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-rw-r--r--kernel/ptrace.c7
-rw-r--r--kernel/signal.c6
2 files changed, 8 insertions, 5 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 019e04e..863eee8 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -56,6 +56,10 @@ void ptrace_untrace(task_t *child)
signal_wake_up(child, 1);
}
}
+ if (child->signal->flags & SIGNAL_GROUP_EXIT) {
+ sigaddset(&child->pending.signal, SIGKILL);
+ signal_wake_up(child, 1);
+ }
spin_unlock(&child->sighand->siglock);
}
@@ -77,8 +81,7 @@ void __ptrace_unlink(task_t *child)
SET_LINKS(child);
}
- if (child->state == TASK_TRACED)
- ptrace_untrace(child);
+ ptrace_untrace(child);
}
/*
diff --git a/kernel/signal.c b/kernel/signal.c
index 1d905ec..9d1512d 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1108,8 +1108,8 @@ void zap_other_threads(struct task_struct *p)
if (t != p->group_leader)
t->exit_signal = -1;
+ /* SIGKILL will be handled before any pending SIGSTOP */
sigaddset(&t->pending.signal, SIGKILL);
- rm_from_queue(SIG_KERNEL_STOP_MASK, &t->pending);
signal_wake_up(t, 1);
}
}
@@ -1879,9 +1879,9 @@ relock:
/* Let the debugger run. */
ptrace_stop(signr, signr, info);
- /* We're back. Did the debugger cancel the sig? */
+ /* We're back. Did the debugger cancel the sig or group_exit? */
signr = current->exit_code;
- if (signr == 0)
+ if (signr == 0 || current->signal->flags & SIGNAL_GROUP_EXIT)
continue;
current->exit_code = 0;
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