We've just had someone on IRC with a problem mounting their FS. The main problem is that they've got a corrupt log tree. That isn't the subject of this email, though. The issue I'd like to raise is that even with -oro as a point option, the FS is trying to replay the log tree. The dmesg output from mount -oro is at the end of the email. Now, my memory, experience and understanding is that the FS doesn't, and shouldn't replay the log tree on a RO mount, because the FS should still be consistent even without the reply, and RO-means-actually-RO is possible and desirable. (Compared to a journalling FS, where journal replay is required for a consistent, usable FS). So, this looks to me like a regression that's come in somewhere. (Just for completeness, the system in question usually runs 4.2.5, but the live CD the OP is using is 4.2.3). Hugo. [ 2058.530542] BTRFS info (device sda1): disk space caching is enabled [ 2058.530548] BTRFS: has skinny extents [ 2060.449981] ------------[ cut here ]------------ [ 2060.450015] WARNING: CPU: 1 PID: 2650 at fs/btrfs/extent-tree.c:6255 __btrfs_free_extent.isra.68+0x8c8/0xd70 [btrfs]() [ 2060.450031] Modules linked in: bnep bluetooth rfkill ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_filter ebtable_nat ebtable_broute bridge ebtables ip6table_mangle ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_mangle iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_security iptable_raw coretemp kvm_intel kvm snd_hda_codec_realtek snd_hda_codec_generic gpio_ich snd_hda_intel snd_hda_codec iTCO_wdt iTCO_vendor_support ppdev lpc_ich snd_hda_core snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd i2c_i801 soundcore mei_me mei tpm_infineon parport_pc tpm_tis parport shpchp tpm acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd grace isofs squashfs btrfs xor i915 raid6_pq hid_logitech_hidpp [ 2060.450111] video i2c_algo_bit drm_kms_helper drm uas crc32c_intel 8021q garp stp usb_storage llc serio_raw mrp r8169 hid_logitech_dj mii scsi_dh_rdac scsi_dh_emc scsi_dh_alua sunrpc loop [ 2060.450191] CPU: 1 PID: 2650 Comm: mount Tainted: G W 4.2.3-300.fc23.x86_64 #1 [ 2060.450195] Hardware name: MSI MS-7636/H55M-P31(MS-7636) , BIOS V1.9 09/14/2010 [ 2060.450197] 0000000000000000 0000000073c9bbcf ffff8800780af618 ffffffff81771fca [ 2060.450202] 0000000000000000 0000000000000000 ffff8800780af658 ffffffff8109e4a6 [ 2060.450206] 0000000000000002 000000252f595000 00000000fffffffe 0000000000000000 [ 2060.450211] Call Trace: [ 2060.450221] [] dump_stack+0x45/0x57 [ 2060.450229] [] warn_slowpath_common+0x86/0xc0 [ 2060.450233] [] warn_slowpath_null+0x1a/0x20 [ 2060.450252] [] __btrfs_free_extent.isra.68+0x8c8/0xd70 [btrfs] [ 2060.450309] [] ? find_ref_head+0x5a/0x80 [btrfs] [ 2060.450331] [] __btrfs_run_delayed_refs+0x998/0x1080 [btrfs] [ 2060.450351] [] btrfs_run_delayed_refs.part.73+0x74/0x270 [btrfs] [ 2060.450371] [] btrfs_run_delayed_refs+0x15/0x20 [btrfs] [ 2060.450420] [] btrfs_commit_transaction+0x56/0xad0 [btrfs] [ 2060.450447] [] ? free_extent_buffer+0x4f/0xa0 [btrfs] [ 2060.450474] [] btrfs_recover_log_trees+0x3ed/0x490 [btrfs] [ 2060.450501] [] ? replay_one_extent+0x680/0x680 [btrfs] [ 2060.450524] [] open_ctree+0x19be/0x23f0 [btrfs] [ 2060.450539] [] btrfs_mount+0x94e/0xa70 [btrfs] [ 2060.450546] [] ? find_next_bit+0x15/0x20 [ 2060.450551] [] ? pcpu_alloc+0x38d/0x670 [ 2060.450557] [] mount_fs+0x38/0x160 [ 2060.450561] [] ? __alloc_percpu+0x15/0x20 [ 2060.450565] [] vfs_kern_mount+0x6b/0x110 [ 2060.450579] [] btrfs_mount+0x1e8/0xa70 [btrfs] [ 2060.450584] [] ? pcpu_alloc+0x38d/0x670 [ 2060.450588] [] mount_fs+0x38/0x160 [ 2060.450592] [] ? __alloc_percpu+0x15/0x20 [ 2060.450596] [] vfs_kern_mount+0x6b/0x110 [ 2060.450601] [] do_mount+0x246/0xce0 [ 2060.450605] [] ? memdup_user+0x46/0x80 [ 2060.450609] [] SyS_mount+0x9f/0x100 [ 2060.450616] [] entry_SYSCALL_64_fastpath+0x12/0x71 [ 2060.450649] ---[ end trace 7b4fe08881eca151 ]--- [ 2060.450655] BTRFS info (device sda1): leaf 437960704 total ptrs 242 free space 2247 [ 2060.450659] item 0 key (159696797696 169 0) itemoff 16250 itemsize 33 [ 2060.450662] extent refs 1 gen 21134 flags 2 [ 2060.450664] tree block backref root 2 [ 2060.450667] item 1 key (159696830464 169 1) itemoff 16217 itemsize 33 [ 2060.450670] extent refs 1 gen 21134 flags 2 [ 2060.450672] tree block backref root 2 [ 2060.450675] item 2 key (159696846848 169 0) itemoff 16184 itemsize 33 [ 2060.450677] extent refs 1 gen 21134 flags 2 [ 2060.450679] tree