(lfs chroot) root:/sources/linux-4.18.5#  grub-install --target=x86_64-efi --efi-directory=/boot/efi  \
>        --bootloader-id=LFS --recheck --debug
[...]
grub-install: info: the total module size is 0x3dc8.
grub-install: info: reading /usr/lib/grub/x86_64-efi/kernel.img.
grub-install: info: locating the section .text at 0x0.
grub-install: info: locating the section .rodata at 0x9800.
grub-install: info: locating the section .rodata.str1.1 at 0x9998.
grub-install: info: locating the section .data at 0xb3a0.
grub-install: info: locating the section .module_license at 0xc600.
grub-install: info: locating the section .bss at 0xc620.
grub-install: info: locating  at 0x400 (0x400).
grub-install: info: locating  at 0x9c00 (0x9c00).
grub-install: info: locating  at 0x9d98 (0x9d98).
grub-install: info: locating  at 0xb7a0 (0xb7a0).
grub-install: info: locating  at 0xca20 (0xca20).
grub-install: info: locating  at 0xca00 (0xca00).
grub-install: info: locating  at 0x400 (0x400).
grub-install: info: locating grub_strlen at 0x7e9a (0x400).
grub-install: info: locating grub_net_poll_cards_idle at 0xe7a0 (0xca20).
grub-install: info: locating grub_efi_finish_boot_services at 0x3009 (0x400).
grub-install: info: locating grub_disk_get_size at 0x59c9 (0x400).
grub-install: info: locating grub_file_progress_hook at 0x188e0 (0xca20).
grub-install: info: locating grub_efidisk_fini at 0xa4c (0x400).
grub-install: info: locating grub_puts_ at 0x7c60 (0x400).
grub-install: info: locating grub_millisleep at 0x4614 (0x400).
grub-install: info: locating grub_fs_autoload_hook at 0xe568 (0xca20).
grub-install: info: locating efi_wrap_10 at 0x62a (0x400).
grub-install: info: locating grub_byte_checksum at 0x3c89 (0x400).
grub-install: info: locating grub_fs_blocklist at 0xb940 (0xb7a0).
grub-install: info: locating grub_errmsg at 0x187c0 (0xca20).
grub-install: info: locating efi_wrap_5 at 0x5c1 (0x400).
grub-install: info: locating grub_strncmp at 0x7cd5 (0x400).
grub-install: info: locating grub_strtoull at 0x80d2 (0x400).
grub-install: info: locating grub_dma_get_virt at 0x703 (0x400).
grub-install: info: locating grub_efi_system_table at 0xe7b0 (0xca20).
grub-install: info: locating memmove at 0x3fc7 (0x400).
grub-install: info: locating efi_wrap_4 at 0x5ad (0x400).
grub-install: info: locating grub_disk_open at 0x53b4 (0x400).
grub-install: info: locating grub_efi_locate_protocol at 0x1d83 (0x400).
grub-install: info: locating grub_env_update_get_sorted at 0x69e1 (0x400).
grub-install: info: locating grub_strcpy at 0x7c4d (0x400).
grub-install: info: locating grub_partition_probe at 0x921b (0x400).
grub-install: info: locating grub_strrchr at 0x7d20 (0x400).
grub-install: info: locating grub_partition_get_name at 0x9424 (0x400).
grub-install: info: locating grub_dl_load at 0x6671 (0x400).
grub-install: info: locating grub_pmtimer_wait_count_tsc at 0x494 (0x400).
grub-install: info: locating grub_efi_stall at 0x1fad (0x400).
grub-install: info: locating grub_efi_get_filename at 0x234a (0x400).
grub-install: info: locating grub_env_export at 0x6acc (0x400).
grub-install: info: locating grub_xvasprintf at 0x8c2c (0x400).
grub-install: info: locating grub_error_push at 0x6b8e (0x400).
grub-install: info: locating grub_rescue_run at 0x99aa (0x400).
grub-install: info: locating grub_xasprintf at 0x8cc4 (0x400).
grub-install: info: locating grub_realloc at 0x453e (0x400).
grub-install: info: locating grub_exit at 0x1fec (0x400).
grub-install: info: locating grub_tsc_calibrate_from_pmtimer at 0x514 (0x400).
grub-install: info: locating memcpy at 0x3fbb (0x400).
