Ewan, >> sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 28 00 00 00 60 40 00 00 01 >> 00 >> >> Print the cdb into a new line in any case, not only when cmd_len is >> greater than 16. The above example error will then read: >> >> sd 0:0:0:0: [sda] tag#0 CDB: opcode=0x28 >> 28 00 01 c0 09 00 00 00 08 00 > > I'd rather we not change this. I agree. While the current format is suboptimal, there are lots of things out there parsing these error messages. -- Martin K. Petersen Oracle Linux Engineering