/built-in.o CC mm/oom_kill.o CC mm/maccess.o CC kernel/ucount.o CC fs/open.o LD sound/built-in.o LD init/mounts.o LD firmware/built-in.o CC fs/read_write.o LD net/built-in.o CC kernel/irq/irqdesc.o CC kernel/irq/handle.o LD kernel/livepatch/built-in.o CC kernel/irq/manage.o CC mm/page_alloc.o CC kernel/power/qos.o CC mm/page-writeback.o CC kernel/locking/mutex.o CC kernel/rcu/update.o CC kernel/printk/printk.o CC kernel/dma.o CC kernel/up.o CC kernel/elfcore.o LD init/built-in.o CC kernel/memremap.o CC kernel/sched/core.o CC kernel/time/time.o CC kernel/time/timer.o CC mm/readahead.o CC kernel/rcu/sync.o CC mm/swap.o CC kernel/rcu/tiny.o LD virt/lib/built-in.o CC kernel/locking/semaphore.o CC kernel/irq/spurious.o CC fs/file_table.o LD virt/built-in.o CC kernel/locking/rwsem.o CC kernel/irq/resend.o LD drivers/amba/built-in.o CC fs/super.o LD security/built-in.o CC mm/vmscan.o CC mm/truncate.o LD drivers/auxdisplay/built-in.o CC lib/lockref.o LD drivers/block/built-in.o CC lib/bcd.o LD arch/powerpc/kernel/built-in.o LD drivers/bus/built-in.o CC lib/sort.o LD drivers/cdrom/built-in.o CC lib/div64.o CC lib/parser.o CC lib/halfmd4.o CC lib/debug_locks.o LD drivers/char/ipmi/built-in.o CC kernel/irq/chip.o CC drivers/char/mem.o LD drivers/clocksource/built-in.o CC lib/random32.o CC lib/bust_spinlocks.o CC kernel/sched/loadavg.o CC lib/kasprintf.o LD drivers/firewire/built-in.o CC lib/bitmap.o CC kernel/locking/percpu-rwsem.o CC lib/gcd.o CC lib/lcm.o CC lib/scatterlist.o LD drivers/clk/bcm/built-in.o CC mm/shmem.o CC drivers/base/component.o CC lib/list_sort.o LD drivers/clk/mvebu/built-in.o CC mm/util.o CC drivers/char/random.o CC kernel/locking/rwsem-xadd.o CC mm/mmzone.o CC lib/uuid.o LD drivers/clk/ti/built-in.o LD kernel/power/built-in.o CC lib/flex_array.o LD drivers/firmware/tegra/built-in.o LD drivers/firmware/meson/built-in.o CC kernel/irq/dummychip.o LD drivers/firmware/broadcom/built-in.o LD drivers/clk/built-in.o CC kernel/irq/devres.o CC lib/iov_iter.o CC kernel/irq/irqdomain.o LD drivers/firmware/built-in.o CC lib/clz_ctz.o LD drivers/hwtracing/intel_th/built-in.o LD drivers/gpu/drm/bridge/built-in.o LD kernel/rcu/built-in.o LD drivers/gpu/drm/hisilicon/built-in.o LD kernel/printk/built-in.o LD drivers/idle/built-in.o LD drivers/lguest/built-in.o LD drivers/gpu/drm/i2c/built-in.o LD drivers/gpu/drm/panel/built-in.o LD drivers/macintosh/built-in.o LD drivers/i2c/algos/built-in.o CC drivers/irqchip/irqchip.o CC fs/char_dev.o CC lib/bsearch.o CC fs/stat.o LD drivers/i2c/busses/built-in.o CC drivers/base/core.o LD drivers/gpu/drm/omapdrm/displays/built-in.o LD drivers/gpu/drm/tilcdc/built-in.o LD drivers/mfd/built-in.o CC lib/llist.o CC lib/find_bit.o CC lib/memweight.o CC lib/kfifo.o CC lib/percpu-refcount.o CC mm/vmstat.o LD drivers/i2c/muxes/built-in.o CC lib/percpu_ida.o CC drivers/base/bus.o CC mm/backing-dev.o CC lib/rhashtable.o CC drivers/base/dd.o CC lib/reciprocal_div.o LD drivers/mmc/built-in.o CC fs/exec.o LD drivers/gpu/drm/omapdrm/dss/built-in.o LD drivers/i2c/built-in.o CC lib/once.o LD kernel/locking/built-in.o LD drivers/net/built-in.o LD drivers/nfc/built-in.o CC lib/string_helpers.o LD drivers/gpu/drm/omapdrm/built-in.o CC lib/hexdump.o CC lib/kstrtox.o CC kernel/time/hrtimer.o CC kernel/sched/clock.o CC lib/pci_iomap.o LD drivers/misc/cb710/built-in.o LD drivers/irqchip/built-in.o LD drivers/gpu/drm/built-in.o LD drivers/platform/built-in.o CC