Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753329Ab3EGOXT (ORCPT ); Tue, 7 May 2013 10:23:19 -0400 Received: from mx1.redhat.com ([209.132.183.28]:19641 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752662Ab3EGOXQ (ORCPT ); Tue, 7 May 2013 10:23:16 -0400 Date: Tue, 7 May 2013 09:37:07 -0400 From: Dave Jones To: Linux Kernel Cc: xfs@oss.sgi.com Subject: xfs_efi_item slab corruption. (v3.9-10936-g51a26ae) Message-ID: <20130507133707.GA18301@redhat.com> Mail-Followup-To: Dave Jones , Linux Kernel , xfs@oss.sgi.com MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8233 Lines: 119 started compiling a kernel, and then... [ 172.233200] ============================================================================= [ 172.233205] BUG xfs_efi_item (Not tainted): Poison overwritten [ 172.233207] ----------------------------------------------------------------------------- [ 172.233210] Disabling lock debugging due to kernel taint [ 172.233213] INFO: 0xffff8800aaac4ea8-0xffff8800aaac4ea8. First byte 0x6a instead of 0x6b [ 172.233235] INFO: Allocated in kmem_zone_alloc+0x67/0xf0 [xfs] age=29290 cpu=1 pid=1357 [ 172.233239] __slab_alloc+0x468/0x52c [ 172.233243] kmem_cache_alloc+0x2b4/0x320 [ 172.233256] kmem_zone_alloc+0x67/0xf0 [xfs] [ 172.233269] kmem_zone_zalloc+0x14/0x40 [xfs] [ 172.233287] xfs_efi_init+0x41/0xa0 [xfs] [ 172.233305] xfs_trans_get_efi+0x58/0x90 [xfs] [ 172.233320] xfs_bmap_finish+0x76/0x1b0 [xfs] [ 172.233338] xfs_itruncate_extents+0x2cd/0x610 [xfs] [ 172.233353] xfs_inactive+0x401/0x530 [xfs] [ 172.233367] xfs_fs_evict_inode+0x8c/0x1b0 [xfs] [ 172.233370] evict+0xa3/0x1a0 [ 172.233372] iput+0xf5/0x180 [ 172.233374] dput+0x208/0x2f0 [ 172.233378] SYSC_renameat+0x3be/0x430 [ 172.233380] SyS_renameat+0xe/0x10 [ 172.233383] SyS_rename+0x1b/0x20 [ 172.233399] INFO: Freed in xfs_efi_item_free+0x21/0x40 [xfs] age=27303 cpu=1 pid=177 [ 172.233402] __slab_free+0x41/0x39f [ 172.233405] kmem_cache_free+0x326/0x370 [ 172.233420] xfs_efi_item_free+0x21/0x40 [xfs] [ 172.233435] __xfs_efi_release+0x4e/0x60 [xfs] [ 172.233449] xfs_efi_release+0x50/0x70 [xfs] [ 172.233463] xfs_efd_item_committed+0x22/0x40 [xfs] [ 172.233479] xfs_trans_committed_bulk+0xcf/0x290 [xfs] [ 172.233494] xlog_cil_committed+0x37/0x110 [xfs] [ 172.233510] xlog_state_do_callback+0x1b8/0x3f0 [xfs] [ 172.233525] xlog_state_done_syncing+0xf2/0x110 [xfs] [ 172.233539] xlog_iodone+0x87/0x110 [xfs] [ 172.233550] xfs_buf_iodone_work+0x5e/0xd0 [xfs] [ 172.233554] process_one_work+0x211/0x700 [ 172.233556] worker_thread+0x11d/0x3a0 [ 172.233559] kthread+0xed/0x100 [ 172.233562] ret_from_fork+0x7c/0xb0 [ 172.233565] INFO: Slab 0xffffea0002aab100 objects=22 used=22 fp=0x (null) flags=0x20000000004080 [ 172.233567] INFO: Object 0xffff8800aaac4e38 @offset=3640 fp=0xffff8800aaac7058 [ 172.233570] Bytes b4 ffff8800aaac4e28: 07 a2 fd ff 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ [ 172.233573] Object ffff8800aaac4e38: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233575] Object ffff8800aaac4e48: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233577] Object ffff8800aaac4e58: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233579] Object ffff8800aaac4e68: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233581] Object ffff8800aaac4e78: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233583] Object ffff8800aaac4e88: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233586] Object ffff8800aaac4e98: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233588] Object ffff8800aaac4ea8: 6a 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b jkkkkkkkkkkkkkkk [ 172.233590] Object ffff8800aaac4eb8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233592] Object