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-rw-r--r--kernel/signal.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 5a27470..619b027 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1763,7 +1763,8 @@ do_signal_stop(int signr)
* stop is always done with the siglock held,
* so this check has no races.
*/
- if (t->state < TASK_STOPPED) {
+ if (!t->exit_state &&
+ !(t->state & (TASK_STOPPED|TASK_TRACED))) {
stop_count++;
signal_wake_up(t, 0);
}