Re: Endless print of uhci_result_common: failed with status 440000

[Zdenek Kabelac]

2011/4/11 Zdenek Kabelac <zdenek.kabelac@xxxxxxxxx>:
> 2011/4/11 Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>:
>> On Mon, 11 Apr 2011, Zdenek Kabelac wrote:
>>
>>> Ok - add some more memory debug:
>>>
>>> [   13.347268] usb 1-1: USB disconnect, device number 3
>>> [   13.348113] btusb_bulk_complete: hci0 urb ffff8801367f6528 failed
>>> to resubmit (19)
>>> [   13.349111] btusb_intr_complete: hci0 urb ffff8801367f6840 failed
>>> to resubmit (19)
>>> [   13.349143] btusb_bulk_complete: hci0 urb ffff8801367fa630 failed
>>> to resubmit (19)
>>> [   13.409856] general protection fault: 0000 [#1] PREEMPT SMP
>>> [   13.413340] last sysfs file:
>>> /sys/devices/pci0000:00/0000:00:19.0/net/eth0/uevent
>>> [   13.413340] CPU 0
>>> [   13.413340] Modules linked in: ipt_REJECT xt_physdev xt_state
>>> iptable_filter ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4
>>> nf_conntrack nf_defrag_ipv4 ip_tables x_tables dm_mirror
>>> dm_region_hash dm_log dm_mod snd_hda_codec_analog btusb bluetooth
>>> virtio_net kvm_intel kvm arc4 ecb crypto_blkcipher cryptomgr aead
>>> crypto_algapi iwl3945 iwl_legacy snd_hda_intel snd_hda_codec usbhid
>>> snd_seq snd_seq_device mac80211 hid iTCO_wdt iTCO_vendor_support
>>> snd_pcm psmouse i2c_i801 serio_raw cfg80211 thinkpad_acpi snd_timer
>>> snd e1000e soundcore snd_page_alloc nvram wmi evdev i915
>>> drm_kms_helper drm i2c_algo_bit i2c_core uinput autofs4 pcmcia
>>> uhci_hcd ehci_hcd sdhci_pci sdhci sr_mod mmc_core yenta_socket cdrom
>>> usbcore video backlight [last unloaded: scsi_wait_scan]
>>> [   13.413340]
>>> [   13.413340] Pid: 815, comm: bluetoothd Not tainted
>>> 2.6.39-rc2-00144-gca71856 #121 LENOVO 6464CTO/6464CTO
>>> [   13.413340] RIP: 0010:[<ffffffff8109ae43>]  [<ffffffff8109ae43>]
>>> module_put+0x33/0x1b0
>>> [   13.413340] RSP: 0018:ffff8801389e1d68  EFLAGS: 00010296
>>> [   13.413340] RAX: ffffffffa04a32a6 RBX: 6b6b6b6b6b6b6b6b RCX: 0000000000000000
>>> [   13.413340] RDX: 0000000000000000 RSI: ffffffffa04a32a6 RDI: ffffffff8109ae43
>>> [   13.413340] RBP: ffff8801389e1d98 R08: 0000000000000000 R09: 0000000000000000
>>> [   13.413340] R10: 0000000000000000 R11: 0000000000000000 R12: ffff88013b028590
>>> [   13.413340] R13: 00000000ffffffed R14: ffff8801390ac7b0 R15: 000000000000000a
>>> [   13.413340] FS:  00007fe99d67d720(0000) GS:ffff88013ba00000(0000)
>>> knlGS:0000000000000000
>>> [   13.413340] CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
>>> [   13.413340] CR2: 00007fe99d4902b0 CR3: 0000000134dea000 CR4: 00000000000006f0
>>> [   13.413340] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
>>> [   13.413340] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
>>> [   13.413340] Process bluetoothd (pid: 815, threadinfo
>>> ffff8801389e0000, task ffff8801387d23a0)
>>> [   13.413340] Stack:
>>> [   13.413340]  ffff88013b028000 ffff88013b028000 ffff88013b028590
>>> 00000000ffffffed
>>> [   13.413340]  ffff8801390ac7b0 000000000000000a ffff8801389e1de8
>>> ffffffffa04a32a6
>>> [   13.413340]  ffff8801389e1db8 ffffffff8124f11a ffff8801389e1dd8
>>> 00000000400448c9
>>> [   13.413340] Call Trace:
>>> [   13.413340]  [<ffffffffa04a32a6>] hci_dev_open+0x96/0x3f0 [bluetooth]
>>> [   13.413340]  [<ffffffff8124f11a>] ? security_capable+0x2a/0x30
>>> [   13.413340]  [<ffffffffa04b0172>] hci_sock_ioctl+0x1e2/0x4b0 [bluetooth]
>>
>>> So - it looks like disabling BT in runtime is not enough  to avoid problems ;)
>>>
>>> So I've blacklisted  bluetooth & btusb -  and made quite several
>>> suspend/resume cycles  -
>>> and without  a single problem.
>>>
>>> So I'll keep an eye on this - but so far complete deactivation of BT
>>> either in BIOS or modules blacklisting solves the problem of weird
>>> USB deadlocking.
>>
>> Clearly there's something going wrong in the Bluetooth drivers.  You
>> should try posting some of this on the linux-bluetooth mailing list.
>
> I've created:
>
> https://bugzilla.kernel.org/show_bug.cgi?id=33062
>
> and I'm cc-ing linux-bluetooth.
>

In fact this Ooops might be related to:

http://marc.info/?l=linux-kernel&m=130207593728273&w=2

Zdenek
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