DBCC SHRINKFILE: Page could not be moved because it is a work table page.

tempdb is auto grown to max size and when i try to shrink below is the error its throwing can anyone help on this 

DBCC SHRINKFILE: Page could not be moved because it is a work table page.

i try to clear all cache still no luck online they are suggesting restart sql but still i am looking for any other option any help is highly appreciated 

Thanks