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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

==7685== Invalid read of size 8
==7685==    at 0x83FD81: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eb010 is 0 bytes after a block of size 32 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0x841414: zif_ibase_set_event_handler (ibase_events.c:343)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FDD5: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafe8 is 8 bytes before a block of size 32 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0x841414: zif_ibase_set_event_handler (ibase_events.c:343)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FDE3: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafe0 is 16 bytes before a block of size 32 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0x841414: zif_ibase_set_event_handler (ibase_events.c:343)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FDF1: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafd8 is 24 bytes before a block of size 32 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0x841414: zif_ibase_set_event_handler (ibase_events.c:343)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FDFF: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafd0 is 32 bytes before a block of size 32 in arena "client"
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FE0D: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafc8 is 24 bytes after a block of size 16 in arena "client"
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FE1B: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafc0 is 16 bytes after a block of size 16 in arena "client"
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FE29: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafb8 is 16 bytes after a block of size 8 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0xE69A92: _safe_emalloc (zend_alloc.c:2583)
==7685==    by 0x8413EA: zif_ibase_set_event_handler (ibase_events.c:341)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FE37: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafb0 is 8 bytes after a block of size 8 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0xE69A92: _safe_emalloc (zend_alloc.c:2583)
==7685==    by 0x8413EA: zif_ibase_set_event_handler (ibase_events.c:341)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 
==7685== Invalid read of size 8
==7685==    at 0x83FE4C: _php_ibase_event_block (ibase_events.c:106)
==7685==    by 0x841849: zif_ibase_set_event_handler (ibase_events.c:354)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685==  Address 0x153eafa8 is 0 bytes after a block of size 8 alloc'd
==7685==    at 0x4C2824A: malloc (vg_replace_malloc.c:296)
==7685==    by 0xE69798: _emalloc (zend_alloc.c:2427)
==7685==    by 0xE69A92: _safe_emalloc (zend_alloc.c:2583)
==7685==    by 0x8413EA: zif_ibase_set_event_handler (ibase_events.c:341)
==7685==    by 0xF2C768: zend_do_fcall_common_helper_SPEC (zend_vm_execute.h:558)
==7685==    by 0xF382FE: ZEND_DO_FCALL_SPEC_CONST_HANDLER (zend_vm_execute.h:2602)
==7685==    by 0xF2A1EE: execute_ex (zend_vm_execute.h:363)
==7685==    by 0xF2AD91: zend_execute (zend_vm_execute.h:388)
==7685==    by 0xEBFB2F: zend_execute_scripts (zend.c:1341)
==7685==    by 0xDDDA5B: php_execute_script (main.c:2597)
==7685==    by 0x107746E: do_cli (php_cli.c:994)
==7685==    by 0x1078C1B: main (php_cli.c:1378)
==7685== 

 

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