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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1FCA7D232C3 for ; Thu, 8 Jan 2026 22:30:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=d4RXWxQRgPSGhQnnZpOhJfBMQ+DyAniMksFiDOR4LVQ=; b=oRqHMWczoxV7SOcyHm5skWrsNj k+wZSJRpCV2t31yldQ8ubgKhCu1Utygl/o09XZ1f9g+WaJsXPqP0JgNlOg4UWj7sdWHaRF3MWCgOB kfM5sHwROghPtAjnmqJQHBH7uYK+ofX9Cvkapcp/raoe2Kr3NB+nZ02B7D/kBsQZhIq6ejO13bxQA 2xYblRHcCf7uNDejUsxQt13/N+JKQTu9M5WJcQ9HUBf2dUe7Q7pQCGfVOAmKSWBS35yf226bno7VC DPOtvXlcppaBdhepFWb4Ef1zcSEo0q6z3XH17JRMa3Kni+RbVE6wnlaAFnl1W5uzu0oXFi/0TBHSK GQdfKf6A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdyW1-00000000wpt-3F4J; Thu, 08 Jan 2026 22:30:01 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdyVz-00000000wpC-47a9 for linux-arm-kernel@lists.infradead.org; Thu, 08 Jan 2026 22:30:01 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 26C5A6014C; Thu, 8 Jan 2026 22:29:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0B069C116C6; Thu, 8 Jan 2026 22:29:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767911398; bh=Zc539l3fQP67RQ3PA4+JN/sDBZn6/BFbAN/DKJlIfMA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NWhbO4Tojnk5cH5lfB6+pIVBs8X9zuvtraEkr/0Mxtw7iDgLp/WW9Q+0QewXqlD/f zE1XfXHgWzrqcVG8P6VkWYMLKgIP82SsKLKyvl0VVfUemMrXtQTHW0/dWmX0rh7Ts1 6yOU90ivoSgw2xEhLwpTh0g3tawlLjNWerZGcQqCqlfBa7/MkvSgP5LSxgx4gs/75o vwsPS1ek9S4Fvd4wI3rn+Erw0no46eFmnfpwMG1+ouRAk73TiM2Sj1VhV/u407ne4c f4UJJ4qbi3YhgtQDn2CHLXwQ7/SzoJ6mQe3rmOszoWudR1CyNl+EKADxi/IEKFXQm0 Mpbd/4Esxk3dw== From: Will Deacon To: Catalin Marinas , Mark Rutland , Laura Abbott , Breno Leitao Cc: kernel-team@android.com, Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, Steven Rostedt , Masami Hiramatsu , kernel-team@meta.com, puranjay@kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v2] arm64: Disable branch profiling for all arm64 code Date: Thu, 8 Jan 2026 22:29:46 +0000 Message-ID: <176790876272.654154.10766231430439106278.b4-ty@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260106-annotated-v2-1-fb7600ebd47f@debian.org> References: <20260106-annotated-v2-1-fb7600ebd47f@debian.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 06 Jan 2026 02:16:35 -0800, Breno Leitao wrote: > The arm64 kernel doesn't boot with annotated branches > (PROFILE_ANNOTATED_BRANCHES) enabled and CONFIG_DEBUG_VIRTUAL together. > > Bisecting it, I found that disabling branch profiling in arch/arm64/mm > solved the problem. Narrowing down a bit further, I found that > physaddr.c is the file that needs to have branch profiling disabled to > get the machine to boot. > > [...] Applied to arm64 (for-next/misc), thanks! [1/1] arm64: Disable branch profiling for all arm64 code https://git.kernel.org/arm64/c/f22c81bebf8b Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev