From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20152C4363D for ; Thu, 24 Sep 2020 01:40:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 226BA206B2 for ; Thu, 24 Sep 2020 01:40:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=canb.auug.org.au header.i=@canb.auug.org.au header.b="NaMjZDNp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726380AbgIXBkn (ORCPT ); Wed, 23 Sep 2020 21:40:43 -0400 Received: from bilbo.ozlabs.org ([203.11.71.1]:51983 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725208AbgIXBkm (ORCPT ); Wed, 23 Sep 2020 21:40:42 -0400 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 ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4Bxd6b1fPhz9ryj; Thu, 24 Sep 2020 11:40:53 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=canb.auug.org.au; s=201702; t=1600911655; bh=S5moutHrYyrB6oZvEL9lcO+WjqUQlH3yZsiPkhPr52s=; h=Date:From:To:Cc:Subject:From; b=NaMjZDNpoEbAUAuaL2+KS91oum5hZJ0yu4UbCPjD1geduj6p4Y9Uc0ne/KQKWxsRc LsR1ADHSiH5gVMBi3dHfNYVcEyksd7TS05LfsRS0FDrW4JFD349IF6QQVNCnlIOqjL jNVuzvWszeFCVQw7L/si8nljQGW6qjRx9RFiF+pU1UOT/VeUsWZvNbFSlxicEQ9Dws DrKi18yZCpEhvtBLQYexRnD77sfFIYo3eQdsm8UR+kSBsowo39tn6OUMyjzRaJJy33 kXi0jVaIqYvkS9Bp01I2FpMCqfrYBqlrhBPX9aaDbSIRIld3GbJa4bzz/1m0H7/7jg SUCwoCmlPuSbw== Date: Thu, 24 Sep 2020 11:40:50 +1000 From: Stephen Rothwell To: Al Viro Cc: Josh Poimboeuf , Linux Next Mailing List , Linux Kernel Mailing List Subject: linux-next: build warning after merge of the vfs tree Message-ID: <20200924114050.3b6f82b4@canb.auug.org.au> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/rpd_KjS5kOdFi5IqGdVryNY"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org --Sig_/rpd_KjS5kOdFi5IqGdVryNY Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi all, After merging the vfs tree, today's linux-next build (x86_64 allmodconfig) produced this warning: lib/strnlen_user.o: warning: objtool: strnlen_user()+0xf3: call to do_strnl= en_user() with UACCESS enabled lib/strncpy_from_user.o: warning: objtool: strncpy_from_user()+0x188: call = to do_strncpy_from_user() with UACCESS enabled Introduced by commit e33ea6e5ba6a ("x86/uaccess: Use pointer masking to limit uaccess speculat= ion") --=20 Cheers, Stephen Rothwell --Sig_/rpd_KjS5kOdFi5IqGdVryNY Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAl9r+SIACgkQAVBC80lX 0Gzl3AgApOZP8f9Ti2J3ZIsieBxMGf90R7IJki2ojiwu+yRTpcmw6awTlJxLuYs8 FeEFMV7hUGzi3RM7Hmu0a4dSqH/fiWWzt+JxCp1heZLfMNCYYg1Kk+t94PxUjI6X /10f2zh4fm2uGEaOL/ma+edOtjVAKaCV2Ly2O6asUaP1yp4+cejaQ/tlR7vC4/rm ++EeBUVbeTMBBJvU1SijE6qhP0OJwcVATyxfrSvdapYUhHg7WQZsbUm1TPsasLtI Jnd230nJrWR47mGF8/2hs4D72xWZXieCrFjCrqCh5DRZjFk6z5lJAcWdtjzjM/iW 0my0PDsEo8VdwxBsXks8IJmPlPo1Ug== =eR7e -----END PGP SIGNATURE----- --Sig_/rpd_KjS5kOdFi5IqGdVryNY--