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Valgrind Report for sapi/phpdbg/tests/watch_004.phpt ('Test detection of inline string manipulations on zval watch')

Script

1: <?php
2:
3: $b 
"a";
4:
$a $b.$b;
5:
$a[1] = "b";
6:

Report

==11613== Conditional jump or move depends on uninitialised value(s)
==11613==    at 0x4C2D026: __memcmp_sse4_1 (vg_replace_strmem.c:1100)
==11613==    by 0x13B70CA: phpdbg_check_watch_diff (phpdbg_watch.c:135)
==11613==    by 0x13BCCB8: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==11613==    by 0x13BD856: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==11613==    by 0x138E1FD: phpdbg_execute_ex (phpdbg_prompt.c:1864)
==11613==    by 0x136C4C3: zend_execute (zend_vm_execute.h:63760)
==11613==    by 0x1387D8E: phpdbg_do_run (phpdbg_prompt.c:942)
==11613==    by 0x13B1813: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==11613==    by 0x13B19E4: phpdbg_stack_execute (phpdbg_cmd.c:733)
==11613==    by 0x138C1B5: phpdbg_interactive (phpdbg_prompt.c:1631)
==11613==    by 0x1377F9D: main (phpdbg.c:2001)
==11613== 
==11613== Conditional jump or move depends on uninitialised value(s)
==11613==    at 0x4C2D026: __memcmp_sse4_1 (vg_replace_strmem.c:1100)
==11613==    by 0x13B7102: phpdbg_check_watch_diff (phpdbg_watch.c:139)
==11613==    by 0x13BCCB8: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==11613==    by 0x13BD856: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==11613==    by 0x138E1FD: phpdbg_execute_ex (phpdbg_prompt.c:1864)
==11613==    by 0x136C4C3: zend_execute (zend_vm_execute.h:63760)
==11613==    by 0x1387D8E: phpdbg_do_run (phpdbg_prompt.c:942)
==11613==    by 0x13B1813: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==11613==    by 0x13B19E4: phpdbg_stack_execute (phpdbg_cmd.c:733)
==11613==    by 0x138C1B5: phpdbg_interactive (phpdbg_prompt.c:1631)
==11613==    by 0x1377F9D: main (phpdbg.c:2001)
==11613== 
==11613== Conditional jump or move depends on uninitialised value(s)
==11613==    at 0x4C2CFF1: __memcmp_sse4_1 (vg_replace_strmem.c:1100)
==11613==    by 0x13B7102: phpdbg_check_watch_diff (phpdbg_watch.c:139)
==11613==    by 0x13BCCB8: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==11613==    by 0x13BD856: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==11613==    by 0x138E1FD: phpdbg_execute_ex (phpdbg_prompt.c:1864)
==11613==    by 0x136C4C3: zend_execute (zend_vm_execute.h:63760)
==11613==    by 0x1387D8E: phpdbg_do_run (phpdbg_prompt.c:942)
==11613==    by 0x13B1813: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==11613==    by 0x13B19E4: phpdbg_stack_execute (phpdbg_cmd.c:733)
==11613==    by 0x138C1B5: phpdbg_interactive (phpdbg_prompt.c:1631)
==11613==    by 0x1377F9D: main (phpdbg.c:2001)
==11613== 
==11613== Conditional jump or move depends on uninitialised value(s)
==11613==    at 0x13BCCBB: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==11613==    by 0x13BD856: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==11613==    by 0x138E1FD: phpdbg_execute_ex (phpdbg_prompt.c:1864)
==11613==    by 0x136C4C3: zend_execute (zend_vm_execute.h:63760)
==11613==    by 0x1387D8E: phpdbg_do_run (phpdbg_prompt.c:942)
==11613==    by 0x13B1813: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==11613==    by 0x13B19E4: phpdbg_stack_execute (phpdbg_cmd.c:733)
==11613==    by 0x138C1B5: phpdbg_interactive (phpdbg_prompt.c:1631)
==11613==    by 0x1377F9D: main (phpdbg.c:2001)
==11613== 
==11613== Conditional jump or move depends on uninitialised value(s)
==11613==    at 0x13BCD8F: phpdbg_check_watchpoint (phpdbg_watch.c:1015)
==11613==    by 0x13BD856: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==11613==    by 0x138E1FD: phpdbg_execute_ex (phpdbg_prompt.c:1864)
==11613==    by 0x136C4C3: zend_execute (zend_vm_execute.h:63760)
