1 files changed, 4 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 28b5d66..c7a5414 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,10 @@ What's New in Python 3.4.0 Alpha 1?
 Core and Builtins
 -----------------
 
+- Issue #17413: sys.settrace callbacks were being passed a string instead of an
+  exception instance for the 'value' element of the arg tuple if the exception
+  originated from C code; now an exception instance is always provided.
+
 - Issue #17782: Fix undefined behaviour on platforms where
   ``struct timespec``'s "tv_nsec" member is not a C long.