[New LWP 10295]
[New LWP 10253]
[New LWP 10255]
[New LWP 10256]
[New LWP 10263]
[New LWP 10258]
[New LWP 10271]
[New LWP 10259]
[New LWP 10273]
[New LWP 10260]
[New LWP 10265]
[New LWP 10267]
[New LWP 10268]
[New LWP 10277]
[New LWP 10264]
[New LWP 10272]
[New LWP 10300]
[New LWP 10308]
[New LWP 10309]
[New LWP 10297]
[New LWP 10269]
[New LWP 10262]
[New LWP 10293]
[New LWP 10254]
[New LWP 10276]
[New LWP 10257]
[New LWP 10252]
[New LWP 10275]
[New LWP 10261]
[New LWP 10280]
[New LWP 10270]
[New LWP 10274]
[New LWP 10278]
[New LWP 10287]
[New LWP 10279]
[New LWP 10281]
[New LWP 10282]
[New LWP 10286]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/data/bld/10.2/bin/mysqld --no-defaults --basedir=/data/bld/10.2 --lc-messages-'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0  __pthread_kill (threadid=<optimized out>, signo=11) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57

Thread 38 (Thread 0x7f82f09f0700 (LWP 10286)):
#0  0x00007f82f9c364ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000557715348f3d in vio_io_wait (vio=0x5577184fa8d0, event=VIO_IO_EVENT_READ, timeout=28800000) at /data/src/10.2/vio/viosocket.c:945
#2  0x0000557715347752 in vio_socket_io_wait (vio=0x5577184fa8d0, event=VIO_IO_EVENT_READ) at /data/src/10.2/vio/viosocket.c:108
#3  0x000055771534790a in vio_read (vio=0x5577184fa8d0, buf=0x7f8284008850 "\a", size=4) at /data/src/10.2/vio/viosocket.c:184
#4  0x000055771483d568 in my_real_read (net=0x7f8284000df0, complen=0x7f82f09ef940, header=1 '\001') at /data/src/10.2/sql/net_serv.cc:892
#5  0x000055771483dd6d in my_net_read_packet_reallen (net=0x7f8284000df0, read_from_server=1 '\001', reallen=0x7f82f09ef9a8) at /data/src/10.2/sql/net_serv.cc:1162
#6  0x000055771483dd21 in my_net_read_packet (net=0x7f8284000df0, read_from_server=1 '\001') at /data/src/10.2/sql/net_serv.cc:1146
#7  0x000055771490792d in do_command (thd=0x7f8284000b00) at /data/src/10.2/sql/sql_parse.cc:1242
#8  0x0000557714a56646 in do_handle_one_connection (connect=0x5577185a0180) at /data/src/10.2/sql/sql_connect.cc:1335
#9  0x0000557714a563d3 in handle_one_connection (arg=0x5577185a0180) at /data/src/10.2/sql/sql_connect.cc:1241
#10 0x0000557714e761f8 in pfs_spawn_thread (arg=0x5577185aaed0) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#11 0x00007f82fb859494 in start_thread (arg=0x7f82f09f0700) at pthread_create.c:333
#12 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 37 (Thread 0x7f82f0a3a700 (LWP 10282)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00005577152e87c0 in safe_cond_wait (cond=0x557715e97fa0 <COND_slave_background>, mp=0x557715e9b280 <LOCK_slave_background>, file=0x557715386180 "/data/src/10.2/include/mysql/psi/mysql_thread.h", line=1149) at /data/src/10.2/mysys/thr_mutex.c:491
#2  0x0000557714855736 in inline_mysql_cond_wait (that=0x557715e97fa0 <COND_slave_background>, mutex=0x557715e9b280 <LOCK_slave_background>, src_file=0x55771538693d "/data/src/10.2/sql/slave.cc", src_line=334) at /data/src/10.2/include/mysql/psi/mysql_thread.h:1149
#3  0x0000557714856318 in handle_slave_background (arg=0x0) at /data/src/10.2/sql/slave.cc:334
#4  0x0000557714e761f8 in pfs_spawn_thread (arg=0x5577184fa8d0) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#5  0x00007f82fb859494 in start_thread (arg=0x7f82f0a3a700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 36 (Thread 0x7f82f0a84700 (LWP 10281)):
#0  do_sigwait (set=<optimized out>, set@entry=0x7f82f0a83e30, sig=sig@entry=0x7f82f0a83e00) at ../sysdeps/unix/sysv/linux/sigwait.c:64
#1  0x00007f82fb862ced in __sigwait (set=0x7f82f0a83e30, sig=0x7f82f0a83e00) at ../sysdeps/unix/sysv/linux/sigwait.c:96
#2  0x000055771482ca53 in signal_hand (arg=0x0) at /data/src/10.2/sql/mysqld.cc:3505
#3  0x0000557714e761f8 in pfs_spawn_thread (arg=0x557717ac2a80) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#4  0x00007f82fb859494 in start_thread (arg=0x7f82f0a84700) at pthread_create.c:333
#5  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 35 (Thread 0x7f82b77fe700 (LWP 10279)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000557714f54414 in os_event::wait (this=0x557717bbcdf0) at /data/src/10.2/storage/innobase/os/os0event.cc:166
#2  0x0000557714f53e23 in os_event::wait_low (this=0x557717bbcdf0, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:336
#3  0x0000557714f541c9 in os_event_wait_low (event=0x557717bbcdf0, reset_sig_count=0) at /data/src/10.2/storage/innobase/os/os0event.cc:535
#4  0x0000557715102ce2 in buf_resize_thread () at /data/src/10.2/storage/innobase/buf/buf0buf.cc:3083
#5  0x00007f82fb859494 in start_thread (arg=0x7f82b77fe700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 34 (Thread 0x7f82f09a6700 (LWP 10287)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007f82fb85bcc6 in __GI___pthread_mutex_lock (mutex=0x557716731e40 <THR_LOCK_mutex>) at ../nptl/pthread_mutex_lock.c:135
#2  0x00005577152e7dc4 in safe_mutex_init (mp=0x7f82883c1268, attr=0x0, name=0x5577153c0aca "&share->LOCK_share", file=0x5577153c09e8 "/data/src/10.2/sql/table.cc", line=336) at /data/src/10.2/mysys/thr_mutex.c:225
#3  0x0000557714a05b3f in inline_mysql_mutex_init (key=54, that=0x7f82883c1268, attr=0x0, src_name=0x5577153c0aca "&share->LOCK_share", src_file=0x5577153c09e8 "/data/src/10.2/sql/table.cc", src_line=336) at /data/src/10.2/include/mysql/psi/mysql_thread.h:619
#4  0x0000557714a070c3 in alloc_table_share (db=0x7f8288013bd0 "test", table_name=0x7f8288013588 "CC", key=0x7f8288013a31 "test", key_length=8) at /data/src/10.2/sql/table.cc:336
#5  0x0000557714afa9da in tdc_acquire_share (thd=0x7f8288000ba0, tl=0x7f82880135c0, flags=3, out_table=0x7f82f09a2038) at /data/src/10.2/sql/table_cache.cc:818
#6  0x000055771489ae07 in open_table (thd=0x7f8288000ba0, table_list=0x7f82880135c0, ot_ctx=0x7f82f09a2470) at /data/src/10.2/sql/sql_base.cc:1742
#7  0x000055771489dd69 in open_and_process_table (thd=0x7f8288000ba0, lex=0x7f8288004680, tables=0x7f82880135c0, counter=0x7f82f09a2558, flags=0, prelocking_strategy=0x7f82f09a2570, has_prelocking_list=false, ot_ctx=0x7f82f09a2470) at /data/src/10.2/sql/sql_base.cc:3409
