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-rw-r--r--kernel/exit.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/exit.c b/kernel/exit.c
index 03f6722302b5..5c20a32c9539 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -408,7 +408,10 @@ static void exit_mm(struct task_struct *tsk)
up_read(&mm->mmap_sem);
self.task = tsk;
- self.next = xchg(&core_state->dumper.next, &self);
+ if (self.task->flags & PF_SIGNALED)
+ self.next = xchg(&core_state->dumper.next, &self);
+ else
+ self.task = NULL;
/*
* Implies mb(), the result of xchg() must be visible
* to core_state->dumper.