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 X-Spam-Level: X-Spam-Status: No, score=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 5551EC52D33 for ; Thu, 27 Feb 2020 14:01:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2D21724656 for ; Thu, 27 Feb 2020 14:01:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582812083; bh=n3I35yElf1J5MhF/uEIaFVI3u8WY37KG3XXa6UfWeIM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=JmX+Uwkv7Ci+s7J7qvTIgbGG4sgII4OFiPpBwBR9vTSC/j3HHNw2sx2Mcasae3Gpk eD8/deOg4sTuVw3zwQ0+Ebe4rLZutRX2HWVxiBLhFLTyXyAtLk0y85gQQ2GhphbLbA u4/uh2jt6UM6atcUGsLA/UHQg6/5FSMtiIj0jDZA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730145AbgB0OBV (ORCPT ); Thu, 27 Feb 2020 09:01:21 -0500 Received: from mail.kernel.org ([198.145.29.99]:35254 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732905AbgB0OBT (ORCPT ); Thu, 27 Feb 2020 09:01:19 -0500 Received: from localhost (unknown [193.47.165.251]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 0ADF620578; Thu, 27 Feb 2020 14:01:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582812079; bh=n3I35yElf1J5MhF/uEIaFVI3u8WY37KG3XXa6UfWeIM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=s0MICNR2DUQwtDpVSk8t90VV3mqkQaBNAW/H36F3fkrPBOy94E8da2QpWfncpeXZP K7uYPPVBcPBaxlgk15J31K3++Q0kOCQmqaMa2iyXfALtJMmcgTVpU1706Rs2ucun0u kXb3pEqjpbZ0SsT4EIK1LHpdFAVst/dX+XkCbbRw= Date: Thu, 27 Feb 2020 16:01:16 +0200 From: Leon Romanovsky To: bugzilla-daemon@bugzilla.kernel.org Cc: linux-rdma@vger.kernel.org Subject: Re: [Bug 206687] New: If IB link comes up, oops in port_pkey_list_insert triggered with "NULL pointer derefence" Message-ID: <20200227140116.GN12414@unreal> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Thu, Feb 27, 2020 at 10:57:34AM +0000, bugzilla-daemon@bugzilla.kernel.org wrote: > https://bugzilla.kernel.org/show_bug.cgi?id=206687 > > Bug ID: 206687 > Summary: If IB link comes up, oops in port_pkey_list_insert > triggered with "NULL pointer derefence" > Product: Drivers > Version: 2.5 > Kernel Version: v5.4.21 ongoing > Hardware: x86-64 > OS: Linux > Tree: Mainline > Status: NEW > Severity: high > Priority: P1 > Component: Infiniband/RDMA > Assignee: drivers_infiniband-rdma@kernel-bugs.osdl.org > Reporter: hjl@simulated-universe.de > Regression: No > > I am running a Fedora home server for testing purpose and using QLA7322 > Infinband adapters to connect my workstation. > > Since the upgrade to Fedora 31, that comes with a v5.5.5 kernel, the system > crashes as the network manager tries to configure the IPoIB interface. > > I checked the last installed fedora 30 kernel and all went fine. > Next I used the vanilla-kernels v5.4.19, v5.4.20 and v5.4.21 and tracked the > problem down to the v5.4.21 > this should fix the failure. https://lore.kernel.org/linux-rdma/20200227112708.93023-1-leon@kernel.org Thanks