Re: PANIC: ata_qc_new_init crashes at boot

From: Peter Zijlstra
Date: Wed Jul 23 2014 - 04:39:55 EST


On Tue, Jul 22, 2014 at 03:48:02PM -0400, Peter Hurley wrote:
> [ +cc Tejun ]
>
> On 07/22/2014 03:26 PM, Jesse Brandeburg wrote:
> > This is a repeatable panic, happens every boot (and prevents starting my system)
> >
> >
> >
> > [ 8.732993] sd 6:0:1:0: [sdb] Attached SCSI disk
> > [ 8.733857] sda: sda1 sda2 sda3
> > [ 8.734318] sd 6:0:0:0: [sda] Attached SCSI disk
> > [ 8.737943] BUG: unable to handle kernel NULL pointer dereference at 0000000000000058
> > [ 8.737947] IP: [<ffffffff814e0618>] ata_qc_new_init+0x188/0x1b0

I too have this problem on one of my machines. Let me know if there's
anything you need.
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