repro_3.log Again consecutive runs produced different stacks for the same op: # example 1 [ec2-user@ip-10-0-3-185 ~]$ grep -i "assertion" sandboxes/msb_8_0_29/data/msandbox.err [ERROR] [MY-013183] [InnoDB] Assertion failure: btr0cur.cc:3654:rec thread 140593700222720 InnoDB: If you get repeated assertion failures or crashes, even /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] [ERROR] [MY-013183] [InnoDB] Assertion failure: btr0cur.cc:3654:rec thread 140010032568064 InnoDB: If you get repeated assertion failures or crashes, even /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716261988096 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716021380864 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716241008384 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716251498240 InnoDB: If you get repeated assertion failures or crashes, even InnoDB: If you get repeated assertion failures or crashes, even InnoDB: If you get repeated assertion failures or crashes, even InnoDB: If you get repeated assertion failures or crashes, even /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] # example 2 [ec2-user@ip-10-0-3-185 sandboxes]$ grep -i "assertion" ./msb_8_0_29/data/msandbox.err [ERROR] [MY-013183] [InnoDB] Assertion failure: btr0cur.cc:3654:rec thread 139978232157952 InnoDB: If you get repeated assertion failures or crashes, even /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] [ERROR] [MY-013183] [InnoDB] Assertion failure: page0cur.cc:1201 thread 139900093458176 [ERROR] [MY-013183] [InnoDB] Assertion failure: page0cur.cc:1172:ib::fatal triggered thread 139900082968320 InnoDB: If you get repeated assertion failures or crashes, even InnoDB: If you get repeated assertion failures or crashes, even /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] full error logs: example 1: [ec2-user@ip-10-0-3-185 ~]$ cat sandboxes/msb_8_0_29/data/msandbox.err 2022-07-20T23:26:53.091409Z mysqld_safe Logging to '/home/ec2-user/sandboxes/msb_8_0_27/data/msandbox.err'. 2022-07-20T23:26:53.114567Z mysqld_safe Starting mysqld daemon with databases from /home/ec2-user/sandboxes/msb_8_0_27/data 2022-07-20T23:26:53.382680Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.27/bin/mysqld (mysqld 8.0.27) starting as process 45258 2022-07-20T23:26:53.392795Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-20T23:26:53.520591Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2022-07-20T23:26:53.741684Z 0 [Warning] [MY-013746] [Server] A deprecated TLS version TLSv1 is enabled for channel mysql_main 2022-07-20T23:26:53.741699Z 0 [Warning] [MY-013746] [Server] A deprecated TLS version TLSv1.1 is enabled for channel mysql_main 2022-07-20T23:26:53.742438Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2022-07-20T23:26:53.742462Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2022-07-20T23:26:53.758119Z 0 [System] [MY-010931] [Server] /home/ec2-user/opt/mysql/8.0.27/bin/mysqld: ready for connections. Version: '8.0.27' socket: '/tmp/mysql_sandbox8027.sock' port: 8027 MySQL Community Server - GPL. 2022-07-20T23:26:53.758121Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 18028, socket: /tmp/mysqlx-18028.sock 2022-07-20T23:29:18.735005Z 31 [System] [MY-013172] [Server] Received SHUTDOWN from user msandbox. Shutting down mysqld (Version: 8.0.27). 2022-07-20T23:29:20.263311Z 0 [System] [MY-010910] [Server] /home/ec2-user/opt/mysql/8.0.27/bin/mysqld: Shutdown complete (mysqld 8.0.27) MySQL Community Server - GPL. 2022-07-20T23:29:20.318781Z mysqld_safe mysqld from pid file /home/ec2-user/sandboxes/msb_8_0_27/data/mysql_sandbox8027.pid ended 2022-07-20T23:29:24.883632Z mysqld_safe Logging to '/home/ec2-user/sandboxes/msb_8_0_29/data/msandbox.err'. 2022-07-20T23:29:24.907079Z mysqld_safe Starting mysqld daemon with databases from /home/ec2-user/sandboxes/msb_8_0_29/data 2022-07-20T23:29:25.189259Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld (mysqld 8.0.29) starting as process 46832 2022-07-20T23:29:25.196624Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-20T23:29:25.358148Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2022-07-20T23:29:27.466726Z 4 [System] [MY-013381] [Server] Server upgrade from '80027' to '80029' started. 2022-07-20T23:29:31.958674Z 4 [System] [MY-013381] [Server] Server upgrade from '80027' to '80029' completed. 