Remove fd from polling island before deleting it
diff --git a/src/core/lib/iomgr/ev_epoll_linux.c b/src/core/lib/iomgr/ev_epoll_linux.c
index 8381f4a..4358020 100644
--- a/src/core/lib/iomgr/ev_epoll_linux.c
+++ b/src/core/lib/iomgr/ev_epoll_linux.c
@@ -1711,6 +1711,12 @@
"pollset_add_fd: Raced creating new polling island. pi_new: %p "
"(fd: %d, pollset: %p)",
(void *)pi_new, fd->fd, (void *)pollset);
+
+ /* No need to lock 'pi_new' here since this is a new polling island and
+ no one has a reference to it yet */
+ polling_island_remove_all_fds_locked(pi_new, true, &error);
+
+ /* Ref and unref so that the polling island gets deleted during unref */
PI_ADD_REF(pi_new, "dance_of_destruction");
PI_UNREF(exec_ctx, pi_new, "dance_of_destruction");
goto retry;