# git rev-parse -q --verify 39bed42de2e7d74686a2d5a45638d6a5d7e7d473^{commit} 39bed42de2e7d74686a2d5a45638d6a5d7e7d473 already have revision, skipping fetch # git checkout -q -f -B kisskb 39bed42de2e7d74686a2d5a45638d6a5d7e7d473 # git clean -qxdf # < git log -1 # commit 39bed42de2e7d74686a2d5a45638d6a5d7e7d473 # Merge: 83fa805bcbfc 5292e24a6acf # Author: Linus Torvalds # Date: Wed Jan 29 19:56:50 2020 -0800 # # Merge tag 'for-linus-hmm' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma # # Pull mmu_notifier updates from Jason Gunthorpe: # "This small series revises the names in mmu_notifier to make the code # clearer and more readable" # # * tag 'for-linus-hmm' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma: # mm/mmu_notifiers: Use 'interval_sub' as the variable for mmu_interval_notifier # mm/mmu_notifiers: Use 'subscription' as the variable name for mmu_notifier # mm/mmu_notifier: Rename struct mmu_notifier_mm to mmu_notifier_subscriptions # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version # < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version # < git log --format=%s --max-count=1 39bed42de2e7d74686a2d5a45638d6a5d7e7d473 # < make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- randconfig KCONFIG_SEED=0x930512E5 # Added to kconfig CONFIG_STANDALONE=y # Added to kconfig CONFIG_BUILD_DOCSRC=n # Added to kconfig CONFIG_MODULE_SIG=n # Added to kconfig CONFIG_CPU_BIG_ENDIAN=y # Added to kconfig CONFIG_PPC64=y # Added to kconfig CONFIG_PPC_DISABLE_WERROR=y # Added to kconfig CONFIG_SECTION_MISMATCH_WARN_ONLY=y # Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y # Added to kconfig CONFIG_CC_STACKPROTECTOR_STRONG=n # Added to kconfig CONFIG_GCC_PLUGINS=n # Added to kconfig CONFIG_LD_HEAD_STUB_CATCH=y # Added to kconfig CONFIG_TRIM_UNUSED_KSYMS=n # Added to kconfig CONFIG_UBSAN=n # yes \n | make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- oldconfig yes: standard output: Broken pipe # make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /kisskb/src/security/keys/trusted-keys/trusted_tpm2.c: In function 'tpm2_unseal_trusted': /kisskb/src/security/keys/trusted-keys/trusted_tpm2.c:312:20: warning: 'blob_handle' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/bpf/btf.c: In function '__btf_resolve_helper_id': /kisskb/src/kernel/bpf/btf.c:4004:20: warning: 't' 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:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/bcma/sprom.c: In function 'bcma_sprom_get': /kisskb/src/drivers/bcma/sprom.c:577:5: warning: 'sprom' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/sysctl.c: In function 'do_proc_douintvec_minmax_conv': /kisskb/src/kernel/sysctl.c:2750:9: warning: 'tmp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/block/null_blk_main.c: In function 'nullb_device_zone_size_store': /kisskb/src/drivers/block/null_blk_main.c:326:1: warning: 'new_value' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/block/null_blk_main.c: In function 'nullb_device_cache_size_store': /kisskb/src/drivers/block/null_blk_main.c:324:1: warning: 'new_value' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/block/null_blk_main.c: In function 'nullb_device_completion_nsec_store': /kisskb/src/drivers/block/null_blk_main.c:311:1: warning: 'new_value' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/block/null_blk_main.c: In function 'nullb_device_size_store': /kisskb/src/drivers/block/null_blk_main.c:310:1: warning: 'new_value' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c: In function '__stable_node_chain': /kisskb/src/mm/ksm.c:1391:15: warning: 'found_rmap_hlist_len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/ksm.c:1363:6: note: 'found_rmap_hlist_len' was declared here /kisskb/src/fs/fat/namei_vfat.c: In function 'vfat_add_entry': /kisskb/src/fs/fat/namei_vfat.c:345:20: warning: 'ulen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/fat/namei_vfat.c:593:11: note: 'ulen' was declared here /kisskb/src/fs/f2fs/node.c: