Under has_wal_read_bug, skip contrib/bloom/t/001_wal.pl.
Per buildfarm members snapper and kittiwake.  Back-patch to v10 (all
supported versions).
Discussion:
@@ -5,6 +5,13 @@ use PostgresNode;
use TestLib;
use Test::More tests => 31;
+if (TestLib::has_wal_read_bug)
+{
+ # We'd prefer to use Test::More->builder->todo_start, but the bug causes
+ # this test file to die(), not merely to fail.
+ plan skip_all => 'filesystem bug';
+}
+
my $node_master;
my $node_standby;
