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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

==22038== Conditional jump or move depends on uninitialised value(s)
==22038==    at 0x4C2D026: __memcmp_sse4_1 (vg_replace_strmem.c:1100)
==22038==    by 0x13E9156: phpdbg_check_watch_diff (phpdbg_watch.c:135)
==22038==    by 0x13EECA9: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==22038==    by 0x13EF847: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==22038==    by 0x13C04BE: phpdbg_execute_ex (phpdbg_prompt.c:1868)
==22038==    by 0x139E8A5: zend_execute (zend_vm_execute.h:63792)
==22038==    by 0x13BA094: phpdbg_do_run (phpdbg_prompt.c:942)
==22038==    by 0x13E3A7E: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==22038==    by 0x13E3C4F: phpdbg_stack_execute (phpdbg_cmd.c:733)
==22038==    by 0x13BE476: phpdbg_interactive (phpdbg_prompt.c:1635)
==22038==    by 0x13AA2A3: main (phpdbg.c:2001)
==22038== 
==22038== Conditional jump or move depends on uninitialised value(s)
==22038==    at 0x4C2D026: __memcmp_sse4_1 (vg_replace_strmem.c:1100)
==22038==    by 0x13E918E: phpdbg_check_watch_diff (phpdbg_watch.c:139)
==22038==    by 0x13EECA9: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==22038==    by 0x13EF847: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==22038==    by 0x13C04BE: phpdbg_execute_ex (phpdbg_prompt.c:1868)
==22038==    by 0x139E8A5: zend_execute (zend_vm_execute.h:63792)
==22038==    by 0x13BA094: phpdbg_do_run (phpdbg_prompt.c:942)
==22038==    by 0x13E3A7E: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==22038==    by 0x13E3C4F: phpdbg_stack_execute (phpdbg_cmd.c:733)
==22038==    by 0x13BE476: phpdbg_interactive (phpdbg_prompt.c:1635)
==22038==    by 0x13AA2A3: main (phpdbg.c:2001)
==22038== 
==22038== Conditional jump or move depends on uninitialised value(s)
==22038==    at 0x4C2CFF1: __memcmp_sse4_1 (vg_replace_strmem.c:1100)
==22038==    by 0x13E918E: phpdbg_check_watch_diff (phpdbg_watch.c:139)
==22038==    by 0x13EECA9: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==22038==    by 0x13EF847: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==22038==    by 0x13C04BE: phpdbg_execute_ex (phpdbg_prompt.c:1868)
==22038==    by 0x139E8A5: zend_execute (zend_vm_execute.h:63792)
==22038==    by 0x13BA094: phpdbg_do_run (phpdbg_prompt.c:942)
==22038==    by 0x13E3A7E: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==22038==    by 0x13E3C4F: phpdbg_stack_execute (phpdbg_cmd.c:733)
==22038==    by 0x13BE476: phpdbg_interactive (phpdbg_prompt.c:1635)
==22038==    by 0x13AA2A3: main (phpdbg.c:2001)
==22038== 
==22038== Conditional jump or move depends on uninitialised value(s)
==22038==    at 0x13EECAC: phpdbg_check_watchpoint (phpdbg_watch.c:1007)
==22038==    by 0x13EF847: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==22038==    by 0x13C04BE: phpdbg_execute_ex (phpdbg_prompt.c:1868)
==22038==    by 0x139E8A5: zend_execute (zend_vm_execute.h:63792)
==22038==    by 0x13BA094: phpdbg_do_run (phpdbg_prompt.c:942)
==22038==    by 0x13E3A7E: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==22038==    by 0x13E3C4F: phpdbg_stack_execute (phpdbg_cmd.c:733)
==22038==    by 0x13BE476: phpdbg_interactive (phpdbg_prompt.c:1635)
==22038==    by 0x13AA2A3: main (phpdbg.c:2001)
==22038== 
==22038== Conditional jump or move depends on uninitialised value(s)
==22038==    at 0x13EED80: phpdbg_check_watchpoint (phpdbg_watch.c:1015)
==22038==    by 0x13EF847: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==22038==    by 0x13C04BE: phpdbg_execute_ex (phpdbg_prompt.c:1868)
==22038==    by 0x139E8A5: zend_execute (zend_vm_execute.h:63792)
==22038==    by 0x13BA094: phpdbg_do_run (phpdbg_prompt.c:942)
