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-rw-r--r--test/syscalls/linux/exec.cc23
1 files changed, 13 insertions, 10 deletions
diff --git a/test/syscalls/linux/exec.cc b/test/syscalls/linux/exec.cc
index e09afafe9..c5acfc794 100644
--- a/test/syscalls/linux/exec.cc
+++ b/test/syscalls/linux/exec.cc
@@ -553,7 +553,12 @@ TEST(ExecTest, SymlinkLimitRefreshedForInterpreter) {
// Hold onto TempPath objects so they are not destructed prematurely.
std::vector<TempPath> interpreter_symlinks;
std::vector<TempPath> script_symlinks;
- for (int i = 0; i < kLinuxMaxSymlinks; i++) {
+ // Replace both the interpreter and script paths with symlink chains of just
+ // over half the symlink limit each; this is the minimum required to test that
+ // the symlink limit applies separately to each traversal, while tolerating
+ // some symlinks in the resolution of (the original) interpreter_path and
+ // script_path.
+ for (int i = 0; i < (kLinuxMaxSymlinks / 2) + 1; i++) {
interpreter_symlinks.push_back(ASSERT_NO_ERRNO_AND_VALUE(
TempPath::CreateSymlinkTo(tmp_dir, interpreter_path)));
interpreter_path = interpreter_symlinks[i].path();
@@ -679,18 +684,16 @@ TEST(ExecveatTest, UnshareFiles) {
const FileDescriptor fd_closed_on_exec =
ASSERT_NO_ERRNO_AND_VALUE(Open(tempFile.path(), O_RDONLY | O_CLOEXEC));
- pid_t child;
- EXPECT_THAT(child = syscall(__NR_clone, SIGCHLD | CLONE_VFORK | CLONE_FILES,
- 0, 0, 0, 0),
- SyscallSucceeds());
+ ExecveArray argv = {"test"};
+ ExecveArray envp;
+ std::string child_path = RunfilePath(kBasicWorkload);
+ pid_t child =
+ syscall(__NR_clone, SIGCHLD | CLONE_VFORK | CLONE_FILES, 0, 0, 0, 0);
if (child == 0) {
- ExecveArray argv = {"test"};
- ExecveArray envp;
- ASSERT_THAT(
- execve(RunfilePath(kBasicWorkload).c_str(), argv.get(), envp.get()),
- SyscallSucceeds());
+ execve(child_path.c_str(), argv.get(), envp.get());
_exit(1);
}
+ ASSERT_THAT(child, SyscallSucceeds());
int status;
ASSERT_THAT(RetryEINTR(waitpid)(child, &status, 0), SyscallSucceeds());