mm/mm_init.o CC drivers/base/syscore.o LD drivers/power/built-in.o LD drivers/ptp/built-in.o LD drivers/nvme/host/built-in.o CC drivers/of/base.o CC lib/iomap_copy.o CC lib/devres.o CC mm/mmu_context.o CC lib/hweight.o CC kernel/time/timekeeping.o LD drivers/pwm/built-in.o LD drivers/misc/eeprom/built-in.o LD drivers/nvme/target/built-in.o CC mm/percpu.o CC fs/pipe.o LD drivers/gpu/vga/built-in.o LD drivers/media/common/b2c2/built-in.o LD drivers/soc/bcm/built-in.o CC drivers/char/misc.o LD drivers/nvme/built-in.o CC fs/namei.o LD drivers/misc/lis3lv02d/built-in.o LD drivers/gpu/built-in.o LD drivers/usb/host/built-in.o CC lib/bitrev.o LD drivers/media/common/saa7146/built-in.o CC drivers/pci/access.o LD drivers/tty/ipwireless/built-in.o LD drivers/soc/fsl/built-in.o HOSTCC lib/gen_crc32table CC mm/slab_common.o LD drivers/media/common/siano/built-in.o LD drivers/media/common/v4l2-tpg/built-in.o CC lib/atomic64.o CC mm/compaction.o CC lib/syscall.o LD drivers/usb/built-in.o CC kernel/sched/cputime.o LD drivers/tty/serial/built-in.o LD drivers/media/common/built-in.o LD drivers/soc/built-in.o LD drivers/video/backlight/built-in.o LD drivers/misc/mic/bus/built-in.o CC kernel/sched/idle_task.o LD drivers/misc/mic/built-in.o CC lib/strncpy_from_user.o LD drivers/tty/vt/built-in.o CC kernel/sched/fair.o CC drivers/base/driver.o LD drivers/misc/ti-st/built-in.o CC lib/strnlen_user.o CC fs/fcntl.o CC drivers/base/class.o CC mm/vmacache.o LD drivers/tty/built-in.o LD drivers/media/firewire/built-in.o CC lib/argv_split.o CC lib/chacha20.o LD drivers/misc/built-in.o LD drivers/media/i2c/soc_camera/built-in.o LD drivers/video/fbdev/core/built-in.o CC drivers/base/platform.o CC lib/cmdline.o CC drivers/base/cpu.o CC mm/interval_tree.o LD drivers/media/i2c/built-in.o CC drivers/base/firmware.o LD kernel/irq/built-in.o CC mm/list_lru.o LD drivers/media/mmc/siano/built-in.o CC drivers/base/init.o CC mm/workingset.o LD drivers/media/mmc/built-in.o LD drivers/char/agp/built-in.o CC lib/ctype.o CC lib/dec_and_lock.o LD drivers/video/fbdev/omap2/omapfb/displays/built-in.o CC mm/debug.o CC mm/gup.o CC lib/decompress.o CC kernel/sched/rt.o CC lib/dma-noop.o LD drivers/video/fbdev/omap2/omapfb/dss/built-in.o CC lib/dump_stack.o LD drivers/media/platform/omap/built-in.o CC lib/earlycpio.o LD drivers/video/fbdev/omap2/omapfb/built-in.o LD drivers/char/built-in.o CC lib/extable.o CC kernel/sched/deadline.o CC mm/highmem.o CC drivers/base/map.o LD drivers/media/platform/built-in.o CC lib/fdt.o LD drivers/video/fbdev/omap2/built-in.o CC lib/fdt_empty_tree.o CC lib/fdt_ro.o CC lib/fdt_rw.o CC drivers/base/devres.o LD drivers/video/fbdev/built-in.o CC drivers/base/attribute_container.o CC mm/memory.o LD drivers/media/pci/b2c2/built-in.o CC lib/fdt_strerror.o LD drivers/media/rc/keymaps/built-in.o LD drivers/video/built-in.o CC lib/fdt_sw.o CC lib/fdt_wip.o CC lib/flex_proportions.o LD drivers/media/pci/ddbridge/built-in.o CC lib/idr.o CC lib/int_sqrt.o CC mm/mincore.o CC lib/ioremap.o LD drivers/media/rc/built-in.o CC drivers/pci/bus.o LD drivers/media/pci/dm1105/built-in.o CC lib/irq_regs.o CC kernel/sched/stop_task.o CC mm/mlock.o CC lib/is_single_threaded.o LD drivers/media/pci/mantis/built-in.o CC drivers/base/transport_class.o CC mm/mmap.o LD drivers/media/spi/built-in.o CC drivers/base/topology.o LD drivers/media/pci/netup_unidvb/built-in.o CC lib/klist.o LD drivers/media/pci/ngene/built-in.o