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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 1163CC43387 for ; Fri, 11 Jan 2019 17:29:16 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D189220836 for ; Fri, 11 Jan 2019 17:29:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729859AbfAKR3P (ORCPT ); Fri, 11 Jan 2019 12:29:15 -0500 Received: from mail-io1-f45.google.com ([209.85.166.45]:34469 "EHLO mail-io1-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729727AbfAKR3O (ORCPT ); Fri, 11 Jan 2019 12:29:14 -0500 Received: by mail-io1-f45.google.com with SMTP id b16so12784397ior.1 for ; Fri, 11 Jan 2019 09:29:14 -0800 (PST) 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=AJuvHd8wS2rf/as08VgJ333vpo55mbqeGyD2/FlDgLM=; b=iYz9ENhZfa+Sea24x+ZlziGuKEh5ZPIhTR9j91NeFsMJRFHmvSyka84sUp97gnhCNe ldaMPbbaURQW6uMZxdNE5gkhVZoGYBSnq4jUCBTO0sIMGfUTldCKfHM9S14W0i2CuJDY HPIYaYT6Hlubb3+L1eQoM8D0MqeGZUmzxnUt9476LAMrNtuUBWrGIAFxXModEWpKVdZa e34DF48bSmMx7mmPEykUccf/B3tk5ekiRYoXbTTb8GL002/TMS6m1EJ5zAcxL+7TX3R2 iJqKCZKTTCSLjoihptBSg+6b1C0pi/hhw7S+o62b7te4q9HYkk1ncvPumI9pCr9yaWUM Fucw== X-Gm-Message-State: AJcUukfIEiTHtQ5IRkmfoyxQrIcCSplodaLoE5A5FaO5s02RGRi7WOsh 7IXMlOPeqG7UB/IV2oHeAs+u8Z81pj6xT4f22UqY4Q== X-Google-Smtp-Source: ALg8bN4o7OQNpbPXjwLgCqCrEnhFv8lb8YE8NACIjVY+9CBugdCd0IQ2jHzLgd29iWaOn7hya5a7LhNHOS+KuWNXdMA= X-Received: by 2002:a6b:ea09:: with SMTP id m9mr7436502ioc.297.1547227753787; Fri, 11 Jan 2019 09:29:13 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Lorenzo Bianconi Date: Fri, 11 Jan 2019 18:29:02 +0100 Message-ID: Subject: Re: MT76x2U crashes XHCI driver on AMD Ryzen system To: Rosen Penev Cc: linux-wireless Content-Type: text/plain; charset="UTF-8" Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org > > I have an ALFA AWUS036ACM and whenever I plug it in, the XHCI driver > dies. This is on an ASRock X370 motherboard. Kernel 4.20 Arch Linux. > > After plugging in the adapter, the integrated wireless chip (Intel > 3168) also dies. Disabling the motherboard wireless does not help. > Here are two fairly similar logs. First with Intel 3168 and the second > with it disabled in UEFI. > [...] > Without iwlwifi: > > kernel: usb 1-14: new high-speed USB device number 3 using xhci_hcd > kernel: usb 1-14: New USB device found, idVendor=0e8d, idProduct=7612, > bcdDevice= 1.00 > kernel: usb 1-14: New USB device strings: Mfr=2, Product=3, SerialNumber=4 > usb 1-14: Product: Wireless > kernel: usb 1-14: Manufacturer: MediaTek Inc. > kernel: usb 1-14: SerialNumber: 000000000 > mtp-probe[1400]: checking bus 1, device 3: > "/sys/devices/pci0000:00/0000:00:01.3/0000:03:00.0/usb1/1-14" > mtp-probe[1400]: bus: 1, device: 3 was not an MTP device > kernel: usb 1-14: reset high-speed USB device number 3 using xhci_hcd > kernel: mt76x2u 1-14:1.0: ASIC revision: 76120044 > kernel: mt76x2u 1-14:1.0: ROM patch build: 20140408060640a > kernel: xhci_hcd 0000:03:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT Are you using the driver in a VM or directly in the host? This is an error reported by AMD iommu driver Regards, Lorenzo