Added a patch for corrupt freed FD lists after replaying journals

Author: john-sharratt

lib/wasix/src/fs/mod.rs

@@ -566,6 +566,11 @@ impl WasiFs {
         }
     }
 
+    pub fn clear_free_fd_list(&self) {
+        let mut freed_fds = self.freed_fds.write().unwrap();
+        freed_fds.clear();
+    }
+
     /// Closes all the file handles.
     #[allow(clippy::await_holding_lock)]
     pub async fn close_all(&self) {

lib/wasix/src/syscalls/journal/restore_snapshot.rs

@@ -62,6 +62,10 @@ pub unsafe fn restore_snapshot(
             .map_err(anyhow_err_to_runtime_err)?;
     }
 
+    // Reset the freed FD's so that none of them will be reused after
+    // the journal resumes
+    runner.ctx.data().state().fs.clear_free_fd_list();
+
     // Once we get to this point we are no longer replaying the journal
     // and need to clear this flag, the reason is that restoring the
     // background threads may immediately process requests while this