linux-kernel - Re: [BUGREPORT] Linux USB 3.0

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <52F80C28.5040709@gmail.com>
Date:	Sun, 09 Feb 2014 17:15:52 -0600
From:	Robert Hancock <hancockrwd@...il.com>
To:	Markus Rechberger <mrechberger@...il.com>,
	David Laight <David.Laight@...lab.com>
CC:	Sarah Sharp <sarah.a.sharp@...ux.intel.com>,
	LKML <linux-kernel@...r.kernel.org>,
	USB list <linux-usb@...r.kernel.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [BUGREPORT] Linux USB 3.0

On 08/02/14 03:00 AM, Markus Rechberger wrote:
> On Tue, Feb 4, 2014 at 10:31 AM, David Laight <David.Laight@...lab.com> wrote:
>> From: Markus Rechberger
>>>>> Dec 27 23:23:50 solist kernel: [   36.118245] xhci_hcd 0000:00:14.0: ERROR Transfer event TRB DMA
>>> ptr
>>>>
>>>> These messages might be harmless.  The 3.0 kernel contains a fix for
>>>> Intel Panther Point xHCI hosts that suppresses those messages, commit
>>>> ad808333d8201d53075a11bc8dd83b81f3d68f0b "Intel xhci: Ignore spurious
>>>> successful event."
>>>>
>>>> A later commit extends that to all xHCI 1.0 hosts, commit
>>>> 07f3cb7c28bf3f4dd80bfb136cf45810c46ac474 "usb: host: xhci: Enable
>>>> XHCI_SPURIOUS_SUCCESS for all controllers with xhci 1.0"  That was
>>>> queued for 3.11 and marked to be backported into stable kernels as old
>>>> as 3.0.
>>
>> I see the same error message on the 0.96 ASMedia controller when
>> the rx buffers for the ax88179_178a driver cross 64k boundaries.
>>
>> So this isn't confined to 1.0 controllers.
>>
>
> Sarah,
>
> since there is no response yet, is there anyone at Intel dedicated at
> working on USB 3.0?
> We are also getting more and more negative USB 3.0 feedback with Linux

Still nobody appears to have provided the requested debugging 
information that was requested. So there is not much that can be done 
upstream to debug things based only on vague reports, especially when 
not using current kernel versions.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/