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[87.182.58.4]) by smtp.gmail.com with ESMTPSA id o7-v6sm310831wma.17.2018.09.30.03.58.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 30 Sep 2018 03:58:50 -0700 (PDT) Subject: Re: SIOCGIWRATE (and others) leaking SLAB (kmalloc-2048) From: Stefan Seyfried To: LKML , linux-wireless@vger.kernel.org References: <97c6b1b3-d992-2466-81ee-b383ef7bd90c@message-id.googlemail.com> <653d1bde-6372-5f67-5b6e-d48eb912efe0@message-id.googlemail.com> Openpgp: preference=signencrypt Autocrypt: addr=stefan.seyfried@googlemail.com; prefer-encrypt=mutual; keydata= xsDiBDqoB5ARBACZn/K+5V0uoo0Wr9cI9hw5vPioOmIbPv30x47j/w/XNECPSzos078v9Fr2 Mlz0MG9Gnpl9S1o0OIh//K5xxj2/LRLO2nL9/nqlnwmJ6W5qrjjn6Ch3mxz5mxMeRMRMY1cZ EkSj7GH3ZLviZlzrnpuJd12HWsXhAwVxUyQnvsvNzwCgpIO6EfQT33o9illpG/AxIk2Uu0cD /A4cgKbm5VZW5DPTlLe8P92eEgj5cN51SUXHXYgWBI0Fx+QwSYm6ON0U03B4oR5zDWMHkJfZ WgXROdwY/NqouBoV7lXvHsyInPzExNixe+1vcrhDJ3ow6nlCW77aCFp22iwumC4ouzFtOMXK kih0WPrxPKq27Hw9fq9EaR2oV2tUBACN6ZC+G7J21ruG9slJ+bFcY5cW7M5Um6Czk08T+vtd 7fAg+fEUcGCtIdVdHrXBut07K9y6iy5IuqwAV5fJsE+JQO+f+X1pymdRgdWHGEoMMdEW4k3W IGjrmmMUtpqzr30h4WFgA4+0nR3jpmcGCWBSa4selQecyyOlM7rcmKyQNs0kU3RlZmFuIFNl eWZyaWVkIDxzZWlmZUBvcGVuc3VzZS5vcmc+wmAEExECACAFAkx9Sb0CGyMGCwkIBwMCBBUC CAMEFgIDAQIeAQIXgAAKCRAx00vNNldAmFZuAJ9xLbFShKeTTDgfwMUmO37qw07npACgmLIK fbArokRryKixiliTvxAgFHHOwE0EOqgHkhAEALGQaS9Hj25lKGsaTOMKMBBvjklv6brH8JdF WTA9dr37spc+PFFyc9686bcT+5nkbpjq3ndXUzGdGzfe0YwOlQh4fWXZT/oTXosIBqDWPShE ntDU8BX9JVqBBZwJ/ey+QF5tgYrICjCzp8S/mL6sqw8En4/AS84lulAoNJMJsUcDAAMFA/4p ik7hBklqJzYC7uNWZDL9dkYwIsUXM64kGenUhpgguLZvhuVeUeHU2iIsdTcNBbeBwvXgLnEu vVSdf4wtDwR7SjUYebymbGc/JLkXjqGntaWUr+wfHmAm3oXV2X+WFzZQJ+o8N5dJyBEUbrVX YvBD7wErgEuJAL+q/i28U9u7OcJGBBgRAgAGBQI6qAeSAAoJEDHTS802V0CYBL8An1gF2k4s UaMjAtoX/ixcOhAv44i4AJ9Yi+OgvhS8CbUp+XkI5Q352XU+BQ== Message-ID: <65c3516a-c8a5-a860-a31c-bbed005a6305@message-id.googlemail.com> Date: Sun, 30 Sep 2018 12:58:49 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <653d1bde-6372-5f67-5b6e-d48eb912efe0@message-id.googlemail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Am 30.09.18 um 11:50 schrieb Stefan Seyfried: > Am 30.09.18 um 11:43 schrieb Stefan Seyfried: >> Looking at the commit, the bug might have been already in 4.18, which >> I'm trying to confirm right now. > > 4.18.8 (which was easily available to me prebuilt) has the same problem. I think I found and fixed the problem, see [PATCH] cfg80211: fix wext-compat memory leak Best regards, Stefan -- Stefan Seyfried "For a successful technology, reality must take precedence over public relations, for nature cannot be fooled." -- Richard Feynman