From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thomas Graf Subject: Re: 3.19-rc4: BUG: unable to handle kernel paging request at ffff880055f15000 ovs_packet_cmd_execute+0x1f/0x229 Date: Wed, 14 Jan 2015 13:00:05 +0000 Message-ID: <20150114130005.GA564@casper.infradead.org> References: <1645184106.20150114131420@eikelenboom.it> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Pravin B Shelar , "David S. Miller" , netdev@vger.kernel.org, dev@openvswitch.org To: Sander Eikelenboom Return-path: Received: from casper.infradead.org ([85.118.1.10]:58857 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752460AbbANNAH (ORCPT ); Wed, 14 Jan 2015 08:00:07 -0500 Content-Disposition: inline In-Reply-To: <1645184106.20150114131420@eikelenboom.it> Sender: netdev-owner@vger.kernel.org List-ID: Copying ovs-dev mailing list and thus qutoing full message. On 01/14/15 at 01:14pm, Sander Eikelenboom wrote: > Hi, > > I was testing 3.19-rc4 with openvswitch and encountered the splat below. What version of OVS are you using? Did this work properly with rc3 or an older kernel? > #addr2line -e /boot/vmlinux-3.19.0-rc4-creanuc-20150114-doflr-apicpatchv3-apicrevert+ ffffffff818a1690 > /mnt/kernelbuild/linux-tip/net/openvswitch/datapath.c:527 > -- > Sander > > [ 463.033308] BUG: unable to handle kernel paging request at ffff880055f15000 > [ 463.072154] IP: [] ovs_packet_cmd_execute+0x1f/0x229 > [ 463.106202] PGD 1e10067 PUD 2097067 PMD 5ff54067 PTE 0 > [ 463.126940] Oops: 0000 [#1] SMP > [ 463.147505] Modules linked in: > [ 463.166938] CPU: 2 PID: 3049 Comm: ovs-vswitchd Not tainted 3.19.0-rc4-creanuc-20150114-doflr-apicpatchv3-apicrevert+ #1 > [ 463.187507] Hardware name: /D53427RKE, BIOS RKPPT10H.86A.0017.2013.0425.1251 04/25/2013 > [ 463.208553] task: ffff880058d30000 ti: ffff880055c38000 task.ti: ffff880055c38000 > [ 463.229734] RIP: e030:[] [] ovs_packet_cmd_execute+0x1f/0x229 > [ 463.251082] RSP: e02b:ffff880055c3ba48 EFLAGS: 00010296 > [ 463.271786] RAX: ffff88004fe38818 RBX: ffffffff81ed4cc0 RCX: 0000000000000000 > [ 463.293072] RDX: ffff880055c3bb00 RSI: ffff880055c3bad0 RDI: ffff8800559dc700 > [ 463.314521] RBP: ffff8800559dc700 R08: ffffffff81b08d00 R09: 000000007ffff000 > [ 463.336189] R10: ffff88004fe38814 R11: ffffffff81ed4cc0 R12: ffff880055f14fc0 > [ 463.356906] R13: ffff88004fe38800 R14: ffff880055f14fc0 R15: ffffffff81b08c60 > [ 463.377482] FS: 00007f196321c700(0000) GS:ffff88005f700000(0000) knlGS:ffff88005f680000 > [ 463.398646] CS: e033 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 463.419995] CR2: ffff880055f15000 CR3: 000000005622e000 CR4: 0000000000042660 > [ 463.441577] Stack: > [ 463.462975] 000000000000000c ffff88004fe38814 0000000000000005 ffffffff8130b116 > [ 463.485114] ffffffff81ed4cc0 ffffffff81ed4cc0 ffff8800559dc700 ffff880055f14fc0 > [ 463.507367] ffff88004fe38800 0000000000000008 ffffffff81b08c60 ffffffff81794364 > [ 463.530186] Call Trace: > [ 463.552330] [] ? nla_parse+0x57/0xe7 > [ 463.574869] [] ? genl_family_rcv_msg+0x243/0x2a9 > [ 463.597276] [] ? __slab_alloc.constprop.63+0x2bb/0x2e5 > [ 463.619394] [] ? genl_rcv_msg+0x38/0x5b > [ 463.641361] [] ? __netlink_lookup+0x3a/0x40 > [ 463.663192] [] ? genl_family_rcv_msg+0x2a9/0x2a9 > [ 463.685141] [] ? netlink_rcv_skb+0x36/0x7c > [ 463.706874] [] ? genl_rcv+0x1f/0x2c > [ 463.729152] [] ? netlink_unicast+0x100/0x19c > [ 463.751315] [] ? netlink_sendmsg+0x311/0x36b > [ 463.772483] [] ? do_sock_sendmsg+0x62/0x7b > [ 463.793309] [] ? copy_msghdr_from_user+0x158/0x17c > [ 463.814032] [] ? ___sys_sendmsg+0x11f/0x197 > [ 463.834595] [] ? sock_poll+0xf2/0xfd > [ 463.854970] [] ? ep_send_events_proc+0x91/0x153 > [ 463.875603] [] ? ep_read_events_proc+0x92/0x92 > [ 463.896168] [] ? _raw_spin_unlock_irqrestore+0x42/0x5b > [ 463.917050] [] ? ep_scan_ready_list.isra.14+0x163/0x182 > [ 463.938458] [] ? ep_poll+0x250/0x2c4 > [ 463.958214] [] ? __sys_sendmsg+0x3b/0x5d > [ 463.977581] [] ? system_call_fastpath+0x12/0x17 > [ 463.996860] Code: ff 89 d8 5b 5d 41 5c 41 5d 41 5e c3 41 57 41 56 41 55 41 54 55 53 48 83 ec 28 48 8b 46 18 4c 8b 76 20 48 89 44 24 08 49 8b 46 08 <49> 8b 6e 40 48 85 c0 0f 84 e0 01 00 00 49 83 7e 10 00 0f 84 d5 > [ 464.037236] RIP [] ovs_packet_cmd_execute+0x1f/0x229 > [ 464.056926] RSP > [ 464.076182] CR2: ffff880055f15000 > [ 464.095097] ---[ end trace 8bcb28ced5309e55 ]---