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[Launchpad Bug Tracker <974371@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/974371

Title:
  Wireless hotkey breaks mac80211 module

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  Testing https://wiki.ubuntu.com/dedalu-dedalu/LG_R590-5700 for the
  Laptop Testing Team, I found that the Fn+F6 (wireless on/off) hotkey
  breaks the mac80211 module. Follows the first error from kernel.log:

  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238196] ------------[ cut here ]------------
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238238] WARNING: at /build/buildd/linux-3.2.0/net/mac80211/tx.c:2322 ieee80211_beacon_get_tim+0x4d3/0x4f0 [mac80211]()
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238268] Hardware name: R590-P.BN58P1
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238272] Modules linked in: rfcomm bnep parport_pc ppdev dm_crypt joydev nvidia(P) snd_hda_codec_hdmi arc4 rtl8192se rtlwifi snd_hda_codec_realtek snd_seq_midi snd_hda_intel snd_rawmidi snd_hda_codec snd_seq_midi_event snd_hwdep snd_seq snd_pcm snd_seq_device snd_timer uvcvideo videodev i7core_edac mac80211 v4l2_compat_ioctl32 psmouse snd soundcore edac_core serio_raw mxm_wmi btusb snd_page_alloc cfg80211 bluetooth wmi mac_hid lp parport vesafb usbhid hid atl1c video
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238337] Pid: 7545, comm: kworker/0:1 Tainted: P           O 3.2.0-21-generic #34-Ubuntu
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238342] Call Trace:
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238345]  <IRQ>  [<ffffffff8106726f>] warn_slowpath_common+0x7f/0xc0
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238372]  [<ffffffff810672ca>] warn_slowpath_null+0x1a/0x20
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238400]  [<ffffffffa0165e13>] ieee80211_beacon_get_tim+0x4d3/0x4f0 [mac80211]
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238417]  [<ffffffffa00a6338>] ? hci_event_packet+0x1d8/0x2d40 [bluetooth]
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238426]  [<ffffffff8103dbb9>] ? default_spin_lock_flags+0x9/0x10
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238439]  [<ffffffffa02aa2e0>] _rtl_pci_prepare_bcn_tasklet+0xa0/0x140 [rtlwifi]
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238453]  [<ffffffffa009e9b9>] ? hci_rx_task+0x59/0x2a0 [bluetooth]
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238462]  [<ffffffff8106e418>] tasklet_action+0x78/0x140
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238469]  [<ffffffff8106ea58>] __do_softirq+0xa8/0x210
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238477]  [<ffffffff81034cc2>] ? ack_apic_level+0x72/0x190
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238511]  [<ffffffff8166686c>] call_softirq+0x1c/0x30
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238519]  [<ffffffff81015305>] do_softirq+0x65/0xa0
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238526]  [<ffffffff8106ee3e>] irq_exit+0x8e/0xb0
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238533]  [<ffffffff81667123>] do_IRQ+0x63/0xe0
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238541]  [<ffffffff8165c4ae>] common_interrupt+0x6e/0x6e
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238545]  <EOI>  [<ffffffff81370e33>] ? acpi_ec_transaction+0xf7/0x177
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238561]  [<ffffffff81370fea>] acpi_ec_write+0x40/0x42
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238569]  [<ffffffff813710f2>] acpi_ec_space_handler+0x9e/0xfc
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238576]  [<ffffffff81371054>] ? acpi_ec_burst_disable+0x3d/0x3d
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238585]  [<ffffffff8137a293>] acpi_ev_address_space_dispatch+0x179/0x1c8
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238593]  [<ffffffff8137f35b>] acpi_ex_access_region+0x54/0xcf
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238600]  [<ffffffff8137f6e0>] acpi_ex_field_datum_io+0xf9/0x17a
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238620]  [<ffffffff8137fa13>] acpi_ex_write_with_update_rule+0xb5/0xc2
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238627]  [<ffffffff8137f5c5>] acpi_ex_insert_into_field+0x1ef/0x211
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238634]  [<ffffffff8137e096>] acpi_ex_write_data_to_field+0x194/0x1c2
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238643]  [<ffffffff813901bb>] ? acpi_ut_allocate_object_desc_dbg+0x45/0x7f
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238651]  [<ffffffff8138233a>] acpi_ex_store_object_to_node+0xa3/0xe2
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238658]  [<ffffffff81382429>] acpi_ex_store+0xb0/0xff
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238664]  [<ffffffff81381d03>] acpi_ex_opcode_2A_1T_1R+0x310/0x354
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238672]  [<ffffffff81376df8>] acpi_ds_exec_end_op+0xf7/0x3e7
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238678]  [<ffffffff81389faa>] ? acpi_ps_get_arguments+0xb0/0x227
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238685]  [<ffffffff8138a77f>] acpi_ps_parse_loop+0x2a6/0x30f
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238691]  [<ffffffff813898f9>] acpi_ps_parse_aml+0x96/0x275
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238698]  [<ffffffff8138af04>] acpi_ps_execute_method+0x1ce/0x276
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238705]  [<ffffffff81385f8b>] acpi_ns_evaluate+0xdf/0x1aa
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238713]  [<ffffffff8138559d>] acpi_evaluate_object+0xfb/0x1f4
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238719]  [<ffffffff8136b40b>] ? acpi_os_execute+0x10/0x12
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238727]  [<ffffffff81370ca5>] ? acpi_ec_sync_query+0xb5/0xd3
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238754]  [<ffffffff8136b2f4>] ? acpi_os_wait_events_complete+0x23/0x23
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238762]  [<ffffffff81370d30>] acpi_ec_run+0x38/0x44
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238768]  [<ffffffff8136b31b>] acpi_os_execute_deferred+0x27/0x34
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238777]  [<ffffffff81084f5a>] process_one_work+0x11a/0x480
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238784]  [<ffffffff81085d04>] worker_thread+0x164/0x370
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238792]  [<ffffffff81085ba0>] ? manage_workers.isra.29+0x130/0x130
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238799]  [<ffffffff8108a55c>] kthread+0x8c/0xa0
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238806]  [<ffffffff81666774>] kernel_thread_helper+0x4/0x10
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238813]  [<ffffffff8108a4d0>] ? flush_kthread_worker+0xa0/0xa0
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238820]  [<ffffffff81666770>] ? gs_change+0x13/0x13
  Apr  5 11:42:00 dedalu-lg kernel: [ 3171.238824] ---[ end trace 4276618da624d922 ]---

