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[Bug 1358558] Missing required logs.

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Brad Figg <brad.figg@xxxxxxxxxxxxx>
Date: Tue, 19 Aug 2014 02:00:08 -0000
Reply-to: Bug 1358558 <1358558@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1358558

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

** Tags added: trusty

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https://bugs.launchpad.net/bugs/1358558

Title:
  kernel crash can't  handler kernel paging request

Status in “linux” package in Ubuntu:
  Incomplete

Bug description:
  
  Using ubuntu12.04 test this two kernel:

  With kernel 3.16

  Aug 18 22:16:45 engine kernel: [ 5357.512252] BUG: unable to handle kernel paging request at ffffebe000080000
  Aug 18 22:16:45 engine kernel: [ 5357.512817] IP: [<ffffffff811928d2>] list_lru_del+0x52/0x100
  Aug 18 22:16:45 engine kernel: [ 5357.513268] PGD 0 
  Aug 18 22:16:45 engine kernel: [ 5357.513428] Oops: 0000 [#1] SMP 
  Aug 18 22:16:45 engine kernel: [ 5357.513692] Modules linked in: rfcomm bnep bluetooth 6lowpan_iphc parport_pc ppdev binfmt_misc xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_state ip6table_filter ip6_tables snd_hda_codec_realtek snd_hda_codec_hdmi snd_hda_codec_generic nf_conntrack_netbios_ns nf_conntrack_broadcast snd_hda_intel snd_hda_controller nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack snd_hda_codec iptable_filter ip_tables x_tables snd_hwdep snd_pcm snd_seq_midi i915 snd_rawmidi snd_seq_midi_event snd_seq snd_timer drm_kms_helper snd_seq_device lpc_ich mei_me drm psmouse snd mei soundcore serio_raw i2c_algo_bit shpchp mac_hid video dcdbas lp parport hid_generic e1000e usbhid ahci hid libahci ptp pps_core
  Aug 18 22:16:45 engine kernel: [ 5357.519692] CPU: 0 PID: 31950 Comm: python Not tainted 3.16.0-031600-generic #201408031935
  Aug 18 22:16:45 engine kernel: [ 5357.520353] Hardware name: Dell Inc. OptiPlex 9020/0DNKMN, BIOS A07 04/25/2014
  Aug 18 22:16:45 engine kernel: [ 5357.520928] task: ffff88020c5ac6e0 ti: ffff8801da884000 task.ti: ffff8801da884000
  Aug 18 22:16:45 engine kernel: [ 5357.521525] RIP: 0010:[<ffffffff811928d2>]  [<ffffffff811928d2>] list_lru_del+0x52/0x100
  Aug 18 22:16:45 engine kernel: [ 5357.522179] RSP: 0018:ffff8801da887958  EFLAGS: 00010006
  Aug 18 22:16:45 engine kernel: [ 5357.522602] RAX: 000001e000080000 RBX: ffff8800584615c0 RCX: 0000000002000000
  Aug 18 22:16:45 engine kernel: [ 5357.523171] RDX: ffffea0000000000 RSI: 0000000002000018 RDI: ffffffff81f7d2c0
  Aug 18 22:16:45 engine kernel: [ 5357.523740] RBP: ffff8801da887978 R08: 00000000030ff145 R09: ffff880036ec8000
  Aug 18 22:16:45 engine kernel: [ 5357.524309] R10: dead000000100100 R11: dead000000200200 R12: ffffffff81f7d2c0
  Aug 18 22:16:45 engine kernel: [ 5357.524878] R13: 0000000002000018 R14: 0000000000000000 R15: ffff8801da887a60
  Aug 18 22:16:45 engine kernel: [ 5357.525448] FS:  00007f90415b2700(0000) GS:ffff88021aa00000(0000) knlGS:0000000000000000
  Aug 18 22:16:45 engine kernel: [ 5357.526095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  Aug 18 22:16:45 engine kernel: [ 5357.526553] CR2: ffffebe000080000 CR3: 000000020c976000 CR4: 00000000001407f0
  Aug 18 22:16:45 engine kernel: [ 5357.527123] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  Aug 18 22:16:45 engine kernel: [ 5357.527692] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
