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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,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 CDD28C433DB for ; Thu, 4 Mar 2021 17:23:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9727664F59 for ; Thu, 4 Mar 2021 17:23:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231717AbhCDRW2 (ORCPT ); Thu, 4 Mar 2021 12:22:28 -0500 Received: from m42-2.mailgun.net ([69.72.42.2]:20812 "EHLO m42-2.mailgun.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231294AbhCDRV7 (ORCPT ); Thu, 4 Mar 2021 12:21:59 -0500 DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1614878500; h=Content-Type: MIME-Version: Message-ID: In-Reply-To: Date: References: Subject: Cc: To: From: Sender; bh=ktAWgMbXCvDZwWNBGkjqcNePucXjOUTQyk0mtbVGRoM=; b=SwmEaJNnrZ2u8nIY0xAW+bsR3xYetgdOdNvAqnhOGMcVSaUWiFRIIgCmd1ecOvbJYAn7DB8x QHC3YAt8pS0l/d4XiSE0zz3Hv9HZrDWgruwjEGUXq0NAMNbSug37GHDrTOmXra6xPSRXqBFy 3QRQawOA2BnuSAI8v88A5O8kug4= X-Mailgun-Sending-Ip: 69.72.42.2 X-Mailgun-Sid: WyI1MzIzYiIsICJsaW51eC1hcm0tbXNtQHZnZXIua2VybmVsLm9yZyIsICJiZTllNGEiXQ== Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n06.prod.us-east-1.postgun.com with SMTP id 60411711f7ec0ea57cd0869e (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Thu, 04 Mar 2021 17:21:21 GMT Sender: kvalo=codeaurora.org@mg.codeaurora.org Received: by smtp.codeaurora.org (Postfix, from userid 1001) id ABF14C43461; Thu, 4 Mar 2021 17:21:20 +0000 (UTC) Received: from potku.adurom.net (88-114-240-156.elisa-laajakaista.fi [88.114.240.156]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: kvalo) by smtp.codeaurora.org (Postfix) with ESMTPSA id 70726C433CA; Thu, 4 Mar 2021 17:21:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 70726C433CA Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=kvalo@codeaurora.org From: Kalle Valo To: Manivannan Sadhasivam Cc: Hemant Kumar , Bhaumik Bhatt , linux-arm-msm@vger.kernel.org, ath11k@lists.infradead.org Subject: Re: [regression] mhi: mhi_pm_st_worker blocked for more than 61 seconds. References: <87im6755ii.fsf@codeaurora.org> <20210304151004.GA29563@work> Date: Thu, 04 Mar 2021 19:21:16 +0200 In-Reply-To: <20210304151004.GA29563@work> (Manivannan Sadhasivam's message of "Thu, 4 Mar 2021 20:40:04 +0530") Message-ID: <87blby6dir.fsf@codeaurora.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Manivannan Sadhasivam writes: > Hi Kalle, > > On Thu, Mar 04, 2021 at 04:59:33PM +0200, Kalle Valo wrote: >> Hi MHI folks, >> >> I upgraded my QCA6390 x86 test box to v5.12-rc1 and started seeing >> kernel crashes when testing ath11k. I don't recall seeing this on v5.11 >> so it looks like a new problem, but I cannot be 100% sure. Netconsole >> output is below. I have most of the kernel debug functionality enabled >> (KASAN etc). >> >> I can fairly easy reproduce this by looping insmod and rmmod of mhi, >> wireless and ath11k modules. It does not happen every time, but I would >> say I can reproduce the problem within 10 test loops or so. >> >> Any ideas what could cause this? I have not bisected this due to lack of >> time, but I can test patches etc. >> > > Not sure if this is related, Loic sent a patch which fixes an issue with > "mhi_pm_state_worker": > > https://patchwork.kernel.org/project/linux-arm-msm/patch/1614161930-8513-1-git-send-email-loic.poulain@linaro.org/ > > Can you please test see if it fixes your issue also? Thanks for the link, but unfortunately not :( I was able to reproduce the issue just after 3 insmod/rmmod loops. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches