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[Bug 1488049] Missing required logs.

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Brad Figg <brad.figg@xxxxxxxxxxxxx>
Date: Tue, 25 Aug 2015 06:00:04 -0000
Reply-to: Bug 1488049 <1488049@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 1488049

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/1488049

Title:
  ubuntu14.04(3.13.0-37.64),kernel crash (mapcount 0 page_mapcount 1)

Status in linux package in Ubuntu:
  Incomplete

Bug description:
   Bug Description:

  this issue（mapcount 0 page_mapcount 1） has already been resolved by 3.13.0-36, but this bug arised. 
  memory usage is close to 100 percent.

  Here is I believe the first record in syslog when it starts:

  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.350057] sd 1:0:0:22: [sdd] Test WP failed, assume Write Enabled
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.350210] sd 1:0:0:22: [sdd] Asking for cache data failed
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.350220] sd 1:0:0:22: [sdd] Assuming drive cache: write through
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654448] mapcount 0 page_mapcount 1
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654556] ------------[ cut here ]------------
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654561] Kernel BUG at ffffffff811b23bc [verbose debug info unavailable]
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654566] invalid opcode: 0000 [#1] SMP 
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654570] Modules linked in: ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) ebtable_nat(F) ebtables(F) x_tables(F) ocfs2(OF) quota_tree(F) drbd(F) lru_cache(F) 8021q(F) mrp(F) garp(F) stp(F) llc(F) vhost_net(F) macvtap(F) macvlan(F) vhost(F) kvm_intel(F) kvm(F) ib_iser(F) rdma_cm(F) ib_cm(F) iw_cm(F) ib_sa(F) ib_mad(F) ib_core(F) ib_addr(F) iscsi_tcp(F) libiscsi_tcp(F) libiscsi(F) scsi_transport_iscsi(F) ocfs2_dlmfs(OF) ocfs2_stack_o2cb(OF) ocfs2_dlm(OF) ocfs2_nodemanager(OF) ocfs2_stackglue(OF) configfs(F) openvswitch(OF) libcrc32c(F) gre(F) nfsd(F) nfs_acl(F) auth_rpcgss(F) nfs(F) fscache(F) lockd(F) sunrpc(F) gpio_ich(F) dm_multipath(F) scsi_dh(F) psmouse(F) serio_raw(F) lpc_ich(F) sb_edac(F) hpilo(F) edac_core(F) ioatdma(F) hpwdt(F) dca(F) acpi_power_meter(F) mac_hid(F) lp(F) parport(F) tg3(F) ptp(F) hpsa(F) pps_core(F) nbd(F) [last unloaded: ipmi_si]
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654663] CPU: 25 PID: 613 Comm: kswapd3 Tainted: GF          O 3.13. #1
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654667] Hardware name: H3C FlexServer R590, BIOS P77 12/20/2013
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654670] task: ffff880fe7c8c830 ti: ffff880fe6c7e000 task.ti: ffff880fe6c7e000
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654674] RIP: 0010:[<ffffffff811b23bc>]  [<ffffffff811b23bc>] split_huge_page_to_list+0x2dc/0x7b0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654689] RSP: 0018:ffff880fe6c7f858  EFLAGS: 00010297
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654692] RAX: 0000000000000001 RBX: ffff883fde776f18 RCX: 0000000000000000
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654695] RDX: ffff88403f82fff0 RSI: ffff88403f82e3d8 RDI: 0000000000000246
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654699] RBP: ffff880fe6c7f918 R08: 0000000000000000 R09: 0000000000000000
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654702] R10: 00000000001eb0af R11: 0e200e200e200e20 R12: 0000000000000000
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654706] R13: ffff881fe681aa00 R14: ffffea00f4ae8000 R15: ffffea00f4ae8000
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654710] FS:  0000000000000000(0000) GS:ffff88403f820000(0000) knlGS:0000000000000000
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654713] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654716] CR2: 000000003bfc2000 CR3: 0000000001c0d000 CR4: 00000000000427e0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654720] DR0: 0000000000000003 DR1: 00000000000000b0 DR2: 0000000000000001
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654724] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654726] Stack:
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654729]  ffffea00f4ae8000 ffff880fe5bc6980 ffff880f00000000 ffffffff81193bba
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654741]  ffff883fe75c6300 00000007f4474000 0000000000042541 0000000000042541
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654748]  00000000e6c7f8f8 0000000000000000 00000007f4534200 ffff883fe75c6330
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654756] Call Trace:
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654778]  [<ffffffff81193bba>] ? scan_swap_map+0x37a/0x510
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654783]  [<ffffffff81193faa>] ? get_swap_page+0x1aa/0x210
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654792]  [<ffffffff81189df0>] ? page_mkclean_one+0xd0/0xd0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654798]  [<ffffffff8119190a>] add_to_swap+0x8a/0xa0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654811]  [<ffffffff811674fb>] shrink_page_list+0x5db/0xa30
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654826]  [<ffffffff8116804a>] shrink_inactive_list+0x1ea/0x5b0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654832]  [<ffffffff81168b5c>] shrink_lruvec+0x35c/0x6e0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654838]  [<ffffffff81168f46>] shrink_zone+0x66/0x1a0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654843]  [<ffffffff8116a11e>] balance_pgdat+0x3be/0x620
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654854]  [<ffffffff810760d2>] ? del_timer_sync+0x52/0x60
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654859]  [<ffffffff8116a4f7>] kswapd+0x177/0x4a0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654870]  [<ffffffff810adb20>] ? __wake_up_sync+0x20/0x20
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654875]  [<ffffffff8116a380>] ? balance_pgdat+0x620/0x620
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654883]  [<ffffffff8108d079>] kthread+0xc9/0xe0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654889]  [<ffffffff8108cfb0>] ? flush_kthread_worker+0xb0/0xb0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654900]  [<ffffffff81760ffc>] ret_from_fork+0x7c/0xb0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654905]  [<ffffffff8108cfb0>] ? flush_kthread_worker+0xb0/0xb0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654908] Code: df 48 89 43 08 4c 89 e8 49 03 46 10 48 89 43 10 41 0f b7 76 05 e8 f5 f3 fb ff f6 43 08 01 74 0b 48 8b 03 a8 08 0f 85 34 ff ff ff <0f> 0b f3 90 49 8b 06 a9 00 00 00 01 75 f4 e9 f8 fe ff ff 90 f0 
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654946] RIP  [<ffffffff811b23bc>] split_huge_page_to_list+0x2dc/0x7b0
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.654950]  RSP <ffff880fe6c7f858>
  Jul  3 09:50:08 GMQ-CAS01-CVK01 kernel: [2764507.725793] ---[ end trace 0c60ca2f2aae4c6c ]---
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742363] ------------[ cut here ]------------
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742380] WARNING: CPU: 25 PID: 613 at kernel/exit.c:704 do_exit+0x55/0xa70()
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742384] Modules linked in: ip6table_filter(F) ip6_tables(F) iptable_filter(F) ip_tables(F) ebtable_nat(F) ebtables(F) x_tables(F) ocfs2(OF) quota_tree(F) drbd(F) lru_cache(F) 8021q(F) mrp(F) garp(F) stp(F) llc(F) vhost_net(F) macvtap(F) macvlan(F) vhost(F) kvm_intel(F) kvm(F) ib_iser(F) rdma_cm(F) ib_cm(F) iw_cm(F) ib_sa(F) ib_mad(F) ib_core(F) ib_addr(F) iscsi_tcp(F) libiscsi_tcp(F) libiscsi(F) scsi_transport_iscsi(F) ocfs2_dlmfs(OF) ocfs2_stack_o2cb(OF) ocfs2_dlm(OF) ocfs2_nodemanager(OF) ocfs2_stackglue(OF) configfs(F) openvswitch(OF) libcrc32c(F) gre(F) nfsd(F) nfs_acl(F) auth_rpcgss(F) nfs(F) fscache(F) lockd(F) sunrpc(F) gpio_ich(F) dm_multipath(F) scsi_dh(F) psmouse(F) serio_raw(F) lpc_ich(F) sb_edac(F) hpilo(F) edac_core(F) ioatdma(F) hpwdt(F) dca(F) acpi_power_meter(F) mac_hid(F) lp(F) parport(F) tg3(F) ptp(F) hpsa(F) pps_core(F) nbd(F) [last unloaded: ipmi_si]
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742495] CPU: 25 PID: 613 Comm: kswapd3 Tainted: GF     D    O 3.13.6 #1