2022-07-20T23:29:32.153115Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2022-07-20T23:29:32.153145Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2022-07-20T23:29:32.168720Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 18029, socket: /tmp/mysqlx-18029.sock 2022-07-20T23:29:32.168767Z 0 [System] [MY-010931] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld: ready for connections. Version: '8.0.29' socket: '/tmp/mysql_sandbox8029.sock' port: 8029 MySQL Community Server - GPL. 2022-07-20T23:33:03.076496Z 24 [ERROR] [MY-011855] [InnoDB] Page old data size 15663 new data size 7917, page old max ins size 537 new max ins size 8283 2022-07-20T23:33:03.076530Z 24 [ERROR] [MY-011856] [InnoDB] Submit a detailed bug report to http://bugs.mysql.com 2022-07-20T23:33:03.076542Z 24 [ERROR] [MY-013183] [InnoDB] Assertion failure: btr0cur.cc:3654:rec thread 140593700222720 InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. 23:33:03 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x7fde28000e80 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 7fde858f2d60 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x227c25e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21bb36a] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21bf1a1] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(row_upd_step(que_thr_t*)+0xc1c) [0x21c16cc] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2180941] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(row_update_for_mysql(unsigned char const*, row_prebuilt_t*)+0x30) [0x2182c40] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ha_innobase::update_row(unsigned char const*, unsigned char*)+0x2a2) [0x2077c72] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(handler::ha_update_row(unsigned char const*, unsigned char*)+0x1eb) [0x113d05b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_update::update_single_table(THD*)+0x2e2d) [0xfc488d] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_update::execute_inner(THD*)+0xb5) [0xfc5185] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_dml::execute(THD*)+0x2c5) [0xf46e55] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(mysql_execute_command(THD*, bool)+0xab8) [0xee5c18] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(dispatch_sql_command(THD*, Parser_state*)+0x403) [0xeeaa63] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(dispatch_command(THD*, COM_DATA const*, enum_server_command)+0xe40) [0xeebda0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(do_command(THD*)+0x103) [0xeede93] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x1026898] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x24c068a] /lib64/libpthread.so.0(+0x744b) [0x7fdedc74844b] /lib64/libc.so.6(clone+0x3f) [0x7fdeda9ad40f] Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (7fde281320d0): UPDATE sbtest1 SET c='98430697358-14385042898-21679617857-95117693291-84422272443-28365844997-11832706830-30944254062-249279048631-08668957084' WHERE id>10000 and id <20000 Connection ID (thread ID): 24 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2022-07-20T23:33:03.220336Z mysqld_safe Number of processes running now: 0 2022-07-20T23:33:03.224019Z mysqld_safe mysqld restarted 2022-07-20T23:33:03.517415Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld (mysqld 8.0.29) starting as process 48546 2022-07-20T23:33:03.525201Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-20T23:33:03.794294Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. InnoDB: Progress in percents: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 582022-07-20T23:33:03.909509Z 4 [System] [MY-013381] [Server] Server upgrade from '80029' to '80029' started. 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 1002022-07-20T23:33:09.265026Z 4 [System] [MY-013381] [Server] Server upgrade from '80029' to '80029' completed. 2022-07-20T23:33:10.002292Z 0 [System] [MY-010229] [Server] Starting XA crash recovery... 2022-07-20T23:33:10.014077Z 0 [System] [MY-010232] [Server] XA crash recovery finished. 2022-07-20T23:33:10.747045Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2022-07-20T23:33:10.747079Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2022-07-20T23:33:10.761949Z 0 [System] [MY-010931] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld: ready for connections. Version: '8.0.29' socket: '/tmp/mysql_sandbox8029.sock' port: 8029 MySQL Community Server - GPL. 2022-07-20T23:33:10.761964Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 18029, socket: /tmp/mysqlx-18029.sock 2022-07-20T23:34:21.637498Z 10 [ERROR] [MY-011855] [InnoDB] Page old data size 15663 new data size 7917, page old max ins size 537 new max ins size 8283 2022-07-20T23:34:21.637524Z 10 [ERROR] [MY-011856] [InnoDB] Submit a detailed bug report to http://bugs.mysql.com 2022-07-20T23:34:21.637546Z 10 [ERROR] [MY-013183] [InnoDB] Assertion failure: btr0cur.cc:3654:rec thread 140010032568064 InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. 