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[23.128.96.18]) by mx.google.com with ESMTP id ca26si2778928ejb.622.2020.12.10.08.25.58; Thu, 10 Dec 2020 08:26:22 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=cV8z8C4P; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388706AbgLJQWH (ORCPT + 99 others); Thu, 10 Dec 2020 11:22:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49866 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728518AbgLJQWG (ORCPT ); Thu, 10 Dec 2020 11:22:06 -0500 Received: from mail-pg1-x52f.google.com (mail-pg1-x52f.google.com [IPv6:2607:f8b0:4864:20::52f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90928C0613CF; Thu, 10 Dec 2020 08:21:26 -0800 (PST) Received: by mail-pg1-x52f.google.com with SMTP id g18so4682547pgk.1; Thu, 10 Dec 2020 08:21:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=Yxk9HNh5qdQCgFQ8rZtWSxHI6tHLmq1Eu2GPGLWvZ5E=; b=cV8z8C4P/M6JHKbpfAkcV0wDHdahPPY8wHp8+9M0T+cX89praIif9OBdDcuWp7RWN2 CzrKvuP56h2PyJv6SZlYUATExb7r7LEkgNZC9mAK7s+AktVOEVLsyZk5T/kp40TH/EN6 iKDwV9HPkQPnSOp2N2o3rAjlDJaPW+rieBKj7TMzGoYbk4A5DCPM6zqvTurkc7ngMU5R 3cJJiirmoJYJZLJCVbAkcgtgfhNIVgkJfErP39awC6IS9kYULnX0aR6B4KF6D9QvwcYx 8uKfRuRC5QvhIbMC5MLGTZwdNK6oUpGv+7daQW9BIad5D5hqi6oK5WGPPn5DBj6m8Xj+ ZJ6g== 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=Yxk9HNh5qdQCgFQ8rZtWSxHI6tHLmq1Eu2GPGLWvZ5E=; b=I0WA/XCKzS34eE7/hSctaVIn2kC2ADJixlqKLOsWqBHMwNa5jfsnBt8yyBJv3uZ/ti Ivvv8afltdKM6oEkA5B6SSRGx86Q9Ir5z2XUqeLClX58xj7IQZs+83k80ywnwVyevH3e fgin1pTy+Kz+o8vhrqHikTFAle3PVMO08TAtXSJ6E0GO/HoyQnzb6c2AtoJUCgeHsccf 7T9BmFJJNys20UaFgRIeqfXAWFX9fwo4T9UkjyEV2/ILqwg+YulRM7tgDxr9zrbhFEFD w2akGIlb7PjqNT7UILBfHHjma2YjK35h7PiqtPxj5pMEmIxky63hNCfpJSaH/k4GRHaF 062Q== X-Gm-Message-State: AOAM531JSTnSeTwKwT8yZcs8+uuGar/6SK5GTZ6uq6WCXnG6Wg8aCkHb 0bqxjIEOg3ESGjHj9FdYOGs7DiPOrcuq96pMtw== X-Received: by 2002:a17:90a:bf88:: with SMTP id d8mr8570693pjs.124.1607617286155; Thu, 10 Dec 2020 08:21:26 -0800 (PST) MIME-Version: 1.0 References: <4eb99a1da6342999c4dca355533a0847d0e942a5.camel@intel.com> <20201209091315.2c55e1c6@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com> In-Reply-To: From: Rui Salvaterra Date: Thu, 10 Dec 2020 16:21:15 +0000 Message-ID: Subject: Re: [BUG] iwlwifi: card unusable after firmware crash To: Emmanuel Grumbach Cc: Jakub Kicinski , "Coelho, Luciano" , "Goodstein, Mordechay" , "Berg, Johannes" , "linux-wireless@vger.kernel.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, again, I haven't tested any patch or bisected, but I have another data point. I built and tested Linux 5.8.18, with the same firmware, and it is working correctly. I reduced the test case to just rfkilling the connection, which showed the register dump immediately (before that I was using the airplane toggle on the keyboard, which isn't working correctly, it disables and immediately reenables the radio, for some unfathomable reason). So, now I'm inclined to believe this is some sort of race condition between rfkill and pending transactions. Thanks, Rui