Public bug reported:
I see this error when trying to execute the 'openflow' DEP-8 test with
the latest 3.11 kernel on saucy:
Aug 19 10:14:06 armstrong kernel: [130348.598305] openvswitch: Open vSwitch
switching datapath 1.10.1, built Aug 19 2013 10:13:35
Aug 19 10:15:43 armstrong kernel: [130445.653334] IPv6: ADDRCONF(NETDEV_UP):
s1-eth1: link is not ready
Aug 19 10:15:43 armstrong kernel: [130445.659375] IPv6: ADDRCONF(NETDEV_UP):
s1-eth1: link is not ready
Aug 19 10:15:43 armstrong kernel: [130445.662512] general protection fault:
0000 [#1] SMP
Aug 19 10:15:43 armstrong kernel: [130445.662543] Modules linked in: veth(F)
openvswitch(OF) overlayfs(F) ipheth nls_utf8 isofs(F) ip6table_filter(F)
ip6_tables(F) ebtable_nat(F) ebtables(F) xt_conntrack(F) ipt_REJECT(F)
xt_CHECKSUM(F) iptable_mangle(F) xt_tcpudp(F) iptable_filter(F) dm_crypt(F)
ipt_MASQUERADE(F) iptable_nat(F) nf_conntrack_ipv4(F) nf_defrag_ipv4(F)
nf_nat_ipv4(F) nf_nat(F) nf_conntrack(F) ip_tables(F) x_tables(F) bridge(F)
stp(F) llc(F) x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel(F)
kvm(F) crc32_pclmul(F) ghash_clmulni_intel(F) aesni_intel(F) aes_x86_64(F)
lrw(F) gf128mul(F) glue_helper(F) ablk_helper(F) cryptd(F) parport_pc(F)
microcode(F) ppdev(F) psmouse(F) serio_raw(F) snd_hda_codec_hdmi
snd_hda_codec_realtek arc4(F) joydev(F) rfcomm iwldvm mac80211 snd_usb_audio
snd_usbmidi_lib lpc_ich uvcvideo videobuf2_vmalloc videobuf2_memops
videobuf2_core bnep videodev snd_hda_intel snd_hda_codec iwlwifi cfg80211
snd_hwdep(F) snd_pcm(F) snd_page_alloc(F) think
pad_acpi btusb nvram(F) bluetoot
Aug 19 10:15:43 armstrong kernel: h snd_seq_midi(F) snd_seq_midi_event(F)
snd_rawmidi(F) snd_seq(F) snd_seq_device(F) snd_timer(F) mei_me mei snd(F)
soundcore(F) tpm_tis mac_hid lp(F) parport(F) nls_iso8859_1(F) hid_generic
hid_microsoft usbhid hid usb_storage(F) mmc_block i915 i2c_algo_bit
drm_kms_helper drm sdhci_pci sdhci e1000e(F) ahci(F) libahci(F) ptp(F)
pps_core(F) wmi video(F)
Aug 19 10:15:43 armstrong kernel: [130445.663077] CPU: 3 PID: 11974 Comm: ip
Tainted: GF W O 3.11.0-2-generic #5-Ubuntu
Aug 19 10:15:43 armstrong kernel: [130445.663110] Hardware name: LENOVO
2324CTO/2324CTO, BIOS G2ET91WW (2.51 ) 01/14/2013
Aug 19 10:15:43 armstrong kernel: [130445.663142] task: ffff8803ba2b1770 ti:
ffff8803d942c000 task.ti: ffff8803d942c000
Aug 19 10:15:43 armstrong kernel: [130445.663173] RIP:
0010:[<ffffffffa077d0d5>] [<ffffffffa077d0d5>] get_dpifindex+0x5/0x50
[openvswitch]
Aug 19 10:15:43 armstrong kernel: [130445.663215] RSP: 0018:ffff8803d942d698
EFLAGS: 00010286
Aug 19 10:15:43 armstrong kernel: [130445.663237] RAX: ffff88039656c014 RBX:
ffff880402c60a00 RCX: 0000000000000000
Aug 19 10:15:43 armstrong kernel: [130445.663267] RDX: 0000000000000000 RSI:
0000000000000000 RDI: 0f90a2ebfffffb73
