I've managed to replicate this on juju 3.1.3, using lxd and aws, and the same dummy charms
Logs show:
```
controller-0: 12:32:50 ERROR juju.worker.remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:32:50 ERROR juju.worker.remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:32:50 ERROR juju.worker.remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:32:50 ERROR juju.worker.remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:32:50 ERROR juju.worker.remoterelations cmr error in remote application worker for dummy-offer: handling change for relation "dummy-offer:sink dummy-sink:source": watching consumed secret changes: verification failed: missing offer
controller-0: 12:33:05 ERROR juju.worker.remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:33:05 ERROR juju.worker.remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:33:05 ERROR juju.worker.remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:33:05 ERROR juju.worker.remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down
controller-0: 12:33:05 ERROR juju.worker.remoterelations cmr error in remote application worker for dummy-offer: handling change for relation "dummy-offer:sink dummy-sink:source": watching consumed secret changes: verification failed: missing offer
```
Logs from the source model have nothing of note that I could see
I've managed to replicate this on juju 3.1.3, using lxd and aws, and the same dummy charms
Logs show: remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in remote application worker for dummy-offer: handling change for relation "dummy-offer:sink dummy-sink:source": watching consumed secret changes: verification failed: missing offer
```
controller-0: 12:32:50 ERROR juju.worker.
controller-0: 12:32:50 ERROR juju.worker.
controller-0: 12:32:50 ERROR juju.worker.
controller-0: 12:32:50 ERROR juju.worker.
controller-0: 12:32:50 ERROR juju.worker.
controller-0: 12:33:05 ERROR juju.worker. remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in remote relations worker for relation dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in relation units worker for dummy-offer:sink dummy-sink:source: connection is shut down remoterelations cmr error in remote application worker for dummy-offer: handling change for relation "dummy-offer:sink dummy-sink:source": watching consumed secret changes: verification failed: missing offer
controller-0: 12:33:05 ERROR juju.worker.
controller-0: 12:33:05 ERROR juju.worker.
controller-0: 12:33:05 ERROR juju.worker.
controller-0: 12:33:05 ERROR juju.worker.
```
Logs from the source model have nothing of note that I could see