[ 1721.663366] blk_print_req_error: 89 callbacks suppressed [ 1721.663378] operation not supported error, dev loop0, sector 1023872 op 0x9:(WRITE_ZEROES) flags 0x8000800 phys_seg 0 prio class 2 [ 1721.665585] operation not supported error, dev loop0, sector 588 op 0x9:(WRITE_ZEROES) flags 0x8000800 phys_seg 0 prio class 2 [ 1721.667515] operation not supported error, dev loop0, sector 15854 op 0x9:(WRITE_ZEROES) flags 0x8000800 phys_seg 0 prio class 2 [ 1721.670645] operation not supported error, dev loop0, sector 278530 op 0x9:(WRITE_ZEROES) flags 0x8000800 phys_seg 0 prio class 2 [ 1721.740231] EXT4-fs (loop0): mounted filesystem with ordered data mode. Quota mode: none.