#8  0x000055771489eea4 in open_tables (thd=0x7f8288000ba0, options=..., start=0x7f82f09a2528, counter=0x7f82f09a2558, flags=0, prelocking_strategy=0x7f82f09a2570) at /data/src/10.2/sql/sql_base.cc:3928
#9  0x00005577149c971d in open_tables (thd=0x7f8288000ba0, tables=0x7f82f09a2528, counter=0x7f82f09a2558, flags=0, prelocking_strategy=0x7f82f09a2570) at /data/src/10.2/sql/sql_base.h:237
#10 0x00005577149e05fd in mysql_alter_table (thd=0x7f8288000ba0, new_db=0x7f8288013bd0 "test", new_name=0x0, create_info=0x7f82f09a3e50, table_list=0x7f82880135c0, alter_info=0x7f82f09a3da0, order_num=0, order=0x0, ignore=false) at /data/src/10.2/sql/sql_table.cc:8750
#11 0x0000557714a5b954 in Sql_cmd_alter_table::execute (this=0x7f8288013e10, thd=0x7f8288000ba0) at /data/src/10.2/sql/sql_alter.cc:324
#12 0x0000557714916c57 in mysql_execute_command (thd=0x7f8288000ba0) at /data/src/10.2/sql/sql_parse.cc:6208
#13 0x000055771491b5d1 in mysql_parse (thd=0x7f8288000ba0, rawbuf=0x7f8288013478 "ALTER TABLE `CC` PARTITION BY KEY() PARTITIONS 9 /* QNO 3508 CON_ID 14 */", length=73, parser_state=0x7f82f09a5200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7902
#14 0x00005577149094f1 in dispatch_command (command=COM_QUERY, thd=0x7f8288000ba0, packet=0x7f82880dd9b1 "ALTER TABLE `CC` PARTITION BY KEY() PARTITIONS 9 /* QNO 3508 CON_ID 14 */ ", packet_length=74, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1806
#15 0x0000557714907e54 in do_command (thd=0x7f8288000ba0) at /data/src/10.2/sql/sql_parse.cc:1360
#16 0x0000557714a56646 in do_handle_one_connection (connect=0x55771858d860) at /data/src/10.2/sql/sql_connect.cc:1335
#17 0x0000557714a563d3 in handle_one_connection (arg=0x55771858d860) at /data/src/10.2/sql/sql_connect.cc:1241
#18 0x0000557714e761f8 in pfs_spawn_thread (arg=0x5577185ab280) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#19 0x00007f82fb859494 in start_thread (arg=0x7f82f09a6700) at pthread_create.c:333
#20 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 33 (Thread 0x7f82b7fff700 (LWP 10278)):
#0  0x00007f82fb8627dd in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x0000557714f5472f in os_thread_sleep (tm=1000000) at /data/src/10.2/storage/innobase/os/os0thread.cc:230
#2  0x00005577150f59af in btr_defragment_thread () at /data/src/10.2/storage/innobase/btr/btr0defragment.cc:760
#3  0x00007f82fb859494 in start_thread (arg=0x7f82b7fff700) at pthread_create.c:333
#4  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 32 (Thread 0x7f82c27fc700 (LWP 10274)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000557714f54414 in os_event::wait (this=0x557717bbcaf0) at /data/src/10.2/storage/innobase/os/os0event.cc:166
#2  0x0000557714f53e23 in os_event::wait_low (this=0x557717bbcaf0, reset_sig_count=2661) at /data/src/10.2/storage/innobase/os/os0event.cc:336
#3  0x0000557714f541c9 in os_event_wait_low (event=0x557717bbcaf0, reset_sig_count=0) at /data/src/10.2/storage/innobase/os/os0event.cc:535
#4  0x000055771503ad29 in srv_resume_thread (slot=0x557715cda8b8 <srv_sys+440>, sig_count=0, wait=true, timeout_usec=0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:934
#5  0x000055771503e935 in srv_worker_thread (arg=0x0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2600
#6  0x00007f82fb859494 in start_thread (arg=0x7f82c27fc700) at pthread_create.c:333
#7  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 31 (Thread 0x7f82c8994700 (LWP 10270)):
#0  0x00007f82fb8627dd in nanosleep () at ../sysdeps/unix/syscall-template.S:84
#1  0x0000557714f5472f in os_thread_sleep (tm=1000000) at /data/src/10.2/storage/innobase/os/os0thread.cc:230
#2  0x000055771503e33e in srv_master_sleep () at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2411
#3  0x000055771503e470 in srv_master_thread (arg=0x0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2456
#4  0x00007f82fb859494 in start_thread (arg=0x7f82c8994700) at pthread_create.c:333
#5  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 30 (Thread 0x7f82b6ffd700 (LWP 10280)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00005577152e87c0 in safe_cond_wait (cond=0x7f82b6ffcdc0, mp=0x7f82b6ffce00, file=0x5577154e3980 "/data/src/10.2/include/mysql/psi/mysql_thread.h", line=1149) at /data/src/10.2/mysys/thr_mutex.c:491
#2  0x0000557714e8372d in inline_mysql_cond_wait (that=0x7f82b6ffcdc0, mutex=0x7f82b6ffce00, src_file=0x5577154e5038 "/data/src/10.2/storage/innobase/handler/ha_innodb.cc", src_line=338) at /data/src/10.2/include/mysql/psi/mysql_thread.h:1149
#3  0x0000557714e87dc7 in thd_destructor_proxy () at /data/src/10.2/storage/innobase/handler/ha_innodb.cc:338
#4  0x0000557714e761f8 in pfs_spawn_thread (arg=0x5577184f80b0) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#5  0x00007f82fb859494 in start_thread (arg=0x7f82b6ffd700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 29 (Thread 0x7f82cc99c700 (LWP 10261)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82cc99bc40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82cc99bc40, m1=0x7f82cc99bce8, m2=0x7f82cc99bcf0, request=0x7f82cc99bd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=6, m1=0x7f82cc99bce8, m2=0x7f82cc99bcf0, request=0x7f82cc99bd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=6, m1=0x7f82cc99bce8, m2=0x7f82cc99bcf0, request=0x7f82cc99bd20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=6) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718ff0 <n+48>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82cc99c700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 28 (Thread 0x7f82c1ffb700 (LWP 10275)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000557714f54414 in os_event::wait (this=0x557717bbcb70) at /data/src/10.2/storage/innobase/os/os0event.cc:166
#2  0x0000557714f53e23 in os_event::wait_low (this=0x557717bbcb70, reset_sig_count=2622) at /data/src/10.2/storage/innobase/os/os0event.cc:336
#3  0x0000557714f541c9 in os_event_wait_low (event=0x557717bbcb70, reset_sig_count=0) at /data/src/10.2/storage/innobase/os/os0event.cc:535