==22038==    by 0x13E3A7E: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==22038==    by 0x13E3C4F: phpdbg_stack_execute (phpdbg_cmd.c:733)
==22038==    by 0x13BE476: phpdbg_interactive (phpdbg_prompt.c:1635)
==22038==    by 0x13AA2A3: main (phpdbg.c:2001)
==22038== 
==22038== Conditional jump or move depends on uninitialised value(s)
==22038==    at 0x13EEDA2: phpdbg_check_watchpoint (phpdbg_watch.c:1015)
==22038==    by 0x13EF847: phpdbg_print_changed_zvals (phpdbg_watch.c:1107)
==22038==    by 0x13C04BE: phpdbg_execute_ex (phpdbg_prompt.c:1868)
==22038==    by 0x139E8A5: zend_execute (zend_vm_execute.h:63792)
==22038==    by 0x13BA094: phpdbg_do_run (phpdbg_prompt.c:942)
==22038==    by 0x13E3A7E: phpdbg_internal_stack_execute (phpdbg_cmd.c:703)
==22038==    by 0x13E3C4F: phpdbg_stack_execute (phpdbg_cmd.c:733)
==22038==    by 0x13BE476: phpdbg_interactive (phpdbg_prompt.c:1635)
==22038==    by 0x13AA2A3: main (phpdbg.c:2001)
==22038== 
==22038== Invalid read of size 4
==22038==    at 0xA493562: kpufhndl0 (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA499952: kpufhndl (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA3635C4: OCIHandleFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xB14F48: zm_shutdown_pdo_oci (pdo_oci.c:145)
==22038==    by 0x113590D: module_destructor (zend_API.c:2564)
==22038==    by 0x111FA27: module_destructor_zval (zend.c:690)
==22038==    by 0x1158986: _zend_hash_del_el_ex (zend_hash.c:998)
==22038==    by 0x1158986: _zend_hash_del_el (zend_hash.c:1021)
==22038==    by 0x1158986: zend_hash_graceful_reverse_destroy (zend_hash.c:1477)
==22038==    by 0x1130E8D: zend_destroy_modules (zend_API.c:2008)
==22038==    by 0x1120225: zend_shutdown (zend.c:905)
==22038==    by 0x1011CD7: php_module_shutdown (main.c:2458)
==22038==    by 0x13AAF9A: main (phpdbg.c:2162)
==22038==  Address 0x15ae9a70 is 0 bytes inside a block of size 43,632 free'd
==22038==    at 0x4C28BD4: free (vg_replace_malloc.c:529)
==22038==    by 0xA789CDE: ssMemFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA84FED9: sktsfFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xB1DFF6B: kpummefree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA4996E6: kpufhndl0 (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA499952: kpufhndl (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA3635C4: OCIHandleFree (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xB14F48: zm_shutdown_pdo_oci (pdo_oci.c:145)
==22038==    by 0x113590D: module_destructor (zend_API.c:2564)
==22038==    by 0x111FA27: module_destructor_zval (zend.c:690)
==22038==    by 0x1158986: _zend_hash_del_el_ex (zend_hash.c:998)
==22038==    by 0x1158986: _zend_hash_del_el (zend_hash.c:1021)
==22038==    by 0x1158986: zend_hash_graceful_reverse_destroy (zend_hash.c:1477)
==22038==    by 0x1130E8D: zend_destroy_modules (zend_API.c:2008)
==22038==  Block was alloc'd at
==22038==    at 0x4C291FA: malloc (vg_replace_malloc.c:298)
==22038==    by 0xA789CEC: ssMemMalloc (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA84FEEB: sktsfMalloc (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xB1DFEFD: kpummealloc (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA4A3030: kpuinit0 (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA4A12FC: kpuenvcr (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xA3634E9: OCIEnvCreate (in /u01/app/oracle/product/11.2.0/xe/lib/libclntsh.so.11.1)
==22038==    by 0xB14EB6: zm_activate_pdo_oci (pdo_oci.c:123)
==22038==    by 0x1135ACE: zend_activate_modules (zend_API.c:2600)
==22038==    by 0x100F51C: php_request_startup (main.c:1694)
==22038==    by 0x13A945D: main (phpdbg.c:1806)
==22038== 

 

Generated at Thu, 17 Oct 2019 23:21:35 +0000 (2 days ago)

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