From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-lb0-f200.google.com (mail-lb0-f200.google.com [209.85.217.200]) by kanga.kvack.org (Postfix) with ESMTP id 968E96B0005 for ; Mon, 13 Jun 2016 09:12:03 -0400 (EDT) Received: by mail-lb0-f200.google.com with SMTP id jf8so50193378lbc.3 for ; Mon, 13 Jun 2016 06:12:03 -0700 (PDT) Received: from mail-wm0-x241.google.com (mail-wm0-x241.google.com. [2a00:1450:400c:c09::241]) by mx.google.com with ESMTPS id uw10si29635385wjc.242.2016.06.13.06.12.01 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 13 Jun 2016 06:12:02 -0700 (PDT) Received: by mail-wm0-x241.google.com with SMTP id r5so14807983wmr.0 for ; Mon, 13 Jun 2016 06:12:01 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20160613130651.GA8662@invalid> References: <50F437E3-85F7-4034-BAAE-B2558173A2EA@gmail.com> <20160613130651.GA8662@invalid> From: Adam Morrison Date: Mon, 13 Jun 2016 16:11:39 +0300 Message-ID: Subject: Re: BUG: using smp_processor_id() in preemptible [00000000] code] Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org List-ID: To: M G Berberich Cc: Nadav Amit , iommu@lists.linux-foundation.org, USB list , linux-mm@kvack.org, Alan Stern Hi, On Mon, Jun 13, 2016 at 4:06 PM, M G Berberich wrote: > Hello, > >> >> With 4.7-rc2, after detecting a USB Mass Storage device >> >> >> >> [ 11.589843] usb-storage 4-2:1.0: USB Mass Storage device detected >> >> >> >> a constant flow of kernel-BUGS is reported (several per second). > > [=E2=80=A6] > >> > This looks like a bug in the memory management subsystem. It should b= e >> > reported on the linux-mm mailing list (CC'ed). >> >> This bug is IOMMU related (mailing list CC=E2=80=99ed) and IIUC already = fixed. > > Not fixed in 4.7-rc3 These patches should fix the issue: https://lkml.org/lkml/2016/6/1/310 https://lkml.org/lkml/2016/6/1/311 I'm not sure why they weren't applied... will ping the maintainers. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org