CC fs/ioctl.o CC lib/kobject.o CC lib/kobject_uevent.o CC lib/md5.o CC lib/nmi_backtrace.o LD drivers/media/tuners/built-in.o CC lib/nodemask.o CC mm/mprotect.o LD drivers/media/pci/pluto2/built-in.o CC lib/plist.o LD drivers/media/pci/pt1/built-in.o CC drivers/base/container.o CC lib/radix-tree.o CC mm/mremap.o LD drivers/media/pci/pt3/built-in.o LD drivers/media/pci/saa7146/built-in.o CC kernel/time/ntp.o CC kernel/sched/wait.o CC lib/ratelimit.o CC mm/msync.o CC drivers/base/property.o CC drivers/base/cacheinfo.o LD drivers/media/pci/smipcie/built-in.o CC mm/rmap.o LD drivers/media/pci/ttpci/built-in.o CC drivers/of/device.o CC kernel/sched/swait.o CC mm/vmalloc.o CC lib/rbtree.o CC lib/seq_buf.o CC kernel/sched/completion.o CC lib/sha1.o CC lib/show_mem.o LD drivers/media/pci/built-in.o CC kernel/time/clocksource.o CC kernel/sched/idle.o CC lib/string.o LD drivers/media/usb/b2c2/built-in.o LD drivers/base/power/built-in.o CC lib/timerqueue.o CC drivers/base/dma-mapping.o CC lib/vsprintf.o LD drivers/base/test/built-in.o LD drivers/media/usb/dvb-usb/built-in.o CC drivers/of/platform.o CC drivers/of/fdt.o LD drivers/media/usb/dvb-usb-v2/built-in.o CC lib/win_minmax.o CC drivers/of/fdt_address.o LD drivers/media/usb/s2255/built-in.o GEN lib/crc32table.h LD drivers/media/usb/siano/built-in.o CC mm/pagewalk.o CC lib/crc32.o LD drivers/media/usb/stkwebcam/built-in.o CC mm/pgtable-generic.o CC drivers/of/address.o CC drivers/of/irq.o LD drivers/media/usb/ttusb-budget/built-in.o CC fs/readdir.o LD drivers/media/usb/ttusb-dec/built-in.o CC drivers/of/of_pci.o LD drivers/media/usb/zr364xx/built-in.o CC mm/init-mm.o CC drivers/of/of_pci_irq.o CC drivers/of/of_reserved_mem.o LD drivers/media/usb/built-in.o CC drivers/pci/probe.o CC fs/select.o CC fs/dcache.o CC kernel/time/jiffies.o CC fs/inode.o CC kernel/time/timer_list.o CC fs/attr.o CC fs/bad_inode.o CC kernel/time/timeconv.o CC mm/nobootmem.o CC fs/file.o LD drivers/media/built-in.o CC mm/memblock.o CC fs/filesystems.o CC fs/namespace.o CC mm/slub.o CC mm/dmapool.o CC fs/seq_file.o CC kernel/time/timecounter.o CC fs/xattr.o CC kernel/time/alarmtimer.o CC fs/libfs.o CC kernel/time/posix-stubs.o CC fs/fs-writeback.o CC kernel/time/clockevents.o CC fs/pnode.o CC kernel/time/tick-common.o CC fs/splice.o CC fs/utimes.o CC fs/sync.o CC drivers/pci/host-bridge.o CC fs/fs_struct.o CC fs/stack.o CC drivers/pci/remove.o CC fs/statfs.o LD kernel/sched/built-in.o CC drivers/pci/pci.o CC fs/fs_pin.o CC drivers/pci/pci-driver.o CC fs/nsfs.o CC drivers/pci/search.o CC fs/no-block.o CC drivers/pci/pci-sysfs.o CC drivers/pci/rom.o LD fs/devpts/built-in.o LD fs/exofs/built-in.o CC drivers/pci/setup-res.o LD fs/quota/built-in.o LD drivers/base/built-in.o CC fs/ramfs/inode.o CC drivers/pci/irq.o CC fs/binfmt_elf.o CC drivers/pci/vpd.o CC drivers/pci/setup-bus.o LD fs/notify/dnotify/built-in.o CC fs/ramfs/file-mmu.o CC drivers/pci/syscall.o CC drivers/pci/vc.o LD fs/notify/fanotify/built-in.o LD fs/notify/inotify/built-in.o CC drivers/pci/of.o LD fs/notify/built-in.o LD drivers/pci/host/built-in.o LD drivers/of/built-in.o LD kernel/time/built-in.o LD kernel/built-in.o LD fs/ramfs/ramfs.o LD fs/ramfs/built-in.o LD mm/built-in.o LD fs/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-fixes_powerpc-allnoconfig_powerpc-5.3' Completed OK # rm -rf /home/kisskb/slave/build/powerpc-fixes_powerpc-allnoconfig_powerpc-5.3 # Build took: 0:00:13.969779