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742499] Hardware name: H3C FlexServer R590, BIOS P77 12/20/2013
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742503]  00000000000002c0 ffff880fe6c7f548 ffffffff81750690 0000000000000007
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742513]  0000000000000000 ffff880fe6c7f588 ffffffff81068c6c 000000000000000b
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742521]  ffff880fe7c8c830 000000000000000b ffff880fe6c7f7a8 0000000000000000
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742531] Call Trace:
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742547]  [<ffffffff81750690>] dump_stack+0x46/0x58
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742553]  [<ffffffff81068c6c>] warn_slowpath_common+0x8c/0xc0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742558]  [<ffffffff81068cba>] warn_slowpath_null+0x1a/0x20
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742563]  [<ffffffff8106aff5>] do_exit+0x55/0xa70
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742584]  [<ffffffff810c13dc>] ? kmsg_dump+0x9c/0xc0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742595]  [<ffffffff817599b8>] oops_end+0xb8/0x160
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742605]  [<ffffffff810183e8>] die+0x58/0x90
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742610]  [<ffffffff8175914b>] do_trap+0xcb/0x170
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742616]  [<ffffffff8101557c>] do_invalid_op+0xac/0x110
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742625]  [<ffffffff811b23bc>] ? split_huge_page_to_list+0x2dc/0x7b0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742631]  [<ffffffff810bfa04>] ? wake_up_klogd+0x34/0x40
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742636]  [<ffffffff810bfca5>] ? console_unlock+0x295/0x3e0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742643]  [<ffffffff817628de>] invalid_op+0x1e/0x30
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742648]  [<ffffffff811b23bc>] ? split_huge_page_to_list+0x2dc/0x7b0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742652]  [<ffffffff811b2862>] ? split_huge_page_to_list+0x782/0x7b0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742662]  [<ffffffff81193bba>] ? scan_swap_map+0x37a/0x510
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742667]  [<ffffffff81193faa>] ? get_swap_page+0x1aa/0x210
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742676]  [<ffffffff81189df0>] ? page_mkclean_one+0xd0/0xd0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742681]  [<ffffffff8119190a>] add_to_swap+0x8a/0xa0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742703]  [<ffffffff811674fb>] shrink_page_list+0x5db/0xa30
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742710]  [<ffffffff8116804a>] shrink_inactive_list+0x1ea/0x5b0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742715]  [<ffffffff81168b5c>] shrink_lruvec+0x35c/0x6e0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742722]  [<ffffffff81168f46>] shrink_zone+0x66/0x1a0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742728]  [<ffffffff8116a11e>] balance_pgdat+0x3be/0x620
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742735]  [<ffffffff810760d2>] ? del_timer_sync+0x52/0x60
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742741]  [<ffffffff8116a4f7>] kswapd+0x177/0x4a0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742751]  [<ffffffff810adb20>] ? __wake_up_sync+0x20/0x20
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742756]  [<ffffffff8116a380>] ? balance_pgdat+0x620/0x620
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742767]  [<ffffffff8108d079>] kthread+0xc9/0xe0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742771]  [<ffffffff8108cfb0>] ? flush_kthread_worker+0xb0/0xb0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742777]  [<ffffffff81760ffc>] ret_from_fork+0x7c/0xb0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742781]  [<ffffffff8108cfb0>] ? flush_kthread_worker+0xb0/0xb0
  Jul  3 09:50:09 GMQ-CAS01-CVK01 kernel: [2764507.742784] ---[ end trace 0c60ca2f2aae4c6d ]---

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