This sounds related. When I suspend/resume in Quantal I lose bluetooth sometimes. This happens both with suspend and with Hibernate. I'm running kernel:
Linux patrol 3.5.0-18-generic #29-Ubuntu SMP Fri Oct 19 10:26:51 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
This sounds related. When I suspend/resume in Quantal I lose bluetooth sometimes. This happens both with suspend and with Hibernate. I'm running kernel:
Linux patrol 3.5.0-18-generic #29-Ubuntu SMP Fri Oct 19 10:26:51 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
[10420.855640] thinkpad_acpi: asked for hotkey mask 0x0070ffbf, but firmware forced it to 0x0070ffbb buildd/ linux-3. 5.0/fs/ sysfs/dir. c:529 sysfs_add_ one+0xca/ 0x100() bluetooth/ hci0:11' codec_realtek nvidia(PO) coretemp kvm_intel kvm ghash_clmulni_intel aesni_intel cryptd snd_hda_intel aes_x86_64 snd_hda_codec snd_hwdep snd_pcm snd_seq_midi thinkpad_acpi snd_rawmidi microcode snd_seq_midi_event snd_seq snd_timer snd_seq_device iwlwifi psmouse snd nvram tpm_tis mac80211 nfsd serio_raw wmi nfs video lpc_ich lockd cfg80211 mei fscache auth_rpcgss nfs_acl mac_hid soundcore snd_page_alloc sunrpc lp parport firewire_ohci firewire_core sdhci_pci crc_itu_t sdhci e1000e c1f>] warn_slowpath_ common+ 0x7f/0xc0 d16>] warn_slowpath_ fmt+0x46/ 0x50 aaa>] sysfs_add_ one+0xca/ 0x100 7dd>] sysfs_do_ create_ link+0x12d/ 0x200 8c3>] sysfs_create_ link+0x13/ 0x20 e3c>] device_ add+0x3dc/ 0x6c0 3b1>] ? dev_set_ name+0x41/ 0x50 435>] hci_conn_ add_sysfs+ 0x45/0x80 [bluetooth] 520>] hci_conn_ complete_ evt.isra. 47+0xd0/ 0x390 [bluetooth] 1b0>] hci_event_ packet+ 0x1720/ 0x2580 [bluetooth] a39>] ? default_ spin_lock_ flags+0x9/ 0x10 84b>] hci_rx_ work+0x1bb/ 0x310 [bluetooth] 37e>] ? _raw_spin_ lock+0xe/ 0x20 76a>] process_ one_work+ 0x12a/0x420 690>] ? hci_send_ frame+0x90/ 0x90 [bluetooth] 30e>] worker_ thread+ 0x12e/0x2f0 1e0>] ? manage_ workers. isra.26+ 0x200/0x200 e03>] kthread+0x93/0xa0 924>] kernel_ thread_ helper+ 0x4/0x10 d70>] ? kthread_ freezable_ should_ stop+0x70/ 0x70 920>] ? gs_change+0x13/0x13
[10420.924233] ------------[ cut here ]------------
[10420.924239] WARNING: at /build/
[10420.924240] Hardware name: 2436CTO
[10420.924241] sysfs: cannot create duplicate filename '/class/
[10420.924241] Modules linked in: hid_generic hidp hid snd_hda_codec_hdmi joydev pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O) vboxdrv(O) uvcvideo videobuf2_core videodev videobuf2_vmalloc videobuf2_memops btusb bnep rfcomm parport_pc bluetooth arc4 ppdev snd_hda_
[10420.924274] Pid: 14811, comm: kworker/u:7 Tainted: P O 3.5.0-18-generic #29-Ubuntu
[10420.924275] Call Trace:
[10420.924279] [<ffffffff81051
[10420.924281] [<ffffffff81051
[10420.924283] [<ffffffff811f2
[10420.924285] [<ffffffff811f3
[10420.924287] [<ffffffff811f3
[10420.924289] [<ffffffff8141c
[10420.924291] [<ffffffff8141b
[10420.924299] [<ffffffffa04aa
[10420.924303] [<ffffffffa049d
[10420.924307] [<ffffffffa04a0
[10420.924310] [<ffffffff8103f
[10420.924315] [<ffffffffa0494
[10420.924319] [<ffffffff81683
[10420.924321] [<ffffffff81070
[10420.924325] [<ffffffffa0494
[10420.924335] [<ffffffff81071
[10420.924337] [<ffffffff81071
[10420.924340] [<ffffffff81075
[10420.924343] [<ffffffff8168c
[10420.924345] [<ffffffff81075
[10420.924347] [<ffffffff8168c
[10420.924348] ---[ end trace 1af38075db670b9c ]---
[10420.924380] Bluetooth: Failed to register connection device
Wakeup:
Device S-state Status Sysfs node
LID S4 *enabled
SLPB S3 *enabled
IGBE S4 *enabled pci:0000:00:19.0
EXP3 S4 *disabled
XHCI S3 *enabled pci:0000:00:14.0
EHC1 S3 *enabled pci:0000:00:1d.0
EHC2 S3 *enabled pci:0000:00:1a.0
HDEF S4 *disabled pci:0000:00:1b.0