From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from cn.fujitsu.com ([222.73.24.84]:28966 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1755129Ab3LSMts (ORCPT ); Thu, 19 Dec 2013 07:49:48 -0500 Message-ID: <52B2EB40.5090904@cn.fujitsu.com> Date: Thu, 19 Dec 2013 20:49:04 +0800 From: Wang Shilong MIME-Version: 1.0 To: Tomasz Chmielewski CC: "linux-btrfs@vger.kernel.org" Subject: Re: kernel BUG at fs/btrfs/relocation.c:1062 References: <20131219210941.1065d1b5@virtall.com> <52B2E319.4010706@cn.fujitsu.com> <20131219213019.1f1038f2@virtall.com> In-Reply-To: <20131219213019.1f1038f2@virtall.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 12/19/2013 08:30 PM, Tomasz Chmielewski wrote: > It was 3.13.0-rc4. I take a look at line 1062, this should be a new bug!!! Thanks, Wang > > > On Thu, 19 Dec 2013 20:14:17 +0800 > Wang Shilong wrote: > >> Hello Tomasz, >> >> This seems a known bug that has been fixed by josef, what is your >> kernel version? >> >> >> Thanks, >> Wang >> On 12/19/2013 08:09 PM, Tomasz Chmielewski wrote: >>> Got this while running balance. Some other operations were running >>> in parallel (rsync etc.). >>> >>> [152727.584641] ------------[ cut here ]------------ >>> [152727.584723] kernel BUG at fs/btrfs/relocation.c:1062! >>> [152727.584802] invalid opcode: 0000 [#1] SMP >>> [152727.584943] Modules linked in: veth ipt_MASQUERADE iptable_nat >>> nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack >>> ip_tables x_tables cpufreq_ondemand cpufreq_conservative >>> cpufreq_powersave cpufreq_stats bridge stp llc ipv6 btrfs xor >>> raid6_pq zlib_deflate loop video i2c_i801 i2c_core button >>> acpi_cpufreq pcspkr ehci_pci ehci_hcd lpc_ich mfd_core ext4 crc16 >>> jbd2 mbcache raid1 sg sd_mod r8169 mii ahci libahci libata scsi_mod >>> [152727.586767] CPU: 3 PID: 1540 Comm: btrfs Tainted: G W >>> 3.13.0-rc4 #1 [152727.586888] Hardware name: System manufacturer >>> System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 >>> [152727.587011] task: ffff8805bedf9710 ti: ffff8805a9d9a000 >>> task.ti: ffff8805a9d9a000 [152727.587132] RIP: >>> 0010:[] [] >>> build_backref_tree+0xb03/0xe7a [btrfs] [152727.587300] RSP: >>> 0018:ffff8805a9d9b898 EFLAGS: 00010246 [152727.587379] RAX: >>> ffff8805a9d9b900 RBX: ffff8805a9d9b920 RCX: ffff88055a72fa10 >>> [152727.587499] RDX: ffff88055a72ff50 RSI: ffff88055a72ff80 RDI: >>> ffff8807e8878600 [152727.587619] RBP: ffff8805a9d9b998 R08: >>> ffff8807e8878b80 R09: 0000000000001000 [152727.587739] R10: >>> 0000000000001000 R11: 0000160000000000 R12: 0000000000000000 >>> [152727.587859] R13: ffff88055a72ff90 R14: ffff8805a9d9b930 R15: >>> ffff88028e648000 [152727.587980] FS: 00007fca66eca840(0000) >>> GS:ffff88081fac0000(0000) knlGS:0000000000000000 [152727.588101] >>> CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [152727.588180] >>> CR2: 00007fac0ba80000 CR3: 00000007006d9000 CR4: 00000000001407e0 >>> [152727.588300] Stack: [152727.588374] ffff8800611992c0 >>> 0000000000000000 ffff8806c99dd500 ffff8807e8878600 [152727.588623] >>> ffff88055a72fde0 ffff8806c99dd240 ffff88028e648124 ffff88028e648124 >>> [152727.588871] ffff88028e648120 ffff88028e648020 ffff8807ece02c60 >>> ffff8807ece02a20 [152727.589120] Call Trace: [152727.589205] >>> [] relocate_tree_blocks+0x1c0/0x544 [btrfs] >>> [152727.589292] [] ? >>> btrfs_release_path+0x6b/0x8a [btrfs] [152727.589382] >>> [] relocate_block_group+0x23f/0x4c7 [btrfs] >>> [152727.589470] [] >>> btrfs_relocate_block_group+0x14e/0x28d [btrfs] [152727.589598] >>> [] btrfs_relocate_chunk.isra.65+0x58/0x60e >>> [btrfs] [152727.589727] [] ? >>> btrfs_set_lock_blocking_rw+0x89/0xb2 [btrfs] [152727.589853] >>> [] ? btrfs_set_path_blocking+0x23/0x54 [btrfs] >>> [152727.589979] [] ? >>> btrfs_search_slot+0x72f/0x789 [btrfs] [152727.590068] >>> [] ? free_extent_buffer+0x6f/0x7c [btrfs] >>> [152727.590157] [] btrfs_balance+0x9fe/0xbe0 >>> [btrfs] [152727.590245] [] >>> btrfs_ioctl_balance+0x220/0x29f [btrfs] [152727.590334] >>> [] btrfs_ioctl+0xfce/0x2128 [btrfs] >>> [152727.590417] [] ? handle_mm_fault+0x24f/0x965 >>> [152727.590498] [] ? >>> __vm_enough_memory+0x26/0x13d [152727.590581] [] >>> do_vfs_ioctl+0x3f7/0x441 [152727.590661] [] >>> SyS_ioctl+0x52/0x80 [152727.590741] [] >>> system_call_fastpath+0x16/0x1b [152727.590821] Code: 60 71 fd 49 89 >>> 40 50 49 89 40 58 49 8b 40 58 4d 89 68 58 49 83 c0 50 4d 89 45 00 >>> 49 89 45 08 4c 89 28 e9 aa 00 00 00 a8 10 75 02 <0f> 0b 83 e0 01 41 >>> 39 c4 74 02 0f 0b 45 85 e4 75 32 49 8b 70 18 [152727.593073] RIP >>> [] build_backref_tree+0xb03/0xe7a [btrfs] >>> [152727.593194] RSP [152727.593290] ---[ end >>> trace b67170e8ece9f591 ]--- >>> >>> > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >