** Description changed:

  Hi,
  
  My kernel crashed and info is below.
  
- [25760.753361] BUG: unable to handle kernel 2015-07-24 03:53:29.421496449 
NULL pointer dereference2015-07-24 03:53:29.421510875  at 0000000000000018
- [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
- [25760.753851] PGD 0 2015-07-24 03:53:29.421717295
- [#1] 2015-07-24 03:53:29.421844433 SMP 2015-07-24 03:53:29.421867663
- [25760.754030] Modules linked in:2015-07-24 03:53:29.421928058  
netconsole2015-07-24 03:53:29.421941022  configfs2015-07-24 03:53:29.421974744  
iptable_nat2015-07-24 03:53:29.421988547  nf_nat_ipv42015-07-24 
03:53:29.42203207  xt_addrtype2015-07-24 03:53:29.422045787  nf_nat2015-07-24 
03:53:29.422177484  bridge2015-07-24 03:53:29.422196921  stp2015-07-24 
03:53:29.422226197  llc2015-07-24 03:53:29.422248477  aufs2015-07-24 
03:53:29.422260813  veth2015-07-24 03:53:29.422315469  
ip6table_filter2015-07-24 03:53:29.422329062  ip6_tables2015-07-24 
03:53:29.422340752  iptable_filter2015-07-24 03:53:29.422366745  
ip_tables2015-07-24 03:53:29.422379694  x_tables2015-07-24 03:53:29.422434807  
openvswitch2015-07-24 03:53:29.422449217  vxlan2015-07-24 03:53:29.42246116  
ip_tunnel2015-07-24 03:53:29.422488146  gre2015-07-24 03:53:29.422500696  
libcrc32c2015-07-24 03:53:29.422536805  deflate2015-07-24 03:53:29.422550595  
ctr2015-07-24 03:53:29.422572155  twofish_generic2015-07-24 03:53:29.422593194  
twofish_avx_x86_642015-07-24 03:53:29.422685793  twofish_x86_64_3way2015-07-24 
03:53:29.422704576  twofish_x86_642015-07-24 03:53:29.422736775  
twofish_common2015-07-24 03:53:29.422805674  camellia_generic2015-07-24 
03:53:29.422878816  camellia_aesni_avx_x86_642015-07-24 03:53:29.422915936  
camellia_x86_642015-07-24 03:53:29.422980015  serpent_avx_x86_642015-07-24 
03:53:29.423032627  serpent_sse2_x86_642015-07-24 03:53:29.423101163  
glue_helper2015-07-24 03:53:29.423117616  lrw2015-07-24 03:53:29.423157679  
serpent_generic2015-07-24 03:53:29.423181308  xts2015-07-24 03:53:29.423214701  
gf128mul2015-07-24 03:53:29.423227944  blowfish_generic2015-07-24 
03:53:29.423282073  blowfish_x86_642015-07-24 03:53:29.423338509  
blowfish_common2015-07-24 03:53:29.423373632  cast5_avx_x86_642015-07-24 
03:53:29.423414211  ablk_helper2015-07-24 03:53:29.423435534  cryptd2015-07-24 
03:53:29.42346646  cast5_generic2015-07-24 03:53:29.423526046  
cast_common2015-07-24 03:53:29.423656157  des_generic2015-07-24 
03:53:29.42368249  cmac2015-07-24 03:53:29.423695653  xcbc2015-07-24 
03:53:29.42370727  rmd1602015-07-24 03:53:29.423733509  crypto_null2015-07-24 
03:53:29.423758142  af_key2015-07-24 03:53:29.423779625  xfrm_algo2015-07-24 
03:53:29.423802565  nf_conntrack_ipv42015-07-24 03:53:29.423827278  
nf_conntrack2015-07-24 03:53:29.423859661  nf_defrag_ipv42015-07-24 
03:53:29.423872301  sb_edac2015-07-24 03:53:29.423957176  joydev2015-07-24 
03:53:29.423971782  dcdbas2015-07-24 03:53:29.423992772  mei_me2015-07-24 
03:53:29.424005362  gpio_ich2015-07-24 03:53:29.424024788  
acpi_power_meter2015-07-24 03:53:29.424072874  bonding2015-07-24 
03:53:29.424085757  mei2015-07-24 03:53:29.424107953  edac_core2015-07-24 
