Re: Fwd: PROBLEM: Permanent kernel panic in USB hub driver - 3.5.0-22

2013-02-18 Thread Gerd Hoffmann
Hi, >> However, I think the root cause is the same as >> in previous cores, so it is still would be worth to analyze them. >> Here is a new picture of the panic: >> https://dl.dropbox.com/u/8276110/3.7.4%20panic.jpg > > Do you have the UAS driver compiled in? I see some functions that could >

Re: Fwd: PROBLEM: Permanent kernel panic in USB hub driver - 3.5.0-22

2013-02-12 Thread Sarah Sharp
On Sat, Jan 26, 2013 at 02:11:30PM +0200, Artemy Lebedev wrote: > Hi, > Today I have "successfully" reproduced the bug on 3.7.4 kernel. The > symptoms looks to be exactly the same - null pointer dereference in > interrupt context, somewhere in xhci IRQ handler. Unfortunately this > time I have no c

Re: Fwd: PROBLEM: Permanent kernel panic in USB hub driver - 3.5.0-22

2013-01-26 Thread Artemy Lebedev
Hi, Today I have "successfully" reproduced the bug on 3.7.4 kernel. The symptoms looks to be exactly the same - null pointer dereference in interrupt context, somewhere in xhci IRQ handler. Unfortunately this time I have no core dumps - for some reason crash kernel is not started after the cra

Re: Fwd: PROBLEM: Permanent kernel panic in USB hub driver - 3.5.0-22

2013-01-25 Thread Sarah Sharp
Hi Artemy, I'm the xHCI driver maintainer, so if you run into issues with your USB host controller, please email me and cc linux-usb@vger.kernel.org. I'm not subscribed to LKML, so that's the easiest way to get bugs fixed. (Thanks for spotting this Martin!) Comments below. On Fri, Jan 25, 2013