Don't spin waiting to interrupt zombie process

Targets can get into this state, for example, when receiving a killing
signal.

Signed-off-by: Malfurious <m@lfurio.us>

1 files changed, 1 insertions, 1 deletions

diff --git a/debugger.c b/debugger.c
index fdf74f9..bacd09c 100644
--- a/debugger.c
+++ b/debugger.c
@@ -221,7 +221,7 @@ static void interrupt_all_threads(struct process *proc) {
             char state;
             do {
                 state = thread_state(th);
-            } while (state != 't' && state != 'D');
+            } while (state != 't' && state != 'D' && state != 'Z');
 
             wait_thread(th);