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Message #128061
[Bug 1477777] Re: BUG: unable to handle kernel
** 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-mm@xxxxxxxxx.
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-mm@xxxxxxxxx.
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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References