Bug #68115 [Opn->Fbk]: php-fpm process stuck in a loop (Zend/zend_vm_execute.h execute)

Edit report at https://bugs.php.net/bug.php?id=68115&edit=1 ID: 68115 Updated by: cmb@php.net Reported by: champetier dot etienne at gmail dot com Summary: php-fpm process stuck in a loop (Zend/zend_vm_execute.h execute) -Status: Open +Status: Feedback Type: Bug Package: Unknown/Other Function Operating System: rhel 6.5 PHP Version: 5.4.31 -Assigned To: +Assigned To: cmb Block user comment: N Private report: N New Comment: Is this still an issue with any of the actively supported PHP versions[1]? [1] <https://www.php.net/supported-versions.php> Previous Comments: ------------------------------------------------------------------------ [2014-09-30 07:21:47] champetier dot etienne at gmail dot com i've improved my gdb skills a bit, php-fpm is stuck in Zend/zend_vm_execute.h execute function i've crashed the php-fpm process so no more debugging ... (gdb) bt #0 zend_inline_hash_func (ht=0x2a1cc40, arKey=0x2e43e30 "download_exception_handler", nKeyLength=27, pData=0x7ffff9dc0998) at /usr/src/debug/php-5.4.31/Zend/zend_hash.h:271 #1 zend_hash_find (ht=0x2a1cc40, arKey=0x2e43e30 "download_exception_handler", nKeyLength=27, pData=0x7ffff9dc0998) at /usr/src/debug/php-5.4.31/Zend/zend_hash.c:921 #2 0x00000000005e25bb in zend_is_callable_check_func (check_flags=8, callable=0x31effd8, fcc=0x7ffff9dc0990, strict_class=0, error=0x7ffff9dc09c0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:2709 #3 0x00000000005e3033 in zend_is_callable_ex (callable=0x31effd8, object_ptr=<value optimized out>, check_flags=8, callable_name=0x7ffff9dc09c8, callable_name_len=<value optimized out>, fcc=0x7ffff9dc0990, error=0x7ffff9dc09c0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:3079 #4 0x00000000005d1883 in zend_call_function (fci=0x7ffff9dc0a10, fci_cache=0x7ffff9dc0990) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:807 #5 0x00000000005d2da0 in call_user_function_ex (function_table=<value optimized out>, object_pp=<value optimized out>, function_name=<value optimized out>, retval_ptr_ptr=<value optimized out>, param_count=<value optimized out>, params=<value optimized out>, no_separation=1, symbol_table=0x0) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:748 #6 0x00000000005dd62a in zend_error (type=2, format=0x6f9a60 "%s%s%s() expects parameter %d to be %s, %s given") at /usr/src/debug/php-5.4.31/Zend/zend.c:1197 #7 0x00000000005e7a7b in zend_parse_arg (num_args=1, type_spec=0x6d9261 "rl", va=<value optimized out>, flags=0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:686 #8 zend_parse_va_args (num_args=1, type_spec=0x6d9261 "rl", va=<value optimized out>, flags=0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:844 #9 0x00000000005e8345 in zend_parse_parameters (num_args=2, type_spec=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:895 #10 0x000000000052a481 in zif_fread (ht=<value optimized out>, return_value=0x2e44cc0, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>) at /usr/src/debug/php-5.4.31/ext/standard/file.c:1747 #11 0x00000000006599ec in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:643 #12 0x0000000000647328 in execute (op_array=0x3f181d8) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:410 #13 0x00000000005d1fbc in zend_call_function (fci=0x7ffff9dc1150, fci_cache=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:956 #14 0x000000000051f03f in zif_call_user_func (ht=<value optimized out>, return_value=0x7f5437a24c88, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>) at /usr/src/debug/php-5.4.31/ext/standard/basic_functions.c:4724 #15 0x00000000006599ec in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:643 #16 0x0000000000647328 in execute (op_array=0x3f7bdf0) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:410 #17 0x00000000005dce60 in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /usr/src/debug/php-5.4.31/Zend/zend.c:1315 #18 0x000000000057f958 in php_execute_script (primary_file=0x7ffff9dc3930) at /usr/src/debug/php-5.4.31/main/main.c:2502 #19 0x00000000006915c2 in main (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/php-5.4.31/sapi/fpm/fpm/fpm_main.c:1933 (gdb) fin Run till exit from #0 zend_inline_hash_func (ht=0x2a1cc40, arKey=0x2e43e30 "download_exception_handler", nKeyLength=27, pData=0x7ffff9dc0998) at /usr/src/debug/php-5.4.31/Zend/zend_hash.h:271 924 p = ht->arBuckets[nIndex]; (gdb) Run till exit from #0 zend_hash_find (ht=0x2a1cc40, arKey=0x2e43e30 "download_exception_handler", nKeyLength=27, pData=0x7ffff9dc0998) at /usr/src/debug/php-5.4.31/Zend/zend_hash.c:924 0x00000000005e25bb in zend_is_callable_check_func (check_flags=8, callable=0x31effd8, fcc=0x7ffff9dc0990, strict_class=0, error=0x7ffff9dc09c0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:2709 2709 if (zend_hash_find(EG(function_table), lmname, mlen+1, (void**)&fcc->function_handler) == SUCCESS) { Value returned is $1 = 0 (gdb) Run till exit from #0 0x00000000005e25bb in zend_is_callable_check_func (check_flags=8, callable=0x31effd8, fcc=0x7ffff9dc0990, strict_class=0, error=0x7ffff9dc09c0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:2709 zend_is_callable_ex (callable=0x31effd8, object_ptr=<value optimized out>, check_flags=8, callable_name=0x7ffff9dc09c8, callable_name_len=<value optimized out>, fcc=0x7ffff9dc0990, error=0x7ffff9dc09c0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:3080 3080 if (fcc == &fcc_local && Value returned is $2 = 1 (gdb) Run till exit from #0 zend_is_callable_ex (callable=0x31effd8, object_ptr=<value optimized out>, check_flags=8, callable_name=0x7ffff9dc09c8, callable_name_len=<value optimized out>, fcc=0x7ffff9dc0990, error=0x7ffff9dc09c0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:3080 0x00000000005d1883 in zend_call_function (fci=0x7ffff9dc0a10, fci_cache=0x7ffff9dc0990) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:807 807 if (!zend_is_callable_ex(fci->function_name, fci->object_ptr, IS_CALLABLE_CHECK_SILENT, &callable_name, NULL, fci_cache, &error TSRMLS_CC)) { Value returned is $3 = 1 '\001' (gdb) Run till exit from #0 0x00000000005d1883 in zend_call_function (fci=0x7ffff9dc0a10, fci_cache=0x7ffff9dc0990) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:807 call_user_function_ex (function_table=<value optimized out>, object_pp=<value optimized out>, function_name=<value optimized out>, retval_ptr_ptr=<value optimized out>, param_count=<value optimized out>, params=<value optimized out>, no_separation=1, symbol_table=0x0) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:749 749 } Value returned is $4 = 0 (gdb) Run till exit from #0 call_user_function_ex (function_table=<value optimized out>, object_pp=<value optimized out>, function_name=<value optimized out>, retval_ptr_ptr=<value optimized out>, param_count=<value optimized out>, params=<value optimized out>, no_separation=1, symbol_table=0x0) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:749 0x00000000005dd62a in zend_error (type=2, format=0x6f9a60 "%s%s%s() expects parameter %d to be %s, %s given") at /usr/src/debug/php-5.4.31/Zend/zend.c:1197 1197 if (call_user_function_ex(CG(function_table), NULL, orig_user_error_handler, &retval, 5, params, 1, NULL TSRMLS_CC) == SUCCESS) { Value returned is $5 = 0 (gdb) Run till exit from #0 0x00000000005dd62a in zend_error (type=2, format=0x6f9a60 "%s%s%s() expects parameter %d to be %s, %s given") at /usr/src/debug/php-5.4.31/Zend/zend.c:1197 0x00000000005e7a7b in zend_parse_arg (num_args=1, type_spec=0x6d9261 "rl", va=<value optimized out>, flags=0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:686 686 zend_error(severity, "%s%s%s() expects parameter %d to be %s, %s given", (gdb) Run till exit from #0 0x00000000005e7a7b in zend_parse_arg (num_args=1, type_spec=0x6d9261 "rl", va=<value optimized out>, flags=0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:686 846 if (varargs && *varargs) { (gdb) Run till exit from #0 zend_parse_va_args (num_args=1, type_spec=0x6d9261 "rl", va=<value optimized out>, flags=0) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:846 zend_parse_parameters (num_args=2, type_spec=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:899 899 } Value returned is $6 = -1 (gdb) Run till exit from #0 zend_parse_parameters (num_args=2, type_spec=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_API.c:899 0x000000000052a481 in zif_fread (ht=<value optimized out>, return_value=0x2e44cc0, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>) at /usr/src/debug/php-5.4.31/ext/standard/file.c:1747 1747 if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rl", &arg1, &len) == FAILURE) { Value returned is $7 = -1 (gdb) Run till exit from #0 0x000000000052a481 in zif_fread (ht=<value optimized out>, return_value=0x2e44cc0, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>) at /usr/src/debug/php-5.4.31/ext/standard/file.c:1747 0x00000000006599ec in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:643 643 fbc->internal_function.handler(opline->extended_value, ret->var.ptr, (fbc->common.fn_flags & ZEND_ACC_RETURN_REFERENCE) ? &ret->var.ptr : NULL, EX(object), RETURN_VALUE_USED(opline) TSRMLS_CC); (gdb) Run till exit from #0 0x00000000006599ec in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:643 0x0000000000647328 in execute (op_array=0x3f181d8) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:410 410 if ((ret = OPLINE->handler(execute_data TSRMLS_CC)) > 0) { Value returned is $8 = 0 (gdb) bt #0 0x0000000000647328 in execute (op_array=0x3f181d8) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:410 #1 0x00000000005d1fbc in zend_call_function (fci=0x7ffff9dc1150, fci_cache=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_execute_API.c:956 #2 0x000000000051f03f in zif_call_user_func (ht=<value optimized out>, return_value=0x7f5437a24c88, return_value_ptr=<value optimized out>, this_ptr=<value optimized out>, return_value_used=<value optimized out>) at /usr/src/debug/php-5.4.31/ext/standard/basic_functions.c:4724 #3 0x00000000006599ec in zend_do_fcall_common_helper_SPEC (execute_data=<value optimized out>) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:643 #4 0x0000000000647328 in execute (op_array=0x3f7bdf0) at /usr/src/debug/php-5.4.31/Zend/zend_vm_execute.h:410 #5 0x00000000005dce60 in zend_execute_scripts (type=8, retval=0x0, file_count=3) at /usr/src/debug/php-5.4.31/Zend/zend.c:1315 #6 0x000000000057f958 in php_execute_script (primary_file=0x7ffff9dc3930) at /usr/src/debug/php-5.4.31/main/main.c:2502 #7 0x00000000006915c2 in main (argc=<value optimized out>, argv=<value optimized out>) at /usr/src/debug/php-5.4.31/sapi/fpm/fpm/fpm_main.c:1933 ------------------------------------------------------------------------ The remainder of the comments for this report are too long. 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