grub-install: info: locating grub_memmove at 0x7c11 (0x400).
grub-install: info: locating grub_device_open at 0x4c0c (0x400).
grub-install: info: locating grub_register_exported_symbols at 0x9ba2 (0x400).
grub-install: info: locating grub_tsc_calibrate_from_efi at 0x417 (0x400).
grub-install: info: locating grub_strdup at 0x7eab (0x400).
grub-install: info: locating grub_disk_firmware_is_tainted at 0xe800 (0xca20).
grub-install: info: locating grub_divmod64 at 0x7f48 (0x400).
grub-install: info: locating grub_file_get_device_name at 0x6d0c (0x400).
grub-install: info: locating grub_efi_print_device_path at 0x2500 (0x400).
grub-install: info: locating grub_partition_iterate at 0x93b7 (0x400).
grub-install: info: locating grub_dma_free at 0x6f7 (0x400).
grub-install: info: locating grub_vsnprintf at 0x8bd3 (0x400).
grub-install: info: locating grub_partition_map_list at 0x18940 (0xca20).
grub-install: info: locating efi_wrap_1 at 0x580 (0x400).
grub-install: info: locating grub_command_list at 0xe7e0 (0xca20).
grub-install: info: locating grub_machine_fini at 0x692 (0x400).
grub-install: info: locating grub_tsc_rate at 0xe7d0 (0xca20).
grub-install: info: locating grub_rescue_parse_line at 0x972f (0x400).
grub-install: info: locating grub_efi_get_variable at 0x217c (0x400).
grub-install: info: locating grub_snprintf at 0x8be7 (0x400).
grub-install: info: locating grub_register_core_commands at 0x4a9d (0x400).
grub-install: info: locating grub_disk_dev_register at 0x52dd (0x400).
grub-install: info: locating grub_console_init at 0x3ad5 (0x400).
grub-install: info: locating grub_disk_write_weak at 0xe808 (0xca20).
grub-install: info: locating grub_dl_add at 0x5a98 (0x400).
grub-install: info: locating grub_disk_read at 0x566d (0x400).
grub-install: info: locating grub_term_highlight_color at 0xbae8 (0xb7a0).
grub-install: info: locating grub_parser_execute at 0x91a3 (0x400).
grub-install: info: locating grub_xputs at 0xbae0 (0xb7a0).
grub-install: info: locating grub_console_fini at 0x3bd2 (0x400).
grub-install: info: locating grub_fatal at 0x8d13 (0x400).
grub-install: info: locating grub_dl_ref at 0x5b92 (0x400).
grub-install: info: locating grub_file_seek at 0x7057 (0x400).
grub-install: info: locating grub_pci_find_capability at 0x7f8 (0x400).
grub-install: info: locating grub_efi_get_loaded_image at 0x1fd1 (0x400).
grub-install: info: locating grub_errno at 0x188c0 (0xca20).
grub-install: info: locating grub_parser_cmdline_state at 0x8e9d (0x400).
grub-install: info: locating grub_memset at 0x7e26 (0x400).
grub-install: info: locating grub_getkey at 0x9b83 (0x400).
grub-install: info: locating grub_term_outputs_disabled at 0x18948 (0xca20).
grub-install: info: locating grub_grubnet_fini at 0x188e8 (0xca20).
grub-install: info: locating grub_register_variable_hook at 0x6a6c (0x400).
grub-install: info: locating grub_efi_image_handle at 0xe7b8 (0xca20).
grub-install: info: locating grub_vprintf at 0x88f5 (0x400).
grub-install: info: locating grub_machine_acpi_get_rsdpv1 at 0x3d77 (0x400).
grub-install: info: locating grub_net_open at 0xca70 (0xca20).
grub-install: info: locating grub_register_command_prio at 0x4638 (0x400).
grub-install: info: locating grub_efi_find_last_device_path at 0x246c (0x400).
grub-install: info: locating grub_efi_compare_device_paths at 0x2b87 (0x400).
grub-install: info: locating grub_acpi_find_fadt at 0x3c9b (0x400).
grub-install: info: locating grub_file_filters_all at 0x18900 (0xca20).
grub-install: info: locating grub_install_get_time_ms at 0x4606 (0x400).
