From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754169AbbLYBWn (ORCPT ); Thu, 24 Dec 2015 20:22:43 -0500 Received: from aserp1040.oracle.com ([141.146.126.69]:49938 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752673AbbLYBWm (ORCPT ); Thu, 24 Dec 2015 20:22:42 -0500 Subject: Re: linux-next: kernel panic in ipv6_defrag To: Florian Westphal References: <567A0DCD.3060001@oracle.com> <20151223085947.GD9692@breakpoint.cc> Cc: netdev@vger.kernel.org, davem@davemloft.net, linux-next@vger.kernel.org, Linux Kernel mailing list From: Junxiao Bi Message-ID: <567C9A22.7090300@oracle.com> Date: Fri, 25 Dec 2015 09:21:38 +0800 User-Agent: Mozilla/5.0 (X11; Linux i686; rv:38.0) Gecko/20100101 Thunderbird/38.3.0 MIME-Version: 1.0 In-Reply-To: <20151223085947.GD9692@breakpoint.cc> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-Source-IP: userv0021.oracle.com [156.151.31.71] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/23/2015 04:59 PM, Florian Westphal wrote: > Junxiao Bi wrote: >> The following panic happened when I run ocfs2-test on linux-next. Kernel >> config is attached. >> >> [64910.905501] BUG: unable to handle kernel NULL pointer dereference at >> (null) >> [64910.906466] IP: [] nf_ct_frag6_gather+0x7ad/0x9c0 > [..] >> ocfs2_stack_o2cb(O) ocfs2_dlm(O) ocfs2_nodemanager(O) ocfs2_stackglue(O) >> iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi xen_kbdfront >> xen_netfront xen_fbfront xen_blkfront [last unloaded: ocfs2_stackglue] >> [64910.906466] CPU: 0 PID: 0 Comm: swapper/0 Tainted: G O >> 4.4.0-rc5-next-20151217 #1 > > Seems like this snapshot still lacks > > e97ac12859dbf4d3ee0eddb9798867541d1d1e1e > ("netfilter: ipv6: nf_defrag: fix NULL deref panic"), > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/commit/net/ipv6/netfilter/nf_conntrack_reasm.c?id=e97ac12859dbf4d3ee0eddb9798867541d1d1e1e > > Its included starting with next-20151221. > > Please report back if it occurs with above commit present. Looks issue resolved with this fix. Thank you. > > Thanks. > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >