less brutal synthetic segfault

qutebrowser/misc/utilcmds.py

@@ -20,7 +20,8 @@
 """Misc. utility commands exposed to the user."""
 
 import functools
-import types
+import os
+import signal
 import traceback
 
 try:
@@ -142,10 +143,7 @@ def debug_crash(typ='exception'):
         typ: either 'exception' or 'segfault'.
     """
     if typ == 'segfault':
-        # From python's Lib/test/crashers/bogus_code_obj.py
-        co = types.CodeType(0, 0, 0, 0, 0, b'\x04\x71\x00\x00', (), (), (),
-                            '', '', 1, b'')
-        exec(co)
+        os.kill(os.getpid(), signal.SIGSEGV)
         raise Exception("Segfault failed (wat.)")
     else:
         raise Exception("Forced crash")