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 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 19AE3C4BA12 for ; Wed, 26 Feb 2020 15:52:18 +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 810E721556 for ; Wed, 26 Feb 2020 15:52:17 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 810E721556 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 48SL0H295JzDqf3 for ; Thu, 27 Feb 2020 02:52:15 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=srs0=+jiy=4o=bugzilla.kernel.org=bugzilla-daemon@kernel.org; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=bugzilla.kernel.org 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 48SKxY3KSSzDqdj for ; Thu, 27 Feb 2020 02:49:53 +1100 (AEDT) From: bugzilla-daemon@bugzilla.kernel.org To: linuxppc-dev@lists.ozlabs.org Subject: [Bug 205099] KASAN hit at raid6_pq: BUG: Unable to handle kernel data access at 0x00f0fd0d Date: Wed, 26 Feb 2020 15:49:50 +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: erhard_f@mailbox.org 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: attachments.isobsolete attachments.created 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=3D205099 Erhard F. (erhard_f@mailbox.org) changed: What |Removed |Added ---------------------------------------------------------------------------- Attachment #286251|0 |1 is obsolete| | Attachment #286397|0 |1 is obsolete| | Attachment #286929|0 |1 is obsolete| | --- Comment #25 from Erhard F. (erhard_f@mailbox.org) --- Created attachment 287621 --> https://bugzilla.kernel.org/attachment.cgi?id=3D287621&action=3Dedit dmesg (5.6-rc3+, KASAN_VMALLOC + VMAP_STACK + OUTLINE KASAN, PowerMac G4 DP) Gave 5.6-rc3 + KASAN_VMALLOC + VMAP_STACK + OUTLINE KASAN a test ride and i= t's still in: [...] Feb 26 16:29:30 T600 kernel: BUG: Unable to handle kernel data access on re= ad at 0x0050a0f0 Feb 26 16:29:30 T600 kernel: Faulting instruction address: 0xf168b560 Feb 26 16:29:30 T600 kernel: Oops: Kernel access of bad area, sig: 11 [#1] Feb 26 16:29:30 T600 kernel: BE PAGE_SIZE=3D4K MMU=3DHash SMP NR_CPUS=3D2 P= owerMac Feb 26 16:29:30 T600 kernel: Modules linked in: raid6_pq(+) libcrc32c zlib_inflate snd_aoa_i2sbus snd_aoa_soundbus snd_pcm ohci_hcd ehci_pci(+) s= sb snd_timer ehci_hcd pcmcia snd pcmcia_core soundcore uninorth_agp usbcore agpgart usb_common Feb 26 16:29:30 T600 kernel: CPU: 1 PID: 118 Comm: modprobe Tainted: G = W 5.6.0-rc3-PowerMacG4+ #1 Feb 26 16:29:30 T600 kernel: NIP: f168b560 LR: f168b4e8 CTR: c024b2e0 Feb 26 16:29:30 T600 kernel: REGS: f10bd780 TRAP: 0300 Tainted: G = W=20=20=20 (5.6.0-rc3-PowerMacG4+) Feb 26 16:29:30 T600 kernel: MSR: 02009032 CR: 28228= 828=20 XER: 00000000 Feb 26 16:29:30 T600 kernel: DAR: 0050a0f0 DSISR: 40000000=20 GPR00: f10bd9d8 f10bd838 ebeca380 ec56c070 00000010 00000000 f168b4e8 00000000=20 GPR08: 00000000 0050a0f0 5d0dfdad fffffff0 c024b2e0 007efff4 00000060 00000050=20 GPR16: ec56c000 ec56f000 ec56e000 00000070 00000060 00000050 00000040 00000030=20 GPR24: 00000020 00000010 00000008 f10bda8c f10bda78 ec56f010 ec56e010 00000000=20 Feb 26 16:29:30 T600 kernel: NIP [f168b560] raid6_altivec8_gen_syndrome_real+0x3c0/0x480 [raid6_pq] Feb 26 16:29:30 T600 kernel: LR [f168b4e8] raid6_altivec8_gen_syndrome_real+0x348/0x480 [raid6_pq] Feb 26 16:29:30 T600 kernel: Call Trace: Feb 26 16:29:30 T600 kernel: [f10bd838] [0000000a] 0xa (unreliable) Feb 26 16:29:30 T600 kernel: [f10bda28] [f168b654] raid6_altivec8_gen_syndrome+0x34/0x58 [raid6_pq] Feb 26 16:29:30 T600 kernel: [f10bda48] [f145b3cc] init_module+0x3cc/0x530 [raid6_pq] Feb 26 16:29:30 T600 kernel: [f10bdb18] [c00058e4] do_one_initcall+0xb8/0x3= 6c Feb 26 16:29:30 T600 kernel: [f10bdbe8] [c010f760] do_init_module+0xa8/0x2c4 Feb 26 16:29:30 T600 kernel: [f10bdc18] [c0112630] load_module+0x2bd4/0x2d58 Feb 26 16:29:30 T600 kernel: [f10bde18] [c0112a28] sys_finit_module+0x100/0= x138 Feb 26 16:29:30 T600 kernel: [f10bdf38] [c001a234] ret_from_syscall+0x0/0x34 Feb 26 16:29:30 T600 kernel: --- interrupt: c01 at 0x639988 --=20 You are receiving this mail because: You are watching the assignee of the bug.=