  Aug 18 22:16:45 engine kernel: [ 5357.528261] Stack:
  Aug 18 22:16:45 engine kernel: [ 5357.528417]  ffff8800584615c0 ffffea000544d400 ffff8801da887a60 0000000000000000
  Aug 18 22:16:45 engine kernel: [ 5357.529037]  ffff8801da8879b8 ffffffff8116b227 0000000002000000 0000000002000028
  Aug 18 22:16:45 engine kernel: [ 5357.529655]  ffffea000544d400 ffff8800584615c0 ffff8800584615d8 ffff8801da887a60
  Aug 18 22:16:45 engine kernel: [ 5357.530274] Call Trace:
  Aug 18 22:16:45 engine kernel: [ 5357.530467]  [<ffffffff8116b227>] page_cache_tree_insert+0xa7/0xd0
  Aug 18 22:16:45 engine kernel: [ 5357.530960]  [<ffffffff8116c120>] __add_to_page_cache_locked.part.39+0x60/0x180
  Aug 18 22:16:45 engine kernel: [ 5357.531543]  [<ffffffff8116c2d0>] __add_to_page_cache_locked+0x90/0xb0
  Aug 18 22:16:45 engine kernel: [ 5357.532063]  [<ffffffff8116c318>] add_to_page_cache_lru+0x28/0x80
  Aug 18 22:16:45 engine kernel: [ 5357.532550]  [<ffffffff8121d88a>] mpage_readpages+0xba/0x130
  Aug 18 22:16:45 engine kernel: [ 5357.533003]  [<ffffffff81265090>] ? ext4_get_block_write+0x20/0x20
  Aug 18 22:16:45 engine kernel: [ 5357.533497]  [<ffffffff813568b7>] ? __blk_run_queue+0x37/0x50
  Aug 18 22:16:45 engine kernel: [ 5357.533956]  [<ffffffff81265090>] ? ext4_get_block_write+0x20/0x20
  Aug 18 22:16:45 engine kernel: [ 5357.534449]  [<ffffffff812607b5>] ext4_readpages+0x45/0x60
  Aug 18 22:16:45 engine kernel: [ 5357.534888]  [<ffffffff811787b8>] read_pages+0x48/0x100
  Aug 18 22:16:45 engine kernel: [ 5357.535304]  [<ffffffff81178b53>] __do_page_cache_readahead+0x163/0x170
  Aug 18 22:16:45 engine kernel: [ 5357.535831]  [<ffffffff81178c8d>] ondemand_readahead+0x12d/0x240
  Aug 18 22:16:45 engine kernel: [ 5357.536310]  [<ffffffff81178e28>] page_cache_async_readahead+0x88/0xb0
  Aug 18 22:16:45 engine kernel: [ 5357.536831]  [<ffffffff8116ca31>] do_generic_file_read+0x2b1/0x490
  Aug 18 22:16:45 engine kernel: [ 5357.557658]  [<ffffffff8116d9a4>] generic_file_read_iter+0xf4/0x150
  Aug 18 22:16:45 engine kernel: [ 5357.578614]  [<ffffffff810b0e51>] ? update_curr+0x141/0x200
  Aug 18 22:16:45 engine kernel: [ 5357.599571]  [<ffffffff811970c4>] ? tlb_finish_mmu+0x14/0x40
  Aug 18 22:16:45 engine kernel: [ 5357.620190]  [<ffffffff8119e6fa>] ? unmap_region+0xea/0x110
  Aug 18 22:16:45 engine kernel: [ 5357.640384]  [<ffffffff811e0b08>] new_sync_read+0x78/0xb0
  Aug 18 22:16:45 engine kernel: [ 5357.660469]  [<ffffffff811e1bbb>] vfs_read+0xab/0x180
  Aug 18 22:16:45 engine kernel: [ 5357.680550]  [<ffffffff811e1e3f>] SyS_read+0x4f/0xb0
  Aug 18 22:16:45 engine kernel: [ 5357.699992]  [<ffffffff81793fad>] system_call_fastpath+0x1a/0x1f
  Aug 18 22:16:45 engine kernel: [ 5357.718925] Code: 48 89 5d e0 4c 89 65 e8 4c 89 6d f0 49 89 fc 4c 89 75 f8 49 89 f5 48 01 d0 48 ba 00 00 00 00 00 ea ff ff 48 c1 e8 0c 48 c1 e0 06 <4c> 8b 34 10 49 c1 ee 3a 4c 89 f3 48 c1 e3 06 48 03 1f 48 89 df 
  Aug 18 22:16:45 engine kernel: [ 5357.757194] RIP  [<ffffffff811928d2>] list_lru_del+0x52/0x100
  Aug 18 22:16:45 engine kernel: [ 5357.775371]  RSP <ffff8801da887958>
  Aug 18 22:16:45 engine kernel: [ 5357.792818] CR2: ffffebe000080000
  Aug 18 22:16:45 engine kernel: [ 5357.897298] ---[ end trace d3410bc31e321c81 ]---


