kernel-packages team mailing list archive

[jiamo <life.130815@xxxxxxxxx>]

Public bug reported:


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 ]---

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: kernel-bug

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1358558

Title:
  kernel crash can't  handler kernel paging request

Status in “linux” package in Ubuntu:
  New

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 ]---

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1358558/+subscriptions