after JDK-8309756 I see

onStreamStateChanged:309 screenId#39[loc(0,0) size(2560x1440)] state 2 (paused) -> 0 (unconnected) err (null)
onCoreError:490 !!! pipewire error: id 0, seq: 88, res: -9 (Unknown error -9): connection error
doCleanup:115 STOPPING loop

following fixes the issue.

diff --git a/src/java.desktop/unix/native/libawt_xawt/awt/screencast_pipewire.c b/src/java.desktop/unix/native/libawt_xawt/awt/screencast_pipewire.c
index a5443784e00..cdbe08e55bd 100644
--- a/src/java.desktop/unix/native/libawt_xawt/awt/screencast_pipewire.c
+++ b/src/java.desktop/unix/native/libawt_xawt/awt/screencast_pipewire.c
@@ -896,8 +896,8 @@ JNIEXPORT jint JNICALL Java_sun_awt_screencast_ScreencastHelper_getRGBPixelsImpl
 
             fp_pw_thread_loop_lock(pw.loop);
             fp_pw_stream_set_active(screenProps->data->stream, FALSE);
- fp_pw_stream_disconnect(screenProps->data->stream);
             fp_pw_thread_loop_unlock(pw.loop);
+ fp_pw_stream_disconnect(screenProps->data->stream);
         }
     }
     doCleanup();