linux-kernel - Re: [2.6.22? VMware?] BUG() at sysfs_follow

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Date:	Tue, 17 Jun 2008 09:42:19 +0900
From:	penguin-kernel@...ove.sakura.ne.jp
To:	akataria@...are.com
Cc:	dhecht@...are.com, linux-kernel@...r.kernel.org
Subject: Re: [2.6.22? VMware?] BUG() at sysfs_follow_link+0x129/0x260

Hello.

Alok Kataria wrote:
> Is this bug reproducible ?
Yes.

> Does this oops happen while the vmware-install script is still
> executing ?
It happened while /usr/bin/vmware-config-tools.pl is running.
I uploaded screenshots at the moment of oops.
http://I-love.SAKURA.ne.jp/tmp/oops-1.png
http://I-love.SAKURA.ne.jp/tmp/oops-2.png
http://I-love.SAKURA.ne.jp/tmp/oops-3.png

> Or does it happen after the installation/upgrade is complete ?
> If its the latter case, Can you please determine what line in the perl
> script is triggering this oops ?
The process who triggered this oops is "slabinfo".
So I tried "strace slabinfo" while I am running /usr/bin/vmware-config-tools.pl ,
and I found that the oops is happening while trying to read hgfsReqCache entry.
http://I-love.SAKURA.ne.jp/tmp/oops-4.png

Here is my environment:

 Host OS:

   CentOS 5.1 x86_64 on ThinkPad X60
   VMware workstation 6.0.4

 Guest OS:

   Ubuntu 7.10 i386
   Using NAT's DHCP for networking.

Regards.
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