# git rev-parse -q --verify 86f84779d8e92a690b2f281175ea06b884cb6fa4^{commit} 86f84779d8e92a690b2f281175ea06b884cb6fa4 already have revision, skipping fetch # git checkout -q -f -B kisskb 86f84779d8e92a690b2f281175ea06b884cb6fa4 # git clean -qxdf # git log -1 commit 86f84779d8e92a690b2f281175ea06b884cb6fa4 Merge: ce38061 f6a0154 Author: Linus Torvalds Date: Tue Mar 6 12:41:30 2018 -0800 Merge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace Pull sigingo fix from Eric Biederman: "The kbuild test robot found that I accidentally moved si_pkey when I was cleaning up siginfo_t. A short followed by an int with the int having 8 byte alignment. Sheesh siginfo_t is a weird structure. I have now corrected it and added build time checks that with a little luck will catch any similar future mistakes. The build time checks were sufficient for me to verify the bug and to verify my fix. So they are at least useful this once." * 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace: signal/x86: Include the field offsets in the build time checks signal: Correct the offset of si_pkey in struct siginfo # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < git log --format=%s --max-count=1 86f84779d8e92a690b2f281175ea06b884cb6fa4 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_allmodconfig+64K_PAGES_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- allmodconfig # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_SAMPLES=n # Added to kconfig CONFIG_PPC_4K_PAGES=n # Added to kconfig CONFIG_PPC_64K_PAGES=y # yes \n | make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_allmodconfig+64K_PAGES_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- oldconfig yes: standard output: Broken pipe yes: write error # make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_allmodconfig+64K_PAGES_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/arch/powerpc/kvm/powerpc.c: In function 'kvmppc_handle_load128_by2x64': /kisskb/src/arch/powerpc/kvm/powerpc.c:1361:2: warning: 'emulated' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/auxdisplay/img-ascii-lcd.c: In function 'malta_update': /kisskb/src/drivers/auxdisplay/img-ascii-lcd.c:109:5: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/auxdisplay/img-ascii-lcd.c: In function 'sead3_update': /kisskb/src/drivers/auxdisplay/img-ascii-lcd.c:207:5: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/ata/ahci_qoriq.c: In function 'ahci_qoriq_hardreset': /kisskb/src/arch/powerpc/include/asm/io-defs.h:12:1: warning: 'px_is' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/ata/ahci_qoriq.c:86:14: note: 'px_is' was declared here /kisskb/src/arch/powerpc/include/asm/io-defs.h:12:1: warning: 'px_cmd' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/ata/ahci_qoriq.c:86:6: note: 'px_cmd' was declared here /kisskb/src/sound/hda/hdac_regmap.c: In function 'hda_reg_write': /kisskb/src/sound/hda/hdac_regmap.c:282:16: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1268:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/swap_state.c: In function '__add_to_swap_cache': /kisskb/src/mm/swap_state.c:135:5: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1439:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/file.c: In function 'f2fs_precache_extents': /kisskb/src/fs/f2fs/file.c:2786:6: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/bridge/br_netlink.c: In function 'br_process_vlan_info': /kisskb/src/net/bridge/br_netlink.c:577:10: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/dma-buf/reservation.c: In function 'reservation_object_add_shared_replace': /kisskb/src/drivers/dma-buf/reservation.c:207:2: warning: 'k' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/dma-buf/reservation.c:210:7: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ref-verify.c: In function 'process_extent_item.isra.0': /kisskb/src/fs/btrfs/ref-verify.c:516:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/ref-verify.c: In function 'process_leaf': /kisskb/src/fs/btrfs/ref-verify.c:568:2: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc': /kisskb/src/fs/nfsd/nfs4xdr.c:2043:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/arizona.c: In function 'arizona_hw_params': /kisskb/src/sound/soc/codecs/arizona.c:1889:3: warning: 'aif_rx_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/arizona.c:1886:3: warning: 'aif_tx_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/da7219-aad.c: In function 'da7219_aad_hptest_work': /kisskb/src/sound/soc/codecs/da7219-aad.c:318:17: warning: 'pll_ctrl' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/rt5665.c: In function 'rt5665_i2s_pin_event': /kisskb/src/sound/soc/codecs/rt5665.c:2666:23: warning: 'val2' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/sound/soc/codecs/rt5665.c:2663:23: warning: 'val1' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/iommu/io-pgtable-arm-v7s.c: In function '__arm_v7s_map.constprop.5': /kisskb/src/drivers/iommu/io-pgtable-arm-v7s.c:433:7: warning: 'cptep' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/joystick/analog.c:176:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp] /kisskb/src/drivers/input/rmi4/rmi_f11.c: In function 