Merge pull request #6547 from Crypt-iQ/boltfix_05-22

channeldb: copy value from boltdb's Get instead of using it directly

channeldb/db.go

@@ -1254,11 +1254,13 @@ func (c *ChannelStateDB) GetChannelOpeningState(outPoint []byte) ([]byte, error)
 			return ErrChannelNotFound
 		}
 
-		serializedState = bucket.Get(outPoint)
+		stateBytes := bucket.Get(outPoint)
-		if serializedState == nil {
+		if stateBytes == nil {
 			return ErrChannelNotFound
 		}
 
+		serializedState = append(serializedState, stateBytes...)
+
 		return nil
 	}, func() {
 		serializedState = nil

docs/release-notes/release-notes-0.15.0.md

@@ -169,6 +169,9 @@ from occurring that would result in an erroneous force close.](https://github.co
 * [Taproot wallet inputs can also be used to fund
   channels](https://github.com/lightningnetwork/lnd/pull/6521)
 
+* [Fixed an intermittent panic that would occur due to a violated assumption with our
+  underlying database.](https://github.com/lightningnetwork/lnd/pull/6547)
+
 ## Routing
 
 * [Add a new `time_pref` parameter to the QueryRoutes and SendPayment APIs](https://github.com/lightningnetwork/lnd/pull/6024) that