block backref root 2 [ 2060.450682] item 3 key (159696863232 169 0) itemoff 16151 itemsize 33 [ 2060.450684] extent refs 1 gen 21134 flags 2 [ 2060.450686] tree block backref root 2 [ 2060.450689] item 4 key (159696879616 169 0) itemoff 16118 itemsize 33 [ 2060.450692] extent refs 1 gen 21134 flags 2 [ 2060.450694] tree block backref root 2 [ 2060.450697] item 5 key (159696945152 169 0) itemoff 16085 itemsize 33 [ 2060.450699] extent refs 1 gen 21134 flags 2 [ 2060.450701] tree block backref root 2 [ 2060.450704] item 6 key (159697059840 169 0) itemoff 16052 itemsize 33 [ 2060.450706] extent refs 1 gen 21134 flags 2 [ 2060.450708] tree block backref root 2 [ 2060.450711] item 7 key (159697076224 169 0) itemoff 16019 itemsize 33 [ 2060.450714] extent refs 1 gen 21134 flags 2 [ 2060.450716] tree block backref root 2 [ 2060.450719] item 8 key (159697190912 169 0) itemoff 15986 itemsize 33 [ 2060.450721] extent refs 1 gen 21134 flags 2 [ 2060.450723] tree block backref root 1 [ 2060.450726] item 9 key (159697207296 169 0) itemoff 15953 itemsize 33 [ 2060.450728] extent refs 1 gen 21134 flags 2 [ 2060.450730] tree block backref root 2 [ 2060.450733] item 10 key (159697305600 169 0) itemoff 15920 itemsize 33 [ 2060.450774] extent refs 1 gen 21134 flags 2 [ 2060.450777] tree block backref root 2 [ 2060.450781] item 11 key (159697321984 169 0) itemoff 15887 itemsize 33 [ 2060.450785] extent refs 1 gen 21134 flags 2 [ 2060.450787] tree block backref root 7 [ 2060.450790] item 12 key (159697436672 169 0) itemoff 15854 itemsize 33 [ 2060.450792] extent refs 1 gen 21134 flags 2 [ 2060.450794] tree block backref root 7 [ 2060.450797] item 13 key (159697502208 169 0) itemoff 15821 itemsize 33 [ 2060.450799] extent refs 1 gen 21134 flags 2 [ 2060.450801] tree block backref root 7 [ 2060.450804] item 14 key (159697518592 169 0) itemoff 15788 itemsize 33 [ 2060.450807] extent refs 1 gen 21134 flags 2 [ 2060.450812] tree block backref root 7 [ 2060.450815] item 15 key (159697567744 169 0) itemoff 15755 itemsize 33 [ 2060.450817] extent refs 1 gen 21134 flags 2 [ 2060.450819] tree block backref root 384 [ 2060.450822] item 16 key (159697584128 169 0) itemoff 15722 itemsize 33 [ 2060.450825] extent refs 1 gen 21134 flags 2 [ 2060.450827] tree block backref root 384 [ 2060.450830] item 17 key (159697633280 169 1) itemoff 15689 itemsize 33 [ 2060.450832] extent refs 1 gen 21134 flags 2 [ 2060.450834] tree block backref root 385 [ 2060.450837] item 18 key (159697649664 169 0) itemoff 15656 itemsize 33 [ 2060.450840] extent refs 1 gen 21134 flags 2 [ 2060.450842] tree block backref root 385 [ 2060.450845] item 19 key (159697666048 169 0) itemoff 15623 itemsize 33 [ 2060.450847] extent refs 1 gen 21134 flags 2 [ 2060.450849] tree block backref root 2 [ 2060.450852] item 20 key (159697862656 169 1) itemoff 15590 itemsize 33 [ 2060.450855] extent refs 1 gen 21135 flags 2 [ 2060.450857] tree block backref root 7 [ 2060.450859] item 21 key (159697879040 169 0) itemoff 15557 itemsize 33 [ 2060.450862] extent refs 1 gen 21135 flags 2 [ 2060.450864] tree block backref root 7 [ 2060.450867] item 22 key (159697993728 169 0) itemoff 15524 itemsize 33 [ 2060.450877] extent refs 1 gen 21135 flags 2 [ 2060.450879] tree block backref root 7 [ 2060.450882] item 23 key (159698026496 169 0) itemoff 15491 itemsize 33 [ 2060.450885] extent refs 1 gen 21135 flags 2 [ 2060.450887] tree block backref root 384 [ 2060.450890] item 24 key (159698059264 169 0) itemoff 15458 itemsize 33 [ 2060.450892] extent refs 1 gen 21135 flags 2 [ 2060.450894] tree block backref root 7 [ 2060.450897] item 25 key (159698075648 169 1) itemoff 15425 itemsize 33 [ 2060.450899] extent refs 1 gen 21135 flags 2 [ 2060.450901] tree block backref root 384 [ 2060.450904] item 26 key (159698092032 169 0) itemoff 15392 itemsize 33 [ 2060.450907] extent refs 1 gen 21135 flags 2 [ 2060.450909] tree block backref root 384 [ 2060.450912] item 27 key (159698108416 169 0) itemoff 15359 itemsize 33 [ 2060.450914] extent refs 1 gen 21135 flags 2 [ 2060.450919] tree block backref root 7 [ 2060.450921] item 28 key (159698141184 169 1) itemoff 15326 itemsize 33 [ 2060.450922] extent refs 1 gen 21135 flags 2 [ 2060.450922] tree block backref root 384 [ 2060.450924] item 29 key (159698157568 169 0) itemoff 15293 itemsize 33 [ 2060.450925] extent refs 1 gen 21135 flags 2 [ 2060.450925] tree block backref root 384 [ 2060.450927] item 30 key (159698190336 169 0) itemoff 15260 itemsize 