From mboxrd@z Thu Jan 1 00:00:00 1970 From: Junxiao Bi Subject: Re: linux-next: kernel panic in ipv6_defrag Date: Fri, 25 Dec 2015 09:21:38 +0800 Message-ID: <567C9A22.7090300@oracle.com> References: <567A0DCD.3060001@oracle.com> <20151223085947.GD9692@breakpoint.cc> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, davem@davemloft.net, linux-next@vger.kernel.org, Linux Kernel mailing list To: Florian Westphal Return-path: In-Reply-To: <20151223085947.GD9692@breakpoint.cc> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.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/ >