Received: by 2002:a05:6a10:9e8c:0:0:0:0 with SMTP id y12csp199306pxx; Mon, 26 Oct 2020 06:43:18 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwJCGdfWZns6fJWF2Jx1YF1GOeXLlHE0aajZG2g5kZ0RZF4RqWYMOr6j+cw05rOXMLhLU1i X-Received: by 2002:a50:d2d3:: with SMTP id q19mr16224952edg.22.1603719798689; Mon, 26 Oct 2020 06:43:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1603719798; cv=none; d=google.com; s=arc-20160816; b=GpwWgN8x12yrJp75qImZCKo6uMpDreIhOk6OCBNPVbqidnzaaf7PElc4bHairPY3RO MA6zEe/6kWJ3wUQh43R2HZyb1bINZZQtCRwsIMGBzl9gtwbqWEXCD6mfaLBQzbIRHCtH xocnTjIWPUuPtjhj6wZMBVuP8mJvRMZL604oqhaRCk/GwPtNMv0td8fzc1UONof5kCmX qwbZ87We53zW2uyenTTUhfAHWcJdhR7zUtzbojNfx7enU/asR/7gdYyZUhbE0eI7yuUE nGyXrPQ5N7BUqm2oLzquOqXfhhVECFJdQFTbUJBE41ezbqnHlEpXFSnWcQTtA68gZqh4 CWPg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:mime-version :dkim-signature; bh=et3kBMVvmEKrepF7XtX8Goew8HAC49Ia+764yZJnI0Y=; b=trLXLMN+u7dl3tCSQI2ZCNRWz+5W847vbx82cy2DBvdgGduVZh3IzeE4UISJ7iezJG SxiYoQ0Oasqcv3ciJiMd4aTxiW21H36idIwSn1Ia913W1kfjEzXLfL/nS+AXI48TtZxD CBffMs4K+6vG46XN05yepwoAoRnZXW8ACnv7D2UkalI4h6uJotWcRT20IjrWJyiZVg9z 8N+qhGMlsVCbm//nyDWGl6uEYe6BczgR7l1JWrkTu8n+l2EBbS3APb3Tc7ysUkOyRR+g 24FUD9cQIjr2HTEAoD3mNyqRkEsb5JnGIYRew3T0UsUnKEz1vvL0WbxORgucUlLGb8eR 6BfA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=IzTHbg4I; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id c14si6434443edw.305.2020.10.26.06.42.42; Mon, 26 Oct 2020 06:43:18 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-wireless-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=@redhat.com header.s=mimecast20190719 header.b=IzTHbg4I; spf=pass (google.com: domain of linux-wireless-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-wireless-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1770490AbgJZNK3 (ORCPT + 99 others); Mon, 26 Oct 2020 09:10:29 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:57225 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2404344AbgJZNKZ (ORCPT ); Mon, 26 Oct 2020 09:10:25 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1603717824; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type; bh=et3kBMVvmEKrepF7XtX8Goew8HAC49Ia+764yZJnI0Y=; b=IzTHbg4IPoMVO4tpEg3P8wnNyKk1jcEadtKgSDn5gSNzRudlBe8jR0oIqEOwiOJFQnk/rb YGqiIYtOchmXis64nYoG+I/d+xeXgShOybUj7b3VJvuXRmzjCXPXArqRBdFiuPZXvphEo0 CP+L49k0klxG2hjlG2+eBoFR6/8LXao= Received: from mail-ot1-f72.google.com (mail-ot1-f72.google.com [209.85.210.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-404-v9H0yD2cNpCCh_Xl3PGVqw-1; Mon, 26 Oct 2020 09:10:22 -0400 X-MC-Unique: v9H0yD2cNpCCh_Xl3PGVqw-1 Received: by mail-ot1-f72.google.com with SMTP id n21so3529184ota.18 for ; Mon, 26 Oct 2020 06:10:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=et3kBMVvmEKrepF7XtX8Goew8HAC49Ia+764yZJnI0Y=; b=cpz8mgNPm++JY03G+qRzrxFvZSaYVx/j+2SPe90fvm6saFaaJT8IHDvbp6i4+pzD1Q LtC72Y7BlYA9yLMXylslKyCjR52Q7x9YzpDL/lJnsS5feULsd3CZO+iS3sYg2lnJeLes xuSKWBLYBPi2vjs0+NGSHfCoK/zCVczQ90tVv7GKv+/s7ceCinjDNSlbaOuVffocqtVr Bjd8zy9bC78CHriWE9Ah25oUB8rkG8gcUzpjTVOq0fAgWDH5trv1dyBm19BtBdN8nu6E /HTF7M+BfF6Viens+sW6Ph9nufWut45XpqiigGv04tfzBxF9YMaVmb78aDhnGbD27Bcg UK2A== X-Gm-Message-State: AOAM5323ndYAdv5ytEb6GAVdxxG3iNuQsUbmyAMtrPZvduhD/VKLs2/i NEoUuv5TD+xGq3yiRHNh31wocLC6KS3jXwqb6rCYoNClPtKx5tHF998DwjBKragbeehkKAqgdtq 1ft7DT0Ibcsu4RAZCFwN4ZvnvMOremCCosam0259esNQ= X-Received: by 2002:aca:c485:: with SMTP id u127mr10497754oif.92.1603717821818; Mon, 26 Oct 2020 06:10:21 -0700 (PDT) X-Received: by 2002:aca:c485:: with SMTP id u127mr10497730oif.92.1603717821554; Mon, 26 Oct 2020 06:10:21 -0700 (PDT) MIME-Version: 1.0 From: Jarod Wilson Date: Mon, 26 Oct 2020 09:10:10 -0400 Message-ID: Subject: mt7601u panic on device removal To: linux-wireless@vger.kernel.org Cc: Felix Fietkau Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Started noticing somewhere in the 5.9 devel cycle that removing a usb wireless adapter driven by the mt7601u driver, that removing the device after using it leads to a panic 100% of the time. With earlier kernels, I believe it didn't panic, though I did get a slew of Warning messages about TX and RX DMA not stopping. Further details in bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=209571 -- Jarod Wilson jarod@redhat.com