Stack is almost similar to MDEV-20237, but the test case mentioned in MDEV-20237 does not reproduce the crash in 10.5+ builds.
--source include/have_innodb.inc
CREATETABLE t (a TEXT,b TEXT AS (a),c TEXT AS (CONCAT (a)),FULLTEXT KEY a (a)) ENGINE=INNODB;
ALTERTABLE t ADDCOLUMN c1 BIGINT UNSIGNED AS ROW START INVISIBLE,ADDCOLUMN c2 BIGINT UNSIGNED AS ROW END INVISIBLE,ADD PERIOD FOR SYSTEM_TIME(c1,c2),ADD SYSTEM VERSIONING;
Core was generated by `/test/MD090924-mariadb-11.7.0-linux-x86_64-dbg/bin/mariadbd --no-defaults --max'.
Program terminated with signal SIGABRT, Aborted.
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
[Current thread is 1 (Thread 0x1529081fb700 (LWP 2510053))]
(gdb) bt
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1 0x0000152920ba5859 in __GI_abort () at abort.c:79
#2 0x0000152920ba5729 in __assert_fail_base (fmt=0x152920d3b588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x55d2d9a58070 "fts_id_index->fields[1].col->vers_sys_end()", file=0x55d2d9a565d0 "/test/11.7_dbg/storage/innobase/fts/fts0fts.cc", line=3440, function=<optimized out>) at assert.c:92
#3 0x0000152920bb6fd6 in __GI___assert_fail (assertion=assertion@entry=0x55d2d9a58070 "fts_id_index->fields[1].col->vers_sys_end()", file=file@entry=0x55d2d9a565d0 "/test/11.7_dbg/storage/innobase/fts/fts0fts.cc", line=line@entry=3440, function=function@entry=0x55d2d9a58038 "void fts_add_doc_by_id(fts_trx_table_t*, doc_id_t)") at assert.c:101
#4 0x000055d2d947b1c9 in fts_add_doc_by_id (ftt=ftt@entry=0x1528dc0a2818, doc_id=doc_id@entry=1) at /test/11.7_dbg/storage/innobase/include/dict0mem.h:578
#5 0x000055d2d947c8bf in fts_add (ftt=ftt@entry=0x1528dc0a2818, row=row@entry=0x1528dc027a38) at /test/11.7_dbg/storage/innobase/fts/fts0fts.cc:2830
#6 0x000055d2d947cac4 in fts_commit_table (ftt=0x1528dc0a2818) at /test/11.7_dbg/storage/innobase/fts/fts0fts.cc:2992
#7 fts_commit (trx=trx@entry=0x152916edab80) at /test/11.7_dbg/storage/innobase/fts/fts0fts.cc:3041
#8 0x000055d2d932e1ce in trx_t::commit_low (this=this@entry=0x152916edab80, mtr=0x1529081f8d00) at /test/11.7_dbg/storage/innobase/trx/trx0trx.cc:1564
#9 0x000055d2d932e4a5 in trx_t::commit_persist (this=this@entry=0x152916edab80) at /test/11.7_dbg/storage/innobase/trx/trx0trx.cc:1616
#10 0x000055d2d932e527 in trx_t::commit (this=this@entry=0x152916edab80) at /test/11.7_dbg/storage/innobase/trx/trx0trx.cc:1625
#11 0x000055d2d932e7cf in trx_commit_for_mysql (trx=trx@entry=0x152916edab80) at /test/11.7_dbg/storage/innobase/trx/trx0trx.cc:1745
#12 0x000055d2d90ed927 in innobase_commit_low (trx=trx@entry=0x152916edab80) at /test/11.7_dbg/storage/innobase/handler/ha_innodb.cc:4325
#13 0x000055d2d90ed973 in innobase_commit_ordered_2 (trx=trx@entry=0x152916edab80, thd=thd@entry=0x1528dc000d48) at /test/11.7_dbg/storage/innobase/handler/ha_innodb.cc:4426
#14 0x000055d2d90edc28 in innobase_commit (hton=<optimized out>, thd=0x1528dc000d48, commit_trx=<optimized out>) at /test/11.7_dbg/storage/innobase/handler/ha_innodb.cc:4543
#15 0x000055d2d8d60d1d in commit_one_phase_2 (thd=thd@entry=0x1528dc000d48, all=all@entry=false, trans=trans@entry=0x1528dc004898, is_real_trans=true) at /test/11.7_dbg/sql/handler.cc:2208
#16 0x000055d2d8d60ef4 in ha_commit_one_phase (thd=thd@entry=0x1528dc000d48, all=all@entry=false) at /test/11.7_dbg/sql/handler.cc:2150
#17 0x000055d2d8d634ca in ha_commit_trans (thd=thd@entry=0x1528dc000d48, all=all@entry=false) at /test/11.7_dbg/sql/handler.cc:1944
#18 0x000055d2d8bc3543 in trans_commit_stmt (thd=thd@entry=0x1528dc000d48) at /test/11.7_dbg/sql/transaction.cc:497
#19 0x000055d2d8a1dbc5 in mysql_execute_command (thd=thd@entry=0x1528dc000d48, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /test/11.7_dbg/sql/sql_parse.cc:5933
#20 0x000055d2d8a08652 in mysql_parse (thd=thd@entry=0x1528dc000d48, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x1529081fa270) at /test/11.7_dbg/sql/sql_parse.cc:7876
#21 0x000055d2d8a1fad1 in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x1528dc000d48, packet=packet@entry=0x1528dc00b249 "INSERT INTO t (a) VALUES (1)", packet_length=packet_length@entry=28, blocking=blocking@entry=true) at /test/11.7_dbg/sql/sql_class.h:1639
#22 0x000055d2d8a225d4 in do_command (thd=0x1528dc000d48, blocking=blocking@entry=true) at /test/11.7_dbg/sql/sql_parse.cc:1405
#23 0x000055d2d8bac067 in do_handle_one_connection (connect=<optimized out>, connect@entry=0x55d2db81fa58, put_in_cache=put_in_cache@entry=true) at /test/11.7_dbg/sql/sql_connect.cc:1448
#24 0x000055d2d8bac628 in handle_one_connection (arg=arg@entry=0x55d2db81fa58) at /test/11.7_dbg/sql/sql_connect.cc:1350
#25 0x000055d2d903a0fe in pfs_spawn_thread (arg=0x55d2db7783f8) at /test/11.7_dbg/storage/perfschema/pfs.cc:2198
#26 0x00001529210b6609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#27 0x0000152920ca2133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95