03:53:29.424139746  hid_generic2015-07-24 03:53:29.424162213  shpchp2015-07-24 
03:53:29.424181482  lpc_ich2015-07-24 03:53:29.424217735  mac_hid2015-07-24 
03:53:29.424243708  wmi2015-07-24 03:53:29.424277794  ipmi_si2015-07-24 
03:53:29.424299707  lp2015-07-24 03:53:29.424311717  parport2015-07-24 
03:53:29.42433064  ses2015-07-24 03:53:29.424417235  enclosure2015-07-24 
03:53:29.424485911  usbhid2015-07-24 03:53:29.42451802  hid2015-07-24 
03:53:29.424529083  tg32015-07-24 03:53:29.424539926  ptp2015-07-24 
03:53:29.424565003  megaraid_sas2015-07-24 03:53:29.424576699  
pps_core2015-07-24 03:53:29.424587546
+ 
+ [25760.753361] BUG: unable to handle kernel NULL pointer dereference at 
0000000000000018
+ [25760.753632] IP: [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
+ [25760.753851] PGD 0 
+ [25760.753918] Oops: 0000 [#1] SMP 
+ [25760.754030] Modules linked in: netconsole configfs iptable_nat nf_nat_ipv4 
xt_addrtype nf_nat bridge stp llc aufs veth ip6table_filter ip6_tables 
iptable_filter ip_tables x_tables openvswitch vxlan ip_tunnel gre libcrc32c 
deflate ctr twofish_generic twofish_avx_x86_64 twofish_x86_64_3way 
twofish_x86_64 twofish_common camellia_generic camellia_aesni_avx_x86_64 
camellia_x86_64 serpent_avx_x86_64 serpent_sse2_x86_64 glue_helper lrw 
serpent_generic xts gf128mul blowfish_generic blowfish_x86_64 blowfish_common 
cast5_avx_x86_64 ablk_helper cryptd cast5_generic cast_common des_generic cmac 
xcbc rmd160 crypto_null af_key xfrm_algo nf_conntrack_ipv4 nf_conntrack 
nf_defrag_ipv4 sb_edac joydev dcdbas mei_me gpio_ich acpi_power_meter bonding 
mei edac_core hid_generic shpchp lpc_ich mac_hid wmi ipmi_si lp parport ses 
enclosure usbhid hid tg3 ptp megaraid_sas pps_core
  [25760.756742] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G        W     
3.13.0-55-generic #92~precise1-Ubuntu
  [25760.757045] Hardware name: Dell Inc. PowerEdge R720xd/0DCWD1, BIOS 2.1.2 
09/19/2013
  [25760.757290] task: ffff880bfcf53000 ti: ffff880bfcf7c000 task.ti: 
ffff880bfcf7c000
- [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
+ [25760.757527] RIP: 0010:[<ffffffff81077548>]  [<ffffffff81077548>] 
__next_timer_interrupt+0xd8/0x170
  [25760.757818] RSP: 0018:ffff88180f203e18  EFLAGS: 00010082
  [25760.757986] RAX: 0000000100612d10 RBX: 000000000100612d RCX: 
0000000100612de0
  [25760.758213] RDX: 0000000000000000 RSI: ffff8817fcf792f8 RDI: 
000000000000002d
  [25760.758439] RBP: ffff88180f203e48 R08: 0000000000000001 R09: 
000000000000002d
  [25760.758666] R10: ffff8817fcf79028 R11: 0000000000000000 R12: 
0000000000000040
  [25760.758892] R13: 0000000140612cbf R14: ffff8817fcf78000 R15: 
0000000000d34c68
  [25760.759122] FS:  0000000000000000(0000) GS:ffff88180f200000(0000) 
knlGS:0000000000000000
  [25760.759380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  [25760.759562] CR2: 0000000000000018 CR3: 0000000001c0d000 CR4: 
00000000000407e0
  [25760.759788] Stack:
- [25760.759850]  ffff8817fcf790282015-07-24 03:53:29.427728223  
ffff8817fcf794282015-07-24 03:53:29.427799788  ffff8817fcf798282015-07-24 
03:53:29.427843864  ffff8817fcf79c282015-07-24 03:53:29.42785587
