Allow nanosleep in preauth privsep child.

The new timing attack mitigation code uses nanosleep in the preauth
codepath, allow in sandbox.

1 files changed, 3 insertions, 0 deletions

diff --git a/sandbox-seccomp-filter.c b/sandbox-seccomp-filter.c
index ca75cc719..a189b2fb5 100644
--- a/sandbox-seccomp-filter.c
+++ b/sandbox-seccomp-filter.c
@@ -193,6 +193,9 @@ static const struct sock_filter preauth_insns[] = {
 #ifdef __NR_munmap
         SC_ALLOW(__NR_munmap),
 #endif
+#ifdef __NR_nanosleep
+        SC_ALLOW(__NR_nanosleep),
+#endif
 #ifdef __NR__newselect
         SC_ALLOW(__NR__newselect),
 #endif