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[hlorridi <trash@xxxxxxxx>]

any news ?
issue still exists 
*3.19.0-20-generic #20-Ubuntu SMP Fri May 29 10:10:47 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux*

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https://bugs.launchpad.net/bugs/1457587

Title:
  wifi crash on wakeup (iwl3945 cfg80211)

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  [124243.445408] ------------[ cut here ]------------
  [124243.445437] WARNING: CPU: 0 PID: 24983 at /build/buildd/linux-3.19.0/net/mac80211/driver-ops.h:12 ieee80211_do_stop+0x8e7/0x8f0 [mac80211]()
  [124243.445439] wlan0:  Failed check-sdata-in-driver check, flags: 0x4
  [124243.445441] Modules linked in: ctr ccm uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core v4l2_common videodev media coretemp kvm_intel kvm amdkfd amd_iommu_v2 arc4 snd_hda_codec_conexant snd_hda_codec_generic joydev snd_hda_codec_hdmi serio_raw radeon snd_hda_intel snd_hda_controller snd_hda_codec iwl3945 snd_hwdep iwlegacy ttm snd_pcm drm_kms_helper lpc_ich mac80211 snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq drm snd_seq_device cfg80211 snd_timer snd toshiba_acpi i2c_algo_bit soundcore shpchp sparse_keymap wmi toshiba_bluetooth mac_hid video parport_pc ppdev lp parport autofs4 psmouse firewire_ohci firewire_core sdhci_pci crc_itu_t sdhci pata_acpi sky2
  [124243.445485] CPU: 0 PID: 24983 Comm: kworker/0:0 Tainted: G        W      3.19.0-17-generic #17-Ubuntu
  [124243.445487] Hardware name: TOSHIBA Satellite P300/Satellite P300, BIOS V4.20    01/05/2009
  [124243.445498] Workqueue: events ieee80211_restart_work [mac80211]
  [124243.445500]  ffffffffc0627768 ffff8800805a3b48 ffffffff817c27cd 0000000000000007
  [124243.445503]  ffff8800805a3b98 ffff8800805a3b88 ffffffff8107593a ffff88013abb93a0
  [124243.445506]  ffff8801395688c0 ffff8800b8ee0680 ffff8800b8ee1530 ffff8800b8ee1548
  [124243.445509] Call Trace:
  [124243.445516]  [<ffffffff817c27cd>] dump_stack+0x45/0x57
  [124243.445520]  [<ffffffff8107593a>] warn_slowpath_common+0x8a/0xc0
  [124243.445523]  [<ffffffff810759b6>] warn_slowpath_fmt+0x46/0x50
  [124243.445537]  [<ffffffffc05c6947>] ieee80211_do_stop+0x8e7/0x8f0 [mac80211]
  [124243.445542]  [<ffffffff816e2fb3>] ? dev_deactivate_many+0x213/0x260
  [124243.445650]  [<ffffffffc05c696a>] ieee80211_stop+0x1a/0x20 [mac80211]
  [124243.445654]  [<ffffffff816b9145>] __dev_close_many+0x95/0xf0
  [124243.445657]  [<ffffffff816b9221>] dev_close_many+0x81/0x120
  [124243.445660]  [<ffffffff816bb7e6>] dev_close.part.68+0x36/0x50
  [124243.445663]  [<ffffffff816bb821>] dev_close+0x21/0x30
  [124243.445681]  [<ffffffffc045da5d>] cfg80211_shutdown_all_interfaces+0x4d/0xc0 [cfg80211]
  [124243.445699]  [<ffffffffc05e11c5>] ieee80211_reconfig+0x325/0x1620 [mac80211]
  [124243.445709]  [<ffffffffc05b01c2>] ieee80211_restart_work+0x42/0x80 [mac80211]
  [124243.445713]  [<ffffffff8108eb58>] process_one_work+0x158/0x430
  [124243.445716]  [<ffffffff8108f69b>] worker_thread+0x5b/0x530
  [124243.445719]  [<ffffffff8108f640>] ? rescuer_thread+0x3a0/0x3a0
  [124243.445723]  [<ffffffff81094739>] kthread+0xc9/0xe0
  [124243.445726]  [<ffffffff81094670>] ? kthread_create_on_node+0x1c0/0x1c0
  [124243.445730]  [<ffffffff817c9858>] ret_from_fork+0x58/0x90
  [124243.445733]  [<ffffffff81094670>] ? kthread_create_on_node+0x1c0/0x1c0
  [124243.445735] ---[ end trace a62a134da66aa279 ]---
  [124243.448086] cfg80211: Calling CRDA to update world regulatory domain
  [124243.556433] cfg80211: World regulatory domain updated:
  [124243.556437] cfg80211:  DFS Master region: unset
  [124243.556439] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
