diff --git a/src/transport/SessionManager.cpp b/src/transport/SessionManager.cpp
index 58c5ee2ace5ad7..bf38782218f0be 100644
--- a/src/transport/SessionManager.cpp
+++ b/src/transport/SessionManager.cpp
@@ -260,11 +260,11 @@ CHIP_ERROR SessionManager::SendPreparedMessage(const SessionHandle & sessionHand
 
         ChipLogProgress(Inet,
                         "Sending %s msg %p with MessageCounter:" ChipLogFormatMessageCounter " to %d"
-                        " at monotonic time: %" PRId64
+                        " at monotonic time: " ChipLogFormatX64
                         " msec to Multicast IPV6 address : %s with GroupID of %d and fabric Id of %d",
-                        "encrypted", &preparedMessage, preparedMessage.GetMessageCounter(), groupSession->GetGroupId(),
-                        System::SystemClock().GetMonotonicMilliseconds64().count(), addressStr, groupSession->GetGroupId(),
-                        groupSession->GetFabricIndex());
+                        "encrypted group", &preparedMessage, preparedMessage.GetMessageCounter(), groupSession->GetGroupId(),
+                        ChipLogValueX64(System::SystemClock().GetMonotonicMilliseconds64().count()), addressStr,
+                        groupSession->GetGroupId(), groupSession->GetFabricIndex());
     }
     break;
     case Transport::Session::SessionType::kSecure: {
@@ -278,10 +278,10 @@ CHIP_ERROR SessionManager::SendPreparedMessage(const SessionHandle & sessionHand
 
         ChipLogProgress(Inet,
                         "Sending %s msg %p with MessageCounter:" ChipLogFormatMessageCounter " to 0x" ChipLogFormatX64
-                        " (%u) at monotonic time: %" PRId64 " msec",
+                        " (%u) at monotonic time: " ChipLogFormatX64 " msec",
                         "encrypted", &preparedMessage, preparedMessage.GetMessageCounter(),
                         ChipLogValueX64(secure->GetPeerNodeId()), secure->GetFabricIndex(),
-                        System::SystemClock().GetMonotonicMilliseconds64().count());
+                        ChipLogValueX64(System::SystemClock().GetMonotonicMilliseconds64().count()));
     }
     break;
     case Transport::Session::SessionType::kUnauthenticated: {
@@ -291,9 +291,10 @@ CHIP_ERROR SessionManager::SendPreparedMessage(const SessionHandle & sessionHand
 
         ChipLogProgress(Inet,
                         "Sending %s msg %p with MessageCounter:" ChipLogFormatMessageCounter " to 0x" ChipLogFormatX64
-                        " at monotonic time: %" PRId64 " msec",
+                        " at monotonic time: " ChipLogFormatX64 " msec",
                         sessionHandle->GetSessionTypeString(), &preparedMessage, preparedMessage.GetMessageCounter(),
-                        ChipLogValueX64(kUndefinedNodeId), System::SystemClock().GetMonotonicMilliseconds64().count());
+                        ChipLogValueX64(kUndefinedNodeId),
+                        ChipLogValueX64(System::SystemClock().GetMonotonicMilliseconds64().count()));
     }
     break;
     default:
diff --git a/third_party/efr32_sdk/repo b/third_party/efr32_sdk/repo
index 4cf4906e3327ac..1f6ff3d05c9400 160000
--- a/third_party/efr32_sdk/repo
+++ b/third_party/efr32_sdk/repo
@@ -1 +1 @@
-Subproject commit 4cf4906e3327ac5c5fccdf9c500a85987c489ae3
+Subproject commit 1f6ff3d05c94003899f3599b2e3ca524c5aa5495