Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755967Ab3ENByO (ORCPT ); Mon, 13 May 2013 21:54:14 -0400 Received: from moutng.kundenserver.de ([212.227.126.186]:61789 "EHLO moutng.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755668Ab3ENByN (ORCPT ); Mon, 13 May 2013 21:54:13 -0400 Message-ID: <5191993F.4010407@vlnb.net> Date: Mon, 13 May 2013 18:54:07 -0700 From: Vladislav Bolkhovitin User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.2.28) Gecko/20120313 Mnenhy/0.8.5 Thunderbird/3.1.20 MIME-Version: 1.0 To: linux-kernel@vger.kernel.org, Dan Williams Subject: WARNING: at lib/dma-debug.c:937 check_unmap+0x45f/0x8b0() (ioat_dma_self_test [ioatdma]) Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Provags-ID: V02:K0:bKAzPr9kNA5D3slubaQw4EvzpR9QQQVjSSEhER3p5W7 L3v8JpUe1NFdmb2VW+ScGLdpmr7K8i3CKOQ2GwiVjcUHlwyQ/B lZ+KTP0yYo06jSsHR7jm5hq0Ycx083Gir99QxUJ00JOyz0ajkB PkOamh9d5z3G7Wh8cHHWAo5ovZSBHkAQQ8p4rhI/i/b6uvBukL L2T+r5hQoyCTgu4yPgC4DKEo/zybEpa3uQ69bp/WpfeumWkC32 1Ufvz4hS8t2jcqGkdYClWx4k2CR/4Pu/T3Pn+HuT2toMvn+8V9 VMKKkwxuej1lqfbJQ1uTNS1c9OhljlxBBHbYsgFEwepG1Z58w= = Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 4191 Lines: 65 Hello, I keep getting on each reboot of my kernel 3.9.1 debug system: [ 42.037225] ------------[ cut here ]------------ [ 42.037237] WARNING: at lib/dma-debug.c:937 check_unmap+0x45f/0x8b0() [ 42.037240] Hardware name: PowerEdge R710 [ 42.037243] ioatdma 0000:00:16.0: DMA-API: device driver failed to check map error[device address=0x00000001268fc0f8] [size=2000 bytes] [mapped as single] [ 42.037245] Modules linked in: lpc_ich(+) ehci_pci(+) mfd_core ehci_hcd ioatdma(+) dca i7core_edac acpi_power_meter hwmon evdev processor bnx2 firmware_class loop sg ata_generic pata_acpi usbhid hid raid10 raid456 async_raid6_recov async_pq raid6_pq async_xor xor async_memcpy async_tx raid1 multipath linear crc32c_intel ata_piix libata uhci_hcd mptsas mptscsih mptbase [ 42.037287] Pid: 4457, comm: modprobe Not tainted 3.9.1-scst-dbg #4 [ 42.037289] Call Trace: [ 42.037297] [] warn_slowpath_common+0x7f/0xc0 [ 42.037302] [] warn_slowpath_fmt+0x46/0x50 [ 42.037306] [] check_unmap+0x45f/0x8b0 [ 42.037312] [] ? __lock_release+0x106/0x170 [ 42.037316] [] debug_dma_unmap_page+0x5a/0x60 [ 42.037326] [] ioat_dma_self_test+0x387/0x600 [ioatdma] [ 42.037332] [] ? devres_add+0x4f/0x70 [ 42.037338] [] ? wait_for_completion_timeout+0xf2/0x120 [ 42.037346] [] ioat3_dma_self_test+0x16/0x30 [ioatdma] [ 42.037352] [] ioat_probe+0xe9/0x100 [ioatdma] [ 42.037359] [] ioat3_dma_probe+0x176/0x2d0 [ioatdma] [ 42.037365] [] ioat_pci_probe+0x1b1/0x1d0 [ioatdma] [ 42.037370] [] local_pci_probe+0x23/0x40 [ 42.037374] [] __pci_device_probe+0xd9/0xe0 [ 42.037377] [] ? pci_dev_get+0x22/0x30 [ 42.037381] [] pci_device_probe+0x3a/0x60 [ 42.037385] [] really_probe+0x6c/0x320 [ 42.037389] [] driver_probe_device+0x3b/0x80 [ 42.037392] [] __driver_attach+0x9b/0xa0 [ 42.037396] [] ? driver_probe_device+0x80/0x80 [ 42.037400] [] ? driver_probe_device+0x80/0x80 [ 42.037403] [] bus_for_each_dev+0x98/0xc0 [ 42.037407] [] driver_attach+0x1e/0x20 [ 42.037411] [] bus_add_driver+0x208/0x290 [ 42.037415] [] ? 0xffffffffa01bffff [ 42.037418] [] driver_register+0x78/0x160 [ 42.037422] [] ? 0xffffffffa01bffff [ 42.037426] [] __pci_register_driver+0x64/0x70 [ 42.037432] [] ioat_init_module+0x6d/0x1000 [ioatdma] [ 42.037438] [] do_one_initcall+0x42/0x170 [ 42.037443] [] do_init_module+0xaa/0x220 [ 42.037447] [] load_module+0x4ae/0x590 [ 42.037452] [] ? ddebug_dyndbg_boot_param_cb+0x60/0x60 [ 42.037457] [] ? copy_user_generic_string+0x30/0x40 [ 42.037461] [] ? module_sect_show+0x30/0x30 [ 42.037464] [] sys_init_module+0x94/0xc0 [ 42.037470] [] system_call_fastpath+0x16/0x1b [ 42.037473] ---[ end trace 4d301874fd4a843a ]--- [ 42.037475] Mapped at: [ 42.037477] [] debug_dma_map_page+0xbd/0x160 [ 42.037480] [] ioat_dma_self_test+0x195/0x600 [ioatdma] [ 42.037487] [] ioat3_dma_self_test+0x16/0x30 [ioatdma] [ 42.037493] [] ioat_probe+0xe9/0x100 [ioatdma] [ 42.037499] [] ioat3_dma_probe+0x176/0x2d0 [ioatdma] First time I've had it for 3.8. I see patch to fix it was sent some time ago for 3.9-rcX, but, apparently, it wasn't applied to the final 3.9. Thanks, Vlad -- 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/