  ProblemType: Bug
  DistroRelease: Ubuntu 12.04
  Package: linux-image-3.2.0-21-generic 3.2.0-21.34
  ProcVersionSignature: Ubuntu 3.2.0-21.34-generic 3.2.13
  Uname: Linux 3.2.0-21-generic x86_64
  NonfreeKernelModules: nvidia
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 2.0-0ubuntu4
  Architecture: amd64
  CheckboxSubmission: 7801270bed73bf50fdc0170f4c4dffa4
  CheckboxSystem: c69722ecac764861be52925fa50b4dcc
  Date: Thu Apr  5 12:07:38 2012
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=e5f51dcb-c174-4cc1-b10c-aa3397abaddf
  InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta amd64 (20120328)
  MachineType: LG Electronics R590-P.BN58P1
  ProcFB: 0 VESA VGA
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-21-generic root=UUID=69291abc-7421-440f-aa9d-a3d19611f6bc ro quiet splash vt.handoff=7
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 05/11/2011
  dmi.bios.vendor: INSYDE
  dmi.bios.version: QL4L3I81
  dmi.board.asset.tag: Base Board Asset Tag
  dmi.board.name: Base Board Product Name
  dmi.board.vendor: Intel Corp.
  dmi.board.version: Base Board Version
  dmi.chassis.asset.tag: Chassis Asset Tag
  dmi.chassis.type: 1
  dmi.chassis.vendor: Chassis Manufacturer
  dmi.chassis.version: Chassis Version
  dmi.modalias: dmi:bvnINSYDE:bvrQL4L3I81:bd05/11/2011:svnLGElectronics:pnR590-P.BN58P1:pvrTBD:rvnIntelCorp.:rnBaseBoardProductName:rvrBaseBoardVersion:cvnChassisManufacturer:ct1:cvrChassisVersion:
  dmi.product.name: R590-P.BN58P1
  dmi.product.version: TBD
  dmi.sys.vendor: LG Electronics

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