Buildresult: linus-rand/x86_64-randconfig/x86_64-gcc4.6 built on Sep 22 2018, 03:08

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Status:	Failed
Date/Time:	Sep 22 2018, 03:08
Duration:	0:00:34.328800
Builder:	ka4
Revision:	Merge tag 'upstream-4.19-rc4' of git://git.infradead.org/linux-ubifs (`0eba8697bce15dc06e2b5c4c66d672c37ca43be0)`
Target:	linus-rand/x86_64-randconfig/x86_64-gcc4.6
Branch:	linus-rand
Compiler:	x86_64-gcc4.6 (x86_64-linux-gcc (GCC) 4.6.3)
Config:	randconfig (download)
Log:	Download original Possible errors drivers/input/touchscreen/hideep.c:646:16: warning: 'error' may be used uninitialized in this function [-Wuninitialized] make[2]: * [scripts/Makefile.build:305: lib/string.o] Error 1 make[1]: * [Makefile:1050: lib] Error 2 make: *** [Makefile:146: sub-make] Error 2 Possible warnings (365) kernel/dma/direct.o: warning: objtool: dma_direct_map_sg()+0x1b: unreachable instruction kernel/rcu/sync.o: warning: objtool: rcu_sync_func()+0xf: unreachable instruction kernel/dma/mapping.o: warning: objtool: dma_common_get_sgtable()+0x56: unreachable instruction kernel/dma/swiotlb.o: warning: objtool: swiotlb_tbl_map_single()+0xa2: unreachable instruction arch/x86/kernel/traps.o: warning: objtool: ist_begin_non_atomic()+0xb: unreachable instruction kernel/printk/printk.c:185:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/nmi.o: warning: objtool: do_nmi.part.10()+0x79: unreachable instruction arch/x86/kernel/apic/vector.o: warning: objtool: arch_early_irq_init()+0x20: unreachable instruction arch/x86/kernel/apic/io_apic.c:1034:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized] arch/x86/xen/mmu.c:156:12: warning: 'i' may be used uninitialized in this function [-Wuninitialized] arch/x86/xen/multicalls.o: warning: objtool: xen_mc_flush()+0xcb: unreachable instruction arch/x86/net/bpf_jit_comp.c:1178:19: warning: 'proglen' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/setup.o: warning: objtool: extend_brk()+0xf: unreachable instruction arch/x86/mm/fault.o: warning: objtool: vmalloc_fault()+0x124: unreachable instruction arch/x86/kernel/quirks.o: warning: objtool: force_hpet_resume()+0x28: unreachable instruction arch/x86/mm/physaddr.o: warning: objtool: __phys_addr()+0x1f: unreachable instruction security/keys/encrypted-keys/encrypted.o: warning: objtool: derived_key_encrypt.constprop.10()+0x12c: unreachable instruction crypto/api.o: warning: objtool: __crypto_alloc_tfm()+0x3d: unreachable instruction arch/x86/mm/init_64.o: warning: objtool: sync_global_pgds_l4()+0x45: unreachable instruction arch/x86/kernel/e820.c:651:16: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/alternative.o: warning: objtool: apply_paravirt()+0x37: unreachable instruction arch/x86/kernel/hw_breakpoint.c:366:18: warning: 'align' may be used uninitialized in this function [-Wuninitialized] kernel/exit.o: warning: objtool: forget_original_parent()+0x90: unreachable instruction fs/afs/callback.o: warning: objtool: afs_break_callbacks()+0x14: unreachable instruction crypto/asymmetric_keys/public_key.o: warning: objtool: public_key_verify_signature()+0x31: unreachable instruction arch/x86/kernel/e820.o: warning: objtool: e820__reallocate_tables()+0x25: unreachable instruction fs/afs/cell.o: warning: objtool: afs_manage_cells()+0x58: unreachable instruction ipc/shm.c:1686:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] kernel/sched/rt.o: warning: objtool: _pick_next_task_rt()+0x2d: unreachable instruction ipc/sem.o: warning: objtool: find_alloc_undo()+0x280: unreachable instruction block/bio.o: warning: objtool: bio_split()+0x14: unreachable instruction kernel/resource.o: warning: objtool: find_next_iomem_res()+0x1b: unreachable instruction kernel/irq/matrix.o: warning: objtool: irq_matrix_assign_system()+0x17: unreachable instruction drivers/char/tpm/tpm-sysfs.c:56:5: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/android/binder_alloc.o: warning: objtool: binder_insert_allocated_buffer_locked()+0x13: unreachable instruction kernel/power/suspend.o: warning: objtool: suspend_enter()+0xe7: unreachable instruction fs/configfs/dir.o: warning: objtool: configfs_rmdir()+0x6f: unreachable instruction fs/ceph/inode.o: warning: objtool: splice_dentry()+0x17: unreachable instruction kernel/cgroup/cgroup.o: warning: objtool: compare_css_sets()+0x78: unreachable instruction fs/ceph/dir.o: warning: objtool: ceph_readdir()+0x5fa: unreachable instruction fs/crypto/crypto.o: warning: objtool: fscrypt_do_page_crypto()+0x7a: unreachable instruction security/keys/keyring.o: warning: objtool: search_nested_keyrings()+0x2b: unreachable instruction kernel/params.o: warning: objtool: kernel_add_sysfs_param()+0x45: unreachable instruction mm/shmem.o: warning: objtool: shmem_writepage()+0x29: unreachable instruction kernel/trace/trace_syscalls.o: warning: objtool: ftrace_syscall_enter()+0x1aa: unreachable instruction drivers/android/binder.o: warning: objtool: binder_enqueue_work_ilocked()+0x7: unreachable instruction fs/btrfs/ctree.o: warning: objtool: insert_new_root()+0x2d: unreachable instruction block/elevator.o: warning: objtool: __elv_add_request()+0x1c2: unreachable instruction drivers/bcma/driver_chipcommon_pmu.o: warning: objtool: bcma_pmu_pll_clock()+0x24: unreachable instruction drivers/dma/dw/core.o: warning: objtool: dwc_free_chan_resources()+0x32: unreachable instruction mm/vmscan.o: warning: objtool: __remove_mapping()+0x2d: unreachable instruction arch/x86/xen/setup.o: warning: objtool: xen_del_extra_mem()+0x2d: unreachable instruction kernel/cred.o: warning: objtool: __put_cred()+0x8: unreachable instruction drivers/dma-buf/reservation.c:211:7: warning: 'i' may be used uninitialized in this function [-Wuninitialized] fs/ceph/locks.o: warning: objtool: ceph_lock_wait_for_completion()+0x23: unreachable instruction kernel/bpf/sockmap.o: warning: objtool: bpf_tcp_sendpage()+0x161: unreachable instruction block/blk-flush.o: warning: objtool: blk_flush_complete_seq()+0x23: unreachable instruction fs/ceph/file.o: warning: objtool: ceph_aio_complete_req()+0x36: unreachable instruction drivers/dma-buf/dma-buf.o: warning: objtool: dma_buf_vunmap()+0x1a: unreachable instruction drivers/dma-buf/dma-fence.o: warning: objtool: dma_fence_init()+0xe: unreachable instruction kernel/signal.o: warning: objtool: task_set_jobctl_pending()+0xb: unreachable instruction kernel/smpboot.o: warning: objtool: smpboot_thread_fn()+0x80: unreachable instruction drivers/base/regmap/regmap-irq.o: warning: objtool: regmap_irq_thread()+0x9a: unreachable instruction kernel/workqueue.o: warning: objtool: workqueue_init_early()+0x6e: unreachable instruction crypto/scatterwalk.o: warning: objtool: scatterwalk_ffwd()+0x50: unreachable instruction fs/btrfs/print-tree.o: warning: objtool: btrfs_print_tree()+0x16e: unreachable instruction mm/list_lru.o: warning: objtool: __list_lru_walk_one()+0xc9: unreachable instruction crypto/algapi.o: warning: objtool: crypto_unregister_template()+0x2b: unreachable instruction mm/percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x2f: unreachable instruction fs/afs/dynroot.c:126:6: warning: 'len' may be used uninitialized in this function [-Wuninitialized] drivers/char/virtio_console.o: warning: objtool: free_buf()+0x2f: unreachable instruction lib/mpi/mpicoder.c:352:8: warning: 'buff' may be used uninitialized in this function [-Wuninitialized] block/blk-core.o: warning: objtool: blk_dequeue_request()+0x12: unreachable instruction drivers/base/devres.o: warning: objtool: remove_nodes.isra.6()+0xa2: unreachable instruction fs/afs/flock.o: warning: objtool: afs_do_setlk()+0x131: unreachable instruction fs/afs/file.o: warning: objtool: afs_page_filler()+0x2c: unreachable instruction fs/ceph/addr.o: warning: objtool: ceph_set_page_dirty()+0x60: unreachable instruction fs/cifs/connect.o: warning: objtool: generic_ip_connect()+0xbf: unreachable instruction arch/x86/xen/suspend_pv.o: warning: objtool: xen_pv_pre_suspend()+0x1f5: unreachable instruction lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp] fs/fscache/cache.o: warning: objtool: fscache_withdraw_cache()+0xb5: unreachable instruction kernel/kprobes.o: warning: objtool: reuse_unused_kprobe()+0x33: unreachable instruction drivers/hwspinlock/hwspinlock_core.o: warning: objtool: __hwspin_unlock()+0x13: unreachable instruction fs/ext4/bitmap.o: warning: objtool: ext4_inode_bitmap_csum_verify()+0x43: unreachable instruction mm/gup.o: warning: objtool: get_user_pages_locked()+0x3b: unreachable instruction fs/fscache/cookie.o: warning: objtool: __fscache_disable_cookie()+0x96: unreachable instruction net/8021q/vlan.o: warning: objtool: unregister_vlan_dev()+0x6a: unreachable instruction fs/f2fs/inode.o: warning: objtool: f2fs_inode_chksum()+0x13f: unreachable instruction block/blk-merge.o: warning: objtool: __blk_bios_map_sg()+0x1ac: unreachable instruction fs/gfs2/bmap.c:926:18: warning: 'height' may be used uninitialized in this function [-Wuninitialized] fs/gfs2/bmap.c:921:7: warning: 'len' may