Aug 19 10:15:43 armstrong kernel: [130445.663296] RBP: ffff8803d942d710 R08:
0000000000000008 R09: ffff88039656c018
Aug 19 10:15:43 armstrong kernel: [130445.663322] R10: 0000000000000ec0 R11:
0000000000000000 R12: ffff88039656c014
Aug 19 10:15:43 armstrong kernel: [130445.663351] R13: ffffffff8115c109 R14:
0000000000000000 R15: 0000000000000002
Aug 19 10:15:43 armstrong kernel: [130445.663376] FS: 00007f8c9dfe5740(0000)
GS:ffff88041e2c0000(0000) knlGS:0000000000000000
Aug 19 10:15:43 armstrong kernel: [130445.663406] CS: 0010 DS: 0000 ES: 0000
CR0: 0000000080050033
Aug 19 10:15:43 armstrong kernel: [130445.663430] CR2: 00007f29e7e8d005 CR3:
00000002e4bc0000 CR4: 00000000001407e0
Aug 19 10:15:43 armstrong kernel: [130445.663460] Stack:
Aug 19 10:15:43 armstrong kernel: [130445.663470] ffffffffa077d27e
ffff880402c60a00 0000000000000020 00000000ffffffff
Aug 19 10:15:43 armstrong kernel: [130445.663504] ffff88040d803700
ffff880402c60a00 ffff8803d942d710 ffffffff815ec7a2
Aug 19 10:15:43 armstrong kernel: [130445.663538] 0000000000000001
00ff880406c1c000 ffff8803d942d7f8 ffff880402c60a00
Aug 19 10:15:43 armstrong kernel: [130445.663572] Call Trace:
Aug 19 10:15:43 armstrong kernel: [130445.663588] [<ffffffffa077d27e>] ?
ovs_vport_cmd_fill_info+0x3e/0x170 [openvswitch]
Aug 19 10:15:43 armstrong kernel: [130445.663624] [<ffffffff815ec7a2>] ?
__alloc_skb+0x92/0x2a0
Aug 19 10:15:43 armstrong kernel: [130445.663650] [<ffffffff8115c109>] ?
zone_statistics+0x89/0xa0
Aug 19 10:15:43 armstrong kernel: [130445.663677] [<ffffffffa077fa28>]
ovs_vport_cmd_build_info+0x58/0xa0 [openvswitch]
Aug 19 10:15:43 armstrong kernel: [130445.663712] [<ffffffff8115c109>] ?
zone_statistics+0x89/0xa0
Aug 19 10:15:43 armstrong kernel: [130445.663739] [<ffffffffa0780042>]
dp_device_event+0x72/0xe0 [openvswitch]
Aug 19 10:15:43 armstrong kernel: [130445.663771] [<ffffffff816fcd7c>]
notifier_call_chain+0x4c/0x70
Aug 19 10:15:43 armstrong kernel: [130445.663799] [<ffffffff8108a026>]
raw_notifier_call_chain+0x16/0x20
Aug 19 10:15:43 armstrong kernel: [130445.663828] [<ffffffff815f6b55>]
call_netdevice_notifiers_info+0x35/0x60
Aug 19 10:15:43 armstrong kernel: [130445.663858] [<ffffffff815f9f13>]
dev_change_net_namespace+0xc3/0x240
Aug 19 10:15:43 armstrong kernel: [130445.663889] [<ffffffff8160af53>]
do_setlink+0x83/0x9f0
Aug 19 10:15:43 armstrong kernel: [130445.663914] [<ffffffff8137b906>] ?
nla_parse+0x96/0xe0
Aug 19 10:15:43 armstrong kernel: [130445.663938] [<ffffffff8160c524>]
rtnl_newlink+0x394/0x5e0
Aug 19 10:15:43 armstrong kernel: [130445.663964] [<ffffffff81314d94>] ?
apparmor_capable+0x24/0xe0
Aug 19 10:15:43 armstrong kernel: [130445.663991] [<ffffffff81609159>]
rtnetlink_rcv_msg+0x99/0x260
Aug 19 10:15:43 armstrong kernel: [130445.664018] [<ffffffff81190048>] ?
