[o2k]:/tmp/mysql5 $ dbx ./libexec/mysqld ./mysql-test/var/master-data/core
dbx version 7.3.7 (96228_Jun17 patchSG0005844) Jun 17 2005 02:44:36
Debugger Server version Jun 17 2005 02:47:22
Core from signal SIGABRT: Abort (see abort(3c))
(dbx) where

Thread 0x10009
>  0 _prctl(0x15, 0x4, 0xffff, 0x0, 0x0, 0x0, 0x1, 0x50) ["/xlv41/6.5.30m/work/irix/lib/libc/libc_n32_M4/proc/prctl.s":15, 0xfa4ac28]
   1 pthread_kill(0x15, 0x6, 0xffff, 0x0, 0x0, 0x0, 0x1, 0x50) ["/xlv41/6.5.30m/work/eoe/lib/libpthread/libpthread_n32_M3/sig.c":150, 0xc0e00c4]
   2 write_core(0x15, 0x4, 0xffff, 0x0, 0x0, 0x0, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/stacktrace.c":245, 0x10470344]
   3 ::handle_segfault(0x6, 0x4, 0xffff, 0x0, 0x0, 0x0, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/mysqld.cc":2115, 0x10203418]
   4 sig_fixup_mask(0x15, 0x4, 0xffff, 0x0, 0x0, 0x0, 0x1, 0x50) ["/xlv41/6.5.30m/work/eoe/lib/libpthread/libpthread_n32_M3/sig.c":480, 0xc0e09b0]
   5 _sigtramp(0x6, 0x4, 0xffff, 0x0, 0x0, 0x0, 0x1, 0x50) ["/xlv41/6.5.30m/work/irix/lib/libc/libc_n32_M4/signal/sigtramp.s":71, 0xfaf067c]
   6 _prctl(0x15, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/xlv41/6.5.30m/work/irix/lib/libc/libc_n32_M4/proc/prctl.s":15, 0xfa4ac28]
   7 pthread_kill(0x15, 0x6, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/xlv41/6.5.30m/work/eoe/lib/libpthread/libpthread_n32_M3/sig.c":150, 0xc0e00c4]
   8 _SGIPT_libc_raise(0x15, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/xlv41/6.5.30m/work/eoe/lib/libpthread/libpthread_n32_M3/sig.c":660, 0xc0e10d8]
   9 _raise(0x15, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/xlv41/6.5.30m/work/irix/lib/libc/libc_n32_M4/signal/raise.c":26, 0xfad1f3c]
   10 abort(0x15, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/xlv41/6.5.30m/work/irix/lib/libc/libc_n32_M4/gen/abort.c":44, 0xfa6f67c]
   11 ::_array_pointer_not_from_vec_new(0x15, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/j7/mtibuild/v744/workarea/v7.4.4m/libC/lang_support/vec_newdel.cxx":862, 0xace729c]
   12 ::__array_delete_general2(0x11f583e8, 0xffffffff, 0xffff, 0x102a0d80, 0x11f717a8, 0x1, 0x1, 0x50) ["/j7/mtibuild/v744/workarea/v7.4.4m/libC/lang_support/vec_newdel.cxx":342, 0xace6fbc]
   13 ::__array_delete2(0x15, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/j7/mtibuild/v744/workarea/v7.4.4m/libC/lang_support/vec_newdel.cxx":762, 0xace7168]
   14 JOIN::cleanup(bool)(0x11f56308, 0x1, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_class.h":1904, 0x102aceb0]
   15 JOIN::join_free(void)(0x11f56308, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_select.cc":5888, 0x102acb98]
   16 JOIN::exec(void)(0x11f56308, 0x4, 0xffff, 0x11d963cc, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_select.cc":1632, 0x102aa918]
   17 ::mysql_select(THD*,Item***,st_table_list*,unsigned int,List<Item>&,Item*,unsigned int,st_order*,st_order*,Item*,st_order*,unsigned long,select_result*,st_select_lex_unit*,st_select_lex*)(0x11d96060, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_select.cc":1988, 0x10285128]
   18 ::handle_select(THD*,st_lex*,select_result*,unsigned long)(0x11d96060, 0x11d960a0, 0x11f562f0, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_select.cc":242, 0x10284d30]
   19 ::mysql_execute_command(THD*)(0x11d96060, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_parse.cc":2587, 0x102373ec]
   20 ::mysql_parse(THD*,char*,unsigned int)(0x15, 0x1, 0x0, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_parse.cc":5870, 0x1023abf4]
   21 ::dispatch_command(enum_server_command,THD*,char*,unsigned int)(0x3, 0x11d96060, 0x11f11551, 0x2ce, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_parse.cc":1766, 0x10231820]
   22 ::do_command(THD*)(0x11d96060, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_parse.cc":1550, 0x1023053c]
   23 ::handle_one_connection(0x11d96060, 0x4, 0xffff, 0x0, 0x11f717a8, 0x1, 0x1, 0x50) ["/raids/strip2/MIPS/mysql-5.0.27/sql/sql_parse.cc":1181, 0x1022f658]
   24 _SGIPT_pt_start() ["/xlv41/6.5.30m/work/eoe/lib/libpthread/libpthread_n32_M3/pt.c":813, 0xc0dd42c]
(dbx)