--- a/ipc/glue/ProcessUtils_linux.cpp
+++ b/ipc/glue/ProcessUtils_linux.cpp
@@ -556,16 +556,18 @@ ProcLoaderServiceRun(pid_t aPeerPid, int
   gArgc = aArgc;
 
   {
     nsresult rv = XRE_InitCommandLine(aArgc, _argv);
     if (NS_FAILED(rv)) {
       MOZ_CRASH();
     }
 
+    mozilla::LogModule::Init();
+
     TransportDescriptor fd;
     fd.mFd = base::FileDescriptor(aFd, /*auto_close =*/false);
 
     MOZ_ASSERT(!sProcLoaderServing);
     MessageLoop loop;
 
     nsAutoPtr<ContentProcess> process;
     process = new ContentProcess(aPeerPid);