[ 3.810542] sd 0:0:0:0: [sda] tag#0 CDB: Read(10) 28 00 0f ff ff fa 00 00 05 00
[ 3.810546] blk_update_request: critical target error, dev sda, sector 268435450
[ 3.810549] Buffer I/O error on dev sda, logical block 268435450, async page read
[ 3.810551] Buffer I/O error on dev sda, logical block 268435451, async page read
[ 3.810552] Buffer I/O error on dev sda, logical block 268435452, async page read
[ 3.810554] Buffer I/O error on dev sda, logical block 268435453, async page read
[ 3.810555] Buffer I/O error on dev sda, logical block 268435454, async page read
Что вот это за пурга?