[ 264.942858] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00 [ 264.951081] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 00 08 00 00 08 00 [ 264.958692] blk_update_request: I/O error, dev sda, sector 8 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0 [ 265.087260] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00 [ 265.095494] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 00 09 00 00 07 00 [ 265.103097] blk_update_request: I/O error, dev sda, sector 9 op 0x0:(READ) flags 0x0 phys_seg 7 prio class 0 [ 265.112996] Buffer I/O error on dev sda, logical block 9, async page read [ 265.119824] Buffer I/O error on dev sda, logical block 10, async page read [ 265.126728] Buffer I/O error on dev sda, logical block 11, async page read [ 265.133619] Buffer I/O error on dev sda, logical block 12, async page read [ 265.140518] Buffer I/O error on dev sda, logical block 13, async page read [ 265.147409] Buffer I/O error on dev sda, logical block 14, async page read [ 265.154306] Buffer I/O error on dev sda, logical block 15, async page read [ 265.251012] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00 [ 265.259239] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 00 02 00 00 02 00 [ 265.266845] blk_update_request: I/O error, dev sda, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 265.276765] EXT4-fs (sda): unable to read superblock [ 265.375138] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00 [ 265.383369] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 00 02 00 00 02 00 [ 265.390984] blk_update_request: I/O error, dev sda, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 265.400896] EXT4-fs (sda): unable to read superblock [ 265.499130] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00 [ 265.507358] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 00 02 00 00 02 00 [ 265.514972] blk_update_request: I/O error, dev sda, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 265.524886] EXT2-fs (sda): error: unable to read superblock [ 265.614801] sd 0:0:0:0: [sda] tag#0 UNKNOWN(0x2003) Result: hostbyte=0x07 driverbyte=0x00 [ 265.623038] sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 00 00 00 00 02 00 [ 265.630639] blk_update_request: I/O error, dev sda, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 265.640552] SQUASHFS error: squashfs_read_data failed to read block 0x0 [ 265.647221] unable to read squashfs_super_block