33 [ 2060.450928] extent refs 1 gen 21135 flags 2 [ 2060.450928] tree block backref root 7 [ 2060.450930] item 31 key (159698223104 169 1) itemoff 15227 itemsize 33 [ 2060.450931] extent refs 1 gen 21135 flags 2 [ 2060.450931] tree block backref root 7 [ 2060.450933] item 32 key (159698239488 169 0) itemoff 15194 itemsize 33 [ 2060.450934] extent refs 1 gen 21135 flags 2 [ 2060.450934] tree block backref root 7 [ 2060.450936] item 33 key (159698255872 169 1) itemoff 15161 itemsize 33 [ 2060.450937] extent refs 1 gen 21135 flags 2 [ 2060.450937] tree block backref root 384 [ 2060.450939] item 34 key (159698272256 169 0) itemoff 15128 itemsize 33 [ 2060.450940] extent refs 1 gen 21135 flags 2 [ 2060.450940] tree block backref root 384 [ 2060.450942] item 35 key (159698354176 169 0) itemoff 15095 itemsize 33 [ 2060.450943] extent refs 1 gen 21135 flags 2 [ 2060.450943] tree block backref root 7 [ 2060.450945] item 36 key (159698370560 169 0) itemoff 15062 itemsize 33 [ 2060.450946] extent refs 1 gen 21135 flags 2 [ 2060.450946] tree block backref root 384 [ 2060.450948] item 37 key (159698386944 169 0) itemoff 15029 itemsize 33 [ 2060.450949] extent refs 1 gen 21135 flags 2 [ 2060.450950] tree block backref root 7 [ 2060.450951] item 38 key (159698403328 169 0) itemoff 14996 itemsize 33 [ 2060.450953] extent refs 1 gen 21135 flags 2 [ 2060.450954] tree block backref root 7 [ 2060.450955] item 39 key (159698419712 169 0) itemoff 14963 itemsize 33 [ 2060.450957] extent refs 1 gen 21135 flags 2 [ 2060.450957] tree block backref root 7 [ 2060.450959] item 40 key (159698468864 169 1) itemoff 14930 itemsize 33 [ 2060.450961] extent refs 1 gen 21135 flags 2 [ 2060.450962] tree block backref root 7 [ 2060.450964] item 41 key (159698485248 169 0) itemoff 14897 itemsize 33 [ 2060.450965] extent refs 1 gen 21135 flags 2 [ 2060.450966] tree block backref root 7 [ 2060.450968] item 42 key (159698501632 169 0) itemoff 14864 itemsize 33 [ 2060.450969] extent refs 1 gen 21135 flags 2 [ 2060.450970] tree block backref root 384 [ 2060.450972] item 43 key (159698518016 169 0) itemoff 14831 itemsize 33 [ 2060.450973] extent refs 1 gen 21135 flags 2 [ 2060.450974] tree block backref root 7 [ 2060.450975] item 44 key (159698534400 169 0) itemoff 14798 itemsize 33 [ 2060.450976] extent refs 1 gen 21135 flags 2 [ 2060.450977] tree block backref root 384 [ 2060.450979] item 45 key (159698567168 169 0) itemoff 14765 itemsize 33 [ 2060.450980] extent refs 1 gen 21135 flags 2 [ 2060.450981] tree block backref root 385 [ 2060.450983] item 46 key (159698583552 169 0) itemoff 14732 itemsize 33 [ 2060.450984] extent refs 1 gen 21135 flags 2 [ 2060.450985] tree block backref root 7 [ 2060.450987] item 47 key (159698599936 169 0) itemoff 14699 itemsize 33 [ 2060.450989] extent refs 1 gen 21135 flags 2 [ 2060.450990] tree block backref root 7 [ 2060.450991] item 48 key (159698649088 169 0) itemoff 14666 itemsize 33 [ 2060.450992] extent refs 1 gen 21135 flags 2 [ 2060.450993] tree block backref root 7 [ 2060.450995] item 49 key (159698665472 169 0) itemoff 14633 itemsize 33 [ 2060.450996] extent refs 1 gen 21135 flags 2 [ 2060.451000] tree block backref root 7 [ 2060.451002] item 50 key (159698681856 169 0) itemoff 14600 itemsize 33 [ 2060.451003] extent refs 1 gen 21135 flags 2 [ 2060.451004] tree block backref root 7 [ 2060.451006] item 51 key (159698829312 169 0) itemoff 14567 itemsize 33 [ 2060.451007] extent refs 1 gen 21135 flags 2 [ 2060.451008] tree block backref root 2 [ 2060.451010] item 52 key (159698862080 169 0) itemoff 14534 itemsize 33 [ 2060.451012] extent refs 1 gen 21135 flags 2 [ 2060.451013] tree block backref root 2 [ 2060.451014] item 53 key (159698944000 169 0) itemoff 14501 itemsize 33 [ 2060.451016] extent refs 1 gen 187 flags 2 [ 2060.451016] tree block backref root 2 [ 2060.451018] item 54 key (159698960384 169 0) itemoff 14468 itemsize 33 [ 2060.451019] extent refs 1 gen 21135 flags 2 [ 2060.451020] tree block backref root 2 [ 2060.451021] item 55 key (159698976768 169 0) itemoff 14435 itemsize 33 [ 2060.451022] extent refs 1 gen 187 flags 2 [ 2060.451023] tree block backref root 2 [ 2060.451025] item 56 key (159698993152 169 0) itemoff 14402 itemsize 33 [ 2060.451026] extent refs 1 gen 21135 flags 2 [ 2060.451027] tree block backref root 2 [ 2060.451028] item 57 key (159699025920 169 0) itemoff 14369 itemsize 33 [ 2060.451029] extent refs 1 gen 21135 flags 2 [ 2060.451030] tree block backref root 2 [ 2060.451032] item 