  [124243.556443] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
  [124243.556446] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
  [124243.556448] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm), (N/A)
  [124243.556451] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
  [124243.556453] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm), (N/A)
  [133493.814221] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133493.814227] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133493.860919] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133493.860921] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133493.907609] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133493.907612] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133493.954304] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133493.954306] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133494.001001] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133494.001003] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133494.044771] iwl3945 0000:02:00.0: Unable to initialize device after 5 attempts.
  [133545.013431] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133545.013438] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133545.060131] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133545.060135] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133545.106823] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133545.106825] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133545.153516] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133545.153519] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133545.200211] iwl3945 0000:02:00.0: BSM uCode verification failed at addr 0x00003800+0 (of 900), is 0xa5a5a5a2, s/b 0xf802020
  [133545.200213] iwl3945 0000:02:00.0: Unable to set up bootstrap uCode: -5
  [133545.240647] iwl3945 0000:02:00.0: Unable to initialize device after 5 attempts.
  --- 
  ApportVersion: 2.17.2-0ubuntu1.1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  hlorridi   1680 F.... pulseaudio
   /dev/snd/controlC1:  hlorridi   1680 F.... pulseaudio
  CurrentDesktop: Unity
  DistroRelease: Ubuntu 15.04
  HibernationDevice: RESUME=UUID=d4074c4f-5617-4a98-87e1-9c894f5b75fa
  InstallationDate: Installed on 2014-06-12 (350 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  MachineType: TOSHIBA Satellite P300
  Package: linux (not installed)
  ProcFB: 0 radeondrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-18-generic root=UUID=0f633b72-6188-4117-8517-6773907e19ce ro quiet splash vt.handoff=7
  ProcVersionSignature: Ubuntu 3.19.0-18.18-generic 3.19.6
  RelatedPackageVersions:
   linux-restricted-modules-3.19.0-18-generic N/A
   linux-backports-modules-3.19.0-18-generic  N/A
   linux-firmware                             1.143.1
  RfKill:
   0: phy0: Wireless LAN
   	Soft blocked: no
   	Hard blocked: no
  Tags:  vivid
  Uname: Linux 3.19.0-18-generic x86_64
  UpgradeStatus: Upgraded to vivid on 2015-05-16 (12 days ago)
  UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo vboxusers
  _MarkForUpload: True
  dmi.bios.date: 01/05/2009
  dmi.bios.vendor: TOSHIBA
  dmi.bios.version: V4.20
  dmi.board.name: Satellite P300
  dmi.board.vendor: TOSHIBA
  dmi.board.version: Not Applicable
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: TOSHIBA
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnTOSHIBA:bvrV4.20:bd01/05/2009:svnTOSHIBA:pnSatelliteP300:pvrPSPC4E-03R015FR:rvnTOSHIBA:rnSatelliteP300:rvrNotApplicable:cvnTOSHIBA:ct10:cvrN/A:
  dmi.product.name: Satellite P300
  dmi.product.version: PSPC4E-03R015FR
  dmi.sys.vendor: TOSHIBA

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