From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.virtall.com ([178.63.195.102]:50716 "EHLO mail.virtall.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752078AbaASNJ0 (ORCPT ); Sun, 19 Jan 2014 08:09:26 -0500 Received: from mail.virtall.com (localhost [127.0.0.1]) by mail.virtall.com (Postfix) with ESMTP id D51A73A0943 for ; Sun, 19 Jan 2014 14:09:20 +0100 (CET) Received: from localhost (edt102.neoplus.adsl.tpnet.pl [83.21.5.102]) by mail.virtall.com (Postfix) with ESMTPSA id 2D84F3A00DC for ; Sun, 19 Jan 2014 14:09:18 +0100 (CET) Date: Sun, 19 Jan 2014 14:09:13 +0100 From: Tomasz Chmielewski To: "linux-btrfs@vger.kernel.org" Subject: WARNING at fs/btrfs/backref.c:936 find_parent_nodes+0x378/0x5d2 Message-ID: <20140119140913.501c73e8@virtall.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-btrfs-owner@vger.kernel.org List-ID: Just had a few of these with 3.13.0-rc8: [262162.560701] ------------[ cut here ]------------ [262162.560764] WARNING: CPU: 0 PID: 22705 at fs/btrfs/backref.c:936 find_parent_nodes+0x378/0x5d2 [btrfs]() [262162.560872] 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 loop pcspkr ehci_pci ehci_hcd button lpc_ich mfd_core i2c_i801 i2c_core video acpi_cpufreq ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [262162.562685] CPU: 0 PID: 22705 Comm: btrfs-endio-wri Not tainted 3.13.0-rc8 #2 [262162.562796] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [262162.562911] 0000000000000009 ffff88009e911a78 ffffffff813898b7 0000000000000006 [262162.563028] 0000000000000000 ffff88009e911ab8 ffffffff810370a9 0100000000000846 [262162.563143] ffffffffa02b7a6f ffff8807e7248090 ffff8807f2d5e000 ffff88009e911b40 [262162.563259] Call Trace: [262162.563319] [] dump_stack+0x46/0x58 [262162.563382] [] warn_slowpath_common+0x77/0x91 [262162.563458] [] ? find_parent_nodes+0x378/0x5d2 [btrfs] [262162.563522] [] warn_slowpath_null+0x15/0x17 [262162.563595] [] find_parent_nodes+0x378/0x5d2 [btrfs] [262162.563671] [] iterate_extent_inodes+0xc9/0x1d6 [btrfs] [262162.563748] [] ? record_extent_backrefs+0xc3/0xc3 [btrfs] [262162.563824] [] ? record_extent_backrefs+0xc3/0xc3 [btrfs] [262162.563899] [] iterate_inodes_from_logical+0x7f/0x95 [btrfs] [262162.564022] [] record_extent_backrefs+0x5b/0xc3 [btrfs] [262162.564098] [] btrfs_finish_ordered_io+0x77a/0x877 [btrfs] [262162.564221] [] finish_ordered_fn+0x10/0x12 [btrfs] [262162.564296] [] worker_loop+0x15e/0x495 [btrfs] [262162.564371] [] ? btrfs_queue_worker+0x269/0x269 [btrfs] [262162.564437] [] kthread+0xcd/0xd5 [262162.564499] [] ? kthread_freezable_should_stop+0x43/0x43 [262162.564563] [] ret_from_fork+0x7c/0xb0 [262162.564626] [] ? kthread_freezable_should_stop+0x43/0x43 [262162.564689] ---[ end trace 50ae39e01ebd7394 ]--- [262162.564753] ------------[ cut here ]------------ [262162.564825] WARNING: CPU: 0 PID: 22705 at fs/btrfs/backref.c:936 find_parent_nodes+0x378/0x5d2 [btrfs]() [262162.564939] 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 loop pcspkr ehci_pci ehci_hcd button lpc_ich mfd_core i2c_i801 i2c_core video acpi_cpufreq ext4 crc16 jbd2 mbcache raid1 sg sd_mod ahci libahci libata r8169 mii scsi_mod [262162.565348] CPU: 0 PID: 22705 Comm: btrfs-endio-wri Tainted: G W 3.13.0-rc8 #2 [262162.565461] Hardware name: System manufacturer System Product Name/P8H77-M PRO, BIOS 1101 02/04/2013 [262162.565575] 0000000000000009 ffff88009e911a78 ffffffff813898b7 0000000000000006 [262162.565689] 0000000000000000 ffff88009e911ab8 ffffffff810370a9 ffff8807f33be200 [262162.565804] ffffffffa02b7a6f ffff8807e7248090 ffff8807f2d5e000 ffff88009e911b40 [262162.565920] Call Trace: [262162.565975] [] dump_stack+0x46/0x58 [262162.566037] [] warn_slowpath_common+0x77/0x91 [262162.566109] [] ? find_parent_nodes+0x378/0x5d2 [btrfs] [262162.566174] [] warn_slowpath_null+0x15/0x17 [262162.566247] [] find_parent_nodes+0x378/0x5d2 [btrfs] [262162.566321] [] iterate_extent_inodes+0xc9/0x1d6 [btrfs] [262162.566396] [] ? record_extent_backrefs+0xc3/0xc3 [btrfs] [262162.566469] [] ? record_extent_backrefs+0xc3/0xc3 [btrfs] [262162.566544] [] iterate_inodes_from_logical+0x7f/0x95 [btrfs] [262162.566667] [] record_extent_backrefs+0x5b/0xc3 [btrfs] [262162.566742] [] btrfs_finish_ordered_io+0x77a/0x877 [btrfs] [262162.566866] [] finish_ordered_fn+0x10/0x12 [btrfs] [262162.566941] [] worker_loop+0x15e/0x495 [btrfs] [262162.567015] [] ? btrfs_queue_worker+0x269/0x269 [btrfs] [262162.567080] [] kthread+0xcd/0xd5 [262162.567141] [] ? kthread_freezable_should_stop+0x43/0x43 [262162.567205] [] ret_from_fork+0x7c/0xb0 [262162.567267] [] ? kthread_freezable_should_stop+0x43/0x43 [262162.567330] ---[ end trace 50ae39e01ebd7395 ]--- -- Tomasz Chmielewski http://wpkg.org