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From: linas@austin.ibm.com (Linas Vepstas)
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@ozlabs.org
Subject: Re: Hang with isync
Date: Wed, 20 Sep 2006 18:04:06 -0500	[thread overview]
Message-ID: <20060920230406.GU29167@austin.ibm.com> (raw)
In-Reply-To: <1158791893.6002.327.camel@localhost.localdomain>

On Thu, Sep 21, 2006 at 08:38:13AM +1000, Benjamin Herrenschmidt wrote:
> On Wed, 2006-09-20 at 15:31 -0700, Manoj Sharma wrote:
> > This is the stack trace.
> > 
> > Registers:
> > GPR00: 00069030 

This is the MSR and it has the user-mode bit set, which is surely wrong. 
This is not how one gets to user space.

00048000 

The MSR had this or'ed into it, which is setting the user-mode bit. 
Surely that's wrong.

--linas

  reply	other threads:[~2006-09-20 23:04 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-19  1:28 Hang with isync Manoj Sharma
2006-09-20  1:16 ` Manoj Sharma
2006-09-20 21:35   ` Benjamin Herrenschmidt
2006-09-20 22:31     ` Manoj Sharma
2006-09-20 22:38       ` Benjamin Herrenschmidt
2006-09-20 23:04         ` Linas Vepstas [this message]
2006-09-21  0:59           ` Manoj Sharma
2006-09-21  4:24             ` Liu Dave-r63238
2006-09-21  6:17               ` Manoj Sharma
2006-09-21  6:27                 ` Liu Dave-r63238
2006-09-21  7:11                   ` Manoj Sharma

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