ffff8800aaac4ec8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233594] Object ffff8800aaac4ed8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233597] Object ffff8800aaac4ee8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233599] Object ffff8800aaac4ef8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233601] Object ffff8800aaac4f08: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233603] Object ffff8800aaac4f18: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233605] Object ffff8800aaac4f28: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233608] Object ffff8800aaac4f38: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233610] Object ffff8800aaac4f48: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233612] Object ffff8800aaac4f58: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233614] Object ffff8800aaac4f68: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233616] Object ffff8800aaac4f78: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233618] Object ffff8800aaac4f88: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233620] Object ffff8800aaac4f98: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233622] Object ffff8800aaac4fa8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b kkkkkkkkkkkkkkkk [ 172.233625] Object ffff8800aaac4fb8: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5 kkkkkkkkkkkkkkk. [ 172.233627] Redzone ffff8800aaac4fc8: bb bb bb bb bb bb bb bb ........ [ 172.233629] Padding ffff8800aaac5108: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ [ 172.233632] CPU: 1 PID: 1658 Comm: gcc Tainted: G B 3.9.0+ #1 [loadavg: 0.68 0.43 0.17 4/333 1660] [ 172.233636] Hardware name: LENOVO 2356JK8/2356JK8, BIOS G7ET92WW (2.52 ) 02/18/2013 [ 172.233638] ffffea0002aab100 ffff8800a4b03918 ffffffff815f5588 ffff8800a4b03968 [ 172.233644] ffffffff81185944 0000000000000008 ffff880000000001 ffffffff81078016 [ 172.233648] ffff8800aaac4ea8 ffff8800aaac4ea9 ffff880115937cc0 000000000000006b [ 172.233653] Call Trace: [ 172.233658] [] dump_stack+0x19/0x1b [ 172.233662] [] print_trailer+0x154/0x210 [ 172.233666] [] ? perf_trace_sched_process_template+0xe6/0x100 [ 172.233669] [] check_bytes_and_report+0xcf/0x110 [ 172.233673] [] check_object+0x1e7/0x260 [ 172.233676] [] ? check_slab+0x87/0x130 [ 172.233691] [] ? kmem_zone_alloc+0x67/0xf0 [xfs] [ 172.233694] [] alloc_debug_processing+0x76/0x118 [ 172.233697] [] __slab_alloc+0x468/0x52c [ 172.233716] [] ? xfs_iext_bno_to_ext+0x97/0x180 [xfs] [ 172.233731] [] ? kmem_zone_alloc+0x67/0xf0 [xfs] [ 172.233735] [] kmem_cache_alloc+0x2b4/0x320 [ 172.233748] [] ? kmem_zone_alloc+0x67/0xf0 [xfs] [ 172.233762] [] kmem_zone_alloc+0x67/0xf0 [xfs] [ 172.233776] [] kmem_zone_zalloc+0x14/0x40 [xfs] [ 172.233792] [] xfs_efi_init+0x41/0xa0 [xfs] [ 172.233809] [] xfs_trans_get_efi+0x58/0x90 [xfs] [ 172.233825] [] xfs_bmap_finish+0x76/0x1b0 [xfs] [ 172.233844] [] xfs_itruncate_extents+0x2cd/0x610 [xfs] [ 172.233859] [] xfs_inactive+0x401/0x530 [xfs] [ 172.233874] [] xfs_fs_evict_inode+0x8c/0x1b0 [xfs] [ 172.233877] [] evict+0xa3/0x1a0 [ 172.233880] [] iput+0xf5/0x180 [ 172.233883] [] dput+0x208/0x2f0 [ 172.233887] [] SYSC_renameat+0x3be/0x430 [ 172.233892] [] ? lock_release_holdtime.part.30+0xee/0x170 [ 172.233895] [] ? get_parent_ip+0xd/0x50 [ 172.233899] [] ? trace_hardirqs_on+0xd/0x10 [ 172.233904] [] ? syscall_trace_enter+0x18/0x230 [ 172.233907] [] SyS_renameat+0xe/0x10 [ 172.233911] [] SyS_rename+0x1b/0x20 [ 172.233914] [] tracesys+0xdd/0xe2 [ 172.233917] FIX xfs_efi_item: Restoring 0xffff8800aaac4ea8-0xffff8800aaac4ea8=0x6b [ 172.233919] FIX xfs_efi_item: Marking all objects used -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/