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-rw-r--r--kernel/stacktrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c
index 36139de0a3c4..c8d0f05721a1 100644
--- a/kernel/stacktrace.c
+++ b/kernel/stacktrace.c
@@ -228,7 +228,7 @@ unsigned int stack_trace_save_user(unsigned long *store, unsigned int size)
};
/* Trace user stack if not a kernel thread */
- if (!current->mm)
+ if (current->flags & PF_KTHREAD)
return 0;
arch_stack_walk_user(consume_entry, &c, task_pt_regs(current));

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