  With kernel 3.13
  Aug 18 19:48:40 engine kernel: [ 2757.404104] BUG: unable to handle kernel paging request at 0000000300000003
  Aug 18 19:48:40 engine kernel: [ 2757.404141] IP: [<ffffffff811af2a7>] kmem_cache_alloc+0x77/0x1f0
  Aug 18 19:48:40 engine kernel: [ 2757.404170] PGD 21033e067 PUD 0 
  Aug 18 19:48:40 engine kernel: [ 2757.404187] Oops: 0000 [#1] SMP 
  Aug 18 19:48:40 engine kernel: [ 2757.404204] Modules linked in: parport_pc rfcomm bnep ppdev bluetooth binfmt_misc xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_state ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack snd_hda_codec_hdmi iptable_filter ip_tables x_tables snd_hda_codec_realtek i915 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event drm_kms_helper snd_seq drm snd_timer mei_me snd_seq_device psmouse snd i2c_algo_bit lpc_ich mei soundcore snd_page_alloc mac_hid serio_raw dcdbas shpchp video lp parport hid_generic e1000e usbhid ptp ahci hid libahci pps_core
  Aug 18 19:48:40 engine kernel: [ 2757.404568] CPU: 4 PID: 1823 Comm: python Not tainted 3.13.0-34-generic #60~precise1-Ubuntu
  Aug 18 19:48:40 engine kernel: [ 2757.404610] Hardware name: Dell Inc. OptiPlex 9020/0DNKMN, BIOS A07 04/25/2014
  Aug 18 19:48:40 engine kernel: [ 2757.404644] task: ffff88021039afe0 ti: ffff88020e766000 task.ti: ffff88020e766000
  Aug 18 19:48:40 engine kernel: [ 2757.404677] RIP: 0010:[<ffffffff811af2a7>]  [<ffffffff811af2a7>] kmem_cache_alloc+0x77/0x1f0
  Aug 18 19:48:40 engine kernel: [ 2757.404719] RSP: 0018:ffff88020e767b08  EFLAGS: 00010286
  Aug 18 19:48:40 engine kernel: [ 2757.404744] RAX: 0000000000000000 RBX: ffff880215c08240 RCX: 0000000000010068
  Aug 18 19:48:40 engine kernel: [ 2757.404776] RDX: 0000000000010067 RSI: 00000000000000d0 RDI: 00000000000179b0
  Aug 18 19:48:40 engine kernel: [ 2757.404807] RBP: ffff88020e767b58 R08: ffff88021eb179b0 R09: ffffffff811e1e64
  Aug 18 19:48:40 engine kernel: [ 2757.404839] R10: 003f000001010101 R11: ff90999196929a92 R12: 0000000300000003
  Aug 18 19:48:40 engine kernel: [ 2757.404870] R13: ffff88021603a900 R14: ffff88021603a900 R15: 00000000000000d0
  Aug 18 19:48:40 engine kernel: [ 2757.404903] FS:  00007fc1c4a6e700(0000) GS:ffff88021eb00000(0000) knlGS:0000000000000000
  Aug 18 19:48:40 engine kernel: [ 2757.404939] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  Aug 18 19:48:40 engine kernel: [ 2757.404966] CR2: 0000000300000003 CR3: 000000021185a000 CR4: 00000000001407e0
