Hi! > > [ 1192.088987] loop0: detected capacity change from 0 to 614400 > > tst_device.c:93: TINFO: Found free device 0 '/dev/loop0' > > tst_test.c:1093: TINFO: Formatting /dev/loop0 with ext4 opts='-I 256' > > extra opts='' > > mke2fs 1.46.5 (30-Dec-2021) > > [ 1192.337350] EXT4-fs (loop0): mounted filesystem > > dfe9283c-5d2f-43f8-840e-a2bbbff5b202 r/w with ordered data mode. Quota > > mode: none. > > tst_test.c:1558: TINFO: Timeout per run is 0h 05m 00s > > > > statx06.c:140: TPASS: Birth time Passed > > statx06.c:138: TFAIL: Modified time > after_time > > statx06.c:140: TPASS: Access time Passed > > statx06.c:140: TPASS: Change time Passed > > I found a description in > > https://lwn.net/ml/linux-kernel/20230503142037.153531-1-jlayton@xxxxxxxxxx/ > > which indicates that this is expected. Added Jeff to Cc in case > I'm misreading his explanation. We even have in-flight patch from Jeff to fix the test with fine-grained timestamps in LTP: http://patchwork.ozlabs.org/project/ltp/patch/20230518113216.126233-1-jlayton@xxxxxxxxxx/ -- Cyril Hrubis chrubis@xxxxxxx