Merge "Fix failure in CowTest#InvalidMergeOrderTest." into main
diff --git a/debuggerd/handler/debuggerd_handler.cpp b/debuggerd/handler/debuggerd_handler.cpp
index ddc3244..88278ca 100644
--- a/debuggerd/handler/debuggerd_handler.cpp
+++ b/debuggerd/handler/debuggerd_handler.cpp
@@ -389,6 +389,13 @@
return kDebuggerdTombstoneProto;
}
+static const char* get_unwind_type(const debugger_thread_info* thread_info) {
+ if (thread_info->siginfo->si_signo == BIONIC_SIGNAL_DEBUGGER) {
+ return "Unwind request";
+ }
+ return "Crash due to signal";
+}
+
static int debuggerd_dispatch_pseudothread(void* arg) {
debugger_thread_info* thread_info = static_cast<debugger_thread_info*>(arg);
@@ -502,8 +509,8 @@
execle(CRASH_DUMP_PATH, CRASH_DUMP_NAME, main_tid, pseudothread_tid, debuggerd_dump_type,
nullptr, nullptr);
- async_safe_format_log(ANDROID_LOG_FATAL, "libc", "failed to exec crash_dump helper: %s",
- strerror(errno));
+ async_safe_format_log(ANDROID_LOG_FATAL, "libc", "%s: failed to exec crash_dump helper: %s",
+ get_unwind_type(thread_info), strerror(errno));
return 1;
}
@@ -524,26 +531,30 @@
} else {
// Something went wrong, log it.
if (rc == -1) {
- async_safe_format_log(ANDROID_LOG_FATAL, "libc", "read of IPC pipe failed: %s",
- strerror(errno));
+ async_safe_format_log(ANDROID_LOG_FATAL, "libc", "%s: read of IPC pipe failed: %s",
+ get_unwind_type(thread_info), strerror(errno));
} else if (rc == 0) {
async_safe_format_log(ANDROID_LOG_FATAL, "libc",
- "crash_dump helper failed to exec, or was killed");
+ "%s: crash_dump helper failed to exec, or was killed",
+ get_unwind_type(thread_info));
} else if (rc != 1) {
async_safe_format_log(ANDROID_LOG_FATAL, "libc",
- "read of IPC pipe returned unexpected value: %zd", rc);
+ "%s: read of IPC pipe returned unexpected value: %zd",
+ get_unwind_type(thread_info), rc);
} else if (buf[0] != '\1') {
- async_safe_format_log(ANDROID_LOG_FATAL, "libc", "crash_dump helper reported failure");
+ async_safe_format_log(ANDROID_LOG_FATAL, "libc", "%s: crash_dump helper reported failure",
+ get_unwind_type(thread_info));
}
}
// Don't leave a zombie child.
int status;
if (TEMP_FAILURE_RETRY(waitpid(crash_dump_pid, &status, 0)) == -1) {
- async_safe_format_log(ANDROID_LOG_FATAL, "libc", "failed to wait for crash_dump helper: %s",
- strerror(errno));
+ async_safe_format_log(ANDROID_LOG_FATAL, "libc", "%s: failed to wait for crash_dump helper: %s",
+ get_unwind_type(thread_info), strerror(errno));
} else if (WIFSTOPPED(status) || WIFSIGNALED(status)) {
- async_safe_format_log(ANDROID_LOG_FATAL, "libc", "crash_dump helper crashed or stopped");
+ async_safe_format_log(ANDROID_LOG_FATAL, "libc", "%s: crash_dump helper crashed or stopped",
+ get_unwind_type(thread_info));
}
if (success) {