58 key (159699042304 169 0) itemoff 14336 itemsize 33 [ 2060.451033] extent refs 1 gen 21135 flags 2 [ 2060.451034] tree block backref root 2 [ 2060.451036] item 59 key (159699091456 169 0) itemoff 14303 itemsize 33 [ 2060.451038] extent refs 1 gen 21135 flags 2 [ 2060.451039] tree block backref root 2 [ 2060.451041] item 60 key (159699107840 169 0) itemoff 14270 itemsize 33 [ 2060.451043] extent refs 1 gen 21135 flags 2 [ 2060.451044] tree block backref root 2 [ 2060.451046] item 61 key (159699140608 169 0) itemoff 14237 itemsize 33 [ 2060.451047] extent refs 1 gen 21135 flags 2 [ 2060.451048] tree block backref root 2 [ 2060.451050] item 62 key (159699156992 169 0) itemoff 14204 itemsize 33 [ 2060.451052] extent refs 1 gen 21135 flags 2 [ 2060.451053] tree block backref root 7 [ 2060.451055] item 63 key (159699173376 169 0) itemoff 14171 itemsize 33 [ 2060.451056] extent refs 1 gen 21135 flags 2 [ 2060.451057] tree block backref root 2 [ 2060.451059] item 64 key (159699189760 169 0) itemoff 14138 itemsize 33 [ 2060.451061] extent refs 1 gen 21135 flags 2 [ 2060.451062] tree block backref root 2 [ 2060.451064] item 65 key (159699206144 169 0) itemoff 14105 itemsize 33 [ 2060.451065] extent refs 1 gen 21135 flags 2 [ 2060.451066] tree block backref root 2 [ 2060.451068] item 66 key (159699222528 169 0) itemoff 14072 itemsize 33 [ 2060.451069] extent refs 1 gen 21135 flags 2 [ 2060.451071] tree block backref root 2 [ 2060.451072] item 67 key (159699238912 169 0) itemoff 14039 itemsize 33 [ 2060.451074] extent refs 1 gen 21135 flags 2 [ 2060.451075] tree block backref root 7 [ 2060.451077] item 68 key (159699255296 169 0) itemoff 14006 itemsize 33 [ 2060.451078] extent refs 1 gen 21135 flags 2 [ 2060.451080] tree block backref root 7 [ 2060.451081] item 69 key (159699271680 169 0) itemoff 13973 itemsize 33 [ 2060.451083] extent refs 1 gen 21135 flags 2 [ 2060.451084] tree block backref root 2 [ 2060.451085] item 70 key (159699353600 169 0) itemoff 13940 itemsize 33 [ 2060.451086] extent refs 1 gen 21135 flags 2 [ 2060.451087] tree block backref root 2 [ 2060.451088] item 71 key (159699386368 169 1) itemoff 13907 itemsize 33 [ 2060.451089] extent refs 1 gen 21135 flags 2 [ 2060.451090] tree block backref root 2 [ 2060.451091] item 72 key (159699402752 169 0) itemoff 13874 itemsize 33 [ 2060.451092] extent refs 1 gen 21135 flags 2 [ 2060.451093] tree block backref root 2 [ 2060.451094] item 73 key (159699419136 169 1) itemoff 13841 itemsize 33 [ 2060.451095] extent refs 1 gen 21135 flags 2 [ 2060.451096] tree block backref root 2 [ 2060.451097] item 74 key (159699435520 169 0) itemoff 13808 itemsize 33 [ 2060.451098] extent refs 1 gen 21135 flags 2 [ 2060.451099] tree block backref root 2 [ 2060.451100] item 75 key (159699566592 169 0) itemoff 13775 itemsize 33 [ 2060.451101] extent refs 1 gen 21135 flags 2 [ 2060.451101] tree block backref root 2 [ 2060.451103] item 76 key (159699582976 169 0) itemoff 13742 itemsize 33 [ 2060.451104] extent refs 1 gen 21135 flags 2 [ 2060.451104] tree block backref root 2 [ 2060.451105] item 77 key (159699599360 169 0) itemoff 13709 itemsize 33 [ 2060.451106] extent refs 1 gen 21135 flags 2 [ 2060.451107] tree block backref root 2 [ 2060.451109] item 78 key (159699615744 169 0) itemoff 13676 itemsize 33 [ 2060.451110] extent refs 1 gen 21135 flags 2 [ 2060.451112] tree block backref root 2 [ 2060.451115] item 79 key (159699632128 169 0) itemoff 13643 itemsize 33 [ 2060.451116] extent refs 1 gen 21135 flags 2 [ 2060.451125] tree block backref root 2 [ 2060.451127] item 80 key (159699648512 169 0) itemoff 13610 itemsize 33 [ 2060.451128] extent refs 1 gen 21135 flags 2 [ 2060.451129] tree block backref root 2 [ 2060.451131] item 81 key (159699664896 169 0) itemoff 13577 itemsize 33 [ 2060.451132] extent refs 1 gen 21135 flags 2 [ 2060.451133] tree block backref root 2 [ 2060.451135] item 82 key (159699681280 169 0) itemoff 13544 itemsize 33 [ 2060.451136] extent refs 1 gen 21135 flags 2 [ 2060.451138] tree block backref root 2 [ 2060.451140] item 83 key (159699845120 169 0) itemoff 13511 itemsize 33 [ 2060.451141] extent refs 1 gen 21135 flags 2 [ 2060.451143] tree block backref root 2 [ 2060.451144] item 84 key (159699861504 169 0) itemoff 13478 itemsize 33 [ 2060.451146] extent refs 1 gen 21135 flags 2 [ 2060.451147] tree block backref root 2 [ 2060.451149] item 85 key (159699927040 169 1) itemoff 13445 itemsize 33 [ 2060.451151] extent refs 1 gen 21135 flags 2 [ 