linux-kernel - Re: [phy] kernel BUG at drivers/base/driver.c:153!

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Message-ID: <20150710194859.GB21051@saruman.tx.rr.com>
Date:	Fri, 10 Jul 2015 14:48:59 -0500
From:	Felipe Balbi <balbi@...com>
To:	Heikki Krogerus <heikki.krogerus@...ux.intel.com>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	kernel test robot <fengguang.wu@...el.com>, LKP <lkp@...org>,
	<linux-kernel@...r.kernel.org>, Felipe Balbi <balbi@...com>
Subject: Re: [phy]  kernel BUG at drivers/base/driver.c:153!

On Thu, Jul 09, 2015 at 11:12:08AM +0300, Heikki Krogerus wrote:
> On Wed, Jul 08, 2015 at 01:02:45AM +0800, kernel test robot wrote:
> > Greetings,
> > 
> > 0day kernel testing robot got the below dmesg and the first bad commit is
> > 
> > git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> > 
> > commit 1c14905ef951fb968c8da90e4e64be02c309a2ae
> > Author:     Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> > AuthorDate: Wed May 13 15:26:53 2015 +0300
> > Commit:     Felipe Balbi <balbi@...com>
> > CommitDate: Wed May 13 12:07:01 2015 -0500
> > 
> >     phy: add driver for TI TUSB1210 ULPI PHY
> >     
> >     TUSB1210 ULPI PHY has vendor specific register for eye
> >     diagram tuning. On some platforms the system firmware has
> >     set optimized value to it. In order to not loose the
> >     optimized value, the driver stores it during probe and
> >     restores it every time the PHY is powered back on.
> >     
> >     Signed-off-by: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
> >     Acked-by: David Cohen <david.a.cohen@...ux.intel.com>
> >     Acked-by: Kishon Vijay Abraham I <kishon@...com>
> >     Signed-off-by: Felipe Balbi <balbi@...com>
> 
> This commit will fix the problem:
> https://git.kernel.org/cgit/linux/kernel/git/balbi/usb.git/commit/?h=testing/next&id=6c97f002f678d5047bdf8a9e248dc50656c38ae2
> 
> I think we should consider it as a fix for this issue. Unfortunately
> Felipe is on vacation at the moment. Greg, could help with this?
> 
> I will also be on vacation for the rest of the month and my access to
> internet will be fairly limited.

Oh, I can move that to testing/fixes as soon as I'm back in a few more
days. cheers

-- 
balbi

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