Bug #55070 [Opn->Fbk]: SHMOP not working / crash

Edit report at https://bugs.php.net/bug.php?id=55070&edit=1 ID: 55070 Updated by: cmb@php.net Reported by: ricardo dot nuno dot rodrigues at hotmail dot com Summary: SHMOP not working / crash -Status: Open +Status: Feedback Type: Bug Package: *Extensibility Functions Operating System: Windows 7 64bit PHP Version: 5.3.6 -Assigned To: +Assigned To: cmb Block user comment: N Private report: N New Comment: I cannot reproduce the reported access violation. Can anybody else with any of the actively supported PHP versions[1]? [1] <https://www.php.net/supported-versions.php> Previous Comments: ------------------------------------------------------------------------ [2012-05-04 23:22:05] ricardo dot nuno dot rodrigues at hotmail dot com attention to: msvcr100!_endthreadex+6a what vc10?!? this is compiled with vc9! ------------------------------------------------------------------------ [2012-05-04 23:20:14] ricardo dot nuno dot rodrigues at hotmail dot com without xdebug & xcache -------------------------- Thread 27 - System ID 3292 Entry point msvcr100!_endthreadex+6a Create time 05-05-2012 00:11:55 Time spent in user mode 0 Days 0:0:0.0 Time spent in kernel mode 0 Days 0:0:0.124 Function Arg 1 Arg 2 Arg 3 Source php5ts!shmget+17a 00000001 00000000 00000000 php_shmop_rsr!get_module+1a2 0c7d5398 0eb220d0 0c7d5398 php5ts!zval_add_ref+17b5 0504fe10 0504fb64 00000000 php5ts!execute+1fd 0eb3f458 0c7d5301 0c7d5398 php5ts!zend_execute_scripts+119 00000001 0eb3f4e9 0504fb80 user32!PostThreadMessageA+e1 0504ff6c 00000000 56433230 php5ts!php_execute_script+a7 764d1194 0000027c ffffffff KERNELBASE!WaitForSingleObjectEx+cb 00000020 609dc7f4 609f2cc6 php5ts!xmlGetGlobalState+11 00888968 00000000 014c1738 libhttpd!ap_regexec+d6 00ba9690 014927e7 0504fe30 mod_rewrite+6387 014911d8 00000000 014911d8 libhttpd!ap_run_handler+25 014911d8 014911d8 014911d8 libhttpd!ap_invoke_handler+a2 00000000 01485330 0504fefc libhttpd!ap_die+26e 014911d8 00000000 00bd4918 libhttpd!ap_psignature+15b2 01485330 00000018 01485330 libhttpd!ap_run_process_connection+25 01485330 00c397c8 0504ff44 libhttpd!ap_process_connection+33 01485330 014851b8 00000000 libhttpd!ap_regkey_value_remove+fe7 01485328 9f1b9813 00000000 msvcr100!_endthreadex+3f 00000000 0504ff94 764d339a msvcr100!_endthreadex+ce 01444ce0 0504ffd4 76ef9ef2 kernel32!BaseThreadInitThunk+e 01444ce0 7b64113e 00000000 ntdll!__RtlUserThreadStart+70 730bc59c 01444ce0 00000000 ntdll!_RtlUserThreadStart+1b 730bc59c 01444ce0 00000000 PHP5TS!SHMGET+17AWARNING - DebugDiag was not able to locate debug symbols for php5ts.dll, so the information below may be incomplete. In httpd__PID__7336__Date__05_05_2012__Time_12_15_19AM__621__Second_Chance_Exception_C0000005.dmp the assembly instruction at php5ts!shmget+17a in C:\AppServ\php5\php5ts.dll from The PHP Group has caused an access violation exception (0xC0000005) when trying to read from memory location 0x00000000 on thread 27 Module Information Image Name: C:\AppServ\php5\php5ts.dll Symbol Type: Export Base address: 0x608e0000 Time Stamp: Wed Apr 25 21:55:05 2012 Checksum: 0x005d9775 Comments: COM DLL: False Company Name: The PHP Group ISAPIExtension: False File Description: PHP Script Interpreter ISAPIFilter: False File Version: 5.4.1 Managed DLL: False Internal Name: PHP Script Interpreter VB DLL: False Legal Copyright: Copyright © 1997-2010 The PHP Group Loaded Image Name: php5ts.dll Legal Trademarks: PHP Mapped Image Name: Original filename: php5ts.dll Module name: php5ts Private Build: Single Threaded: False Product Name: PHP Module Size: 5,96 MBytes Product Version: 5.4.1 Symbol File Name: php5ts.dll Special Build: & ------------------------------------------------------------------------ [2012-05-04 23:08:47] felipe@php.net Try disabling xcache. ------------------------------------------------------------------------ [2012-05-04 23:04:39] ricardo dot nuno dot rodrigues at hotmail dot com with xdedug and PHP 5.4.1 VC9 ----------------------------- Thread 0 - System ID 2204 Entry point httpd+2155 Create time 04-05-2012 23:57:08 Time spent in user mode 0 Days 0:0:1.123 Time spent in kernel mode 0 Days 0:0:0.280 Function Arg 1 Arg 2 Arg 3 Source ntdll!NtClose+12 00000005 00000005 000cfe20 KERNELBASE!CloseHandle+2d 00000005 025eaa10 025e2098 kernel32!CloseHandleImplementation+3f 00000005 00000002 048a0020 php_xcache+277f 025eaa10 01ea3368 01b269b0 php_xcache+16b95 025e2098 01530500 00000000 php_xcache+16dda 01b269b0 6ec53b4e 609aac01 php5ts!zend_hash_graceful_reverse_destroy+d 00bff858 00405370 00000001 httpd+1c9d 00000003 00901b20 00901d88 httpd+2034 7efde000 000cffd4 76ef9ef2 kernel32!BaseThreadInitThunk+e 7efde000 7e7f92b1 00000000 ntdll!__RtlUserThreadStart+70 00402155 7efde000 00000000 ntdll!_RtlUserThreadStart+1b 00402155 7efde000 00000000 In httpd__PID__3236__Date__05_04_2012__Time_11_58_55PM__105__Second_Chance_Exceptio n_C0000008.dmp the assembly instruction at 0x76d312f7 which does not correspond to any known native module in the process has caused an unknown exception (0xc0000008) on thread 0 Report for httpd__PID__2292__Date__05_04_2012__Time_11_58_44PM__616__Second_Chance_Exceptio n_C0000005.dmp Report for httpd__PID__2292__Date__05_04_2012__Time_11_58_44PM__616__Second_Chance_Exceptio n_C0000005.dmp Type of Analysis Performed Crash Analysis Machine Name QUAD Operating System Unexpected Service Pack 1 Number Of Processors 4 Process ID 2292 Process Image C:\AppServ\Apache2.2\bin\httpd.exe System Up-Time 1 day(s) 15:55:15 Process Up-Time 00:01:34 Thread 5 - System ID 6928 Entry point msvcr100!_endthreadex+6a Create time 04-05-2012 23:57:12 Time spent in user mode 0 Days 0:0:0.15 Time spent in kernel mode 0 Days 0:0:0.62 Function Arg 1 Arg 2 Arg 3 Source msvcr90!memcpy+158 3d57ffb8 00000000 00000004 php_shmop_rsr!get_module+37f 2c709508 3d5620d0 2c709508 php5ts!zval_add_ref+17b5 0e8efe10 0e8efb64 00000000 php5ts!execute+1fd 3d57f458 2c709501 2c709508 php5ts!zend_execute_scripts+119 00000650 00000401 0e8efb80 user32!PostThreadMessageA+e1 0e8eff6c 00000000 56433230 php5ts!php_execute_script+a7 00000000 00000000 00000000 php5ts!zend_hash_quick_add_or_update+66 764d1194 0000026c ffffffff KERNELBASE!WaitForSingleObjectEx+cb 00000020 609dc7f4 609f2cc6 php5ts!xmlGetGlobalState+11 00a68968 00000000 01755700 libhttpd!ap_regexec+d6 00959690 0174cb47 0e8efe30 mod_rewrite+6387 0174b538 00000000 0174b538 libhttpd!ap_run_handler+25 0174b538 0174b538 0174b538 libhttpd!ap_invoke_handler+a2 00000000 017136e0 0e8efefc libhttpd!ap_die+26e 0174b538 00000000 00984918 libhttpd!ap_psignature+15b2 017136e0 00000001 017136e0 libhttpd!ap_run_process_connection+25 017136e0 009e9f80 0e8eff44 libhttpd!ap_process_connection+33 017136e0 01713568 00000000 libhttpd!ap_regkey_value_remove+fe7 017136d8 6559efcc 00000000 msvcr100!_endthreadex+3f 00000000 0e8eff94 764d339a msvcr100!_endthreadex+ce 01660488 0e8effd4 76ef9ef2 kernel32!BaseThreadInitThunk+e 01660488 70fd886c 00000000 ntdll!__RtlUserThreadStart+70 730bc59c 01660488 00000000 ntdll!_RtlUserThreadStart+1b 730bc59c 01660488 00000000 MSVCR90!MEMCPY+158In httpd__PID__2292__Date__05_04_2012__Time_11_58_44PM__616__Second_Chance_Exceptio n_C0000005.dmp the assembly instruction at msvcr90!memcpy+158 in C:\Windows\winsxs\x86_microsoft.vc90.crt_1fc8b3b9a1e18e3b_9.0.30729.6161_none_50 934f2ebcb7eb57\msvcr90.dll from Microsoft Corporation has caused an access violation exception (0xC0000005) when trying to read from memory location 0x00000000 on thread 5 ------------------------------------------------------------------------ [2011-07-08 18:27:10] kalle@php.net Can you try to disable xdebug and re-generate the backtrace if it still happens? ------------------------------------------------------------------------ The remainder of the comments for this report are too long. To view the rest of the comments, please view the bug report online at https://bugs.php.net/bug.php?id=55070 -- Edit this bug report at https://bugs.php.net/bug.php?id=55070&edit=1