netdev - Re: [BUG net-2.6] bluetooth/rfcomm : sleeping function called from invalid context at mm/slub.c:1719

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Thu, 8 Oct 2009 09:25:07 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Oliver Hartkopp <oliver@...tkopp.net>
Cc:	Marcel Holtmann <marcel@...tmann.org>,
	Linux Netdev List <netdev@...r.kernel.org>,
	linux-bluetooth@...r.kernel.org
Subject: Re: [BUG net-2.6] bluetooth/rfcomm : sleeping function called from 
	invalid context at mm/slub.c:1719

On Thu, Oct 8, 2009 at 1:16 AM, Oliver Hartkopp <oliver@...tkopp.net> wrote:
> Oliver Hartkopp wrote:
>> Dave Young wrote:
>>> On Fri, Oct 2, 2009 at 2:28 PM, Oliver Hartkopp <oliver@...tkopp.net> wrote:
>>>> Hello Marcel,
>>>>
>>>> with current net-2.6 tree ...
>>>>
>>>> While starting my PPP Bluetooth dialup networking, i got this:
>>> Hi, oliver
>>>
>>> please try following patch:
>>> http://patchwork.kernel.org/patch/51326/
>>
>> Hi Dave,
>>
>> that fixed it at ppp startup!
>>
>> Tested-by: Oliver Hartkopp <oliver@...tkopp.net>
>
> Hi Dave,
>
> what's the state of this patch?
>
> Has it gone upstream?

Not yet.

Marcel, could you pick it?  If there's potential problem please tell.

>
> Regards,
> Oliver
>
>>
>> Btw. when shutting down the ppp connection i still get this:
>>
>> [  361.996887] INFO: trying to register non-static key.
>> [  361.996897] the code is fine but needs lockdep annotation.
>> [  361.996902] turning off the locking correctness validator.
>> [  361.996912] Pid: 0, comm: swapper Not tainted 2.6.31-08939-gdb8abec-dirty #22
>> [  361.996919] Call Trace:
>> [  361.996933]  [<c12e4fb2>] ? printk+0xf/0x11
>> [  361.996947]  [<c1042214>] register_lock_class+0x5a/0x295
>> [  361.996957]  [<c1043af2>] __lock_acquire+0x9b/0xc03
>> [  361.996967]  [<c104464b>] ? __lock_acquire+0xbf4/0xc03
>> [  361.996985]  [<fa59a168>] ? l2cap_get_chan_by_scid+0x35/0x43 [l2cap]
>> [  361.996995]  [<c104491f>] ? lock_release_non_nested+0x17b/0x1db
>> [  361.997008]  [<fa59a168>] ? l2cap_get_chan_by_scid+0x35/0x43 [l2cap]
>> [  361.997018]  [<c10426fd>] ? trace_hardirqs_off+0xb/0xd
>> [  361.997028]  [<c10446b6>] lock_acquire+0x5c/0x73
>> [  361.997039]  [<c124cd14>] ? skb_dequeue+0x12/0x4c
>> [  361.997049]  [<c12e6e23>] _spin_lock_irqsave+0x24/0x34
>> [  361.997058]  [<c124cd14>] ? skb_dequeue+0x12/0x4c
>> [  361.997066]  [<c124cd14>] skb_dequeue+0x12/0x4c
>> [  361.997075]  [<c124d579>] skb_queue_purge+0x14/0x1b
>> [  361.997088]  [<fa59ce3f>] l2cap_recv_frame+0xe9e/0x129a [l2cap]
>> [  361.997099]  [<c10421d1>] ? register_lock_class+0x17/0x295
>> [  361.997110]  [<c104464b>] ? __lock_acquire+0xbf4/0xc03
>> [  361.997128]  [<c104464b>] ? __lock_acquire+0xbf4/0xc03
>> [  361.997139]  [<c120de74>] ? uhci_giveback_urb+0xf2/0x162
>> [  361.997163]  [<f8bb4c45>] ? hci_rx_task+0xfe/0x1f8 [bluetooth]
>> [  361.997177]  [<fa59d2e4>] l2cap_recv_acldata+0xa9/0x1be [l2cap]
>> [  361.997190]  [<fa59d23b>] ? l2cap_recv_acldata+0x0/0x1be [l2cap]
>> [  361.997208]  [<f8bb4c77>] hci_rx_task+0x130/0x1f8 [bluetooth]
>> [  361.997219]  [<c102a098>] tasklet_action+0x6b/0xb2
>> [  361.997228]  [<c102a46b>] __do_softirq+0x82/0x101
>> [  361.997237]  [<c102a515>] do_softirq+0x2b/0x43
>> [  361.997246]  [<c102a619>] irq_exit+0x35/0x68
>> [  361.997256]  [<c1004513>] do_IRQ+0x80/0x96
>> [  361.997265]  [<c10030ae>] common_interrupt+0x2e/0x34
>> [  361.997275]  [<c104007b>] ? tick_device_uses_broadcast+0x71/0x7c
>> [  361.997286]  [<c11747a8>] ? acpi_idle_enter_simple+0x103/0x12e
>> [  361.997296]  [<c1174515>] acpi_idle_enter_bm+0xc3/0x253
>> [  361.997306]  [<c1238b6f>] cpuidle_idle_call+0x60/0x91
>> [  361.997315]  [<c1001d44>] cpu_idle+0x49/0x65
>> [  361.997324]  [<c12e2f0e>] start_secondary+0x190/0x195
>>
>>
>> Thanks,
>> Oliver
>>
>>
>
>



-- 
Regards
dave
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html