From 1784b0db2f5891d969cabaa6857997b8963da828 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Valim?= <jose.valim@dashbit.co>
Date: Tue, 27 Aug 2024 23:34:15 +0200
Subject: [PATCH] Bubble up exceptions in EXLA.DeviceBuffer

---
 exla/lib/exla/defn/buffers.ex | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/exla/lib/exla/defn/buffers.ex b/exla/lib/exla/defn/buffers.ex
index d8bce0a4a5..c5908b876b 100644
--- a/exla/lib/exla/defn/buffers.ex
+++ b/exla/lib/exla/defn/buffers.ex
@@ -109,7 +109,13 @@ defmodule EXLA.Defn.Buffers do
     case data do
       %EXLA.Backend{buffer: %EXLA.DeviceBuffer{ref: ref} = buffer}
       when node(ref) != node() ->
-        binary = :erpc.call(node(ref), EXLA.DeviceBuffer, :read, [buffer])
+        try do
+          :erpc.call(node(ref), EXLA.DeviceBuffer, :read, [buffer])
+        catch
+          :error, {:exception, reason, stacktrace} ->
+            reraise Exception.normalize(:error, reason, stacktrace), stacktrace
+        end
+
         EXLA.BinaryBuffer.from_binary(binary, to_typespec(tensor))
 
       %EXLA.Backend{buffer: %EXLA.DeviceBuffer{} = buffer}