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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 63F7FC43458 for ; Mon, 6 Jul 2026 19:21:58 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gvDkX3KTRz2yVZ; Tue, 07 Jul 2026 05:21:56 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=212.18.0.9 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1783365716; cv=none; b=HfBuS/qNSaO2b/iSja5KNL//SUItkg0qac/YUeJIzBfJKW15+s8Li6otYbVnAnItYTS9593U5zRE62ssp7TOe9MOj1wmQC+EwXeZcdo+PicovxMBZhnhmS/3+QGpNicPUh0LHyyp5eXZ9LLEUWMWRZamOBG1Y/oxSjQWfstLuK/9rIDvgYS5dYQh+X59GvzimC2MPbzYW2z1j6Dxto4aNMDzXp5GgOflTI9Am+53/RHjEfuXrwL89IqcCOeZgvvSY/D0DYG4oXSVp37dOcfKjazOoUVEPyJvXeZPonRpHcLhFXpYUOawpVE7mRZMhcHTuf6z14oblIwdT25RfO3zwg== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1783365716; c=relaxed/relaxed; bh=p34yEhjT466o4tB0YNIeM6NweEK1RkFu3K9bpxHyC8Q=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=TuZX0FxJ/HHfQLPq7UCv/vQJOJ7JOc1B0bW7h8shrkvgmGR1qoSM4nxsCtv+PdsK+b0eskRHkLxz25o5AhijjJEHG19nspX3bcoa8O82ShghoBQy2araapLUNngMu6FksurYlxwRRiLELKwSWcH27tHfgQfwUArQM+JznCQed/qyl/pURq2i6Ly6yBihYE8Wz0z+izPIR66vbnGpkw/qmLRnbOHy+UNLbjdf/WmLZTHpzonKFJWylyGgjwH6f8QevRWpg31sM4D9vaR5EKidTFqMX8NAhzidbjAGQgejf0XaLyklnRXdBp144vaWzc3v8cMBGt1BAPu4KyxbLWt4GQ== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org; spf=pass (client-ip=212.18.0.9; helo=mail-out.m-online.net; envelope-from=whitebox@nefkom.net; receiver=lists.ozlabs.org) smtp.mailfrom=nefkom.net Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux-m68k.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nefkom.net (client-ip=212.18.0.9; helo=mail-out.m-online.net; envelope-from=whitebox@nefkom.net; receiver=lists.ozlabs.org) 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 lists.ozlabs.org (Postfix) with ESMTPS id 4gvDkV6zzDz2xpn for ; Tue, 07 Jul 2026 05:21:53 +1000 (AEST) 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 4gvDkP2JXqz1r5Sg; Mon, 6 Jul 2026 21:21:49 +0200 (CEST) Received: from frontend04.mail.m-online.net (unknown [192.168.6.183]) by mail-out.m-online.net (Postfix) with ESMTP id 4gvDkK0404z1r5SZ; Mon, 6 Jul 2026 21:21:44 +0200 (CEST) Received: from localhost (dynscan4.mnet-online.de [192.168.6.88]) by mail.m-online.net (Postfix) with ESMTP id 4gvDkJ3hSWz1qqlR; Mon, 6 Jul 2026 21:21:44 +0200 (CEST) X-Virus-Scanned: amavis at mnet-online.de Received: from mail.mnet-online.de ([192.168.6.182]) by localhost (dynscan4.mail.m-online.net [192.168.6.88]) (amavis, port 10024) with ESMTP id gl-AZVGbw1jk; Mon, 6 Jul 2026 21:21:40 +0200 (CEST) X-Auth-Info: D2O3wWkm2V4gItoSeunzHiB2Cy0C8MSgpOhe6rFXpbumFhFiBXBa9ngkCoUVE50s Received: from igel.home (aftr-62-216-202-81.dynamic.mnet-online.de [62.216.202.81]) (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; Mon, 6 Jul 2026 21:21:40 +0200 (CEST) Received: by igel.home (Postfix, from userid 1000) id 042FB2C0393; Mon, 06 Jul 2026 21:21:40 +0200 (CEST) From: Andreas Schwab To: Shrikanth Hegde Cc: "Christophe Leroy (CS GROUP)" , "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, 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: <7f013fb9-c3fb-4c03-8a2b-cd395cc1e113@linux.ibm.com> References: <20260427122742.210074-1-mkchauras@gmail.com> <87wlvazrdy.fsf@igel.home> <1693b268-ee26-4764-871a-5a067ae96080@kernel.org> <8733xxve3h.fsf@igel.home> <7f013fb9-c3fb-4c03-8a2b-cd395cc1e113@linux.ibm.com> Date: Mon, 06 Jul 2026 21:21:39 +0200 Message-ID: <87tsqbapq4.fsf@igel.home> User-Agent: Gnus/5.13 (Gnus v5.13) X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Type: text/plain Oops: Exception in kernel mode, sig: 4 [#1] Oops: Kernel access of bad area, sig: 11 [#1] kernel tried to execute exec-protected page (c0000001bfa8c380) - exploit attempt? (uid: 0) Faulting instruction address: 0xc0000001bfa8c380 BUG: Unable to handle kernel instruction fetch Oops: Kernel Access of bad area, sig: 11 [#1] -- 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."