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SubjectRe: [PATCH 0/2] Fix use-after-free bug when ports are removed


On 2019-07-03 11:01 a.m., Logan Gunthorpe wrote:
> Hey,
>
> NVME target ports can be removed while there are still active
> controllers. Largely this is fine, except some admin commands
> can access the req->port (for example, id-ctrl uses the port's
> inline date size as part of it's response). This was found
> while testing with KASAN.
>
> Two patches follow which disconnect active controllers when the
> ports are removed for loop and rdma. I'm not sure if fc has the
> same issue and have no way to test this.

Oh, I also should have done a similar patch for tcp... Forgot about that
one. It looks fairly straight forward, though (unlike fc).

Logan

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