Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760185AbcLAUhI (ORCPT ); Thu, 1 Dec 2016 15:37:08 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:45786 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755585AbcLAUhE (ORCPT ); Thu, 1 Dec 2016 15:37:04 -0500 Date: Thu, 1 Dec 2016 21:37:08 +0100 From: Greg KH To: kys@microsoft.com Cc: linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, vkuznets@redhat.com, jasowang@redhat.com, leann.ogasawara@canonical.com Subject: Re: [PATCH 06/15] hv: acquire vmbus_connection.channel_mutex in vmbus_free_channels() Message-ID: <20161201203708.GE1602@kroah.com> References: <1480613287-7748-1-git-send-email-kys@exchange.microsoft.com> <1480613332-7788-1-git-send-email-kys@exchange.microsoft.com> <1480613332-7788-6-git-send-email-kys@exchange.microsoft.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1480613332-7788-6-git-send-email-kys@exchange.microsoft.com> User-Agent: Mutt/1.7.1 (2016-10-04) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 740 Lines: 16 On Thu, Dec 01, 2016 at 09:28:43AM -0800, kys@exchange.microsoft.com wrote: > From: Vitaly Kuznetsov > > "kernel BUG at drivers/hv/channel_mgmt.c:350!" is observed when hv_vmbus > module is unloaded. BUG_ON() was introduced in commit 85d9aa705184 > ("Drivers: hv: vmbus: add an API vmbus_hvsock_device_unregister()") as > vmbus_free_channels() codepath was apparently forgotten. > > Fixes: 85d9aa705184 ("Drivers: hv: vmbus: add an API vmbus_hvsock_device_unregister()") > Signed-off-by: Vitaly Kuznetsov > Signed-off-by: K. Y. Srinivasan > --- > drivers/hv/channel_mgmt.c | 2 ++ > 1 files changed, 2 insertions(+), 0 deletions(-) Shouldn't this go to stable kernels?