And same thing reproduced after just a few seconds on the current 3.12 kernel:
[ 54.047386] ------------[ cut here ]------------ [ 54.052018] Kernel BUG at ffffffff81607e40 [verbose debug info unavailable] [ 54.058985] invalid opcode: 0000 [#1] SMP [ 54.063118] Modules linked in: authenc(F) esp6(F) xfrm6_mode_transport(F) ipcomp6(F) xfrm6_tunnel(F) tunnel6(F) xfrm4_mode_tunnel(F) xfrm6_mode_tunnel(F) v) [ 54.174614] CPU: 1 PID: 13117 Comm: nsupdate Tainted: GF 3.12.0-2-generic #7-Ubuntu [ 54.183226] Hardware name: /D2500CC, BIOS CCCDT10N.86A.0039.2013.0425.1625 04/25/2013 [ 54.192532] task: ffff88009b38af60 ti: ffff880096142000 task.ti: ffff880096142000 [ 54.200018] RIP: 0010:[<ffffffff81607e40>] [<ffffffff81607e40>] pskb_expand_head+0x230/0x280 [ 54.208570] RSP: 0018:ffff88012fc83840 EFLAGS: 00010202 [ 54.213886] RAX: 0000000000000003 RBX: ffff8800a68cf800 RCX: 0000000000000020 [ 54.221027] RDX: 0000000000000710 RSI: 0000000000000050 RDI: ffff8800a68cf800 [ 54.228164] RBP: ffff88012fc83878 R08: 46f061feff3e1602 R09: 46f061feff3e1602 [ 54.235304] R10: bfcb2ffeff3e1602 R11: 20104b7170040120 R12: 0000000000000001 [ 54.242440] R13: 0000000000000050 R14: ffff8800a68cf800 R15: ffff8800a6973840 [ 54.249581] FS: 00007fdb85441700(0000) GS:ffff88012fc80000(0000) knlGS:0000000000000000 [ 54.257672] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.263424] CR2: 00007fdb80037fd8 CR3: 000000009b25b000 CR4: 00000000000007e0 [ 54.270560] Stack: [ 54.272583] 0000000000000286 ffffffff81cd5f80 ffff8800a68cf800 0000000000000001 [ 54.280058] ffff8800c2321400 ffff8800a68cf800 ffff8800a6973840 ffff88012fc838b0 [ 54.287535] ffffffff816a7986 ffffffffa00a1cf2 ffff8801286cbf00 ffff8800a68cf800 [ 54.295021] Call Trace: [ 54.297475] <IRQ> [ 54.299410] [<ffffffff816a7986>] xfrm_output_resume+0xa6/0x390 [ 54.305568] [<ffffffffa00a1cf2>] ? __nf_conntrack_confirm+0x322/0x460 [nf_conntrack] [ 54.313404] [<ffffffff816a7cd0>] xfrm_output+0x40/0x100 [ 54.318720] [<ffffffff816b000a>] ? ip6_xmit+0x27a/0x420 [ 54.324037] [<ffffffff816e500c>] xfrm6_output_finish+0x1c/0x20 [ 54.329962] [<ffffffff816b223e>] ip6_fragment+0x78e/0xa60 [ 54.335450] [<ffffffff816e4ff0>] ? xfrm6_extract_output+0xe0/0xe0 [ 54.341636] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.346954] [<ffffffff816e4dcf>] __xfrm6_output+0xcf/0x170 [ 54.352531] [<ffffffff816e503a>] xfrm6_output+0x2a/0x70 [ 54.357849] [<ffffffff816b1563>] ip6_forward+0x293/0x7e0 [ 54.363253] [<ffffffff816bf0a4>] ? ip6_route_input+0xa4/0xd0 [ 54.369001] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.374321] [<ffffffff816b2700>] ip6_rcv_finish+0x80/0x90 [ 54.379815] [<ffffffffa00f584e>] __ipv6_conntrack_in+0xce/0x1a0 [nf_conntrack_ipv6] [ 54.387569] [<ffffffffa00f59a7>] ipv6_conntrack_in+0x27/0x30 [nf_conntrack_ipv6] [ 54.395061] [<ffffffff81644a9b>] nf_iterate+0x8b/0xa0 [ 54.400204] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.405519] [<ffffffff81644b24>] nf_hook_slow+0x74/0x130 [ 54.410923] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.416247] [<ffffffffa00fc213>] nf_ct_frag6_output+0xe3/0x100 [nf_defrag_ipv6] [ 54.423647] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.428968] [<ffffffffa00fb0ca>] ipv6_defrag+0xba/0x100 [nf_defrag_ipv6] [ 