be used uninitialized in this function [-Wuninitialized] lib/mpi/mpi-pow.o: warning: objtool: mpi_powm()+0x244: unreachable instruction kernel/module.o: warning: objtool: frob_ro_after_init()+0x10: unreachable instruction mm/mmap.o: warning: objtool: mm_drop_all_locks()+0x19: unreachable instruction fs/fscache/object.o: warning: objtool: fscache_look_up_object()+0x1d: unreachable instruction fs/fuse/dir.o: warning: objtool: fuse_set_nowrite()+0x24: unreachable instruction fs/ceph/caps.o: warning: objtool: __mark_caps_flushing()+0x34: unreachable instruction fs/fuse/dev.o: warning: objtool: fuse_copy_fill.part.17()+0x43: unreachable instruction arch/x86/xen/p2m.o: warning: objtool: xen_alloc_p2m_entry()+0x3e: unreachable instruction fs/gfs2/bmap.o: warning: objtool: gfs2_iomap_alloc.isra.16()+0x48: unreachable instruction fs/fscache/operation.o: warning: objtool: fscache_put_operation.part.6()+0xac: unreachable instruction fs/gfs2/dir.o: warning: objtool: dir_make_exhash()+0x70: unreachable instruction fs/ext4/extents_status.o: warning: objtool: __es_insert_extent()+0xf7: unreachable instruction fs/fuse/file.o: warning: objtool: fuse_writepage_in_flight()+0x2b: unreachable instruction drivers/hwtracing/intel_th/msu.o: warning: objtool: msc_buffer_win_alloc()+0x91: unreachable instruction fs/afs/rotate.o: warning: objtool: afs_select_fileserver()+0x46f: unreachable instruction fs/fscache/page.o: warning: objtool: __fscache_write_page()+0x29: unreachable instruction fs/afs/fsclient.o: warning: objtool: afs_deliver_fs_fetch_data()+0x11a: unreachable instruction mm/vmalloc.o: warning: objtool: vb_free()+0x17: unreachable instruction mm/memory.o: warning: objtool: vm_insert_pfn_prot()+0x29: unreachable instruction fs/ceph/mds_client.o: warning: objtool: remove_session_caps()+0xfa: unreachable instruction fs/ext4/fsync.o: warning: objtool: ext4_sync_file()+0x59: unreachable instruction drivers/infiniband/core/rw.o: warning: objtool: rdma_rw_ctx_destroy()+0x7d: unreachable instruction arch/x86/xen/enlighten_pv.o: warning: objtool: set_aliased_prot()+0x21: unreachable instruction fs/btrfs/file-item.o: warning: objtool: btrfs_csum_one_bio()+0x119: unreachable instruction fs/btrfs/extent-tree.o: warning: objtool: remove_extent_data_ref()+0xf6: unreachable instruction mm/mmu_notifier.o: warning: objtool: mmu_notifier_unregister()+0x13: unreachable instruction fs/ext4/ialloc.o: warning: objtool: __ext4_new_inode()+0x88b: unreachable instruction fs/fuse/inode.o: warning: objtool: fuse_destroy_inode()+0x19: unreachable instruction drivers/memstick/core/ms_block.o: warning: objtool: msb_sg_copy()+0x131: unreachable instruction fs/ext4/mmp.o: warning: objtool: ext4_mmp_csum()+0x1f: unreachable instruction lib/scatterlist.o: warning: objtool: sg_init_one()+0x25: unreachable instruction fs/ext4/indirect.o: warning: objtool: ext4_ind_map_blocks()+0xd1: unreachable instruction drivers/mfd/arizona-core.c:1422:6: warning: 'n_subdevs' may be used uninitialized in this function [-Wuninitialized] fs/afs/rxrpc.o: warning: objtool: afs_put_call()+0xc9: unreachable instruction drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] mm/swapfile.o: warning: objtool: swap_count_continued()+0x35: unreachable instruction fs/ext4/inline.o: warning: objtool: ext4_write_inline_data()+0x2f: unreachable instruction fs/f2fs/checkpoint.o: warning: objtool: get_checkpoint_version()+0x121: unreachable instruction fs/afs/server.o: warning: objtool: afs_manage_servers()+0x54: unreachable instruction drivers/mtd/chips/cfi_util.o: warning: objtool: cfi_merge_status()+0x32: unreachable instruction fs/jbd2/transaction.o: warning: objtool: jbd2_journal_file_inode()+0xcb: unreachable instruction fs/ext4/move_extent.o: warning: objtool: mext_page_mkuptodate()+0x40: unreachable instruction fs/ext4/extents.o: warning: objtool: ext4_extent_block_csum()+0x26: unreachable instruction fs/gfs2/lops.o: warning: objtool: gfs2_unpin()+0x1e: unreachable instruction drivers/misc/ad525x_dpot.o: warning: objtool: dpot_write_spi()+0x8c: unreachable instruction mm/migrate.o: warning: objtool: buffer_migrate_page()+0x3c: unreachable instruction fs/ext4/page-io.o: warning: objtool: ext4_finish_bio()+0x6e: unreachable instruction drivers/memstick/core/mspro_block.o: warning: objtool: h_mspro_block_transfer_data()+0x161: unreachable instruction fs/gfs2/meta_io.o: warning: objtool: gfs2_aspace_writepage()+0x51: unreachable instruction fs/jbd2/commit.o: warning: objtool: jbd2_block_tag_csum_set()+0xa8: unreachable instruction fs/gfs2/aops.o: warning: objtool: gfs2_invalidatepage()+0x42: unreachable instruction fs/gfs2/glock.o: warning: objtool: __gfs2_glock_put()+0x5c: unreachable instruction mm/slab.o: warning: objtool: cache_free_debugcheck()+0x46: unreachable instruction fs/jbd2/recovery.o: warning: objtool: jbd2_commit_block_csum_verify()+0x37: unreachable instruction arch/x86/xen/mmu_pv.o: warning: objtool: xen_exchange_memory()+0x61: unreachable instruction lib/kfifo.o: warning: objtool: setup_sgl_buf.part.3()+0x125: unreachable instruction lib/rhashtable.c:264:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] drivers/media/common/videobuf2/videobuf2-vmalloc.o: warning: objtool: vb2_vmalloc_dmabuf_ops_map()+0x6e: unreachable instruction drivers/platform/chrome/cros_ec_proto.o: warning: objtool: prepare_packet()+0xc: unreachable instruction fs/ext4/resize.o: warning: objtool: ext4_alloc_group_tables()+0x34: unreachable instruction drivers/media/common/videobuf2/videobuf2-dma-contig.o: warning: objtool: vb2_dc_put_userptr()+0x4e: unreachable instruction fs/cifs/smb2ops.o: warning: objtool: init_sg()+0x1b4: unreachable instruction net/ceph/messenger.o: warning: objtool: ceph_msg_data_pages_cursor_init()+0xc: unreachable instruction crypto/rsa-pkcs1pad.o: warning: objtool: pkcs1pad_sg_set_buf()+0x35: unreachable instruction fs/jbd2/checkpoint.o: warning: objtool: __jbd2_journal_insert_checkpoint()+0x20: unreachable instruction fs/ext4/namei.o: warning: objtool: ext4_dx_csum()+0xa1: unreachable instruction fs/f2fs/super.o: warning: objtool: f2fs_fill_super()+0x125: unreachable instruction fs/f2fs/node.o: warning: objtool: f2fs_truncate_inode_blocks()+0x223: unreachable instruction net/core/sock.o: warning: objtool: sk_alloc_sg()+0xf6: unreachable instruction fs/ext4/mballoc.o: warning: objtool: ext4_mb_get_buddy_page_lock()+0x73: unreachable instruction fs/ext4/inode.o: warning: objtool: ext4_inode_csum()+0x1a8: unreachable instruction drivers/platform/chrome/cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x43: unreachable instruction fs/jbd2/revoke.o: warning: objtool: jbd2_journal_init_revoke()+0x15: unreachable instruction block/deadline-iosched.o: warning: objtool: deadline_exit_queue()+0x13: unreachable instruction net/core/gen_stats.c:161:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] fs/gfs2/quota.o: warning: objtool: gfs2_write_buf_to_page()+0x74: unreachable instruction fs/btrfs/transaction.o: warning: objtool: create_pending_snapshot()+0x71: unreachable instruction fs/ext4/xattr.o: warning: objtool: ext4_xattr_block_csum()+0xf2: unreachable instruction fs/jfs/jfs_imap.o: warning: objtool: diFree()+0x499: unreachable instruction fs/jfs/jfs_xtree.o: warning: objtool: xtTruncate()+0x45: unreachable instruction block/blk-cgroup.o: warning: objtool: blkcg_print_stat()+0x74: unreachable instruction fs/gfs2/trans.o: warning: objtool: gfs2_trans_begin()+0x27: unreachable instruction fs/ocfs2/dlmfs/userdlm.o: warning: objtool: user_unlock_ast()+0xa7: unreachable instruction fs/afs/write.o: warning: objtool: afs_write_back_from_locked_page()+0x39: unreachable instruction mm/memcontrol.o: warning: objtool: mem_cgroup_reset()+0x68: unreachable instruction fs/ntfs/collate.o: warning: objtool: ntfs_collate()+0x18: can't find jump dest instruction at .text+0xb5 drivers/remoteproc/remoteproc_core.o: warning: objtool: rproc_handle_carveout()+0x76: unreachable instruction fs/ntfs/aops.o: warning: objtool: ntfs_bmap()+0x75: unreachable instruction net/core/skbuff.o: warning: objtool: skb_pull_rcsum()+0x14: unreachable instruction block/blk-throttle.o: warning: objtool: tg_dispatch_one_bio()+0x118: unreachable instruction fs/ntfs/attrib.o: warning: objtool: ntfs_attr_find_in_attrdef()+0xe: unreachable instruction fs/gfs2/rgrp.o: warning: objtool: rs_insert()+0x91: unreachable instruction fs/btrfs/file.o: warning: objtool: __btrfs_drop_extents()+0x221: unreachable instruction fs/sysfs/file.o: warning: objtool: sysfs_kf_seq_show()+0x34: unreachable instruction block/cfq-iosched.o: warning: objtool: cfq_should_idle()+0x34: unreachable instruction fs/btrfs/ordered-data.o: warning: objtool: __btrfs_add_ordered_extent()+0x2e7: unreachable instruction fs/ocfs2/dlmfs/dlmfs.o: warning: objtool: dlmfs_get_inode()+0x8b: unreachable instruction fs/ocfs2/cluster/heartbeat.o: warning: objtool: o2hb_register_callback()+0x17: unreachable instruction net/dccp/input.o: warning: objtool: dccp_enqueue_skb()+0x2f: unreachable instruction