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Valgrind Report for ext/interbase/tests/bug45575.phpt ('Bug #45575 (Segfault with invalid non-string as event handler callback)')

Script

1: <?php
2:
3:
require("interbase.inc");
4:
5:
$db ibase_connect($test_base);
6:
7: function 
foobar($var) { var_dump($var); return true; }
8:
9:
ibase_set_event_handler($dbnull'TEST1');
10:
ibase_set_event_handler($db1'TEST1');
11:
ibase_set_event_handler('foobar''TEST1');
12:
13:
?>
14:

Report

==5729== Invalid read of size 8
==5729==    at 0x840EE1: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fbe0 is 0 bytes after a block of size 32 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0x842574: zif_ibase_set_event_handler (ibase_events.c:343)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F35: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fbb8 is 8 bytes before a block of size 32 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0x842574: zif_ibase_set_event_handler (ibase_events.c:343)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F43: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fbb0 is 16 bytes before a block of size 32 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0x842574: zif_ibase_set_event_handler (ibase_events.c:343)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F51: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fba8 is 24 bytes before a block of size 32 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0x842574: zif_ibase_set_event_handler (ibase_events.c:343)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F5F: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fba0 is 32 bytes before a block of size 32 in arena "client"
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F6D: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fb98 is 24 bytes after a block of size 16 in arena "client"
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F7B: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fb90 is 16 bytes after a block of size 16 in arena "client"
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F89: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fb88 is 16 bytes after a block of size 8 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0xE6CAA2: _safe_emalloc (zend_alloc.c:2583)
==5729==    by 0x84254A: zif_ibase_set_event_handler (ibase_events.c:341)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840F97: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fb80 is 8 bytes after a block of size 8 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0xE6CAA2: _safe_emalloc (zend_alloc.c:2583)
==5729==    by 0x84254A: zif_ibase_set_event_handler (ibase_events.c:341)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 
==5729== Invalid read of size 8
==5729==    at 0x840FAC: _php_ibase_event_block (ibase_events.c:106)
==5729==    by 0x8429A9: zif_ibase_set_event_handler (ibase_events.c:354)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729==  Address 0x1540fb78 is 0 bytes after a block of size 8 alloc'd
==5729==    at 0x4C282CA: malloc (vg_replace_malloc.c:299)
==5729==    by 0xE6C7A8: _emalloc (zend_alloc.c:2427)
==5729==    by 0xE6CAA2: _safe_emalloc (zend_alloc.c:2583)
==5729==    by 0x84254A: zif_ibase_set_event_handler (ibase_events.c:341)
==5729==    by 0xF30584: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==5729==    by 0xF3C11A: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==5729==    by 0xF2E00A: execute_ex (zend_vm_execute.h:363)
==5729==    by 0xF2EBAD: zend_execute (zend_vm_execute.h:388)
==5729==    by 0xEC2B03: zend_execute_scripts (zend.c:1341)
==5729==    by 0xDE0691: php_execute_script (main.c:2613)
==5729==    by 0x107B28A: do_cli (php_cli.c:994)
==5729==    by 0x107CA37: main (php_cli.c:1378)
==5729== 

 

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