[PATCH V4 1/2] nvme-tcp: Prevent infinite loop if socket closes during CONNECTING state

[Sagi Grimberg]

On 10/06/2025 15:50, Maurizio Lombardi wrote:
> On Fri Apr 18, 2025 at 1:14 PM CEST, Sagi Grimberg wrote:
>>
>> On 4/17/25 16:04, Maurizio Lombardi wrote:
>>> On Mon Apr 14, 2025 at 11:35 PM CEST, Sagi Grimberg wrote:
>>>> I see the issue, but we need to make sure that if the connection closes
>>>> before
>>>> the controller finished establishing, then it cleans up correctly.
>>>> Because at some
>>>> point in the past - it wasn't the case. Things have changed in that path
>>>> so it might
>>>> be ok now... Just need to check. I'd trigger the race while the admin
>>>> queue is establishing, as well
>>>> as in the middle of the sequence of IO queues are establishing.
>>> I believe my earlier testing for this patch already covered this scenario,
>>> but I can rerun the tests to confirm and report back.
>> So you indeed made sure that the failure starts sporadically in the
>> controller establishment sequence
>> and there is no use-after-free issue?
> Sorry for the long wait; I am now back at it.
> I repeated the tests using a debug kernel, and nothing has been detected.

OK, then lets get it merged.

Reviewed-by: Sagi Grimberg <sagi at grimberg.me>