grub-install: info: locating grub_tsc_calibrate_from_pit at 0x3f23 (0x400).
grub-install: info: locating _start at 0x400 (0x400).
grub-install: info: locating grub_term_inputs at 0x18950 (0xca20).
grub-install: info: locating grub_parser_split_cmdline at 0x8f3d (0x400).
grub-install: info: locating grub_disk_firmware_fini at 0xe810 (0xca20).
grub-install: info: locating grub_disk_close at 0x531b (0x400).
grub-install: info: locating grub_dl_unload at 0x5c0a (0x400).
grub-install: info: locating grub_efi_set_variable at 0x2090 (0x400).
grub-install: info: locating grub_printf at 0x89e2 (0x400).
grub-install: info: locating grub_unregister_command at 0x4724 (0x400).
grub-install: info: locating grub_fs_list at 0xe570 (0xca20).
grub-install: info: locating grub_efidisk_get_device_handle at 0x1755 (0x400).
grub-install: info: locating grub_main at 0x7639 (0x400).
grub-install: info: locating grub_file_read at 0x6d9a (0x400).
grub-install: info: locating grub_dl_unload_unneeded at 0x676e (0x400).
grub-install: info: locating grub_pci_make_address at 0x70a (0x400).
grub-install: info: locating memcmp at 0x3fd3 (0x400).
grub-install: info: locating grub_term_normal_color at 0xbae9 (0xb7a0).
grub-install: info: locating grub_disk_dev_list at 0xe818 (0xca20).
grub-install: info: locating grub_machine_init at 0x678 (0x400).
grub-install: info: locating efi_wrap_0 at 0x575 (0x400).
grub-install: info: locating grub_efi_locate_handle at 0x1dcd (0x400).
grub-install: info: locating grub_term_outputs at 0x18958 (0xca20).
grub-install: info: locating grub_modbase at 0xe7c0 (0xca20).
grub-install: info: locating grub_term_inputs_disabled at 0x18960 (0xca20).
grub-install: info: locating grub_efi_net_config at 0xe7c8 (0xca20).
grub-install: info: locating grub_efi_set_virtual_address_map at 0x2035 (0x400).
grub-install: info: locating grub_print_error at 0x6c76 (0x400).
grub-install: info: locating grub_efi_mm_init at 0x32b2 (0x400).
grub-install: info: locating memset at 0x3fdf (0x400).
grub-install: info: locating grub_zalloc at 0x42bb (0x400).
grub-install: info: locating grub_strcmp at 0x7cb9 (0x400).
grub-install: info: locating grub_tsc_init at 0x3e77 (0x400).
grub-install: info: locating grub_efi_allocate_pages at 0x2e0d (0x400).
grub-install: info: locating grub_strchr at 0x7d0c (0x400).
grub-install: info: locating grub_refresh at 0x9b5b (0x400).
grub-install: info: locating grub_malloc at 0x42aa (0x400).
grub-install: info: locating grub_efi_get_memory_map at 0x2ed1 (0x400).
grub-install: info: locating grub_efidisk_get_device_name at 0x1897 (0x400).
grub-install: info: locating grub_get_time_ms at 0x45fa (0x400).
grub-install: info: locating grub_file_close at 0x6e36 (0x400).
grub-install: info: locating grub_file_open at 0x6e81 (0x400).
grub-install: info: locating grub_isspace at 0x7d33 (0x400).
grub-install: info: locating grub_efi_open_protocol at 0x1ec7 (0x400).
grub-install: info: locating grub_real_dprintf at 0x8a8f (0x400).
grub-install: info: locating efi_wrap_3 at 0x59c (0x400).
grub-install: info: locating grub_dl_load_core_noinit at 0x5d06 (0x400).
grub-install: info: locating grub_dl_load_file at 0x65ad (0x400).
grub-install: info: locating grub_env_unset at 0x6965 (0x400).
grub-install: info: locating grub_device_close at 0x4ce9 (0x400).
grub-install: info: locating efi_wrap_6 at 0x5da (0x400).
grub-install: info: locating grub_dl_head at 0xca80 (0xca20).
grub-install: info: locating grub_fs_probe at 0x7357 (0x400).
grub-install: info: locating grub_mm_base at 0xe7d8 (0xca20).
grub-install: info: locating grub_term_poll_usb at 0xe7a8 (0xca20).
