Possible hang during INSTALL PLUGIN IF NOT EXISTS

Sigabrt found on debug build:-

Stacktrace:-

#0 sched_yield () at /home/ubuntu/rr/src/preload/overrides.c:247

#1 dlopen (filename="/Server_bin/MDEV-36733_debug_Og/lib/plugin/mariadb_clone.so", flags=2) at /home/ubuntu/rr/src/preload/overrides.c:175

#2 plugin_dl_add (dl=dl@entry=, MyFlags=MyFlags@entry=0) at /data/Server/MDEV-36733/sql/sql_plugin.cc:783

#3 plugin_add (tmp_root=, if_not_exists=, name=name@entry=, dl=dl@entry=, MyFlags=MyFlags@entry=0) at /data/Server/MDEV-36733/sql/sql_plugin.cc:1137

#4 mysql_install_plugin (thd=thd@entry=, name=, dl_arg=) at /data/Server/MDEV-36733/sql/sql_plugin.cc:2311

#5 mysql_execute_command (thd=thd@entry=, is_called_from_prepared_stmt=is_called_from_prepared_stmt@entry=false) at /data/Server/MDEV-36733/sql/sql_parse.cc:5785

#6 mysql_parse (thd=thd@entry=, rawbuf=, length=, parser_state=parser_state@entry=) at /data/Server/MDEV-36733/sql/sql_parse.cc:7914

#7 dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=,

packet=packet@entry="INSTALL PLUGIN IF NOT EXISTS clone SONAME 'mariadb_clone.so' /* E_R Thread1 QNO 1673 CON_ID 17 */ ", packet_length=packet_length@entry=98,

blocking=blocking@entry=true) at /data/Server/MDEV-36733/sql/sql_parse.cc:1896

#8 do_command (thd=thd@entry=, blocking=blocking@entry=true) at /data/Server/MDEV-36733/sql/sql_parse.cc:1419

#9 do_handle_one_connection (connect=, connect@entry=, put_in_cache=put_in_cache@entry=true) at /data/Server/MDEV-36733/sql/sql_connect.cc:1414

#10 handle_one_connection (arg=) at /data/Server/MDEV-36733/sql/sql_connect.cc:1326

#11 start_thread (arg=) at ./nptl/pthread_create.c:442

#12 clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:100

RR trace on pluto:

/data/results/1756968841/TBR-2329