Please look at the latest files that are uploaded. apport-collect 1439394 was run after the issue had occurred in that instance. 


scopyarea ghash_clmulni_intel sysfillrect sysimgblt ttm aesni_intel drm_kms_helper aes_x86_64 lrw gf128mul glue_helper ablk_helper drm cryptd psmouse floppy pata_acpi [last unloaded: kvm_intel]
[ 1860.158716] CPU: 5 PID: 5658 Comm: swift-object-au Not tainted 3.13.0-48-generic #80-Ubuntu
[ 1860.158718] Hardware name: OpenStack Foundation OpenStack Nova, BIOS Bochs 01/01/2011
[ 1860.158721] task: ffff880082fa6000 ti: ffff880078fba000 task.ti: ffff880078fba000
[ 1860.158723] RIP: 0010:[<ffffffff813708d5>]  [<ffffffff813708d5>] copy_page_rep+0x5/0x10
[ 1860.158732] RSP: 0000:ffff880078fbbcf8  EFLAGS: 00010286
[ 1860.158734] RAX: 000000006d41b000 RBX: ffffffff81fa46a0 RCX: 0000000000000200
[ 1860.158736] RDX: ffff880082fa6000 RSI: ffff8801bce82000 RDI: ffff88006d41b000
[ 1860.158738] RBP: ffff880078fbbd70 R08: 0000000000000001 R09: 00000000fffffff7
[ 1860.158739] R10: ffff880271df9780 R11: ffff880271df9828 R12: ffff880082fa6000
[ 1860.158741] R13: 0000000000000000 R14: ffffea0001b6fec0 R15: ffff88026780cc00
[ 1860.158743] FS:  00007fa1cf7ef740(0000) GS:ffff880271b40000(0000) knlGS:0000000000000000
[ 1860.158745] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1860.158747] CR2: 00000000029a0fd8 CR3: 0000000082e3a000 CR4: 00000000000407e0
[ 1860.158757] Stack:
[ 1860.158758]  ffffffff81177a01 ffffea0001e35070 800000006dbfb867 00000000029d6000
[ 1860.158762]  ffff880078d41d00 ffff8801bdd4dc00 ffffffff000000a8 0000000000000127
[ 1860.158765]  0000000000527000 ffffea0009c56b80 00000000029a0fd8 ffff880078fbc0a0
[ 1860.158768] Call Trace:
[ 1860.158776]  [<ffffffff81177a01>] ? do_wp_page+0x121/0x7c0
[ 1860.158780]  [<ffffffff8117a10c>] handle_mm_fault+0x65c/0xf10
[ 1860.158787]  [<ffffffff8172d534>] __do_page_fault+0x184/0x560
[ 1860.158790]  [<ffffffff8172d92a>] ? do_page_fault+0x1a/0x70
[ 1860.158793]  [<ffffffff8172cfa9>] ? do_async_page_fault+0x29/0xe0
[ 1860.158797]  [<ffffffff81729d98>] ? async_page_fault+0x28/0x30
[ 1860.158800]  [<ffffffff8172d92a>] do_page_fault+0x1a/0x70
[ 1860.158803]  [<ffffffff8172cfa9>] do_async_page_fault+0x29/0xe0
[ 1860.158806]  [<ffffffff81729d98>] async_page_fault+0x28/0x30
[ 1860.158808] Code: 90 90 90 90 90 90 9c fa 65 48 3b 06 75 14 65 48 3b 56 08 75 0d 65 48 89 1e 65 48 89 4e 08 9d b0 01 c3 9d 30 c0 c3 b9 00 02 00 00 <f3> 48 a5 c3 0f 1f 80 00 00 00 00 eb ee 66 66 66 90 66 66 66 90 
[ 1860.175004] BUG: soft lockup - CPU#0 stuck for 47s! [curl:5655]
[ 1860.177011] Modules linked in: dm_multipath scsi_dh xfs cmac rmd160 crypto_null xfrm_user ah6 ah4 esp6 esp4 xfrm4_mode_beet xfrm4_tunnel tunnel4 xfrm4_mode_tunnel xfrm4_mode_transport xfrm6_mode_transport xfrm6_mode_ro xfrm6_mode_beet xfrm6_mode_tunnel ipcomp ipcomp6 xfrm6_tunnel tunnel6 xfrm_ipcomp af_key xfrm_algo camellia_generic camellia_aesni_avx_x86_64 camellia_x86_64 cast6_avx_x86_64 cast6_generic cast5_avx_x86_64 cast5_generic cast_common deflate cts ctr gcm ccm serpent_avx_x86_64 serpent_sse2_x86_64 serpent_generic blowfish_generic blowfish_x86_64 blowfish_common twofish_generic twofish_avx_x86_64 twofish_x86_64_3way xts twofish_x86_64 twofish_common xcbc sha256_ssse3 sha512_ssse3 des_generic iptable_nat nf_nat_ipv4 nf_nat ebtable_nat ebtables kvm_intel openvswitch gre vxlan ip_tunnel libcrc32c nf_conntrack_netlink nfnetlink ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 ip6table_filter ip6_tables ipt_REJECT xt_LOG xt_limit xt_tcpudp nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack iptable_filter ip_tables x_tables ib_iser rdma_cm iw_cm ib_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi dm_crypt joydev i2c_piix4 kvm serio_raw pvpanic mac_hid hid_generic usbhid hid crct10dif_pclmul crc32_pclmul syscopyarea ghash_clmulni_intel sysfillrect sysimgblt ttm aesni_intel drm_kms_helper aes_x86_64 lrw gf128mul glue_helper ablk_helper drm cryptd psmouse floppy pata_acpi [last unloaded: kvm_intel]
[ 1860.177011] CPU: 0 PID: 5655 Comm: curl Not tainted 3.13.0-48-generic #80-Ubuntu
[ 1860.177011] Hardware name: OpenStack Foundation OpenStack Nova, BIOS Bochs 01/01/2011
[ 1860.177011] task: ffff88026292b000 ti: ffff8801bf3a0000 task.ti: ffff8801bf3a0000
[ 1860.177011] RIP: 0010:[<ffffffff813708d5>]  [<ffffffff813708d5>] copy_page_rep+0x5/0x10
[ 1860.177011] RSP: 0000:ffff8801bf3a1cf0  EFLAGS: 00010286
[ 1860.177011] RAX: 000000006d400000 RBX: ffffffff8114f0be RCX: 0000000000000200
[ 1860.177011] RDX: 00000000000000a9 RSI: ffff8800356f2000 RDI: ffff88006d400000
[ 1860.177011] RBP: ffff8801bf3a1d70 R08: 0000000000000001 R09: ffffea0000d5bc9c
[ 1860.177011] R10: 000000000000001e R11: 0000000000000000 R12: ffffffff8136929e
[ 1860.177011] R13: ffff8801bf3a1c68 R14: 0000000000000000 R15: ffff880082dc7e78
[ 1860.177011] FS:  00007f363b190780(0000) GS:ffff880271a00000(0000) knlGS:0000000000000000
[ 1860.177011] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1860.177011] CR2: 00007f3639ed8008 CR3: 000000025f500000 CR4: 00000000000407f0
[ 1860.177011] Stack:
[ 1860.177011]  ffffffff81176111 ffff880087715448 ffffea00021dc570 000000006db3f867
[ 1860.177011]  0000000000000200 ffff88025e5e7800 0000000100000000 ffffffff000000a9
[ 1860.177011]  000000000000005c 00007f3639ed8000 ffffea0000d5bc80 00007f3639ed8008
[ 1860.177011] Call Trace:
[ 1860.177011]  [<ffffffff81176111>] ? __do_fault+0x3f1/0x530
[ 1860.177011]  [<ffffffff81179f32>] handle_mm_fault+0x482/0xf10
[ 1860.177011]  [<ffffffff8172d534>] __do_page_fault+0x184/0x560
[ 1860.177011]  [<ffffffff811826f5>] ? change_protection+0x65/0xb0
[ 1860.177011]  [<ffffffff81182891>] ? mprotect_fixup+0x151/0x290
[ 1860.177011]  [<ffffffff8172d92a>] do_page_fault+0x1a/0x70
[ 1860.177011]  [<ffffffff8172cfa9>] do_async_page_fault+0x29/0xe0
[ 1860.177011]  [<ffffffff81729d98>] async_page_fault+0x28/0x30