From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from magic.merlins.org ([209.81.13.136]:53634 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752169AbeENXil (ORCPT ); Mon, 14 May 2018 19:38:41 -0400 Date: Mon, 14 May 2018 16:10:15 -0700 From: Marc MERLIN To: linux-btrfs@vger.kernel.org Message-ID: <20180514231015.udautml7oyffda6o@merlins.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Subject: 4.15.6 crash: BUG at fs/btrfs/ctree.c:1862 Sender: linux-btrfs-owner@vger.kernel.org List-ID: static noinline struct extent_buffer * read_node_slot(struct btrfs_fs_info *fs_info, struct extent_buffer *parent, int slot) { int level = btrfs_header_level(parent); struct extent_buffer *eb; if (slot < 0 || slot >= btrfs_header_nritems(parent)) return ERR_PTR(-ENOENT); BUG_ON(level == 0); BTRFS info (device dm-2): relocating block group 13404622290944 flags data BTRFS info (device dm-2): found 9959 extents BTRFS info (device dm-2): found 9959 extents BTRFS info (device dm-2): relocating block group 13403548549120 flags data ------------[ cut here ]------------ kernel BUG at fs/btrfs/ctree.c:1862! invalid opcode: 0000 [#1] PREEMPT SMP PTI CPU: 5 PID: 8103 Comm: btrfs Tainted: G U 4.15.6-amd64-preempt-sysrq-20171018 #3 Hardware name: System manufacturer System Product Name/P8H67-M PRO, BIOS 3904 04/27/2013 RIP: 0010:read_node_slot+0x3c/0x9e RSP: 0018:ffffbecfaa0b7b58 EFLAGS: 00210246 RAX: 00000000000000a0 RBX: 000000000000000c RCX: 0000000000000003 RDX: 000000000000000c RSI: ffff9a60e9d9de78 RDI: 000000052f6e0000 RBP: ffff9a60e9d9de78 R08: 0000000000000001 R09: ffffbecfaa0b7bf6 R10: ffff9a64988bd7e9 R11: ffff9a64988bd7c8 R12: ffffe003d4bdb800 R13: ffff9a64a4810000 R14: 0000000000000000 R15: 0000000000000000 FS: 00007fba34c9c8c0(0000) GS:ffff9a64de340000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000005a8b9c9a CR3: 00000001446c6004 CR4: 00000000001606e0 Call Trace: tree_advance+0xb1/0x11e btrfs_compare_trees+0x1c2/0x4d6 ? process_extent+0xdcf/0xdcf btrfs_ioctl_send+0x81e/0xc70 ? __kmalloc_track_caller+0xfb/0x10f _btrfs_ioctl_send+0xbc/0xe6 ? paravirt_sched_clock+0x5/0x8 ? set_task_rq+0x2f/0x80 ? task_rq_unlock+0x22/0x36 btrfs_ioctl+0x162f/0x1dc8 ? select_task_rq_fair+0xb65/0xb7a ? update_load_avg+0x16d/0x442 ? list_add+0x15/0x2e ? cfs_rq_throttled.isra.30+0x9/0x18 ? vfs_ioctl+0x1b/0x28 vfs_ioctl+0x1b/0x28 do_vfs_ioctl+0x4f4/0x53f ? __audit_syscall_entry+0xbf/0xe3 SyS_ioctl+0x52/0x76 do_syscall_64+0x72/0x81 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 RIP: 0033:0x7fba34d835e7 RSP: 002b:00007ffc32cf4cb8 EFLAGS: 00000202 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000000000000523f RCX: 00007fba34d835e7 RDX: 00007ffc32cf4d40 RSI: 0000000040489426 RDI: 0000000000000004 RBP: 0000000000000004 R08: 0000000000000000 R09: 00007fba34c9b700 R10: 00007fba34c9b9d0 R11: 0000000000000202 R12: 0000000000000003 R13: 0000563a30b87020 R14: 0000000000000001 R15: 0000000000000001 Code: f5 53 4c 8b a6 98 00 00 00 89 d3 4c 89 e7 e8 67 fd ff ff 85 db 78 63 4c 89 e7 41 88 c6 e8 92 fb ff ff 39 d8 76 54 45 84 f6 75 02 <0f> 0b 89 de 48 89 ef e8 2e ff ff ff 89 de 49 89 c4 48 89 ef e8 RIP: read_node_slot+0x3c/0x9e RSP: ffffbecfaa0b7b58 ---[ end trace a24e7de6b77b5cb1 ]--- Kernel panic - not syncing: Fatal exception Kernel Offset: 0x19000000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/ | PGP 7F55D5F27AAF9D08