- [25760.760101]  0000000100612cc02015-07-24 03:53:29.427982257  
0000000100612cc02015-07-24 03:53:29.428015313  ffff88180f203e982015-07-24 
03:53:29.428223809  ffffffff8107a1d22015-07-24 03:53:29.428265828
- [25760.760352]  00000000000002862015-07-24 03:53:29.428290114  
00000000000002862015-07-24 03:53:29.428331666  ffff88180f203e982015-07-24 
03:53:29.428344896  00000000000002862015-07-24 03:53:29.428355792
+ [25760.759850]  ffff8817fcf79028 ffff8817fcf79428 ffff8817fcf79828 
ffff8817fcf79c28
+ [25760.760101]  0000000100612cc0 0000000100612cc0 ffff88180f203e98 
ffffffff8107a1d2
+ [25760.760352]  0000000000000286 0000000000000286 ffff88180f203e98 
0000000000000286
  [25760.760599] Call Trace:
- [25760.760674]  <IRQ> 2015-07-24 03:53:29.42861423
- [<ffffffff8107a1d2>] get_next_timer_interrupt+0xa2/0x130
- [<ffffffff810dcc2d>] tick_nohz_stop_sched_tick+0x1fd/0x360
- [<ffffffff810dce1a>] __tick_nohz_idle_enter+0x8a/0xc0
- [<ffffffff810dd188>] tick_nohz_irq_exit+0xb8/0xd0
- [<ffffffff810708d5>] irq_exit+0xd5/0x140
- [<ffffffff817721ba>] smp_apic_timer_interrupt+0x4a/0x60
- [<ffffffff81770b1d>] apic_timer_interrupt+0x6d/0x80
- [25760.820435]  <EOI> 2015-07-24 03:53:29.496805763
- [<ffffffff815fee9e>] ? cpuidle_enter_state+0x5e/0xe0
- [<ffffffff815fee97>] ? cpuidle_enter_state+0x57/0xe0
- [<ffffffff815fefe0>] cpuidle_idle_call+0xc0/0x210
- [<ffffffff8101e9de>] arch_cpu_idle+0xe/0x30
- [<ffffffff810c3ff8>] cpu_idle_loop+0x78/0x270
- [<ffffffff810d9bc2>] ? clockevents_register_device+0xe2/0x140
- [<ffffffff810c425b>] cpu_startup_entry+0x6b/0x70
- [<ffffffff8104478d>] start_secondary+0xcd/0xd0
- [25760.897537] Code: 2015-07-24 03:53:29.56585869 7d 2015-07-24 
03:53:29.565869864 e8 2015-07-24 03:53:29.565880257 48 2015-07-24 
03:53:29.565891117 89 2015-07-24 03:53:29.565901723 55 2015-07-24 
03:53:29.565911763 e0 2015-07-24 03:53:29.56592229 41 2015-07-24 
03:53:29.56593269 89 2015-07-24 03:53:29.565943163 d9 2015-07-24 
03:53:29.565953603 41 2015-07-24 03:53:29.565964266 83 2015-07-24 
03:53:29.56597489 e1 2015-07-24 03:53:29.565985529 3f 2015-07-24 
03:53:29.565996566 44 2015-07-24 03:53:29.566006936 89 2015-07-24 
03:53:29.566016933 cf 2015-07-24 03:53:29.566026959 0f 2015-07-24 
03:53:29.566037416 1f 2015-07-24 03:53:29.566047582 00 2015-07-24 
03:53:29.566057699 48 2015-07-24 03:53:29.566067735 63 2015-07-24 
03:53:29.566077819 f7 2015-07-24 03:53:29.566088005 48 2015-07-24 
03:53:29.566098512 c1 2015-07-24 03:53:29.566108688 e6 2015-07-24 
03:53:29.566118588 04 2015-07-24 03:53:29.566128745 4c 2015-07-24 
03:53:29.566138788 01 2015-07-24 03:53:29.566148988 d6 2015-07-24 
03:53:29.566185034 48 2015-07-24 03:53:29.566196794 8b 2015-07-24 
03:53:29.566207184 16 2015-07-24 03:53:29.566217588 48 2015-07-24 
03:53:29.566227964 39 2015-07-24 03:53:29.566238094 f2 2015-07-24 
03:53:29.574697326 74 2015-07-24 03:53:29.574750816 25 2015-07-24 
03:53:29.574763986 66 2015-07-24 03:53:29.574774652 0f 2015-07-24 
03:53:29.574785169 1f 2015-07-24 03:53:29.574795522 44 2015-07-24 
03:53:29.574805725 00 2015-07-24 03:53:29.574816269 00 2015-07-24 
