**GDB info
#0 0x00007faa6c746771 in pthread_kill () from /lib64/libpthread.so.0
#1 0x0000000000abb48e in my_write_core (sig=6) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-7
2.1/mysys/stacktrace.c:422
#2 0x00000000007312c3 in handle_fatal_signal (sig=6) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.
6.23-72.1/sql/signal_handler.cc:236
#3 <signal handler called>
#4 0x00007faa6b34a5c9 in raise () from /lib64/libc.so.6
#5 0x00007faa6b34bcd8 in abort () from /lib64/libc.so.6
#6 0x0000000000cf026e in mutex_enter_func (mutex=0x7faa65f925b8, file_name=0x10bbef8 "/mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_ex
p/centos6-64/percona-server-5.6.23-72.1/storage/innobase/dict/dict0dict.cc", line=5790, priority=DEFAULT_PRIO) at /mnt/workspace/percona-server-5.6-bi
naries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/include/sync0sync.ic:307
#7 0x0000000000cf0467 in pfs_mutex_enter_func (mutex=0x7faa65f925b8, file_name=0x10bbef8 "/mnt/workspace/percona-server-5.6-binaries-debug-yassl/labe
l_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/dict/dict0dict.cc", line=5790, priority=DEFAULT_PRIO) at /mnt/workspace/percona-server-5.
6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/include/sync0sync.ic:409
#8 0x0000000000d009e9 in dict_table_set_corrupt_by_space (space_id=1, need_mutex=1) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_e
xp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/dict/dict0dict.cc:5790
#9 0x0000000000cc3d1f in buf_page_io_complete (bpage=0x7faa5b720fa8) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/p
ercona-server-5.6.23-72.1/storage/innobase/buf/buf0buf.cc:4352
#10 0x0000000000ce1205 in buf_read_page_low (err=0x7faa6ccf785c, sync=true, mode=132, space=1, zip_size=0, unzip=0, tablespace_version=5, offset=0, tr
x=0x0) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/buf/buf0rea.cc:258
#11 0x0000000000ce1656 in buf_read_page (space=1, zip_size=0, offset=0, trx=0x0) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/c
entos6-64/percona-server-5.6.23-72.1/storage/innobase/buf/buf0rea.cc:462
#12 0x0000000000cbffb5 in buf_page_get_gen (space=1, zip_size=0, offset=0, rw_latch=2, guess=0x0, mode=10, file=0x10cb540 "/mnt/workspace/percona-serv
er-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/fsp/fsp0fsp.cc", line=200, mtr=0x7faa6ccf7bb0) at /mnt/wo
rkspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/buf/buf0buf.cc:2713
#13 0x0000000000d37e20 in fsp_get_space_header (id=1, zip_size=0, mtr=0x7faa6ccf7bb0) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_
exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/fsp/fsp0fsp.cc:200
#14 0x0000000000d3d8e8 in fsp_reserve_free_extents (n_reserved=0x7faa6ccf7a80, space=1, n_ext=3, alloc_type=1000000, mtr=0x7faa6ccf7bb0) at /mnt/works
pace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/fsp/fsp0fsp.cc:2777
#15 0x0000000000c9dfb0 in btr_cur_pessimistic_insert (flags=0, cursor=0x7faa6ccf7b30, offsets=0x7faa6ccf80a0, heap=0x7faa6ccf8090, entry=0x7faa4c06cd7
8, rec=0x7faa6ccf8088, big_rec=0x7faa6ccf8098, n_ext=0, thr=0x7faa4c075658, mtr=0x7faa6ccf7bb0) at /mnt/workspace/percona-server-5.6-binaries-debug-ya
ssl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/btr/btr0cur.cc:1681
#16 0x0000000000bc49e6 in row_ins_clust_index_entry_low (flags=0, mode=33, index=0x7faa4c06c5f8, n_uniq=2, entry=0x7faa4c06cd78, n_ext=0, thr=0x7faa4c
075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/row/row0ins.cc:2512
#17 0x0000000000bc5936 in row_ins_clust_index_entry (index=0x7faa4c06c5f8, entry=0x7faa4c06cd78, thr=0x7faa4c075658, n_ext=0) at /mnt/workspace/percon
a-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/row/row0ins.cc:2918
