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From: Greg KH <gregkh@linuxfoundation.org>
Subject: Re: OHCI unplug kernel crash in kernel 4.3, 4.4 and 4.5
To: Stefani Seibold <stefani@seibold.net>
Cc: linux-usb <linux-usb@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Alan Stern <stern@rowland.harvard.edu>, Joerg Roedel <jroedel@suse.de>,
        Oliver Neukum <oneukum@suse.com>
Message-Id: <20160228190403.GB5707@kroah.com>
References: <1456651472.1369.3.camel@seibold.net>
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On Sun, Feb 28, 2016 at 10:24:32AM +0100, Stefani Seibold wrote:
> I still reported this bug 6 Weeks ago... and i checked it know with the
> current kernel 4.5.0-rc5. The bug is yet not fixed.
> 
> A unplug of an USB 1.0 OHCI controller express card will result in a
> kernel crash. The express card is attached via thunderbolt and a sonnet
> express card to thunderbolt adapter. The computer hangs after the
> unplug, only a power down fix the situation.
> 
> This is the kernel log of a kernel 4.4 via netconsole:

Can you duplicate this without the nvidia driver loaded?