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[Launchpad Bug Tracker <1054121@xxxxxxxxxxxxxxxxxx>]

[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

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

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https://bugs.launchpad.net/bugs/1054121

Title:
   BUG: unable to handle kernel NULL pointer dereference at   (null)

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  We are using HP DL180G6  servers.
  Time to time servers hangs with next kernel dump.

  [ 5208.502006] BUG: unable to handle kernel NULL pointer dereference at           (null)
  [ 5208.510756] IP: [<          (null)>]           (null)
  [ 5208.516391] PGD 0
  [ 5208.518640] Oops: 0010 [#1] SMP
  [ 5208.522253] CPU 0
  [ 5208.524297] Modules linked in: xt_multiport xt_tcpudp xt_conntrack ip6table_filter ip6_tables ebtable_nat ebtables iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrac
  k nf_defrag_ipv4 ipmi_devintf iptable_filter ip_tables x_tables nbd ipmi_si ipmi_msghandler kvm_intel kvm ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr isc
  si_tcp libiscsi_tcp libiscsi scsi_transport_iscsi xfs 8021q serio_raw i7core_edac dm_multipath garp stp edac_core mac_hid lp parport raid10 raid456 async_pq async_xor
   xor async_memcpy async_raid6_recov igb hpsa dca raid6_pq async_tx raid1 raid0 multipath linear
  [ 5208.582735]
  [ 5208.584394] Pid: 0, comm: swapper/0 Not tainted 3.2.0-24-generic #37-Ubuntu HP ProLiant DL180 G6
  [ 5208.594400] RIP: 0010:[<0000000000000000>]  [<          (null)>]           (null)
  [ 5208.602747] RSP: 0018:ffff88013bc03d90  EFLAGS: 00010046
  [ 5208.608664] RAX: 0000000000000000 RBX: ffff8802376d3800 RCX: 0000000000000000
  [ 5208.616614] RDX: 0000000000000000 RSI: ffff880036c20160 RDI: ffff8802376d3800
  [ 5208.624566] RBP: ffff88013bc03e68 R08: ffff880036c14000 R09: ffff88013b678268
  [ 5208.632517] R10: 0000000000001a19 R11: 0000000000000001 R12: ffff880036c20150
  [ 5208.640468] R13: ffff880036d01180 R14: ffff8801340f0000 R15: ffff880036d01180
  [ 5208.648417] FS:  0000000000000000(0000) GS:ffff88013bc00000(0000) knlGS:0000000000000000
  [ 5208.657432] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
  [ 5208.663832] CR2: 0000000000000000 CR3: 0000000001c05000 CR4: 00000000000006f0
  [ 5208.671783] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  [ 5208.679735] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  [ 5208.687684] Process swapper/0 (pid: 0, threadinfo ffffffff81c00000, task ffffffff81c0d020)
  [ 5208.696893] Stack:
  [ 5208.699132]  ffffffffa0059689 0000000000000075 ffff88013bc03e20 ffffffffa007021e
  [ 5208.707416]  ffff88013bc03dc0 0000000000000075 ffff880138a33750 000000003401a900
  [ 5208.715700]  ffff88013401a940 ffff88013401a900 0000003c00000001 0001ffff0000003f
  [ 5208.723981] Call Trace:
  [ 5208.726703]  <IRQ>
  [ 5208.729054]  [<ffffffffa0059689>] ? complete_scsi_command+0x139/0x580 [hpsa]
  [ 5208.736905]  [<ffffffffa007021e>] ? igb_clean_rx_irq+0x46e/0x4e0 [igb]
  [ 5208.744182]  [<ffffffffa006fc7b>] ? igb_ring_irq_enable+0x8b/0xb0 [igb]
  [ 5208.751555]  [<ffffffffa005a9cc>] do_hpsa_intr_msi+0xcc/0x2d0 [hpsa]
  [ 5208.758639]  [<ffffffff810d8e15>] handle_irq_event_percpu+0x55/0x220
  [ 5208.765718]  [<ffffffff810d9031>] handle_irq_event+0x51/0x80
  [ 5208.772026]  [<ffffffff810dc187>] handle_edge_irq+0x87/0x140
  [ 5208.778333]  [<ffffffff81015282>] handle_irq+0x22/0x40
  [ 5208.784058]  [<ffffffff8166759a>] do_IRQ+0x5a/0xe0
  [ 5208.789398]  [<ffffffff8165c92e>] common_interrupt+0x6e/0x6e
  [ 5208.795701]  <EOI>
  [ 5208.798048]  [<ffffffff8136b42d>] ? intel_idle+0xed/0x150
  [ 5208.804064]  [<ffffffff8136b40f>] ? intel_idle+0xcf/0x150
  [ 5208.810079]  [<ffffffff81504a01>] cpuidle_idle_call+0xc1/0x280
  [ 5208.816578]  [<ffffffff8101222a>] cpu_idle+0xca/0x120
  [ 5208.822208]  [<ffffffff816235ae>] rest_init+0x72/0x74
  [ 5208.827838]  [<ffffffff81cfbc0d>] start_kernel+0x3ba/0x3c7
  [ 5208.833943]  [<ffffffff81cfb388>] x86_64_start_reservations+0x132/0x136
  [ 5208.841314]  [<ffffffff81cfb140>] ? early_idt_handlers+0x140/0x140
  [ 5208.848200]  [<ffffffff81cfb459>] x86_64_start_kernel+0xcd/0xdc
  [ 5208.854794] Code:  Bad RIP value.
  [ 5208.858508] RIP  [<          (null)>]           (null)
  [ 5208.864241]  RSP <ffff88013bc03d90>
  [ 5208.868124] CR2: 0000000000000000
  [ 5208.872162] ---[ end trace c03593270af25d03 ]---
  [ 5208.877304] Kernel panic - not syncing: Fatal exception in interrupt
  [ 5208.884384] Pid: 0, comm: swapper/0 Tainted: G      D      3.2.0-24-generic #37-Ubuntu
  [ 5208.893205] Call Trace:
  [ 5208.895926]  <IRQ>  [<ffffffff81644023>] panic+0x91/0x1a4
  [ 5208.901955]  [<ffffffff8165d65a>] oops_end+0xea/0xf0
  [ 5208.907486]  [<ffffffff81642ebd>] no_context+0x150/0x15d
  [ 5208.913405]  [<ffffffff81643093>] __bad_area_nosemaphore+0x1c9/0x1e8
  [ 5208.920487]  [<ffffffff81531a82>] ? kfree_skbmem+0x32/0x90
  [ 5208.926599]  [<ffffffff816430c5>] bad_area_nosemaphore+0x13/0x15
  [ 5208.933292]  [<ffffffff81660276>] do_page_fault+0x426/0x520
  [ 5208.939504]  [<ffffffff8105a471>] ? find_busiest_group+0x171/0xbb0
  [ 5208.946392]  [<ffffffff8116578a>] ? __kmalloc_node_track_caller+0x3a/0x1e0
  [ 5208.954053]  [<ffffffff81531dab>] ? __alloc_skb+0x4b/0x240
  [ 5208.960168]  [<ffffffff81532424>] ? __netdev_alloc_skb+0x24/0x50
  [ 5208.966852]  [<ffffffff81161abc>] ? ksize+0x1c/0xc0
  [ 5208.972286]  [<ffffffff81531dec>] ? __alloc_skb+0x8c/0x240
  [ 5208.978399]  [<ffffffff8165cbf5>] page_fault+0x25/0x30
  [ 5208.984127]  [<ffffffffa0059689>] ? complete_scsi_command+0x139/0x580 [hpsa]
  [ 5208.991985]  [<ffffffffa007021e>] ? igb_clean_rx_irq+0x46e/0x4e0 [igb]
  [ 5208.999261]  [<ffffffffa006fc7b>] ? igb_ring_irq_enable+0x8b/0xb0 [igb]
  [ 5209.006635]  [<ffffffffa005a9cc>] do_hpsa_intr_msi+0xcc/0x2d0 [hpsa]
  [ 5209.013716]  [<ffffffff810d8e15>] handle_irq_event_percpu+0x55/0x220
  [ 5209.020796]  [<ffffffff810d9031>] handle_irq_event+0x51/0x80
  [ 5209.027101]  [<ffffffff810dc187>] handle_edge_irq+0x87/0x140
  [ 5209.033406]  [<ffffffff81015282>] handle_irq+0x22/0x40
  [ 5209.039130]  [<ffffffff8166759a>] do_IRQ+0x5a/0xe0
  [ 5209.044467]  [<ffffffff8165c92e>] common_interrupt+0x6e/0x6e
  [ 5209.050771]  <EOI>  [<ffffffff8136b42d>] ? intel_idle+0xed/0x150
  [ 5209.057476]  [<ffffffff8136b40f>] ? intel_idle+0xcf/0x150
  [ 5209.063491]  [<ffffffff81504a01>] cpuidle_idle_call+0xc1/0x280
  [ 5209.069990]  [<ffffffff8101222a>] cpu_idle+0xca/0x120
  [ 5209.075618]  [<ffffffff816235ae>] rest_init+0x72/0x74
  [ 5209.081246]  [<ffffffff81cfbc0d>] start_kernel+0x3ba/0x3c7
  [ 5209.087358]  [<ffffffff81cfb388>] x86_64_start_reservations+0x132/0x136
  [ 5209.094730]  [<ffffffff81cfb140>] ? early_idt_handlers+0x140/0x140
  [ 5209.101618]  [<ffffffff81cfb459>] x86_64_start_kernel+0xcd/0xdc

