SET GLOBAL debug_dbug='+d,simulate_failed_connection_1';

SET GLOBAL wsrep_slave_threads=12;

mysqld: /test/10.4_dbg/sql/mysqld.cc:3735: void my_malloc_size_cb_func(long long int, my_bool): Assertion `!is_thread_specific || (mysqld_server_initialized && thd)' failed.

Core was generated by `/test/GAL_MD150321-mariadb-10.4.19-linux-x86_64-dbg/bin/mysqld --defaults-file='.

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 0x150a1c109700 (LWP 1486509))]

(gdb) bt

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

#1  0x0000150a2dab3859 in __GI_abort () at abort.c:79

#2  0x0000150a2dab3729 in __assert_fail_base (fmt=0x150a2dc49588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x5650217b8b88 "!is_thread_specific || (mysqld_server_initialized && thd)", file=0x5650217b5004 "/test/10.4_dbg/sql/mysqld.cc", line=3735, function=<optimized out>) at assert.c:92

#3  0x0000150a2dac4f36 in __GI___assert_fail (assertion=assertion@entry=0x5650217b8b88 "!is_thread_specific || (mysqld_server_initialized && thd)", file=file@entry=0x5650217b5004 "/test/10.4_dbg/sql/mysqld.cc", line=line@entry=3735, function=function@entry=0x5650217b8b50 "void my_malloc_size_cb_func(long long int, my_bool)") at assert.c:101

#4  0x0000565020a2d8f9 in my_malloc_size_cb_func (size=-256, is_thread_specific=<optimized out>) at /test/10.4_dbg/sql/mysqld.cc:3760

#5  0x00005650217027cc in my_free (ptr=0x15098c00a360) at /test/10.4_dbg/mysys/my_malloc.c:214

#6  0x00005650216defb3 in delete_dynamic (array=array@entry=0x15098c001408) at /test/10.4_dbg/mysys/array.c:303

#7  0x00005650216e32da in my_hash_free (hash=hash@entry=0x15098c0013e0) at /test/10.4_dbg/mysys/hash.c:158

#8  0x0000565020ad84a1 in THD::cleanup (this=this@entry=0x15098c000d90) at /test/10.4_dbg/sql/sql_class.cc:1569

#9  0x0000565020a2e842 in unlink_thd (thd=thd@entry=0x15098c000d90) at /test/10.4_dbg/sql/mysqld.cc:2603

#10 0x0000565020a2eb82 in one_thread_per_connection_end (thd=0x15098c000d90, put_in_cache=<optimized out>) at /test/10.4_dbg/sql/mysqld.cc:2752

#11 0x0000565020d534d8 in start_wsrep_THD (arg=0x1509a40275e0) at /test/10.4_dbg/sql/wsrep_mysqld.cc:2790

#12 0x0000150a2e070609 in start_thread (arg=<optimized out>) at pthread_create.c:477

#13 0x0000150a2dbb0293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95