*** glibc detected *** /web/cgi-bin/db2www: free(): invalid next size (fast): 0x00293450 ***
======= Backtrace: =========
/lib/libc.so.6[0x4197fefd]
/lib/libc.so.6(cfree+0x90)[0x41983550]
/opt/netdata/lib/libdtwmem.so(dtw_mem_free+0x79)[0xfc3499]
/opt/netdata/lib/libdtwcgi.so(remove_if_exists__16alias_hash_tableP10glb_structPc+0x9f)[0x1371bb]
/opt/netdata/lib/libdtwcgi.so(remove__16alias_hash_tableP10glb_structPc+0x26)[0x137322]
/opt/netdata/lib/libdtwcgi.so(delete_entry__11alias_tableP10glb_structPc+0x71)[0x135e8d]
/opt/netdata/lib/libdtwcgi.so(setDefaultMsg__8lang_envP10glb_structPc+0x238)[0x14a758]
/opt/netdata/lib/libdtwcgi.so(initialize_v__8lang_envP10glb_structP9parm_dataPlPcPPc+0x14c)[0x149038]
/opt/netdata/lib/libdtwcgi.so(process_database_bkend__8functionP10glb_structiPcP9parm_dataP16fct_message_listP8lang_envT3T3P11alias_tableR18fct_parameter_list+0x380)[0x1435d4]
/opt/netdata/lib/libdtwcgi.so(execute__8functionP10glb_structP17a_string_var_listP11alias_table+0x3b5)[0x1391c5]
/opt/netdata/lib/libdtwcgi.so(execute__13function_listP10glb_structP17a_string_var_listP11alias_table+0x75)[0x13cef9]
/opt/netdata/lib/libdtwcgi.so(printval__8fct_callP10glb_structP11alias_table+0xab)[0x13dbe7]
/opt/netdata/lib/libdtwcgi.so(yyparse+0x4ffa)[0x18b922]
/opt/netdata/lib/libdtwcgi.so(db2www_parser__FP10glb_structPcT1P7H_Statei+0x383)[0x18e93f]
/opt/netdata/lib/libdtwcgi.so(_db2www_entry+0xebf)[0x12fddf]
/web/cgi-bin/db2www(_db2www_entry+0x69d)[0x8048d6d]
/lib/libc.so.6(__libc_start_main+0xdc)[0x4192ff2c]
/web/cgi-bin/db2www(__register_frame_info+0x41)[0x8048761]
======= Memory map: ========
00110000-00111000 rwxp 00110000 00:00 0 
00111000-001d2000 r-xp 00000000 fd:03 42991696   /opt/netdata/lib/libdtwcgi.so
001d2000-001f0000 rwxp 000c0000 fd:03 42991696   /opt/netdata/lib/libdtwcgi.so
001f0000-00216000 r-xp 00000000 fd:03 42991698   /opt/netdata/lib/libdtwle.so
00216000-00251000 rwxp 00025000 fd:03 42991698   /opt/netdata/lib/libdtwle.so
00251000-00315000 rwxp 00251000 00:00 0 
00321000-00355000 r-xp 00000000 fd:03 82646886   /usr/lib/libstdc++-2-libc6.1-1-2.9.0.so
00355000-00361000 rwxp 00033000 fd:03 82646886   /usr/lib/libstdc++-2-libc6.1-1-2.9.0.so
00361000-003a4000 rwxp 00361000 00:00 0 
003de000-003e7000 r-xp 00000000 fd:03 3604498    /lib/libnss_files-2.5.so
003e7000-003e8000 r-xp 00008000 fd:03 3604498    /lib/libnss_files-2.5.so
003e8000-003e9000 rwxp 00009000 fd:03 3604498    /lib/libnss_files-2.5.so
003e9000-00469000 rwxs 00000000 00:08 65538      /SYSV74038010 (deleted)
007d1000-0080a000 rwxp 007d1000 00:00 0 
00a99000-00ada000 rwxp 00a99000 00:00 0 
