Fix panic caused by invalid address for Bind in packet sockets.

PiperOrigin-RevId: 298476533

1 files changed, 13 insertions, 0 deletions

diff --git a/test/syscalls/linux/packet_socket.cc b/test/syscalls/linux/packet_socket.cc
index bc22de788..248762ca9 100644
--- a/test/syscalls/linux/packet_socket.cc
+++ b/test/syscalls/linux/packet_socket.cc
@@ -417,6 +417,19 @@ TEST_P(CookedPacketTest, BindDrop) {
   EXPECT_THAT(RetryEINTR(poll)(&pfd, 1, 1000), SyscallSucceedsWithValue(0));
 }
 
+// Bind with invalid address.
+TEST_P(CookedPacketTest, BindFail) {
+  // Null address.
+  ASSERT_THAT(bind(socket_, nullptr, sizeof(struct sockaddr)),
+              SyscallFailsWithErrno(EFAULT));
+
+  // Address of size 1.
+  uint8_t addr = 0;
+  ASSERT_THAT(
+      bind(socket_, reinterpret_cast<struct sockaddr*>(&addr), sizeof(addr)),
+      SyscallFailsWithErrno(EINVAL));
+}
+
 INSTANTIATE_TEST_SUITE_P(AllInetTests, CookedPacketTest,
                          ::testing::Values(ETH_P_IP, ETH_P_ALL));