Re: mariadbd: backwards memcpy

On 2026/09/19 10:40, Andrew Hewus Fresh wrote: > With the fixed mariadb.port.mk, I was trying to run > p5-DBIx-Class-Schema-Loader. However, it is getting a SIGABORT and I > see "mariadbd: backwards memcpy" in /var/log/messages. Thread 15 "one_connection" received signal SIGABRT, Aborted. [Switching to thread 317856 of process 30711] thrkill () at /tmp/-:2 ⚠️ warning: 2 /tmp/-: No such file or directory (gdb) bt #0 thrkill () at /tmp/-:2 #1 0x96c612b201c0d9ee in ?? () #2 0x000007589fbfa73b in _libc_abort () at /usr/src/lib/libc/stdlib/abort.c:51 #3 0x000007589fbd69f7 in memcpy (dst0=<optimized out>, src0=<optimized out>, length=<optimized out>) at /usr/src/lib/libc/string/memcpy.c:74 #4 0x000007589fc19c46 in __sfvwrite (fp=0x75853d385a8, uio=0x75853d38550) at /usr/src/lib/libc/stdio/fvwrite.c:128 #5 0x000007589fbc5c1a in __sprint (fp=0x75853d385a8, uio=<optimized out>) at /usr/src/lib/libc/stdio/vfprintf.c:112 #6 __vfprintf (fp=0x75853d385a8, fmt0=0x755b36d0123 "%s\377%s", ap=0x75853d38810) at /usr/src/lib/libc/stdio/vfprintf.c:1071 #7 0x000007589fc1ef04 in _libc_snprintf ( str=0x7589fbc7c3b <thrkill+27> "s\017d\211\004% ", n=<optimized out>, fmt=0x755b36d0123 "%s\377%s") at /usr/src/lib/libc/stdio/snprintf.c:59 #8 0x00000755b4529f4f in dict_table_rename_in_cache ( table=0x757f4026378, new_name=..., replace_new_file=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/storage/innobase/dict/dict0dict.cc:1631 #9 0x00000755b46835e5 in row_rename_table_for_mysql ( old_name=0x75853d391c0 "dbix_class_schema_loader_test/#sql-alter-77f7-9-1", new_name=0x75853d38dc0 "dbix_class_schema_loader_test/load--Type <RET> for more, q to quit, c to continue without paging--c er_test6", trx=0x75868c6d5c0, fk=RENAME_ALTER_COPY) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/storage/innobase/row/row0mysql.cc:2720 #10 0x00000755b44fb536 in innobase_rename_table ( trx=0x75868c6d5c0, from=0x75853d39fd0 "./dbix_class_schema_loader_test/#sql-alter-77f7-9-1", to=<optimized out>, fk=RENAME_ALTER_COPY) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/storage/innobase/handler/ha_innodb.cc:13780 #11 0x00000755b44fba20 in ha_innobase::rename_table ( this=<optimized out>, from=0x75853d39fd0 "./dbix_class_schema_loader_test/#sql-alter-77f7-9-1", to=0x75853d3a1d0 "./dbix_class_schema_loader_test/loader_test6") at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/storage/innobase/handler/ha_innodb.cc:14219 #12 0x00000755b41ec6d7 in mysql_rename_table ( base=<optimized out>, old_db=0x75853d3be38, old_name=0x75853d3be68, new_db=0x75853d3be38, new_name=0x75853d3be58, id=0x75853d3be88, flags=21) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_table.cc:5661 #13 0x00000755b41f3b64 in mysql_alter_table ( thd=0x7580c501020, new_db=<optimized out>, new_name=<optimized out>, create_info=0x75853d3cd60, table_list=0x75886cd9250, recreate_info=0x75853d3d140, alter_info=0x75853d3cfc8, order_num=0, order=0x0, ignore=<optimized out>, if_exists=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_table.cc:12290 #14 0x00000755b4286bb7 in Sql_cmd_alter_table::execute ( this=<optimized out>, thd=0x7580c501020) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_alter.cc:705 #15 0x00000755b4119f90 in mysql_execute_command ( thd=0x7580c501020, is_called_from_prepared_stmt=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_parse.cc:5895 #16 0x00000755b4113ea1 in mysql_parse (thd=0x7580c501020, rawbuf=<optimized out>, length=<optimized out>, parser_state=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_parse.cc:7932 #17 0x00000755b41125dd in dispatch_command ( command=COM_QUERY, thd=0x7580c501020, packet=<optimized out>, packet_length=123, blocking=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_parse.cc:1903 #18 0x00000755b4114386 in do_command (thd=0x7580c501020, blocking=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_parse.cc:1437 #19 0x00000755b427ec2d in do_handle_one_connection ( connect=<optimized out>, put_in_cache=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_connect.cc:1514 #20 0x00000755b427ea55 in handle_one_connection ( arg=0x7588ad216b0) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/sql/sql_connect.cc:1426 #21 0x00000755b4440b82 in pfs_spawn_thread ( arg=0x7586bb39320) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/storage/perfschema/pfs.cc:2198 #22 0x000007589e168c52 in _rthread_start (v=0x0) at /usr/src/lib/librthread/rthread.c:99 #23 0x000007589fbfd82a in __tfork_thread () at /usr/src/lib/libc/arch/amd64/sys/tfork_thread.S:87 (gdb) frame 8 #8 0x00000755b4529f4f in dict_table_rename_in_cache ( table=0x757f4026378, new_name=..., replace_new_file=<optimized out>) at /usr/obj/ports/mariadb-12.3.3/mariadb-12.3.3/storage/innobase/dict/dict0dict.cc:1631 1631 snprintf(id, fklen, "%s\377%s", table->name.m_name, sql_id); (gdb) list 1626 id = static_cast<char*>( 1627 mem_heap_alloc(foreign->heap, fklen)); 1628 } 1629 table->foreign_set.erase(it); 1630 foreign->id = id; 1631 snprintf(id, fklen, "%s\377%s", table->name.m_name, sql_id); 1632 fk_set.insert(foreign); 1633 1634 if (foreign->referenced_table) { 1635 foreign->referenced_table->referenced_set.insert(foreign); (gdb) p id $1 = 0x7589c9580f8 "dbix_class_schema_loader_test/loader_test6\377f7-9-1\377loader_test6_to_7_fk" (gdb) p table->name.m_name $2 = 0x758396764c8 "dbix_class_schema_loader_test/loader_test6" (gdb) p fklen $3 = 64 (gdb) p sql_id $4 = 0x7589c95812a "loader_test6_to_7_fk" $ moo 0x7589c9580f8 + 64 0x7589c958138 8077165560120