[ovirt-devel] vdsm check patch failed on loopback.py#test_with_device

Hi, Jenkins check-patch job is failing on: =================================== FAILURES =================================== 15:19:02 ____________________________ test_with_device[4096] ____________________________ 15:19:02 15:19:02 tmpdir = local('/var/tmp/vdsm/test_with_device_4096_0'), sector_size = 4096 15:19:02 15:19:02 @requires_root 15:19:02 @pytest.mark.parametrize("sector_size", [ 15:19:02 None, 15:19:02 pytest.param(sc.BLOCK_SIZE_512, marks=requires_loopback_sector_size), 15:19:02 pytest.param(sc.BLOCK_SIZE_4K, marks=[ 15:19:02 requires_loopback_sector_size, 15:19:02 pytest.mark.xfail( 15:19:02 testing.on_ovirt_ci() and testing.on_fedora("29"), 15:19:02 reason="fails randomly to create loop device with 4k sector " 15:19:02 "size, only in ovirt CI - needs investigation") 15:19:02 ]), 15:19:02 ]) 15:19:02 def test_with_device(tmpdir, sector_size): 15:19:02 filename = str(tmpdir.join("file")) 15:19:02 prepare_backing_file(filename) 15:19:02 > with loopback.Device(filename, sector_size=sector_size) as device: 15:19:02 15:19:02 storage/loopback_test.py:57: 15:19:02 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 15:19:02 storage/loopback.py:99: in __enter__ 15:19:02 self.attach() 15:19:02 storage/loopback.py:66: in attach 15:19:02 out = commands.run(cmd) 15:19:02 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 15:19:02 I noticed that was a recent fix for that test - https://gerrit.ovirt.org/#/c/100928/ Link to the failing job - https://jenkins.ovirt.org/job/vdsm_standard-check-patch/12021/consoleFull Nir, can you have a look? -- Regards, Eyal Shenitzky