From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.9]) (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 E9BE03624A9 for ; Sun, 5 Jul 2026 11:35:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=212.18.0.9 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783251343; cv=none; b=NzSu3YHkCa7Hb2RJlzckvMbBan4C/CoVo9a4NhjJsYdNvLk8TfumQ7FIEvNFmgJAImjwtX1Y7CCPsxHChq+hAnD4QrF/JBbGVOA6xXSnkhGwhxH4aIf6AgAKqBiBvCw76b2ZN/9DO6C+Jtj8eoST/hjafUfua1JbiDxSQ44ZtZ0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783251343; c=relaxed/simple; bh=PT8KT+SnFnSVhk5MKfyunisB400S71Hebv7tj5e9R/s=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=MSo9MO8UI4CGFxRNkwqnNnWmamUgIRK+YenoLi/PYf1WHNMVBouuxoCrgvM3Bq8s9lrzeTAPK3vvqUrJMsA7n7zoPwI7tiQM865EdTcrkoCDdaTc3M4prpjoRL2cb4Ybu1jCnNs89NqkU2B2MpHQPz9gDSowqzt4FB/nboUgNcs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org; spf=pass smtp.mailfrom=nefkom.net; arc=none smtp.client-ip=212.18.0.9 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nefkom.net Received: from mail-out.m-online.net (mail-out.m-online.net [212.18.0.9]) by mail-out.m-online.net (Postfix) with ESMTP id 4gtQQp3gddz1r5ST; Sun, 5 Jul 2026 13:35:30 +0200 (CEST) Received: from frontend03.mail.m-online.net (unknown [192.168.6.182]) by mail-out.m-online.net (Postfix) with ESMTP id 4gtQQj391Lz1r5SR; Sun, 5 Jul 2026 13:35:25 +0200 (CEST) Received: from localhost (dynscan3.mnet-online.de [192.168.6.87]) by mail.m-online.net (Postfix) with ESMTP id 4gtQQh4vnnz1qqlR; Sun, 5 Jul 2026 13:35:24 +0200 (CEST) X-Virus-Scanned: amavis at mnet-online.de Received: from mail.mnet-online.de ([192.168.6.182]) by localhost (dynscan3.mail.m-online.net [192.168.6.87]) (amavis, port 10024) with ESMTP id eqXnZcOzeJq0; Sun, 5 Jul 2026 13:35:20 +0200 (CEST) X-Auth-Info: rL0Tgy9moVwB6CCQCSaA+F48ujYxdVsV0p4gppaTiwTnO5NOHncg3Q4G9ZyKTDzO Received: from igel.home (aftr-62-216-202-245.dynamic.mnet-online.de [62.216.202.245]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.mnet-online.de (Postfix) with ESMTPSA; Sun, 5 Jul 2026 13:35:20 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 093BE2C0B17; Sun, 05 Jul 2026 13:35:20 +0200 (CEST) From: Andreas Schwab To: "Christophe Leroy (CS GROUP)" Cc: "Mukesh Kumar Chaurasiya (IBM)" , maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com, ryabinin.a.a@gmail.com, glider@google.com, andreyknvl@gmail.com, dvyukov@google.com, vincenzo.frascino@arm.com, oleg@redhat.com, kees@kernel.org, luto@amacapital.net, wad@chromium.org, mchauras@linux.ibm.com, sshegde@linux.ibm.com, thuth@redhat.com, ruanjinjie@huawei.com, akpm@linux-foundation.org, macro@orcam.me.uk, ldv@strace.io, charlie@rivosinc.com, deller@gmx.de, kevin.brodsky@arm.com, ritesh.list@gmail.com, yeoreum.yun@arm.com, agordeev@linux.ibm.com, segher@kernel.crashing.org, mark.rutland@arm.com, ryan.roberts@arm.com, pmladek@suse.com, feng.tang@linux.alibaba.com, peterz@infradead.org, kan.liang@linux.intel.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com Subject: Re: [PATCH v5 0/8] Generic IRQ entry/exit support for powerpc In-Reply-To: <1693b268-ee26-4764-871a-5a067ae96080@kernel.org> References: <20260427122742.210074-1-mkchauras@gmail.com> <87wlvazrdy.fsf@igel.home> <1693b268-ee26-4764-871a-5a067ae96080@kernel.org> Date: Sun, 05 Jul 2026 13:35:19 +0200 Message-ID: <877bn9vfd4.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit On Jul 05 2026, Christophe Leroy (CS GROUP) wrote: > Le 04/07/2026 à 17:49, Andreas Schwab a écrit : >> This breaks booting on the PowerMac G5 (PowerMac7,3), there is a panic >> somwhere in an irq. >> > > Do you have more details ? Like at least the dump of the panic Oops ? NIP .power4_idle_nap+0x30/0x34 LR .power4_idle+0x64/0x70 --- interrupt: 900 .arch_spu_idle+0x88/0x100 .default_idle_call+0x3c/0x5c .do_idle+0x194/0x2b4 .cpu_startup_entry+0x3c/0x40 .start_secondary+0x6b0/0x820 start_secondary_prolog+0x10/0x14 > Can it be reproduced on QEMU ? No, qemu does not support SMP. -- Andreas Schwab, schwab@linux-m68k.org GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1 "And now for something completely different."