Attachment 294138 Details for Bug 431758 – dmesg snippet

dmesg snippet

dmesg_bluetooth (text/plain), 1.88 KB, created by Zack Cerza on 2008-02-06 19:49:32 UTC

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Creator: Zack Cerza

Created: 2008-02-06 19:49:32 UTC

Size: 1.88 KB

patch

obsolete

>Bluetooth: HCI USB driver ver 2.9
>usbcore: registered new interface driver hci_usb
>
>=================================
>[ INFO: inconsistent lock state ]
>2.6.24-17.fc9 #1
>---------------------------------
>inconsistent {in-softirq-W} -> {softirq-on-W} usage.
>krfcommd/1886 [HC0[0]:SC0[0]:HE1:SE1] takes:
> (slock-AF_BLUETOOTH){-+..}, at: [<f8da0623>] rfcomm_connect_ind+0xba/0x183 [rfcomm]
>{in-softirq-W} state was registered at:
>  [<c044c7b4>] __lock_acquire+0x4af/0xc5b
>  [<c044cfdb>] lock_acquire+0x7b/0x9e
>  [<c0644006>] _spin_lock+0x2e/0x58
>  [<f8d390b9>] l2cap_recv_frame+0x2ac/0x10dd [l2cap]
>  [<f8d39fb2>] l2cap_recv_acldata+0xc8/0x2a0 [l2cap]
>  [<f8d83d47>] hci_rx_task+0x14f/0x241 [bluetooth]
>  [<c0433073>] tasklet_action+0x71/0xd6
>  [<c0433b9d>] __do_softirq+0x84/0x107
>  [<c04077c2>] do_softirq+0x79/0xdf
>  [<ffffffff>] 0xffffffff
>irq event stamp: 213
>hardirqs last  enabled at (213): [<c0643ed7>] _spin_unlock_irqrestore+0x40/0x50
>hardirqs last disabled at (212): [<c064411a>] _spin_lock_irqsave+0x26/0x77
>softirqs last  enabled at (198): [<c0433c18>] __do_softirq+0xff/0x107
>softirqs last disabled at (171): [<c04077c2>] do_softirq+0x79/0xdf
>
>other info that might help us debug this:
>2 locks held by krfcommd/1886:
> #0:  (rfcomm_mutex){--..}, at: [<f8d9ddd0>] rfcomm_run+0x16e/0x1618 [rfcomm]
> #1:  (old_style_rw_init#4){-.--}, at: [<f8da058f>] rfcomm_connect_ind+0x26/0x183 [rfcomm]
>
>stack backtrace:
>Pid: 1886, comm: krfcommd Not tainted 2.6.24-17.fc9 #1
> [<c04070c4>] show_trace+0x1a/0x32
> [<c0647de9>] _etext+0x6c/0x72
> [<c044b3ff>] print_usage_bug+0x144/0x14e
> [<c044b9fa>] mark_lock+0x28c/0x405
> [<c044c839>] __lock_acquire+0x534/0xc5b
> [<c044cfdb>] lock_acquire+0x7b/0x9e
> [<c0644006>] _spin_lock+0x2e/0x58
> [<f8da0623>] rfcomm_connect_ind+0xba/0x183 [rfcomm]
> [<f8d9e81a>] rfcomm_run+0xbb8/0x1618 [rfcomm]
> [<c04403a8>] kthread+0x3b/0x61
> [<c0405fc7>] kernel_thread_helper+0x7/0x10
> =======================

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Attachments on bug 431758: 294138