From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ph.de-nserver.de ([85.158.179.214]:53041 "EHLO mail-ph.de-nserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750903AbbHQFQr (ORCPT ); Mon, 17 Aug 2015 01:16:47 -0400 From: Stefan Priebe Subject: 4.1.5: WARNING: CPU: 3 PID: 4756 at fs/btrfs/extent-tree.c:7539 btrfs_alloc_tree_block To: "linux-btrfs@vger.kernel.org" Cc: fdmanana@suse.com, mfasheh@suse.de Message-ID: <55D16E3C.4070604@profihost.ag> Date: Mon, 17 Aug 2015 07:16:44 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-15; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: Hello, this is from vanilla 4.1.5: [29948.701309] ------------[ cut here ]------------ [29948.756302] WARNING: CPU: 3 PID: 4756 at fs/btrfs/extent-tree.c:7539 btrfs_alloc_tree_block+0x431/0x4c0 [btrfs]() [29948.814644] BTRFS: block rsv returned -28 [29948.814647] Modules linked in: dm_mod netconsole ipt_REJECT nf_reject_ipv4 xt_multiport iptable_filter ip_tables x_tables cpufreq_userspace cpufreq_stats cpufreq_powersave cpufreq_conservative bonding ext2 coretemp loop usbhid ehci_pci i2c_i801 ipmi_si ehci_hcd i2c_core usbcore shpchp usb_common ipmi_msghandler sb_edac edac_core button btrfs lzo_compress raid0 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq raid1 md_mod sg sd_mod i40e(O) ixgbe(O) vxlan ip6_udp_tunnel udp_tunnel ahci ptp aacraid libahci pps_core [29949.135847] CPU: 3 PID: 4756 Comm: kworker/u65:6 Tainted: G W O 4.1.5+13-ph #1 [29949.203042] Hardware name: Supermicro X10DRH/X10DRH-IT, BIOS 1.0c 02/18/2015 [29949.270647] Workqueue: btrfs-extent-refs btrfs_extent_refs_helper [btrfs] [29949.338876] ffffffffa02783f3 ffff88068086f6c8 ffffffff8162dd56 0000000000000001 [29949.408478] ffff88068086f718 ffff88068086f708 ffffffff8107dcb7 0000000000000001 [29949.476737] ffff880856b5e120 0000000000000001 ffff881056dc8000 0000000000004000 [29949.545175] Call Trace: [29949.613042] [] dump_stack+0x45/0x57 [29949.680804] [] warn_slowpath_common+0x97/0xe0 [29949.748815] [] warn_slowpath_fmt+0x46/0x50 [29949.816784] [] btrfs_alloc_tree_block+0x431/0x4c0 [btrfs] [29949.884522] [] ? read_extent_buffer+0xb9/0x120 [btrfs] [29949.952906] [] __btrfs_cow_block+0x11c/0x540 [btrfs] [29950.021243] [] ? btrfs_buffer_uptodate+0x65/0x80 [btrfs] [29950.089058] [] btrfs_cow_block+0x12a/0x1c0 [btrfs] [29950.157936] [] btrfs_search_slot+0x1d0/0xa10 [btrfs] [29950.225553] [] lookup_inline_extent_backref+0x122/0x5e0 [btrfs] [29950.294614] [] ? btrfs_mark_buffer_dirty+0x95/0xd0 [btrfs] [29950.362736] [] __btrfs_free_extent+0x14d/0xc00 [btrfs] [29950.431597] [] ? __slab_free+0x102/0x200 [29950.500015] [] __btrfs_run_delayed_refs+0x3f0/0x1270 [btrfs] [29950.570184] [] ? enqueue_task_fair+0x3d6/0x6e0 [29950.639537] [] btrfs_run_delayed_refs+0x74/0x280 [btrfs] [29950.710433] [] delayed_ref_async_start+0x37/0x90 [btrfs] [29950.780266] [] normal_work_helper+0xc2/0x2a0 [btrfs] [29950.850726] [] btrfs_extent_refs_helper+0x12/0x20 [btrfs] [29950.920587] [] process_one_work+0x14f/0x410 [29950.990719] [] worker_thread+0x119/0x510 [29951.058965] [] ? __schedule+0x4f1/0x99f [29951.126978] [] ? process_scheduled_works+0x40/0x40 [29951.194704] [] kthread+0xc9/0xe0 [29951.262578] [] ? kthread_create_on_node+0x1a0/0x1a0 [29951.331304] [] ret_from_fork+0x42/0x70 [29951.399950] [] ? kthread_create_on_node+0x1a0/0x1a0 [29951.467320] ---[ end trace 487b9b7d8b3ac3b6 ]--- Stefan