device: 0.815 graphic: 0.725 performance: 0.721 vnc: 0.648 debug: 0.598 semantic: 0.522 network: 0.499 boot: 0.440 socket: 0.438 files: 0.414 PID: 0.409 other: 0.292 permissions: 0.241 KVM: 0.005 assert failed in scsi-bus.c line 1539 in SCSI_XFER_NONE Every time I format a SCSI hard disk (on ID 0) with Windows NT or DOS, QEMU crashes with an assertion failure on scsi-bus.c, any help? this happens from 1.3.0 to the latest git release. Does this problem still occur with the latest version of QEMU (currently it's 2.7.0)? If so, can you please post the exact assertion message, and if possible a stack trace (taken with gdb)? Thanks! [Expired for QEMU because there has been no activity for 60 days.]