On 08/18/2014 16:45, Ryan Stone wrote: > The first thing that I'd like to see is (in kgdb): > > set $td=(struct thread)0xfffff8002abeb000 > tid $td->td_tid > bt > > That will show us the backtrace of the thread that was blocked for so long. Make that: set $td=(struct thread *)0xfffff8002abeb000 tid $td->td_tid bt Eric