1 files changed, 7 insertions, 0 deletions

diff --git a/kernel/futex.c b/kernel/futex.c
index 6579912ee70c..c980a556f82c 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -1567,6 +1567,13 @@ retry_locked:
                 }
         }
 
+        /*
+         * If fixup_pi_state_owner() faulted and was unable to handle the
+         * fault, unlock it and return the fault to userspace.
+         */
+        if (ret && (rt_mutex_owner(&q.pi_state->pi_mutex) == current))
+                rt_mutex_unlock(&q.pi_state->pi_mutex);
+
         /* Unqueue and drop the lock */
         unqueue_me_pi(&q);