From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from magic.merlins.org ([209.81.13.136]:42381 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751752AbaL1T0i convert rfc822-to-8bit (ORCPT ); Sun, 28 Dec 2014 14:26:38 -0500 Date: Sun, 28 Dec 2014 11:26:14 -0800 From: Marc MERLIN To: Btrfs BTRFS Subject: 3.16.3: fs/btrfs/delayed-inode.c:1410 btrfs_assert_delayed_root_empty Message-ID: <20141228192614.GO17254@merlins.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-btrfs-owner@vger.kernel.org List-ID: Not sure if it's useful to anyone, but there you go. This happened after a forced power cycle: BTRFS info (device dm-1): disk space caching is enabled ------------[ cut here ]------------ WARNING: CPU: 2 PID: 778 at fs/btrfs/delayed-inode.c:1410 btrfs_assert_delayed_root_empty+0x32/0x34() Modules linked in: aes_x86_64 lm85 hwmon_vid dm_snapshot dm_bufio iptable_nat ip_tables nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_conntrack_ftp ipt_MASQUERADE nf_nat x_tables nf_conntrack sg st snd_pcm_oss snd_mixer_oss fuse snd_hda_codec_realtek snd_hda_codec_generic microcode snd_cmipci gameport snd_hda_intel kvm_intel snd_hda_controller kvm snd_hda_codec snd_opl3_lib eeepc_wmi snd_mpu401_uart snd_seq_midi snd_seq_midi_event snd_seq asus_wmi battery snd_rawmidi snd_hwdep sparse_keymap rfkill snd_pcm snd_seq_device tpm_infineon snd_timer tpm_tis rc_ati_x10 asix coretemp tpm i2c_i801 snd processor wmi pl2303 kl5kusb105 libphy ati_remote parport_pc rc_core xhci_hcd intel_rapl keyspan ftdi_sio evdev usbnet soundcore pcspkr parport lpc_ich intel_powerclamp ezusb usbserial x86_pkg_temp_thermal xts gf128mul dm_crypt dm_mod raid456 async_raid6_recov async_pq async_xor async_memcpy async_tx e1000e ptp pps_core crc32c_intel crc32_pclmul sata_sil24 thermal crct10dif_pclmul ehci_pci ehci_hcd ghash_clmulni_intel r8169 cryptd fan mii usbcore usb_common sata_mv CPU: 2 PID: 778 Comm: btrfs-transacti Tainted: G W 3.16.7-amd64-i915-volpreempt-20141114 #1 Hardware name: System manufacturer System Product Name/P8H67-M PRO, BIOS 3806 08/20/2012 0000000000000000 ffff8802117abdc8 ffffffff816295db 0000000000000000 ffff8802117abe00 ffffffff81051e2d ffffffff8127038d ffff880211534000 ffff880212639980 0000000000000000 ffff8802137eaf00 ffff8802117abe10 Call Trace: [] dump_stack+0x45/0x56 [] warn_slowpath_common+0x7f/0x98 [] ? btrfs_assert_delayed_root_empty+0x32/0x34 [] warn_slowpath_null+0x1a/0x1c [] btrfs_assert_delayed_root_empty+0x32/0x34 [] btrfs_commit_transaction+0x37f/0x867 [] transaction_kthread+0xec/0x19f [] ? btrfs_cleanup_transaction+0x3f3/0x3f3 [] kthread+0xae/0xb6 [] ? __kthread_parkme+0x61/0x61 [] ret_from_fork+0x7c/0xb0 [] ? __kthread_parkme+0x61/0x61 ---[ end trace 32de13ca415f14fa ]--- I'm now getting this on interval as kernel spam. It doesn't say which of my 4 btrfs volumes this is linked to, which doesn't make life easier. Any idea what I should do from here? Will btrfs scrub, even if it takes about 24H to run for me, tell me which FS is affected and if so do I run btrfs repair? Thanks, Marc -- "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 1024R/763BE901