I believe this bug was fixed on master by commit c128d6a6 in November, and that fix made it into QEMU 1.3.0, so I'm closing this bug as fix released.
** Changed in: qemu Status: New => Fix Released -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1056668 Title: qemu-system-arm crash at startup with -usbdevice Status in QEMU: Fix Released Bug description: This happens with official 1.2.0 version, but I reproduce the same issue with the main git branch On my host: :~$ lsusb | grep Logi Bus 004 Device 002: ID 046d:c219 Logitech, Inc. Cordless RumblePad 2 :~$ qemu/arm-softmmu/qemu-system-arm -kernel output/images/uImage -initrd output/images/rootfs.cpio -M vexpress-a9 -serial stdio -append "console=ttyAMA0" -net nic -net tap,script=$SCRIPTS/qemu-ifup,downscript=$SCRIPTS/qemu-ifdown -m 1024 -usbdevice host:046d:c219 Segmentation fault To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1056668/+subscriptions