On Wed, May 24, 2023, at 12:48, Naresh Kamboju wrote: > > ... > > [ 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. Arnd