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From: Robert Wimmer <kernel@tauceti.net>
To: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>,
	Avi Kivity <avi@redhat.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-mm@kvack.org, bugzilla-daemon@bugzilla.kernel.org,
	Rusty Russell <rusty@rustcorp.com.au>, Mel Gorman <mel@csn.ul.ie>,
	linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [Bugme-new] [Bug 15709] New: swapper page allocation failure
Date: Tue, 27 Apr 2010 00:18:47 +0200	[thread overview]
Message-ID: <4BD61147.40709@tauceti.net> (raw)
In-Reply-To: <1272315854.8984.125.camel@localhost.localdomain>


> Sure. In addition to what you did above, please do
>
> mount -t debugfs none /sys/kernel/debug
>
> and then cat the contents of the pseudofile at
>
> /sys/kernel/debug/tracing/stack_trace
>
> Please do this more or less immediately after you've finished mounting
> the NFSv4 client.
>   

I've uploaded the stack trace. It was generated
directly after mounting. Here are the stacks:

After mounting:
https://bugzilla.kernel.org/attachment.cgi?id=26153
After the soft lockup:
https://bugzilla.kernel.org/attachment.cgi?id=26154
The dmesg output of the soft lockup:
https://bugzilla.kernel.org/attachment.cgi?id=26155

> Does your server have the 'crossmnt' or 'nohide' flags set, or does it
> use the 'refer' export option anywhere? If so, then we might have to
> test further, since those may trigger the NFSv4 submount feature.
>   
The server has the following settings:
rw,nohide,insecure,async,no_subtree_check,no_root_squash

Thanks!
Robert


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  reply	other threads:[~2010-04-26 22:18 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <bug-15709-10286@https.bugzilla.kernel.org/>
2010-04-08 19:34 ` Andrew Morton
2010-04-08 19:39   ` Avi Kivity
2010-04-08 20:04     ` Michael S. Tsirkin
2010-04-09 10:15       ` Robert Wimmer
2010-04-11 11:03         ` Michael S. Tsirkin
2010-04-12  9:25           ` Robert Wimmer
2010-04-12 11:23             ` Michael S. Tsirkin
2010-04-12 13:50               ` Robert Wimmer
2010-04-12 13:52                 ` Michael S. Tsirkin
2010-04-13  8:51                   ` Robert Wimmer
2010-04-19 12:55                     ` Robert Wimmer
2010-04-19 13:17                       ` Michael S. Tsirkin
2010-04-21 11:23                         ` kernel
2010-04-21  9:42                           ` Michael S. Tsirkin
2010-04-22 11:31                             ` kernel
2010-04-22 10:03                               ` Michael S. Tsirkin
2010-04-23  5:26                                 ` Robert Wimmer
2010-04-25  9:18                                   ` Michael S. Tsirkin
2010-04-25 20:41                                     ` Robert Wimmer
2010-04-25 20:49                                       ` Michael S. Tsirkin
2010-04-26 12:15                                         ` Trond Myklebust
2010-04-26 20:25                                           ` Robert Wimmer
2010-04-26 21:04                                             ` Trond Myklebust
2010-04-26 22:18                                               ` Robert Wimmer [this message]
2010-04-26 23:28                                                 ` Trond Myklebust
2010-04-27 22:56                                                   ` Robert Wimmer
2010-05-03  8:11                                                     ` kernel
2010-05-06 21:19                                                       ` Robert Wimmer
2010-05-06 21:30                                                         ` Trond Myklebust
2010-05-13 21:08                                                           ` Robert Wimmer
2010-05-13 21:13                                                             ` Trond Myklebust
2010-05-14  5:42                                                               ` Robert Wimmer
2010-05-20  7:39                                                               ` kernel
2010-05-25 20:01                                                                 ` Robert Wimmer
2010-06-02 11:56                                                                   ` kernel

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