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["Christopher M. Penalver" <christopher.m.penalver@xxxxxxxxx>]

Ilya Murav'jov, it will help immensely if you filed a new report via a terminal:
ubuntu-bug linux

Please feel free to subscribe me to it.

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

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https://bugs.launchpad.net/bugs/888828

Title:
  0a5c:217f [ThinkPad X201s] sysfs: cannot create duplicate filename
  '/class/bluetooth/hci0:1 2'

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Came back to my computer and started moving my bluetooth mouse around,
  got this Oops:

  [182074.145691] ------------[ cut here ]------------
  [182074.145703] WARNING: at /build/buildd/linux-3.0.0/fs/sysfs/dir.c:455 sysfs_a
  dd_one+0xc0/0xf0()
  [182074.145705] Hardware name: 514328U
  [182074.145706] sysfs: cannot create duplicate filename '/class/bluetooth/hci0:1
  2'
  [182074.145708] Modules linked in: nls_utf8 isofs serpent msr usb_storage uas hi
  dp hid joydev bnep rfcomm parport_pc ppdev arc4 snd_hda_codec_hdmi snd_hda_codec
  _conexant snd_hda_intel snd_hda_codec thinkpad_acpi btusb snd_hwdep snd_seq_midi
   snd_rawmidi snd_pcm bluetooth iwlagn mac80211 snd_seq_midi_event psmouse serio_
  raw intel_ips cfg80211 snd_seq snd_page_alloc snd_timer snd_seq_device mei(C) sn
  d tpm_tis soundcore nvram binfmt_misc lp parport dm_crypt ahci libahci i915 drm_
  kms_helper e1000e drm i2c_algo_bit video wmi
  [182074.145752] Pid: 30238, comm: kworker/u:8 Tainted: G        WC  3.0.0-12-gen
  eric #20-Ubuntu
  [182074.145754] Call Trace:
  [182074.145762]  [<ffffffff8105e83f>] warn_slowpath_common+0x7f/0xc0
  [182074.145765]  [<ffffffff8105e936>] warn_slowpath_fmt+0x46/0x50
  [182074.145768]  [<ffffffff811d8690>] sysfs_add_one+0xc0/0xf0
  [182074.145772]  [<ffffffff811d9045>] sysfs_do_create_link+0x125/0x210
  [182074.145775]  [<ffffffff811d85f8>] ? sysfs_add_one+0x28/0xf0
  [182074.145778]  [<ffffffff811d9143>] sysfs_create_link+0x13/0x20
  [182074.145785]  [<ffffffff813ca399>] device_add_class_symlinks+0x89/0xe0
  [182074.145788]  [<ffffffff811d78d6>] ? sysfs_create_file+0x26/0x30
  [182074.145791]  [<ffffffff813cbcb8>] device_add+0x228/0x3e0
  [182074.145793]  [<ffffffff813cba6b>] ? device_private_init+0x5b/0x80
  [182074.145803]  [<ffffffffa02fc5d0>] ? __match_tty+0x40/0x40 [bluetooth]
  [182074.145810]  [<ffffffffa02fc633>] add_conn+0x63/0x110 [bluetooth]
  [182074.145816]  [<ffffffffa02fc5d0>] ? __match_tty+0x40/0x40 [bluetooth]
  [182074.145822]  [<ffffffff8107c09a>] process_one_work+0x11a/0x480
  [182074.145825]  [<ffffffff8107cd65>] worker_thread+0x165/0x370
  [182074.145827]  [<ffffffff8107cc00>] ? manage_workers.isra.30+0x130/0x130
  [182074.145831]  [<ffffffff8108120c>] kthread+0x8c/0xa0
  [182074.145836]  [<ffffffff815f33e4>] kernel_thread_helper+0x4/0x10
  [182074.145839]  [<ffffffff81081180>] ? flush_kthread_worker+0xa0/0xa0
  [182074.145841]  [<ffffffff815f33e0>] ? gs_change+0x13/0x13
  [182074.145843] ---[ end trace 66790f2bdb06b760 ]---
  [182074.145870] add_conn: Failed to register connection device
  [182074.296220] iwlagn 0000:02:00.0: iwlagn_tx_agg_start on ra = c4:3d:c7:a7:ac:
  ea tid = 0
  [182074.363644] BUG: unable to handle kernel NULL pointer dereference at 0000000
  000000039
  [182074.365957] IP: [<ffffffff811d87f5>] sysfs_create_dir+0x35/0xc0
  [182074.367184] PGD 0 
  [182074.368374] Oops: 0000 [#1] SMP 
  [182074.369563] CPU 0 
  [182074.369572] Modules linked in: nls_utf8 isofs serpent msr usb_storage uas hi
