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[Robert Jordens <jordens@xxxxxxxxxxxx>]

Still and the same here on kernel 4.4.0-15-generic, xenial.

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https://bugs.launchpad.net/bugs/1331149

Title:
  Bluetooth: hci0 failed to open Intel firmware file

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Loading the Bluetooth firmware doesn't always work after resume. There
  are examples of both success and failure in the dmesg.

  
  $ ls -l /lib/firmware/intel/ibt-hw-37.7.10-fw-1.80.2.3.d.bseq
  -rw-r--r-- 1 root root 17917 jan 30 14:13 /lib/firmware/intel/ibt-hw-37.7.10-fw-1.80.2.3.d.bseq


  [44897.486087] Bluetooth: hci0: read Intel version: 370710018002030d00
  [44897.486095] ------------[ cut here ]------------
  [44897.486102] WARNING: CPU: 0 PID: 381 at /build/buildd/linux-3.13.0/drivers/base/firmware_class.c:1089 _request_firmware+0x5d9/0xb10()
  [44897.473636] Restarting tasks ...
  [44897.486104] Modules linked in: ctr ccm arc4 iwlmvm mac80211 intel_rapl x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_hdmi coretemp snd_hda_codec_realtek kvm_intel bnep rfcomm snd_hda_intel kvm snd_hda_codec snd_hwdep joydev snd_pcm serio_raw snd_page_alloc iwlwifi snd_seq_midi thinkpad_acpi snd_seq_midi_event nvram lpc_ich snd_rawmidi cfg80211 btusb snd_seq snd_seq_device rtsx_pci_ms snd_timer intel_smartconnect mac_hid memstick bluetooth snd soundcore parport_pc ppdev nls_iso8859_1 lp parport dm_crypt rtsx_pci_sdmmc crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw i915 gf128mul glue_helper ablk_helper cryptd psmouse i2c_algo_bit e1000e drm_kms_helper ahci drm libahci ptp rtsx_pci pps_core wmi video
  [44897.486160] CPU: 0 PID: 381 Comm: kworker/u17:1 Not tainted 3.13.0-29-generic #53-Ubuntu
  [44897.486162] Hardware name: LENOVO 20AM009DMS/20AM009DMS, BIOS GIET74WW (2.24 ) 05/13/2014
  [44897.486176] Workqueue: hci0 hci_power_on [bluetooth]
  [44897.486179]  0000000000000009 ffff880232315bc8 ffffffff8171a214 0000000000000000
  [44897.486183]  ffff880232315c00 ffffffff810676bd ffff880232315d28 ffff880231408b80
  [44897.486187]  ffff880168b1ee40 00000000fffffff5 ffff880232315d20 ffff880232315c10
  [44897.486190] Call Trace:
  [44897.486197]  [<ffffffff8171a214>] dump_stack+0x45/0x56
  [44897.486201]  [<ffffffff810676bd>] warn_slowpath_common+0x7d/0xa0
  [44897.486204]  [<ffffffff8106779a>] warn_slowpath_null+0x1a/0x20
  [44897.486208]  [<ffffffff814a3229>] _request_firmware+0x5d9/0xb10
  [44897.486212]  [<ffffffff814a3794>] request_firmware+0x34/0x50
  [44897.486217]  [<ffffffffa0272e44>] btusb_setup_intel+0x1b4/0x7f0 [btusb]
  [44897.486229]  [<ffffffffa028bbd5>] hci_dev_do_open+0x275/0x760 [bluetooth]
  [44897.486239]  [<ffffffffa028c6b0>] hci_power_on+0x40/0x180 [bluetooth]
  [44897.486243]  [<ffffffff810838a2>] process_one_work+0x182/0x450
  [44897.486246]  [<ffffffff81084641>] worker_thread+0x121/0x410
  [44897.486250]  [<ffffffff81084520>] ? rescuer_thread+0x3e0/0x3e0
  [44897.486253]  [<ffffffff8108b322>] kthread+0xd2/0xf0
  [44897.486256]  [<ffffffff8108b250>] ? kthread_create_on_node+0x1d0/0x1d0
  [44897.486260]  [<ffffffff8172ab3c>] ret_from_fork+0x7c/0xb0
  [44897.486263]  [<ffffffff8108b250>] ? kthread_create_on_node+0x1d0/0x1d0
  [44897.486266] ---[ end trace dc2cb2f3b632ce87 ]---
  [44897.486270] bluetooth hci0: firmware: intel/ibt-hw-37.7.10-fw-1.80.2.3.d.bseq will not be loaded
  [44897.486274] Bluetooth: hci0 failed to open Intel firmware file: intel/ibt-hw-37.7.10-fw-1.80.2.3.d.bseq(-11)
  [44897.486277] ------------[ cut here ]------------
  [44897.486280] WARNING: CPU: 0 PID: 381 at /build/buildd/linux-3.13.0/drivers/base/firmware_class.c:1089 _request_firmware+0x5d9/0xb10()
  [44897.486282] Modules linked in: ctr ccm arc4 iwlmvm mac80211 intel_rapl x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_hdmi coretemp snd_hda_codec_realtek kvm_intel bnep rfcomm snd_hda_intel kvm snd_hda_codec snd_hwdep joydev snd_pcm serio_raw snd_page_alloc iwlwifi snd_seq_midi thinkpad_acpi snd_seq_midi_event nvram lpc_ich snd_rawmidi cfg80211 btusb snd_seq snd_seq_device rtsx_pci_ms snd_timer intel_smartconnect mac_hid memstick bluetooth snd soundcore parport_pc ppdev nls_iso8859_1 lp parport dm_crypt rtsx_pci_sdmmc crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel aes_x86_64 lrw i915 gf128mul glue_helper ablk_helper cryptd psmouse i2c_algo_bit e1000e drm_kms_helper ahci drm libahci ptp rtsx_pci pps_core wmi video
  [44897.486322] CPU: 0 PID: 381 Comm: kworker/u17:1 Tainted: G        W    3.13.0-29-generic #53-Ubuntu
  [44897.486323] Hardware name: LENOVO 20AM009DMS/20AM009DMS, BIOS GIET74WW (2.24 ) 05/13/2014
  [44897.486337] Workqueue: hci0 hci_power_on [bluetooth]
  [44897.486339]  0000000000000009 ffff880232315bc8 ffffffff8171a214 0000000000000000
  [44897.486343]  ffff880232315c00 ffffffff810676bd ffff880232315d28 ffff880231408b80
  [44897.486346]  ffff880168b1ee40 00000000fffffff5 ffff880232315d20 ffff880232315c10
  [44897.486350] Call Trace:
  [44897.486354]  [<ffffffff8171a214>] dump_stack+0x45/0x56
  [44897.486358]  [<ffffffff810676bd>] warn_slowpath_common+0x7d/0xa0
  [44897.486361]  [<ffffffff8106779a>] warn_slowpath_null+0x1a/0x20
  [44897.486365]  [<ffffffff814a3229>] _request_firmware+0x5d9/0xb10
  [44897.486368]  [<ffffffff814a3794>] request_firmware+0x34/0x50
  [44897.486373]  [<ffffffffa02730fd>] btusb_setup_intel+0x46d/0x7f0 [btusb]
  [44897.486383]  [<ffffffffa028bbd5>] hci_dev_do_open+0x275/0x760 [bluetooth]
  [44897.486393]  [<ffffffffa028c6b0>] hci_power_on+0x40/0x180 [bluetooth]
  [44897.486397]  [<ffffffff810838a2>] process_one_work+0x182/0x450
  [44897.486400]  [<ffffffff81084641>] worker_thread+0x121/0x410
  [44897.486403]  [<ffffffff81084520>] ? rescuer_thread+0x3e0/0x3e0
  [44897.486408]  [<ffffffff8108b322>] kthread+0xd2/0xf0
  [44897.486410]  [<ffffffff8108b250>] ? kthread_create_on_node+0x1d0/0x1d0
  [44897.486415]  [<ffffffff8172ab3c>] ret_from_fork+0x7c/0xb0
  [44897.486418]  [<ffffffff8108b250>] ? kthread_create_on_node+0x1d0/0x1d0
  [44897.486421] ---[ end trace dc2cb2f3b632ce88 ]---
  [44897.486424] bluetooth hci0: firmware: intel/ibt-hw-37.7.bseq will not be loaded
  [44897.486427] Bluetooth: hci0 failed to open default Intel fw file: intel/ibt-hw-37.7.bseq