23:34:21 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x7f5644000e80 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 7f56a0418d60 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x227c25e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21bb36a] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21bf1a1] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(row_upd_step(que_thr_t*)+0xc1c) [0x21c16cc] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2180941] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(row_update_for_mysql(unsigned char const*, row_prebuilt_t*)+0x30) [0x2182c40] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ha_innobase::update_row(unsigned char const*, unsigned char*)+0x2a2) [0x2077c72] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(handler::ha_update_row(unsigned char const*, unsigned char*)+0x1eb) [0x113d05b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_update::update_single_table(THD*)+0x2e2d) [0xfc488d] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_update::execute_inner(THD*)+0xb5) [0xfc5185] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_dml::execute(THD*)+0x2c5) [0xf46e55] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(mysql_execute_command(THD*, bool)+0xab8) [0xee5c18] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(dispatch_sql_command(THD*, Parser_state*)+0x403) [0xeeaa63] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(dispatch_command(THD*, COM_DATA const*, enum_server_command)+0xe40) [0xeebda0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(do_command(THD*)+0x103) [0xeede93] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x1026898] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x24c068a] /lib64/libpthread.so.0(+0x744b) [0x7f56cfa1344b] /lib64/libc.so.6(clone+0x3f) [0x7f56cdc7840f] Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (7f5644132ec0): UPDATE sbtest1 SET c='98430697358-14385042898-21679617857-95117693291-84422272443-28365844997-11832706830-30944254062-249279048631-08668957084' WHERE id>10000 and id <20000 Connection ID (thread ID): 10 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2022-07-20T23:34:21.753877Z mysqld_safe Number of processes running now: 0 2022-07-20T23:34:21.757269Z mysqld_safe mysqld restarted 2022-07-20T23:34:22.041145Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld (mysqld 8.0.29) starting as process 433 2022-07-20T23:34:22.048772Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-20T23:34:22.172985Z 0 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716261988096 2022-07-20T23:34:22.173058Z 0 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716021380864 2022-07-20T23:34:22.173091Z 0 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716241008384 2022-07-20T23:34:22.173125Z 0 [ERROR] [MY-013183] [InnoDB] Assertion failure: rec.cc:392 thread 139716251498240 InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. 23:34:22 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 0 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2249bdd] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(btr_cur_parse_update_in_place(unsigned char*, unsigned char*, unsigned char*, page_zip_des_t*, dict_index_t*)+0x114) [0x227b174] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x210eea0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(recv_recover_page_func(bool, buf_block_t*)+0x827) [0x2111417] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(buf_page_io_complete(buf_page_t*, bool)+0x4a9) [0x229bf89] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(fil_aio_wait(unsigned long)+0x11a) [0x238f1ea] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21da1e0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(std::thread::_State_impl > >::_M_run()+0xb0) [0x21da3d0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x277a69f] /lib64/libpthread.so.0(+0x744b) [0x7f124fb7444b] /lib64/libc.so.6(clone+0x3f) [0x7f124ddd940f] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 23:34:22 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 0 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2249bdd] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(btr_cur_parse_update_in_place(unsigned