tree: https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git dev head: fcdf3c34b7abdcbb49690c94c7fa6ce224dc9749 commit: a6c75eaf11032f4a3d2b3ce2265a194ac6e4a7f0 [13/28] ext4: add mballoc stats proc file config: um-randconfig-r022-20210412 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a6c75eaf11032f4a3d2b3ce2265a194ac6e4a7f0 git remote add ext4 https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git git fetch --no-tags ext4 dev git checkout a6c75eaf11032f4a3d2b3ce2265a194ac6e4a7f0 # save the attached .config to linux build tree make W=1 ARCH=um If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): /usr/bin/ld: kernel/fork.o: in function `mm_init': fork.c:(.text+0x1294): undefined reference to `atomic64_set_386' /usr/bin/ld: kernel/sched/fair.o: in function `update_curr': fair.c:(.text+0xb8a): undefined reference to `atomic64_add_386' /usr/bin/ld: kernel/futex.o: in function `get_futex_key': futex.c:(.text+0x2900): undefined reference to `atomic64_read_386' /usr/bin/ld: futex.c:(.text+0x2a04): undefined reference to `atomic64_add_return_386' /usr/bin/ld: futex.c:(.text+0x2a5d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: mm/debug.o: in function `dump_mm': debug.c:(.text+0x542): undefined reference to `atomic64_read_386' /usr/bin/ld: mm/z3fold.o: in function `z3fold_zpool_total_size': z3fold.c:(.text+0x3c): undefined reference to `atomic64_read_386' /usr/bin/ld: mm/z3fold.o: in function `z3fold_zpool_create': z3fold.c:(.text+0x36b): undefined reference to `atomic64_set_386' /usr/bin/ld: mm/z3fold.o: in function `z3fold_page_putback': z3fold.c:(.text+0xd15): undefined reference to `atomic64_dec_386' /usr/bin/ld: mm/z3fold.o: in function `z3fold_reclaim_page.constprop.0': z3fold.c:(.text+0x108b): undefined reference to `atomic64_dec_386' /usr/bin/ld: z3fold.c:(.text+0x1150): undefined reference to `atomic64_dec_386' /usr/bin/ld: z3fold.c:(.text+0x157c): undefined reference to `atomic64_dec_386' /usr/bin/ld: mm/z3fold.o: in function `z3fold_alloc': z3fold.c:(.text+0x1dd2): undefined reference to `atomic64_inc_386' /usr/bin/ld: z3fold.c:(.text+0x2270): undefined reference to `atomic64_dec_386' /usr/bin/ld: mm/z3fold.o: in function `do_compact_page': z3fold.c:(.text+0x250f): undefined reference to `atomic64_dec_386' /usr/bin/ld: z3fold.c:(.text+0x2f7a): undefined reference to `atomic64_dec_386' /usr/bin/ld: mm/z3fold.o: in function `z3fold_free': z3fold.c:(.text+0x3416): undefined reference to `atomic64_dec_386' /usr/bin/ld: z3fold.c:(.text+0x3574): undefined reference to `atomic64_dec_386' /usr/bin/ld: fs/inode.o: in function `inode_init_always': inode.c:(.text+0x5ae): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/inode.o: in function `generic_update_time': inode.c:(.text+0x34d2): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x3513): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/inode.o: in function `file_update_time': inode.c:(.text+0x43e1): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/namespace.o: in function `alloc_mnt_ns': namespace.c:(.text+0x1700): undefined reference to `atomic64_add_return_386' /usr/bin/ld: fs/io_uring.o: in function `io_sqe_buffers_unregister.part.0': io_uring.c:(.text+0x2bfb): undefined reference to `atomic64_sub_386' /usr/bin/ld: fs/io_uring.o: in function `io_sqe_buffers_register': io_uring.c:(.text+0x6e4c): undefined reference to `atomic64_add_386' /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_mb_generate_buddy': mballoc.c:(.text+0x2839): undefined reference to `atomic64_add_386' /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_mb_mark_diskspace_used': mballoc.c:(.text+0x8b81): undefined reference to `atomic64_sub_386' /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_mb_regular_allocator': >> mballoc.c:(.text+0x99c4): undefined reference to `atomic64_inc_386' >> /usr/bin/ld: mballoc.c:(.text+0x9d12): undefined reference to `atomic64_inc_386' /usr/bin/ld: mballoc.c:(.text+0xa371): undefined reference to `atomic64_inc_386' /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_seq_mb_stats_show': mballoc.c:(.text+0xa58b): undefined reference to `atomic64_read_386' >> /usr/bin/ld: mballoc.c:(.text+0xa5af): undefined reference to `atomic64_read_386' /usr/bin/ld: mballoc.c:(.text+0xa5d3): undefined reference to `atomic64_read_386' /usr/bin/ld: mballoc.c:(.text+0xa608): undefined reference to `atomic64_read_386' /usr/bin/ld: mballoc.c:(.text+0xa62c): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/mballoc.o:mballoc.c:(.text+0xa650): more undefined references to `atomic64_read_386' follow /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_mb_mark_bb': mballoc.c:(.text+0xc558): undefined reference to `atomic64_sub_386' /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_free_blocks': mballoc.c:(.text+0xead0): undefined reference to `atomic64_add_386' /usr/bin/ld: fs/ext4/mballoc.o: in function `ext4_group_add_blocks': mballoc.c:(.text+0xfb01): undefined reference to `atomic64_add_386' /usr/bin/ld: fs/ext4/super.o: in function `ext4_statfs': super.c:(.text+0x6511): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/ext4/super.o: in function `ext4_alloc_inode': super.c:(.text+0x6bfc): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext4/super.o: in function `ext4_fill_super': super.c:(.text+0x16808): undefined reference to `atomic64_set_386' /usr/bin/ld: super.c:(.text+0x16ed8): undefined reference to `atomic64_add_386' /usr/bin/ld: fs/ext4/sysfs.o: in function `ext4_attr_store': sysfs.c:(.text+0x127): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/ext4/sysfs.o: in function `ext4_attr_show': sysfs.c:(.text+0x4d0): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/fat/inode.o: in function `fat_fill_inode': inode.c:(.text+0x1d0d): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x1d44): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fat/inode.o: in function `fat_build_inode': inode.c:(.text+0x221d): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/fat/inode.o: in function `fat_fill_super': inode.c:(.text+0x29ec): undefined reference to `atomic64_set_386' /usr/bin/ld: inode.c:(.text+0x2a28): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x2a82): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/fat/namei_msdos.o: in function `do_msdos_rename': namei_msdos.c:(.text+0xf0e): undefined reference to `atomic64_read_386' /usr/bin/ld: namei_msdos.c:(.text+0xf68): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: namei_msdos.c:(.text+0x10d7): undefined reference to `atomic64_read_386' /usr/bin/ld: namei_msdos.c:(.text+0x1121): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: namei_msdos.c:(.text+0x1496): undefined reference to `atomic64_read_386' /usr/bin/ld: namei_msdos.c:(.text+0x14e0): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/ufs/super.o: in function `ufs_alloc_inode': super.c:(.text+0x415): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/affs/super.o: in function `affs_alloc_inode': super.c:(.text+0x4d5): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/nilfs2/super.o: in function `nilfs_attach_checkpoint': super.c:(.text+0x15fd): undefined reference to `atomic64_set_386' /usr/bin/ld: super.c:(.text+0x160e): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/nilfs2/super.o: in function `nilfs_statfs.cold': super.c:(.text.unlikely+0x11d): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/nilfs2/sysfs.o: in function `nilfs_snapshot_blocks_count_show': sysfs.c:(.text+0x35a): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/nilfs2/sysfs.o: in function `nilfs_snapshot_inodes_count_show': sysfs.c:(.text+0x392): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/btrfs/super.o: in function `trace_event_raw_event_btrfs_dump_space_info': super.c:(.text+0x9e76): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/btrfs/disk-io.o: in function `btrfs_init_fs_info': disk-io.c:(.text+0x531e): undefined reference to `atomic64_set_386' /usr/bin/ld: disk-io.c:(.text+0x534c): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/btrfs/inode.o: in function `fill_inode_item': inode.c:(.text+0x806): undefined reference to `atomic64_read_386' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_read_locked_inode': inode.c:(.text+0x1a44): undefined reference to `atomic64_set_386' /usr/bin/ld: fs/btrfs/inode.o: in function `__btrfs_unlink_inode': inode.c:(.text+0x8b82): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x8bb6): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x8c0b): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x8c3f): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_update_time': inode.c:(.text+0x9188): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x91d1): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `__btrfs_prealloc_file_range': inode.c:(.text+0x95c7): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x9608): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_unlink_subvol': inode.c:(.text+0xdbf7): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0xdc2d): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_add_link': inode.c:(.text+0x1327c): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x132b3): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_rename_exchange': inode.c:(.text+0x13b1f): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x13b61): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x13bc6): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x13bff): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x13c58): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x13c94): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x13ced): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x13d2f): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_link': inode.c:(.text+0x14f4e): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x14f82): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_rename': inode.c:(.text+0x157a4): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x157fe): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x15869): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x158c3): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x1592e): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x15988): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: inode.c:(.text+0x16074): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x160ce): undefined reference to `cmpxchg8b_emu' /usr/bin/ld: fs/btrfs/inode.o: in function `btrfs_setattr': inode.c:(.text+0x19514): undefined reference to `atomic64_read_386' /usr/bin/ld: inode.c:(.text+0x1954a): undefined reference to `cmpxchg8b_emu' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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