tests: avoid ENAMETOOLONG ERROR on some systems

* tests/du/long-from-unreadable.sh: Relax to a skip_ for now,
as this was seen to error on ext4 on Debian 11 in a docker container.

diff --git a/tests/du/long-from-unreadable.sh b/tests/du/long-from-unreadable.sh
index 973b80258d67f0202414c4a33e13d7d86add3caa..1bce78bbc00a71d66882820561efec960142501c 100755 (executable)
--- a/tests/du/long-from-unreadable.sh
+++ b/tests/du/long-from-unreadable.sh
@@ -63,7 +63,7 @@ cwd=$(pwd)
 $PERL \
     -e 'my $d = '$dir'; foreach my $i (1..52)' \
     -e '  { mkdir ($d, 0700) && chdir $d or die "$!" }' \
-  || framework_failure_
+  || skip_ 'failed to create hierarchy of long names'
 
 mkdir inaccessible || framework_failure_
 cd inaccessible || framework_failure_