From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1FDB1BA33; Wed, 30 Jul 2025 06:12:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=150.107.74.76 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753855957; cv=none; b=SUs/k6zHMxIdqH/vWtfLy3iuDORcdNOnG6eV7SVIktz7XewLxR7PUgHvXuq7nUepGm+wU5VKo8p9tnyLY0efQ+SJaqKgr2+qGSwTpJzoI7c/+Fk3T8xHOfoSshFV/MPTOeaC+e/3CgbdTz22hpM1DLwyzYzFcvw0AhAiPKNsuYE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753855957; c=relaxed/simple; bh=2BT1Z1S6iTeykHNqXcrkycusX5E0ggnIMrBS7ppZ0T0=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type; b=juD3TZhGfmCxRDtKJjruJ52lle17DhN8RcXBtc8b+h0HccxevHQeu72Yd6U4btmpVhTwsYkA5Hhkpokrqg+owqWMqdgG9C/D843R+ixxgcWoWupj3I3mxhCSmEVLj9oI//O3+S7l+po15xgSo/zZdKprn8/dyFHNZthf2DdQuwY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=canb.auug.org.au; spf=pass smtp.mailfrom=canb.auug.org.au; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b=rPfTo4pH; arc=none smtp.client-ip=150.107.74.76 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=canb.auug.org.au Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=canb.auug.org.au Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="rPfTo4pH" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=202503; t=1753855728; bh=ia/2yOai/k/V9kw8CqqoTrNjod81er8ho8pfFmXLZjQ=; h=Date:From:To:Cc:Subject:From; b=rPfTo4pHZqeEFVDPq2bk3GjX0WV6T68u3opdSKjjObDuQ6FR2qrdAYMpjTByCw01g FtjeVZOj/5eLmXmAftKdsnB3AqOmzWR4O9obkxwsZIqPEQnzeOwVle0+KKuNdZM2vT LRPnDognL/8g/ykbfa5JTTyWpnyxdHIu2vGozXWflw846hREDcIiYzPo2150oVhzvQ 37T6nUBr/P1pDpdTt5BmNTFr+Oh18irEsBrt8DFa9+khVm12cmVuODbZAfgnxfU3Y5 sDptOdFMVrTFmdHaQJpIxvjxyLOcMpGrOcQ2F4G8UXIePj+cQ+omkvRTCyj7Kyw6Xr nerh64CEAh23A== Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mail.ozlabs.org (Postfix) with ESMTPSA id 4bsMGm5gWrz4x4m; Wed, 30 Jul 2025 16:08:48 +1000 (AEST) Date: Wed, 30 Jul 2025 16:12:23 +1000 From: Stephen Rothwell To: Masahiro Yamada Cc: Alexey Gladkov , Linux Kernel Mailing List , Linux Next Mailing List Subject: linux-next: build failure after merge of the kbuild tree Message-ID: <20250730161223.63783458@canb.auug.org.au> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/2KKpC_ADqE0_dTk/f=fyqn2"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/2KKpC_ADqE0_dTk/f=fyqn2 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi all, After merging the kbuild tree, today's linux-next build (i386 defconfig) failed like this: ld: .vmlinux.export.o: in function `__ksymtab___builtin_memcmp': .vmlinux.export.c:(___ksymtab+__builtin_memcmp+0x0): undefined reference to= `__builtin_memcmp' Caused by commit c4b487ddc51f ("modpost: Create modalias for builtin modules") I have reverted that commit, along with its parent and child, for today. It's parent commit 66ef3890c628 ("modpost: Add modname to mod_device_table alias") generated this warning in the i386 defconfig build: scripts/mod/file2alias.c: In function =E2=80=98handle_moddevtable=E2=80=99: scripts/mod/file2alias.c:1480:25: warning: variable =E2=80=98modnamelen=E2= =80=99 set but not used [-Wunused-but-set-variable] 1480 | size_t typelen, modnamelen; | ^~~~~~~~~~ --=20 Cheers, Stephen Rothwell --Sig_/2KKpC_ADqE0_dTk/f=fyqn2 Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmiJt8cACgkQAVBC80lX 0GwiTgf/f9eQSsRuk8FCGxMnbQHwpvuDY5Pn8YbM5i7ZIAixBXNiH7iyOJeOXCox THtel9d2OmUKjSblitpOLQPAVhZI2uHhAc/8oKLFjGTMYJoxAq2nsxYVKJ2EkI75 p6NGcnTteIFMqP9KiC+8XcAgxSAcf+1O1QwLKtR9O9RqUW2sWEHvG9KucQtK0JxZ IO4Lu8GQXmk8soXZnjher5nDho5Lv5MeX1zWIO2E3p8zW89Z9N1wOtuBp6YB2b5/ px2iUSJnibjPrm8XKjQi+7TwyvfiyofQo7dQhF6sLgapUE4WQGRZqRacsShXqVIQ znnjbJzSC15C9OrlPXBVWSxUqsBbrA== =b87L -----END PGP SIGNATURE----- --Sig_/2KKpC_ADqE0_dTk/f=fyqn2--