2060.451152] tree block backref root 2 [ 2060.451154] item 86 key (159699943424 169 0) itemoff 13412 itemsize 33 [ 2060.451156] extent refs 1 gen 21135 flags 2 [ 2060.451157] tree block backref root 2 [ 2060.451159] item 87 key (159700123648 169 0) itemoff 13379 itemsize 33 [ 2060.451161] extent refs 1 gen 21135 flags 2 [ 2060.451162] tree block backref root 7 [ 2060.451164] item 88 key (159700385792 169 0) itemoff 13346 itemsize 33 [ 2060.451166] extent refs 1 gen 21136 flags 2 [ 2060.451167] tree block backref root 7 [ 2060.451169] item 89 key (159700615168 169 0) itemoff 13313 itemsize 33 [ 2060.451171] extent refs 1 gen 21136 flags 2 [ 2060.451172] tree block backref root 2 [ 2060.451174] item 90 key (159700746240 169 0) itemoff 13280 itemsize 33 [ 2060.451176] extent refs 1 gen 21136 flags 2 [ 2060.451177] tree block backref root 2 [ 2060.451179] item 91 key (159700779008 169 0) itemoff 13247 itemsize 33 [ 2060.451181] extent refs 1 gen 21136 flags 2 [ 2060.451183] tree block backref root 2 [ 2060.451185] item 92 key (159701336064 169 0) itemoff 13214 itemsize 33 [ 2060.451186] extent refs 1 gen 21137 flags 2 [ 2060.451187] tree block backref root 7 [ 2060.451189] item 93 key (159701516288 169 0) itemoff 13181 itemsize 33 [ 2060.451191] extent refs 1 gen 21137 flags 2 [ 2060.451192] tree block backref root 7 [ 2060.451194] item 94 key (159701630976 169 0) itemoff 13148 itemsize 33 [ 2060.451195] extent refs 1 gen 21137 flags 2 [ 2060.451197] tree block backref root 2 [ 2060.451198] item 95 key (159701712896 169 0) itemoff 13115 itemsize 33 [ 2060.451200] extent refs 1 gen 21137 flags 2 [ 2060.451202] tree block backref root 2 [ 2060.451203] item 96 key (159701729280 169 0) itemoff 13082 itemsize 33 [ 2060.451205] extent refs 1 gen 21137 flags 2 [ 2060.451206] tree block backref root 7 [ 2060.451208] item 97 key (159701827584 169 0) itemoff 13049 itemsize 33 [ 2060.451209] extent refs 1 gen 21137 flags 2 [ 2060.451211] tree block backref root 2 [ 2060.451213] item 98 key (159702859776 169 0) itemoff 13016 itemsize 33 [ 2060.451214] extent refs 1 gen 21139 flags 2 [ 2060.451216] tree block backref root 7 [ 2060.451217] item 99 key (159702974464 169 0) itemoff 12983 itemsize 33 [ 2060.451219] extent refs 1 gen 21139 flags 2 [ 2060.451220] tree block backref root 2 [ 2060.451222] item 100 key (159703007232 169 0) itemoff 12950 itemsize 33 [ 2060.451224] extent refs 1 gen 21139 flags 2 [ 2060.451226] tree block backref root 2 [ 2060.451228] item 101 key (159703187456 169 0) itemoff 12917 itemsize 33 [ 2060.451230] extent refs 1 gen 21139 flags 2 [ 2060.451231] tree block backref root 7 [ 2060.451233] item 102 key (159703482368 169 0) itemoff 12884 itemsize 33 [ 2060.451235] extent refs 1 gen 21140 flags 2 [ 2060.451236] tree block backref root 384 [ 2060.451238] item 103 key (159703515136 169 0) itemoff 12851 itemsize 33 [ 2060.451240] extent refs 1 gen 21140 flags 2 [ 2060.451241] tree block backref root 7 [ 2060.451243] item 104 key (159703629824 169 0) itemoff 12818 itemsize 33 [ 2060.451245] extent refs 1 gen 21140 flags 2 [ 2060.451246] tree block backref root 7 [ 2060.451249] item 105 key (159703711744 169 0) itemoff 12785 itemsize 33 [ 2060.451250] extent refs 1 gen 21140 flags 2 [ 2060.451252] tree block backref root 2 [ 2060.451254] item 106 key (159703777280 169 0) itemoff 12752 itemsize 33 [ 2060.451255] extent refs 1 gen 21140 flags 2 [ 2060.451256] tree block backref root 2 [ 2060.451258] item 107 key (159703793664 169 1) itemoff 12719 itemsize 33 [ 2060.451260] extent refs 1 gen 21140 flags 2 [ 2060.451261] tree block backref root 7 [ 2060.451263] item 108 key (159703810048 169 0) itemoff 12686 itemsize 33 [ 2060.451265] extent refs 1 gen 21140 flags 2 [ 2060.451266] tree block backref root 7 [ 2060.451268] item 109 key (159703842816 169 0) itemoff 12653 itemsize 33 [ 2060.451270] extent refs 1 gen 21140 flags 2 [ 2060.451271] tree block backref root 2 [ 2060.451273] item 110 key (159703990272 169 0) itemoff 12620 itemsize 33 [ 2060.451274] extent refs 1 gen 21140 flags 2 [ 2060.451276] tree block backref root 2 [ 2060.451278] item 111 key (159704088576 169 0) itemoff 12587 itemsize 33 [ 2060.451279] extent refs 1 gen 21140 flags 2 [ 2060.451280] tree block backref root 2 [ 2060.451282] item 112 key (159704219648 169 0) itemoff 12554 itemsize 33 [ 2060.451284] extent refs 1 gen 21140 flags 2 [ 2060.451286] tree block backref root 7 [ 2060.451288] item 113 key (159704236032 169 0) itemoff 12521 