linux-kernel - Re: acpi_button: random oops on boot

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Date:	Tue, 07 Dec 2010 16:35:30 +0100
From:	Tobias Karnat <tobias.karnat@...glemail.com>
To:	Bjorn Helgaas <bjorn.helgaas@...com>
Cc:	linux-acpi@...r.kernel.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	richard.coe@....ge.com, jslaby@...ell.com
Subject: Re: acpi_button: random oops on boot

Am Dienstag, den 07.12.2010, 16:02 +0100 schrieb Tobias Karnat:
> I have nothing connected to 1-6:
> 
> Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Bus 004 Device 003: ID 046d:c20a Logitech, Inc. WingMan RumblePad
> Bus 004 Device 002: ID 03eb:3301 Atmel Corp. at43301 4-Port Hub
> Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Bus 002 Device 003: ID 046d:c062 Logitech, Inc. 
> Bus 002 Device 002: ID 413c:2105 Dell Computer Corp. Model L100 Keyboard
> Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
> Bus 001 Device 005: ID 0dda:2026 Integrated Circuit Solution, Inc. USB2.0 Card Reader
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub

Oh well, it might be the Card Reader.

I also get this:

[  506.822024] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[  661.830024] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[  902.854026] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[ 1309.894029] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[ 1344.814018] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[ 1891.814028] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[ 2736.838021] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[ 2969.830024] usb 1-6: reset high speed USB device using ehci_hcd and address 5
[ 3002.806023] usb 1-6: reset high speed USB device using ehci_hcd and address 5

I will try booting without it, maybe it fixes the boot issue.

But strange that the printk patch could fix this.
And the card reader did work with earlier kernels ~2.6.2x.

-Tobias

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