00b29000-00b2a000 r-xp 00b29000 00:00 0          [vdso]
00c65000-00c73000 r-xp 00000000 fd:03 42991703   /opt/netdata/lib/libdtwsql.so
00c73000-00c75000 rwxp 0000d000 fd:03 42991703   /opt/netdata/lib/libdtwsql.so
00c88000-00cc9000 rwxp 00c88000 00:00 0 
00d0c000-00d8d000 rwxp 00d0c000 00:00 0 
00e04000-00e05000 rwxp 00e04000 00:00 0 
00fc1000-00fc6000 r-xp 00000000 fd:03 42991700   /opt/netdata/lib/libdtwmem.so
00fc6000-00fc7000 rwxp 00004000 fd:03 42991700   /opt/netdata/lib/libdtwmem.so
00fc7000-00fd0000 rwxp 00fc7000 00:00 0 
00fd0000-016cc000 r-xp 00000000 fd:03 83134368   /usr/IBMdb2/V7.1/lib/libdb2.so.1
016cc000-017e1000 rwxp 006fb000 fd:03 83134368   /usr/IBMdb2/V7.1/lib/libdb2.so.1
017e1000-01879000 rwxp 017e1000 00:00 0 
08048000-08049000 r-xp 00000000 fd:03 42991681   /opt/netdata/cgi-bin/db2www.cgi
08049000-0804b000 rwxp 00000000 fd:03 42991681   /opt/netdata/cgi-bin/db2www.cgi
090d0000-09114000 rwxp 090d0000 00:00 0 
418fd000-41916000 r-xp 00000000 fd:03 3606075    /lib/ld-2.5.so
41916000-41917000 r-xp 00018000 fd:03 3606075    /lib/ld-2.5.so
41917000-41918000 rwxp 00019000 fd:03 3606075    /lib/ld-2.5.so
4191a000-41a51000 r-xp 00000000 fd:03 3606076    /lib/libc-2.5.so
41a51000-41a53000 r-xp 00137000 fd:03 3606076    /lib/libc-2.5.so
41a53000-41a54000 rwxp 00139000 fd:03 3606076    /lib/libc-2.5.so
41a54000-41a57000 rwxp 41a54000 00:00 0 
41a59000-41a5b000 r-xp 00000000 fd:03 3606081    /lib/libdl-2.5.so
41a5b000-41a5c000 r-xp 00001000 fd:03 3606081    /lib/libdl-2.5.so
41a5c000-41a5d000 rwxp 00002000 fd:03 3606081    /lib/libdl-2.5.so
41a5f000-41a84000 r-xp 00000000 fd:03 3606078    /lib/libm-2.5.so
41a84000-41a85000 r-xp 00024000 fd:03 3606078    /lib/libm-2.5.so
41a85000-41a86000 rwxp 00025000 fd:03 3606078    /lib/libm-2.5.so
41a88000-41a9b000 r-xp 00000000 fd:03 3606079    /lib/libpthread-2.5.so
41a9b000-41a9c000 r-xp 00012000 fd:03 3606079    /lib/libpthread-2.5.so
41a9c000-41a9d000 rwxp 00013000 fd:03 3606079    /lib/libpthread-2.5.so
41a9d000-41a9f000 rwxp 41a9d000 00:00 0 
41b3a000-41b3f000 r-xp 00000000 fd:03 3604551    /lib/libcrypt-2.5.so
41b3f000-41b40000 r-xp 00004000 fd:03 3604551    /lib/libcrypt-2.5.so
41b40000-41b41000 rwxp 00005000 fd:03 3604551    /lib/libcrypt-2.5.so
41b41000-41b68000 rwxp 41b41000 00:00 0 
41de7000-41df2000 r-xp 00000000 fd:03 3606082    /lib/libgcc_s-4.1.1-20061011.so.1
41df2000-41df3000 rwxp 0000a000 fd:03 3606082    /lib/libgcc_s-4.1.1-20061011.so.1
b7e00000-b7e21000 rwxp b7e00000 00:00 0 
b7e21000-b7f00000 --xp b7e21000 00:00 0 
bf812000-bf827000 rwxp bf812000 00:00 0          [stack]