#4  0x000055771503ad29 in srv_resume_thread (slot=0x557715cda8f0 <srv_sys+496>, sig_count=0, wait=true, timeout_usec=0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:934
#5  0x000055771503e935 in srv_worker_thread (arg=0x0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2600
#6  0x00007f82fb859494 in start_thread (arg=0x7f82c1ffb700) at pthread_create.c:333
#7  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 27 (Thread 0x7f82fbc72b80 (LWP 10252)):
#0  0x00007f82f9c364ed in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x0000557714832760 in handle_connections_sockets () at /data/src/10.2/sql/mysqld.cc:6586
#2  0x0000557714831a40 in mysqld_main (argc=19, argv=0x5577179717e8) at /data/src/10.2/sql/mysqld.cc:6052
#3  0x00005577148261d0 in main (argc=19, argv=0x7fff97c941e8) at /data/src/10.2/sql/main.cc:25

Thread 26 (Thread 0x7f82dd4dc700 (LWP 10257)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82dd4dbc40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82dd4dbc40, m1=0x7f82dd4dbce8, m2=0x7f82dd4dbcf0, request=0x7f82dd4dbd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=2, m1=0x7f82dd4dbce8, m2=0x7f82dd4dbcf0, request=0x7f82dd4dbd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=2, m1=0x7f82dd4dbce8, m2=0x7f82dd4dbcf0, request=0x7f82dd4dbd20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=2) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718fd0 <n+16>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82dd4dc700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 25 (Thread 0x7f82c17fa700 (LWP 10276)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000557714f54414 in os_event::wait (this=0x557717bbca70) at /data/src/10.2/storage/innobase/os/os0event.cc:166
#2  0x0000557714f53e23 in os_event::wait_low (this=0x557717bbca70, reset_sig_count=2810) at /data/src/10.2/storage/innobase/os/os0event.cc:336
#3  0x0000557714f541c9 in os_event_wait_low (event=0x557717bbca70, reset_sig_count=0) at /data/src/10.2/storage/innobase/os/os0event.cc:535
#4  0x000055771503ad29 in srv_resume_thread (slot=0x557715cda880 <srv_sys+384>, sig_count=0, wait=true, timeout_usec=0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:934
#5  0x000055771503e935 in srv_worker_thread (arg=0x0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2600
#6  0x00007f82fb859494 in start_thread (arg=0x7f82c17fa700) at pthread_create.c:333
#7  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 24 (Thread 0x7f82f16a0700 (LWP 10254)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00005577152e8aca in safe_cond_timedwait (cond=0x5577166cdb00 <COND_checkpoint>, mp=0x5577166cda40 <LOCK_checkpoint>, abstime=0x7f82f169fe00, file=0x5577154bd5f0 "/data/src/10.2/include/mysql/psi/mysql_thread.h", line=1186) at /data/src/10.2/mysys/thr_mutex.c:545
#2  0x0000557714dc35bf in inline_mysql_cond_timedwait (that=0x5577166cdb00 <COND_checkpoint>, mutex=0x5577166cda40 <LOCK_checkpoint>, abstime=0x7f82f169fe00, src_file=0x5577154bd620 "/data/src/10.2/storage/maria/ma_servicethread.c", src_line=116) at /data/src/10.2/include/mysql/psi/mysql_thread.h:1186
#3  0x0000557714dc3a71 in my_service_thread_sleep (control=0x557715cc8880 <checkpoint_control>, sleep_time=29000000000) at /data/src/10.2/storage/maria/ma_servicethread.c:115
#4  0x0000557714db8731 in ma_checkpoint_background (arg=0x1e) at /data/src/10.2/storage/maria/ma_checkpoint.c:709
#5  0x0000557714e761f8 in pfs_spawn_thread (arg=0x557717a9e450) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#6  0x00007f82fb859494 in start_thread (arg=0x7f82f16a0700) at pthread_create.c:333
#7  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 23 (Thread 0x7f82f095c700 (LWP 10293)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007f82fb85bcc6 in __GI___pthread_mutex_lock (mutex=0x557715e9b7e8 <LOCK_prepared_stmt_count+40>) at ../nptl/pthread_mutex_lock.c:135
#2  0x00005577152e7f95 in safe_mutex_lock (mp=0x557715e9b7c0 <LOCK_prepared_stmt_count>, my_flags=0, file=0x557715398758 "/data/src/10.2/sql/sql_class.cc", line=3766) at /data/src/10.2/mysys/thr_mutex.c:292
#3  0x00005577148beb62 in inline_mysql_mutex_lock (that=0x557715e9b7c0 <LOCK_prepared_stmt_count>, src_file=0x557715398758 "/data/src/10.2/sql/sql_class.cc", src_line=3766) at /data/src/10.2/include/mysql/psi/mysql_thread.h:681
#4  0x00005577148ca6e7 in Statement_map::insert (this=0x7f8280002598, thd=0x7f8280000b00, statement=0x7f8280035cd0) at /data/src/10.2/sql/sql_class.cc:3766
#5  0x0000557714933af5 in mysql_sql_stmt_prepare (thd=0x7f8280000b00) at /data/src/10.2/sql/sql_prepare.cc:2806
#6  0x000055771490dc53 in mysql_execute_command (thd=0x7f8280000b00) at /data/src/10.2/sql/sql_parse.cc:3478
#7  0x000055771491b5d1 in mysql_parse (thd=0x7f8280000b00, rawbuf=0x7f82800110c8 "/* GenTest::Transform::ExecuteAsPreparedTwice */ PREPARE prep_stmt_10292 FROM ' SELECT * FROM INFORMATION_SCHEMA.`INDEX_STATISTICS` AS table1 WHERE ( table1.`TABLE_NAME` LIKE \\'wait/synch/mutex/%\\' AN"..., length=339, parser_state=0x7f82f095b200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7902
#8  0x00005577149094f1 in dispatch_command (command=COM_QUERY, thd=0x7f8280000b00, packet=0x7f8280008851 "/* GenTest::Transform::ExecuteAsPreparedTwice */ PREPARE prep_stmt_10292 FROM ' SELECT * FROM INFORMATION_SCHEMA.`INDEX_STATISTICS` AS table1 WHERE ( table1.`TABLE_NAME` LIKE \\'wait/synch/mutex/%\\' AN"..., packet_length=340, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1806
#9  0x0000557714907e54 in do_command (thd=0x7f8280000b00) at /data/src/10.2/sql/sql_parse.cc:1360
#10 0x0000557714a56646 in do_handle_one_connection (connect=0x5577184fac80) at /data/src/10.2/sql/sql_connect.cc:1335
#11 0x0000557714a563d3 in handle_one_connection (arg=0x5577184fac80) at /data/src/10.2/sql/sql_connect.cc:1241
#12 0x0000557714e761f8 in pfs_spawn_thread (arg=0x55771853c950) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#13 0x00007f82fb859494 in start_thread (arg=0x7f82f095c700) at pthread_create.c:333
