From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757063AbZIPGx5 (ORCPT ); Wed, 16 Sep 2009 02:53:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756826AbZIPGx4 (ORCPT ); Wed, 16 Sep 2009 02:53:56 -0400 Received: from brick.kernel.dk ([93.163.65.50]:44706 "EHLO kernel.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753024AbZIPGx4 (ORCPT ); Wed, 16 Sep 2009 02:53:56 -0400 Date: Wed, 16 Sep 2009 08:53:59 +0200 From: Jens Axboe To: Jiri Kosina Cc: linux-kernel@vger.kernel.org Subject: Re: BUG: sleeping function called from invalid context at mm/slub.c:1717 Message-ID: <20090916065359.GB23126@kernel.dk> References: <20090915085441.GF23126@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 15 2009, Jiri Kosina wrote: > On Tue, 15 Sep 2009, Jens Axboe wrote: > > > This is new with todays -git: > > > > BUG: sleeping function called from invalid context at mm/slub.c:1717 > > in_atomic(): 1, irqs_disabled(): 1, pid: 0, name: swapper > > Pid: 0, comm: swapper Not tainted 2.6.31 #206 > > Call Trace: > > [] __might_sleep+0xf3/0x110 > > [] kmem_cache_alloc+0x123/0x170 > > [] hid_input_report+0x89/0x3a0 > > [] hid_ctrl+0xa4/0x1f0 [usbhid] > > [] ? handle_IRQ_event+0xa7/0x1e0 > > [] usb_hcd_giveback_urb+0x3f/0xa0 [usbcore] > > [] uhci_giveback_urb+0xb4/0x240 [uhci_hcd] > > [] uhci_scan_schedule+0x357/0xab0 [uhci_hcd] > > [] uhci_irq+0x91/0x190 [uhci_hcd] > > [] usb_hcd_irq+0x2e/0x70 [usbcore] > > [] handle_IRQ_event+0xa7/0x1e0 > > [] handle_fasteoi_irq+0x7c/0xf0 > > [] handle_irq+0x46/0xa0 > > [] do_IRQ+0x6a/0xf0 > > [] ret_from_intr+0x0/0xa > > > > And I notice there's a HID merge from yesterday, Jiri CC'ed. > > Thanks for letting me know. The patch below should fix it. Yes that works, thanks Jiri! -- Jens Axboe