linux-kernel - Re: 2.6.33.3-rt16 Oops caused by umount

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Date:	Wed, 28 Apr 2010 18:33:59 -0500
From:	Xianghua Xiao <xiaoxianghua@...il.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	john stultz <johnstul@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.33.3-rt16 Oops caused by umount

On Wed, Apr 28, 2010 at 4:46 PM, Thomas Gleixner <tglx@...utronix.de> wrote:
> On Wed, 28 Apr 2010, Xianghua Xiao wrote:
>> On Wed, Apr 28, 2010 at 3:22 PM, Thomas Gleixner <tglx@...utronix.de> wrote:
>> >
>> > Can you please decode the code lines with
>> >
>> > # addr2line -e vmlinux 0xc009ca1c 0xc009c9cc
>> >
>> > You need to enable CONFIG_DEBUG_INFO to get real line numbers.
>>
>> # reboot
>> # Oops: Kernel access of bad area, sig: 11 [#1]
>> PREEMPT 834x SYS
>> Modules linked in:
>> NIP: c009ded8 LR: c009de88 CTR: 00000000
>
> Again. Can you please decode the code lines with
>
> # addr2line -e vmlinux 0xc009ded8 0xc009de88
>
> Please run the above shell command in the directory where your kernel
> compile output resides. If you compiled with O=BUILD_DIR then cd to
> $BUILD_DIR otherwise you will find vmlinux in the root of your kernel
> source tree. Please provide the output.
>
> Thanks,
>
>        tglx
>

here it is, just in case I also attached the source file related:
addr2line -e vmlinux c009ded8   c009de88
/home/xxiao/xxiao/linux-2.6.33.3/fs/file_table.c:436
/home/xxiao/xxiao/linux-2.6.33.3/fs/file_table.c:440

thanks,

View attachment "file_table.c" of type "text/x-csrc" (12380 bytes)