03:53:29.574826482 <f6> 2015-07-24 03:53:29.574836802 42 2015-07-24 
03:53:29.574847128 18 2015-07-24 03:53:29.574857918 01 2015-07-24 
03:53:29.574867908 75 2015-07-24 03:53:29.574878075 11 2015-07-24 
03:53:29.574888628 48 2015-07-24 03:53:29.574898871 8b 2015-07-24 
03:53:29.574909208 4a 2015-07-24 03:53:29.574919681 10 2015-07-24 
03:53:29.574929748 41 2015-07-24 03:53:29.574954017 b8 2015-07-24 
03:53:29.574964434 01 2015-07-24 03:53:29.574974587 00 2015-07-24 
03:53:29.574984944 00 2015-07-24 03:53:29.57499511 00 2015-07-24 
03:53:29.575005537 48 2015-07-24 03:53:29.575046937 39 2015-07-24 
03:53:29.575059163 c1 2015-07-24 03:53:29.575069713 48 2015-07-24 
03:53:29.575079943 0f 2015-07-24 03:53:29.583464952
- [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
+ [25760.760674]  <IRQ> 
+ [25760.760740]  [<ffffffff8107a1d2>] get_next_timer_interrupt+0xa2/0x130
+ [25760.769261]  [<ffffffff810dcc2d>] tick_nohz_stop_sched_tick+0x1fd/0x360
+ [25760.777814]  [<ffffffff810dce1a>] __tick_nohz_idle_enter+0x8a/0xc0
+ [25760.786416]  [<ffffffff810dd188>] tick_nohz_irq_exit+0xb8/0xd0
+ [25760.794945]  [<ffffffff810708d5>] irq_exit+0xd5/0x140
+ [25760.803388]  [<ffffffff817721ba>] smp_apic_timer_interrupt+0x4a/0x60
+ [25760.811884]  [<ffffffff81770b1d>] apic_timer_interrupt+0x6d/0x80
+ [25760.820435]  <EOI> 
+ [25760.820500]  [<ffffffff815fee9e>] ? cpuidle_enter_state+0x5e/0xe0
+ [25760.837628]  [<ffffffff815fee97>] ? cpuidle_enter_state+0x57/0xe0
+ [25760.846169]  [<ffffffff815fefe0>] cpuidle_idle_call+0xc0/0x210
+ [25760.854718]  [<ffffffff8101e9de>] arch_cpu_idle+0xe/0x30
+ [25760.863220]  [<ffffffff810c3ff8>] cpu_idle_loop+0x78/0x270
+ [25760.871727]  [<ffffffff810d9bc2>] ? clockevents_register_device+0xe2/0x140
+ [25760.880329]  [<ffffffff810c425b>] cpu_startup_entry+0x6b/0x70
+ [25760.888946]  [<ffffffff8104478d>] start_secondary+0xcd/0xd0
+ [25760.897537] Code: 7d e8 48 89 55 e0 41 89 d9 41 83 e1 3f 44 89 cf 0f 1f 00 
48 63 f7 48 c1 e6 04 4c 01 d6 48 8b 16 48 39 f2 74 25 66 0f 1f 44 00 00 <f6> 42 
18 01 75 11 48 8b 4a 10 41 b8 01 00 00 00 48 39 c1 48 0f 
+ [25760.915546] RIP  [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
  [25760.924368]  RSP <ffff88180f203e18>
  [25760.933187] CR2: 0000000000000018
+ [ 6379.889801] usb 2-1.2: device descriptor read/64, error -32
+ [ 6380.065543] usb 2-1.2: device descriptor read/64, error -32
+ [ 6380.313432] usb 2-1.2: device descriptor read/64, error -32
+ [ 6380.489380] usb 2-1.2: device descriptor read/64, error -32
+ [ 6381.072960] usb 2-1.2: device not accepting address 9, error -32
+ [ 6381.556736] usb 2-1.2: device not accepting address 10, error -32
+ [ 6381.557086] hub 2-1:1.0: unable to enumerate USB device on port 2
+ [ 6785.185130] ICMPv6: process `sysctl' is using deprecated sysctl (syscall) 
net.ipv6.neigh.bond0.base_reachable_time - use 
net.ipv6.neigh.bond0.base_reachable_time_ms instead
+ [ 6785.198908] nr_pdflush_threads exported in /proc is scheduled for removal
+ [ 6785.199372] sysctl: The scan_unevictable_pages sysctl/node-interface has 
been disabled for lack of a legitimate use case.  If you have one, please send 
an email to linux...@kvack.org.
  
