1 files changed, 1 insertions, 0 deletions
diff --git a/t/run.perl b/t/run.perl
index e5ee0ade..0fe6d08b 100755
--- a/t/run.perl
+++ b/t/run.perl
@@ -168,6 +168,7 @@ my $start_worker = sub {
          my $pid = fork // DIE "fork: $!";
          if ($pid == 0) {
                  close $wr if $wr;
+                $SIG{USR1} = undef; # undo parent $SIG{USR1}
                  $worker = $$;
                  while (1) {
                          my $r = sysread($rd, my $buf, UINT_SIZE);