54.435764] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.441080] [<ffffffff81644a9b>] nf_iterate+0x8b/0xa0 [ 54.446227] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.451543] [<ffffffff81644b24>] nf_hook_slow+0x74/0x130 [ 54.456945] [<ffffffff816b2680>] ? ip6_output+0xb0/0xb0 [ 54.462266] [<ffffffff816b2fdc>] ipv6_rcv+0x3fc/0x4f0 [ 54.467407] [<ffffffff81615db6>] __netif_receive_skb_core+0x666/0x840 [ 54.473939] [<ffffffff81615fa8>] __netif_receive_skb+0x18/0x60 [ 54.479862] [<ffffffff81616013>] netif_receive_skb+0x23/0x90 [ 54.485622] [<ffffffffa01dc698>] br_handle_frame_finish+0x1d8/0x3e0 [bridge] [ 54.492765] [<ffffffffa01dca15>] br_handle_frame+0x175/0x260 [bridge] [ 54.499300] [<ffffffff816159b2>] __netif_receive_skb_core+0x262/0x840 [ 54.505831] [<ffffffff81615fa8>] __netif_receive_skb+0x18/0x60 [ 54.511754] [<ffffffff81616b6e>] process_backlog+0xae/0x1a0 [ 54.517419] [<ffffffff8161638a>] net_rx_action+0x15a/0x260 [ 54.522998] [<ffffffff81069b47>] __do_softirq+0xf7/0x290 [ 54.528401] [<ffffffff8172255c>] call_softirq+0x1c/0x30 [ 54.533714] <EOI> [ 54.535647] [<ffffffff81015d45>] do_softirq+0x55/0x90 [ 54.541010] [<ffffffff81069174>] local_bh_enable+0x94/0xa0 [ 54.546588] [<ffffffff816afa71>] ip6_finish_output2+0x161/0x480 [ 54.552600] [<ffffffff816e79df>] ? ipv6_select_ident+0xef/0x120 [ 54.558611] [<ffffffff816b223e>] ip6_fragment+0x78e/0xa60 [ 54.564101] [<ffffffff816af910>] ? ip6_flush_pending_frames+0xb0/0xb0 [ 54.570633] [<ffffffff816b2591>] ip6_finish_output+0x81/0xc0 [ 54.576384] [<ffffffff816b260c>] ip6_output+0x3c/0xb0 [ 54.581526] [<ffffffff816e7ab5>] ip6_local_out+0x25/0x30 [ 54.586931] [<ffffffff816af6eb>] ip6_push_pending_frames+0x32b/0x4a0 [ 54.593374] [<ffffffff816b0f24>] ? ip6_append_data+0xbc4/0xf70 [ 54.599299] [<ffffffff816c9b49>] udp_v6_push_pending_frames+0x129/0x3d0 [ 54.606004] [<ffffffff816ca786>] udpv6_sendmsg+0x726/0xb10 [ 54.611581] [<ffffffff81683034>] inet_sendmsg+0x64/0xb0 [ 54.616900] [<ffffffff81325757>] ? apparmor_socket_sendmsg+0x17/0x20 [ 54.623343] [<ffffffff815fe63b>] sock_sendmsg+0x8b/0xc0 [ 54.628660] [<ffffffff8160044c>] ? sk_setup_caps+0x2c/0xd0 [ 54.634237] [<ffffffff815fe7e1>] SYSC_sendto+0x121/0x1c0 [ 54.639641] [<ffffffff8109be94>] ? vtime_account_user+0x54/0x60 [ 54.645652] [<ffffffff81020e05>] ? syscall_trace_enter+0x145/0x250 [ 54.651922] [<ffffffff815ff2fe>] SyS_sendto+0xe/0x10 [ 54.656978] [<ffffffff81720d3f>] tracesys+0xe1/0xe6 [ 54.661947] Code: ff ff e9 cb fe ff ff b8 f4 ff ff ff e9 5b ff ff ff 48 89 d7 48 89 55 c8 e8 3e c6 b4 ff 84 c0 48 8b 55 c8 75 a1 eb 9b 0f 1f 40 00 <0f> 0b [ 54.681982] RIP [<ffffffff81607e40>] pskb_expand_head+0x230/0x280 [ 54.688191] RSP <ffff88012fc83840> [ 54.691818] ---[ end trace abb30f8dbe108be8 ]--- [ 54.696460] Kernel panic - not syncing: Fatal exception in interrupt [ 54.702826] Rebooting in 1 seconds.. [ 55.714068] ACPI MEMORY or I/O RESET_REG. Reverted to the 3.2 kernel for now. I'll try 3.8 and 3.5 once I'm done with a few meetings (need reliable internet for a while). -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1251946 Title: Network related kernel panic on Atom 64bit system using saucy backport stack on precise To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1251946/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
