From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f181.google.com (mail-pf1-f181.google.com [209.85.210.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 933CED50E for ; Tue, 5 Sep 2023 12:31:50 +0000 (UTC) Received: by mail-pf1-f181.google.com with SMTP id d2e1a72fcca58-68a56401b9aso1444576b3a.1 for ; Tue, 05 Sep 2023 05:31:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693917110; x=1694521910; darn=lists.linux.dev; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=dW96Ep6tAlYqLl+EhUsJM6oCycz537s8rOvwpx/HVWc=; b=B+J5q2c0Kenls0xHNGIiM42RFJS2EFOOHnWIRwv+++vHVCtEyfZTze7rQZ0dkeaDYN cZ8FaTRH+UvcYXTtN6LdtFWsLXDA2JWK3i0tdYrPFRBmXzQfuKyS+G1LLCjyGx6hSt83 U2yn+9VajPcDkt4/xoHEHcQunzoEWFnUpialqYAjdMZDl+pssIUy6WKy1SWmnu6c6+UE 5HVKtBfKTzcsJ52/fJ70JBt+W88WDUkwlpmAiEaGVW6c/ewt3cT4Y3XCWOoR1B6XM6Jh /Ez2WVNAPV6vn5v1JE0rjWMtZz+t/8pLHhZxEvfRU5cWL5o0KHA/fmZG6iTMHK5JGZFC CW5Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693917110; x=1694521910; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=dW96Ep6tAlYqLl+EhUsJM6oCycz537s8rOvwpx/HVWc=; b=gEFH+VSoI97lujtLk2oYCgy+T6g+8yZvBdI02G8dpGmJO6jFiGzMDN0Fuggx/1d3iP 1PKCMfHXd+l6+7tjD7ZCi68kGpFDoE1xKCJ0ItbCC1OCFH39yw44nTQr7tjY8zMl+fKR UhDdKlvtxLdJpQ4vcQLGbEHfTKJwzkozUptQVgOAVNnJLhBQA6WW8+arzqQ5E9qBe5Tr HcFequen9uayQGXH43a3//lwsOceOcXNKR+ewaUJms3jfj+pCVtKXWTdmkYnQecoxHh7 gxfK/PPCR+s9U6aAq1L47SVk4nF0sRUI9uL8TweyfO2T16mxm2X2BvC/pz94sgyKzABE NrtQ== X-Gm-Message-State: AOJu0Yzr6eHIJWO4Zz8O8OLmRP/xnQooFy+b5Or0Y8S7Z7MIR3XfYlNA KtEh49BNDwa8nGZzv6Pd+iI= X-Google-Smtp-Source: AGHT+IEmGWFsqNhyKrtj4OHuD6dAwlJv8WS7VZO8yRe+T2bB0Zs9oKYINFiRl0Eyfapnb0s+9vzqPw== X-Received: by 2002:a05:6a20:157:b0:12f:c61e:7cac with SMTP id 23-20020a056a20015700b0012fc61e7cacmr10167664pzs.31.1693917109387; Tue, 05 Sep 2023 05:31:49 -0700 (PDT) Received: from debian.me ([103.124.138.83]) by smtp.gmail.com with ESMTPSA id t18-20020aa79392000000b0068bda522245sm9005966pfe.155.2023.09.05.05.31.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 05 Sep 2023 05:31:48 -0700 (PDT) Received: by debian.me (Postfix, from userid 1000) id B3C5581A82FF; Tue, 5 Sep 2023 19:31:45 +0700 (WIB) Date: Tue, 5 Sep 2023 19:31:45 +0700 From: Bagas Sanjaya To: Sergio Callegari , netdev@vger.kernel.org Cc: Linux Kernel Mailing list , Linux Regressions , Oliver Neukum , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Greg Kroah-Hartman Subject: Re: Regression with AX88179A: can't manually set MAC address anymore Message-ID: References: <54cb50af-b8e7-397b-ff7e-f6933b01a4b9@gmail.com> Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="nH/2YECNnxQNvcbH" Content-Disposition: inline In-Reply-To: <54cb50af-b8e7-397b-ff7e-f6933b01a4b9@gmail.com> --nH/2YECNnxQNvcbH Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Sep 05, 2023 at 01:02:22PM +0200, Sergio Callegari wrote: > Hi, reporting here as the issue I am seeing is cross distro and relevant = to > recent kernels. Hope this is appropriate. >=20 > I have a USB hub with AX88179A ethernet. I was able to use it regularly, > until something changed in recent kernels to have this interface supported > by the cdc_ncm driver. After this change it is not possible anymore to wo= rk > with a manually set MAC address. Exactly on what version range? >=20 > More details: >=20 > - before the kernel changes, the interface was supported by a dedicated > kernel driver. The driver had glitches but was more or less working. The > main issue was that after some usage the driver stopped working. Could fix > these glitches with the driver at > https://github.com/nothingstopsme/AX88179_178A_Linux_Driver Did you mean that you use out-of-tree module? >=20 > - after the kernel changes, loading the ax88179_178a.ko does not create a > network device anymore. The interface can be used with the cdc_ncm driver, > however it is not possible anymore to use a manually set MAC address. >=20 > When you manually set a MAC this appears to be accepted (e.g. ip link > reports it correctly), but the card does not receive data anymore. For > instance, trying to connect to a DHCP server, you see that the server > receives the request, makes an offer, but the offer is never received by = the > network card. >=20 How is the reproducer? > This may be the same issue reported here: https://discussion.fedoraprojec= t.org/t/ax88179-178a-network-fails-to-start-usb-to-eth/77687 > where the user says he cannot use the adapter when Network Manager is > configured to employ a randomized MAC address. >=20 Confused... --=20 An old man doll... just what I always wanted! - Clara --nH/2YECNnxQNvcbH Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQSSYQ6Cy7oyFNCHrUH2uYlJVVFOowUCZPcfrQAKCRD2uYlJVVFO o4t4AQCq6e+cB3g8wF3hG3znVE6qwGatCPbWsaRhJsdexMHdLwEA5VL908vv2rdx W+LDNhRjkNQ0ysX7pN4mOhe2wGNaQA8= =W4x3 -----END PGP SIGNATURE----- --nH/2YECNnxQNvcbH--