itemsize 33 [ 2060.451290] extent refs 1 gen 21140 flags 2 [ 2060.451291] tree block backref root 7 [ 2060.451293] item 114 key (159704547328 169 0) itemoff 12488 itemsize 33 [ 2060.451295] extent refs 1 gen 21141 flags 2 [ 2060.451296] tree block backref root 384 [ 2060.451298] item 115 key (159704563712 169 0) itemoff 12455 itemsize 33 [ 2060.451300] extent refs 1 gen 21141 flags 2 [ 2060.451301] tree block backref root 384 [ 2060.451303] item 116 key (159704580096 169 1) itemoff 12422 itemsize 33 [ 2060.451305] extent refs 1 gen 21141 flags 2 [ 2060.451307] tree block backref root 7 [ 2060.451309] item 117 key (159704596480 169 0) itemoff 12389 itemsize 33 [ 2060.451311] extent refs 1 gen 21141 flags 2 [ 2060.451312] tree block backref root 7 [ 2060.451314] item 118 key (159704694784 169 0) itemoff 12356 itemsize 33 [ 2060.451316] extent refs 1 gen 21141 flags 2 [ 2060.451317] tree block backref root 7 [ 2060.451319] item 119 key (159704743936 169 0) itemoff 12323 itemsize 33 [ 2060.451320] extent refs 1 gen 21141 flags 2 [ 2060.451322] tree block backref root 2 [ 2060.451323] item 120 key (159704760320 169 0) itemoff 12290 itemsize 33 [ 2060.451325] extent refs 1 gen 21141 flags 2 [ 2060.451327] tree block backref root 2 [ 2060.451329] item 121 key (159704776704 169 1) itemoff 12257 itemsize 33 [ 2060.451331] extent refs 1 gen 21141 flags 2 [ 2060.451332] tree block backref root 7 [ 2060.451334] item 122 key (159704793088 169 0) itemoff 12224 itemsize 33 [ 2060.451335] extent refs 1 gen 21141 flags 2 [ 2060.451336] tree block backref root 7 [ 2060.451338] item 123 key (159704940544 169 0) itemoff 12191 itemsize 33 [ 2060.451340] extent refs 1 gen 21141 flags 2 [ 2060.451341] tree block backref root 2 [ 2060.451343] item 124 key (159704989696 169 0) itemoff 12158 itemsize 33 [ 2060.451344] extent refs 1 gen 21141 flags 2 [ 2060.451346] tree block backref root 2 [ 2060.451348] item 125 key (159705006080 169 0) itemoff 12125 itemsize 33 [ 2060.451350] extent refs 1 gen 21141 flags 2 [ 2060.451351] tree block backref root 2 [ 2060.451354] item 126 key (159705452544 169 0) itemoff 12092 itemsize 33 [ 2060.451355] extent refs 1 gen 185 flags 2 [ 2060.451357] tree block backref root 2 [ 2060.451359] item 127 key (159705468928 169 0) itemoff 12059 itemsize 33 [ 2060.451360] extent refs 1 gen 185 flags 2 [ 2060.451362] tree block backref root 2 [ 2060.451364] item 128 key (159705485312 169 0) itemoff 12026 itemsize 33 [ 2060.451366] extent refs 1 gen 185 flags 2 [ 2060.451367] tree block backref root 2 [ 2060.451369] item 129 key (159705518080 169 0) itemoff 11993 itemsize 33 [ 2060.451371] extent refs 1 gen 185 flags 2 [ 2060.451372] tree block backref root 2 [ 2060.451374] item 130 key (159705567232 169 0) itemoff 11960 itemsize 33 [ 2060.451376] extent refs 1 gen 185 flags 2 [ 2060.451377] tree block backref root 2 [ 2060.451379] item 131 key (159705616384 169 0) itemoff 11927 itemsize 33 [ 2060.451381] extent refs 1 gen 185 flags 2 [ 2060.451382] tree block backref root 2 [ 2060.451385] item 132 key (159705632768 169 0) itemoff 11894 itemsize 33 [ 2060.451387] extent refs 1 gen 21080 flags 2 [ 2060.451388] tree block backref root 2 [ 2060.451390] item 133 key (159705665536 169 0) itemoff 11861 itemsize 33 [ 2060.451391] extent refs 1 gen 21142 flags 2 [ 2060.451392] tree block backref root 384 [ 2060.451394] item 134 key (159705681920 169 1) itemoff 11828 itemsize 33 [ 2060.451396] extent refs 1 gen 21142 flags 2 [ 2060.451397] tree block backref root 7 [ 2060.451398] item 135 key (159705698304 169 0) itemoff 11795 itemsize 33 [ 2060.451400] extent refs 1 gen 21142 flags 2 [ 2060.451402] tree block backref root 7 [ 2060.451404] item 136 key (159705731072 169 0) itemoff 11762 itemsize 33 [ 2060.451406] extent refs 1 gen 21142 flags 2 [ 2060.451407] tree block backref root 7 [ 2060.451409] item 137 key (159705747456 169 0) itemoff 11729 itemsize 33 [ 2060.451411] extent refs 1 gen 21142 flags 2 [ 2060.451412] tree block backref root 7 [ 2060.451414] item 138 key (159705780224 169 0) itemoff 11696 itemsize 33 [ 2060.451416] extent refs 1 gen 21142 flags 2 [ 2060.451417] tree block backref root 384 [ 2060.451419] item 139 key (159705796608 169 1) itemoff 11663 itemsize 33 [ 2060.451421] extent refs 1 gen 21142 flags 2 [ 2060.451422] tree block backref root 7 [ 2060.451424] item 140 key (159705812992 169 0) itemoff 11630 itemsize 33 [ 2060.451426] extent refs 1 gen 21142 flags 2 [ 2060.451427] tree block