In function '__set_nat_cache_dirty': /kisskb/src/include/linux/list.h:70:13: warning: 'head' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/f2fs/node.c:236:24: note: 'head' was declared here /kisskb/src/mm/memcontrol.c: In function 'mem_cgroup_commit_charge': /kisskb/src/mm/memcontrol.c:2593:5: warning: 'isolated' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/memcontrol.c:2607:6: note: 'isolated' was declared here /kisskb/src/lib/mpi/mpicoder.c: In function 'mpi_read_raw_from_sgl': /kisskb/src/lib/mpi/mpicoder.c:352:8: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c: In function 'gfs2_iomap_get': /kisskb/src/fs/gfs2/bmap.c:956:18: warning: 'height' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:821:15: warning: 'len' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:852:6: note: 'len' was declared here /kisskb/src/fs/gfs2/bmap.c:957:8: warning: 'lblock' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/btrfs/block-group.c: In function 'exclude_super_stripes': /kisskb/src/fs/btrfs/block-group.c:1685:12: warning: 'nr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/char/ipmi/ipmi_si_hotmod.c: In function 'hotmod_handler': /kisskb/src/drivers/char/ipmi/ipmi_si_hotmod.c:219:6: warning: 'op' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c: In function 'rht_deferred_worker': /kisskb/src/include/linux/rhashtable.h:110:10: warning: 'next' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/rhashtable.c:222:28: note: 'next' was declared here /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here /kisskb/src/fs/ocfs2/alloc.c: In function 'ocfs2_trim_mainbm': /kisskb/src/fs/ocfs2/alloc.c:7608:17: warning: 'first_bit' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/cpufreq/cpufreq.c: In function 'refresh_frequency_limits': /kisskb/src/drivers/cpufreq/cpufreq.c:1125:1: warning: the frame size of 1456 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/cpufreq/cpufreq.c: In function 'cpufreq_init_policy': /kisskb/src/drivers/cpufreq/cpufreq.c:1090:1: warning: the frame size of 1456 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/cpufreq/cpufreq.c: In function 'store_scaling_governor': /kisskb/src/drivers/cpufreq/cpufreq.c:792:1: warning: the frame size of 1472 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/cpufreq/powernv-cpufreq.c: In function 'powernv_cpufreq_reboot_notifier': /kisskb/src/drivers/cpufreq/powernv-cpufreq.c:896:1: warning: the frame size of 1456 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/cpufreq/powernv-cpufreq.c: In function 'powernv_cpufreq_work_fn': /kisskb/src/drivers/cpufreq/powernv-cpufreq.c:928:1: warning: the frame size of 1472 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/fs/udf/unicode.c: In function 'udf_name_conv_char': /kisskb/src/fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/libxfs/xfs_dir2_node.c: In function 'xfs_dir2_node_addname': /kisskb/src/fs/xfs/libxfs/xfs_dir2_node.c:1983:19: warning: 'findex' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/libxfs/xfs_dir2_node.c:1907:8: note: 'findex' was declared here /kisskb/src/fs/xfs/libxfs/xfs_dir2_node.c:1990:26: warning: 'fbp' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/xfs/libxfs/xfs_dir2_node.c:1903:19: note: 'fbp' was declared here /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/net/core/gen_stats.c:156:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3597:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-asus.c: In function 'asus_input_configured': /kisskb/src/drivers/hid/hid-asus.c:423:17: warning: 'kbd_func' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/hid/hid-asus.c:409:16: note: 'kbd_func' was declared here /kisskb/src/drivers/i2c/busses/i2c-piix4.c: In function 'piix4_probe': /kisskb/src/drivers/i2c/busses/i2c-piix4.c:952:6: warning: 'retval' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/mouse/cyapa_gen3.c: In function 'cyapa_gen3_set_power_mode': /kisskb/src/drivers/input/mouse/cyapa_gen3.c:927:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/mouse/cyapa.c: In function 'cyapa_irq': /kisskb/src/drivers/input/mouse/cyapa.c:717:27: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/kobject_uevent.c: In function 'kobject_synth_uevent': /kisskb/src/lib/kobject_uevent.c:222:39: warning: 'env' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/kobject_uevent.c:133:47: warning: 'action_args' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/kobject_uevent.c:196:14: note: 'action_args' was declared here /kisskb/src/drivers/hwmon/drivetemp.c: In function 'drivetemp_get_smarttemp': /kisskb/src/drivers/hwmon/drivetemp.c:250:20: warning: 'temp_raw' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/radix-tree.c: In function 'radix_tree_insert': /kisskb/src/lib/radix-tree.c:91:23: warning: 'slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/radix-tree.c:716:15: note: 'slot' was declared here /kisskb/src/lib/radix-tree.c:697:7: warning: 'node' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/lib/radix-tree.c:715:26: note: 'node' was declared here /kisskb/src/drivers/input/touchscreen/melfas_mip4.c: In function 'mip4_sysfs_fw_update': /kisskb/src/include/linux/unaligned/access_ok.h:55:17: warning: 'buf_addr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/melfas_mip4.c:1084:6: note: 'buf_addr' was declared here /kisskb/src/drivers/input/touchscreen/s6sy761.c: In function 's6sy761_probe': /kisskb/src/drivers/input/touchscreen/s6sy761.c:437:22: warning: 'max_y' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/s6sy761.c:436:22: warning: 'max_x' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c: In function 'drm_sched_resubmit_jobs': /kisskb/src/drivers/gpu/drm/scheduler/sched_main.c:495:20: warning: 'guilty_context' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/hideep.c: In function 'hideep_update_fw': /kisskb/src/drivers/input/touchscreen/hideep.c:630:3: warning: 'error' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/input/touchscreen/hideep.c:602:6: note: 'error' was declared here /kisskb/src/fs/splice.c: In function '__do_compat_sys_vmsplice': /kisskb/src/fs/splice.c:1416:8: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/splice.c: In function '__do_sys_vmsplice': /kisskb/src/fs/splice.c:1390:8: warning: 'type' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/lightnvm/core.c: In function 'nvm_ioctl_dev_create.isra.16': /kisskb/src/include/linux/string.h:301:29: warning: array subscript is above array bounds [-Warray-bounds] /kisskb/src/drivers/mcb/mcb-parse.c: In function 'chameleon_parse_cells': /kisskb/src/drivers/mcb/mcb-parse.c:250:7: warning: 'cb' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c: In function 'drm_dp_sideband_msg_build': /kisskb/src/drivers/gpu/drm/drm_dp_mst_topology.c:722:23: warning: 'hdrlen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/raid10.c: In function 'read_balance': /kisskb/src/drivers/md/raid10.c:842:22: warning: 'best_pending_slot' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/netfilter/ipvs/ip_vs_app.c: In function 'register_ip_vs_app': /kisskb/src/net/netfilter/ipvs/ip_vs_app.c:223:2: warning: 'a' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c: In function 'nvmet_bdev_execute_dsm': /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:277:21: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/nvme/target/io-cmd-bdev.c:256:6: note: 'status' was declared here /kisskb/src/drivers/misc/cxl/native.c: In function 'native_irq_wait': /kisskb/src/drivers/misc/cxl/native.c:1244:2: warning: 'ph' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/misc/cxl/native.c:1244:2: warning: 'dsisr' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c: In function 'drm_atomic_check_only': /kisskb/src/drivers/gpu/drm/drm_atomic.c:426:38: warning: 'crtc_state' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/gpu/drm/drm_atomic.c:405:25: note: 'crtc_state' was declared here /kisskb/src/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c: In function 'bnx2x_release_nvram_lock': /kisskb/src/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c:1316:10: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c: In function 'bnx2x_acquire_nvram_lock': /kisskb/src/drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c:1283:12: warning: 'val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-cache-target.c: In function 'cache_message': /kisskb/src/drivers/md/dm-cache-target.c:3325:8: warning: 'range.end' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-cache-target.c:3342:22: note: 'range.end' was declared here /kisskb/src/drivers/md/dm-cache-target.c:3285:11: warning: 'range.begin' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-cache-target.c:3342:22: note: 'range.begin' was declared here /kisskb/src/drivers/md/dm-cache-target.c:3326:5: warning: 'ivtmp.404' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/md/dm-cache-target.c:3378:12: note: 'ivtmp.404' was declared here /kisskb/src/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c: In function 'bnxt_dl_eswitch_mode_set': /kisskb/src/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c:390:16: warning: 'max_mtu' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/ethernet/broadcom/bnxt/bnxt_vfr.c:373:6: note: 'max_mtu' was declared here /kisskb/src/net/sctp/output.c: In function 'sctp_packet_config': /kisskb/src/include/net/sock.h:1954:19: warning: 'sk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sctp/output.c:79:15: note: 'sk' was declared here /kisskb/src/drivers/net/wireguard/allowedips.c: In function 'root_remove_peer_lists': /kisskb/src/drivers/net/wireguard/allowedips.c:67:1: warning: the frame size of 1040 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/net/wireguard/allowedips.c: In function 'root_free_rcu': /kisskb/src/drivers/net/wireguard/allowedips.c:54:1: warning: the frame size of 1040 bytes is larger than 1024 bytes [-Wframe-larger-than=] /kisskb/src/drivers/spi/spi-fsl-spi.c: In function 'fsl_spi_do_one_msg': /kisskb/src/drivers/spi/spi-fsl-spi.c:389:12: warning: 'first' 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:1836:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1526:31: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1749:46: note: 'linear' was declared here /kisskb/src/drivers/scsi/lpfc/lpfc_init.c: In function 'lpfc_create_port': /kisskb/src/drivers/scsi/lpfc/lpfc_init.c:4263:4: warning: 'wwn' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/video/backlight/adp8860_bl.c: In function 'adp8860_bl_ambient_light_level_show': /kisskb/src/drivers/video/backlight/adp8860_bl.c:578:10: warning: 'ret_val' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/lpfc/lpfc_bsg.c: In function 'lpfc_issue_ct_rsp_cmp': /kisskb/src/drivers/scsi/lpfc/lpfc_bsg.c:1466:15: warning: 'bsg_reply' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/scsi/am53c974.c: In function 'pci_esp_dma_drain': /kisskb/src/drivers/scsi/am53c974.c:174:6: warning: 'resid' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/serial/f81534.c: In function 'f81534_get_register': /kisskb/src/drivers/usb/serial/f81534.c:286:3: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/serial/f81534.c: In function 'f81534_set_register': /kisskb/src/drivers/usb/serial/f81534.c:247:3: warning: 'status' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/typec/tcpm/tcpm.c: In function 'tcpm_state_machine_work': /kisskb/src/drivers/usb/typec/tcpm/tcpm.c:2414:19: warning: 'rdo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/usb/typec/tcpm/tcpm.c:2402:6: note: 'rdo' was declared here BTF: .tmp_vmlinux.btf: pahole (pahole) is not available Failed to generate BTF for vmlinux Try to disable CONFIG_DEBUG_INFO_BTF make[1]: *** [/kisskb/src/Makefile:1078: vmlinux] Error 1 make: *** [Makefile:179: sub-make] Error 2 Command 'make -s -j 24 ARCH=powerpc O=/kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_powerpc-randconfig_powerpc-gcc4.6 # Build took: 0:04:30.289541