#18 0x0000000000bc5b57 in row_ins_index_entry (index=0x7faa4c06c5f8, entry=0x7faa4c06cd78, thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-bi
naries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/row/row0ins.cc:2995
#19 0x0000000000bc5e38 in row_ins_index_entry_step (node=0x7faa4c0753c8, thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl
/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/row/row0ins.cc:3072
#20 0x0000000000bc613c in row_ins (node=0x7faa4c0753c8, thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/row/row0ins.cc:3212
#21 0x0000000000bc64c1 in row_ins_step (thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/row/row0ins.cc:3337
#22 0x0000000000b99f4c in que_thr_step (thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/que/que0que.cc:1095
#23 0x0000000000b9a26f in que_run_threads_low (thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/que/que0que.cc:1177
#24 0x0000000000b9a43e in que_run_threads (thr=0x7faa4c075658) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/que/que0que.cc:1218
#25 0x0000000000b9a6e6 in que_eval_sql (info=0x7faa4c06c878, sql=0x10c34c8 "PROCEDURE TABLE_STATS_SAVE () IS\nBEGIN\nDELETE FROM \"mysql/innodb_table_
stats\"\nWHERE\ndatabase_name = :database_name AND\ntable_name = :table_name;\nINSERT INTO \"mysql/innodb_table_stats\"\nVALUES\n(\n:database_name,\n:
table_name,\n:last_update,\n:n_rows,\n:clustered_index_size,\n:sum_of_other_index_sizes\n);\nEND;", reserve_dict_mutex=0, trx=0x7faa4c0ca678) at /mnt/
workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/que/que0que.cc:1301
#26 0x0000000000d16c88 in dict_stats_exec_sql (pinfo=0x7faa4c06c878, sql=0x10c34c8 "PROCEDURE TABLE_STATS_SAVE () IS\nBEGIN\nDELETE FROM \"mysql/innod
b_table_stats\"\nWHERE\ndatabase_name = :database_name AND\ntable_name = :table_name;\nINSERT INTO \"mysql/innodb_table_stats\"\nVALUES\n(\n:database_
name,\n:table_name,\n:last_update,\n:n_rows,\n:clustered_index_size,\n:sum_of_other_index_sizes\n);\nEND;", trx=0x7faa4c0ca678) at /mnt/workspace/perc
ona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/dict/dict0stats.cc:317
#27 0x0000000000d1a5e0 in dict_stats_save (table_orig=0x7faa4c337478, only_for_index=0x0) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/la
bel_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/dict/dict0stats.cc:2424
#28 0x0000000000d1bc87 in dict_stats_update (table=0x7faa4c337478, stats_upd_option=DICT_STATS_EMPTY_TABLE) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/dict/dict0stats.cc:3166
#29 0x0000000000ae0c3c in ha_innobase::create (this=0x7faa4c0a9510, name=0x7faa6ccfb930 "./test/bench_2769", form=0x7faa6ccf9970, create_info=0x7faa6ccfc240) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/innobase/handler/ha_innodb.cc:10487
#30 0x0000000000647dee in handler::ha_create (this=0x7faa4c0a9510, name=0x7faa6ccfb930 "./test/bench_2769", form=0x7faa6ccf9970, info=0x7faa6ccfc240) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/handler.cc:4722
#31 0x0000000000648c93 in ha_create_table (thd=0x7faa5ab71000, path=0x7faa6ccfb930 "./test/bench_2769", db=0x7faa4c01f670 "test", table_name=0x7faa4c01f0c8 "bench_2769", create_info=0x7faa6ccfc240, update_create_info=false, is_temp_table=false) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/handler.cc:5069
#32 0x00000000008c2622 in rea_create_table (thd=0x7faa5ab71000, path=0x7faa6ccfb930 "./test/bench_2769", db=0x7faa4c01f670 "test", table_name=0x7faa4c01f0c8 "bench_2769", create_info=0x7faa6ccfc240, create_fields=..., keys=0, key_info=0x7faa4c01fe70, file=0x7faa4c01f998, no_ha_table=false) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/unireg.cc:527
