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Signed-off-by: Jiazi Li Signed-off-by: peixuan.qiu --- kernel/stacktrace.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c index afb3c116da91..82fbccdd1a24 100644 --- a/kernel/stacktrace.c +++ b/kernel/stacktrace.c @@ -228,8 +228,8 @@ unsigned int stack_trace_save_user(unsigned long *store= , unsigned int size) .size =3D size, }; =20 - /* Trace user stack if not a kernel thread */ - if (current->flags & PF_KTHREAD) + /* Skip tasks that do not return to userspace */ + if (current->flags & (PF_KTHREAD | PF_USER_WORKER)) return 0; =20 arch_stack_walk_user(consume_entry, &c, task_pt_regs(current)); --=20 2.49.0