'rmi_f11_finger_handler': /kisskb/src/drivers/input/rmi4/rmi_f11.c:631:3: warning: 'abs_fingers' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/mac80211/mlme.c: In function 'ieee80211_handle_pwr_constr.isra.12': /kisskb/src/net/mac80211/mlme.c:1350:3: warning: 'pwr_level_cisco' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c: In function 'gk104_top_oneinit': /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c:101:1: warning: 'inst' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c:101:1: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1821:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1731:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/wireless/broadcom/b43/phy_n.c: In function 'b43_nphy_rf_ctl_override_rev7': /kisskb/src/drivers/net/wireless/broadcom/b43/phy_n.c:202:21: warning: 'val_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'serial_unlink_irq_chain': /kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c: In function 'nv50_head_lut_load': /kisskb/src/arch/powerpc/include/asm/io.h:178:1: warning: 'b' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c:1813:18: note: 'b' was declared here /kisskb/src/arch/powerpc/include/asm/io.h:178:1: warning: 'g' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c:1813:15: note: 'g' was declared here /kisskb/src/arch/powerpc/include/asm/io.h:178:1: warning: 'r' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/nouveau/nv50_display.c:1813:12: note: 'r' was declared here /kisskb/src/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c: In function 'ibmvscsis_rdma': /kisskb/src/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:3323:18: warning: 'server_ioba' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:3317:18: warning: 'client_ioba' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c: In function 'update_root_ft_create': /kisskb/src/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:867:5: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/media/usb/dvb-usb/pctv452e.c: In function 'pctv452e_frontend_attach': /kisskb/src/drivers/media/usb/dvb-usb/pctv452e.c:922:2: warning: value computed is not used [-Wunused-value] /kisskb/src/drivers/staging/lustre/lustre/ptlrpc/nrs.c: In function 'ptlrpc_nrs_policy_register.constprop.1': /kisskb/src/include/linux/string.h:266:29: warning: array subscript is above array bounds [-Warray-bounds] /kisskb/src/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c: In function 'rtl8723a_phy_lc_calibrate': /kisskb/src/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c:3481:23: warning: 'rf_amode' may be used uninitialized in this function [-Wuninitialized] WARNING: vmlinux.o(.text+0x7b64c): Section mismatch in reference from the function .stop_machine_change_mapping() to the function .meminit.text:.create_physical_mapping() The function .stop_machine_change_mapping() references the function __meminit .create_physical_mapping(). This is often because .stop_machine_change_mapping lacks a __meminit annotation or the annotation of .create_physical_mapping is wrong. WARNING: vmlinux.o(.text+0x7b658): Section mismatch in reference from the function .stop_machine_change_mapping() to the function .meminit.text:.create_physical_mapping() The function .stop_machine_change_mapping() references the function __meminit .create_physical_mapping(). This is often because .stop_machine_change_mapping lacks a __meminit annotation or the annotation of .create_physical_mapping is wrong. WARNING: vmlinux.o(.text.unlikely+0x1c8): Section mismatch in reference from the function .init_fallback_flush() to the function .init.text:.ppc64_bolted_size() The function .init_fallback_flush() references the function __init .ppc64_bolted_size(). This is often because .init_fallback_flush lacks a __init annotation or the annotation of .ppc64_bolted_size is wrong. WARNING: vmlinux.o(.text.unlikely+0x1f4): Section mismatch in reference from the function .init_fallback_flush() to the function .init.text:.memblock_alloc_base() The function .init_fallback_flush() references the function __init .memblock_alloc_base(). This is often because .init_fallback_flush lacks a __init annotation or the annotation of .memblock_alloc_base is wrong. WARNING: vmlinux.o(.text.unlikely+0x32f4): Section mismatch in reference from the function .pnv_setup_rfi_flush() to the function .init.text:.setup_rfi_flush() The function .pnv_setup_rfi_flush() references the function __init .setup_rfi_flush(). This is often because .pnv_setup_rfi_flush lacks a __init annotation or the annotation of .setup_rfi_flush is wrong. WARNING: drivers/hwmon/ibmpowernv.o(.text+0xa3c): Section mismatch in reference from the function .create_device_attrs() to the function .init.text:.make_sensor_label() The function .create_device_attrs() references the function __init .make_sensor_label(). This is often because .create_device_attrs lacks a __init annotation or the annotation of .make_sensor_label is wrong. /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld: drivers/misc/lkdtm.o: .opd is not a regular array of opd entries Completed OK # rm -rf /kisskb/build/linus_allmodconfig+64K_PAGES_powerpc # Build took: 0:11:57.667259