Thread 3 received signal SIGSEGV, Segmentation fault.
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[Switching to Thread 1087300.1092511]
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0x00005600907463b4 in btr_get_search_table (index=index@entry=0x6160001a7408) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/include/btr0sea.ic:188
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188 return(btr_search_sys->hash_tables[ifold % btr_ahi_parts]);
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(rr) bt
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#0 0x00005600907463b4 in btr_get_search_table (index=index@entry=0x6160001a7408) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/include/btr0sea.ic:188
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#1 0x000056009075b58f in btr_search_update_hash_on_insert (cursor=cursor@entry=0x14d839ffe800, ahi_latch=<optimized out>) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/btr/btr0sea.cc:1846
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#2 0x0000560090708d3c in btr_cur_optimistic_insert (flags=flags@entry=0, cursor=cursor@entry=0x14d839ffe800, offsets=offsets@entry=0x14d839ffe6e0, heap=heap@entry=0x14d839ffe6c0, entry=entry@entry=0x616000145908, rec=rec@entry=0x14d839ffe700,
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big_rec=<optimized out>, n_ext=0, thr=<optimized out>, mtr=<optimized out>) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/btr/btr0cur.cc:3513
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#3 0x0000560090389d3b in row_ins_clust_index_entry_low (flags=flags@entry=0, mode=<optimized out>, mode@entry=2, index=index@entry=0x6160001a7408, n_uniq=n_uniq@entry=0, entry=entry@entry=0x616000145908, n_ext=n_ext@entry=0, thr=<optimized out>)
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at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/row/row0ins.cc:2776
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#4 0x000056009039b8e4 in row_ins_clust_index_entry (index=index@entry=0x6160001a7408, entry=entry@entry=0x616000145908, thr=thr@entry=0x62100041fdd0, n_ext=n_ext@entry=0) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/row/row0ins.cc:3232
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#5 0x000056009039cef8 in row_ins_index_entry (index=0x6160001a7408, entry=0x616000145908, thr=thr@entry=0x62100041fdd0) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/row/row0ins.cc:3357
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#6 0x000056009039d214 in row_ins_index_entry_step (node=node@entry=0x62100041f870, thr=thr@entry=0x62100041fdd0) at /usr/include/c++/9/bits/stl_iterator.h:819
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#7 0x000056009039eb51 in row_ins (node=node@entry=0x62100041f870, thr=thr@entry=0x62100041fdd0) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/row/row0ins.cc:3645
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#8 0x000056009039f836 in row_ins_step (thr=thr@entry=0x62100041fdd0) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/row/row0ins.cc:3784
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#9 0x00005600903fa62b in row_insert_for_mysql (mysql_rec=mysql_rec@entry=0x61a0003a74a8 "\220\377\242", prebuilt=0x62100041f188, ins_mode=<optimized out>) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/row/row0mysql.cc:1421
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#10 0x000056009005dab6 in ha_innobase::write_row (this=0x61c0000e58a8, record=<optimized out>) at /home/mleich/Server/bb-10.3-MDEV-23072/storage/innobase/handler/ha_innodb.cc:7989
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#11 0x000056008f937a21 in handler::ha_write_row (this=0x61c0000e58a8, buf=<optimized out>) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/handler.cc:6466
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#12 0x000056008f084260 in write_record (thd=thd@entry=0x62a00033c208, table=table@entry=0x61f00017a088, info=info@entry=0x14d83a000ba0) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_insert.cc:2036
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#13 0x000056008f0aae65 in mysql_insert (thd=thd@entry=0x62a00033c208, table_list=0x62b00025a5a0, fields=..., values_list=..., update_fields=..., update_values=..., duplic=<optimized out>, ignore=<optimized out>)
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at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_insert.cc:1072
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#14 0x000056008f1539ac in mysql_execute_command (thd=thd@entry=0x62a00033c208) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_parse.cc:4446
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#15 0x000056008f16317f in mysql_parse (thd=thd@entry=0x62a00033c208, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x14d83a002f40, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false)
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at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_parse.cc:7810
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#16 0x000056008f16a8bf in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x62a00033c208,
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packet=packet@entry=0x6290009dd209 " INSERT INTO t1 (col1,col2, col_int, col_string, col_text) VALUES /* 162 */ (162,162,162,REPEAT(SUBSTR(CAST( 162 AS CHAR),1,1), 10),REPEAT(SUBSTR(CAST( 162 AS CHAR),1,1), @fill_amount) ), (162,162,162"...,
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packet_length=packet_length@entry=337, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_class.h:1134
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#17 0x000056008f1741d6 in do_command (thd=0x62a00033c208) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_parse.cc:1393
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#18 0x000056008f53d9d0 in do_handle_one_connection (connect=connect@entry=0x608000001d28) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_connect.cc:1403
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#19 0x000056008f53e0de in handle_one_connection (arg=0x608000001d28) at /home/mleich/Server/bb-10.3-MDEV-23072/sql/sql_connect.cc:1308
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#20 0x000056d8458df609 in start_thread (arg=<optimized out>) at pthread_create.c:477
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#21 0x000050c653a5f103 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
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(rr) quit
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[rr 1087300 307225]201015 11:19:48 [rr 1087300 307228][ERROR] mysqld got signal 11 ;
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...
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Query (0x62b00025a228): INSERT INTO t1 (col1,col2, col_int, col_string, col_text) VALUES /* 162 */ (162,162,162,REPEAT(SUBSTR(CAST( 162 AS CHAR),1,1), 10),REPEAT(SUBSTR(CAST( 162 AS CHAR),1,1), @fill_amount) ), (162,162,162,REPEAT(SUBSTR(CAST( 162 AS CHAR),1,1), 10),REPEAT(SUBSTR(CAST( 162 AS CHAR),1,1), @fill_amount) ) /* E_R Thread31 QNO 114 CON_ID 48 */
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# 2020-10-15T11:25:13 [1085571]
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# 2020-10-15T11:25:13 [1085571] | Connection ID (thread ID): 48
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# 2020-10-15T11:25:13 [1085571] | Status: KILL_TIMEOUT
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origin/bb-10.3-MDEV-23072 8ebfe9811e805a9b508199bc0224a82f7fa69eb3 2020-10-15T13:26:18+05:30 compiled with debug + ASAN + Og
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Per Thiru the SEGV cannot be related to MDEV-23072.
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RQG
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====
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git clone https://github.com/mleich1/rqg --branch experimental RQG
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origin/experimental e95247cfe20eb07f11c81bfa551e45571dd3637d
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perl rqg.pl \
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--grammar=conf/mariadb/table_stress_innodb.yy \
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--gendata=conf/mariadb/table_stress.zz \
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--gendata_sql=conf/mariadb/table_stress.sql \
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--mysqld=--innodb_use_native_aio=1 \
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--mysqld=--innodb_lock_schedule_algorithm=fcfs \
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--mysqld=--loose-idle_write_transaction_timeout=0 \
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--mysqld=--loose-idle_transaction_timeout=0 \
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--mysqld=--loose-idle_readonly_transaction_timeout=0 \
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--mysqld=--connect_timeout=60 \
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--mysqld=--interactive_timeout=28800 \
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--mysqld=--slave_net_timeout=60 \
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--mysqld=--net_read_timeout=30 \
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--mysqld=--net_write_timeout=60 \
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--mysqld=--loose-table_lock_wait_timeout=50 \
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--mysqld=--wait_timeout=28800 \
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--mysqld=--lock-wait-timeout=86400 \
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--mysqld=--innodb-lock-wait-timeout=50 \
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--no-mask \
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--queries=10000000 \
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--seed=random \
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--reporters=Backtrace \
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--reporters=ErrorLog \
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--reporters=Deadlock1 \
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--validators=None \
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--mysqld=--log_output=none \
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--mysqld=--log-bin \
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--mysqld=--log_bin_trust_function_creators=1 \
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--mysqld=--loose-debug_assert_on_not_freed_memory=0 \
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--engine=InnoDB \
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--restart_timeout=120 \
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--duration=400 \
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--mysqld=--loose-innodb_fatal_semaphore_wait_threshold=400 \
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--mysqld=--loose-innodb-sync-debug \
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--mysqld=--innodb_stats_persistent=on \
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--mysqld=--loose-max-statement-time=30 \
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--threads=33 \
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--mysqld=--innodb_page_size=16K \
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--mysqld=--innodb-buffer-pool-size=256M \
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--duration=400 \
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--no_mask \
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--workdir=<local settings> \
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--vardir=<local settings> \
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--mtr-build-thread=<local settings> \
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--basedir1=<local settings> \
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--script_debug=_nix_ \
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--rr=Server \
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--rr_options=--chaos
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