From: Corentin Labbe clabbe@baylibre.com
[ Upstream commit 4058cf08945c18a6de193f4118fd05d83d3d4285 ]
When doing iperf over ipsec with crypto hardware sun8i-ce, I hit some spinlock recursion bug.
This is due to completion function called with enabled BH.
Add check a to detect this.
Fixes: 735d37b5424b ("crypto: engine - Introduce the block request crypto engine framework") Signed-off-by: Corentin Labbe clabbe@baylibre.com Signed-off-by: Herbert Xu herbert@gondor.apana.org.au Stable-dep-of: 4140aafcff16 ("crypto: engine - fix crypto_queue backlog handling") Signed-off-by: Sasha Levin sashal@kernel.org --- crypto/crypto_engine.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/crypto/crypto_engine.c b/crypto/crypto_engine.c index cff21f4e03e32..fecf6baaa4f7d 100644 --- a/crypto/crypto_engine.c +++ b/crypto/crypto_engine.c @@ -53,6 +53,7 @@ static void crypto_finalize_request(struct crypto_engine *engine, dev_err(engine->dev, "failed to unprepare request\n"); } } + lockdep_assert_in_softirq(); req->complete(req, err);
kthread_queue_work(engine->kworker, &engine->pump_requests);