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 X-Spam-Level: X-Spam-Status: No, score=-4.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3CF7CC433B4 for ; Mon, 17 May 2021 06:21:45 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id CD7C461166 for ; Mon, 17 May 2021 06:21:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CD7C461166 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=bugzilla.kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4Fk8D74CP0z3byC for ; Mon, 17 May 2021 16:21:43 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=I8WJRMAT; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=bugzilla.kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=bugzilla-daemon@bugzilla.kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=I8WJRMAT; dkim-atps=neutral Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (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 4Fk8CZ1NyFz2xgN for ; Mon, 17 May 2021 16:21:14 +1000 (AEST) Received: by mail.kernel.org (Postfix) with ESMTPS id 6D75861221 for ; Mon, 17 May 2021 06:21:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1621232469; bh=eZCA5a91xEXYITRRlFq8s8S47/suiy5RVH/PV/p4pzc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=I8WJRMAThylaHok2MCUsoktuTKN9OersvJcvkyHR6lt0AkSoFDFFVIn4UEXfv3fuV CKifkFmW0ZPLKOl5SWac6bnmT8aZmMvuXIhBXNWAcQd+5EgI1X8alIFEVn15U0DAA9 UwEjHL7w8AAG7FUQEzjp5l6UnWCdiCdnJC2FpQFMbwZfyjKXBJcSbG+pOHm51teika L469Pfq+QUoDC/fGzFkDUzBRRMNWhFtKeuFIMRypjMt+hCGVzy17riNuqYbPYxWdDF VnsVT9P8qH8TW81SE2dTAbd35EKS8mRKKrv+OTCKWHE4FxZLaYcMEBgJjqZ0xgSzy1 gGyku/GIkP7KQ== From: bugzilla-daemon@bugzilla.kernel.org To: linuxppc-dev@lists.ozlabs.org Subject: [Bug 213069] kernel BUG at arch/powerpc/include/asm/book3s/64/hash-4k.h:147! Oops: Exception in kernel mode, sig: 5 [#1] Date: Mon, 17 May 2021 06:21:09 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo platform_ppc-64@kernel-bugs.osdl.org X-Bugzilla-Product: Platform Specific/Hardware X-Bugzilla-Component: PPC-64 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: christophe.leroy@csgroup.eu X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: platform_ppc-64@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" https://bugzilla.kernel.org/show_bug.cgi?id=3D213069 Christophe Leroy (christophe.leroy@csgroup.eu) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |christophe.leroy@csgroup.eu --- Comment #2 from Christophe Leroy (christophe.leroy@csgroup.eu) --- The bug is not in powerpc but in function pmd_basic_tests() in mm/debug_vm_pgtable.c (https://elixir.bootlin.com/linux/v5.13-rc1/source/mm/debug_vm_pgtable.c#L1= 46) pfn_pmd() should not be called before the has_transparent_hugepage() verification. Same problem in pmd_advanced_tests() And there is the exact same issue with PUD tests with pfn_pud() function. --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=