Description:
2017-01-31T19:13:58.440680Z 0 [Note] /sda/MS151116-mysql-5.7.16-linux-x86_64-debug/bin/mysqld: ready for connections.
Version: '5.7.16-debug' socket: '/sda/MS151116-mysql-5.7.16-linux-x86_64-debug/socket.sock' port: 19199 MySQL Community Server (GPL)
mysqld: /git/mysql-server_dbg/include/sql_string.h:320: void String::chop(): Assertion `strlen(m_ptr) == m_length' failed.
19:14:05 UTC - mysqld got signal 6 ;
Core was generated by `/sda/MS151116-mysql-5.7.16-linux-x86_64-debug/bin/mysqld --no-defaults --core-f'.
Program terminated with signal 6, Aborted.
#0 0x00007f99d0467741 in __pthread_kill (threadid=<optimized out>, signo=6) at ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c:61
61 val = INTERNAL_SYSCALL (tgkill, err, 3, THREAD_GETMEM (THREAD_SELF, pid),
(gdb) bt
#0 0x00007f99d0467741 in __pthread_kill (threadid=<optimized out>, signo=6) at ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c:61
#1 0x0000000001822fb0 in my_write_core (sig=6) at /git/mysql-server_dbg/mysys/stacktrace.c:247
#2 0x0000000000e7457c in handle_fatal_signal (sig=6) at /git/mysql-server_dbg/sql/signal_handler.cc:220
#3 <signal handler called>
#4 0x00007f99ce7fb1d7 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
#5 0x00007f99ce7fc8c8 in __GI_abort () at abort.c:90
#6 0x00007f99ce7f4146 in __assert_fail_base (fmt=0x7f99ce9453a8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x1e9568b "strlen(m_ptr) == m_length",
file=file@entry=0x1e95660 "/git/mysql-server_dbg/include/sql_string.h", line=line@entry=320,
function=function@entry=0x1e95b10 <String::chop()::__PRETTY_FUNCTION__> "void String::chop()") at assert.c:92
#7 0x00007f99ce7f41f2 in __GI___assert_fail (assertion=0x1e9568b "strlen(m_ptr) == m_length", file=0x1e95660 "/git/mysql-server_dbg/include/sql_string.h", line=320,
function=0x1e95b10 <String::chop()::__PRETTY_FUNCTION__> "void String::chop()") at assert.c:101
#8 0x000000000142ca8a in String::chop (this=0x7f99d0a58e90) at /git/mysql-server_dbg/include/sql_string.h:320
#9 0x000000000142baa9 in Transaction_state_tracker::store (this=0x7f99a4831080, thd=0x7f99a4819000, buf=...) at /git/mysql-server_dbg/sql/session_tracker.cc:1185
#10 0x000000000142c521 in Session_tracker::store (this=0x7f99a481c678, thd=0x7f99a4819000, buf=...) at /git/mysql-server_dbg/sql/session_tracker.cc:1667
#11 0x0000000001418c32 in net_send_ok (thd=0x7f99a4819000, server_status=16387, statement_warn_count=0, affected_rows=0, id=0, message=0x7f99a481be00 "", eof_identifier=false)
at /git/mysql-server_dbg/sql/protocol_classic.cc:346
#12 0x000000000141951c in Protocol_classic::send_ok (this=0x7f99a481a198, server_status=3, statement_warn_count=0, affected_rows=0, last_insert_id=0, message=0x7f99a481be00 "")
at /git/mysql-server_dbg/sql/protocol_classic.cc:643
#13 0x0000000001498529 in THD::send_statement_status (this=0x7f99a4819000) at /git/mysql-server_dbg/sql/sql_class.cc:4694
#14 0x00000000014f035b in dispatch_command (thd=0x7f99a4819000, com_data=0x7f99d0a59cb0, command=COM_QUERY) at /git/mysql-server_dbg/sql/sql_parse.cc:1843
#15 0x00000000014ede33 in do_command (thd=0x7f99a4819000) at /git/mysql-server_dbg/sql/sql_parse.cc:995
#16 0x000000000161d370 in handle_connection (arg=0x7f99b4fe9840) at /git/mysql-server_dbg/sql/conn_handler/connection_handler_per_thread.cc:300
#17 0x000000000184f79c in pfs_spawn_thread (arg=0x7f99b4e76020) at /git/mysql-server_dbg/storage/perfschema/pfs.cc:2188
#18 0x00007f99d0462dc5 in start_thread (arg=0x7f99d0a5a700) at pthread_create.c:308
#19 0x00007f99ce8bd73d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
How to repeat:
DROP DATABASE test;
set @@collation_connection=utf16_czech_ci;
SET SESSION session_track_transaction_info=2;
xa start 'a','a';
