#0 0x00007fa0cde0c771 in pthread_kill () from /lib64/libpthread.so.0
#1 0x0000000000ab7586 in my_write_core (sig=11) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/mysys/stacktrace.c:422
#2 0x000000000072f9ff in handle_fatal_signal (sig=11) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/signal_handler.cc:236
#3 <signal handler called>
#4 0x00007fa0cca58fde in _int_malloc () from /lib64/libc.so.6
#5 0x00007fa0cca5b12c in malloc () from /lib64/libc.so.6
#6 0x0000000000ab15ae in my_malloc (size=48, my_flags=16) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/mysys/my_malloc.c:38
#7 0x00000000008453be in String::realloc (this=0x7fa07874e388, alloc_length=40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_string.cc:96
#8 0x0000000000845ea6 in String::append (this=0x7fa07874e388, s=0x7fa0780050a0 "SET @@global.query_cache_type = 'ON,OFF'", arg_length=40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_string.cc:460
#9 0x000000000098d9b8 in random_name_to_avoid_gcc_bug_29365::Buffer::append (this=0x7fa07874e378, str=0x7fa0780050a0 "SET @@global.query_cache_type = 'ON,OFF'", length=40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/opt_trace.cc:822
#10 0x000000000098cf09 in Opt_trace_stmt::set_query (this=0x7fa07874e300, query=0x7fa0780050a0 "SET @@global.query_cache_type = 'ON,OFF'", length=40, charset=0x17b4100 <my_charset_utf8_latvian_uca_ci>) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/opt_trace.cc:515
#11 0x000000000098e642 in Opt_trace_context::set_query (this=0x1d7d268, query=0x7fa0780050a0 "SET @@global.query_cache_type = 'ON,OFF'", length=40, charset=0x17b4100 <my_charset_utf8_latvian_uca_ci>) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/opt_trace.cc:1255
#12 0x000000000098f434 in Opt_trace_start::Opt_trace_start (this=0x7fa0b0237940, thd=0x1d7ad40, tbl=0x0, sql_command=SQLCOM_SET_OPTION, set_vars=0x1d7df48, query=0x7fa0780050a0 "SET @@global.query_cache_type = 'ON,OFF'", query_length=40, instr=0x0, query_charset=0x17b4100 <my_charset_utf8_latvian_uca_ci>) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/opt_trace2server.cc:217
#13 0x00000000007e2858 in mysql_execute_command (thd=0x1d7ad40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_parse.cc:2798
#14 0x00000000007ed193 in mysql_parse (thd=0x1d7ad40, rawbuf=0x7fa0780050a0 "SET @@global.query_cache_type = 'ON,OFF'", length=40, parser_state=0x7fa0b0237e30) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_parse.cc:6773
#15 0x00000000007df5fc in dispatch_command (command=COM_QUERY, thd=0x1d7ad40, packet=0x2488c31 "SET @@global.query_cache_type = 'ON,OFF';", packet_length=41) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_parse.cc:1432
#16 0x00000000007de528 in do_command (thd=0x1d7ad40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_parse.cc:1049
#17 0x00000000007a64e5 in do_handle_one_connection (thd_arg=0x1d7ad40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_connect.cc:1532
#18 0x00000000007a5fed in handle_one_connection (arg=0x1d7ad40) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_connect.cc:1443
#19 0x0000000000dc5bac in pfs_spawn_thread (arg=0x2534770) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/storage/perfschema/pfs.cc:1860
#20 0x00007fa0cde07df3 in start_thread () from /lib64/libpthread.so.0
#21 0x00007fa0ccad101d in clone () from /lib64/libc.so.6