#14 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 22 (Thread 0x7f82cc19b700 (LWP 10262)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82cc19ac40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82cc19ac40, m1=0x7f82cc19ace8, m2=0x7f82cc19acf0, request=0x7f82cc19ad20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=7, m1=0x7f82cc19ace8, m2=0x7f82cc19acf0, request=0x7f82cc19ad20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=7, m1=0x7f82cc19ace8, m2=0x7f82cc19acf0, request=0x7f82cc19ad20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=7) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718ff8 <n+56>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82cc19b700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 21 (Thread 0x7f82c9195700 (LWP 10269)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x0000557714f53cb9 in os_event::timed_wait (this=0x557717bbcc70, abstime=0x7f82c9194e60) at /data/src/10.2/storage/innobase/os/os0event.cc:286
#2  0x0000557714f53fc3 in os_event::wait_time_low (this=0x557717bbcc70, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:413
#3  0x0000557714f541a4 in os_event_wait_time_low (event=0x557717bbcc70, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:518
#4  0x000055771503cb6f in srv_monitor_thread () at /data/src/10.2/storage/innobase/srv/srv0srv.cc:1753
#5  0x00007f82fb859494 in start_thread (arg=0x7f82c9195700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 20 (Thread 0x7f82f08c8700 (LWP 10297)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007f82fb85bcc6 in __GI___pthread_mutex_lock (mutex=0x557716731e40 <THR_LOCK_mutex>) at ../nptl/pthread_mutex_lock.c:135
#2  0x00005577152e8153 in safe_mutex_lock (mp=0x7f82883a9fd0, my_flags=0, file=0x5577153f8460 "/data/src/10.2/sql/table_cache.cc", line=964) at /data/src/10.2/mysys/thr_mutex.c:335
#3  0x0000557714af8b27 in inline_mysql_mutex_lock (that=0x7f82883a9fd0, src_file=0x5577153f8460 "/data/src/10.2/sql/table_cache.cc", src_line=964) at /data/src/10.2/include/mysql/psi/mysql_thread.h:681
#4  0x0000557714afb1fb in tdc_release_share (share=0x7f8278061e78) at /data/src/10.2/sql/table_cache.cc:964
#5  0x00005577149a8990 in fill_schema_table_from_frm (thd=0x7f8278000b00, table=0x7f82780b0968, schema_table=0x557715cb2100 <schema_tables+320>, db_name=0x7f8278131710, table_name=0x7f8278276360, open_tables_state_backup=0x7f82f08c57f0, can_deadlock=false) at /data/src/10.2/sql/sql_show.cc:4754
#6  0x00005577149a9311 in get_all_tables (thd=0x7f8278000b00, tables=0x7f82780121f0, cond=0x7f82780df2b8) at /data/src/10.2/sql/sql_show.cc:4989
#7  0x00005577149b954b in get_schema_tables_result (join=0x7f82780164e0, executed_place=PROCESSED_BY_JOIN_EXEC) at /data/src/10.2/sql/sql_show.cc:8343
#8  0x0000557714956ee7 in JOIN::exec_inner (this=0x7f82780164e0) at /data/src/10.2/sql/sql_select.cc:3530
#9  0x00005577149565a0 in JOIN::exec (this=0x7f82780164e0) at /data/src/10.2/sql/sql_select.cc:3361
#10 0x000055771495776b in mysql_select (thd=0x7f8278000b00, tables=0x7f8278011b58, wild_num=1, fields=..., conds=0x7f8278013688, og_num=0, order=0x0, group=0x0, having=0x0, proc_param=0x0, select_options=552440433408, result=0x7f82780164c0, unit=0x7f82780046a8, select_lex=0x7f8278004de0) at /data/src/10.2/sql/sql_select.cc:3761
#11 0x000055771494bdb2 in handle_select (thd=0x7f8278000b00, lex=0x7f82780045e0, result=0x7f82780164c0, setup_tables_done_option=0) at /data/src/10.2/sql/sql_select.cc:376
#12 0x0000557714917b9b in execute_sqlcom_select (thd=0x7f8278000b00, all_tables=0x7f8278011b58) at /data/src/10.2/sql/sql_parse.cc:6456
#13 0x000055771490dc22 in mysql_execute_command (thd=0x7f8278000b00) at /data/src/10.2/sql/sql_parse.cc:3467
#14 0x000055771491b5d1 in mysql_parse (thd=0x7f8278000b00, rawbuf=0x7f82780110c8 "SELECT * FROM (INFORMATION_SCHEMA.`PARAMETERS` AS table1 LEFT OUTER JOIN INFORMATION_SCHEMA.`COLUMNS` AS table2 ON ( table2.`TABLE_SCHEMA` = table1.`CHARACTER_SET_NAME` ) ) WHERE table1.`CHARACTER_SET"..., length=256, parser_state=0x7f82f08c7200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7902
#15 0x00005577149094f1 in dispatch_command (command=COM_QUERY, thd=0x7f8278000b00, packet=0x7f8278008851 " SELECT * FROM (INFORMATION_SCHEMA.`PARAMETERS` AS table1 LEFT OUTER JOIN INFORMATION_SCHEMA.`COLUMNS` AS table2 ON ( table2.`TABLE_SCHEMA` = table1.`CHARACTER_SET_NAME` ) ) WHERE table1.`CHARACTER_SE"..., packet_length=258, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1806
#16 0x0000557714907e54 in do_command (thd=0x7f8278000b00) at /data/src/10.2/sql/sql_parse.cc:1360
#17 0x0000557714a56646 in do_handle_one_connection (connect=0x557717a922f0) at /data/src/10.2/sql/sql_connect.cc:1335
#18 0x0000557714a563d3 in handle_one_connection (arg=0x557717a922f0) at /data/src/10.2/sql/sql_connect.cc:1241
#19 0x0000557714e761f8 in pfs_spawn_thread (arg=0x557717b68690) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#20 0x00007f82fb859494 in start_thread (arg=0x7f82f08c8700) at pthread_create.c:333
#21 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 19 (Thread 0x7f82dc083700 (LWP 10309)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00005577152e8aca in safe_cond_timedwait (cond=0x557715e97f60 <COND_thread_cache>, mp=0x557715e9a800 <LOCK_thread_cache>, abstime=0x7f82dc082da0, file=0x5577153782c0 "/data/src/10.2/include/mysql/psi/mysql_thread.h", line=1186) at /data/src/10.2/mysys/thr_mutex.c:545
#2  0x0000557714826a69 in inline_mysql_cond_timedwait (that=0x557715e97f60 <COND_thread_cache>, mutex=0x557715e9a800 <LOCK_thread_cache>, abstime=0x7f82dc082da0, src_file=0x55771537a02a "/data/src/10.2/sql/mysqld.cc", src_line=2968) at /data/src/10.2/include/mysql/psi/mysql_thread.h:1186
#3  0x000055771482baec in cache_thread (thd=0x7f8264000b00) at /data/src/10.2/sql/mysqld.cc:2967
#4  0x000055771482bd90 in one_thread_per_connection_end (thd=0x7f8264000b00, put_in_cache=true) at /data/src/10.2/sql/mysqld.cc:3056
#5  0x0000557714a5672f in do_handle_one_connection (connect=0x557717a922f0) at /data/src/10.2/sql/sql_connect.cc:1354
#6  0x0000557714a563d3 in handle_one_connection (arg=0x557717a922f0) at /data/src/10.2/sql/sql_connect.cc:1241
#7  0x0000557714e761f8 in pfs_spawn_thread (arg=0x557718503a00) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#8  0x00007f82fb859494 in start_thread (arg=0x7f82dc083700) at pthread_create.c:333
#9  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 18 (Thread 0x7f82dc0cd700 (LWP 10308)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007f82fb85bcc6 in __GI___pthread_mutex_lock (mutex=0x557716731e40 <THR_LOCK_mutex>) at ../nptl/pthread_mutex_lock.c:135
#2  0x00005577152e7dc4 in safe_mutex_init (mp=0x7f8270028188, attr=0x0, name=0x5577153c0aca "&share->LOCK_share", file=0x5577153c09e8 "/data/src/10.2/sql/table.cc", line=336) at /data/src/10.2/mysys/thr_mutex.c:225
#3  0x0000557714a05b3f in inline_mysql_mutex_init (key=54, that=0x7f8270028188, attr=0x0, src_name=0x5577153c0aca "&share->LOCK_share", src_file=0x5577153c09e8 "/data/src/10.2/sql/table.cc", src_line=336) at /data/src/10.2/include/mysql/psi/mysql_thread.h:619
#4  0x0000557714a070c3 in alloc_table_share (db=0x7f82700113d8 "transforms", table_name=0x7f82700113e8 "delete_returning_10307", key=0x7f82700118b1 "transforms", key_length=34) at /data/src/10.2/sql/table.cc:336
#5  0x0000557714afa9da in tdc_acquire_share (thd=0x7f8270000b00, tl=0x7f8270011440, flags=3, out_table=0x7f82dc0c9e18) at /data/src/10.2/sql/table_cache.cc:818
#6  0x000055771489ae07 in open_table (thd=0x7f8270000b00, table_list=0x7f8270011440, ot_ctx=0x7f82dc0ca170) at /data/src/10.2/sql/sql_base.cc:1742
#7  0x00005577148f1809 in create_table_from_items (thd=0x7f8270000b00, create_info=0x7f82dc0cb910, create_table=0x7f8270011440, alter_info=0x7f82dc0cb860, items=0x7f8270004f08, lock=0x7f82dc0cb288, hooks=0x7f82dc0cb2c0) at /data/src/10.2/sql/sql_insert.cc:4145
#8  0x00005577148f1df5 in select_create::prepare (this=0x7f8270013198, values=..., u=0x7f82700046a8) at /data/src/10.2/sql/sql_insert.cc:4300
#9  0x000055771494e32e in JOIN::prepare (this=0x7f8270013290, tables_init=0x7f8270011c00, wild_num=1, conds_init=0x7f8270012498, og_num=4, order_init=0x7f8270012730, skip_order_by=false, group_init=0x0, having_init=0x0, proc_param_init=0x0, select_lex_arg=0x7f8270004de0, unit_arg=0x7f82700046a8) at /data/src/10.2/sql/sql_select.cc:1049
#10 0x00005577149576b5 in mysql_select (thd=0x7f8270000b00, tables=0x7f8270011c00, wild_num=1, fields=..., conds=0x7f8270012498, og_num=4, order=0x7f8270012730, group=0x0, having=0x0, proc_param=0x0, select_options=552708868864, result=0x7f8270013198, unit=0x7f82700046a8, select_lex=0x7f8270004de0) at /data/src/10.2/sql/sql_select.cc:3739
#11 0x000055771494bdb2 in handle_select (thd=0x7f8270000b00, lex=0x7f82700045e0, result=0x7f8270013198, setup_tables_done_option=0) at /data/src/10.2/sql/sql_select.cc:376
#12 0x000055771490eebb in mysql_execute_command (thd=0x7f8270000b00) at /data/src/10.2/sql/sql_parse.cc:3936
#13 0x000055771491b5d1 in mysql_parse (thd=0x7f8270000b00, rawbuf=0x7f82700110c8 "CREATE TABLE transforms.delete_returning_10307  SELECT * FROM INFORMATION_SCHEMA.`GLOBAL_VARIABLES` AS table1 WHERE table1.`VARIABLE_NAME` != table1.`VARIABLE_VALUE` ORDER BY table1.`VARIABLE_NAME`, t"..., length=330, parser_state=0x7f82dc0cc200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7902
#14 0x00005577149094f1 in dispatch_command (command=COM_QUERY, thd=0x7f8270000b00, packet=0x7f8270008851 "CREATE TABLE transforms.delete_returning_10307  SELECT * FROM INFORMATION_SCHEMA.`GLOBAL_VARIABLES` AS table1 WHERE table1.`VARIABLE_NAME` != table1.`VARIABLE_VALUE` ORDER BY table1.`VARIABLE_NAME`, t"..., packet_length=331, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1806
#15 0x0000557714907e54 in do_command (thd=0x7f8270000b00) at /data/src/10.2/sql/sql_parse.cc:1360
#16 0x0000557714a56646 in do_handle_one_connection (connect=0x5577184fac80) at /data/src/10.2/sql/sql_connect.cc:1335
#17 0x0000557714a563d3 in handle_one_connection (arg=0x5577184fac80) at /data/src/10.2/sql/sql_connect.cc:1241
#18 0x0000557714e761f8 in pfs_spawn_thread (arg=0x5577185931d0) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#19 0x00007f82fb859494 in start_thread (arg=0x7f82dc0cd700) at pthread_create.c:333
#20 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 17 (Thread 0x7f82f006c700 (LWP 10300)):
#0  __lll_lock_wait () at ../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1  0x00007f82fb85bcc6 in __GI___pthread_mutex_lock (mutex=0x557716731e40 <THR_LOCK_mutex>) at ../nptl/pthread_mutex_lock.c:135
#2  0x00005577152e8153 in safe_mutex_lock (mp=0x557715e9b7c0 <LOCK_prepared_stmt_count>, my_flags=0, file=0x5577153855f0 "/data/src/10.2/sql/sys_vars_shared.h", line=54) at /data/src/10.2/mysys/thr_mutex.c:335
#3  0x0000557714850839 in inline_mysql_mutex_lock (that=0x557715e9b7c0 <LOCK_prepared_stmt_count>, src_file=0x5577153855f0 "/data/src/10.2/sql/sys_vars_shared.h", src_line=54) at /data/src/10.2/include/mysql/psi/mysql_thread.h:681
#4  0x0000557714854f1a in PolyLock_mutex::rdlock (this=0x557715eb3420 <PLock_prepared_stmt_count>) at /data/src/10.2/sql/sys_vars_shared.h:54
#5  0x000055771485502e in AutoRLock::AutoRLock (this=0x7f82f0068cf0, l=0x557715eb3420 <PLock_prepared_stmt_count>) at /data/src/10.2/sql/sys_vars_shared.h:81
#6  0x000055771485155b in sys_var::value_ptr (this=0x557715eb3440 <Sys_max_prepared_stmt_count>, thd=0x7f826c000b00, type=SHOW_OPT_GLOBAL, base=0x55771539f900 <null_lex_str>) at /data/src/10.2/sql/set_var.cc:280
#7  0x0000557714853594 in store_var (field=0x7f826c120e38, var=0x557715eb3440 <Sys_max_prepared_stmt_count>, scope=SHOW_OPT_GLOBAL, str=0x7f82f0068e20) at /data/src/10.2/sql/set_var.cc:1053
#8  0x0000557714853901 in fill_sysvars (thd=0x7f826c000b00, tables=0x7f826c0eb330, cond=0x0) at /data/src/10.2/sql/set_var.cc:1093
#9  0x00005577149b954b in get_schema_tables_result (join=0x7f826c0fc0b8, executed_place=PROCESSED_BY_JOIN_EXEC) at /data/src/10.2/sql/sql_show.cc:8343
#10 0x0000557714956ee7 in JOIN::exec_inner (this=0x7f826c0fc0b8) at /data/src/10.2/sql/sql_select.cc:3530
