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Re: [Qemu-devel] EHCI USB regression in 1.2.0 - ehci_state_fetchqtd() as


From: Hans de Goede
Subject: Re: [Qemu-devel] EHCI USB regression in 1.2.0 - ehci_state_fetchqtd() asserting
Date: Mon, 24 Sep 2012 16:36:15 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120911 Thunderbird/15.0.1

Hi,

On 09/24/2012 04:20 PM, Shawn Starr wrote:
On Monday, September 24, 2012 11:50:26 AM Hans de Goede wrote:
Hi,

On 09/23/2012 08:20 PM, Shawn Starr wrote:
On Sunday, September 23, 2012 02:00:10 PM Shawn Starr wrote:
On Sunday, September 23, 2012 12:03:28 PM Hans de Goede wrote:
Hi,

<snip>

spicec is deprecated you really should be using remote-viewer instead.
That
will give you an option to select devices.

<snip this out>

The author of spice-gtk told me to downgrade since seems 0.14 broke, got
things working now, I do see some buffer overflow errors and drops but no
assert triggered.

I have a detailed debug it worked attached via remote-viewer

USB conversation:

qemu-kvm: usb-redir: ep: 00 type: 0 interface: 0
qemu-kvm: usb-redir: ep: 80 type: 0 interface: 0
qemu-kvm: usb-redir: ep: 87 type: 3 interface: 0
qemu-kvm: usb-redir: attaching high speed device 046d:0990 version 0.8
class ef
qemu-kvm: usb-redir: reset device
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x100 index 0 len 64
id
1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 18 id 1072685312
qemu-kvm: usb-redir: reset device
qemu-kvm: usb-redir: set address 1
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x100 index 0 len 18
id
1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 18 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x200 index 0 len 255
id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 255 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x200 index 0 len 1433
id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 1433 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x302 index 1033 len
255 id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 18 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x100 index 0 len 18
id
1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 18 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x200 index 0 len 9 id
1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 9 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0x80 req 0x6 val 0x200 index 0 len 1433
id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 1433 id 1072685312
qemu-kvm: usb-redir: set config 1 id 1072685440
qemu-kvm: usb-redir: set config status 0 config 1 id 1072685440
qemu-kvm: usb-redir: set interface 1 alt 0 id 1072685440
qemu-kvm: usb-redir: ep: 00 type: 0 interface: 0
qemu-kvm: usb-redir: ep: 80 type: 0 interface: 0
qemu-kvm: usb-redir: ep: 87 type: 3 interface: 0
qemu-kvm: usb-redir: alt status 0 intf 1 alt 0 id: 1072685440
qemu-kvm: usb-redir: set interface 3 alt 0 id 1072685440
qemu-kvm: usb-redir: ep: 00 type: 0 interface: 0
qemu-kvm: usb-redir: ep: 80 type: 0 interface: 0
qemu-kvm: usb-redir: ep: 87 type: 3 interface: 0
qemu-kvm: usb-redir: alt status 0 intf 3 alt 0 id: 1072685440
qemu-kvm: usb-redir: ctrl-out type 0xa1 req 0x85 val 0x100 index 1024 len
2 id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 2 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0xa1 req 0x86 val 0x100 index 1024 len
1 id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 1 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0xa1 req 0x85 val 0x100 index 1024 len
2 id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 2 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0xa1 req 0x84 val 0x100 index 1024 len
4 id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 4 id 1072685312
qemu-kvm: usb-redir: ctrl-out type 0xa1 req 0x82 val 0x100 index 1024 len
4 id 1072685312
qemu-kvm: usb-redir: ctrl-in status 0 len 4 id 1072685312
<snip>

USB conversation during device usage:


... <snip>

Hmm, no messages like these ones:

qemu-system-x86_64: usb-redir: interrupt-in status 0 ep 87 len 9 id 1

qemu-system-x86_64: usb-redir: interrupt-token-in ep 87 status 0 len 9

?


Only see that once in the conversation

Hmm, also while streaming ? Well once does indicate interrupt endpoints are 
working,
but I would expect this to happen more often.

Regards,

Hans



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