__kmalloc_node_track_caller+0x58/0x1d0
Aug 19 10:15:43 armstrong kernel: [130445.664048] [<ffffffff8115c109>] ?
zone_statistics+0x89/0xa0
Aug 19 10:15:43 armstrong kernel: [130445.664075] [<ffffffff815ec78e>] ?
__alloc_skb+0x7e/0x2a0
Aug 19 10:15:43 armstrong kernel: [130445.664100] [<ffffffff816090c0>] ?
rtnetlink_rcv+0x30/0x30
Aug 19 10:15:43 armstrong kernel: [130445.664124] [<ffffffff81626d29>]
netlink_rcv_skb+0xa9/0xc0
Aug 19 10:15:43 armstrong kernel: [130445.664144] [<ffffffff816090b8>]
rtnetlink_rcv+0x28/0x30
Aug 19 10:15:43 armstrong kernel: [130445.665267] [<ffffffff8162637d>]
netlink_unicast+0xdd/0x190
Aug 19 10:15:43 armstrong kernel: [130445.666420] [<ffffffff8136c3cd>] ?
memcpy_fromiovec+0x4d/0x90
Aug 19 10:15:43 armstrong kernel: [130445.667368] [<ffffffff8162672f>]
netlink_sendmsg+0x2ff/0x740
Aug 19 10:15:43 armstrong kernel: [130445.668202] [<ffffffff815e42b9>]
sock_sendmsg+0x99/0xd0
Aug 19 10:15:43 armstrong kernel: [130445.669030] [<ffffffff8135f2ae>] ?
radix_tree_lookup_slot+0xe/0x10
Aug 19 10:15:43 armstrong kernel: [130445.670069] [<ffffffff815e46ac>]
___sys_sendmsg+0x36c/0x380
Aug 19 10:15:43 armstrong kernel: [130445.671144] [<ffffffff81168419>] ?
handle_mm_fault+0x299/0x670
Aug 19 10:15:43 armstrong kernel: [130445.672079] [<ffffffff816fc9a4>] ?
__do_page_fault+0x204/0x540
Aug 19 10:15:43 armstrong kernel: [130445.672887] [<ffffffff811ba68f>] ?
__d_free+0x3f/0x60
Aug 19 10:15:43 armstrong kernel: [130445.673799] [<ffffffff8110434c>] ?
acct_account_cputime+0x1c/0x20
Aug 19 10:15:43 armstrong kernel: [130445.674692] [<ffffffff8109795c>] ?
account_user_time+0x9c/0xb0
Aug 19 10:15:43 armstrong kernel: [130445.675551] [<ffffffff815e5492>]
__sys_sendmsg+0x42/0x80
Aug 19 10:15:43 armstrong kernel: [130445.676326] [<ffffffff815e54e2>]
SyS_sendmsg+0x12/0x20
Aug 19 10:15:43 armstrong kernel: [130445.677144] [<ffffffff8170172f>]
tracesys+0xe1/0xe6
Aug 19 10:15:43 armstrong kernel: [130445.677955] Code: 81 e1 ff 03 00 00 48 8d
14 ca 48 8b 0a 48 89 50 48 48 89 48 40 48 85 c9 48 89 32 74 04 48 89 71 08 5b
5d c3 66 90 0f 1f 44 00 00 <48> 8b 47 28 31 ff 48 8b 00 48 8d 50 c0 48 85 c0 48
0f 45 fa eb
Aug 19 10:15:43 armstrong kernel: [130445.679868] RIP [<ffffffffa077d0d5>]
get_dpifindex+0x5/0x50 [openvswitch]
Aug 19 10:15:43 armstrong kernel: [130445.680742] RSP <ffff8803d942d698>
Aug 19 10:15:43 armstrong kernel: [130445.687447] ---[ end trace
98db0f68ac2d44b0 ]---
** Affects: linux (Ubuntu)
Importance: Undecided
Status: Incomplete
** Affects: openvswitch (Ubuntu)
Importance: Critical
Status: New
** Affects: linux (Ubuntu Saucy)
Importance: Undecided
Status: Incomplete
** Affects: openvswitch (Ubuntu Saucy)
Importance: Critical
Status: New
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https://bugs.launchpad.net/bugs/1213879
Title:
kernel fault ovs 1.10.1 + linux 3.11
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