char*, unsigned char*, unsigned char*, page_zip_des_t*, dict_index_t*)+0x114) [0x227b174] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x210eea0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(recv_recover_page_func(bool, buf_block_t*)+0x827) [0x2111417] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(buf_page_io_complete(buf_page_t*, bool)+0x4a9) [0x229bf89] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(fil_aio_wait(unsigned long)+0x11a) [0x238f1ea] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21da1e0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(std::thread::_State_impl > >::_M_run()+0xb0) [0x21da3d0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x277a69f] /lib64/libpthread.so.0(+0x744b) [0x7f124fb7444b] /lib64/libc.so.6(clone+0x3f) [0x7f124ddd940f] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 23:34:22 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 0 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2249bdd] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(btr_cur_parse_update_in_place(unsigned char*, unsigned char*, unsigned char*, page_zip_des_t*, dict_index_t*)+0x114) [0x227b174] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x210eea0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(recv_recover_page_func(bool, buf_block_t*)+0x827) [0x2111417] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(buf_page_io_complete(buf_page_t*, bool)+0x4a9) [0x229bf89] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(fil_aio_wait(unsigned long)+0x11a) [0x238f1ea] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21da1e0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(std::thread::_State_impl > >::_M_run()+0xb0) [0x21da3d0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x277a69f] /lib64/libpthread.so.0(+0x744b) [0x7f124fb7444b] /lib64/libc.so.6(clone+0x3f) [0x7f124ddd940f] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 23:34:22 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 0 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2249bdd] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(btr_cur_parse_update_in_place(unsigned char*, unsigned char*, unsigned char*, page_zip_des_t*, dict_index_t*)+0x114) [0x227b174] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x210eea0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(recv_recover_page_func(bool, buf_block_t*)+0x827) [0x2111417] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(buf_page_io_complete(buf_page_t*, bool)+0x4a9) [0x229bf89] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(fil_aio_wait(unsigned long)+0x11a) [0x238f1ea] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21da1e0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(std::thread::_State_impl > >::_M_run()+0xb0) [0x21da3d0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x277a69f] /lib64/libpthread.so.0(+0x744b) [0x7f124fb7444b] /lib64/libc.so.6(clone+0x3f) [0x7f124ddd940f] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2022-07-20T23:34:22.284169Z mysqld_safe mysqld from pid file /home/ec2-user/sandboxes/msb_8_0_29/data/mysql_sandbox8029.pid ended You have mail in /var/spool/mail/ec2-user [ec2-user@ip-10-0-3-185 ~]$ example 2: [ec2-user@ip-10-0-3-185 sandboxes]$ cat ./msb_8_0_29/data/msandbox.err 2022-07-21T00:01:04.051966Z mysqld_safe Logging to '/home/ec2-user/sandboxes/msb_8_0_27/data/msandbox.err'. 2022-07-21T00:01:04.076021Z mysqld_safe Starting mysqld daemon with databases from /home/ec2-user/sandboxes/msb_8_0_27/data 2022-07-21T00:01:04.352371Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.27/bin/mysqld (mysqld 8.0.27) starting as process 12053 2022-07-21T00:01:04.362078Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-21T00:01:04.501053Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2022-07-21T00:01:04.727367Z 0 [Warning] [MY-013746] [Server] A deprecated TLS version TLSv1 is enabled for channel mysql_main 2022-07-21T00:01:04.727383Z 0 [Warning] [MY-013746] [Server] A deprecated TLS version TLSv1.1 is enabled for channel mysql_main 2022-07-21T00:01:04.728111Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2022-07-21T00:01:04.728135Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2022-07-21T00:01:04.745201Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 18028, socket: /tmp/mysqlx-18028.sock 2022-07-21T00:01:04.745239Z 0 [System] [MY-010931] [Server] /home/ec2-user/opt/mysql/8.0.27/bin/mysqld: ready for connections. Version: '8.0.27' socket: '/tmp/mysql_sandbox8027.sock' port: 8027 MySQL Community Server - GPL. 2022-07-21T00:03:51.978252Z 33 [System] [MY-013172] [Server] Received SHUTDOWN from user msandbox. Shutting down mysqld (Version: 8.0.27). 