On Fri, Dec 5, 2014 at 11:49 PM, Paolo Bonzini <pbonzini@xxxxxxxxxx> wrote: > > > On 05/12/2014 14:05, Ming Lei wrote: >> >> [ 50.112885] sd 0:0:1:0: [sda] FAILED Result: hostbyte=DID_OK >> driverbyte=DRIVER_SENSE >> [ 50.113859] sd 0:0:1:0: [sda] Sense Key : Illegal Request [current] >> [ 50.113859] sd 0:0:1:0: [sda] Add. Sense: Invalid field in cdb >> [ 50.113859] sd 0:0:1:0: [sda] CDB: >> [ 50.113859] Write same(16): 93 08 00 00 00 00 00 00 80 00 00 40 00 00 00 00 >> [ 50.113859] blk_update_request: critical target error, dev sda, sector >> 32768 > > So this command is zeroing 2^22 sectors (2GB) starting from sector 128. > How did you run QEMU and what command produced this request? It was found in xfstests, and turns out it is a QEMU INT_MAX bug. Thanks -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html