block/blk-integrity.o: warning: objtool: blk_rq_map_integrity_sg()+0x140: unreachable instruction include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] drivers/virtio/virtio.o: warning: objtool: virtio_dev_probe()+0x58: unreachable instruction drivers/staging/android/ion/ion.o: warning: objtool: ion_map_dma_buf()+0x42: unreachable instruction fs/jbd2/journal.o: warning: objtool: get_slab()+0x1e: unreachable instruction net/core/flow_dissector.o: warning: objtool: skb_flow_dissector_init()+0x22: unreachable instruction fs/btrfs/locking.o: warning: objtool: btrfs_clear_lock_blocking_rw()+0x36: unreachable instruction drivers/infiniband/core/umem.o: warning: objtool: ib_umem_get()+0x296: unreachable instruction fs/ntfs/compress.o: warning: objtool: ntfs_read_compressed_block()+0x95: unreachable instruction drivers/mtd/nand/raw/nand_bbt.o: warning: objtool: verify_bbt_descr()+0x28: unreachable instruction fs/overlayfs/namei.o: warning: objtool: ovl_path_next()+0x17: unreachable instruction drivers/virtio/virtio_ring.o: warning: objtool: vring_map_one_sg.part.13()+0x21: unreachable instruction net/ceph/mon_client.o: warning: objtool: __send_subscribe()+0x46: unreachable instruction fs/quota/dquot.o: warning: objtool: dqput()+0x2f: unreachable instruction drivers/infiniband/core/iwcm.o: warning: objtool: iwcm_deref_id()+0x13: unreachable instruction fs/ocfs2/aops.o: warning: objtool: ocfs2_populate_write_desc()+0xe6: unreachable instruction fs/btrfs/extent_io.o: warning: objtool: end_bio_extent_buffer_writepage()+0x16: unreachable instruction drivers/iio/proximity/isl29501.c:253:34: warning: 'msb' may be used uninitialized in this function [-Wuninitialized] fs/proc/array.o: warning: objtool: proc_task_name()+0x4e: unreachable instruction fs/btrfs/inode.o: warning: objtool: __btrfs_del_delalloc_inode()+0x79: unreachable instruction fs/jfs/jfs_metapage.o: warning: objtool: metapage_invalidatepage()+0xe: unreachable instruction drivers/staging/android/ion/ion_heap.o: warning: objtool: ion_heap_map_kernel()+0xb5: unreachable instruction drivers/staging/android/ion/ion_system_heap.o: warning: objtool: ion_system_contig_heap_allocate()+0xe1: unreachable instruction drivers/mtd/nand/raw/nand_base.o: warning: objtool: nand_fill_oob()+0x69: unreachable instruction fs/ntfs/dir.o: warning: objtool: ntfs_lookup_inode_by_name()+0x41: unreachable instruction drivers/xen/events/events_base.o: warning: objtool: pirq_from_irq()+0xd: unreachable instruction drivers/tty/serial/8250/8250_core.o: warning: objtool: serial_unlink_irq_chain()+0x44: unreachable instruction crypto/testmgr.o: warning: objtool: test_akcipher_one()+0x18b: unreachable instruction drivers/staging/android/ion/ion_page_pool.o: warning: objtool: ion_page_pool_remove()+0xc: unreachable instruction drivers/staging/android/ion/ion_carveout_heap.o: warning: objtool: ion_carveout_heap_allocate()+0x81: unreachable instruction fs/jfs/jfs_logmgr.o: warning: objtool: lbmIODone()+0x157: unreachable instruction fs/ocfs2/cluster/quorum.o: warning: objtool: o2quo_set_hold.constprop.4()+0x14: unreachable instruction drivers/staging/android/ion/ion_chunk_heap.o: warning: objtool: ion_chunk_heap_allocate()+0xd9: unreachable instruction fs/jfs/jfs_txnmgr.o: warning: objtool: LogSyncRelease()+0x19: unreachable instruction fs/ocfs2/buffer_head_io.o: warning: objtool: ocfs2_write_block()+0x9b: unreachable instruction net/core/dev.c:3343:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/alloc.o: warning: objtool: ocfs2_dinode_insert_check()+0x25: unreachable instruction fs/ntfs/index.o: warning: objtool: ntfs_index_lookup()+0x44: unreachable instruction fs/btrfs/ioctl.o: warning: objtool: create_subvol()+0x424: unreachable instruction fs/ntfs/file.o: warning: objtool: ntfs_attr_extend_initialized()+0x31: unreachable instruction fs/exec.o: warning: objtool: de_thread()+0x1e7: unreachable instruction fs/ocfs2/dcache.o: warning: objtool: ocfs2_dentry_attach_lock()+0x154: unreachable instruction fs/btrfs/volumes.o: warning: objtool: __btrfs_alloc_chunk()+0x37: unreachable instruction drivers/tty/serial/8250/8250_dma.o: warning: objtool: serial8250_request_dma()+0x1ec: unreachable instruction fs/ext4/super.o: warning: objtool: ext4_group_desc_csum()+0x111: unreachable instruction net/core/rtnetlink.o: warning: objtool: rtnl_unregister()+0xf: unreachable instruction drivers/uwb/est.o: warning: objtool: uwb_est_get_size.isra.0()+0x3b: unreachable instruction net/l2tp/l2tp_core.o: warning: objtool: l2tp_session_queue_purge()+0xe: unreachable instruction net/core/dev.o: warning: objtool: rollback_registered_many()+0x23: unreachable instruction lib/assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x38: unreachable instruction fs/inode.o: warning: objtool: clear_inode()+0x22: unreachable instruction net/ceph/osd_client.o: warning: objtool: insert_request()+0x17: unreachable instruction fs/ocfs2/cluster/tcp.o: warning: objtool: o2net_set_nn_state()+0x37: unreachable instruction drivers/uwb/lc-dev.o: warning: objtool: uwb_dev_add()+0x18: unreachable instruction fs/dcache.o: warning: objtool: d_instantiate_new()+0x16: unreachable instruction fs/namei.o: warning: objtool: follow_down()+0x21: unreachable instruction fs/ntfs/inode.o: warning: objtool: ntfs_init_locked_inode()+0x4d: unreachable instruction fs/seq_file.o: warning: objtool: seq_dentry()+0x1c: unreachable instruction drivers/input/touchscreen/hideep.c:646:16: warning: 'error' may be used uninitialized in this function [-Wuninitialized] lib/genalloc.o: warning: objtool: gen_pool_free()+0x6b: unreachable instruction fs/file.o: warning: objtool: __fd_install()+0xd5: unreachable instruction drivers/mtd/mtdconcat.o: warning: objtool: concat_erase()+0x11d: unreachable instruction lib/syscall.o: warning: objtool: collect_syscall()+0xf2: unreachable instruction fs/ntfs/mft.o: warning: objtool: ntfs_mft_bitmap_extend_allocation_nolock()+0x508: unreachable instruction net/ceph/osdmap.o: warning: objtool: raw_to_up_osds()+0xb: unreachable instruction fs/udf/truncate.o: warning: objtool: udf_truncate_extents()+0x3b: unreachable instruction drivers/xen/grant-table.o: warning: objtool: gnttab_map()+0x23: unreachable instruction drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] net/dccp/ccids/ccid3.o: warning: objtool: ccid3_first_li()+0x12: unreachable instruction drivers/tty/serial/fsl_lpuart.o: warning: objtool: lpuart_resume()+0x1ae: unreachable instruction net/core/filter.o: warning: objtool: bpf_msg_pull_data()+0x215: unreachable instruction fs/udf/unicode.c:132:8: warning: 'c' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/dir.o: warning: objtool: ocfs2_delete_entry_dx()+0x65: unreachable instruction drivers/target/iscsi/iscsi_target.o: warning: objtool: iscsit_do_crypto_hash_buf()+0x8b: unreachable instruction fs/btrfs/compression.o: warning: objtool: btrfs_submit_compressed_write()+0x17d: unreachable instruction fs/mpage.o: warning: objtool: __mpage_writepage()+0x86: unreachable instruction net/dccp/ccids/lib/tfrc_equation.o: warning: objtool: tfrc_calc_x()+0x13: unreachable instruction fs/block_dev.o: warning: objtool: blkdev_get()+0xa0: unreachable instruction fs/btrfs/delayed-ref.o: warning: objtool: insert_delayed_ref()+0x145: unreachable instruction drivers/xen/mem-reservation.o: warning: objtool: __xenmem_reservation_va_mapping_update()+0x40: unreachable instruction drivers/video/fbdev/ocfb.o: warning: objtool: ocfb_probe()+0x156: unreachable instruction fs/ocfs2/dlmglue.o: warning: objtool: ocfs2_ci_checkpointed()+0x51: unreachable instruction fs/ntfs/runlist.o: warning: objtool: ntfs_runlists_merge()+0x314: unreachable instruction net/ncsi/ncsi-manage.c:625:19: warning: 'vid' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/extent_map.o: warning: objtool: ocfs2_read_virt_blocks()+0xe9: unreachable instruction lib/kobject.o: warning: objtool: create_dir()+0x8d: unreachable instruction net/netfilter/ipset/ip_set_core.o: warning: objtool: ip_set_name_byindex()+0x12c: unreachable instruction fs/btrfs/delayed-inode.o: warning: objtool: __btrfs_remove_delayed_item()+0x24: unreachable instruction fs/direct-io.o: warning: objtool: do_direct_IO()+0x1d9: unreachable instruction fs/buffer.o: warning: objtool: cont_expand_zero()+0x11d: unreachable instruction net/ceph/crypto.o: warning: objtool: setup_sgtable()+0x117: unreachable instruction lib/plist.o: warning: objtool: plist_requeue()+0x1d: unreachable instruction fs/aio.o: warning: objtool: aio_migratepage()+0xa5: unreachable instruction fs/ntfs/bitmap.o: warning: objtool: __ntfs_bitmap_set_bits_in_run()+0x28: unreachable instruction crypto/gcm.o: warning: objtool: crypto_rfc4106_crypt()+0x15a: unreachable instruction fs/btrfs/backref.o: warning: objtool: add_missing_keys()+0x30: unreachable instruction fs/btrfs/scrub.o: warning: objtool: scrub_setup_recheck_block()+0x152: unreachable instruction fs/btrfs/relocation.o: warning: objtool: create_reloc_root()+0x3c: unreachable instruction fs/iomap.o: warning: objtool: iomap_read_inline_data.isra.26()+0x27: unreachable instruction lib/radix-tree.o: warning: objtool: radix_tree_tag_set()+0x30: unreachable instruction fs/ntfs/lcnalloc.o: warning: objtool: ntfs_cluster_alloc()+0x36: unreachable instruction drivers/target/target_core_sbc.o: warning: objtool: compare_and_write_callback()+0x10a: unreachable instruction crypto/chacha20poly1305.o: warning: objtool: poly_tail()+0x59: unreachable instruction fs/ntfs/logfile.o: warning: objtool: ntfs_check_and_load_restart_page()+0x5b: unreachable instruction drivers/xen/swiotlb-xen.o: warning: objtool: xen_swiotlb_map_sg_attrs()+0x2b: unreachable instruction net/netlink/genetlink.o: warning: objtool: genl_validate_assign_mc_groups()+0x68: unreachable instruction fs/ocfs2/inode.o: warning: objtool: ocfs2_clear_inode()+0x10b: unreachable instruction drivers/target/target_core_rd.o: warning: objtool: rd_allocate_sgl_table.isra.8()+0xf1: unreachable instruction fs/btrfs/qgroup.o: warning: objtool: btrfs_qgroup_trace_subtree()+0x25: unreachable instruction fs/ntfs/super.o: warning: objtool: check_mft_mirror()+0x2d: unreachable instruction fs/ocfs2/reservations.o: warning: objtool: ocfs2_resv_insert()+0x20: unreachable instruction drivers/target/target_core_transport.o: warning: objtool: transport_kmap_data_sg()+0x23: unreachable instruction fs/ocfs2/journal.o: warning: objtool: __ocfs2_journal_access()+0x3c: unreachable instruction fs/btrfs/raid56.o: warning: objtool: finish_rmw()+0x54: unreachable instruction fs/ocfs2/move_extents.o: warning: objtool: ocfs2_move_extent()+0xb7: unreachable instruction fs/ocfs2/file.o: warning: objtool: ocfs2_write_zero_page()+0x2d: unreachable instruction fs/ocfs2/sysfile.o: warning: objtool: get_local_system_inode()+0x1b: unreachable instruction net/rxrpc/call_accept.o: warning: objtool: rxrpc_alloc_incoming_call()+0x52: unreachable instruction fs/ocfs2/slot_map.o: warning: objtool: ocfs2_map_slot_buffers()+0x90: unreachable instruction net/openvswitch/datapath.o: warning: objtool: ovs_flow_cmd_new()+0x2dc: unreachable instruction fs/btrfs/send.o: warning: objtool: read_symlink()+0xac: unreachable instruction fs/btrfs/check-integrity.o: warning: objtool: btrfsic_block_link_hashtable_lookup()+0x31: unreachable instruction net/ipv6/netfilter/ip6t_rt.o: warning: objtool: rt_mt6()+0x215: unreachable instruction fs/ocfs2/stackglue.o: warning: objtool: ocfs2_stack_driver_put()+0x1b: unreachable instruction net/smc/smc_ib.o: warning: objtool: smc_ib_buf_map_sg()+0x3a: unreachable instruction fs/ocfs2/uptodate.o: warning: objtool: ocfs2_remove_metadata_array()+0x18: unreachable instruction net/ipv4/ip_output.o: warning: objtool: ip_do_fragment()+0x23b: unreachable instruction net/sctp/sm_sideeffect.o: warning: objtool: sctp_cmd_interpreter.isra.24()+0x81: unreachable instruction net/rds/info.o: warning: objtool: rds_info_deregister_func()+0x13: unreachable instruction net/tls/tls_sw.o: warning: objtool: zerocopy_from_iter()+0xb4: unreachable instruction fs/ocfs2/namei.o: warning: objtool: ocfs2_rename()+0x288: unreachable instruction net/rds/message.o: warning: objtool: rds_message_zcopy_from_user()+0xb0: unreachable instruction net/ipv4/inet_connection_sock.o: warning: objtool: inet_child_forget()+0x8e: unreachable instruction fs/ocfs2/suballoc.o: warning: objtool: ocfs2_relink_block_group()+0x4d: unreachable instruction net/ipv4/tcp_fastopen.o: warning: objtool: tcp_fastopen_add_skb()+0xd3: unreachable instruction net/rxrpc/call_object.o: warning: objtool: rxrpc_prepare_call_for_retry()+0xbd: unreachable instruction net/ipv6/ip6_fib.o: warning: objtool: fib6_add_rt2node()+0x3d8: unreachable instruction net/rxrpc/conn_client.o: warning: objtool: rxrpc_cull_active_client_conns()+0x70: unreachable instruction net/rxrpc/af_rxrpc.o: warning: objtool: af_rxrpc_exit()+0x47: unreachable instruction net/ipv6/ip6_output.o: warning: objtool: ip6_fragment()+0x2b0: unreachable instruction net/smc/smc_core.o: warning: objtool: smcr_new_buf_create()+0xd2: unreachable instruction net/sctp/sm_statefuns.o: warning: objtool: sctp_sf_eat_data_fast_4_4()+0x131: unreachable instruction net/ipv4/tcp_output.o: warning: objtool: tcp_tso_should_defer()+0x69: unreachable instruction fs/ocfs2/refcounttree.o: warning: objtool: ocfs2_create_refcount_tree()+0x3e: unreachable instruction net/ipv6/addrconf.o: warning: objtool: snmp6_fill_stats()+0x37: unreachable instruction net/phonet/pep.o: warning: objtool: pipe_handler_do_rcv()+0x6c: unreachable instruction net/rds/send.o: warning: objtool: rds_send_sndbuf_remove()+0x11: unreachable instruction crypto/drbg.o: warning: objtool: drbg_kcapi_sym_ctr()+0x8b: unreachable instruction net/rxrpc/conn_object.o: warning: objtool: rxrpc_kill_connection()+0x29: unreachable instruction crypto/af_alg.o: warning: objtool: af_alg_pull_tsgl()+0x6a: unreachable instruction net/xfrm/xfrm_policy.o: warning: objtool: xfrm_create_dummy_bundle()+0x58: unreachable instruction net/unix/garbage.o: warning: objtool: unix_inflight()+0x4a: unreachable instruction net/ipv4/tcp.o: warning: objtool: tcp_md5_hash_skb_data()+0x7a: unreachable instruction net/rds/page.o: warning: objtool: rds_page_remainder_alloc()+0xea: unreachable instruction net/openvswitch/flow_table.o: warning: objtool: ovs_flow_tbl_remove()+0x8d: unreachable instruction crypto/ccm.o: warning: objtool: crypto_ccm_init_crypt()+0xde: unreachable instruction net/ipv4/tcp_input.o: warning: objtool: tcp_tso_acked()+0x14: unreachable instruction net/rds/rdma.o: warning: objtool: __rds_rdma_map()+0x164: unreachable instruction net/ipv4/ping.o: warning: objtool: ping_getfrag()+0x1e: unreachable instruction fs/ocfs2/xattr.o: warning: objtool: ocfs2_xattr_bucket_copy_data()+0x1b: unreachable instruction net/rxrpc/local_object.o: warning: objtool: rxrpc_local_destroyer()+0x66: unreachable instruction crypto/algif_hash.o: warning: objtool: hash_sendpage()+0x5f: unreachable instruction net/rds/tcp_recv.o: warning: objtool: rds_tcp_cong_recv()+0x44: unreachable instruction net/rxrpc/key.o: warning: objtool: rxrpc_read()+0x1bb: unreachable instruction net/ipv4/ah4.o: warning: objtool: ah_output()+0x287: unreachable instruction net/ipv4/inet_diag.o: warning: objtool: inet_sk_diag_fill()+0x4f: unreachable instruction include/net/sock.h:1926:19: warning: 'sk' may be used uninitialized in this function [-Wuninitialized] net/rxrpc/peer_object.o: warning: objtool: rxrpc_init_peer()+0x53: unreachable instruction crypto/tcrypt.o: warning: objtool: sg_init_aead()+0x138: unreachable instruction net/netfilter/xt_SECMARK.o: warning: objtool: secmark_tg()+0x9: can't find jump dest instruction at .text+0x67 net/netfilter/xt_u32.o: warning: objtool: u32_match_it()+0x5d: unreachable instruction net/rxrpc/sendmsg.o: warning: objtool: rxrpc_send_data()+0x1c7: unreachable instruction net/rxrpc/recvmsg.o: warning: objtool: rxrpc_recvmsg_data.isra.5()+0x4fa: unreachable instruction fs/ocfs2/super.o: warning: objtool: ocfs2_dismount_volume()+0x99: unreachable instruction net/tipc/socket.c:1692:27: warning: 'copy' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify 0eba8697bce15dc06e2b5c4c66d672c37ca43be0^{commit} 0eba8697bce15dc06e2b5c4c66d672c37ca43be0 already have revision, skipping fetch # git checkout -q -f -B kisskb 0eba8697bce15dc06e2b5c4c66d672c37ca43be0 # git clean -qxdf # < git log -1 # commit 0eba8697bce15dc06e2b5c4c66d672c37ca43be0 # Merge: 211b100a5ced f061c1cc404a # Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org> # Date: Fri Sep 21 15:29:44 2018 +0200 # # Merge tag 'upstream-4.19-rc4' of git://git.infradead.org/linux-ubifs # # Richard writes: # "This pull request contains fixes for UBIFS: # - A wrong UBIFS assertion in mount code # - Fix for a NULL pointer deref in mount code # - Revert of a bad fix for xattrs" # # * tag 'upstream-4.19-rc4' of git://git.infradead.org/linux-ubifs: # Revert "ubifs: xattr: Don't operate on deleted inodes" # ubifs: drop false positive assertion # ubifs: Check for name being NULL while mounting # < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version # < git log --format=%s --max-count=1 0eba8697bce15dc06e2b5c4c66d672c37ca43be0 # < make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- randconfig KCONFIG_SEED=0x16D7834B # Added to kconfig CONFIG_STANDALONE=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_GCC_PLUGIN_CYC_COMPLEXITY=n # Added to kconfig CONFIG_GCC_PLUGIN_SANCOV=n # Added to kconfig CONFIG_GCC_PLUGIN_LATENT_ENTROPY=n # yes \n \| make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- kernel/dma/direct.o: warning: objtool: dma_direct_map_sg()+0x1b: unreachable instruction kernel/rcu/sync.o: warning: objtool: rcu_sync_func()+0xf: unreachable instruction kernel/dma/mapping.o: warning: objtool: dma_common_get_sgtable()+0x56: unreachable instruction kernel/dma/swiotlb.o: warning: objtool: swiotlb_tbl_map_single()+0xa2: unreachable instruction arch/x86/kernel/traps.o: warning: objtool: ist_begin_non_atomic()+0xb: unreachable instruction /kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl': /kisskb/src/kernel/printk/printk.c:185:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/nmi.o: warning: objtool: do_nmi.part.10()+0x79: unreachable instruction arch/x86/kernel/apic/vector.o: warning: objtool: arch_early_irq_init()+0x20: unreachable instruction /kisskb/src/arch/x86/kernel/apic/io_apic.c: In function 'mp_map_pin_to_irq': /kisskb/src/arch/x86/kernel/apic/io_apic.c:1034:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/arch/x86/xen/mmu.c: In function 'do_remap_pfn.isra.5': /kisskb/src/arch/x86/xen/mmu.c:156:12: warning: 'i' may be used uninitialized in this function [-Wuninitialized] arch/x86/xen/multicalls.o: warning: objtool: xen_mc_flush()+0xcb: unreachable instruction /kisskb/src/arch/x86/net/bpf_jit_comp.c: In function 'bpf_int_jit_compile': /kisskb/src/arch/x86/net/bpf_jit_comp.c:1178:19: warning: 'proglen' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/setup.o: warning: objtool: extend_brk()+0xf: unreachable instruction arch/x86/mm/fault.o: warning: objtool: vmalloc_fault()+0x124: unreachable instruction arch/x86/kernel/quirks.o: warning: objtool: force_hpet_resume()+0x28: unreachable instruction arch/x86/mm/physaddr.o: warning: objtool: __phys_addr()+0x1f: unreachable instruction security/keys/encrypted-keys/encrypted.o: warning: objtool: derived_key_encrypt.constprop.10()+0x12c: unreachable instruction crypto/api.o: warning: objtool: __crypto_alloc_tfm()+0x3d: unreachable instruction arch/x86/mm/init_64.o: warning: objtool: sync_global_pgds_l4()+0x45: unreachable instruction /kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap': /kisskb/src/arch/x86/kernel/e820.c:651:16: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized] arch/x86/kernel/alternative.o: warning: objtool: apply_paravirt()+0x37: unreachable instruction /kisskb/src/arch/x86/kernel/hw_breakpoint.c: In function 'hw_breakpoint_arch_parse': /kisskb/src/arch/x86/kernel/hw_breakpoint.c:366:18: warning: 'align' may be used uninitialized in this function [-Wuninitialized] kernel/exit.o: warning: objtool: forget_original_parent()+0x90: unreachable instruction fs/afs/callback.o: warning: objtool: afs_break_callbacks()+0x14: unreachable instruction crypto/asymmetric_keys/public_key.o: warning: objtool: public_key_verify_signature()+0x31: unreachable instruction arch/x86/kernel/e820.o: warning: objtool: e820__reallocate_tables()+0x25: unreachable instruction fs/afs/cell.o: warning: objtool: afs_manage_cells()+0x58: unreachable instruction /kisskb/src/ipc/shm.c: In function 'ksys_shmdt': /kisskb/src/ipc/shm.c:1686:59: warning: 'file' may be used uninitialized in this function [-Wuninitialized] kernel/sched/rt.o: warning: objtool: _pick_next_task_rt()+0x2d: unreachable instruction ipc/sem.o: warning: objtool: find_alloc_undo()+0x280: unreachable instruction block/bio.o: warning: objtool: bio_split()+0x14: unreachable instruction kernel/resource.o: warning: objtool: find_next_iomem_res()+0x1b: unreachable instruction kernel/irq/matrix.o: warning: objtool: irq_matrix_assign_system()+0x17: unreachable instruction /kisskb/src/drivers/char/tpm/tpm-sysfs.c: In function 'pubek_show': /kisskb/src/drivers/char/tpm/tpm-sysfs.c:56:5: warning: 'tpm_buf.data' may be used uninitialized in this function [-Wuninitialized] drivers/android/binder_alloc.o: warning: objtool: binder_insert_allocated_buffer_locked()+0x13: unreachable instruction kernel/power/suspend.o: warning: objtool: suspend_enter()+0xe7: unreachable instruction fs/configfs/dir.o: warning: objtool: configfs_rmdir()+0x6f: unreachable instruction fs/ceph/inode.o: warning: objtool: splice_dentry()+0x17: unreachable instruction kernel/cgroup/cgroup.o: warning: objtool: compare_css_sets()+0x78: unreachable instruction fs/ceph/dir.o: warning: objtool: ceph_readdir()+0x5fa: unreachable instruction fs/crypto/crypto.o: warning: objtool: fscrypt_do_page_crypto()+0x7a: unreachable instruction security/keys/keyring.o: warning: objtool: search_nested_keyrings()+0x2b: unreachable instruction kernel/params.o: warning: objtool: kernel_add_sysfs_param()+0x45: unreachable instruction mm/shmem.o: warning: objtool: shmem_writepage()+0x29: unreachable instruction kernel/trace/trace_syscalls.o: warning: objtool: ftrace_syscall_enter()+0x1aa: unreachable instruction drivers/android/binder.o: warning: objtool: binder_enqueue_work_ilocked()+0x7: unreachable instruction fs/btrfs/ctree.o: warning: objtool: insert_new_root()+0x2d: unreachable instruction block/elevator.o: warning: objtool: __elv_add_request()+0x1c2: unreachable instruction drivers/bcma/driver_chipcommon_pmu.o: warning: objtool: bcma_pmu_pll_clock()+0x24: unreachable instruction drivers/dma/dw/core.o: warning: objtool: dwc_free_chan_resources()+0x32: unreachable instruction mm/vmscan.o: warning: objtool: __remove_mapping()+0x2d: unreachable instruction arch/x86/xen/setup.o: warning: objtool: xen_del_extra_mem()+0x2d: unreachable instruction kernel/cred.o: warning: objtool: __put_cred()+0x8: unreachable instruction /kisskb/src/drivers/dma-buf/reservation.c: In function 'reservation_object_add_shared_replace': /kisskb/src/drivers/dma-buf/reservation.c:211:7: warning: 'i' may be used uninitialized in this function [-Wuninitialized] fs/ceph/locks.o: warning: objtool: ceph_lock_wait_for_completion()+0x23: unreachable instruction kernel/bpf/sockmap.o: warning: objtool: bpf_tcp_sendpage()+0x161: unreachable instruction block/blk-flush.o: warning: objtool: blk_flush_complete_seq()+0x23: unreachable instruction fs/ceph/file.o: warning: objtool: ceph_aio_complete_req()+0x36: unreachable instruction drivers/dma-buf/dma-buf.o: warning: objtool: dma_buf_vunmap()+0x1a: unreachable instruction drivers/dma-buf/dma-fence.o: warning: objtool: dma_fence_init()+0xe: unreachable instruction kernel/signal.o: warning: objtool: task_set_jobctl_pending()+0xb: unreachable instruction kernel/smpboot.o: warning: objtool: smpboot_thread_fn()+0x80: unreachable instruction drivers/base/regmap/regmap-irq.o: warning: objtool: regmap_irq_thread()+0x9a: unreachable instruction kernel/workqueue.o: warning: objtool: workqueue_init_early()+0x6e: unreachable instruction crypto/scatterwalk.o: warning: objtool: scatterwalk_ffwd()+0x50: unreachable instruction fs/btrfs/print-tree.o: warning: objtool: btrfs_print_tree()+0x16e: unreachable instruction mm/list_lru.o: warning: objtool: __list_lru_walk_one()+0xc9: unreachable instruction crypto/algapi.o: warning: objtool: crypto_unregister_template()+0x2b: unreachable instruction mm/percpu.o: warning: objtool: pcpu_setup_first_chunk()+0x2f: unreachable instruction /kisskb/src/fs/afs/dynroot.c: In function 'afs_lookup_atcell': /kisskb/src/fs/afs/dynroot.c:126:6: warning: 'len' may be used uninitialized in this function [-Wuninitialized] drivers/char/virtio_console.o: warning: objtool: free_buf()+0x2f: unreachable instruction /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] block/blk-core.o: warning: objtool: blk_dequeue_request()+0x12: unreachable instruction drivers/base/devres.o: warning: objtool: remove_nodes.isra.6()+0xa2: unreachable instruction fs/afs/flock.o: warning: objtool: afs_do_setlk()+0x131: unreachable instruction fs/afs/file.o: warning: objtool: afs_page_filler()+0x2c: unreachable instruction fs/ceph/addr.o: warning: objtool: ceph_set_page_dirty()+0x60: unreachable instruction fs/cifs/connect.o: warning: objtool: generic_ip_connect()+0xbf: unreachable instruction arch/x86/xen/suspend_pv.o: warning: objtool: xen_pv_pre_suspend()+0x1f5: unreachable instruction /kisskb/src/lib/raid6/recov_avx512.c:387:2: warning: #warning "your version of binutils lacks AVX512 support" [-Wcpp] fs/fscache/cache.o: warning: objtool: fscache_withdraw_cache()+0xb5: unreachable instruction kernel/kprobes.o: warning: objtool: reuse_unused_kprobe()+0x33: unreachable instruction drivers/hwspinlock/hwspinlock_core.o: warning: objtool: __hwspin_unlock()+0x13: unreachable instruction fs/ext4/bitmap.o: warning: objtool: ext4_inode_bitmap_csum_verify()+0x43: unreachable instruction mm/gup.o: warning: objtool: get_user_pages_locked()+0x3b: unreachable instruction fs/fscache/cookie.o: warning: objtool: __fscache_disable_cookie()+0x96: unreachable instruction net/8021q/vlan.o: warning: objtool: unregister_vlan_dev()+0x6a: unreachable instruction fs/f2fs/inode.o: warning: objtool: f2fs_inode_chksum()+0x13f: unreachable instruction block/blk-merge.o: warning: objtool: __blk_bios_map_sg()+0x1ac: unreachable instruction /kisskb/src/fs/gfs2/bmap.c: In function 'gfs2_iomap_get': /kisskb/src/fs/gfs2/bmap.c:926:18: warning: 'height' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/gfs2/bmap.c:921:7: warning: 'len' may be used uninitialized in this function [-Wuninitialized] lib/mpi/mpi-pow.o: warning: objtool: mpi_powm()+0x244: unreachable instruction kernel/module.o: warning: objtool: frob_ro_after_init()+0x10: unreachable instruction mm/mmap.o: warning: objtool: mm_drop_all_locks()+0x19: unreachable instruction fs/fscache/object.o: warning: objtool: fscache_look_up_object()+0x1d: unreachable instruction fs/fuse/dir.o: warning: objtool: fuse_set_nowrite()+0x24: unreachable instruction fs/ceph/caps.o: warning: objtool: __mark_caps_flushing()+0x34: unreachable instruction fs/fuse/dev.o: warning: objtool: fuse_copy_fill.part.17()+0x43: unreachable instruction arch/x86/xen/p2m.o: warning: objtool: xen_alloc_p2m_entry()+0x3e: unreachable instruction fs/gfs2/bmap.o: warning: objtool: gfs2_iomap_alloc.isra.16()+0x48: unreachable instruction fs/fscache/operation.o: warning: objtool: fscache_put_operation.part.6()+0xac: unreachable instruction fs/gfs2/dir.o: warning: objtool: dir_make_exhash()+0x70: unreachable instruction fs/ext4/extents_status.o: warning: objtool: __es_insert_extent()+0xf7: unreachable instruction fs/fuse/file.o: warning: objtool: fuse_writepage_in_flight()+0x2b: unreachable instruction drivers/hwtracing/intel_th/msu.o: warning: objtool: msc_buffer_win_alloc()+0x91: unreachable instruction fs/afs/rotate.o: warning: objtool: afs_select_fileserver()+0x46f: unreachable instruction fs/fscache/page.o: warning: objtool: __fscache_write_page()+0x29: unreachable instruction fs/afs/fsclient.o: warning: objtool: afs_deliver_fs_fetch_data()+0x11a: unreachable instruction mm/vmalloc.o: warning: objtool: vb_free()+0x17: unreachable instruction mm/memory.o: warning: objtool: vm_insert_pfn_prot()+0x29: unreachable instruction fs/ceph/mds_client.o: warning: objtool: remove_session_caps()+0xfa: unreachable instruction fs/ext4/fsync.o: warning: objtool: ext4_sync_file()+0x59: unreachable instruction drivers/infiniband/core/rw.o: warning: objtool: rdma_rw_ctx_destroy()+0x7d: unreachable instruction arch/x86/xen/enlighten_pv.o: warning: objtool: set_aliased_prot()+0x21: unreachable instruction fs/btrfs/file-item.o: warning: objtool: btrfs_csum_one_bio()+0x119: unreachable instruction fs/btrfs/extent-tree.o: warning: objtool: remove_extent_data_ref()+0xf6: unreachable instruction mm/mmu_notifier.o: warning: objtool: mmu_notifier_unregister()+0x13: unreachable instruction fs/ext4/ialloc.o: warning: objtool: __ext4_new_inode()+0x88b: unreachable instruction fs/fuse/inode.o: warning: objtool: fuse_destroy_inode()+0x19: unreachable instruction drivers/memstick/core/ms_block.o: warning: objtool: msb_sg_copy()+0x131: unreachable instruction fs/ext4/mmp.o: warning: objtool: ext4_mmp_csum()+0x1f: unreachable instruction lib/scatterlist.o: warning: objtool: sg_init_one()+0x25: unreachable instruction fs/ext4/indirect.o: warning: objtool: ext4_ind_map_blocks()+0xd1: unreachable instruction /kisskb/src/drivers/mfd/arizona-core.c: In function 'arizona_dev_init': /kisskb/src/drivers/mfd/arizona-core.c:1422:6: warning: 'n_subdevs' may be used uninitialized in this function [-Wuninitialized] fs/afs/rxrpc.o: warning: objtool: afs_put_call()+0xc9: unreachable instruction /kisskb/src/drivers/i2c/i2c-core-base.c: In function 'i2c_generic_scl_recovery': /kisskb/src/drivers/i2c/i2c-core-base.c:235:5: warning: 'ret' may be used uninitialized in this function [-Wuninitialized] mm/swapfile.o: warning: objtool: swap_count_continued()+0x35: unreachable instruction fs/ext4/inline.o: warning: objtool: ext4_write_inline_data()+0x2f: unreachable instruction fs/f2fs/checkpoint.o: warning: objtool: get_checkpoint_version()+0x121: unreachable instruction fs/afs/server.o: warning: objtool: afs_manage_servers()+0x54: unreachable instruction drivers/mtd/chips/cfi_util.o: warning: objtool: cfi_merge_status()+0x32: unreachable instruction fs/jbd2/transaction.o: warning: objtool: jbd2_journal_file_inode()+0xcb: unreachable instruction fs/ext4/move_extent.o: warning: objtool: mext_page_mkuptodate()+0x40: unreachable instruction fs/ext4/extents.o: warning: objtool: ext4_extent_block_csum()+0x26: unreachable instruction fs/gfs2/lops.o: warning: objtool: gfs2_unpin()+0x1e: unreachable instruction drivers/misc/ad525x_dpot.o: warning: objtool: dpot_write_spi()+0x8c: unreachable instruction mm/migrate.o: warning: objtool: buffer_migrate_page()+0x3c: unreachable instruction fs/ext4/page-io.o: warning: objtool: ext4_finish_bio()+0x6e: unreachable instruction drivers/memstick/core/mspro_block.o: warning: objtool: h_mspro_block_transfer_data()+0x161: unreachable instruction fs/gfs2/meta_io.o: warning: objtool: gfs2_aspace_writepage()+0x51: unreachable instruction fs/jbd2/commit.o: warning: objtool: jbd2_block_tag_csum_set()+0xa8: unreachable instruction fs/gfs2/aops.o: warning: objtool: gfs2_invalidatepage()+0x42: unreachable instruction fs/gfs2/glock.o: warning: objtool: __gfs2_glock_put()+0x5c: unreachable instruction mm/slab.o: warning: objtool: cache_free_debugcheck()+0x46: unreachable instruction fs/jbd2/recovery.o: warning: objtool: jbd2_commit_block_csum_verify()+0x37: unreachable instruction arch/x86/xen/mmu_pv.o: warning: objtool: xen_exchange_memory()+0x61: unreachable instruction lib/kfifo.o: warning: objtool: setup_sgl_buf.part.3()+0x125: unreachable instruction /kisskb/src/lib/rhashtable.c: In function 'rhashtable_rehash_one': /kisskb/src/lib/rhashtable.c:264:2: warning: 'next' may be used uninitialized in this function [-Wuninitialized] drivers/media/common/videobuf2/videobuf2-vmalloc.o: warning: objtool: vb2_vmalloc_dmabuf_ops_map()+0x6e: unreachable instruction drivers/platform/chrome/cros_ec_proto.o: warning: objtool: prepare_packet()+0xc: unreachable instruction fs/ext4/resize.o: warning: objtool: ext4_alloc_group_tables()+0x34: unreachable instruction drivers/media/common/videobuf2/videobuf2-dma-contig.o: warning: objtool: vb2_dc_put_userptr()+0x4e: unreachable instruction fs/cifs/smb2ops.o: warning: objtool: init_sg()+0x1b4: unreachable instruction net/ceph/messenger.o: warning: objtool: ceph_msg_data_pages_cursor_init()+0xc: unreachable instruction crypto/rsa-pkcs1pad.o: warning: objtool: pkcs1pad_sg_set_buf()+0x35: unreachable instruction fs/jbd2/checkpoint.o: warning: objtool: __jbd2_journal_insert_checkpoint()+0x20: unreachable instruction fs/ext4/namei.o: warning: objtool: ext4_dx_csum()+0xa1: unreachable instruction fs/f2fs/super.o: warning: objtool: f2fs_fill_super()+0x125: unreachable instruction fs/f2fs/node.o: warning: objtool: f2fs_truncate_inode_blocks()+0x223: unreachable instruction net/core/sock.o: warning: objtool: sk_alloc_sg()+0xf6: unreachable instruction fs/ext4/mballoc.o: warning: objtool: ext4_mb_get_buddy_page_lock()+0x73: unreachable instruction fs/ext4/inode.o: warning: objtool: ext4_inode_csum()+0x1a8: unreachable instruction drivers/platform/chrome/cros_ec_i2c.o: warning: objtool: cros_ec_pkt_xfer_i2c()+0x43: unreachable instruction fs/jbd2/revoke.o: warning: objtool: jbd2_journal_init_revoke()+0x15: unreachable instruction block/deadline-iosched.o: warning: objtool: deadline_exit_queue()+0x13: unreachable instruction /kisskb/src/net/core/gen_stats.c: In function '__gnet_stats_copy_basic': /kisskb/src/net/core/gen_stats.c:161:19: warning: 'seq' may be used uninitialized in this function [-Wuninitialized] fs/gfs2/quota.o: warning: objtool: gfs2_write_buf_to_page()+0x74: unreachable instruction fs/btrfs/transaction.o: warning: objtool: create_pending_snapshot()+0x71: unreachable instruction fs/ext4/xattr.o: warning: objtool: ext4_xattr_block_csum()+0xf2: unreachable instruction fs/jfs/jfs_imap.o: warning: objtool: diFree()+0x499: unreachable instruction fs/jfs/jfs_xtree.o: warning: objtool: xtTruncate()+0x45: unreachable instruction block/blk-cgroup.o: warning: objtool: blkcg_print_stat()+0x74: unreachable instruction fs/gfs2/trans.o: warning: objtool: gfs2_trans_begin()+0x27: unreachable instruction fs/ocfs2/dlmfs/userdlm.o: warning: objtool: user_unlock_ast()+0xa7: unreachable instruction fs/afs/write.o: warning: objtool: afs_write_back_from_locked_page()+0x39: unreachable instruction mm/memcontrol.o: warning: objtool: mem_cgroup_reset()+0x68: unreachable instruction fs/ntfs/collate.o: warning: objtool: ntfs_collate()+0x18: can't find jump dest instruction at .text+0xb5 drivers/remoteproc/remoteproc_core.o: warning: objtool: rproc_handle_carveout()+0x76: unreachable instruction fs/ntfs/aops.o: warning: objtool: ntfs_bmap()+0x75: unreachable instruction net/core/skbuff.o: warning: objtool: skb_pull_rcsum()+0x14: unreachable instruction block/blk-throttle.o: warning: objtool: tg_dispatch_one_bio()+0x118: unreachable instruction fs/ntfs/attrib.o: warning: objtool: ntfs_attr_find_in_attrdef()+0xe: unreachable instruction fs/gfs2/rgrp.o: warning: objtool: rs_insert()+0x91: unreachable instruction fs/btrfs/file.o: warning: objtool: __btrfs_drop_extents()+0x221: unreachable instruction fs/sysfs/file.o: warning: objtool: sysfs_kf_seq_show()+0x34: unreachable instruction block/cfq-iosched.o: warning: objtool: cfq_should_idle()+0x34: unreachable instruction fs/btrfs/ordered-data.o: warning: objtool: __btrfs_add_ordered_extent()+0x2e7: unreachable instruction fs/ocfs2/dlmfs/dlmfs.o: warning: objtool: dlmfs_get_inode()+0x8b: unreachable instruction fs/ocfs2/cluster/heartbeat.o: warning: objtool: o2hb_register_callback()+0x17: unreachable instruction