2022-07-21T00:03:53.190251Z 0 [System] [MY-010910] [Server] /home/ec2-user/opt/mysql/8.0.27/bin/mysqld: Shutdown complete (mysqld 8.0.27) MySQL Community Server - GPL. 2022-07-21T00:03:53.250345Z mysqld_safe mysqld from pid file /home/ec2-user/sandboxes/msb_8_0_27/data/mysql_sandbox8027.pid ended 2022-07-21T00:03:58.127065Z mysqld_safe Logging to '/home/ec2-user/sandboxes/msb_8_0_29/data/msandbox.err'. 2022-07-21T00:03:58.150155Z mysqld_safe Starting mysqld daemon with databases from /home/ec2-user/sandboxes/msb_8_0_29/data 2022-07-21T00:03:58.428908Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld (mysqld 8.0.29) starting as process 13657 2022-07-21T00:03:58.436267Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-21T00:03:58.600894Z 1 [System] [MY-013577] [InnoDB] InnoDB initialization has ended. 2022-07-21T00:04:00.715180Z 4 [System] [MY-013381] [Server] Server upgrade from '80027' to '80029' started. 2022-07-21T00:04:05.004624Z 4 [System] [MY-013381] [Server] Server upgrade from '80027' to '80029' completed. 2022-07-21T00:04:05.140968Z 0 [Warning] [MY-010068] [Server] CA certificate ca.pem is self signed. 2022-07-21T00:04:05.140998Z 0 [System] [MY-013602] [Server] Channel mysql_main configured to support TLS. Encrypted connections are now supported for this channel. 2022-07-21T00:04:05.156986Z 0 [System] [MY-010931] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld: ready for connections. Version: '8.0.29' socket: '/tmp/mysql_sandbox8029.sock' port: 8029 MySQL Community Server - GPL. 2022-07-21T00:04:05.156990Z 0 [System] [MY-011323] [Server] X Plugin ready for connections. Bind-address: '::' port: 18029, socket: /tmp/mysqlx-18029.sock 2022-07-21T00:05:58.798535Z 23 [ERROR] [MY-011855] [InnoDB] Page old data size 15997 new data size 12340, page old max ins size 203 new max ins size 3860 2022-07-21T00:05:58.798560Z 23 [ERROR] [MY-011856] [InnoDB] Submit a detailed bug report to http://bugs.mysql.com 2022-07-21T00:05:58.800468Z 23 [ERROR] [MY-011855] [InnoDB] Page old data size 15273 new data size 6389, page old max ins size 927 new max ins size 9811 2022-07-21T00:05:58.800482Z 23 [ERROR] [MY-011856] [InnoDB] Submit a detailed bug report to http://bugs.mysql.com 2022-07-21T00:05:58.800490Z 23 [ERROR] [MY-013183] [InnoDB] Assertion failure: btr0cur.cc:3654:rec thread 139978232157952 InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. 00:05:58 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x7f4ee0000e80 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 7f4f38cdcd60 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x227c25e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21bb36a] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21bf1a1] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(row_upd_step(que_thr_t*)+0xc1c) [0x21c16cc] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x2180941] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(row_update_for_mysql(unsigned char const*, row_prebuilt_t*)+0x30) [0x2182c40] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ha_innobase::update_row(unsigned char const*, unsigned char*)+0x2a2) [0x2077c72] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(handler::ha_update_row(unsigned char const*, unsigned char*)+0x1eb) [0x113d05b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_update::update_single_table(THD*)+0x2e2d) [0xfc488d] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_update::execute_inner(THD*)+0xb5) [0xfc5185] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(Sql_cmd_dml::execute(THD*)+0x2c5) [0xf46e55] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(mysql_execute_command(THD*, bool)+0xab8) [0xee5c18] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(dispatch_sql_command(THD*, Parser_state*)+0x403) [0xeeaa63] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(dispatch_command(THD*, COM_DATA const*, enum_server_command)+0xe40) [0xeebda0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(do_command(THD*)+0x103) [0xeede93] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x1026898] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x24c068a] /lib64/libpthread.so.0(+0x744b) [0x7f4f97bd544b] /lib64/libc.so.6(clone+0x3f) [0x7f4f95e3a40f] Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (7f4ee0124da0): update sbtest1 set pad = "im gonna crash" where id > 1000 Connection ID (thread ID): 23 Status: NOT_KILLED The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2022-07-21T00:05:58.923729Z mysqld_safe Number of processes running now: 0 2022-07-21T00:05:58.927067Z mysqld_safe mysqld restarted 2022-07-21T00:05:59.209603Z 0 [System] [MY-010116] [Server] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld (mysqld 8.0.29) starting as process 14705 2022-07-21T00:05:59.217058Z 1 [System] [MY-013576] [InnoDB] InnoDB initialization has started. 