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  1. MariaDB Server
  2. MDEV-23268

SIGSEGV in srv_monitor_timer_schedule_now when setting innodb_status_output during innodb-force-recovery

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      Description

      # mysqld options required for replay: --innodb-force-recovery=6
      SET GLOBAL innodb_status_output=0;
      

      Leads to:

      10.5.5 054f10365c49b70a3868edc0c955ffe187f8344c (Debug)

      Core was generated by `/test/MD200720-mariadb-10.5.5-linux-x86_64-dbg/bin/mysqld --no-defaults --core-'.
      Program terminated with signal SIGSEGV, Segmentation fault.
      #0  __pthread_kill (threadid=<optimized out>, signo=signo@entry=11)
          at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
      [Current thread is 1 (Thread 0x150426803700 (LWP 3660993))]
      (gdb) bt
      #0  __pthread_kill (threadid=<optimized out>, signo=signo@entry=11) at ../sysdeps/unix/sysv/linux/pthread_kill.c:57
      #1  0x00005575963d782d in my_write_core (sig=sig@entry=11) at /test/10.5_dbg/mysys/stacktrace.c:518
      #2  0x0000557595b9175c in handle_fatal_signal (sig=11) at /test/10.5_dbg/sql/signal_handler.cc:330
      #3  <signal handler called>
      #4  srv_monitor_timer_schedule_now () at /test/10.5_dbg/storage/innobase/include/srv0srv.h:947
      #5  innodb_status_output_update (var=<optimized out>, save=<optimized out>) at /test/10.5_dbg/storage/innobase/handler/ha_innodb.cc:18769
      #6  0x00005575958fe573 in sys_var_pluginvar::global_update (this=0x150423774280, thd=0x150405415088, var=0x150405474370) at /test/10.5_dbg/sql/sql_plugin.cc:3583
      #7  0x00005575957fd074 in sys_var::update (this=0x150423774280, thd=0x150405415088, var=0x150405474370) at /test/10.5_dbg/sql/set_var.cc:207
      #8  0x00005575957fd59d in set_var::update (this=<optimized out>, thd=<optimized out>) at /test/10.5_dbg/sql/set_var.cc:859
      #9  0x00005575957fe950 in sql_set_variables (thd=thd@entry=0x150405415088, var_list=var_list@entry=0x150405419fb0, free=free@entry=true) at /test/10.5_dbg/sql/set_var.cc:746
      #10 0x00005575958e7b8f in mysql_execute_command (thd=thd@entry=0x150405415088) at /test/10.5_dbg/sql/sql_parse.cc:5008
      #11 0x00005575958f1b8a in mysql_parse (thd=thd@entry=0x150405415088, rawbuf=<optimized out>, length=<optimized out>, parser_state=parser_state@entry=0x150426802350, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /test/10.5_dbg/sql/sql_parse.cc:7993
      #12 0x00005575958de63c in dispatch_command (command=command@entry=COM_QUERY, thd=thd@entry=0x150405415088, packet=packet@entry=0x150405467089 "SET GLOBAL innodb_status_output=0", packet_length=packet_length@entry=33, is_com_multi=is_com_multi@entry=false, is_next_command=is_next_command@entry=false) at /test/10.5_dbg/sql/sql_parse.cc:1866
      #13 0x00005575958dce16 in do_command (thd=0x150405415088) at /test/10.5_dbg/sql/sql_parse.cc:1347
      #14 0x0000557595a394af in do_handle_one_connection (connect=<optimized out>, connect@entry=0x150408bfa568, put_in_cache=put_in_cache@entry=true) at /test/10.5_dbg/sql/sql_connect.cc:1411
      #15 0x0000557595a39bcb in handle_one_connection (arg=arg@entry=0x150408bfa568) at /test/10.5_dbg/sql/sql_connect.cc:1313
      #16 0x0000557595e9ddca in pfs_spawn_thread (arg=0x150423444e88) at /test/10.5_dbg/storage/perfschema/pfs.cc:2201
      #17 0x000015042577c6db in start_thread (arg=0x150426803700) at pthread_create.c:463
      #18 0x0000150424b7aa3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
      

      Bug confirmed present in:
      MariaDB: 10.1.46 (dbg), 10.1.46 (opt), 10.2.33 (dbg), 10.2.33 (opt), 10.3.24 (dbg), 10.3.24 (opt), 10.4.14 (dbg), 10.4.14 (opt), 10.5.5 (dbg), 10.5.5 (opt)

      Bug confirmed not present in:
      MySQL: 5.5.62 (dbg), 5.5.62 (opt), 5.6.47 (dbg), 5.6.47 (opt), 5.7.29 (dbg), 5.7.29 (opt), 8.0.19 (dbg), 8.0.19 (opt)

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            Assignee:
            marko Marko Mäkelä
            Reporter:
            Roel Roel Van de Paar
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              Created:
              Updated:
              Resolved: