device: 0.815 architecture: 0.728 graphic: 0.725 performance: 0.721 vnc: 0.648 debug: 0.598 ppc: 0.551 user-level: 0.532 semantic: 0.522 risc-v: 0.515 network: 0.499 boot: 0.440 socket: 0.438 files: 0.414 PID: 0.409 register: 0.408 arm: 0.392 peripherals: 0.258 permissions: 0.241 VMM: 0.240 kernel: 0.191 mistranslation: 0.172 TCG: 0.158 virtual: 0.136 i386: 0.125 x86: 0.077 hypervisor: 0.072 assembly: 0.030 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.]