  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.13.0-55-generic 3.13.0-55.92~precise1
  ProcVersionSignature: Ubuntu 3.13.0-55.92~precise1-generic 3.13.11-ckt20
  Uname: Linux 3.13.0-55-generic x86_64
  ApportVersion: 2.0.1-0ubuntu5
  Architecture: amd64
  Date: Fri Jul 24 06:10:30 2015
  InstallationMedia: Ubuntu-Server 12.04 LTS "Precise Pangolin" - Release amd64 
(20120424.1)
  ProcEnviron:
-  TERM=xterm-256color
-  LANG=en_US.UTF-8
-  SHELL=/bin/bash
+  TERM=xterm-256color
+  LANG=en_US.UTF-8
+  SHELL=/bin/bash
  SourcePackage: linux-lts-trusty
  UpgradeStatus: No upgrade log present (probably fresh install)

-- 
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https://bugs.launchpad.net/bugs/1477777

Title:
  BUG: unable to handle kernel

Status in linux-lts-trusty package in Ubuntu:
  New

Bug description:
  Hi,

  My kernel crashed and info is below.

  
  [25760.753361] BUG: unable to handle kernel NULL pointer dereference at 
0000000000000018
  [25760.753632] IP: [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
  [25760.753851] PGD 0 
  [25760.753918] Oops: 0000 [#1] SMP 
  [25760.754030] Modules linked in: netconsole configfs iptable_nat nf_nat_ipv4 
xt_addrtype nf_nat bridge stp llc aufs veth ip6table_filter ip6_tables 
iptable_filter ip_tables x_tables openvswitch vxlan ip_tunnel gre libcrc32c 
deflate ctr twofish_generic twofish_avx_x86_64 twofish_x86_64_3way 
twofish_x86_64 twofish_common camellia_generic camellia_aesni_avx_x86_64 
camellia_x86_64 serpent_avx_x86_64 serpent_sse2_x86_64 glue_helper lrw 
serpent_generic xts gf128mul blowfish_generic blowfish_x86_64 blowfish_common 
cast5_avx_x86_64 ablk_helper cryptd cast5_generic cast_common des_generic cmac 
xcbc rmd160 crypto_null af_key xfrm_algo nf_conntrack_ipv4 nf_conntrack 
nf_defrag_ipv4 sb_edac joydev dcdbas mei_me gpio_ich acpi_power_meter bonding 
mei edac_core hid_generic shpchp lpc_ich mac_hid wmi ipmi_si lp parport ses 
enclosure usbhid hid tg3 ptp megaraid_sas pps_core
  [25760.756742] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G        W     
3.13.0-55-generic #92~precise1-Ubuntu
  [25760.757045] Hardware name: Dell Inc. PowerEdge R720xd/0DCWD1, BIOS 2.1.2 
09/19/2013
  [25760.757290] task: ffff880bfcf53000 ti: ffff880bfcf7c000 task.ti: 
ffff880bfcf7c000
  [25760.757527] RIP: 0010:[<ffffffff81077548>]  [<ffffffff81077548>] 
__next_timer_interrupt+0xd8/0x170
  [25760.757818] RSP: 0018:ffff88180f203e18  EFLAGS: 00010082
  [25760.757986] RAX: 0000000100612d10 RBX: 000000000100612d RCX: 
0000000100612de0
  [25760.758213] RDX: 0000000000000000 RSI: ffff8817fcf792f8 RDI: 
000000000000002d
  [25760.758439] RBP: ffff88180f203e48 R08: 0000000000000001 R09: 
000000000000002d
  [25760.758666] R10: ffff8817fcf79028 R11: 0000000000000000 R12: 
0000000000000040
  [25760.758892] R13: 0000000140612cbf R14: ffff8817fcf78000 R15: 
0000000000d34c68
  [25760.759122] FS:  0000000000000000(0000) GS:ffff88180f200000(0000) 
knlGS:0000000000000000
  [25760.759380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  [25760.759562] CR2: 0000000000000018 CR3: 0000000001c0d000 CR4: 
00000000000407e0
  [25760.759788] Stack:
  [25760.759850]  ffff8817fcf79028 ffff8817fcf79428 ffff8817fcf79828 