#33 0x0000000000855827 in create_table_impl (thd=0x7faa5ab71000, db=0x7faa4c01f670 "test", table_name=0x7faa4c01f0c8 "bench_2769", path=0x7faa6ccfb930 "./test/bench_2769", create_info=0x7faa6ccfc240, alter_info=0x7faa6ccfbce0, internal_tmp_table=false, select_field_count=0, no_ha_table=false, is_trans=0x7faa6ccfbbbe, key_info=0x7faa6ccfbb38, key_count=0x7faa6ccfbb34) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_table.cc:4977
#34 0x0000000000855cf2 in mysql_create_table_no_lock (thd=0x7faa5ab71000, db=0x7faa4c01f670 "test", table_name=0x7faa4c01f0c8 "bench_2769", create_info=0x7faa6ccfc240, alter_info=0x7faa6ccfbce0, select_field_count=0, is_trans=0x7faa6ccfbbbe) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_table.cc:5087
#35 0x0000000000855e35 in mysql_create_table (thd=0x7faa5ab71000, create_table=0x7faa4c01f110, create_info=0x7faa6ccfc240, alter_info=0x7faa6ccfbce0) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_table.cc:5139
#36 0x00000000007e5c13 in mysql_execute_command (thd=0x7faa5ab71000) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_parse.cc:3500
#37 0x00000000007ef059 in mysql_parse (thd=0x7faa5ab71000, rawbuf=0x7faa4c01f010 "create table bench_2769(i int)", length=30, parser_state=0x7faa6ccfcdf0) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_parse.cc:6922
#38 0x00000000007e0ecf in dispatch_command (command=COM_QUERY, thd=0x7faa5ab71000, packet=0x7faa53e91001 "create table bench_2769(i int)", packet_length=30) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_parse.cc:1434
#39 0x00000000007dfded in do_command (thd=0x7faa5ab71000) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_parse.cc:1051
#40 0x00000000007a7d0d in do_handle_one_connection (thd_arg=0x7faa5ab71000) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_connect.cc:1532
#41 0x00000000007a7815 in handle_one_connection (arg=0x7faa5ab71000) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/sql/sql_connect.cc:1443
#42 0x0000000000dcc8c0 in pfs_spawn_thread (arg=0x7faa65f41240) at /mnt/workspace/percona-server-5.6-binaries-debug-yassl/label_exp/centos6-64/percona-server-5.6.23-72.1/storage/perfschema/pfs.cc:1860
#43 0x00007faa6c741df3 in start_thread () from /lib64/libpthread.so.0
#44 0x00007faa6b40b1ad in clone () from /lib64/libc.so.6
** Testcase info
Testcase have 250 sql statements. Could not reduce the testcase further even after trying manually. All sql statements are "CREATE TABLE" except last 4 lines.
DROP DATABASE test;CREATE DATABASE test;USE test;
create table bench_1784(i int);
[..]
create table bench_2765(i int);
SET GLOBAL innodb_buffer_pool_dump_at_shutdown=ON;
SET GLOBAL innodb_corrupt_table_action='warn';
SET @orig=@@global.innodb_buffer_pool_dump_at_shutdown;
SET GLOBAL innodb_checksum_algorithm=@orig;
create table bench_2769(i int);
No extra mysqld start-up variable is required.
When we execute last 5 lines from testcase getting assertion similar to https://bugs.launchpad.net/percona-server/+bug/1385030
The attached tarball gives the testcase as an exact match of our system, including some handy utilities
$ vi {epoch}_mybase # Update base path in this file (the only change
required!). For non-binary distribution please update SOURCE_DIR location also.
$ ./{epoch}_init # Initializes the data dir
$ ./{epoch}_start # Starts mysqld
$ ./{epoch}_cl # To check mysqld is up
$ ./{epoch}_run # Run the testcase with pquery binary(produces
output)
$ vi /dev/shm/{epoch}/error.log.out # Verify the error log
$ ./{epoch}_gdb # Brings you to a gdb prompt attached to correct
mysqld
& generated core
$ ./{epoch}_parse_core # Create {epoch}_STD.gdb and {epoch}_FULL.gdb;
standard and full var gdb stack traces
etc.
Percona now uses JIRA for bug reports so this bug report is migrated to: https:/ /jira.percona. com/browse/ PS-884