net/dccp/input.o: warning: objtool: dccp_enqueue_skb()+0x2f: unreachable instruction block/blk-integrity.o: warning: objtool: blk_rq_map_integrity_sg()+0x140: unreachable instruction /kisskb/src/fs/proc/inode.c: In function 'proc_reg_open': /kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/fs/proc/inode.c:341:21: note: 'pdeo' was declared here drivers/virtio/virtio.o: warning: objtool: virtio_dev_probe()+0x58: unreachable instruction drivers/staging/android/ion/ion.o: warning: objtool: ion_map_dma_buf()+0x42: unreachable instruction fs/jbd2/journal.o: warning: objtool: get_slab()+0x1e: unreachable instruction net/core/flow_dissector.o: warning: objtool: skb_flow_dissector_init()+0x22: unreachable instruction fs/btrfs/locking.o: warning: objtool: btrfs_clear_lock_blocking_rw()+0x36: unreachable instruction drivers/infiniband/core/umem.o: warning: objtool: ib_umem_get()+0x296: unreachable instruction fs/ntfs/compress.o: warning: objtool: ntfs_read_compressed_block()+0x95: unreachable instruction drivers/mtd/nand/raw/nand_bbt.o: warning: objtool: verify_bbt_descr()+0x28: unreachable instruction fs/overlayfs/namei.o: warning: objtool: ovl_path_next()+0x17: unreachable instruction drivers/virtio/virtio_ring.o: warning: objtool: vring_map_one_sg.part.13()+0x21: unreachable instruction net/ceph/mon_client.o: warning: objtool: __send_subscribe()+0x46: unreachable instruction fs/quota/dquot.o: warning: objtool: dqput()+0x2f: unreachable instruction drivers/infiniband/core/iwcm.o: warning: objtool: iwcm_deref_id()+0x13: unreachable instruction fs/ocfs2/aops.o: warning: objtool: ocfs2_populate_write_desc()+0xe6: unreachable instruction fs/btrfs/extent_io.o: warning: objtool: end_bio_extent_buffer_writepage()+0x16: unreachable instruction /kisskb/src/drivers/iio/proximity/isl29501.c: In function 'isl29501_register_write': /kisskb/src/drivers/iio/proximity/isl29501.c:253:34: warning: 'msb' may be used uninitialized in this function [-Wuninitialized] fs/proc/array.o: warning: objtool: proc_task_name()+0x4e: unreachable instruction fs/btrfs/inode.o: warning: objtool: __btrfs_del_delalloc_inode()+0x79: unreachable instruction fs/jfs/jfs_metapage.o: warning: objtool: metapage_invalidatepage()+0xe: unreachable instruction drivers/staging/android/ion/ion_heap.o: warning: objtool: ion_heap_map_kernel()+0xb5: unreachable instruction drivers/staging/android/ion/ion_system_heap.o: warning: objtool: ion_system_contig_heap_allocate()+0xe1: unreachable instruction drivers/mtd/nand/raw/nand_base.o: warning: objtool: nand_fill_oob()+0x69: unreachable instruction fs/ntfs/dir.o: warning: objtool: ntfs_lookup_inode_by_name()+0x41: unreachable instruction drivers/xen/events/events_base.o: warning: objtool: pirq_from_irq()+0xd: unreachable instruction drivers/tty/serial/8250/8250_core.o: warning: objtool: serial_unlink_irq_chain()+0x44: unreachable instruction crypto/testmgr.o: warning: objtool: test_akcipher_one()+0x18b: unreachable instruction drivers/staging/android/ion/ion_page_pool.o: warning: objtool: ion_page_pool_remove()+0xc: unreachable instruction drivers/staging/android/ion/ion_carveout_heap.o: warning: objtool: ion_carveout_heap_allocate()+0x81: unreachable instruction fs/jfs/jfs_logmgr.o: warning: objtool: lbmIODone()+0x157: unreachable instruction fs/ocfs2/cluster/quorum.o: warning: objtool: o2quo_set_hold.constprop.4()+0x14: unreachable instruction drivers/staging/android/ion/ion_chunk_heap.o: warning: objtool: ion_chunk_heap_allocate()+0xd9: unreachable instruction fs/jfs/jfs_txnmgr.o: warning: objtool: LogSyncRelease()+0x19: unreachable instruction fs/ocfs2/buffer_head_io.o: warning: objtool: ocfs2_write_block()+0x9b: unreachable instruction /kisskb/src/net/core/dev.c: In function 'validate_xmit_skb_list': /kisskb/src/net/core/dev.c:3343:15: warning: 'tail' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/alloc.o: warning: objtool: ocfs2_dinode_insert_check()+0x25: unreachable instruction fs/ntfs/index.o: warning: objtool: ntfs_index_lookup()+0x44: unreachable instruction fs/btrfs/ioctl.o: warning: objtool: create_subvol()+0x424: unreachable instruction fs/ntfs/file.o: warning: objtool: ntfs_attr_extend_initialized()+0x31: unreachable instruction fs/exec.o: warning: objtool: de_thread()+0x1e7: unreachable instruction fs/ocfs2/dcache.o: warning: objtool: ocfs2_dentry_attach_lock()+0x154: unreachable instruction fs/btrfs/volumes.o: warning: objtool: __btrfs_alloc_chunk()+0x37: unreachable instruction drivers/tty/serial/8250/8250_dma.o: warning: objtool: serial8250_request_dma()+0x1ec: unreachable instruction fs/ext4/super.o: warning: objtool: ext4_group_desc_csum()+0x111: unreachable instruction net/core/rtnetlink.o: warning: objtool: rtnl_unregister()+0xf: unreachable instruction drivers/uwb/est.o: warning: objtool: uwb_est_get_size.isra.0()+0x3b: unreachable instruction net/l2tp/l2tp_core.o: warning: objtool: l2tp_session_queue_purge()+0xe: unreachable instruction net/core/dev.o: warning: objtool: rollback_registered_many()+0x23: unreachable instruction lib/assoc_array.o: warning: objtool: assoc_array_destroy_subtree()+0x38: unreachable instruction fs/inode.o: warning: objtool: clear_inode()+0x22: unreachable instruction net/ceph/osd_client.o: warning: objtool: insert_request()+0x17: unreachable instruction fs/ocfs2/cluster/tcp.o: warning: objtool: o2net_set_nn_state()+0x37: unreachable instruction drivers/uwb/lc-dev.o: warning: objtool: uwb_dev_add()+0x18: unreachable instruction fs/dcache.o: warning: objtool: d_instantiate_new()+0x16: unreachable instruction fs/namei.o: warning: objtool: follow_down()+0x21: unreachable instruction fs/ntfs/inode.o: warning: objtool: ntfs_init_locked_inode()+0x4d: unreachable instruction fs/seq_file.o: warning: objtool: seq_dentry()+0x1c: unreachable instruction /kisskb/src/drivers/input/touchscreen/hideep.c: In function 'hideep_update_firmware': /kisskb/src/drivers/input/touchscreen/hideep.c:646:16: warning: 'error' may be used uninitialized in this function [-Wuninitialized] lib/genalloc.o: warning: objtool: gen_pool_free()+0x6b: unreachable instruction fs/file.o: warning: objtool: __fd_install()+0xd5: unreachable instruction drivers/mtd/mtdconcat.o: warning: objtool: concat_erase()+0x11d: unreachable instruction lib/syscall.o: warning: objtool: collect_syscall()+0xf2: unreachable instruction fs/ntfs/mft.o: warning: objtool: ntfs_mft_bitmap_extend_allocation_nolock()+0x508: unreachable instruction net/ceph/osdmap.o: warning: objtool: raw_to_up_osds()+0xb: unreachable instruction fs/udf/truncate.o: warning: objtool: udf_truncate_extents()+0x3b: unreachable instruction drivers/xen/grant-table.o: warning: objtool: gnttab_map()+0x23: unreachable instruction /kisskb/src/drivers/mtd/ubi/eba.c: In function 'try_write_vid_and_data': /kisskb/src/drivers/mtd/ubi/eba.c:1001:7: warning: 'opnum' may be used uninitialized in this function [-Wuninitialized] net/dccp/ccids/ccid3.o: warning: objtool: ccid3_first_li()+0x12: unreachable instruction drivers/tty/serial/fsl_lpuart.o: warning: objtool: lpuart_resume()+0x1ae: unreachable instruction net/core/filter.o: warning: objtool: bpf_msg_pull_data()+0x215: unreachable instruction /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] fs/ocfs2/dir.o: warning: objtool: ocfs2_delete_entry_dx()+0x65: unreachable instruction drivers/target/iscsi/iscsi_target.o: warning: objtool: iscsit_do_crypto_hash_buf()+0x8b: unreachable instruction fs/btrfs/compression.o: warning: objtool: btrfs_submit_compressed_write()+0x17d: unreachable instruction fs/mpage.o: warning: objtool: __mpage_writepage()+0x86: unreachable instruction net/dccp/ccids/lib/tfrc_equation.o: warning: objtool: tfrc_calc_x()+0x13: unreachable instruction fs/block_dev.o: warning: objtool: blkdev_get()+0xa0: unreachable instruction fs/btrfs/delayed-ref.o: warning: objtool: insert_delayed_ref()+0x145: unreachable instruction drivers/xen/mem-reservation.o: warning: objtool: __xenmem_reservation_va_mapping_update()+0x40: unreachable instruction drivers/video/fbdev/ocfb.o: warning: objtool: ocfb_probe()+0x156: unreachable instruction fs/ocfs2/dlmglue.o: warning: objtool: ocfs2_ci_checkpointed()+0x51: unreachable instruction fs/ntfs/runlist.o: warning: objtool: ntfs_runlists_merge()+0x314: unreachable instruction /kisskb/src/net/ncsi/ncsi-manage.c: In function 'set_one_vid': /kisskb/src/net/ncsi/ncsi-manage.c:625:19: warning: 'vid' may be used uninitialized in this function [-Wuninitialized] fs/ocfs2/extent_map.o: warning: objtool: ocfs2_read_virt_blocks()+0xe9: unreachable instruction lib/kobject.o: warning: objtool: create_dir()+0x8d: unreachable instruction net/netfilter/ipset/ip_set_core.o: warning: objtool: ip_set_name_byindex()+0x12c: unreachable instruction fs/btrfs/delayed-inode.o: warning: objtool: __btrfs_remove_delayed_item()+0x24: unreachable instruction fs/direct-io.o: warning: objtool: do_direct_IO()+0x1d9: unreachable instruction fs/buffer.o: warning: objtool: cont_expand_zero()+0x11d: unreachable instruction net/ceph/crypto.o: warning: objtool: setup_sgtable()+0x117: unreachable instruction lib/plist.o: warning: objtool: plist_requeue()+0x1d: unreachable instruction fs/aio.o: warning: objtool: aio_migratepage()+0xa5: unreachable instruction fs/ntfs/bitmap.o: warning: objtool: __ntfs_bitmap_set_bits_in_run()+0x28: unreachable instruction crypto/gcm.o: warning: objtool: crypto_rfc4106_crypt()+0x15a: unreachable instruction fs/btrfs/backref.o: warning: objtool: add_missing_keys()+0x30: unreachable instruction fs/btrfs/scrub.o: warning: objtool: scrub_setup_recheck_block()+0x152: unreachable instruction fs/btrfs/relocation.o: warning: objtool: create_reloc_root()+0x3c: unreachable instruction /kisskb/src/lib/string.c: In function 'strlcat': /kisskb/src/lib/string.c:478:8: sorry, unimplemented: inlining failed in call to 'strlen': redefined extern inline functions are not considered for inlining /kisskb/src/lib/string.c:297:9: sorry, unimplemented: called from here /kisskb/src/lib/string.c:478:8: sorry, unimplemented: inlining failed in call to 'strlen': redefined extern inline functions are not considered for inlining /kisskb/src/lib/string.c:298:9: sorry, unimplemented: called from here make[2]: * [/kisskb/src/scripts/Makefile.build:305: lib/string.o] Error 1 make[2]: * Waiting for unfinished jobs.... fs/iomap.o: warning: objtool: iomap_read_inline_data.isra.26()+0x27: unreachable instruction lib/radix-tree.o: warning: objtool: radix_tree_tag_set()+0x30: unreachable instruction fs/ntfs/lcnalloc.o: warning: objtool: ntfs_cluster_alloc()+0x36: unreachable instruction drivers/target/target_core_sbc.o: warning: objtool: compare_and_write_callback()+0x10a: unreachable instruction crypto/chacha20poly1305.o: warning: objtool: poly_tail()+0x59: unreachable instruction fs/ntfs/logfile.o: warning: objtool: ntfs_check_and_load_restart_page()+0x5b: unreachable instruction drivers/xen/swiotlb-xen.o: warning: objtool: xen_swiotlb_map_sg_attrs()+0x2b: unreachable instruction net/netlink/genetlink.o: warning: objtool: genl_validate_assign_mc_groups()+0x68: unreachable instruction fs/ocfs2/inode.o: warning: objtool: ocfs2_clear_inode()+0x10b: unreachable instruction drivers/target/target_core_rd.o: warning: objtool: rd_allocate_sgl_table.isra.8()+0xf1: unreachable instruction fs/btrfs/qgroup.o: warning: objtool: btrfs_qgroup_trace_subtree()+0x25: unreachable instruction fs/ntfs/super.o: warning: objtool: check_mft_mirror()+0x2d: unreachable instruction fs/ocfs2/reservations.o: warning: objtool: ocfs2_resv_insert()+0x20: unreachable instruction drivers/target/target_core_transport.o: warning: objtool: transport_kmap_data_sg()+0x23: unreachable instruction fs/ocfs2/journal.o: warning: objtool: __ocfs2_journal_access()+0x3c: unreachable instruction fs/btrfs/raid56.o: warning: objtool: finish_rmw()+0x54: unreachable instruction fs/ocfs2/move_extents.o: warning: objtool: ocfs2_move_extent()+0xb7: unreachable instruction fs/ocfs2/file.o: warning: objtool: ocfs2_write_zero_page()+0x2d: unreachable instruction fs/ocfs2/sysfile.o: warning: objtool: get_local_system_inode()+0x1b: unreachable instruction net/rxrpc/call_accept.o: warning: objtool: rxrpc_alloc_incoming_call()+0x52: unreachable instruction make[1]: * [/kisskb/src/Makefile:1050: lib] Error 2 make[1]: * Waiting for unfinished jobs.... fs/ocfs2/slot_map.o: warning: objtool: ocfs2_map_slot_buffers()+0x90: unreachable instruction net/openvswitch/datapath.o: warning: objtool: ovs_flow_cmd_new()+0x2dc: unreachable instruction fs/btrfs/send.o: warning: objtool: read_symlink()+0xac: unreachable instruction fs/btrfs/check-integrity.o: warning: objtool: btrfsic_block_link_hashtable_lookup()+0x31: unreachable instruction net/ipv6/netfilter/ip6t_rt.o: warning: objtool: rt_mt6()+0x215: unreachable instruction fs/ocfs2/stackglue.o: warning: objtool: ocfs2_stack_driver_put()+0x1b: unreachable instruction net/smc/smc_ib.o: warning: objtool: smc_ib_buf_map_sg()+0x3a: unreachable instruction fs/ocfs2/uptodate.o: warning: objtool: ocfs2_remove_metadata_array()+0x18: unreachable instruction net/ipv4/ip_output.o: warning: objtool: ip_do_fragment()+0x23b: unreachable instruction net/sctp/sm_sideeffect.o: warning: objtool: sctp_cmd_interpreter.isra.24()+0x81: unreachable instruction net/rds/info.o: warning: objtool: rds_info_deregister_func()+0x13: unreachable instruction net/tls/tls_sw.o: warning: objtool: zerocopy_from_iter()+0xb4: unreachable instruction fs/ocfs2/namei.o: warning: objtool: ocfs2_rename()+0x288: unreachable instruction net/rds/message.o: warning: objtool: rds_message_zcopy_from_user()+0xb0: unreachable instruction net/ipv4/inet_connection_sock.o: warning: objtool: inet_child_forget()+0x8e: unreachable instruction fs/ocfs2/suballoc.o: warning: objtool: ocfs2_relink_block_group()+0x4d: unreachable instruction net/ipv4/tcp_fastopen.o: warning: objtool: tcp_fastopen_add_skb()+0xd3: unreachable instruction net/rxrpc/call_object.o: warning: objtool: rxrpc_prepare_call_for_retry()+0xbd: unreachable instruction net/ipv6/ip6_fib.o: warning: objtool: fib6_add_rt2node()+0x3d8: unreachable instruction net/rxrpc/conn_client.o: warning: objtool: rxrpc_cull_active_client_conns()+0x70: unreachable instruction net/rxrpc/af_rxrpc.o: warning: objtool: af_rxrpc_exit()+0x47: unreachable instruction net/ipv6/ip6_output.o: warning: objtool: ip6_fragment()+0x2b0: unreachable instruction net/smc/smc_core.o: warning: objtool: smcr_new_buf_create()+0xd2: unreachable instruction net/sctp/sm_statefuns.o: warning: objtool: sctp_sf_eat_data_fast_4_4()+0x131: unreachable instruction net/ipv4/tcp_output.o: warning: objtool: tcp_tso_should_defer()+0x69: unreachable instruction fs/ocfs2/refcounttree.o: warning: objtool: ocfs2_create_refcount_tree()+0x3e: unreachable instruction net/ipv6/addrconf.o: warning: objtool: snmp6_fill_stats()+0x37: unreachable instruction net/phonet/pep.o: warning: objtool: pipe_handler_do_rcv()+0x6c: unreachable instruction net/rds/send.o: warning: objtool: rds_send_sndbuf_remove()+0x11: unreachable instruction crypto/drbg.o: warning: objtool: drbg_kcapi_sym_ctr()+0x8b: unreachable instruction net/rxrpc/conn_object.o: warning: objtool: rxrpc_kill_connection()+0x29: unreachable instruction crypto/af_alg.o: warning: objtool: af_alg_pull_tsgl()+0x6a: unreachable instruction net/xfrm/xfrm_policy.o: warning: objtool: xfrm_create_dummy_bundle()+0x58: unreachable instruction net/unix/garbage.o: warning: objtool: unix_inflight()+0x4a: unreachable instruction net/ipv4/tcp.o: warning: objtool: tcp_md5_hash_skb_data()+0x7a: unreachable instruction net/rds/page.o: warning: objtool: rds_page_remainder_alloc()+0xea: unreachable instruction net/openvswitch/flow_table.o: warning: objtool: ovs_flow_tbl_remove()+0x8d: unreachable instruction crypto/ccm.o: warning: objtool: crypto_ccm_init_crypt()+0xde: unreachable instruction net/ipv4/tcp_input.o: warning: objtool: tcp_tso_acked()+0x14: unreachable instruction net/rds/rdma.o: warning: objtool: __rds_rdma_map()+0x164: unreachable instruction net/ipv4/ping.o: warning: objtool: ping_getfrag()+0x1e: unreachable instruction fs/ocfs2/xattr.o: warning: objtool: ocfs2_xattr_bucket_copy_data()+0x1b: unreachable instruction net/rxrpc/local_object.o: warning: objtool: rxrpc_local_destroyer()+0x66: unreachable instruction crypto/algif_hash.o: warning: objtool: hash_sendpage()+0x5f: unreachable instruction net/rds/tcp_recv.o: warning: objtool: rds_tcp_cong_recv()+0x44: unreachable instruction net/rxrpc/key.o: warning: objtool: rxrpc_read()+0x1bb: unreachable instruction net/ipv4/ah4.o: warning: objtool: ah_output()+0x287: unreachable instruction net/ipv4/inet_diag.o: warning: objtool: inet_sk_diag_fill()+0x4f: unreachable instruction /kisskb/src/net/sctp/output.c: In function 'sctp_packet_config': /kisskb/src/include/net/sock.h:1926:19: warning: 'sk' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/net/sctp/output.c:94:15: note: 'sk' was declared here net/rxrpc/peer_object.o: warning: objtool: rxrpc_init_peer()+0x53: unreachable instruction crypto/tcrypt.o: warning: objtool: sg_init_aead()+0x138: unreachable instruction net/netfilter/xt_SECMARK.o: warning: objtool: secmark_tg()+0x9: can't find jump dest instruction at .text+0x67 net/netfilter/xt_u32.o: warning: objtool: u32_match_it()+0x5d: unreachable instruction net/rxrpc/sendmsg.o: warning: objtool: rxrpc_send_data()+0x1c7: unreachable instruction net/rxrpc/recvmsg.o: warning: objtool: rxrpc_recvmsg_data.isra.5()+0x4fa: unreachable instruction fs/ocfs2/super.o: warning: objtool: ocfs2_dismount_volume()+0x99: unreachable instruction /kisskb/src/net/tipc/socket.c: In function 'tipc_recvmsg': /kisskb/src/net/tipc/socket.c:1692:27: warning: 'copy' may be used uninitialized in this function [-Wuninitialized] make: *** [Makefile:146: sub-make] Error 2 Command 'make -s -j 120 ARCH=x86_64 O=/kisskb/build/linus-rand_x86_64-randconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/linus-rand_x86_64-randconfig_x86_64 # Build took: 0:00:34.328800

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