linux-kernel - Re: i.MX6: Oops when unplugging a USB key

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Date:	Fri, 6 Nov 2015 17:54:17 +0100
From:	Jean-Michel Hautbois <jean-michel.hautbois@...-labs.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
	Fabio Estevam <fabio.estevam@...escale.com>,
	Jon Nettleton <jon.nettleton@...il.com>,
	Russell King - ARM Linux <linux@....linux.org.uk>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: i.MX6: Oops when unplugging a USB key

Hi Arnd,

2015-11-06 17:38 GMT+01:00 Arnd Bergmann <arnd@...db.de>:
> On Friday 06 November 2015 17:32:30 Jean-Michel Hautbois wrote:
>> I have an issue on my i.MX6 board I don't understand (kernel is a 4.2)...
>> When I connect a USB key, and then disconnect it, it oopses and
>> reboots (as I have panic on oops, and reboot on panic).
>> Seems to be on the umount part...
>> The USB is connected through a smsc95xx but I don't think this is related...
>
> You should normally unmount the file system before unplugging.
>
> Did this work on other kernels? What happens if you unplug
> that stick on your laptop while the file system is mounted?

It worked well, it will not write the last dirty page if any that's all...

JM
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