  dp hid joydev bnep rfcomm parport_pc ppdev arc4 snd_hda_codec_hdmi snd_hda_codec
  _conexant snd_hda_intel snd_hda_codec thinkpad_acpi btusb snd_hwdep snd_seq_midi
   snd_rawmidi snd_pcm bluetooth iwlagn mac80211 snd_seq_midi_event psmouse serio_
  raw intel_ips cfg80211 snd_seq snd_page_alloc snd_timer snd_seq_device mei(C) snd tpm_tis soundcore nvram binfmt_misc lp parport dm_crypt ahci libahci i915 drm_kms_helper e1000e drm i2c_algo_bit video wmi
  [182074.374868] 
  [182074.376218] Pid: 1137, comm: bluetoothd Tainted: G        WC  3.0.0-12-generic #20-Ubuntu LENOVO 514328U/514328U
  [182074.377626] RIP: 0010:[<ffffffff811d87f5>]  [<ffffffff811d87f5>] sysfs_create_dir+0x35/0xc0
  [182074.379051] RSP: 0018:ffff88012f97dab8  EFLAGS: 00010246
  [182074.380465] RAX: ffff8800655c19b0 RBX: ffff880063dad898 RCX: ffff880063dad8a0
  [182074.381903] RDX: ffff88000699f028 RSI: 0000000000000000 RDI: ffff880063dad898
  [182074.383307] RBP: ffff88012f97dae8 R08: 0000000000000000 R09: ffff88012c56e780
  [182074.384873] R10: 0000000000000000 R11: ffffc90000002000 R12: 0000000000000000
  [182074.386496] R13: 0000000000000000 R14: ffff880063dadad8 R15: 00000000ffffffea
  [182074.388076] FS:  00007f7812b09740(0000) GS:ffff880137c00000(0000) knlGS:0000000000000000
  [182074.389566] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  [182074.391012] CR2: 0000000000000039 CR3: 0000000130a16000 CR4: 00000000000006f0
  [182074.392478] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
  [182074.393949] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
  [182074.395426] Process bluetoothd (pid: 1137, threadinfo ffff88012f97c000, task ffff88012c2f0000)
  [182074.396938] Stack:
  [182074.398400]  ffff88012f97dad8 ffff88013701d138 ffff88012f97dae8 ffff880063dad898
  [182074.399908]  ffff8800655c19b0 0000000000000000 ffff88012f97db28 ffffffff812e9d01
  [182074.401443]  ffff88012f97db38 ffff880063dad898 ffff8800655c19b0 0000000000000000
  [182074.403024] Call Trace:
  [182074.404587]  [<ffffffff812e9d01>] kobject_add_internal+0xb1/0x200
  [182074.406148]  [<ffffffff812ea1c7>] kobject_add+0x67/0xc0
  [182074.407700]  [<ffffffff813cbb8d>] device_add+0xfd/0x3e0
  [182074.409264]  [<ffffffffa039dd12>] hid_add_device+0x82/0x110 [hid]
  [182074.410825]  [<ffffffffa0365ffb>] hidp_add_connection+0x34b/0x5b0 [hidp]
  [182074.412386]  [<ffffffff81081cb0>] ? add_wait_queue+0x60/0x60
  [182074.413951]  [<ffffffffa0366801>] hidp_sock_ioctl+0x241/0x2d0 [hidp]
  [182074.415520]  [<ffffffff81284086>] ? security_sk_alloc+0x16/0x20
  [182074.417119]  [<ffffffff814c66c3>] ? sk_prot_alloc+0x83/0x210
  [182074.418680]  [<ffffffff81153e9c>] ? kmem_cache_alloc_trace+0x10c/0x140
  [182074.420277]  [<ffffffff812b696c>] ? apparmor_file_alloc_security+0x2c/0x60
  [182074.421815]  [<ffffffff814c0110>] sock_do_ioctl+0x30/0x70
  [182074.423340]  [<ffffffff814c1199>] sock_ioctl+0x79/0x2f0
  [182074.424885]  [<ffffffff8117939a>] do_vfs_ioctl+0x8a/0x340
  [182074.426420]  [<ffffffff811796e1>] sys_ioctl+0x91/0xa0
  [182074.428000]  [<ffffffff814c3480>] ? sys_socket+0x40/0x70
  [182074.429531]  [<ffffffff815f22c2>] system_call_fastpath+0x16/0x1b
  [182074.431063] Code: 83 ec 18 66 66 66 66 90 48 85 ff 48 89 fb 0f 84 98 00 00 00 48 8b 47 18 49 c7 c4 20 8e a4 81 48 85 c0 74 04 4c 8b 60 30 45 31 ed 
  [182074.431185]  80 7c 24 39 00 75 5b 48 89 df e8 8b 1f 11 00 48 85 c0 74 66 
  [182074.434564] RIP  [<ffffffff811d87f5>] sysfs_create_dir+0x35/0xc0
  [182074.436272]  RSP <ffff88012f97dab8>
  [182074.437971] CR2: 0000000000000039
  [182074.509450] ---[ end trace 66790f2bdb06b761 ]---


  
  Now my mouse doesn't work, and oddly the scroll on my synaptics touchpad got broken. I'm not sure if I can reproduce this issue.

  ProblemType: Bug
  DistroRelease: Ubuntu 11.10
  Package: gnome-bluetooth 3.2.0-0ubuntu2
  ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
  Uname: Linux 3.0.0-12-generic x86_64
  ApportVersion: 1.23-0ubuntu4
  Architecture: amd64
  Date: Thu Nov 10 19:10:12 2011
  ExecutablePath: /usr/bin/bluetooth-applet
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111011)
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: gnome-bluetooth
  UpgradeStatus: No upgrade log present (probably fresh install)
  --- 
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24.
  ApportVersion: 1.23-0ubuntu4
  Architecture: amd64
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: CONEXANT Analog [CONEXANT Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  james      1789 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xf2520000 irq 44'
     Mixer name	: 'Intel IbexPeak HDMI'
     Components	: 'HDA:14f15069,17aa2156,00100302 HDA:80862804,17aa21b5,00100000'
     Controls      : 12
     Simple ctrls  : 6
  Card29.Amixer.info:
   Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw 6QHT28WW-1.09'
     Mixer name	: 'ThinkPad EC 6QHT28WW-1.09'
     Components	: ''
     Controls      : 1
     Simple ctrls  : 1
  Card29.Amixer.values:
   Simple mixer control 'Console',0
     Capabilities: pswitch pswitch-joined penum
     Playback channels: Mono
     Mono: Playback [on]
  DistroRelease: Ubuntu 11.10
  HibernationDevice: RESUME=UUID=73dca4b5-47c0-4360-8187-88ef3c512554
  InstallationMedia: Ubuntu 11.10 "Oneiric Ocelot" - Release amd64 (20111011)
  MachineType: LENOVO 514328U
  Package: linux (not installed)
  ProcEnviron:
   PATH=(custom, no user)
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.0.0-12-generic root=UUID=21d564c9-b02c-4226-81dc-b9ca1e0ac1a0 ro pcie_aspm=force
  ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
  RelatedPackageVersions:
   linux-restricted-modules-3.0.0-12-generic N/A
   linux-backports-modules-3.0.0-12-generic  N/A
   linux-firmware                            1.60
  StagingDrivers: mei
  Tags:  oneiric running-unity staging
  Uname: Linux 3.0.0-12-generic x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
  dmi.bios.date: 04/20/2010
  dmi.bios.vendor: LENOVO
  dmi.bios.version: 6QET44WW (1.14 )
  dmi.board.name: 514328U
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Available
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: dmi:bvnLENOVO:bvr6QET44WW(1.14):bd04/20/2010:svnLENOVO:pn514328U:pvrThinkPadX201s:rvnLENOVO:rn514328U:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 514328U
  dmi.product.version: ThinkPad X201s
  dmi.sys.vendor: LENOVO

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