need help how to debug xfs crash issue xfs_iunlink_remove: xfs_inotobp() returned error 22

[符永涛]

Dear xfs experts,
Can I just call xfs_stack_trace(); in the second line of
xfs_do_force_shutdown() to print stack and rebuild kernel to check what's
the error?


2013/4/12 符永涛 <yongtaofu at gmail.com>

> Hi Brian,
> What else I'm missing? Thank you.
> stap -e 'probe module("xfs").function("xfs_iunlink"){}'
>
> WARNING: cannot find module xfs debuginfo: No DWARF information found
> semantic error: no match while resolving probe point
> module("xfs").function("xfs_iunlink")
> Pass 2: analysis failed.  Try again with another '--vp 01' option.
>
>
> 2013/4/12 符永涛 <yongtaofu at gmail.com>
>
>> ls -l
>> /usr/lib/debug/lib/modules/2.6.32-279.el6.x86_64/kernel/fs/xfs/xfs.ko.debug
>> -r--r--r-- 1 root root 21393024 Apr 12 12:08
>> /usr/lib/debug/lib/modules/2.6.32-279.el6.x86_64/kernel/fs/xfs/xfs.ko.debug
>>
>> rpm -qa|grep  kernel
>> kernel-headers-2.6.32-279.el6.x86_64
>> kernel-devel-2.6.32-279.el6.x86_64
>> kernel-2.6.32-358.el6.x86_64
>> kernel-debuginfo-common-x86_64-2.6.32-279.el6.x86_64
>> abrt-addon-kerneloops-2.0.8-6.el6.x86_64
>> kernel-firmware-2.6.32-358.el6.noarch
>> kernel-debug-2.6.32-358.el6.x86_64
>> kernel-debuginfo-2.6.32-279.el6.x86_64
>> dracut-kernel-004-283.el6.noarch
>> libreport-plugin-kerneloops-2.0.9-5.el6.x86_64
>> kernel-devel-2.6.32-358.el6.x86_64
>> kernel-2.6.32-279.el6.x86_64
>>
>> rpm -q kernel-debuginfo
>> kernel-debuginfo-2.6.32-279.el6.x86_64
>>
>> rpm -q kernel
>> kernel-2.6.32-279.el6.x86_64
>> kernel-2.6.32-358.el6.x86_64
>>
>> do I need to re probe it?
>>
>>
>> 2013/4/12 Eric Sandeen <sandeen at sandeen.net>
>>
>>> On 4/11/13 11:32 PM, 符永涛 wrote:
>>> > Hi Brian,
>>> > Sorry but when I execute the script it says:
>>> > WARNING: cannot find module xfs debuginfo: No DWARF information found
>>> > semantic error: no match while resolving probe point
>>> module("xfs").function("xfs_iunlink")
>>> >
>>> > uname -a
>>> > 2.6.32-279.el6.x86_64
>>> > kernel debuginfo has been installed.
>>> >
>>> > Where can I find the correct xfs debuginfo?
>>>
>>> it should be in the kernel-debuginfo rpm (of the same version/release as
>>> the kernel rpm you're running)
>>>
>>> You should have:
>>>
>>>
>>> /usr/lib/debug/lib/modules/2.6.32-279.el6.x86_64/kernel/fs/xfs/xfs.ko.debug
>>>
>>> If not, can you show:
>>>
>>> # uname -a
>>> # rpm -q kernel
>>> # rpm -q kernel-debuginfo
>>>
>>> -Eric
>>>
>>>
>>>
>>
>>
>> --
>> 符永涛
>>
>
>
>
> --
> 符永涛
>



-- 
符永涛
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://oss.sgi.com/pipermail/xfs/attachments/20130412/bc64815c/attachment-0001.html>