--- qtwebengine/src/3rdparty/chromium/ppapi/utility/threading/simple_thread.cc.orig	2018-09-19 13:42:22.591109990 +0200
+++ qtwebengine/src/3rdparty/chromium/ppapi/utility/threading/simple_thread.cc	2018-09-19 13:43:38.538113908 +0200
@@ -12,11 +12,15 @@
 
 namespace {
 
-// Use 2MB default stack size for Native Client, otherwise use system default.
 #if defined(__native_client__)
+// Use 2MB default stack size for Native Client
 const size_t kDefaultStackSize = 2 * 1024 * 1024;
-#else
+#elif defined(__GLIBC__)
+// Use system default for Gnu libc
 const size_t kDefaultStackSize = 0;
+#else
+// Use 2MB default stack size for Musl libc
+const size_t kDefaultStackSize = 2 * 1024 * 1024;
 #endif
 
 
--- qtwebengine/src/3rdparty/chromium/v8/src/base/platform/platform-posix.cc.orig	2018-09-23 17:42:44.130455819 +0200
+++ qtwebengine/src/3rdparty/chromium/v8/src/base/platform/platform-posix.cc	2018-09-23 17:43:35.195452776 +0200
@@ -732,6 +732,9 @@
     // Default on AIX is 96kB -- bump up to 2MB
     stack_size = 2 * 1024 * 1024;
 #endif
+#if !defined(__GLIBC__)
+    stack_size = 2 * 1024 * 1024;
+#endif
   }
   if (stack_size > 0) {
     result = pthread_attr_setstacksize(&attr, stack_size);