From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mars.puhasoft.hu ([212.108.197.33]:39864 "EHLO mars.puhasoft.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751491Ab2LPV17 (ORCPT ); Sun, 16 Dec 2012 16:27:59 -0500 Received: from localhost (localhost [127.0.0.1]) by mars.puhasoft.hu (Postfix) with ESMTP id 08048252EBF4E for ; Sun, 16 Dec 2012 22:19:52 +0100 (CET) Received: from mars.puhasoft.hu ([127.0.0.1]) by localhost (mars.puhasoft.hu [127.0.0.1]) (maiad, port 10024) with ESMTP id 16456-05 for ; Sun, 16 Dec 2012 22:19:45 +0100 (CET) Received: from [192.168.1.100] (host-79-121-21-235.kabelnet.hu [79.121.21.235]) by mars.puhasoft.hu (Postfix) with ESMTPA id C1B64252EBEB1 for ; Sun, 16 Dec 2012 22:19:45 +0100 (CET) Message-ID: <50CE3AF2.6000900@tsabi.hu> Date: Sun, 16 Dec 2012 22:19:46 +0100 From: =?ISO-8859-2?Q?T=F3th_Csaba?= MIME-Version: 1.0 To: linux-btrfs@vger.kernel.org Subject: btrfs problem Content-Type: text/plain; charset=ISO-8859-2 Sender: linux-btrfs-owner@vger.kernel.org List-ID: Dear Community, i have a linux server with a btrfs root filesystem. After some time, or a specific action (i don't know what exactly) it crashes. Sometimes it needs some day, sometimes when i make a concrete action, like subvolume delete, or make a new directory, etc. this is what i see from the dmesg output: [ 7595.865982] ------------[ cut here ]------------ [ 7595.865989] WARNING: at fs/btrfs/super.c:221 __btrfs_abort_transaction+0xc5/0xe0() [ 7595.865991] Hardware name: VMware Virtual Platform [ 7595.865992] btrfs: Transaction aborted [ 7595.865993] Modules linked in: [ 7595.865994] ipv6 iptable_filter ip_tables x_tables 8250_pnp vmwgfx 8250 ttm serial_core drm i2c_piix4 sr_mod ppdev parport_pc e1000 i2c_core cdrom pcspkr parport floppy ghash_clmulni_intel microcode [ 7595.866006] Pid: 13959, comm: btrfs Not tainted 3.5.4-gentoo-03 #1 [ 7595.866006] Call Trace: [ 7595.866010] [] ? warn_slowpath_common+0x79/0xc0 [ 7595.866012] [] ? warn_slowpath_fmt+0x45/0x50 [ 7595.866013] [] ? __btrfs_abort_transaction+0xc5/0xe0 [ 7595.866016] [] ? btrfs_unlink_subvol+0x204/0x360 [ 7595.866020] [] ? btrfs_ioctl_snap_destroy+0x39e/0x4f0 [ 7595.866021] [] ? btrfs_ioctl+0x81b/0x1250 [ 7595.866024] [] ? do_page_fault+0x182/0x440 [ 7595.866027] [] ? __wake_up+0x43/0x70 [ 7595.866030] [] ? do_vfs_ioctl+0x8f/0x520 [ 7595.866033] [] ? vfs_write+0x140/0x190 [ 7595.866034] [] ? sys_ioctl+0x49/0x80 [ 7595.866038] [] ? system_call_fastpath+0x1a/0x1f [ 7595.866039] ---[ end trace 1d7d6e7d89b14907 ]--- [ 7595.866041] BTRFS error (device sda5) in btrfs_unlink_subvol:3176: error 28 [ 7595.866042] btrfs is forced readonly [ 7595.866044] BTRFS error (device sda5) in btrfs_ioctl_snap_destroy:2038: error 28 fwt portage # uname -a Linux fwt 3.5.4-gentoo-03 #1 SMP Thu Oct 4 20:13:12 CEST 2012 x86_64 Intel(R) Xeon(R) CPU X5650 @ 2.67GHz GenuineIntel GNU/Linux Please if you can help me how to stabilize the file system, as i use this as the root filesystem. I am not in the mail list. Thanks in advance, Csaba