From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from casper.infradead.org (casper.infradead.org [90.155.50.34]) (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 59D69823DD; Tue, 10 Mar 2026 19:00:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.155.50.34 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773169235; cv=none; b=KMTqvwZbb19NnA3mMa/tLk4t2JtS9+8pa79JdZi0me5suQtE8bdgiKGCXnhRI2xFVdV1ZCZQU5ika8iLhdnETvn+icrnSdXzpaYB/gMWXxZoLYUzUTu+3+0s8oqXeNc49frzBqtucNbV/iKcBn2+rHLF+P432O2bWP+nTaYzitA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773169235; c=relaxed/simple; bh=h1kVvZyG+gLLU/7Q842ol8WN1mRiir9mvGE/U/D8Pdk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=rgFJXjHfIhVWWU49WrOxBdhl/UZ+2xXwiymKkI3oDcyKZU8VXe080ztLdhg2ry+xdpISUKTWxJ5YWGFfiCGV6NRpSIHvOJrCQTR4sVl2x6YLKbkrXVn8JrenihCLPkq4nFrjbd3Z09Rb55gl4BkdhVg70KMFtamiUCP6setGjr0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=I1B3pBU4; arc=none smtp.client-ip=90.155.50.34 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="I1B3pBU4" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=h1kVvZyG+gLLU/7Q842ol8WN1mRiir9mvGE/U/D8Pdk=; b=I1B3pBU4UYjCgIOiFQquNxowFU RRssVaBvfYrtohLCATxol+BdsAHe7XEyls/u2M1I99afwktfS9KbOKmScbLlYidLUdZQZgTN3zUsb eefhhedYqQAT45PrzVcBO19+XRWTFm18dnL6AlMxQbPbyk/B01vMQR98YYtdG9sd5N1qDctsOKofy zT7ObILGRanjp9wPZ8DPi+x6brneDR8PGoT3fLbfO0SCO3PfVb/xKTuDYnOYMR5+qBwC1ffPGdy5b fqn8Ec9SHFo4/sOSv8ilac92NByzOkJpRMlRQTlguM5p+3VhVmZw+8Quka7Fc22G8hzGMWalYIUVW JeUL21tg==; Received: from 2001-1c00-8d85-5700-266e-96ff-fe07-7dcc.cable.dynamic.v6.ziggo.nl ([2001:1c00:8d85:5700:266e:96ff:fe07:7dcc] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.98.2 #2 (Red Hat Linux)) id 1w02Jb-00000008P9i-3Po3; Tue, 10 Mar 2026 19:00:23 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 2857B300462; Tue, 10 Mar 2026 20:00:22 +0100 (CET) Date: Tue, 10 Mar 2026 20:00:22 +0100 From: Peter Zijlstra To: Maciej Wieczor-Retman Cc: urezki@gmail.com, ryan.roberts@arm.com, kevin.brodsky@arm.com, samuel.holland@sifive.com, dave.hansen@linux.intel.com, jeremy.linton@arm.com, weixugc@google.com, ljs@kernel.org, ryabinin.a.a@gmail.com, rppt@kernel.org, bp@alien8.de, luto@kernel.org, jan.kiszka@siemens.com, mingo@redhat.com, david@kernel.org, mhocko@suse.com, akpm@linux-foundation.org, andreas@gaisler.com, kas@kernel.org, Liam.Howlett@oracle.com, morbo@google.com, thuth@redhat.com, catalin.marinas@arm.com, ankur.a.arora@oracle.com, kbingham@kernel.org, nick.desaulniers+lkml@gmail.com, andreyknvl@gmail.com, dvyukov@google.com, corbet@lwn.net, leitao@debian.org, hpa@zytor.com, tglx@kernel.org, yuanchu@google.com, ardb@kernel.org, vincenzo.frascino@arm.com, tabba@google.com, joey.gouly@arm.com, nsc@kernel.org, will@kernel.org, yeoreum.yun@arm.com, nathan@kernel.org, maciej.wieczor-retman@intel.com, skhan@linuxfoundation.org, axelrasmussen@google.com, osandov@fb.com, surenb@google.com, justinstitt@google.com, kees@kernel.org, vbabka@kernel.org, hsj0512@snu.ac.kr, trintaeoitogc@gmail.com, jackmanb@google.com, maz@kernel.org, glider@google.com, linux-doc@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com, workflows@vger.kernel.org, llvm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kbuild@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH v11 00/15] kasan: x86: arm64: KASAN tag-based mode for x86 Message-ID: <20260310190022.GI606826@noisy.programming.kicks-ass.net> References: Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, Mar 10, 2026 at 05:51:19PM +0000, Maciej Wieczor-Retman wrote: > ======= Compilation > Clang was used to compile the series (make LLVM=1) since gcc doesn't > seem to have support for KASAN tag-based compiler instrumentation on > x86. Patchset does seem to compile with gcc without an issue but doesn't > boot afterwards. Can you put all that under a specific CONFIG and make that depend on CC_IS_CLANG?