diff --git a/test/core/util/test_config.c b/test/core/util/test_config.c index 14bfc957cbd..bf672e8f677 100644 --- a/test/core/util/test_config.c +++ b/test/core/util/test_config.c @@ -1,6 +1,6 @@ /* * - * Copyright 2015, Google Inc. + * Copyright 2015-2016, Google Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -33,11 +33,13 @@ #include "test/core/util/test_config.h" -#include #include -#include "src/core/support/string.h" -#include +#include #include +#include +#include +#include +#include "src/core/support/string.h" double g_fixture_slowdown_factor = 1.0; @@ -52,14 +54,125 @@ static unsigned seed(void) { return _getpid(); } #endif #if GPR_WINDOWS_CRASH_HANDLER -LONG crash_handler(struct _EXCEPTION_POINTERS *ex_info) { - gpr_log(GPR_DEBUG, "Exception handler called, dumping information"); - while (ex_info->ExceptionRecord) { - DWORD code = ex_info->ExceptionRecord->ExceptionCode; - DWORD flgs = ex_info->ExceptionRecord->ExceptionFlags; - PVOID addr = ex_info->ExceptionRecord->ExceptionAddress; - gpr_log("code: %x - flags: %d - address: %p", code, flgs, addr); - ex_info->ExceptionRecord = ex_info->ExceptionRecord->ExceptionRecord; +#include + +#include + +// disable warning 4091 - dbghelp.h is broken for msvc2015 +#pragma warning(disable : 4091) +#define DBGHELP_TRANSLATE_TCHAR +#include + +#ifdef _MSC_VER +#pragma comment(lib, "dbghelp.lib") +#endif + +static void print_current_stack() { + typedef USHORT(WINAPI * CaptureStackBackTraceType)( + __in ULONG, __in ULONG, __out PVOID *, __out_opt PULONG); + CaptureStackBackTraceType func = (CaptureStackBackTraceType)(GetProcAddress( + LoadLibrary(_T("kernel32.dll")), "RtlCaptureStackBackTrace")); + + if (func == NULL) return; // WOE 29.SEP.2010 + +// Quote from Microsoft Documentation: +// ## Windows Server 2003 and Windows XP: +// ## The sum of the FramesToSkip and FramesToCapture parameters must be less +// than 63. +#define MAX_CALLERS 62 + + void *callers_stack[MAX_CALLERS]; + unsigned short frames; + SYMBOL_INFOW *symbol; + HANDLE process; + process = GetCurrentProcess(); + SymInitialize(process, NULL, TRUE); + frames = (func)(0, MAX_CALLERS, callers_stack, NULL); + symbol = + (SYMBOL_INFOW *)calloc(sizeof(SYMBOL_INFOW) + 256 * sizeof(wchar_t), 1); + symbol->MaxNameLen = 255; + symbol->SizeOfStruct = sizeof(SYMBOL_INFOW); + + const unsigned short MAX_CALLERS_SHOWN = 32; + frames = frames < MAX_CALLERS_SHOWN ? frames : MAX_CALLERS_SHOWN; + for (unsigned int i = 0; i < frames; i++) { + SymFromAddrW(process, (DWORD64)(callers_stack[i]), 0, symbol); + fwprintf(stderr, L"*** %d: %016I64X %ls - %016I64X\n", i, + (DWORD64)callers_stack[i], symbol->Name, (DWORD64)symbol->Address); + } + + free(symbol); +} + +static void print_stack_from_context(CONTEXT c) { + STACKFRAME s; // in/out stackframe + memset(&s, 0, sizeof(s)); + DWORD imageType; +#ifdef _M_IX86 + // normally, call ImageNtHeader() and use machine info from PE header + imageType = IMAGE_FILE_MACHINE_I386; + s.AddrPC.Offset = c.Eip; + s.AddrPC.Mode = AddrModeFlat; + s.AddrFrame.Offset = c.Ebp; + s.AddrFrame.Mode = AddrModeFlat; + s.AddrStack.Offset = c.Esp; + s.AddrStack.Mode = AddrModeFlat; +#elif _M_X64 + imageType = IMAGE_FILE_MACHINE_AMD64; + s.AddrPC.Offset = c.Rip; + s.AddrPC.Mode = AddrModeFlat; + s.AddrFrame.Offset = c.Rsp; + s.AddrFrame.Mode = AddrModeFlat; + s.AddrStack.Offset = c.Rsp; + s.AddrStack.Mode = AddrModeFlat; +#elif _M_IA64 + imageType = IMAGE_FILE_MACHINE_IA64; + s.AddrPC.Offset = c.StIIP; + s.AddrPC.Mode = AddrModeFlat; + s.AddrFrame.Offset = c.IntSp; + s.AddrFrame.Mode = AddrModeFlat; + s.AddrBStore.Offset = c.RsBSP; + s.AddrBStore.Mode = AddrModeFlat; + s.AddrStack.Offset = c.IntSp; + s.AddrStack.Mode = AddrModeFlat; +#else +#error "Platform not supported!" +#endif + + HANDLE process = GetCurrentProcess(); + HANDLE thread = GetCurrentThread(); + + SYMBOL_INFOW *symbol = + (SYMBOL_INFOW *)calloc(sizeof(SYMBOL_INFOW) + 256 * sizeof(wchar_t), 1); + symbol->MaxNameLen = 255; + symbol->SizeOfStruct = sizeof(SYMBOL_INFOW); + + while (StackWalk(imageType, process, thread, &s, &c, 0, + SymFunctionTableAccess, SymGetModuleBase, 0)) { + BOOL has_symbol = + SymFromAddrW(process, (DWORD64)(s.AddrPC.Offset), 0, symbol); + fwprintf( + stderr, L"*** %016I64X %ls - %016I64X\n", (DWORD64)(s.AddrPC.Offset), + has_symbol ? symbol->Name : L"<>", (DWORD64)symbol->Address); + } + + free(symbol); +} + +static LONG crash_handler(struct _EXCEPTION_POINTERS *ex_info) { + fprintf(stderr, "Exception handler called, dumping information\n"); + bool try_to_print_stack = true; + PEXCEPTION_RECORD exrec = ex_info->ExceptionRecord; + while (exrec) { + DWORD code = exrec->ExceptionCode; + DWORD flgs = exrec->ExceptionFlags; + PVOID addr = exrec->ExceptionAddress; + if (code == EXCEPTION_STACK_OVERFLOW) try_to_print_stack = false; + fprintf(stderr, "code: %x - flags: %d - address: %p\n", code, flgs, addr); + exrec = exrec->ExceptionRecord; + } + if (try_to_print_stack) { + print_stack_from_context(*ex_info->ContextRecord); } if (IsDebuggerPresent()) { __debugbreak(); @@ -69,8 +182,9 @@ LONG crash_handler(struct _EXCEPTION_POINTERS *ex_info) { return EXCEPTION_EXECUTE_HANDLER; } -void abort_handler(int sig) { - gpr_log(GPR_DEBUG, "Abort handler called."); +static void abort_handler(int sig) { + fprintf(stderr, "Abort handler called.\n"); + print_current_stack(NULL); if (IsDebuggerPresent()) { __debugbreak(); } else { @@ -79,17 +193,20 @@ void abort_handler(int sig) { } static void install_crash_handler() { + if (!SymInitialize(GetCurrentProcess(), NULL, TRUE)) { + fprintf(stderr, "SymInitialize failed: %d\n", GetLastError()); + } SetUnhandledExceptionFilter((LPTOP_LEVEL_EXCEPTION_FILTER)crash_handler); _set_abort_behavior(0, _WRITE_ABORT_MSG); _set_abort_behavior(0, _CALL_REPORTFAULT); signal(SIGABRT, abort_handler); } #elif GPR_POSIX_CRASH_HANDLER +#include #include +#include #include #include -#include -#include static char g_alt_stack[MINSIGSTKSZ];