Description: 2017-01-31T19:13:58.440680Z 0 [Note] /sda/MS151116-mysql-5.7.16-linux-x86_64-debug/bin/mysqld: ready for connections. Version: '5.7.16-debug' socket: '/sda/MS151116-mysql-5.7.16-linux-x86_64-debug/socket.sock' port: 19199 MySQL Community Server (GPL) mysqld: /git/mysql-server_dbg/include/sql_string.h:320: void String::chop(): Assertion `strlen(m_ptr) == m_length' failed. 19:14:05 UTC - mysqld got signal 6 ; Core was generated by `/sda/MS151116-mysql-5.7.16-linux-x86_64-debug/bin/mysqld --no-defaults --core-f'. Program terminated with signal 6, Aborted. #0 0x00007f99d0467741 in __pthread_kill (threadid=<optimized out>, signo=6) at ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c:61 61 val = INTERNAL_SYSCALL (tgkill, err, 3, THREAD_GETMEM (THREAD_SELF, pid), (gdb) bt #0 0x00007f99d0467741 in __pthread_kill (threadid=<optimized out>, signo=6) at ../nptl/sysdeps/unix/sysv/linux/pthread_kill.c:61 #1 0x0000000001822fb0 in my_write_core (sig=6) at /git/mysql-server_dbg/mysys/stacktrace.c:247 #2 0x0000000000e7457c in handle_fatal_signal (sig=6) at /git/mysql-server_dbg/sql/signal_handler.cc:220 #3 <signal handler called> #4 0x00007f99ce7fb1d7 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 #5 0x00007f99ce7fc8c8 in __GI_abort () at abort.c:90 #6 0x00007f99ce7f4146 in __assert_fail_base (fmt=0x7f99ce9453a8 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x1e9568b "strlen(m_ptr) == m_length", file=file@entry=0x1e95660 "/git/mysql-server_dbg/include/sql_string.h", line=line@entry=320, function=function@entry=0x1e95b10 <String::chop()::__PRETTY_FUNCTION__> "void String::chop()") at assert.c:92 #7 0x00007f99ce7f41f2 in __GI___assert_fail (assertion=0x1e9568b "strlen(m_ptr) == m_length", file=0x1e95660 "/git/mysql-server_dbg/include/sql_string.h", line=320, function=0x1e95b10 <String::chop()::__PRETTY_FUNCTION__> "void String::chop()") at assert.c:101 #8 0x000000000142ca8a in String::chop (this=0x7f99d0a58e90) at /git/mysql-server_dbg/include/sql_string.h:320 #9 0x000000000142baa9 in Transaction_state_tracker::store (this=0x7f99a4831080, thd=0x7f99a4819000, buf=...) at /git/mysql-server_dbg/sql/session_tracker.cc:1185 #10 0x000000000142c521 in Session_tracker::store (this=0x7f99a481c678, thd=0x7f99a4819000, buf=...) at /git/mysql-server_dbg/sql/session_tracker.cc:1667 #11 0x0000000001418c32 in net_send_ok (thd=0x7f99a4819000, server_status=16387, statement_warn_count=0, affected_rows=0, id=0, message=0x7f99a481be00 "", eof_identifier=false) at /git/mysql-server_dbg/sql/protocol_classic.cc:346 #12 0x000000000141951c in Protocol_classic::send_ok (this=0x7f99a481a198, server_status=3, statement_warn_count=0, affected_rows=0, last_insert_id=0, message=0x7f99a481be00 "") at /git/mysql-server_dbg/sql/protocol_classic.cc:643 #13 0x0000000001498529 in THD::send_statement_status (this=0x7f99a4819000) at /git/mysql-server_dbg/sql/sql_class.cc:4694 #14 0x00000000014f035b in dispatch_command (thd=0x7f99a4819000, com_data=0x7f99d0a59cb0, command=COM_QUERY) at /git/mysql-server_dbg/sql/sql_parse.cc:1843 #15 0x00000000014ede33 in do_command (thd=0x7f99a4819000) at /git/mysql-server_dbg/sql/sql_parse.cc:995 #16 0x000000000161d370 in handle_connection (arg=0x7f99b4fe9840) at /git/mysql-server_dbg/sql/conn_handler/connection_handler_per_thread.cc:300 #17 0x000000000184f79c in pfs_spawn_thread (arg=0x7f99b4e76020) at /git/mysql-server_dbg/storage/perfschema/pfs.cc:2188 #18 0x00007f99d0462dc5 in start_thread (arg=0x7f99d0a5a700) at pthread_create.c:308 #19 0x00007f99ce8bd73d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113 How to repeat: DROP DATABASE test; set @@collation_connection=utf16_czech_ci; SET SESSION session_track_transaction_info=2; xa start 'a','a';