==11613==    by 0x1387D8E: phpdbg_do_run (phpdbg_prompt.c:942)
==11613==    by 0x13B1813: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==11613==    by 0x13B19E4: phpdbg_stack_execute (phpdbg_cmd.c:733)
==11613==    by 0x138C1B5: phpdbg_interactive (phpdbg_prompt.c:1631)
==11613==    by 0x1377F9D: main (phpdbg.c:2001)
==11613== 
==11613== Conditional jump or move depends on uninitialised value(s)
==11613==    at 0x13BCDB1: phpdbg_check_watchpoint (phpdbg_watch.c:1015)
==11613==    by 0x13BD856: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==11613==    by 0x138E1FD: phpdbg_execute_ex (phpdbg_prompt.c:1864)
==11613==    by 0x136C4C3: zend_execute (zend_vm_execute.h:63760)
==11613==    by 0x1387D8E: phpdbg_do_run (phpdbg_prompt.c:942)
==11613==    by 0x13B1813: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==11613==    by 0x13B19E4: phpdbg_stack_execute (phpdbg_cmd.c:733)
==11613==    by 0x138C1B5: phpdbg_interactive (phpdbg_prompt.c:1631)
==11613==    by 0x1377F9D: main (phpdbg.c:2001)
==11613== 
==11613== Invalid read of size 4
==11613==    at 0xA304562: kpufhndl0 (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA30A952: kpufhndl (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA1D45C4: OCIHandleFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xAE6FA9: zm_shutdown_pdo_oci (pdo_oci.c:140)
==11613==    by 0x11042BE: module_destructor (zend_API.c:2564)
==11613==    by 0x10EE3A7: module_destructor_zval (zend.c:690)
==11613==    by 0x1127348: _zend_hash_del_el_ex (zend_hash.c:996)
==11613==    by 0x1127348: _zend_hash_del_el (zend_hash.c:1019)
==11613==    by 0x1127348: zend_hash_graceful_reverse_destroy (zend_hash.c:1475)
==11613==    by 0x10FF83E: zend_destroy_modules (zend_API.c:2008)
==11613==    by 0x10EEBA5: zend_shutdown (zend.c:905)
==11613==    by 0xFE1897: php_module_shutdown (main.c:2453)
==11613==    by 0x1378C94: main (phpdbg.c:2162)
==11613==  Address 0x14ee3230 is 0 bytes inside a block of size 43,632 free'd
==11613==    at 0x4C28BD4: free (vg_replace_malloc.c:529)
==11613==    by 0xA5FACDE: ssMemFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA6C0ED9: sktsfFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xB050F6B: kpummefree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA30A6E6: kpufhndl0 (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA30A952: kpufhndl (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA1D45C4: OCIHandleFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xAE6FA9: zm_shutdown_pdo_oci (pdo_oci.c:140)
==11613==    by 0x11042BE: module_destructor (zend_API.c:2564)
==11613==    by 0x10EE3A7: module_destructor_zval (zend.c:690)
==11613==    by 0x1127348: _zend_hash_del_el_ex (zend_hash.c:996)
==11613==    by 0x1127348: _zend_hash_del_el (zend_hash.c:1019)
==11613==    by 0x1127348: zend_hash_graceful_reverse_destroy (zend_hash.c:1475)
==11613==    by 0x10FF83E: zend_destroy_modules (zend_API.c:2008)
==11613==  Block was alloc'd at
==11613==    at 0x4C291FA: malloc (vg_replace_malloc.c:298)
==11613==    by 0xA5FACEC: ssMemMalloc (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA6C0EEB: sktsfMalloc (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xB050EFD: kpummealloc (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA314030: kpuinit0 (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA3122FC: kpuenvcr (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xA1D44E9: OCIEnvCreate (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==11613==    by 0xAE6F17: zm_activate_pdo_oci (pdo_oci.c:118)
==11613==    by 0x110447F: zend_activate_modules (zend_API.c:2600)
==11613==    by 0xFDF0D7: php_request_startup (main.c:1694)
==11613==    by 0x1377157: main (phpdbg.c:1806)
==11613== 

 

Generated at Wed, 16 May 2018 17:38:03 +0000 (8 days ago)

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