SET aria_repair_threads=2;

CREATE TABLE t (a CHAR(255),b INT,INDEX (b));

INSERT INTO t SELECT SEQ,SEQ FROM seq_1_to_100000;

SELECT * FROM t UNION SELECT * FROM t;

mariadbd: /test/server_dbg/sql/mysqld.cc:3763: int temp_file_size_cb_func(tmp_file_tracking*, int): Assertion `thd' failed.

Core was generated by `/test/MD200324-mariadb-11.5.0-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 0x147434072700 (LWP 2796928))]

(gdb) bt

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50

#1  0x0000147436246859 in __GI_abort () at abort.c:79

#2  0x0000147436246729 in __assert_fail_base (fmt=0x1474363dc588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x5576587dba25 "thd", file=0x5576585ea178 "/test/server_dbg/sql/mysqld.cc", line=3763, function=<optimized out>) at assert.c:92

#3  0x0000147436257fd6 in __GI___assert_fail (assertion=assertion@entry=0x5576587dba25 "thd", file=file@entry=0x5576585ea178 "/test/server_dbg/sql/mysqld.cc", line=line@entry=3763, function=function@entry=0x5576585ea7b0 "int temp_file_size_cb_func(tmp_file_tracking*, int)") at assert.c:101

#4  0x00005576577e1a1d in temp_file_size_cb_func (track=0x1473e5195778, no_error=1) at /test/server_dbg/sql/mysqld.cc:3763

#5  0x000055765840990f in tmp_file_track (file_size=<optimized out>, info=0x1473e5195670) at /test/server_dbg/mysys/mf_iocache.c:86

#6  _my_b_cache_write (info=0x1473e5195670, Buffer=0x1473dc8e25a8 "\017", Count=524288) at /test/server_dbg/mysys/mf_iocache.c:1596

#7  0x000055765840b830 in my_b_flush_io_cache (info=info@entry=0x1473e5195670, need_append_buffer_lock=<optimized out>, need_append_buffer_lock@entry=1) at /test/server_dbg/mysys/mf_iocache.c:1802

#8  0x000055765840c1f4 in _my_b_write (info=info@entry=0x1473e5195670, Buffer=0x147434071bbf "", Buffer@entry=0x147434071bbe "\023", Count=1, Count@entry=2) at /test/server_dbg/mysys/mf_iocache.c:629

#9  0x0000557657f0eff4 in my_b_write (Count=2, Buffer=0x147434071bbe "\023", info=0x1473e5195670) at /test/server_dbg/include/my_sys.h:550

#10 my_var_write (bufs=0x1473dc8ae0b5 "\001\005\063\062\065\070\070\001", to_file=0x1473e5195670, info=0x1473e51954e8) at /test/server_dbg/storage/maria/ma_sort.c:781

#11 write_keys_varlen (info=info@entry=0x1473e51954e8, sort_keys=0x1473dc031da0, sort_keys@entry=0x1473dc000d48, count=count@entry=33376, buffpek=<optimized out>, tempfile=tempfile@entry=0x1473e5195670) at /test/server_dbg/storage/maria/ma_sort.c:812

#12 0x0000557657f10131 in _ma_thr_find_all_keys_exec (sort_param=0x1473e51954e8) at /test/server_dbg/storage/maria/ma_sort.c:503

#13 _ma_thr_find_all_keys (arg=0x1473e51954e8) at /test/server_dbg/storage/maria/ma_sort.c:546

#14 0x0000147436757609 in start_thread (arg=<optimized out>) at pthread_create.c:477

#15 0x0000147436343133 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95