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To: "Stanley.Miao" <stanleymiao@gmail.com>
Cc: systemtap@sourceware.org
Subject: Re: Error removing module
References: <CAPrgqrroT=mNtFQjX7+tUGJh=CoA16k64qzzmT1+91xE1UL2+A@mail.gmail.com>
From: fche@redhat.com (Frank Ch. Eigler)
Date: Thu, 26 Apr 2012 15:53:00 -0000
In-Reply-To: <CAPrgqrroT=mNtFQjX7+tUGJh=CoA16k64qzzmT1+91xE1UL2+A@mail.gmail.com> (Stanley Miao's message of "Thu, 26 Apr 2012 21:33:51 +0800")
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"Stanley.Miao" <stanleymiao@gmail.com> writes:

> [...]
> $ sudo stap -e 'probe begin {log("hello world") exit()}'
> hello world
> Error removing module 'stap_9d638c974730532719dbb6696e35b4e2_748':
> Device or resource busy.
> WARNING: /usr/bin/staprun exited with status: 1
> [...]

Perhaps this?  An earlier report related to a mismatch between the
version of gcc used to build the kernel vs. installed at stap time.

http://old.nabble.com/Error-removing-module%3A-Device-or-resource-busy-td33027584.html

- FChE