diff --git a/src/profiler.rs b/src/profiler.rs
index 138e1d8..667a14d 100644
--- a/src/profiler.rs
+++ b/src/profiler.rs
@@ -1270,11 +1270,18 @@ impl Profiler<'_> {
                     let abs_path = format!("/proc/{}/root/{}", pid, path.to_string_lossy());
 
                     // We've seen debug info executables that get deleted in Rust applications.
-                    // There are probably other cases, but we'll handle them as we bump into them.
                     if abs_path.contains("(deleted)") {
                         continue;
                     }
 
+                    // There are probably other cases, but we'll handle them as we bump into them.
+                    if abs_path.contains("(") {
+                        warn!(
+                            "absolute path ({}) contains '(', it might be special",
+                            abs_path
+                        );
+                    }
+
                     // We want to open the file as quickly as possible to minimise the chances of races
                     // if the file is deleted.
                     let file = match fs::File::open(&abs_path) {