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 C35C028B4FA; Mon, 4 Aug 2025 22:17:57 +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=1754345882; cv=none; b=MKIVwJmnPq7SWqDtxhi55/o3XtnfazFfZE3RHnf7HVO0LYSyhykaB8paenXQrVeEmBTK3y3kleq/9FKDmPfONfqYHf/5KB83bWKnJSWC8s3PwKyQldrmPgdnjxgEfM4oHy1vYX5aEw7dc3/hZ6HxH4RvraIKVzU3HJEyhYtOdAM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754345882; c=relaxed/simple; bh=wcY0Dj7p8UUSJdACzRR0/5pu4kuDnrUgAzK29YBSh6c=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=c4XHPBUxHv62TMi5LLIYUci/wiYbjNHTHLkk1GBBPYtXnQZOVUx0lA72Y5QMJWeGGF6bQ9OLd3iCI410uJAGqHp9K9bxy4mFUj96EAsw9cuxdpFcPL4BKh56bcjhx3K+IWHzoV2N4S4LY3iexJrnruTjUbf6WMCCRhvl4c6yhZw= 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=VgCWAHA9; 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="VgCWAHA9" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=202503; t=1754345870; bh=H7Mz6K7KfBw+NTTJ2AQg3o+r8btT6wqJswBUA9X6bx8=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=VgCWAHA9Llia8G7aiZlcJmjtP5Xq+W51xpMWE3aTP2lqesCtayscsWKGCbiEt46Qo FWZg2ViZMBgVIlKMGi2Sf+8uC5+Fo5GN+JFmgqc3GCsQKMYrQ6mnvJkWa9M/m1fJH3 3tlOMoGG6yDFlzO1ct+arnHnZrFS44njvGumioNkssV5G7xnQ64exRnrU0PLfUu953 QEoPLWuclUrqf8wTflJxQJJa4IpTKh0TsHUhJDIfb4ukBRV+UAVnHFV8ClooEBU5+v rfgNRC+6L75/zWXNRsu0h8CX5hG7qTrwjf5Ov+/oF7S4cs0uce8MjSd4W1p6GRNduq UFBV6dsHEMXPw== 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 4bwrXZ2ndtz4wbr; Tue, 5 Aug 2025 08:17:50 +1000 (AEST) Date: Tue, 5 Aug 2025 08:17:49 +1000 From: Stephen Rothwell To: Alexey Gladkov Cc: Masahiro Yamada , Linux Kernel Mailing List , Linux Next Mailing List Subject: Re: linux-next: build failure after merge of the kbuild tree Message-ID: <20250805081749.3be45c9a@canb.auug.org.au> In-Reply-To: References: <20250730161223.63783458@canb.auug.org.au> <20250804112540.6b8ed4b9@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_/FYfa1OaaHmfExziZDIZbwdJ"; protocol="application/pgp-signature"; micalg=pgp-sha256 --Sig_/FYfa1OaaHmfExziZDIZbwdJ Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi Alexey, On Mon, 4 Aug 2025 09:09:19 +0200 Alexey Gladkov wrote: > > On Mon, Aug 04, 2025 at 11:25:40AM +1000, Stephen Rothwell wrote: > > Hi all, > >=20 > > On Wed, 30 Jul 2025 16:12:23 +1000 Stephen Rothwell wrote: =20 > > > > > > After merging the kbuild tree, today's linux-next build (i386 defconf= ig) > > > failed like this: > > >=20 > > > ld: .vmlinux.export.o: in function `__ksymtab___builtin_memcmp': > > > .vmlinux.export.c:(___ksymtab+__builtin_memcmp+0x0): undefined refere= nce to `__builtin_memcmp' > > >=20 > > > Caused by commit > > >=20 > > > c4b487ddc51f ("modpost: Create modalias for builtin modules") > > >=20 > > > I have reverted that commit, along with its parent and child, for > > > today. It's parent commit > > >=20 > > > 66ef3890c628 ("modpost: Add modname to mod_device_table alias") > > >=20 > > > generated this warning in the i386 defconfig build: > > >=20 > > > scripts/mod/file2alias.c: In function =E2=80=98handle_moddevtable=E2= =80=99: > > > scripts/mod/file2alias.c:1480:25: warning: variable =E2=80=98modnamel= en=E2=80=99 set but not used [-Wunused-but-set-variable] > > > 1480 | size_t typelen, modnamelen; > > > | ^~~~~~~~~~ =20 > >=20 > > I am still reverting those commits. =20 >=20 > I do not have my tree. Can you apply my fix for original commit instead of > revert ? >=20 > https://lore.kernel.org/all/20250730090025.2402129-1-legion@kernel.org/ I did wonder why this patch has not been applied to the kbuild tree? I will apply that today to the linux-next merge, but it is presumably delaying the kbuild tree being merged by Linus ... --=20 Cheers, Stephen Rothwell --Sig_/FYfa1OaaHmfExziZDIZbwdJ Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmiRMY0ACgkQAVBC80lX 0GxkiAf/WGry/SzTUCiSkHSqivJnEcZza5Pu0ROfTBNUhmVlvZTCb3tD/HiD9D7j Ut0h/ShnWwhcs/9R+dbXKDqjv4LpVQSAh3qo9qTKvjQBU63zFY4H3/WqliDXDrBY Exd90nZJi0i7O2Ls0UFfzHTblYE+GeD78RsgI/xK+i/LqICzWE+NsLelLLecjW8y SGNgaB8dznTHoWjS8hsMskbAFv1N0Pnndo1rZNtx7Gt8sReahlSVdPPxrr/BIl6P oN4q67vfds5PQQAUoR10Q6KUGKktsa8RsaopZdv3KtSJM/taHOtoL4QDR1I8AEXs wfbyOO0rSOgzKWnz/74plBRkQdeogQ== =HLYm -----END PGP SIGNATURE----- --Sig_/FYfa1OaaHmfExziZDIZbwdJ--