From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757299Ab3GWMga (ORCPT ); Tue, 23 Jul 2013 08:36:30 -0400 Received: from mail.skyhub.de ([78.46.96.112]:53457 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752760Ab3GWMg3 (ORCPT ); Tue, 23 Jul 2013 08:36:29 -0400 Date: Tue, 23 Jul 2013 14:36:24 +0200 From: Borislav Petkov To: poma Cc: linux-kernel@vger.kernel.org, Mirko Lindner , Stephen Hemminger , netdev@vger.kernel.org Subject: Re: [BUG] [skge] WARNING: at lib/dma-debug.c:937 Message-ID: <20130723123624.GA9063@pd.tnic> References: <51EE76AC.3030908@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <51EE76AC.3030908@gmail.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adding some relevant parties to CC. On Tue, Jul 23, 2013 at 02:27:24PM +0200, poma wrote: > > Given much time is here, almost like a giraffe. > > 3.10.2: > … > skge 0000:01:09.0 enp1s9: Link is up at 1000 Mbps, full duplex, flow > control both > ------------[ cut here ]------------ > WARNING: at lib/dma-debug.c:937 check_unmap+0x47b/0x930() > skge 0000:01:09.0: DMA-API: device driver failed to check map > error[device address=0x000000012175cec2] [size=42 bytes] [mapped as single] > Modules linked in: > skge raid1 nouveau video mxm_wmi i2c_algo_bit drm_kms_helper ttm drm > i2c_core wmi > CPU: 3 PID: 0 Comm: swapper/3 Not tainted 3.10.2-301.fc19.x86_64.debug #1 > Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n > 09/07/2010 > 0000000000000009 ffff88012ac03c58 ffffffff81717f12 ffff88012ac03c90 > ffffffff810674d1 ffff880128330ac0 ffff880124f83ae8 ffffffff82bd7290 > 0000000000000282 ffffffff819f7ab3 ffff88012ac03cf0 ffffffff8106753c > Call Trace: > [] dump_stack+0x19/0x1b > [] warn_slowpath_common+0x61/0x80 > [] warn_slowpath_fmt+0x4c/0x50 > [] check_unmap+0x47b/0x930 > [] debug_dma_unmap_page+0x5f/0x70 > [] skge_poll+0xe5/0x9d0 [skge] > [] ? net_rx_action+0xa1/0x380 > [] net_rx_action+0x172/0x380 > [] __do_softirq+0x107/0x410 > [] irq_exit+0xc5/0xd0 > [] do_IRQ+0x56/0xc0 > [] common_interrupt+0x72/0x72 > [] ? native_safe_halt+0x6/0x10 > [] default_idle+0x24/0x270 > [] amd_e400_idle+0x7a/0x110 > [] arch_cpu_idle+0x2e/0x40 > [] cpu_startup_entry+0xd2/0x410 > [] start_secondary+0x262/0x264 > ---[ end trace 80d48b7d4f24ac81 ]--- > Mapped at: > [] debug_dma_map_page+0x91/0x140 > [] skge_xmit_frame+0x180/0x5d0 [skge] > [] dev_hard_start_xmit+0x301/0x6d0 > [] sch_direct_xmit+0xee/0x290 > [] dev_queue_xmit+0x278/0x990 > … > > > 3.11-rc2: > … > skge 0000:01:09.0 enp1s9: Link is up at 1000 Mbps, full duplex, flow > control both > ------------[ cut here ]------------ > WARNING: at lib/dma-debug.c:937 check_unmap+0x47b/0x930() > skge 0000:01:09.0: DMA-API: device driver failed to check map > error[device address=0x00000000cd3ae902] [size=42 bytes] [mapped as single] > Modules linked in: > skge raid1 nouveau video mxm_wmi i2c_algo_bit drm_kms_helper ttm drm > i2c_core wmi > CPU: 3 PID: 1784 Comm: setroubleshootd Not tainted > 3.11.0-0.rc2.git0.1.fc20.x86_64.debug #1 > Hardware name: Gigabyte Technology Co., Ltd. M720-US3/M720-US3, BIOS F7n > 09/07/2010 > 0000000000000009 ffff88012ac03c58 ffffffff8172eeab ffff88012ac03ca0 > ffff88012ac03c90 ffffffff810744fd ffff880128353ae0 ffff880124f48a28 > ffffffff82bd3c10 0000000000000282 ffffffff81a03c03 ffff88012ac03cf0 > Call Trace: > [] dump_stack+0x54/0x74 > [] warn_slowpath_common+0x7d/0xa0 > [] warn_slowpath_fmt+0x4c/0x50 > [] check_unmap+0x47b/0x930 > [] ? trace_hardirqs_on+0xd/0x10 > [] debug_dma_unmap_page+0x5f/0x70 > [] skge_poll+0xe5/0x9d0 [skge] > [] ? net_rx_action+0xa1/0x380 > [] net_rx_action+0x172/0x380 > [] __do_softirq+0x107/0x410 > [] irq_exit+0xc5/0xd0 > [] do_IRQ+0x56/0xc0 > [] common_interrupt+0x72/0x72 > [] ? get_page_from_freelist+0x533/0x9a0 > [] ? sched_clock+0x9/0x10 > [] ? sched_clock+0x9/0x10 > [] __alloc_pages_nodemask+0x1d3/0xbe0 > [] ? native_sched_clock+0x15/0x80 > [] ? sched_clock+0x9/0x10 > [] ? __lock_acquire+0x2e5/0x1b10 > [] ? __lock_is_held+0x57/0x80 > [] alloc_pages_vma+0x9a/0x140 > [] handle_pte_fault+0x6ab/0x990 > [] handle_mm_fault+0x2a5/0x5c0 > [] __do_page_fault+0x162/0x5a0 > [] ? trace_hardirqs_on_caller+0xfd/0x1c0 > [] ? trace_hardirqs_on+0xd/0x10 > [] ? _raw_spin_unlock_irq+0x2c/0x50 > [] ? finish_task_switch+0x7c/0x120 > [] ? finish_task_switch+0x3f/0x120 > [] ? retint_swapgs+0x13/0x1b > [] ? trace_hardirqs_off_thunk+0x3a/0x3c > [] do_page_fault+0xe/0x10 > [] page_fault+0x28/0x30 > ---[ end trace aba61fbe029924e7 ]--- > Mapped at: > [] debug_dma_map_page+0x91/0x140 > [] skge_xmit_frame+0x180/0x5d0 [skge] > [] dev_hard_start_xmit+0x301/0x6d0 > [] sch_direct_xmit+0xee/0x290 > [] dev_queue_xmit+0x27b/0x990 > … > > > poma > > > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- Regards/Gruss, Boris. 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