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-24-generic 3.2.0-24.37
  ProcVersionSignature: Ubuntu 3.2.0-24.37-generic 3.2.14
  Uname: Linux 3.2.0-24-generic x86_64
  AlsaDevices:
   total 0
   crw-rw---T 1 root audio 116,  1 Sep 21 15:03 seq
   crw-rw---T 1 root audio 116, 33 Sep 21 15:03 timer
  AplayDevices: Error: [Errno 2] No such file or directory
  ApportVersion: 2.0.1-0ubuntu7
  Architecture: amd64
  ArecordDevices: Error: [Errno 2] No such file or directory
  AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
  CRDA: Error: [Errno 2] No such file or directory
  Date: Fri Sep 21 15:06:48 2012
  HibernationDevice: RESUME=UUID=95dc726b-6d57-41cb-ab95-5f561b0a2f86
  IwConfig: Error: [Errno 2] No such file or directory
  MachineType: HP ProLiant DL180 G6
  PciMultimedia:

  ProcEnviron:
   LANGUAGE=en_US:
   TERM=xterm
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcFB:

  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.2.0-24-generic root=/dev/mapper/vg-root ro quiet console=ttyS0,115200n8
  RelatedPackageVersions:
   linux-restricted-modules-3.2.0-24-generic N/A
   linux-backports-modules-3.2.0-24-generic  N/A
   linux-firmware                            1.79
  RfKill: Error: [Errno 2] No such file or directory
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 02/01/2012
  dmi.bios.vendor: HP
  dmi.bios.version: O20
  dmi.chassis.type: 23
  dmi.chassis.vendor: HP
  dmi.modalias: dmi:bvnHP:bvrO20:bd02/01/2012:svnHP:pnProLiantDL180G6:pvr:cvnHP:ct23:cvr:
  dmi.product.name: ProLiant DL180 G6
  dmi.sys.vendor: HP

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