*** GDB info
#0 0x00007fa0cde0c771 in pthread_kill () from /lib64/ libpthread. so.0 percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/mysys/ stacktrace. c:422 percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ signal_ handler. cc:236 percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/mysys/ my_malloc. c:38 4e388, alloc_length=40) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_string. cc:96 4e388, s=0x7fa0780050a0 "SET @@global. query_cache_ type = 'ON,OFF'", arg_length=40) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_string. cc:460 name_to_ avoid_gcc_ bug_29365: :Buffer: :append (this=0x7fa0787 4e378, str=0x7fa0780050a0 "SET @@global. query_cache_ type = 'ON,OFF'", length=40) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ opt_trace. cc:822 stmt::set_ query (this=0x7fa0787 4e300, query=0x7fa0780 050a0 "SET @@global. query_cache_ type = 'ON,OFF'", length=40, charset=0x17b4100 <my_charset_ utf8_latvian_ uca_ci> ) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ opt_trace. cc:515 context: :set_query (this=0x1d7d268, query=0x7fa0780 050a0 "SET @@global. query_cache_ type = 'ON,OFF'", length=40, charset=0x17b4100 <my_charset_ utf8_latvian_ uca_ci> ) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ opt_trace. cc:1255 start:: Opt_trace_ start (this=0x7fa0b02 37940, thd=0x1d7ad40, tbl=0x0, sql_command= SQLCOM_ SET_OPTION, set_vars=0x1d7df48, query=0x7fa0780 050a0 "SET @@global. query_cache_ type = 'ON,OFF'", query_length=40, instr=0x0, query_charset= 0x17b4100 <my_charset_ utf8_latvian_ uca_ci> ) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ opt_trace2serve r.cc:217 command (thd=0x1d7ad40) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_parse. cc:2798 0x7fa0780050a0 "SET @@global. query_cache_ type = 'ON,OFF'", length=40, parser_ state=0x7fa0b02 37e30) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_parse. cc:6773 query_cache_ type = 'ON,OFF';", packet_length=41) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_parse. cc:1432 percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_parse. cc:1049 one_connection (thd_arg=0x1d7ad40) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_connect. cc:1532 one_connection (arg=0x1d7ad40) at /mnt/workspace/ percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/sql/ sql_connect. cc:1443 percona- server- 5.6-binaries- debug-yassl/ label_exp/ centos6- 64/percona- server- 5.6.21- 69.0/storage/ perfschema/ pfs.cc: 1860 libpthread. so.0
#1 0x0000000000ab7586 in my_write_core (sig=11) at /mnt/workspace/
#2 0x000000000072f9ff in handle_fatal_signal (sig=11) at /mnt/workspace/
#3 <signal handler called>
#4 0x00007fa0cca58fde in _int_malloc () from /lib64/libc.so.6
#5 0x00007fa0cca5b12c in malloc () from /lib64/libc.so.6
#6 0x0000000000ab15ae in my_malloc (size=48, my_flags=16) at /mnt/workspace/
#7 0x00000000008453be in String::realloc (this=0x7fa0787
#8 0x0000000000845ea6 in String::append (this=0x7fa0787
#9 0x000000000098d9b8 in random_
#10 0x000000000098cf09 in Opt_trace_
#11 0x000000000098e642 in Opt_trace_
#12 0x000000000098f434 in Opt_trace_
#13 0x00000000007e2858 in mysql_execute_
#14 0x00000000007ed193 in mysql_parse (thd=0x1d7ad40, rawbuf=
#15 0x00000000007df5fc in dispatch_command (command=COM_QUERY, thd=0x1d7ad40, packet=0x2488c31 "SET @@global.
#16 0x00000000007de528 in do_command (thd=0x1d7ad40) at /mnt/workspace/
#17 0x00000000007a64e5 in do_handle_
#18 0x00000000007a5fed in handle_
#19 0x0000000000dc5bac in pfs_spawn_thread (arg=0x2534770) at /mnt/workspace/
#20 0x00007fa0cde07df3 in start_thread () from /lib64/
#21 0x00007fa0ccad101d in clone () from /lib64/libc.so.6
***** SQL info
SET @@global. query_cache_ type = 'ON,OFF'