On Sun, 21 Sep 2025 22:55:45 +0100 Andre Carvalho wrote:
> +             if (nt->state == STATE_DEACTIVATED && event == NETDEV_UP)
> +                     maybe_resume_target(nt, dev);

This uses GFP_KERNEL

>               netconsole_target_put(nt);
>       }
>       spin_unlock_irqrestore(&target_list_lock, flags);

And we're under a spin lock.

This gets hit in the selftest you're adding so please triple check 
the kernel config that you're testing with.

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