From: Jeff Dike <jdike@addtoit.com>
To: Jiaying Zhang <jiayingz@google.com>
Cc: Jeff Dike <jdike@addtoit.com>,
user-mode-linux-devel@lists.sourceforge.net
Subject: Re: [uml-devel] 2.6.25 uml kernel crashes when it calls down() on a semaphore with zero counter
Date: Thu, 10 Jul 2008 13:02:10 -0400 [thread overview]
Message-ID: <20080710170210.GB18429@c2.user-mode-linux.org> (raw)
In-Reply-To: <5df78e1d0807091925q64c0121fk3d33c37df8d80d18@mail.gmail.com>
On Thu, Jul 10, 2008 at 10:25:29AM +0800, Jiaying Zhang wrote:
> Do you have any thought about what the problem might be?
> Thanks a lot!
Yeah, my first thought is that your code is buggy.
Since 2.6.25 seems OK, you can bisect between then and now to see
either what caused the bug or what is triggering the crash on an
existing bug.
The other thing you can do is gdb the UML and see if gdb gives you a
better stack trace.
Jeff
--
Work email - jdike at linux dot intel dot com
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next prev parent reply other threads:[~2008-07-10 17:02 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-03 7:53 [SPAM] [uml-devel] 2.6.25 uml kernel crashes when it calls down() on a semaphore with zero counter Jiaying Zhang
2008-07-03 13:56 ` [SPAM] " Jeff Dike
2008-07-04 1:06 ` Jiaying Zhang
2008-07-10 2:25 ` Jiaying Zhang
2008-07-10 17:02 ` Jeff Dike [this message]
2008-07-14 9:06 ` Jiaying Zhang
2008-07-14 14:46 ` Jeff Dike
2008-07-16 9:52 ` Jiaying Zhang
2008-07-17 4:55 ` Jiaying Zhang
2008-07-18 20:53 ` Jeff Dike
2008-07-20 15:20 ` Mattia Dongili
2008-07-20 15:44 ` Jeff Dike
2008-07-21 12:54 ` Mattia Dongili
2008-08-02 5:54 ` Mattia Dongili
2008-08-04 16:44 ` Jeff Dike
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