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From: Domen Puncer <domen@coderock.org>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: Nishanth Aravamudan <nacc@us.ibm.com>,
	kernel-janitors@lists.osdl.org,
	BlueZ Mailing List <bluez-devel@lists.sourceforge.net>,
	Max Krasnyansky <maxk@qualcomm.com>
Subject: [KJ] Re: bluetooth/bluecard_cs: remove
Date: Fri, 18 Feb 2005 23:43:53 +0000	[thread overview]
Message-ID: <20050218234353.GA3840@masina.coderock.org> (raw)
In-Reply-To: <1107562301.6921.115.camel@pegasus>

[-- Attachment #1: Type: text/plain, Size: 408 bytes --]

On 05/02/05 01:11 +0100, Marcel Holtmann wrote:
> Hi Nish,
...
> Unable to handle kernel NULL pointer dereference at virtual address 00000004
>  printing eip:
...
> EIP is at prepare_to_wait+0x32/0xa0
...


I think this is because wait_queue_head_t variable is uninitialized.
(task_list is at offset 4, __add_wait_queue from prepare_to_wait uses it)

DECLARE_WAIT_QUEUE_HEAD should take care of it.


	Domen

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WARNING: multiple messages have this Message-ID (diff)
From: Domen Puncer <domen@coderock.org>
To: Marcel Holtmann <marcel@holtmann.org>
Cc: Nishanth Aravamudan <nacc@us.ibm.com>,
	kernel-janitors@lists.osdl.org,
	BlueZ Mailing List <bluez-devel@lists.sourceforge.net>,
	Max Krasnyansky <maxk@qualcomm.com>
Subject: Re: bluetooth/bluecard_cs: remove interruptible_sleep_on_timeout() usage
Date: Sat, 19 Feb 2005 00:43:53 +0100	[thread overview]
Message-ID: <20050218234353.GA3840@masina.coderock.org> (raw)
In-Reply-To: <1107562301.6921.115.camel@pegasus>

On 05/02/05 01:11 +0100, Marcel Holtmann wrote:
> Hi Nish,
...
> Unable to handle kernel NULL pointer dereference at virtual address 00000004
>  printing eip:
...
> EIP is at prepare_to_wait+0x32/0xa0
...


I think this is because wait_queue_head_t variable is uninitialized.
(task_list is at offset 4, __add_wait_queue from prepare_to_wait uses it)

DECLARE_WAIT_QUEUE_HEAD should take care of it.


	Domen

  parent reply	other threads:[~2005-02-18 23:43 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-02-02 22:58 [KJ] [PATCH 19/20] bluetooth/bluecard_cs: remove Nishanth Aravamudan
2005-02-02 23:16 ` [KJ] " Marcel Holtmann
2005-02-02 23:16   ` [Bluez-devel] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove interruptible_sleep_on_timeout() usage Marcel Holtmann
2005-02-03  0:25   ` [KJ] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove Nishanth Aravamudan
2005-02-03  0:25     ` [PATCH 19/20] bluetooth/bluecard_cs: remove interruptible_sleep_on_timeout() usage Nishanth Aravamudan
2005-02-05  0:11     ` [KJ] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove Marcel Holtmann
2005-02-05  0:11       ` [Bluez-devel] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove interruptible_sleep_on_timeout() usage Marcel Holtmann
2005-02-06 22:19       ` [KJ] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove Nish Aravamudan
2005-02-06 22:19         ` [KJ] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove interruptible_sleep_on_timeout() usage Nish Aravamudan
2005-02-06 22:38         ` [KJ] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove Marcel Holtmann
2005-02-06 22:38           ` [Bluez-devel] Re: [KJ] Re: [PATCH 19/20] bluetooth/bluecard_cs: remove interruptible_sleep_on_timeout() usage Marcel Holtmann
2005-02-18 23:43       ` Domen Puncer [this message]
2005-02-18 23:43         ` Domen Puncer

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