  Aug 18 19:48:40 engine kernel: [ 2757.404998] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  Aug 18 19:48:40 engine kernel: [ 2757.405030] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
  Aug 18 19:48:40 engine kernel: [ 2757.405062] Stack:
  Aug 18 19:48:40 engine kernel: [ 2757.405073]  ffffffff811e1e64 ffff88021edf4780 000000000000000e 00000000002284d0
  Aug 18 19:48:40 engine kernel: [ 2757.405115]  00000000002084d0 ffff880215c08240 ffff88020e767e30 0000000000000101
  Aug 18 19:48:40 engine kernel: [ 2757.405168]  ffff8802130ab000 ffff88020e767c67 ffff88020e767b88 ffffffff811e1e64
  Aug 18 19:48:40 engine kernel: [ 2757.405202] Call Trace:
  Aug 18 19:48:40 engine kernel: [ 2757.405216]  [<ffffffff811e1e64>] ? __d_alloc+0x34/0x180
  Aug 18 19:48:40 engine kernel: [ 2757.405239]  [<ffffffff811e1e64>] __d_alloc+0x34/0x180
  Aug 18 19:48:40 engine kernel: [ 2757.405260]  [<ffffffff811e2245>] d_alloc+0x25/0x90
  Aug 18 19:48:40 engine kernel: [ 2757.405281]  [<ffffffff811d40f3>] lookup_dcache+0xa3/0xd0
  Aug 18 19:48:40 engine kernel: [ 2757.405304]  [<ffffffff8137ba6e>] ? radix_tree_lookup_slot+0xe/0x10
  Aug 18 19:48:40 engine kernel: [ 2757.405329]  [<ffffffff811d7109>] lookup_open+0x59/0x1d0
  Aug 18 19:48:40 engine kernel: [ 2757.405351]  [<ffffffff811d8d0e>] do_last+0x29e/0x7d0
  Aug 18 19:48:40 engine kernel: [ 2757.405372]  [<ffffffff811d9304>] path_openat+0xc4/0x4c0
  Aug 18 19:48:40 engine kernel: [ 2757.405395]  [<ffffffff8118407b>] ? __handle_mm_fault+0x1db/0x360
  Aug 18 19:48:40 engine kernel: [ 2757.405419]  [<ffffffff811da593>] do_filp_open+0x43/0xa0
  Aug 18 19:48:40 engine kernel: [ 2757.405441]  [<ffffffff811e758e>] ? __alloc_fd+0xce/0x120
  Aug 18 19:48:40 engine kernel: [ 2757.405464]  [<ffffffff811c8e96>] do_sys_open+0x136/0x2a0
  Aug 18 19:48:40 engine kernel: [ 2757.405486]  [<ffffffff81022735>] ? syscall_trace_enter+0x165/0x280
  Aug 18 19:48:40 engine kernel: [ 2757.405511]  [<ffffffff811c901e>] SyS_open+0x1e/0x20
  Aug 18 19:48:40 engine kernel: [ 2757.405536]  [<ffffffff8176853f>] tracesys+0xe1/0xe6
  Aug 18 19:48:40 engine kernel: [ 2757.406418] Code: 00 00 49 8b 50 08 4d 8b 20 49 8b 40 10 4d 85 e4 0f 84 5e 01 00 00 48 85 c0 0f 84 55 01 00 00 49 63 45 20 49 8b 7d 00 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 74 b7 49 63 
  Aug 18 19:48:40 engine kernel: [ 2757.408298] RIP  [<ffffffff811af2a7>] kmem_cache_alloc+0x77/0x1f0
  Aug 18 19:48:40 engine kernel: [ 2757.409198]  RSP <ffff88020e767b08>
  Aug 18 19:48:40 engine kernel: [ 2757.410082] CR2: 0000000300000003
  Aug 18 19:48:40 engine kernel: [ 2757.410975] ---[ end trace 9418603293d0b3cf ]---
