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[2620:137:e000::3:6]) by mx.google.com with ESMTPS id k63-20020a638442000000b005aba83e3975si5028105pgd.661.2023.10.15.03.03.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 15 Oct 2023 03:03:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) client-ip=2620:137:e000::3:6; Authentication-Results: mx.google.com; dkim=pass header.i=@ellerman.id.au header.s=201909 header.b=neT1iSdE; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id E0BB2804B867; Sun, 15 Oct 2023 03:03:46 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229795AbjJOKDa (ORCPT + 99 others); Sun, 15 Oct 2023 06:03:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52178 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229641AbjJOKD3 (ORCPT ); Sun, 15 Oct 2023 06:03:29 -0400 Received: from gandalf.ozlabs.org (mail.ozlabs.org [IPv6:2404:9400:2221:ea00::3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B6981DF for ; Sun, 15 Oct 2023 03:03:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ellerman.id.au; s=201909; t=1697364200; bh=Q/bzuX+XRukXINWRk6WjTJ0Dsx+nhlcsHcO34kFVNyE=; h=From:To:Cc:In-Reply-To:References:Subject:Date:From; b=neT1iSdEvJEcD8Pn72Ik6GoscWZUJeCY38+sefDfpP/cZ/H9negXKQfnF+Xdp/jrL XzLx3TVEfz6NA4T16Ur8c5kFIPjVBJMT4BGYBdZ+Z3cud75R4KoVY0d3WV5ZZfW7wT J3YtJqEkOGoncq3HX3EfKUCrRmjHyOBGsgyJ+/Fi5ETCR07+WTSkeg6ANyBwonK9yN vRWsxK2S5N9gA0qXYntot79FAtWjCvgzxej+HkNanHkeoGqio0YETIIFqn2h5gBjJk 41K7/mZQhAkYeW1JKRgNj4Z83/mYwegZkZiagoWAdHcZag4KANCc+hzSvDxgHI16lZ zYt4YnDHCr9vw== 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) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4S7bRD1Djwz4wnw; Sun, 15 Oct 2023 21:03:20 +1100 (AEDT) From: Michael Ellerman To: Nicholas Piggin , Christophe Leroy Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org In-Reply-To: <066caa6d9480365da9b8ed83692d7101e10ac5f8.1695657339.git.christophe.leroy@csgroup.eu> References: <066caa6d9480365da9b8ed83692d7101e10ac5f8.1695657339.git.christophe.leroy@csgroup.eu> Subject: Re: [PATCH] powerpc/85xx: Fix math emulation exception Message-Id: <169736402375.957740.5992745074331848586.b4-ty@ellerman.id.au> Date: Sun, 15 Oct 2023 21:00:23 +1100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-0.8 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Sun, 15 Oct 2023 03:03:47 -0700 (PDT) On Mon, 25 Sep 2023 17:55:51 +0200, Christophe Leroy wrote: > Booting mpc85xx_defconfig kernel on QEMU leads to: > > Bad trap at PC: fe9bab0, SR: 2d000, vector=800 > awk[82]: unhandled trap (5) at 0 nip fe9bab0 lr fe9e01c code 5 in libc-2.27.so[fe5a000+17a000] > awk[82]: code: 3aa00000 3a800010 4bffe03c 9421fff0 7ca62b78 38a00000 93c10008 83c10008 > awk[82]: code: 38210010 4bffdec8 9421ffc0 7c0802a6 d8010008 4815190d 93810030 > Trace/breakpoint trap > WARNING: no useful console > > [...] Applied to powerpc/fixes. [1/1] powerpc/85xx: Fix math emulation exception https://git.kernel.org/powerpc/c/8e8a12ecbc86700b5e1a3596ce2b3c43dafad336 cheers