2022-07-21T00:05:59.365863Z 0 [ERROR] [MY-013183] [InnoDB] Assertion failure: page0cur.cc:1201 thread 139900093458176 2022-07-21T00:05:59.365900Z 0 [ERROR] [MY-012684] [InnoDB] [FATAL] is_short 0, info_and_status_bits 0, offset 15423, o_offset 6, mismatch index 18446744073709551567, end_seg_len 76 parsed len 4 2022-07-21T00:05:59.365940Z 0 [ERROR] [MY-013183] [InnoDB] Assertion failure: page0cur.cc:1172:ib::fatal triggered thread 139900082968320 InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. 00:05:59 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... InnoDB: We intentionally generate a memory trap. InnoDB: Submit a detailed bug report to http://bugs.mysql.com. InnoDB: If you get repeated assertion failures or crashes, even InnoDB: immediately after the mysqld startup, there may be InnoDB: corruption in the InnoDB tablespace. Please refer to InnoDB: http://dev.mysql.com/doc/refman/8.0/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. stack_bottom = 0 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ib::fatal::~fatal()+0x98) [0x223e208] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(page_cur_parse_insert_rec(bool, unsigned char const*, unsigned char const*, buf_block_t*, dict_index_t*, mtr_t*)+0xada) [0x21429fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x210efc2] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(recv_recover_page_func(bool, buf_block_t*)+0x827) [0x2111417] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(buf_page_io_complete(buf_page_t*, bool)+0x4a9) [0x229bf89] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(fil_aio_wait(unsigned long)+0x11a) [0x238f1ea] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21da1e0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(std::thread::_State_impl > >::_M_run()+0xb0) [0x21da3d0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x277a69f] /lib64/libpthread.so.0(+0x744b) [0x7f3d1df6e44b] /lib64/libc.so.6(clone+0x3f) [0x7f3d1c1d340f] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 00:05:59 UTC - mysqld got signal 6 ; Most likely, you have hit a bug, but this error can also be caused by malfunctioning hardware. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... stack_bottom = 0 thread_stack 0x100000 /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_print_stacktrace(unsigned char const*, unsigned long)+0x2e) [0x1f80d4e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(print_fatal_signal(int)+0x2eb) [0x103587b] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_server_abort()+0x5e) [0x103597e] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(my_abort()+0xa) [0x1f7b4fa] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(ut_dbg_assertion_failed(char const*, char const*, unsigned long)+0x30c) [0x223b96c] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(page_cur_parse_insert_rec(bool, unsigned char const*, unsigned char const*, buf_block_t*, dict_index_t*, mtr_t*)+0x733) [0x2142653] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x210efc2] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(recv_recover_page_func(bool, buf_block_t*)+0x827) [0x2111417] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(buf_page_io_complete(buf_page_t*, bool)+0x4a9) [0x229bf89] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(fil_aio_wait(unsigned long)+0x11a) [0x238f1ea] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x21da1e0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld(std::thread::_State_impl > >::_M_run()+0xb0) [0x21da3d0] /home/ec2-user/opt/mysql/8.0.29/bin/mysqld() [0x277a69f] /lib64/libpthread.so.0(+0x744b) [0x7f3d1df6e44b] /lib64/libc.so.6(clone+0x3f) [0x7f3d1c1d340f] The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains information that should help you find out what is causing the crash. 2022-07-21T00:05:59.441196Z mysqld_safe mysqld from pid file /home/ec2-user/sandboxes/msb_8_0_29/data/mysql_sandbox8029.pid ended You have mail in /var/spool/mail/ec2-user [ec2-user@ip-10-0-3-185 sandboxes]$