  Aug 18 19:50:23 engine kernel: [ 2859.753329] BUG: unable to handle kernel paging request at 0000000300000003
  Aug 18 19:50:23 engine kernel: [ 2859.755586] IP: [<ffffffff811af2a7>] kmem_cache_alloc+0x77/0x1f0
  Aug 18 19:50:23 engine kernel: [ 2859.757770] PGD 35fea067 PUD 0 
  Aug 18 19:50:23 engine kernel: [ 2859.759874] Oops: 0000 [#2] SMP 
  Aug 18 19:50:23 engine kernel: [ 2859.761910] Modules linked in: parport_pc rfcomm bnep ppdev bluetooth binfmt_misc xt_hl ip6t_rt nf_conntrack_ipv6 nf_defrag_ipv6 ipt_REJECT xt_LOG xt_limit xt_tcpudp xt_addrtype nf_conntrack_ipv4 nf_defrag_ipv4 xt_state ip6table_filter ip6_tables nf_conntrack_netbios_ns nf_conntrack_broadcast nf_nat_ftp nf_nat nf_conntrack_ftp nf_conntrack snd_hda_codec_hdmi iptable_filter ip_tables x_tables snd_hda_codec_realtek i915 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event drm_kms_helper snd_seq drm snd_timer mei_me snd_seq_device psmouse snd i2c_algo_bit lpc_ich mei soundcore snd_page_alloc mac_hid serio_raw dcdbas shpchp video lp parport hid_generic e1000e usbhid ptp ahci hid libahci pps_core
  Aug 18 19:50:23 engine kernel: [ 2859.774995] CPU: 4 PID: 2266 Comm: python Tainted: G      D      3.13.0-34-generic #60~precise1-Ubuntu
  Aug 18 19:50:23 engine kernel: [ 2859.777203] Hardware name: Dell Inc. OptiPlex 9020/0DNKMN, BIOS A07 04/25/2014
  Aug 18 19:50:23 engine kernel: [ 2859.779415] task: ffff8800db4d8000 ti: ffff880036384000 task.ti: ffff880036384000
  Aug 18 19:50:23 engine kernel: [ 2859.781652] RIP: 0010:[<ffffffff811af2a7>]  [<ffffffff811af2a7>] kmem_cache_alloc+0x77/0x1f0
  Aug 18 19:50:23 engine kernel: [ 2859.783930] RSP: 0018:ffff880036385d88  EFLAGS: 00010286
  Aug 18 19:50:23 engine kernel: [ 2859.786182] RAX: 0000000000000000 RBX: ffff88021152ad00 RCX: 0000000000010068
  Aug 18 19:50:23 engine kernel: [ 2859.788463] RDX: 0000000000010067 RSI: 00000000000000d0 RDI: 00000000000179b0
  Aug 18 19:50:23 engine kernel: [ 2859.790719] RBP: ffff880036385dd8 R08: ffff88021eb179b0 R09: ffffffff811e1e64
  Aug 18 19:50:23 engine kernel: [ 2859.792968] R10: 0000000004142a50 R11: 0000000000000293 R12: 0000000300000003
  Aug 18 19:50:23 engine kernel: [ 2859.795221] R13: ffff88021603a900 R14: ffff88021603a900 R15: 00000000000000d0
  Aug 18 19:50:23 engine kernel: [ 2859.797482] FS:  00007f81f7691700(0000) GS:ffff88021eb00000(0000) knlGS:0000000000000000
  Aug 18 19:50:23 engine kernel: [ 2859.799786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  Aug 18 19:50:23 engine kernel: [ 2859.802074] CR2: 0000000300000003 CR3: 00000000363b1000 CR4: 00000000001407e0
