Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753843AbcCJMbt (ORCPT ); Thu, 10 Mar 2016 07:31:49 -0500 Received: from mail-lb0-f181.google.com ([209.85.217.181]:33797 "EHLO mail-lb0-f181.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752133AbcCJMbk (ORCPT ); Thu, 10 Mar 2016 07:31:40 -0500 From: Evgenii Lepikhin To: linux-kernel@vger.kernel.org Subject: kernel OOPS in MM(?) Organization: 1Gb.ru X-Url: http://www.1gb.ru Date: Thu, 10 Mar 2016 15:31:36 +0300 Message-ID: <87io0ua507.fsf@eugene-vaio.home> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.0.50 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5088 Lines: 65 Hi, We need help to understand the source of the problem and may be to create a bugreport. Here is crash report: Mar 10 04:03:51 l28 kernel: [2075560.434445] BUG: unable to handle kernel paging request at 0000000040008021 Mar 10 04:03:51 l28 kernel: [2075560.434669] IP: [] __kmalloc+0x69/0x100 Mar 10 04:03:51 l28 kernel: [2075560.434800] PGD b7e462067 PUD 0 Mar 10 04:03:51 l28 kernel: [2075560.434913] Oops: 0000 [#1] SMP Mar 10 04:03:51 l28 kernel: [2075560.435044] Modules linked in: tcm_loop iscsi_target_mod target_core_pscsi target_core_file target_core_iblock target_core_mod ipt_NETFLOW(O) configfs iscsi_tcp libis csi_tcp libiscsi scsi_transport_iscsi fuse [last unloaded: ipfw_mod] Mar 10 04:03:51 l28 kernel: [2075560.435539] CPU: 4 PID: 27141 Comm: rm Tainted: G O 3.12.51-jl-2015-12-25 #1 Mar 10 04:03:51 l28 kernel: [2075560.435734] Hardware name: Intel Corporation S2600IP ........../S2600IP, BIOS SE5C600.86B.01.08.0003.022620131521 02/26/2013 Mar 10 04:03:51 l28 kernel: [2075560.435939] task: ffff880e622ccba0 ti: ffff880eeb008000 task.ti: ffff880eeb008000 Mar 10 04:03:51 l28 kernel: [2075560.436131] RIP: 0010:[] [] __kmalloc+0x69/0x100 Mar 10 04:03:51 l28 kernel: [2075560.436333] RSP: 0018:ffff880eeb009b38 EFLAGS: 00010282 Mar 10 04:03:51 l28 kernel: [2075560.436439] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00000000a8a73dc2 Mar 10 04:03:51 l28 kernel: [2075560.436632] RDX: 00000000a8a73dc1 RSI: 0000000000000000 RDI: 0000000000013500 Mar 10 04:03:51 l28 kernel: [2075560.438248] RBP: ffff880eeb009b58 R08: ffff88103fc13500 R09: ffffffff811a0267 Mar 10 04:03:51 l28 kernel: [2075560.438446] R10: ffff880eeb009d84 R11: 0000000000000000 R12: ffff88081f803a00 Mar 10 04:03:51 l28 kernel: [2075560.438656] R13: 0000000040008021 R14: 0000000000000250 R15: ffff880250e833b0 Mar 10 04:03:51 l28 kernel: [2075560.438851] FS: 00007fe2316dd700(0000) GS:ffff88103fc00000(0000) knlGS:0000000000000000 Mar 10 04:03:51 l28 kernel: [2075560.439045] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Mar 10 04:03:51 l28 kernel: [2075560.439152] CR2: 0000000040008021 CR3: 0000000a20736000 CR4: 00000000000407e0 Mar 10 04:03:51 l28 kernel: [2075560.439343] Stack: Mar 10 04:03:51 l28 kernel: [2075560.439439] 0000000000000000 0000000000000250 0000000000000060 0000000000000000 Mar 10 04:03:51 l28 kernel: [2075560.439663] ffff880eeb009b88 ffffffff811a0267 ffff881015fb7fe0 0000000000000060 Mar 10 04:03:51 l28 kernel: [2075560.439898] ffff880250e83490 0000000000000000 ffff880eeb009ba8 ffffffff811a02f8 Mar 10 04:03:51 l28 kernel: [2075560.440153] Call Trace: Mar 10 04:03:51 l28 kernel: [2075560.440257] [] kmem_alloc+0x67/0xe0 Mar 10 04:03:51 l28 kernel: [2075560.440365] [] kmem_zalloc+0x18/0x40 Mar 10 04:03:51 l28 kernel: [2075560.440473] [] xfs_log_commit_cil+0x373/0x4c0 Mar 10 04:03:51 l28 kernel: [2075560.440585] [] ? xfs_bmap_search_multi_extents+0xe0/0x110 Mar 10 04:03:51 l28 kernel: [2075560.440783] [] xfs_trans_commit+0x6c/0x250 Mar 10 04:03:51 l28 kernel: [2075560.440899] [] xfs_bmap_finish+0xb7/0x1a0 Mar 10 04:03:51 l28 kernel: [2075560.441017] [] xfs_itruncate_extents+0xe3/0x200 Mar 10 04:03:51 l28 kernel: [2075560.441131] [] xfs_inactive+0x27c/0x3a0 Mar 10 04:03:51 l28 kernel: [2075560.441275] [] ? wake_atomic_t_function+0x40/0x40 Mar 10 04:03:51 l28 kernel: [2075560.441386] [] xfs_fs_evict_inode+0x73/0x80 Mar 10 04:03:51 l28 kernel: [2075560.441498] [] evict+0xaa/0x1b0 Mar 10 04:03:51 l28 kernel: [2075560.441604] [] iput+0x103/0x1a0 Mar 10 04:03:51 l28 kernel: [2075560.441713] [] do_unlinkat+0x1cf/0x240 Mar 10 04:03:51 l28 kernel: [2075560.441823] [] ? SyS_newfstatat+0x25/0x30 Mar 10 04:03:51 l28 kernel: [2075560.441932] [] SyS_unlinkat+0x1d/0x40 Mar 10 04:03:51 l28 kernel: [2075560.442044] [] system_call_fastpath+0x16/0x1b Mar 10 04:03:51 l28 kernel: [2075560.442155] Code: 65 4c 03 04 25 48 bc 00 00 49 8b 50 08 4d 8b 28 49 8b 40 10 4d 85 ed 74 6b 48 85 c0 74 66 49 63 44 24 20 48 8d 4a 01 49 8b 3c 24 <49> 8b 5c 05 00 4c 89 e8 65 48 0f c7 0f 0f 94 c0 84 c0 74 bd 49 Mar 10 04:03:51 l28 kernel: [2075560.442904] RIP [] __kmalloc+0x69/0x100 Mar 10 04:03:51 l28 kernel: [2075560.443020] RSP Mar 10 04:03:51 l28 kernel: [2075560.443122] CR2: 0000000040008021 Mar 10 04:03:51 l28 kernel: [2075560.443809] ---[ end trace 92cd2d4bad1896f4 ]--- Kernel 3.12.51. Gdb listing: (gdb) list *(__kmalloc+0x69) 0xffffffff810ee519 is in __kmalloc (mm/slub.c:260). [...] 258 static inline void *get_freepointer(struct kmem_cache *s, void *object) 259 { 260 return *(void **)(object + s->offset); 261 } What whould be the next step? Thank you. -- UNIX/Ocaml engineer at 1Gb.ru. Telegram: johnlepikhin