#11 0x00005577149565a0 in JOIN::exec (this=0x7f826c0fc0b8) at /data/src/10.2/sql/sql_select.cc:3361
#12 0x000055771495776b in mysql_select (thd=0x7f826c000b00, tables=0x7f826c0eb330, wild_num=1, fields=..., conds=0x7f826c0f12f8, og_num=13, order=0x7f826c0f1500, group=0x0, having=0x0, proc_param=0x0, select_options=552440434432, result=0x7f826c0fc098, unit=0x7f826c0e9d80, select_lex=0x7f826c0ea4b8) at /data/src/10.2/sql/sql_select.cc:3761
#13 0x000055771494bdb2 in handle_select (thd=0x7f826c000b00, lex=0x7f826c0e9cb8, result=0x7f826c0fc098, setup_tables_done_option=0) at /data/src/10.2/sql/sql_select.cc:376
#14 0x0000557714917b9b in execute_sqlcom_select (thd=0x7f826c000b00, all_tables=0x7f826c0eb330) at /data/src/10.2/sql/sql_parse.cc:6456
#15 0x000055771490dc22 in mysql_execute_command (thd=0x7f826c000b00) at /data/src/10.2/sql/sql_parse.cc:3467
#16 0x0000557714d00466 in sp_instr_stmt::exec_core (this=0x7f826c0f2ce0, thd=0x7f826c000b00, nextp=0x7f82f006a19c) at /data/src/10.2/sql/sp_head.cc:3246
#17 0x0000557714cffad1 in sp_lex_keeper::reset_lex_and_exec_core (this=0x7f826c0f2d20, thd=0x7f826c000b00, nextp=0x7f82f006a19c, open_tables=false, instr=0x7f826c0f2ce0) at /data/src/10.2/sql/sp_head.cc:3009
#18 0x0000557714d00111 in sp_instr_stmt::execute (this=0x7f826c0f2ce0, thd=0x7f826c000b00, nextp=0x7f82f006a19c) at /data/src/10.2/sql/sp_head.cc:3162
#19 0x0000557714cfb2d1 in sp_head::execute (this=0x7f826c101bf8, thd=0x7f826c000b00, merge_da_on_success=true) at /data/src/10.2/sql/sp_head.cc:1327
#20 0x0000557714cfd373 in sp_head::execute_procedure (this=0x7f826c101bf8, thd=0x7f826c000b00, args=0x7f826c0053d0) at /data/src/10.2/sql/sp_head.cc:2117
#21 0x000055771490c235 in do_execute_sp (thd=0x7f826c000b00, sp=0x7f826c101bf8) at /data/src/10.2/sql/sql_parse.cc:2894
#22 0x000055771491554a in mysql_execute_command (thd=0x7f826c000b00) at /data/src/10.2/sql/sql_parse.cc:5808
#23 0x000055771491b5d1 in mysql_parse (thd=0x7f826c000b00, rawbuf=0x7f826c0110c8 "CALL stored_proc_10299 /* TRANSFORM_OUTCOME_UNORDERED_MATCH */ /* QNO 1498 CON_ID 18 */", length=87, parser_state=0x7f82f006b200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7902
#24 0x00005577149094f1 in dispatch_command (command=COM_QUERY, thd=0x7f826c000b00, packet=0x7f826c008851 "CALL stored_proc_10299 /* TRANSFORM_OUTCOME_UNORDERED_MATCH */ /* QNO 1498 CON_ID 18 */ ", packet_length=88, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1806
#25 0x0000557714907e54 in do_command (thd=0x7f826c000b00) at /data/src/10.2/sql/sql_parse.cc:1360
#26 0x0000557714a56646 in do_handle_one_connection (connect=0x5577184fafa0) at /data/src/10.2/sql/sql_connect.cc:1335
#27 0x0000557714a563d3 in handle_one_connection (arg=0x5577184fafa0) at /data/src/10.2/sql/sql_connect.cc:1241
#28 0x0000557714e761f8 in pfs_spawn_thread (arg=0x557718579d70) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#29 0x00007f82fb859494 in start_thread (arg=0x7f82f006c700) at pthread_create.c:333
#30 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 16 (Thread 0x7f82c37fe700 (LWP 10272)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x0000557714f53cb9 in os_event::timed_wait (this=0x5577184f7260, abstime=0x7f82c37fdc90) at /data/src/10.2/storage/innobase/os/os0event.cc:286
#2  0x0000557714f53fc3 in os_event::wait_time_low (this=0x5577184f7260, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:413
#3  0x0000557714f541a4 in os_event_wait_time_low (event=0x5577184f7260, time_in_usec=5000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:518
#4  0x00005577150a771f in ib_wqueue_timedwait (wq=0x5577184f7150, wait_in_usecs=5000000) at /data/src/10.2/storage/innobase/ut/ut0wqueue.cc:163
#5  0x00005577151dcf1f in fts_optimize_thread (arg=0x5577184f7150) at /data/src/10.2/storage/innobase/fts/fts0opt.cc:3035
#6  0x00007f82fb859494 in start_thread (arg=0x7f82c37fe700) at pthread_create.c:333
#7  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 15 (Thread 0x7f82cb199700 (LWP 10264)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82cb198c40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82cb198c40, m1=0x7f82cb198ce8, m2=0x7f82cb198cf0, request=0x7f82cb198d20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=9, m1=0x7f82cb198ce8, m2=0x7f82cb198cf0, request=0x7f82cb198d20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=9, m1=0x7f82cb198ce8, m2=0x7f82cb198cf0, request=0x7f82cb198d20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=9) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716719008 <n+72>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82cb199700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 14 (Thread 0x7f82c0ff9700 (LWP 10277)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000557714f54414 in os_event::wait (this=0x557717bbccf0) at /data/src/10.2/storage/innobase/os/os0event.cc:166
#2  0x0000557714f53e23 in os_event::wait_low (this=0x557717bbccf0, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:336
#3  0x0000557714f541c9 in os_event_wait_low (event=0x557717bbccf0, reset_sig_count=0) at /data/src/10.2/storage/innobase/os/os0event.cc:535
#4  0x00005577151197fe in buf_dump_thread () at /data/src/10.2/storage/innobase/buf/buf0dump.cc:777
#5  0x00007f82fb859494 in start_thread (arg=0x7f82c0ff9700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 13 (Thread 0x7f82ca197700 (LWP 10268)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x0000557714f53cb9 in os_event::timed_wait (this=0x557717bbcbf0, abstime=0x7f82ca196ce0) at /data/src/10.2/storage/innobase/os/os0event.cc:286
#2  0x0000557714f53fc3 in os_event::wait_time_low (this=0x557717bbcbf0, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:413
#3  0x0000557714f541a4 in os_event_wait_time_low (event=0x557717bbcbf0, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:518
#4  0x000055771503d0a5 in srv_error_monitor_thread () at /data/src/10.2/storage/innobase/srv/srv0srv.cc:1922