  Aug 18 19:50:23 engine kernel: [ 2859.804369] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  Aug 18 19:50:23 engine kernel: [ 2859.806650] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
  Aug 18 19:50:23 engine kernel: [ 2859.808914] Stack:
  Aug 18 19:50:23 engine kernel: [ 2859.811130]  ffffffff811e1e64 ffffffff8162fb3b 0000000000000040 ffff880036385db0
  Aug 18 19:50:23 engine kernel: [ 2859.813430]  ffffffff812e656e ffff88021152ad00 ffff880036385e38 000000000000000d
  Aug 18 19:50:23 engine kernel: [ 2859.815749]  ffff8802130ac800 0000000000000000 ffff880036385e08 ffffffff811e1e64
  Aug 18 19:50:23 engine kernel: [ 2859.818082] Call Trace:
  Aug 18 19:50:23 engine kernel: [ 2859.820391]  [<ffffffff811e1e64>] ? __d_alloc+0x34/0x180
  Aug 18 19:50:23 engine kernel: [ 2859.822730]  [<ffffffff8162fb3b>] ? sock_alloc_inode+0x4b/0xd0
  Aug 18 19:50:23 engine kernel: [ 2859.825068]  [<ffffffff812e656e>] ? security_inode_alloc+0x1e/0x20
  Aug 18 19:50:23 engine kernel: [ 2859.827412]  [<ffffffff811e1e64>] __d_alloc+0x34/0x180
  Aug 18 19:50:23 engine kernel: [ 2859.829760]  [<ffffffff811e221e>] d_alloc_pseudo+0xe/0x10
  Aug 18 19:50:23 engine kernel: [ 2859.832100]  [<ffffffff81631792>] sock_alloc_file+0x52/0x130
  Aug 18 19:50:23 engine kernel: [ 2859.834442]  [<ffffffff81632884>] SYSC_accept4+0xd4/0x240
  Aug 18 19:50:23 engine kernel: [ 2859.836785]  [<ffffffff810a2c6d>] ? vtime_account_user+0x5d/0x70
  Aug 18 19:50:23 engine kernel: [ 2859.839137]  [<ffffffff81022735>] ? syscall_trace_enter+0x165/0x280
  Aug 18 19:50:23 engine kernel: [ 2859.841489]  [<ffffffff81633aee>] SyS_accept4+0xe/0x10
  Aug 18 19:50:23 engine kernel: [ 2859.843833]  [<ffffffff81633b00>] SyS_accept+0x10/0x20
  Aug 18 19:50:23 engine kernel: [ 2859.846177]  [<ffffffff8176853f>] tracesys+0xe1/0xe6
  Aug 18 19:50:23 engine kernel: [ 2859.848449] Code: 00 00 49 8b 50 08 4d 8b 20 49 8b 40 10 4d 85 e4 0f 84 5e 01 00 00 48 85 c0 0f 84 55 01 00 00 49 63 45 20 49 8b 7d 00 48 8d 4a 01 <49> 8b 1c 04 4c 89 e0 65 48 0f c7 0f 0f 94 c0 84 c0 74 b7 49 63 
  Aug 18 19:50:23 engine kernel: [ 2859.853376] RIP  [<ffffffff811af2a7>] kmem_cache_alloc+0x77/0x1f0
  Aug 18 19:50:23 engine kernel: [ 2859.855713]  RSP <ffff880036385d88>
  Aug 18 19:50:23 engine kernel: [ 2859.858035] CR2: 0000000300000003
  Aug 18 19:50:23 engine kernel: [ 2859.860423] ---[ end trace 9418603293d0b3d0 ]---

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References

[Bug 1358558] [NEW] kernel crash can't handler kernel paging request
From: jiamo, 2014-08-19