Deflake process_vm_read_write test.

Passing an uninitialized iovec can cause process_vm_readv/writev to fail for reasons other than the intended one. PiperOrigin-RevId: 708414541
google · Dec 20, 2024 · 0f8db9f · 0f8db9f
1 parent 0fb4cc7
commit 0f8db9f
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/test/syscalls/linux/process_vm_read_write.cc b/test/syscalls/linux/process_vm_read_write.cc
@@ -350,11 +350,15 @@ TEST(ProcessVMInvalidTest, NULLRemoteIovec) {
 }
 
 TEST(ProcessVMInvalidTest, ProcessNoExist) {
+  std::string contents = "3263827";
   struct iovec iov;
+  iov.iov_base = contents.data();
+  iov.iov_len = contents.size();
+
   EXPECT_THAT(process_vm_readv(-1, &iov, 1, &iov, 1, 0),
-              SyscallFailsWithErrno(::testing::AnyOf(ESRCH, EFAULT)));
+              SyscallFailsWithErrno(ESRCH));
   EXPECT_THAT(process_vm_writev(-1, &iov, 1, &iov, 1, 0),
-              SyscallFailsWithErrno(::testing::AnyOf(ESRCH, EFAULT)));
+              SyscallFailsWithErrno(ESRCH));
 }
 
 TEST(ProcessVMInvalidTest, GreaterThanIOV_MAX) {