From: Greg KH <gregkh@linuxfoundation.org>
To: Mathias Nyman <mathias.nyman@linux.intel.com>
Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: USB xhci crash under load on 5.14-rc3
Date: Thu, 5 Aug 2021 11:53:06 +0200 [thread overview]
Message-ID: <YQu1AgtuCWaW32U9@kroah.com> (raw)
In-Reply-To: <YQpJLk42b+0g7WFB@kroah.com>
On Wed, Aug 04, 2021 at 10:00:46AM +0200, Greg KH wrote:
> Hi,
>
> I was doing some filesystem backups from one USB device to another one
> this weekend and kept running into the problem of the xhci controller
> shutting down after an hour or so of high volume traffic.
>
> I finally captured the problem in the kernel log as this would also take
> out my keyboard, making it hard to recover from :)
>
> The log is below for when the problem happens, and then the devices are
> disconnected from the bus (ignore the filesystem errors, those are
> expected when i/o is in flight and we disconnect a device.
>
> Any hint as to what the IO_PAGE_FAULT error messages are?
>
> I'll go back to 5.13.y now and see if I can reproduce it there or not,
> as my backups are not yet done...
5.13.7 seemed to work, but locked up overnight when running this same
workload, so it is a bit worse. Let me split the USB devices across PCI
devices and see if that helps...
next prev parent reply other threads:[~2021-08-05 9:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-04 8:00 USB xhci crash under load on 5.14-rc3 Greg KH
2021-08-05 9:53 ` Greg KH [this message]
2021-08-05 14:59 ` Mathias Nyman
2021-08-05 18:39 ` Greg KH
-- strict thread matches above, loose matches on Subject: below --
2022-02-06 16:58 Roman Mäder
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