Bug 26872

Summary:	qemu stop responding if using kvm with usb passthru
Product:	Virtualization	Reporter:	alien.virus
Component:	kvm	Assignee:	virtualization_kvm
Status:	RESOLVED PATCH_ALREADY_AVAILABLE
Severity:	normal
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	2.6.37	Subsystem:
Regression:	No	Bisected commit-id:

Description alien.virus 2011-01-16 20:38:12 UTC

qemu stop responding, if using kvm with usb passthru.
if kvm disabled qemu does not hung, but usb device 2022:0008 didn't work. 
in processes:
13304 pts/0    Dl+    0:10  |           \_ /usr/bin/qemu-system-x86_64 --enable-kvm -boot c -vnc :8 -drive file=/raid5/image.vmdk,cache=none,if=virtio,boot=on -name image1 -uuid 564d125f-0948-a1ff-7ae3-c9acb9a25626 -cdrom /virtio-win-last.iso -fda /virtio-win-last.vfd -enable-kvm -m 1024 -usb -smp 1 -net vde,vlan=0,name=vmwin1,sock=/var/run/vde.sock -net nic,vlan=0,macaddr=00:0c:29:a2:56:26,model=virtio -usbdevice tablet -vga std -monitor telnet:0.0.0.0:4008,server,nowait -device usb-host,vendorid=2022,productid=8 -no-kvm-irqchip -no-kvm-pit

in console
husb: open device 2.2
husb: config #1 need -1
husb: 2 interfaces claimed for configuration 1
husb: grabbed usb device 2.2
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1
husb: config #1 need 1
husb: 2 interfaces claimed for configuration 1

in messages
Jan 17 01:02:45 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:02:45 gentoo kernel: usb 2-9: reset full speed USB device using ohci_hcd and address 2
Jan 17 01:02:45 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:02:46 gentoo kernel: usbfs 2-9:1.0: forced unbind
Jan 17 01:02:46 gentoo kernel: usbfs 2-9:1.1: forced unbind
Jan 17 01:02:46 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:02:46 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:02:46 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:02:46 gentoo kernel: usb 2-9: reset full speed USB device using ohci_hcd and address 2
Jan 17 01:02:46 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:06 gentoo kernel: usbfs 2-9:1.0: forced unbind
Jan 17 01:03:06 gentoo kernel: usbfs 2-9:1.1: forced unbind
Jan 17 01:03:06 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:06 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:06 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:06 gentoo kernel: usb 2-9: reset full speed USB device using ohci_hcd and address 2
Jan 17 01:03:06 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:07 gentoo kernel: usbfs 2-9:1.0: forced unbind
Jan 17 01:03:07 gentoo kernel: usbfs 2-9:1.1: forced unbind
Jan 17 01:03:07 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:07 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:07 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:07 gentoo kernel: usb 2-9: reset full speed USB device using ohci_hcd and address 2
Jan 17 01:03:07 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:07 gentoo kernel: ohci_hcd 0000:00:02.0: urb ffff88011f54a200 path 9 ep4in 42160000 cc 4 --> status -32
Jan 17 01:03:26 gentoo kernel: usbfs 2-9:1.0: forced unbind
Jan 17 01:03:26 gentoo kernel: usbfs 2-9:1.1: forced unbind
Jan 17 01:03:26 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:26 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:26 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:26 gentoo kernel: usb 2-9: reset full speed USB device using ohci_hcd and address 2
Jan 17 01:03:26 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:27 gentoo kernel: usbfs 2-9:1.0: forced unbind
Jan 17 01:03:27 gentoo kernel: usbfs 2-9:1.1: forced unbind
Jan 17 01:03:27 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:27 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:27 gentoo kernel: hub 2-0:1.0: state 7 ports 10 chg 0000 evt 0200
Jan 17 01:03:27 gentoo kernel: usb 2-9: reset full speed USB device using ohci_hcd and address 2
Jan 17 01:03:27 gentoo kernel: ohci_hcd 0000:00:02.0: GetStatus roothub.portstatus [8] = 0x00100103 PRSC PPS PES CCS
Jan 17 01:03:32 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0
Jan 17 01:03:37 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0
Jan 17 01:03:42 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0
Jan 17 01:03:47 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0
Jan 17 01:03:52 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0
Jan 17 01:03:57 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0
Jan 17 01:04:02 gentoo kernel: usb 2-9: qemu-system-x86 timed out on ep0out len=0/0

Comment 1 alien.virus 2011-01-21 08:02:24 UTC

user must enable MMU in kernel command line