handle_fatal_signal (sig=11) in replace_user_table | sql/sql_acl.cc:8203

[Ramesh Sivaraman]

*** GDB info

#0 0x00007fe67f31e771 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 0x000000000074ed91 in replace_user_table (thd=0x2e51ed0, table=0x7fe6244ed120, combo=0x7fe624005158, rights=0, revoke_grant=false, can_create_user=true, no_auto_create=false) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_acl.cc:3387
#5 0x000000000075d147 in mysql_create_user (thd=0x2e51ed0, list=...) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.21-69.0/sql/sql_acl.cc:8203
#6 0x00000000007e7006 in mysql_execute_command (thd=0x2e51ed0) 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:4450
#7 0x00000000007ed193 in mysql_parse (thd=0x2e51ed0, rawbuf=0x7fe6240050a0 "create user test", length=16, parser_state=0x7fe660f48e30) 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
#8 0x00000000007df5fc in dispatch_command (command=COM_QUERY, thd=0x2e51ed0, packet=0x3655b71 "create user test;", packet_length=17) 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
#9 0x00000000007de528 in do_command (thd=0x2e51ed0) 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
#10 0x00000000007a64e5 in do_handle_one_connection (thd_arg=0x2e51ed0) 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
#11 0x00000000007a5fed in handle_one_connection (arg=0x2e51ed0) 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
#12 0x0000000000dc5bac in pfs_spawn_thread (arg=0x35c1130) 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
#13 0x00007fe67f319df3 in start_thread () from /lib64/libpthread.so.0
#14 0x00007fe67dfe301d in clone () from /lib64/libc.so.6

** Crashing query

 create user test

[Ramesh Sivaraman (rameshvs02)]

Core, GDB, error log etc

There was no master (single threaded, single mysqld run)

[Ramesh Sivaraman (rameshvs02)]

s/There was no master (single threaded, single mysqld run)/Single threaded run, single mysqld involved/