From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.virtall.com ([178.63.195.102]:41568 "EHLO mail.virtall.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753813AbaICRmH (ORCPT ); Wed, 3 Sep 2014 13:42:07 -0400 Received: from mailext.virtall.com (localhost [127.0.0.1]) by mailext.virtall.com (Postfix) with ESMTP id 4922A406409 for ; Wed, 3 Sep 2014 19:42:04 +0200 (CEST) To: linux-btrfs Subject: kernel BUG at fs/btrfs/extent-tree.c:7727! with 3.17-rc3 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Date: Wed, 03 Sep 2014 19:42:04 +0200 From: Tomasz Chmielewski Message-ID: <4306bc25fe19b7dd623c8e724292d7bb@admin.virtall.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: Got the following with 3.17-rc3 and running balance (had to power cycle after that): [ 1329.952600] ------------[ cut here ]------------ [ 1329.952671] WARNING: CPU: 7 PID: 3106 at fs/btrfs/extent-tree.c:876 btrfs_lookup_extent_info+0x377/0x3eb [btrfs]() [ 1329.952726] Modules linked in: 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 coretemp hwmon loop parport_pc parport pcspkr i2c_i801 tpm_infineon tpm_tis tpm i2ccore video battery lpc_ich mfd_core ehci_pci ehci_hcd button acpi_cpufreq ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata scsi_mod r8169 mii [ 1329.954740] CPU: 7 PID: 3106 Comm: btrfs-balance Not tainted 3.17.0-rc3 #1 [ 1329.954789] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 1329.954841] 0000000000000009 ffff880733d4f8d8 ffffffff813ab092 0000000000000000 [ 1329.955030] 0000000000000000 ffff880733d4f918 ffffffff81039b41 ffffffff00000007 [ 1329.955219] ffffffffa02d8560 ffff8807aa536120 0000000000000000 0000000000000000 [ 1329.955407] Call Trace: [ 1329.955455] [] dump_stack+0x46/0x58 [ 1329.955503] [] warn_slowpath_common+0x77/0x91 [ 1329.955610] [] ? btrfs_lookup_extent_info+0x377/0x3eb [btrfs] [ 1329.955758] [] warn_slowpath_null+0x15/0x17 [ 1329.955862] [] btrfs_lookup_extent_info+0x377/0x3eb [btrfs] [ 1329.956018] [] walk_down_proc+0xc5/0x22b [btrfs] [ 1329.956128] [] ? join_transaction.isra.30+0x24/0x309 [btrfs] [ 1329.956285] [] walk_down_tree+0x45/0xd5 [btrfs] [ 1329.956391] [] btrfs_drop_snapshot+0x2f5/0x68f [btrfs] [ 1329.956505] [] merge_reloc_roots+0x139/0x23f [btrfs] [ 1329.956617] [] relocate_block_group+0x466/0x4de [btrfs] [ 1329.956728] [] btrfs_relocate_block_group+0x158/0x278 [btrfs] [ 1329.956890] [] btrfs_relocate_chunk.isra.62+0x58/0x5f7 [btrfs] [ 1329.957073] [] ? btrfs_set_lock_blocking_rw+0x68/0x95 [btrfs] [ 1329.957214] [] ? btrfs_set_path_blocking+0x23/0x54 [btrfs] [ 1329.957297] [] ? btrfs_search_slot+0x7bc/0x816 [btrfs] [ 1329.957382] [] ? free_extent_buffer+0x6f/0x7c [btrfs] [ 1329.957467] [] btrfs_balance+0xa7b/0xc80 [btrfs] [ 1329.957547] [] ? printk+0x48/0x4a [ 1329.957629] [] balance_kthread+0x57/0x7c [btrfs] [ 1329.957724] [] ? btrfs_balance+0xc80/0xc80 [btrfs] [ 1329.957807] [] ? btrfs_balance+0xc80/0xc80 [btrfs] [ 1329.957887] [] kthread+0xcd/0xd5 [ 1329.957965] [] ? kthread_freezable_should_stop+0x43/0x43 [ 1329.958045] [] ret_from_fork+0x7c/0xb0 [ 1329.958122] [] ? kthread_freezable_should_stop+0x43/0x43 [ 1329.958210] ---[ end trace a368b0643f9207e2 ]--- [ 1329.958293] ------------[ cut here ]------------ [ 1329.958378] kernel BUG at fs/btrfs/extent-tree.c:7727! [ 1329.958455] invalid opcode: 0000 [#1] SMP [ 1329.958593] Modules linked in: 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 coretemp hwmon loop parport_pc parport pcspkr i2c_i801 tpm_infineon tpm_tis tpm i2ccore video battery lpc_ich mfd_core ehci_pci ehci_hcd button acpi_cpufreq ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata scsi_mod r8169 mii [ 1329.960684] CPU: 7 PID: 3106 Comm: btrfs-balance Tainted: G W 3.17.0-rc3 #1 [ 1329.960803] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [ 1329.960924] task: ffff8807f18c0000 ti: ffff880733d4c000 task.ti: ffff880733d4c000 [ 1329.961043] RIP: 0010:[] [] walk_down_proc+0xdc/0x22b [btrfs] [ 1329.961200] RSP: 0018:ffff880733d4f9e8 EFLAGS: 00010246 [ 1329.961277] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 00000000000f5a50 [ 1329.961356] RDX: 00000000000f5a4f RSI: ffff88081fbd9650 RDI: 0000000000019650 [ 1329.961436] RBP: ffff880733d4fa38 R08: ffffea001ea94d80 R09: 00000000000009a2 [ 1329.961515] R10: ffffffffa02cbc38 R11: 0000000000000000 R12: ffff8807aa536d80 [ 1329.961594] R13: ffff880733ac5600 R14: ffff880660ba65c8 R15: 0000000000000002 [ 1329.961674] FS: 0000000000000000(0000) GS:ffff88081fbc0000(0000) knlGS:0000000000000000 [ 1329.961794] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1329.961872] CR2: 00007f7fa0c3e000 CR3: 0000000001611000 CR4: 00000000001407e0 [ 1329.961951] Stack: [ 1329.962024] ffff880733ac5650 ffffffffa02ebd20 ffff880732a34820 ffff8807eb201000 [ 1329.962267] 0000000000000000 ffff8807aa536d80 0000000000000002 ffff880732a34820 [ 1329.962510] ffff8807eb201000 ffff880733ac5600 ffff880733d4fa98 ffffffffa02dae92 [ 1329.962754] Call Trace: [ 1329.962834] [] ? join_transaction.isra.30+0x24/0x309 [btrfs] [ 1329.962957] [] walk_down_tree+0x45/0xd5 [btrfs] [ 1329.963040] [] btrfs_drop_snapshot+0x2f5/0x68f [btrfs] [ 1329.963126] [] merge_reloc_roots+0x139/0x23f [btrfs] [ 1329.963210] [] relocate_block_group+0x466/0x4de [btrfs] [ 1329.963295] [] btrfs_relocate_block_group+0x158/0x278 [btrfs] [ 1329.963419] [] btrfs_relocate_chunk.isra.62+0x58/0x5f7 [btrfs] [ 1329.963544] [] ? btrfs_set_lock_blocking_rw+0x68/0x95 [btrfs] [ 1329.963666] [] ? btrfs_set_path_blocking+0x23/0x54 [btrfs] [ 1329.963749] [] ? btrfs_search_slot+0x7bc/0x816 [btrfs] [ 1329.963834] [] ? free_extent_buffer+0x6f/0x7c [btrfs] [ 1329.963918] [] btrfs_balance+0xa7b/0xc80 [btrfs] [ 1329.963998] [] ? printk+0x48/0x4a [ 1329.964080] [] balance_kthread+0x57/0x7c [btrfs] [ 1329.964163] [] ? btrfs_balance+0xc80/0xc80 [btrfs] [ 1329.964246] [] ? btrfs_balance+0xc80/0xc80 [btrfs] [ 1329.964326] [] kthread+0xcd/0xd5 [ 1329.964404] [] ? kthread_freezable_should_stop+0x43/0x43 [ 1329.964484] [] ret_from_fork+0x7c/0xb0 [ 1329.964562] [] ? kthread_freezable_should_stop+0x43/0x43 [ 1329.964641] Code: b8 01 00 00 00 4c 89 f9 48 89 04 24 49 8b 16 e8 5a f5 ff ff 83 f8 f4 75 02 0f 0b 85 c0 0f 85 48 01 00 00 4b 83 7c fd 00 00 75 02 <0f> 0b 41 83 bd 94 00 00 00 01 48 63 c3 75 2d 49 83 7c c5 00 01 [ 1329.966842] RIP [] walk_down_proc+0xdc/0x22b [btrfs] [ 1329.966956] RSP [ 1329.967040] ---[ end trace a368b0643f9207e3 ]--- -- Tomasz Chmielewski http://www.sslrack.com