ffff8817fcf79c28
  [25760.760101]  0000000100612cc0 0000000100612cc0 ffff88180f203e98 
ffffffff8107a1d2
  [25760.760352]  0000000000000286 0000000000000286 ffff88180f203e98 
0000000000000286
  [25760.760599] Call Trace:
  [25760.760674]  <IRQ> 
  [25760.760740]  [<ffffffff8107a1d2>] get_next_timer_interrupt+0xa2/0x130
  [25760.769261]  [<ffffffff810dcc2d>] tick_nohz_stop_sched_tick+0x1fd/0x360
  [25760.777814]  [<ffffffff810dce1a>] __tick_nohz_idle_enter+0x8a/0xc0
  [25760.786416]  [<ffffffff810dd188>] tick_nohz_irq_exit+0xb8/0xd0
  [25760.794945]  [<ffffffff810708d5>] irq_exit+0xd5/0x140
  [25760.803388]  [<ffffffff817721ba>] smp_apic_timer_interrupt+0x4a/0x60
  [25760.811884]  [<ffffffff81770b1d>] apic_timer_interrupt+0x6d/0x80
  [25760.820435]  <EOI> 
  [25760.820500]  [<ffffffff815fee9e>] ? cpuidle_enter_state+0x5e/0xe0
  [25760.837628]  [<ffffffff815fee97>] ? cpuidle_enter_state+0x57/0xe0
  [25760.846169]  [<ffffffff815fefe0>] cpuidle_idle_call+0xc0/0x210
  [25760.854718]  [<ffffffff8101e9de>] arch_cpu_idle+0xe/0x30
  [25760.863220]  [<ffffffff810c3ff8>] cpu_idle_loop+0x78/0x270
  [25760.871727]  [<ffffffff810d9bc2>] ? clockevents_register_device+0xe2/0x140
  [25760.880329]  [<ffffffff810c425b>] cpu_startup_entry+0x6b/0x70
  [25760.888946]  [<ffffffff8104478d>] start_secondary+0xcd/0xd0
  [25760.897537] Code: 7d e8 48 89 55 e0 41 89 d9 41 83 e1 3f 44 89 cf 0f 1f 00 
48 63 f7 48 c1 e6 04 4c 01 d6 48 8b 16 48 39 f2 74 25 66 0f 1f 44 00 00 <f6> 42 
18 01 75 11 48 8b 4a 10 41 b8 01 00 00 00 48 39 c1 48 0f 
  [25760.915546] RIP  [<ffffffff81077548>] __next_timer_interrupt+0xd8/0x170
  [25760.924368]  RSP <ffff88180f203e18>
  [25760.933187] CR2: 0000000000000018
  [ 6379.889801] usb 2-1.2: device descriptor read/64, error -32
  [ 6380.065543] usb 2-1.2: device descriptor read/64, error -32
  [ 6380.313432] usb 2-1.2: device descriptor read/64, error -32
  [ 6380.489380] usb 2-1.2: device descriptor read/64, error -32
  [ 6381.072960] usb 2-1.2: device not accepting address 9, error -32
  [ 6381.556736] usb 2-1.2: device not accepting address 10, error -32
  [ 6381.557086] hub 2-1:1.0: unable to enumerate USB device on port 2
  [ 6785.185130] ICMPv6: process `sysctl' is using deprecated sysctl (syscall) 
net.ipv6.neigh.bond0.base_reachable_time - use 
net.ipv6.neigh.bond0.base_reachable_time_ms instead
  [ 6785.198908] nr_pdflush_threads exported in /proc is scheduled for removal
  [ 6785.199372] sysctl: The scan_unevictable_pages sysctl/node-interface has 
been disabled for lack of a legitimate use case.  If you have one, please send 
an email to linux...@kvack.org.

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.13.0-55-generic 3.13.0-55.92~precise1
  ProcVersionSignature: Ubuntu 3.13.0-55.92~precise1-generic 3.13.11-ckt20
  Uname: Linux 3.13.0-55-generic x86_64
  ApportVersion: 2.0.1-0ubuntu5
  Architecture: amd64
  Date: Fri Jul 24 06:10:30 2015
  InstallationMedia: Ubuntu-Server 12.04 LTS "Precise Pangolin" - Release amd64 
(20120424.1)
  ProcEnviron:
   TERM=xterm-256color
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-lts-trusty
  UpgradeStatus: No upgrade log present (probably fresh install)

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