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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4935CC0729B for ; Wed, 16 Aug 2023 18:18:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345458AbjHPSSO (ORCPT ); Wed, 16 Aug 2023 14:18:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344333AbjHPSRl (ORCPT ); Wed, 16 Aug 2023 14:17:41 -0400 Received: from mail.alien8.de (mail.alien8.de [IPv6:2a01:4f9:3051:3f93::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D80BA1BE6 for ; Wed, 16 Aug 2023 11:17:39 -0700 (PDT) Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 0357740E00F4; Wed, 16 Aug 2023 18:17:38 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Authentication-Results: mail.alien8.de (amavisd-new); dkim=pass (4096-bit key) header.d=alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 8JJHD26WMmm6; Wed, 16 Aug 2023 18:17:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1692209853; bh=Sl1Z/CI1SVtQenmcaikkZbJCiWOXFJQAnorOYMFQmWM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=IU1nTjIl94J8idI8JYuVzmjXs6UIvF1ghoiGvGjCZWA6XeXtdvxaUCwlhbY6cPJ/Y ML4GYq98V7nQRb4vW3cNCsn4MRVX9bjN/xHJt/M9EVvurIpyYJEHBYTwtnGWX40Rkv njdPPmTlLNYHE8wp1iqVUReumdi2r0pYRWAsL0QmuRnmj5s4ID7QbT1P34ukanFQ8M 2hDHgLTDpIRIuIIPqtl5dCptxf4myqwoHNRjAofsWsqY2SNFTzRo5g2UUWQlovIJVM 2d9XMLoLzAxUKDrzeOPabZQ+6JzHNjgchMNSxbpWm6+xsN/InGBY7SV/tIhpRRcNTk 5fkVmhoveSdxOmJya223XQviylPmjc1jBtbKpN8WcM39PdSHY+lHjHXBqc4HU0yOJs xtWyXSfgMZPv8Tg1ZWdZSRePaoBa8TkHYy+baCXgwkWyF1syXSnPBSOh+mNTC19V3g UcRpHdJXzMQzP7E4EyLF9KNcjDfy+orCLOQNGL/Lq/8uVX3ajeZg6WCZm2HqKMIhAC 4jHHIef9eBBFZntx/LbwsgNo1MpN7cbvrOTxPVuP8tVqooJ9YwTGFgb/CuSp1DfvWb ISd+s0GCoo2IcVfrnXL2S4wHoMJ0k/NKMR8ZMpWpN8KfWjYgzNAT8K+cSk7GI3YLO0 GBkSfLYZ4DjOJIeuEnCS+qVQ= Received: from zn.tnic (pd9530d32.dip0.t-ipconnect.de [217.83.13.50]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id C6EB440E0193; Wed, 16 Aug 2023 18:17:24 +0000 (UTC) Date: Wed, 16 Aug 2023 20:17:20 +0200 From: Borislav Petkov To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, x86@kernel.org, peterz@infradead.org, keescook@chromium.org, elver@google.com, dvyukov@google.com, glider@google.com Subject: Re: [BUG] missing return thunk: __ret+0x5/0x7e-__ret+0x0/0x7e: e9 f6 ff ff ff Message-ID: <20230816181720.GNZN0SsKi/B4eCsZHu@fat_crate.local> References: <4dc3d0ec-b827-4bce-8927-cfa5d837fd03@paulmck-laptop> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <4dc3d0ec-b827-4bce-8927-cfa5d837fd03@paulmck-laptop> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hey Paul, On Wed, Aug 16, 2023 at 10:54:09AM -0700, Paul E. McKenney wrote: > I hit the splat at the end of this message in recent mainline, and has > appeared some time since v6.5-rc1. Should I be worried? does it go away if you try the latest tip:x86/urgent branch? Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette