From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 25748C4361B for ; Sat, 12 Dec 2020 21:06:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D45302250F for ; Sat, 12 Dec 2020 21:06:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2392132AbgLLVFt (ORCPT ); Sat, 12 Dec 2020 16:05:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32842 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726348AbgLLVFs (ORCPT ); Sat, 12 Dec 2020 16:05:48 -0500 Received: from mail-oo1-xc30.google.com (mail-oo1-xc30.google.com [IPv6:2607:f8b0:4864:20::c30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A13ADC0613CF for ; Sat, 12 Dec 2020 13:05:08 -0800 (PST) Received: by mail-oo1-xc30.google.com with SMTP id j8so3048410oon.3 for ; Sat, 12 Dec 2020 13:05:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=XRv8Plx/7pDdPKDlBe6jPDL7gC3T0EbSicfemOr5zaU=; b=bNJ98gGpQtmF0ki3byZippufFHeIpx7vz9hOun9y+FkUhxTLXsa+AdWIr5zATVVtdF 8qz3Ii1wk+4f43du6a6lOnmkyKQyRWW0SGpRLcAspale8orqdYf0cDx1oIx/94zuJHiy x6Yrmx+eEEGvAb3NX0sE5XitXTEMJDCd14F60pc1l1YoEe+2/No4SdBgneJCA/i/29wJ AYRZIs4dgnXEiwCaZFlIfMS2RAb7MhelIAoPYVxDfQWTWSO1R47SZo3qpQTixO2BkzGG 5hJVWM69+L63sWAzXzyT+FNOzya4Sk+7rvJMdawQLUqGiUQQstiVLFhqK0AgElvAZkJK uf8A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=XRv8Plx/7pDdPKDlBe6jPDL7gC3T0EbSicfemOr5zaU=; b=uMUsFQmVeNdYGDuDPlH5rbdyKlmegjxwhHtoW8EWIR5DGqcLQCPojf77ZS2RIvwR1u nZP4DDqWZb+Cs/5eb21fZZCfax7KbGUP0WAfUMcMBxTTg++0+eysAWNOZIEdvV8XjFR1 eTbTvzDLJ8PGSBrXRAr+aGwH2h4+qcBxce3W8f3rPfQAObfb7HOn3tFUfnSgdX16Gsdr lPMI8vPyDhxbso91NIaSnGxUE4hZHSzFTub6m6GhGs99ZbgGvWN3AsLANxiXPNgfRZnC xKnKXiw1zdtr5HHmhrSwbtlo+GHIxkmXqQBmO/irvhGyMaIHXni4chmfD3CagbdVfz7Z XRJQ== X-Gm-Message-State: AOAM530COmqcgos8KLo3UwuwGxGwlGGd4LTN28XwStYoSdNppc/gCa++ b7LJPXicQI/kZGQZykDGj8gZHxgfI+wdXN29TalX4Q== X-Google-Smtp-Source: ABdhPJwnzsnRieEaKt6HXl0i6LAYODZcatiuX8GWH0Ic+bVL94gUarVkzwnr6upUbsBSjcT8gQ0xXza5da/e3BdKU+g= X-Received: by 2002:a4a:d126:: with SMTP id n6mr1638273oor.47.1607807104886; Sat, 12 Dec 2020 13:05:04 -0800 (PST) MIME-Version: 1.0 References: <878sa34ni7.fsf@codeaurora.org> In-Reply-To: <878sa34ni7.fsf@codeaurora.org> From: Dmitry Baryshkov Date: Sun, 13 Dec 2020 00:04:45 +0300 Message-ID: Subject: Re: ath11k/mhi backtraces on shutdown with linux-next To: Kalle Valo Cc: ath11k@lists.infradead.org, Manivannan Sadhasivam , "open list:DRM DRIVER FOR MSM ADRENO GPU" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Hello, On Sat, 12 Dec 2020 at 08:11, Kalle Valo wrote: > > Dmitry Baryshkov writes: > > > Hello, > > > > I've noticed the following backtrace during shutdown stage when > > rebooting RB5 board, > > using linux-next/master: > > > > [ 31.060483] ath11k_pci 0000:01:00.0: shutdown > > [ 31.067844] ------------[ cut here ]------------ > > [ 31.073111] WARNING: CPU: 4 PID: 101 at > > drivers/iommu/io-pgtable-arm.c:583 __arm_lpae_unmap+0x39c/0x550 > > Do you have CONFIG_DMA_API_DEBUG disabled? There is one commit fixing a > DMA API debug warning but that should be in linux-next already: > > cd6181ff7e93 ath11k: dp_rx: fix monitor status dma unmap direction I have enabled CONFIG_DMA_API_DEBUG (and _SG too). Got no additional traces during boot and the same trace during reboot. -- With best wishes Dmitry