linux-kernel - Re: Oops with kernel 3.3-rc7

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Date:	Wed, 14 Mar 2012 09:22:17 -0400
From:	Josh Boyer <jwboyer@...il.com>
To:	"Nathan A. Mourey II" <nmoureyii@...rr.com>
Cc:	Jens Axboe <axboe@...nel.dk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Oops with kernel 3.3-rc7

On Tue, Mar 13, 2012 at 11:00 PM, Nathan A. Mourey II
<nmoureyii@...rr.com> wrote:
> Hello All,
>        I have had another oops to report.  I am using btrfs as my root file
> system.  It was originally ext4 that I converted to btrfs.  I also
> had /home on a separate partition but deleted it and extended my root
> partition then grew the root file system with "btrfs filesystem resize"
> My /boot partition is ext2.  Please feel free to email me with any
> questions.
>
> TIA -- Nate
>
> [   12.678120] hub 4-0:1.0: port 1, status 0100, change 0000, 12 Mb/s
> [   12.678126] usb 4-1: USB disconnect, device number 2
> [   12.678130] usb 4-1: unregistering device
> [   12.678134] usb 4-1: unregistering interface 4-1:1.0
> [   12.680983] scsi 3:0:0:2: killing request
> [   12.681625] BUG: unable to handle kernel NULL pointer dereference at 00000004
> [   12.682009] IP: [<c1425553>] sd_revalidate_disk+0x13/0x1fa0
> [   12.682717] *pde = 00000000
> [   12.683765] Oops: 0000 [#1] SMP
> [   12.684850] Modules linked in: ehci_hcd
> [   12.684850]
> [   12.684850] Pid: 1120, comm: blkid Not tainted 3.3.0-rc7 #1 HP Pavilion 061 DM170A-ABA A350N/'P4SD-LA'
> [   12.684850] EIP: 0060:[<c1425553>] EFLAGS: 00010292 CPU: 0
> [   12.684850] EIP is at sd_revalidate_disk+0x13/0x1fa0

There have been patches submitted to fix this already.  I believe we're
waiting on Jens to push them to Linus.  You can find them here:

http://git.kernel.org/?p=linux/kernel/git/axboe/linux-block.git;a=shortlog;h=refs/heads/for-linus

Jens, is there some reason you haven't pushed those yet?

josh
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