backref root 7 [ 2060.451429] item 141 key (159705829376 169 0) itemoff 11597 itemsize 33 [ 2060.451430] extent refs 1 gen 21142 flags 2 [ 2060.451432] tree block backref root 384 [ 2060.451434] item 142 key (159705845760 169 1) itemoff 11564 itemsize 33 [ 2060.451437] extent refs 1 gen 21142 flags 2 [ 2060.451438] tree block backref root 7 [ 2060.451440] item 143 key (159705862144 169 0) itemoff 11531 itemsize 33 [ 2060.451441] extent refs 1 gen 21142 flags 2 [ 2060.451442] tree block backref root 7 [ 2060.451444] item 144 key (159705944064 169 0) itemoff 11498 itemsize 33 [ 2060.451446] extent refs 1 gen 21142 flags 2 [ 2060.451447] tree block backref root 384 [ 2060.451449] item 145 key (159705960448 169 0) itemoff 11465 itemsize 33 [ 2060.451450] extent refs 1 gen 21142 flags 2 [ 2060.451451] tree block backref root 7 [ 2060.451452] item 146 key (159706058752 169 1) itemoff 11432 itemsize 33 [ 2060.451453] extent refs 1 gen 21142 flags 2 [ 2060.451454] tree block backref root 2 [ 2060.451455] item 147 key (159706075136 169 0) itemoff 11399 itemsize 33 [ 2060.451456] extent refs 1 gen 21142 flags 2 [ 2060.451457] tree block backref root 2 [ 2060.451458] item 148 key (159706091520 169 0) itemoff 11366 itemsize 33 [ 2060.451459] extent refs 1 gen 21142 flags 2 [ 2060.451459] tree block backref root 2 [ 2060.451461] item 149 key (159706206208 169 0) itemoff 11333 itemsize 33 [ 2060.451462] extent refs 1 gen 21142 flags 2 [ 2060.451462] tree block backref root 2 [ 2060.451464] item 150 key (159706255360 169 0) itemoff 11300 itemsize 33 [ 2060.451465] extent refs 1 gen 21142 flags 2 [ 2060.451465] tree block backref root 2 [ 2060.451467] item 151 key (159706288128 169 0) itemoff 11267 itemsize 33 [ 2060.451468] extent refs 1 gen 21142 flags 2 [ 2060.451469] tree block backref root 2 [ 2060.451470] item 152 key (159706320896 169 0) itemoff 11234 itemsize 33 [ 2060.451472] extent refs 1 gen 21142 flags 2 [ 2060.451473] tree block backref root 2 [ 2060.451474] item 153 key (159706337280 169 0) itemoff 11201 itemsize 33 [ 2060.451475] extent refs 1 gen 21142 flags 2 [ 2060.451476] tree block backref root 7 [ 2060.451477] item 154 key (159706419200 169 0) itemoff 11168 itemsize 33 [ 2060.451478] extent refs 1 gen 21142 flags 2 [ 2060.451479] tree block backref root 2 [ 2060.451480] item 155 key (159706632192 169 0) itemoff 11135 itemsize 33 [ 2060.451481] extent refs 1 gen 21080 flags 2 [ 2060.451482] tree block backref root 2 [ 2060.451483] item 156 key (159706812416 169 0) itemoff 11102 itemsize 33 [ 2060.451484] extent refs 1 gen 21143 flags 2 [ 2060.451485] tree block backref root 7 [ 2060.451486] item 157 key (159706877952 169 0) itemoff 11069 itemsize 33 [ 2060.451487] extent refs 1 gen 21080 flags 2 [ 2060.451488] tree block backref root 2 [ 2060.451489] item 158 key (159707041792 169 0) itemoff 11036 itemsize 33 [ 2060.451490] extent refs 1 gen 21143 flags 2 [ 2060.451490] tree block backref root 7 [ 2060.451492] item 159 key (159707828224 169 0) itemoff 11003 itemsize 33 [ 2060.451493] extent refs 1 gen 21144 flags 2 [ 2060.451494] tree block backref root 385 [ 2060.451496] item 160 key (159707942912 169 0) itemoff 10970 itemsize 33 [ 2060.451497] extent refs 1 gen 21145 flags 2 [ 2060.451498] tree block backref root 7 [ 2060.451500] item 161 key (159707975680 169 0) itemoff 10937 itemsize 33 [ 2060.451502] extent refs 1 gen 21081 flags 2 [ 2060.451503] tree block backref root 2 [ 2060.451505] item 162 key (159708057600 169 2) itemoff 10904 itemsize 33 [ 2060.451507] extent refs 1 gen 21145 flags 2 [ 2060.451508] tree block backref root 384 [ 2060.451509] item 163 key (159708073984 169 1) itemoff 10871 itemsize 33 [ 2060.451510] extent refs 1 gen 21145 flags 2 [ 2060.451511] tree block backref root 384 [ 2060.451512] item 164 key (159708090368 169 0) itemoff 10838 itemsize 33 [ 2060.451513] extent refs 1 gen 21145 flags 2 [ 2060.451514] tree block backref root 384 [ 2060.451515] item 165 key (159708106752 169 1) itemoff 10805 itemsize 33 [ 2060.451516] extent refs 1 gen 21145 flags 2 [ 2060.451517] tree block backref root 384 [ 2060.451518] item 166 key (159708123136 169 0) itemoff 10772 itemsize 33 [ 2060.451519] extent refs 1 gen 21145 flags 2 [ 2060.451520] tree block backref root 384 [ 2060.451521] item 167 key (159708168192 169 2) itemoff 10739 itemsize 33 [ 2060.451522] extent refs 1 gen 21146 flags 2 [ 2060.451523] tree block backref root 385 [ 2060.451524] item 168 key (159708188672 169 0) itemoff 