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=-1.0 required=3.0 tests=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 36E17C32751 for ; Wed, 31 Jul 2019 04:52:16 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 826452067D for ; Wed, 31 Jul 2019 04:52:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 826452067D 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 lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 45z1Hb4hclzDqbG for ; Wed, 31 Jul 2019 14:52:11 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=bugzilla.kernel.org (client-ip=198.145.29.98; helo=mail.wl.linuxfoundation.org; envelope-from=bugzilla-daemon@bugzilla.kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=bugzilla.kernel.org Received: from mail.wl.linuxfoundation.org (mail.wl.linuxfoundation.org [198.145.29.98]) (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 45z1Dz69t6zDqRh for ; Wed, 31 Jul 2019 14:49:55 +1000 (AEST) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4C9B5288B7 for ; Wed, 31 Jul 2019 04:49:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4045A288C3; Wed, 31 Jul 2019 04:49:53 +0000 (UTC) From: bugzilla-daemon@bugzilla.kernel.org To: linuxppc-dev@lists.ozlabs.org Subject: [Bug 204375] kernel 5.2.4 w. KASAN enabled fails to boot on a PowerMac G4 3,6 at very early stage Date: Wed, 31 Jul 2019 04:49:51 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo platform_ppc-32@kernel-bugs.osdl.org X-Bugzilla-Product: Platform Specific/Hardware X-Bugzilla-Component: PPC-32 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: christophe.leroy@c-s.fr X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: platform_ppc-32@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-Virus-Scanned: ClamAV using ClamSMTP 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=3D204375 Christophe Leroy (christophe.leroy@c-s.fr) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |christophe.leroy@c-s.fr --- Comment #2 from Christophe Leroy (christophe.leroy@c-s.fr) --- Looks like a panic happens in kasan_mmu_init() due to page allocation failu= re. #0 __delay (loops=3D0x186a0) at arch/powerpc/kernel/time.c:470 #1 0xc0043b34 in panic (fmt=3D) at kernel/panic.c:305 #2 0xc0049f1c in do_exit (code=3D0xb) at kernel/exit.c:789 #3 0xc0012c30 in oops_end (signr=3D, regs=3D, flags=3D) at arch/powerpc/kernel/traps.c:249 #4 die (str=3D0xc08c78a0 "Kernel access of bad area", regs=3D0xc0f60000 , err=3D0xb) at arch/powerpc/kernel/traps.c:294 #5 0xc00194a8 in handle_page_fault () at arch/powerpc/kernel/entry_32.S:632 #6 0xc011ca64 in task_css (task=3D0xc0da69a0 , subsys_id=3D) at ./include/linux/cgroup.h:486 #7 0xc011ca7c in task_cs (task=3D) at kernel/cgroup/cpuset.= c:199 #8 0xc011fed4 in cpuset_print_current_mems_allowed () at kernel/cgroup/cpuset.c:3444 #9 0xc0210c64 in warn_alloc (gfp_mask=3D, nodemask=3D0x0, fmt=3D0xc093e080 "page allocation failure: order:%u") at mm/page_alloc.c:3765 #10 0xc021151c in __alloc_pages_slowpath (ac=3D, order=3D, gfp_mask=3D) at mm/page_alloc.c:4637 #11 __alloc_pages_nodemask (gfp_mask=3D0x100, order=3D0x0, preferred_nid=3D= , nodemask=3D) at mm/page_alloc.c:4745 #12 0xc0022480 in __alloc_pages (order=3D, preferred_nid=3D, gfp_mask=3D) at ./include/linux/gfp.h:473 #13 __alloc_pages_node (order=3D, gfp_mask=3D, nid=3D) at ./include/linux/gfp.h:486 #14 alloc_pages_node (nid=3D, order=3D, gfp_mask=3D) at ./include/linux/gfp.h:500 #15 __alloc_for_ptecache (mm=3D, kernel=3D) at arch/powerpc/mm/pgtable-frag.c:69 #16 pte_fragment_alloc (mm=3D, kernel=3D) at arch/powerpc/mm/pgtable-frag.c:106 #17 0xc0024034 in pte_alloc_one_kernel (mm=3D) at ./arch/powerpc/include/asm/pgalloc.h:27 #18 kasan_init_shadow_page_tables (k_start=3D0xf8400000, k_end=3D) at arch/powerpc/mm/kasan/kasan_init_32.c:38 #19 0xc0c92734 in kasan_mmu_init () at arch/powerpc/mm/kasan/kasan_init_32.c:104 #20 0xc0c91560 in MMU_init () at arch/powerpc/mm/init_32.c:178 #21 0xc000354c in start_here () at arch/powerpc/kernel/head_32.S:899 --=20 You are receiving this mail because: You are watching the assignee of the bug.=