Re: Use-after-free in ata_qc_issue

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On Sun, Sep 22, 2013 at 2:47 PM, Tejun Heo <tj@xxxxxxxxxx> wrote:
> Hello,
>
> On Sun, Sep 22, 2013 at 11:59:53AM -0700, Dmitry Vyukov wrote:
>> I've noticed that free happens in scsi_error_handler thread, so maybe
>> a timeout or some other error condition is involved here.
>> It is possible that timeout happens while the request is still being
>> in process of submitting (in ata_scsi_queuecmd)?
>
> Yeah, could be.  IIRC, there's still race condition in block / scsi
> timeout handling.  Hmmm...

Is there an open bug for this?
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