diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationReplayServer.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationReplayServer.cpp
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationReplayServer.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationReplayServer.cpp
@@ -211,9 +211,9 @@
         "<lldb.gdb-replay.async>",
         GDBRemoteCommunicationReplayServer::AsyncThread, this);
     if (!async_thread) {
-      LLDB_LOG(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST),
-               "failed to launch host thread: {}",
-               llvm::toString(async_thread.takeError()));
+      LLDB_LOG_ERROR(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST),
+                     async_thread.takeError(),
+                     "failed to launch host thread: {}");
       return false;
     }
     m_async_thread = *async_thread;
diff --git a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp
--- a/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/GDBRemoteCommunicationServerLLGS.cpp
@@ -669,9 +669,9 @@
         response.PutStringAsRawHex8(unescaped_response.GetData());
         response.PutChar(';');
       } else {
-        LLDB_LOG(log, "failed to prepare a jstopinfo field for pid {0}:",
-                 m_debugged_process_up->GetID(),
-                 llvm::toString(threads_info.takeError()));
+        LLDB_LOG_ERROR(log, threads_info.takeError(),
+                       "failed to prepare a jstopinfo field for pid {1}: {0}",
+                       m_debugged_process_up->GetID());
       }
     }
 
@@ -3087,9 +3087,9 @@
   llvm::Expected<json::Value> threads_info = GetJSONThreadsInfo(
       *m_debugged_process_up, threads_with_valid_stop_info_only);
   if (!threads_info) {
-    LLDB_LOG(log, "failed to prepare a packet for pid {0}: {1}",
-             m_debugged_process_up->GetID(),
-             llvm::toString(threads_info.takeError()));
+    LLDB_LOG_ERROR(log, threads_info.takeError(),
+                   "failed to prepare a packet for pid {1}: {0}",
+                   m_debugged_process_up->GetID());
     return SendErrorResponse(52);
   }
 
diff --git a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
--- a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -3635,9 +3635,9 @@
     llvm::Expected<HostThread> async_thread = ThreadLauncher::LaunchThread(
         "<lldb.process.gdb-remote.async>", ProcessGDBRemote::AsyncThread, this);
     if (!async_thread) {
-      LLDB_LOG(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST),
-               "failed to launch host thread: {}",
-               llvm::toString(async_thread.takeError()));
+      LLDB_LOG_ERROR(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_HOST),
+                     async_thread.takeError(),
+                     "failed to launch host thread: {}");
       return false;
     }
     m_async_thread = *async_thread;