grub-install: info: locating grub_file_filters_enabled at 0x18920 (0xca20).
grub-install: info: locating grub_strword at 0x7d96 (0x400).
grub-install: info: locating grub_machine_get_bootlocation at 0x2c85 (0x400).
grub-install: info: locating grub_efi_fini at 0x2d22 (0x400).
grub-install: info: locating grub_err_printed_errors at 0x188c4 (0xca20).
grub-install: info: locating grub_error at 0x6b12 (0x400).
grub-install: info: locating grub_current_context at 0xb920 (0xb7a0).
grub-install: info: locating efi_codes at 0x9ce0 (0x9c00).
grub-install: info: locating grub_dl_register_symbol at 0x5ad5 (0x400).
grub-install: info: locating grub_efi_is_finished at 0xca38 (0xca20).
grub-install: info: locating grub_list_remove at 0x757e (0x400).
grub-install: info: locating grub_pci_iterate at 0x733 (0x400).
grub-install: info: locating grub_modules_get_end at 0x761d (0x400).
grub-install: info: locating grub_free at 0x42f5 (0x400).
grub-install: info: locating grub_strndup at 0x7ef3 (0x400).
grub-install: info: locating efi_wrap_7 at 0x5fd (0x400).
grub-install: info: locating grub_named_list_find at 0x7533 (0x400).
grub-install: info: locating grub_dl_unref at 0x5bce (0x400).
grub-install: info: locating grub_efi_duplicate_device_path at 0x24a4 (0x400).
grub-install: info: locating grub_efidisk_init at 0x154c (0x400).
grub-install: info: locating grub_disk_dev_unregister at 0x52f2 (0x400).
grub-install: info: locating grub_efi_init at 0x2c1f (0x400).
grub-install: info: locating grub_arch_dl_check_header at 0x889 (0x400).
grub-install: info: locating grub_arch_dl_relocate_symbols at 0x8b8 (0x400).
grub-install: info: locating grub_efi_free_pages at 0x2de3 (0x400).
grub-install: info: locating grub_printf_ at 0x8a31 (0x400).
grub-install: info: locating grub_efi_get_device_path at 0x2451 (0x400).
grub-install: info: locating start at 0x400 (0x400).
grub-install: info: locating grub_efi_modules_addr at 0x22b0 (0x400).
grub-install: info: locating grub_error_pop at 0x6c07 (0x400).
grub-install: info: locating grub_device_iterate at 0x4e1a (0x400).
grub-install: info: locating grub_getkey_noblock at 0x9b11 (0x400).
grub-install: info: locating grub_memalign_dma32 at 0x6a5 (0x400).
grub-install: info: locating grub_list_push at 0x7567 (0x400).
grub-install: info: locating grub_efi_set_text_mode at 0x1f26 (0x400).
grub-install: info: locating grub_err_printf at 0x89e2 (0x400).
grub-install: info: locating grub_disk_cache_invalidate_all at 0x5296 (0x400).
grub-install: info: locating grub_machine_acpi_get_rsdpv2 at 0x3dd7 (0x400).
grub-install: info: locating grub_env_set at 0x6810 (0x400).
grub-install: info: locating grub_dl_load_core at 0x6567 (0x400).
grub-install: info: locating grub_gettext at 0xb990 (0xb7a0).
grub-install: info: locating grub_memcmp at 0x7c99 (0x400).
grub-install: info: locating grub_env_get at 0x6939 (0x400).
grub-install: info: locating efi_wrap_2 at 0x58e (0x400).
grub-install: info: locating grub_strtoul at 0x8451 (0x400).
grub-install: info: locating grub_dma_get_phys at 0x707 (0x400).
grub-install: info: locating grub_mm_init_region at 0x440c (0x400).
grub-install: info: locating grub_disk_cache_table at 0xe820 (0xca20).
grub-install: info: locating grub_memalign at 0x4096 (0x400).
grub-install: info: dealing with the relocation section .rela.text for .text.
grub-install: info: relocating an R_X86_64_PC32 entry to 0xe3b1 at the offset 0x3.
grub-install: info: relocating an R_X86_64_PC32 entry to 0xe3a2 at the offset 0xa.
grub-install: error: relocation 0x4 is not implemented yet.