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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3E841C433EF for ; Sun, 19 Dec 2021 08:58:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235430AbhLSI6C (ORCPT ); Sun, 19 Dec 2021 03:58:02 -0500 Received: from dfw.source.kernel.org ([139.178.84.217]:51984 "EHLO dfw.source.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235428AbhLSI6B (ORCPT ); Sun, 19 Dec 2021 03:58:01 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 3E97160C8B for ; Sun, 19 Dec 2021 08:58:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B271AC36AE7; Sun, 19 Dec 2021 08:57:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1639904280; bh=1fKxY0+vE5IYdT2aYJVPiLv9dWljQQ+7Ea5vtqRb2/E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iOEpUUsxO9cJNs0f77toYhjIsM+j8Oaka+HCoJ2+DsOtmIITsW3Ya/FB4RuJ1P6Lh ITF/Ad2/hlOBfQdVvvmJIJpTTfQ3PKqYm+WmFvIt+3K+2eKh4AhYQnZMmHSMzArbTq dAZ98Dm1xrpSOkzt+ZS3dq8jF9vPFF+yMo05hPLIefBGG+fCjnvKTnhmkAeL1SUx2o pK9xqQOVleNIk+jRU6+xpGzOa7WD8GfRQTFd77CzwtS5T5YUhSNQhK4EIszfJuryf2 f4tEYdEttv9M7EbrJhm3zpWiRPCjSLb3M0NKK+sGPNoXE1whS9dEYK+5KPmTgxQbfJ ve93mkgNo2LUA== Date: Sun, 19 Dec 2021 10:57:55 +0200 From: Leon Romanovsky To: Chuck Lever III Cc: linux-rdma Subject: Re: f0ae4afe3d35 ("RDMA/mlx5: Fix releasing unallocated memory in dereg MR flow") Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Sat, Dec 18, 2021 at 09:25:18PM +0000, Chuck Lever III wrote: > NFS/RDMA with an NFS client using mlx5-based hardware triggers a > system deadlock (no error messages) on the client. I bisected to > f0ae4afe3d35 ("RDMA/mlx5: Fix releasing unallocated memory in > dereg MR flow"). Thanks for the report. We started to look on it, but the vacation season makes it is slower than usual. Thanks > > -- > Chuck Lever > > >