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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 0117DC433DF for ; Fri, 16 Oct 2020 12:35:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 89E9E2084C for ; Fri, 16 Oct 2020 12:35:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2407553AbgJPMfe (ORCPT ); Fri, 16 Oct 2020 08:35:34 -0400 Received: from jabberwock.ucw.cz ([46.255.230.98]:37254 "EHLO jabberwock.ucw.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2407541AbgJPMfd (ORCPT ); Fri, 16 Oct 2020 08:35:33 -0400 Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id E990C1C0B7D; Fri, 16 Oct 2020 14:35:30 +0200 (CEST) Date: Fri, 16 Oct 2020 14:35:30 +0200 From: Pavel Machek To: kernel list , autofs@vger.kernel.org, raven@themaw.net, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com Subject: 5.9.0-next-20201015: autofs oops in update-binfmts Message-ID: <20201016123530.GA30444@duo.ucw.cz> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="YiEDa0DAkWCtVeE4" Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --YiEDa0DAkWCtVeE4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! I'm getting this during boot: 32-bit thinkpad x60. [ 10.718377] BUG: kernel NULL pointer dereference, address: 00000000 [ 10.721848] #PF: supervisor read access in kernel mode [ 10.722763] #PF: error_code(0x0000) - not-present page [ 10.726759] *pdpt =3D 000000000339e001 *pde =3D 0000000000000000=20 [ 10.730793] Oops: 0000 [#1] PREEMPT SMP PTI [ 10.736201] CPU: 1 PID: 2762 Comm: update-binfmts Not tainted 5.9.0-next= -20201015+ #152 [ 10.738769] Hardware name: LENOVO 17097HU/17097HU, BIOS 7BETD8WW (2.19 )= 03/31/2011 [ 10.742769] EIP: __kernel_write+0xd4/0x230 [ 10.746769] Code: 89 d6 64 8b 15 b4 77 4c c5 8b 8a 38 0b 00 00 31 d2 85 = c9 74 04 0f b7 51 30 66 89 75 e8 8b 75 ac 8d 4d b0 89 45 e4 66 89 55 ea <8b= > 06 8b 56 04 57 6a 01 89 45 d4 8d 45 b8 89 55 d8 ba 01 00 00 00 [ 10.758762] EAX: 00020000 EBX: c1922a40 ECX: c33cdad0 EDX: 00000000 [ 10.762791] ESI: 00000000 EDI: 0000012c EBP: c33cdb20 ESP: c33cdacc [ 10.766766] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010286 [ 10.770762] CR0: 80050033 CR2: 00000000 CR3: 033d0000 CR4: 000006b0 [ 10.770762] Call Trace: [ 10.770762] ? __mutex_unlock_slowpath+0x2b/0x2c0 [ 10.770762] ? dma_direct_map_sg+0x13a/0x320 [ 10.770762] autofs_notify_daemon+0x14d/0x2b0 [ 10.770762] autofs_wait+0x4cd/0x770 [ 10.793051] ? autofs_d_automount+0xd6/0x1e0 [ 10.793051] autofs_mount_wait+0x43/0xe0 [ 10.797808] autofs_d_automount+0xdf/0x1e0 [ 10.797808] __traverse_mounts+0x85/0x200 [ 10.797808] step_into+0x368/0x620 [ 10.797808] ? proc_setup_thread_self+0x110/0x110 [ 10.797808] walk_component+0x58/0x190 [ 10.811838] link_path_walk.part.0+0x245/0x360 [ 10.811838] path_lookupat.isra.0+0x31/0x130 [ 10.811838] filename_lookup+0x8d/0x130 [ 10.818749] ? cache_alloc_debugcheck_after+0x151/0x180 [ 10.818749] ? getname_flags+0x1f/0x160 [ 10.818749] ? kmem_cache_alloc+0x75/0x100 [ 10.818749] user_path_at_empty+0x25/0x30 [ 10.818749] vfs_statx+0x63/0x100 [ 10.831022] ? _raw_spin_unlock+0x18/0x30 [ 10.831022] ? replace_page_cache_page+0x160/0x160 [ 10.831022] __do_sys_stat64+0x36/0x60 [ 10.831022] ? exit_to_user_mode_prepare+0x35/0xe0 [ 10.831022] ? irqentry_exit_to_user_mode+0x8/0x20 [ 10.838773] ? irqentry_exit+0x55/0x70 [ 10.838773] ? exc_page_fault+0x228/0x3c0 [ 10.838773] __ia32_sys_stat64+0xd/0x10 [ 10.838773] do_int80_syscall_32+0x2c/0x40 [ 10.848561] entry_INT80_32+0x111/0x111 [ 10.848561] EIP: 0xb7ee2092 [ 10.848561] Code: 00 00 00 e9 90 ff ff ff ff a3 24 00 00 00 68 30 00 00 = 00 e9 80 ff ff ff ff a3 e8 ff ff ff 66 90 00 00 00 00 00 00 00 00 cd 80 8d b4 26 00 00 00 00 8d b6 00 00 00 00 8b 1c 24 c3 8d b4 26 00 [ 10.848561] EAX: ffffffda EBX: 00468490 ECX: bfbce6ec EDX: 00467348 [ 10.848561] ESI: 00000000 EDI: 00468490 EBP: bfbce6ec ESP: bfbce6c4 [ 10.848561] DS: 007b ES: 007b FS: 0000 GS: 0033 SS: 007b EFLAGS: 00000292 [ 10.848561] Modules linked in: [ 10.848561] CR2: 0000000000000000 [ 10.851552] ---[ end trace d01bd7323c2317a5 ]--- [ 10.851558] EIP: __kernel_write+0xd4/0x230 [ 10.851561] Code: 89 d6 64 8b 15 b4 77 4c c5 8b 8a 38 0b 00 00 31 d2 85 = c9 74 04 0f b7 51 30 66 89 75 e8 8b 75 ac 8d 4d b0 89 45 e4 66 89 55 ea <8b= > 06 8b 56 04 57 6a 01 89 45 d4 8d 45 b8 89 55 d8 ba 01 00 00 00 [ 10.851563] EAX: 00020000 EBX: c1922a40 ECX: c33cdad0 EDX: 00000000 [ 10.851565] ESI: 00000000 EDI: 0000012c EBP: c33cdb20 ESP: c33cdacc [ 10.851568] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010286 [ 10.851570] CR0: 80050033 CR2: 004a700e CR3: 033d0000 CR4: 000006b0 [ 11.803128] systemd-journald[2514]: Received request to flush runtime jo= urnal from PID 1 [ 26.113941] iwl3945 0000:03:00.0: loaded firmware version 15.32.2.9 [ 59.809322] traps: clock-applet[3636] trap int3 ip:b724ffc0 sp:bf879b90 = error:0 in libglib-2.0.so.0.5000.3[b7203000+12a000] [ 59.812036] traps: mateweather-app[3638] trap int3 ip:b7283fc0 sp:bfb657= 60 error:0 in libglib-2.0.so.0.5000.3[b7237000+12a000] [ 64.628401] wlan0: authenticate with 5c:f4:ab:10:d2:bb --=20 http://www.livejournal.com/~pavelmachek --YiEDa0DAkWCtVeE4 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCX4mTkgAKCRAw5/Bqldv6 8ia2AJ4pCR+OY8chl0oKEVyzf0BeGcSfUwCffDVxOBGoTKOuAAP7VwueOJCfoHk= =1Oa+ -----END PGP SIGNATURE----- --YiEDa0DAkWCtVeE4--