#5  0x00007f82fb859494 in start_thread (arg=0x7f82ca197700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 12 (Thread 0x7f82c9996700 (LWP 10267)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x0000557714f53cb9 in os_event::timed_wait (this=0x5577186f2930, abstime=0x7f82c9995e80) at /data/src/10.2/storage/innobase/os/os0event.cc:286
#2  0x0000557714f53fc3 in os_event::wait_time_low (this=0x5577186f2930, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:413
#3  0x0000557714f541a4 in os_event_wait_time_low (event=0x5577186f2930, time_in_usec=1000000, reset_sig_count=1) at /data/src/10.2/storage/innobase/os/os0event.cc:518
#4  0x0000557714f22bbe in lock_wait_timeout_thread () at /data/src/10.2/storage/innobase/lock/lock0wait.cc:547
#5  0x00007f82fb859494 in start_thread (arg=0x7f82c9996700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 11 (Thread 0x7f82ca998700 (LWP 10265)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x0000557714f53cb9 in os_event::timed_wait (this=0x557717bbcd70, abstime=0x7f82ca997c30) at /data/src/10.2/storage/innobase/os/os0event.cc:286
#2  0x0000557714f53fc3 in os_event::wait_time_low (this=0x557717bbcd70, time_in_usec=966000, reset_sig_count=2) at /data/src/10.2/storage/innobase/os/os0event.cc:413
#3  0x0000557714f541a4 in os_event_wait_time_low (event=0x557717bbcd70, time_in_usec=966000, reset_sig_count=2) at /data/src/10.2/storage/innobase/os/os0event.cc:518
#4  0x0000557715122e6f in pc_sleep_if_needed (next_loop_time=1520536507327, sig_count=2, cur_time=1520536506361) at /data/src/10.2/storage/innobase/buf/buf0flu.cc:2718
#5  0x0000557715123d4e in buf_flush_page_cleaner_coordinator () at /data/src/10.2/storage/innobase/buf/buf0flu.cc:3203
#6  0x00007f82fb859494 in start_thread (arg=0x7f82ca998700) at pthread_create.c:333
#7  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 10 (Thread 0x7f82cd19d700 (LWP 10260)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82cd19cc40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82cd19cc40, m1=0x7f82cd19cce8, m2=0x7f82cd19ccf0, request=0x7f82cd19cd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=5, m1=0x7f82cd19cce8, m2=0x7f82cd19ccf0, request=0x7f82cd19cd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=5, m1=0x7f82cd19cce8, m2=0x7f82cd19ccf0, request=0x7f82cd19cd20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=5) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718fe8 <n+40>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82cd19d700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 9 (Thread 0x7f82c2ffd700 (LWP 10273)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x0000557714f54414 in os_event::wait (this=0x557717bbc9f0) at /data/src/10.2/storage/innobase/os/os0event.cc:166
#2  0x0000557714f53e23 in os_event::wait_low (this=0x557717bbc9f0, reset_sig_count=1747) at /data/src/10.2/storage/innobase/os/os0event.cc:336
#3  0x0000557714f541c9 in os_event_wait_low (event=0x557717bbc9f0, reset_sig_count=1747) at /data/src/10.2/storage/innobase/os/os0event.cc:535
#4  0x000055771503ad29 in srv_resume_thread (slot=0x557715cda848 <srv_sys+328>, sig_count=1747, wait=true, timeout_usec=0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:934
#5  0x000055771503edf0 in srv_purge_coordinator_suspend (slot=0x557715cda848 <srv_sys+328>, rseg_history_len=15) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2753
#6  0x000055771503f18b in srv_purge_coordinator_thread (arg=0x0) at /data/src/10.2/storage/innobase/srv/srv0srv.cc:2840
#7  0x00007f82fb859494 in start_thread (arg=0x7f82c2ffd700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 8 (Thread 0x7f82cd99e700 (LWP 10259)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82cd99dc40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82cd99dc40, m1=0x7f82cd99dce8, m2=0x7f82cd99dcf0, request=0x7f82cd99dd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=4, m1=0x7f82cd99dce8, m2=0x7f82cd99dcf0, request=0x7f82cd99dd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=4, m1=0x7f82cd99dce8, m2=0x7f82cd99dcf0, request=0x7f82cd99dd20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=4) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718fe0 <n+32>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82cd99e700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 7 (Thread 0x7f82c3fff700 (LWP 10271)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x0000557714f53cb9 in os_event::timed_wait (this=0x55771880a0b0, abstime=0x7f82c3ffeea0) at /data/src/10.2/storage/innobase/os/os0event.cc:286
#2  0x0000557714f53fc3 in os_event::wait_time_low (this=0x55771880a0b0, time_in_usec=10000000, reset_sig_count=99) at /data/src/10.2/storage/innobase/os/os0event.cc:413
#3  0x0000557714f541a4 in os_event_wait_time_low (event=0x55771880a0b0, time_in_usec=10000000, reset_sig_count=0) at /data/src/10.2/storage/innobase/os/os0event.cc:518
#4  0x000055771517dc76 in dict_stats_thread () at /data/src/10.2/storage/innobase/dict/dict0stats_bg.cc:451
#5  0x00007f82fb859494 in start_thread (arg=0x7f82c3fff700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 6 (Thread 0x7f82dccdb700 (LWP 10258)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82dccdac40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82dccdac40, m1=0x7f82dccdace8, m2=0x7f82dccdacf0, request=0x7f82dccdad20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=3, m1=0x7f82dccdace8, m2=0x7f82dccdacf0, request=0x7f82dccdad20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=3, m1=0x7f82dccdace8, m2=0x7f82dccdacf0, request=0x7f82dccdad20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=3) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718fd8 <n+24>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82dccdb700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 5 (Thread 0x7f82cb99a700 (LWP 10263)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82cb999c40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82cb999c40, m1=0x7f82cb999ce8, m2=0x7f82cb999cf0, request=0x7f82cb999d20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=8, m1=0x7f82cb999ce8, m2=0x7f82cb999cf0, request=0x7f82cb999d20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=8, m1=0x7f82cb999ce8, m2=0x7f82cb999cf0, request=0x7f82cb999d20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=8) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716719000 <n+64>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82cb99a700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 4 (Thread 0x7f82ddcdd700 (LWP 10256)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82ddcdcc40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82ddcdcc40, m1=0x7f82ddcdcce8, m2=0x7f82ddcdccf0, request=0x7f82ddcdcd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=1, m1=0x7f82ddcdcce8, m2=0x7f82ddcdccf0, request=0x7f82ddcdcd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=1, m1=0x7f82ddcdcce8, m2=0x7f82ddcdccf0, request=0x7f82ddcdcd20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=1) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718fc8 <n+8>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82ddcdd700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 3 (Thread 0x7f82f086d700 (LWP 10255)):
#0  0x00007f82fb6506ea in ?? () from /lib/x86_64-linux-gnu/libaio.so.1
#1  0x0000557714f476f0 in LinuxAIOHandler::collect (this=0x7f82f086cc40) at /data/src/10.2/storage/innobase/os/os0file.cc:1893
#2  0x0000557714f47bfe in LinuxAIOHandler::poll (this=0x7f82f086cc40, m1=0x7f82f086cce8, m2=0x7f82f086ccf0, request=0x7f82f086cd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2038
#3  0x0000557714f47d5e in os_aio_linux_handler (global_segment=0, m1=0x7f82f086cce8, m2=0x7f82f086ccf0, request=0x7f82f086cd20) at /data/src/10.2/storage/innobase/os/os0file.cc:2092
#4  0x0000557714f4c8c9 in os_aio_handler (segment=0, m1=0x7f82f086cce8, m2=0x7f82f086ccf0, request=0x7f82f086cd20) at /data/src/10.2/storage/innobase/os/os0file.cc:5720
#5  0x000055771519633e in fil_aio_wait (segment=0) at /data/src/10.2/storage/innobase/fil/fil0fil.cc:5331
#6  0x0000557715041899 in io_handler_thread (arg=0x557716718fc0 <n>) at /data/src/10.2/storage/innobase/srv/srv0start.cc:342
#7  0x00007f82fb859494 in start_thread (arg=0x7f82f086d700) at pthread_create.c:333
#8  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 2 (Thread 0x7f82f3de9700 (LWP 10253)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:225
#1  0x00005577152e8aca in safe_cond_timedwait (cond=0x557716731f80 <COND_timer>, mp=0x557716731ec0 <LOCK_timer>, abstime=0x7f82f3de8eb0, file=0x55771565a670 "/data/src/10.2/include/mysql/psi/mysql_thread.h", line=1186) at /data/src/10.2/mysys/thr_mutex.c:545
#2  0x00005577152e9a8b in inline_mysql_cond_timedwait (that=0x557716731f80 <COND_timer>, mutex=0x557716731ec0 <LOCK_timer>, abstime=0x7f82f3de8eb0, src_file=0x55771565a6a0 "/data/src/10.2/mysys/thr_timer.c", src_line=292) at /data/src/10.2/include/mysql/psi/mysql_thread.h:1186
#3  0x00005577152ea542 in timer_handler (arg=0x0) at /data/src/10.2/mysys/thr_timer.c:292
#4  0x0000557714e761f8 in pfs_spawn_thread (arg=0x557717a8bae0) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#5  0x00007f82fb859494 in start_thread (arg=0x7f82f3de9700) at pthread_create.c:333
#6  0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6

Thread 1 (Thread 0x7f82f0912700 (LWP 10295)):
#0  __pthread_kill (threadid=<optimized out>, signo=11) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
#1  0x00005577152e326d in my_write_core (sig=11) at /data/src/10.2/mysys/stacktrace.c:477
#2  0x0000557714b7e4bc in handle_fatal_signal (sig=11) at /data/src/10.2/sql/signal_handler.cc:305
#3  <signal handler called>
#4  0x00005577152bb27e in my_hash_iterate (hash=0x2, action=0x5577152e903d <remove_from_locked_mutex>, argument=0x7f827812e578) at /data/src/10.2/mysys/hash.c:791
#5  0x00005577152e8e2d in safe_mutex_free_deadlock_data (mp=0x7f827812e578) at /data/src/10.2/mysys/thr_mutex.c:656
#6  0x00005577152e8d49 in safe_mutex_destroy (mp=0x7f827812e578, file=0x5577153c09e8 "/data/src/10.2/sql/table.cc", line=444) at /data/src/10.2/mysys/thr_mutex.c:603
#7  0x0000557714a05ba7 in inline_mysql_mutex_destroy (that=0x7f827812e578, src_file=0x5577153c09e8 "/data/src/10.2/sql/table.cc", src_line=444) at /data/src/10.2/include/mysql/psi/mysql_thread.h:640
#8  0x0000557714a0751e in TABLE_SHARE::destroy (this=0x7f827812e488) at /data/src/10.2/sql/table.cc:444
#9  0x0000557714a0771b in free_table_share (share=0x7f827812e488) at /data/src/10.2/sql/table.cc:489
#10 0x0000557714af9d9e in tdc_delete_share_from_hash (element=0x7f828802f7d0) at /data/src/10.2/sql/table_cache.cc:534
#11 0x0000557714afa5ad in tdc_purge (all=true) at /data/src/10.2/sql/table_cache.cc:707
#12 0x00005577148984a0 in close_cached_tables (thd=0x7f8274000b00, tables=0x0, wait_for_refresh=true, timeout=86400) at /data/src/10.2/sql/sql_base.cc:376
#13 0x0000557714a8c4a9 in reload_acl_and_cache (thd=0x7f8274000b00, options=4, tables=0x0, write_to_binlog=0x7f82f0910910) at /data/src/10.2/sql/sql_reload.cc:334
#14 0x0000557714913fae in mysql_execute_command (thd=0x7f8274000b00) at /data/src/10.2/sql/sql_parse.cc:5384
#15 0x000055771491b5d1 in mysql_parse (thd=0x7f8274000b00, rawbuf=0x7f82740110c8 "FLUSH TABLES /* QNO 1535 CON_ID 16 */", length=37, parser_state=0x7f82f0911200, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:7902
#16 0x00005577149094f1 in dispatch_command (command=COM_QUERY, thd=0x7f8274000b00, packet=0x7f8274008851 "FLUSH TABLES /* QNO 1535 CON_ID 16 */ ", packet_length=38, is_com_multi=false, is_next_command=false) at /data/src/10.2/sql/sql_parse.cc:1806
#17 0x0000557714907e54 in do_command (thd=0x7f8274000b00) at /data/src/10.2/sql/sql_parse.cc:1360
#18 0x0000557714a56646 in do_handle_one_connection (connect=0x55771858d860) at /data/src/10.2/sql/sql_connect.cc:1335
#19 0x0000557714a563d3 in handle_one_connection (arg=0x55771858d860) at /data/src/10.2/sql/sql_connect.cc:1241
#20 0x0000557714e761f8 in pfs_spawn_thread (arg=0x557718592440) at /data/src/10.2/storage/perfschema/pfs.cc:1862
#21 0x00007f82fb859494 in start_thread (arg=0x7f82f0912700) at pthread_create.c:333
#22 0x00007f82f9c3f93f in clone () from /lib/x86_64-linux-gnu/libc.so.6