diff --git a/Common/System/Request.cpp b/Common/System/Request.cpp
index 8111c09302..532c28d443 100644
--- a/Common/System/Request.cpp
+++ b/Common/System/Request.cpp
@@ -72,7 +72,7 @@ bool RequestManager::MakeSystemRequest(SystemRequestType type, RequesterToken to
 		callbackMap_[requestId] = { callback, failedCallback, token };
 	}
 
-	INFO_LOG(Log::System, "Making system request %s: id %d", RequestTypeAsString(type), requestId);
+	DEBUG_LOG(Log::System, "Making system request %s: id %d", RequestTypeAsString(type), requestId);
 	std::string p1(param1);
 	std::string p2(param2);
 	// TODO: Convert to string_view
diff --git a/Core/Util/GameDB.cpp b/Core/Util/GameDB.cpp
index 0eb634e1d2..4d42d175e4 100644
--- a/Core/Util/GameDB.cpp
+++ b/Core/Util/GameDB.cpp
@@ -59,6 +59,7 @@ static void SplitSV(std::string_view strv, char delim, bool removeWhiteSpace, st
 	}
 }
 
+// Call this with the mutex locked.
 void GameDB::LoadIfNeeded() {
 	if (loaded_) {
 		// Already loaded
@@ -143,7 +144,7 @@ bool GameDB::GetGameInfos(std::string_view id, std::vector<GameDBInfo> *infos) {
 	LoadIfNeeded();
 
 	for (const auto &line : lines_) {
-		for (const auto serial : line.serials) {
+		for (const auto &serial : line.serials) {
 			// Ignore version and stuff for now
 			if (IDMatches(id, serial)) {
 				GameDBInfo info;
diff --git a/UI/DebugOverlay.cpp b/UI/DebugOverlay.cpp
index 0ca818a930..354ced7e7b 100644
--- a/UI/DebugOverlay.cpp
+++ b/UI/DebugOverlay.cpp
@@ -304,7 +304,7 @@ void DrawCrashDump(UIContext *ctx, const Path &gamePath) {
 		if (Reporting::HasCRC(gamePath)) {
 			u32 crc = Reporting::RetrieveCRC(gamePath);
 			std::vector<GameDBInfo> dbInfos;
-			if (g_gameDB.GetGameInfos(discID, &dbInfos)) {
+			if (discID.size() >= 9 && g_gameDB.GetGameInfos(discID, &dbInfos)) {
 				for (auto &dbInfo : dbInfos) {
 					if (dbInfo.crc == crc) {
 						isoOK = true;
@@ -329,9 +329,9 @@ void DrawCrashDump(UIContext *ctx, const Path &gamePath) {
 	// TODO: Draw a lot more information. Full register set, and so on.
 
 #ifdef _DEBUG
-	char build[] = "debug";
+	const char * const build = "debug";
 #else
-	char build[] = "release";
+	const char * const build = "release";
 #endif
 
 	std::string sysName = System_GetProperty(SYSPROP_NAME);