inconsistent lock state

[Erwin Rol]

My log files show the following error. Where should i report this (if
not here) and what other information is needed ?

- Erwin

.....
Jul 24 14:56:19 lat kernel: Bluetooth: RFCOMM ver 1.8
Jul 24 14:56:19 lat kernel: usb 5-4.4.2: new full speed USB device using ehci_hcd and address 7
Jul 24 14:56:19 lat kernel: usb 5-4.4.2: configuration #1 chosen from 1 choice
Jul 24 14:56:19 lat kernel: 
Jul 24 14:56:19 lat kernel: =================================
Jul 24 14:56:19 lat kernel: [ INFO: inconsistent lock state ]
Jul 24 14:56:19 lat kernel: ---------------------------------
Jul 24 14:56:19 lat kernel: inconsistent {hardirq-on-W} -> {in-hardirq-W} usage.
Jul 24 14:56:19 lat kernel: swapper/0 [HC1[1]:SC0[0]:HE0:SE1] takes:
Jul 24 14:56:19 lat kernel:  (&skb_queue_lock_key){++..}, at: [<c05ad505>] skb_queue_tail+0x14/0x32
Jul 24 14:56:19 lat kernel: {hardirq-on-W} state was registered at:
Jul 24 14:56:19 lat kernel:   [<c043c39f>] lock_acquire+0x4b/0x6c
Jul 24 14:56:19 lat kernel:   [<c0609960>] _spin_lock_bh+0x1e/0x2d
Jul 24 14:56:19 lat kernel:   [<c05e8096>] udp_ioctl+0x3b/0x6e
Jul 24 14:56:19 lat kernel:   [<c05ecaef>] inet_ioctl+0x8c/0x91
Jul 24 14:56:19 lat kernel:   [<c05a9377>] sock_ioctl+0x1b5/0x1d3
Jul 24 14:56:19 lat kernel:   [<c04830b2>] do_ioctl+0x22/0x67
Jul 24 14:56:19 lat kernel:   [<c048334f>] vfs_ioctl+0x258/0x26b
Jul 24 14:56:19 lat kernel:   [<c04833a9>] sys_ioctl+0x47/0x62
Jul 24 14:56:19 lat kernel:   [<c0403f31>] sysenter_past_esp+0x56/0x8d
Jul 24 14:56:19 lat kernel: irq event stamp: 410064
Jul 24 14:56:19 lat kernel: hardirqs last  enabled at (410063): [<c052114c>] acpi_processor_idle+0x24f/0x403
Jul 24 14:56:19 lat kernel: hardirqs last disabled at (410064): [<c0404a3f>] common_interrupt+0x1b/0x2c
Jul 24 14:56:19 lat kernel: softirqs last  enabled at (410046): [<c04298a1>] __do_softirq+0xec/0xf2
Jul 24 14:56:19 lat kernel: softirqs last disabled at (410013): [<c040661b>] do_softirq+0x5a/0xbe
Jul 24 14:56:19 lat kernel: 
Jul 24 14:56:19 lat kernel: other info that might help us debug this:
Jul 24 14:56:19 lat kernel: 1 lock held by swapper/0:
Jul 24 14:56:19 lat kernel:  #0:  (&husb->completion_lock){..?+}, at: [<f8adc3f8>] hci_usb_rx_complete+0x2a/0x4d6 [hci_usb]
Jul 24 14:56:19 lat kernel: 
Jul 24 14:56:19 lat kernel: stack backtrace:
Jul 24 14:56:19 lat kernel:  [<c04051e0>] show_trace_log_lvl+0x54/0xfd
Jul 24 14:56:19 lat kernel:  [<c040579c>] show_trace+0xd/0x10
Jul 24 14:56:19 lat kernel:  [<c04058ac>] dump_stack+0x19/0x1b
Jul 24 14:56:19 lat kernel:  [<c043a7ea>] print_usage_bug+0x1ca/0x1d7
Jul 24 14:56:19 lat kernel:  [<c043ab30>] mark_lock+0x96/0x353
Jul 24 14:56:19 lat kernel:  [<c043b849>] __lock_acquire+0x3b2/0x997
Jul 24 14:56:19 lat kernel:  [<c043c39f>] lock_acquire+0x4b/0x6c
Jul 24 14:56:19 lat kernel:  [<c0609c5f>] _spin_lock_irqsave+0x22/0x32
Jul 24 14:56:19 lat kernel:  [<c05ad505>] skb_queue_tail+0x14/0x32
Jul 24 14:56:19 lat kernel:  [<f8adc816>] hci_usb_rx_complete+0x448/0x4d6 [hci_usb]
Jul 24 14:56:19 lat kernel:  [<c057c612>] usb_hcd_giveback_urb+0x2d/0x5d
Jul 24 14:56:19 lat kernel:  [<f881f67a>] uhci_giveback_urb+0x11b/0x142 [uhci_hcd]
Jul 24 14:56:19 lat kernel:  [<f881fc9f>] uhci_scan_schedule+0x50d/0x784 [uhci_hcd]
Jul 24 14:56:19 lat kernel:  [<f8821744>] uhci_irq+0x11f/0x135 [uhci_hcd]
Jul 24 14:56:19 lat kernel:  [<c057d137>] usb_hcd_irq+0x26/0x54
Jul 24 14:56:19 lat kernel:  [<c044ff28>] handle_IRQ_event+0x20/0x4d
Jul 24 14:56:20 lat kernel:  [<c044ffe9>] __do_IRQ+0x94/0xef
Jul 24 14:56:20 lat kernel:  [<c0406738>] do_IRQ+0xb9/0xcd
Jul 24 14:56:20 lat kernel:  [<c0404a49>] common_interrupt+0x25/0x2c
Jul 24 14:56:20 lat kernel: Bluetooth: HIDP (Human Interface Emulation) ver 1.1
Jul 24 14:56:20 lat kernel: NET: Registered protocol family 10
......