dnsdist: Add a TSAN suppression for the backend re-connection code

diff --git a/pdns/dnsdistdist/dnsdist-tsan.supp b/pdns/dnsdistdist/dnsdist-tsan.supp
index d597a72af7210dfa20c9d28b3d42b1a05deaf8be..8443ab5319f3e0249fd851b6fd495980199b808b 100644 (file)
--- a/pdns/dnsdistdist/dnsdist-tsan.supp
+++ b/pdns/dnsdistdist/dnsdist-tsan.supp
@@ -17,3 +17,8 @@ race:DownstreamState::stop
 race:DownstreamState::submitHealthCheckResult
 race:DownstreamState::healthCheckRequired
 race:carbonDumpThread
+# There is a slight race when we detect an error and
+# re-connect a backend, where the UDP responder thread
+# can still be looking at the existing socket descriptors.
+# Actually writing to these is protected by a mutex, though.
+race:DownstreamState::reconnect