Problem with SPCC 256GB NVMe 1.3 drive - refcount_t: underflow; use-after-free.

[Bradley Chapman]

Good evening,

On 1/21/21 7:45 AM, Niklas Cassel wrote:
> On Wed, Jan 20, 2021 at 09:33:08PM -0500, Bradley Chapman wrote:
>>>>> Also can you please also try the latest nvme tree branch nvme-5.11 ?
>>>>>
>>>> Where do I get that code from? Is it already in the 5.11-rc tree or do I
>>>> need to look somewhere else? I checked https://github.com/linux-nvme but
>>>> I did not see it there.
>>> Here is the link :-git://git.infradead.org/nvme.git
>>> Branch 5.12.
>>
>> I tried fetching the entire repo but it was huge and would have taken a long
>> time, so I tried to fetch a single branch instead and got this result:
>>
>> $ git clone --branch 5.12 --single-branch git://git.infradead.org/nvme.git
>> Cloning into 'nvme'...
>> warning: Could not find remote branch 5.12 to clone.
>> fatal: Remote branch 5.12 not found in upstream origin
>>
>> I haven't compiled any out-of-tree kernel code in a very long time - how
>> easy is it to add this code to a kernel tree and compile it into the kernel
>> once I've figured out how to get it?
> 
> Hello there,
> 
> You can see the available branches by replacing git:// with https:// i.e.:
> https://git.infradead.org/nvme.git
> 
> The branch is called nvme-5.12
> 
> It is not out-of-tree kernel code, it is a subsystem git tree,
> so you build the kernel like usual.
> 
> If you already have a kernel git tree somewhere,
> simply add an additional remote, and it should be quick:
> 
> $ git remote add nvme git://git.infradead.org/nvme.git && git fetch nvme

Thanks for the pointer. I've downloaded the code and will add it to a 
stable 5.10 tree and a 5.11-rc tree and see what happens.

> 
> 
> Kind regards,
> Niklas
> 

Brad