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.13.0-29-generic 3.13.0-29.53
  ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2
  Uname: Linux 3.13.0-29-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.2
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC1:  plu        2187 F.... pulseaudio
   /dev/snd/pcmC1D0p:   plu        2187 F...m pulseaudio
   /dev/snd/controlC0:  plu        2187 F.... pulseaudio
  CurrentDesktop: GNOME
  Date: Tue Jun 17 21:08:09 2014
  HibernationDevice: RESUME=UUID=11727aa1-1af3-4936-9956-936b91971c1f
  InstallationDate: Installed on 2014-05-09 (39 days ago)
  InstallationMedia: Ubuntu-GNOME 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.2)
  MachineType: LENOVO 20AM009DMS
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-29-generic.efi.signed root=/dev/mapper/ubuntu--gnome--vg-root ro quiet splash pcie_aspm=force vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-3.13.0-29-generic N/A
   linux-backports-modules-3.13.0-29-generic  N/A
   linux-firmware                             1.127.2
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 05/13/2014
  dmi.bios.vendor: LENOVO
  dmi.bios.version: GIET74WW (2.24 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20AM009DMS
  dmi.board.vendor: LENOVO
  dmi.board.version: 0B98401 PRO
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvrGIET74WW(2.24):bd05/13/2014:svnLENOVO:pn20AM009DMS:pvrThinkPadX240:rvnLENOVO:rn20AM009DMS:rvr0B98401PRO:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 20AM009DMS
  dmi.product.version: ThinkPad X240
  dmi.sys.vendor: LENOVO

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