10706 itemsize 33 [ 2060.451525] extent refs 1 gen 21145 flags 2 [ 2060.451526] tree block backref root 384 [ 2060.451527] item 169 key (159708254208 169 0) itemoff 10673 itemsize 33 [ 2060.451528] extent refs 1 gen 21145 flags 2 [ 2060.451529] tree block backref root 2 [ 2060.451530] item 170 key (159708286976 169 0) itemoff 10640 itemsize 33 [ 2060.451531] extent refs 1 gen 21081 flags 2 [ 2060.451532] tree block backref root 384 [ 2060.451533] item 171 key (159708385280 169 0) itemoff 10607 itemsize 33 [ 2060.451534] extent refs 1 gen 21145 flags 2 [ 2060.451535] tree block backref root 2 [ 2060.451536] item 172 key (159708418048 169 0) itemoff 10574 itemsize 33 [ 2060.451537] extent refs 1 gen 21081 flags 2 [ 2060.451538] tree block backref root 384 [ 2060.451539] item 173 key (159708483584 169 0) itemoff 10541 itemsize 33 [ 2060.451540] extent refs 1 gen 21081 flags 2 [ 2060.451541] tree block backref root 384 [ 2060.451542] item 174 key (159708647424 169 0) itemoff 10508 itemsize 33 [ 2060.451544] extent refs 1 gen 21081 flags 2 [ 2060.451545] tree block backref root 384 [ 2060.451546] item 175 key (159708663808 169 0) itemoff 10475 itemsize 33 [ 2060.451547] extent refs 1 gen 21145 flags 2 [ 2060.451548] tree block backref root 7 [ 2060.451549] item 176 key (159708729344 169 1) itemoff 10442 itemsize 33 [ 2060.451550] extent refs 1 gen 21146 flags 2 [ 2060.451551] tree block backref root 385 [ 2060.451552] item 177 key (159708745728 169 0) itemoff 10409 itemsize 33 [ 2060.451553] extent refs 1 gen 21146 flags 2 [ 2060.451554] tree block backref root 385 [ 2060.451556] item 178 key (159708762112 169 0) itemoff 10376 itemsize 33 [ 2060.451557] extent refs 1 gen 21081 flags 2 [ 2060.451557] tree block backref root 384 [ 2060.451559] item 179 key (159708778496 169 0) itemoff 10343 itemsize 33 [ 2060.451560] extent refs 1 gen 21081 flags 2 [ 2060.451560] tree block backref root 384 [ 2060.451562] item 180 key (159708794880 169 2) itemoff 10310 itemsize 33 [ 2060.451563] extent refs 1 gen 21146 flags 2 [ 2060.451563] tree block backref root 7 [ 2060.451565] item 181 key (159708811264 169 1) itemoff 10277 itemsize 33 [ 2060.451566] extent refs 1 gen 21146 flags 2 [ 2060.451566] tree block backref root 7 [ 2060.451568] item 182 key (159708827648 169 0) itemoff 10244 itemsize 33 [ 2060.451569] extent refs 1 gen 21146 flags 2 [ 2060.451569] tree block backref root 7 [ 2060.451570] item 183 key (159708876800 169 0) itemoff 10211 itemsize 33 [ 2060.451571] extent refs 1 gen 21146 flags 2 [ 2060.451572] tree block backref root 385 [ 2060.451574] item 184 key (159708893184 169 1) itemoff 10178 itemsize 33 [ 2060.451576] extent refs 1 gen 21146 flags 2 [ 2060.451577] tree block backref root 385 [ 2060.451578] item 185 key (159708909568 169 0) itemoff 10145 itemsize 33 [ 2060.451579] extent refs 1 gen 21146 flags 2 [ 2060.451580] tree block backref root 385 [ 2060.451581] item 186 key (159708925952 169 1) itemoff 10112 itemsize 33 [ 2060.451582] extent refs 1 gen 21146 flags 2 [ 2060.451583] tree block backref root 7 [ 2060.451584] item 187 key (159708942336 169 0) itemoff 10079 itemsize 33 [ 2060.451585] extent refs 1 gen 21146 flags 2 [ 2060.451586] tree block backref root 7 [ 2060.451587] item 188 key (159708958720 169 0) itemoff 10046 itemsize 33 [ 2060.451588] extent refs 1 gen 21146 flags 2 [ 2060.451589] tree block backref root 385 [ 2060.451590] item 189 key (159708975104 169 0) itemoff 10013 itemsize 33 [ 2060.451591] extent refs 1 gen 21146 flags 2 [ 2060.451592] tree block backref root 385 [ 2060.451593] item 190 key (159708991488 169 0) itemoff 9980 itemsize 33 [ 2060.451594] extent refs 1 gen 21146 flags 2 [ 2060.451595] tree block backref root 7 [ 2060.451596] item 191 key (159709007872 169 0) itemoff 9947 itemsize 33 [ 2060.451597] extent refs 1 gen 21081 flags 2 [ 2060.451598] tree block backref root 2 [ 2060.451599] item 192 key (159709024256 169 0) itemoff 9914 itemsize 33 [ 2060.451600] extent refs 1 gen 21146 flags 2 [ 2060.451600] tree block backref root 7 [ 2060.451602] item 193 key (159709040640 169 2) itemoff 9881 itemsize 33 [ 2060.451603] extent refs 1 gen 21146 flags 2 [ 2060.451604] tree block backref root 2 [ 2060.451605] item 194 key (159709057024 169 1) itemoff 9848 itemsize 33 [ 2060.451607] extent refs 1 gen 21146 flags 2 [ 2060.451608] tree block backref root 2 [ 2060.451609] item 195 key (159709073408 169 0) itemoff 9815 itemsize 33 [ 2060.451610] extent refs 1 gen 21146 flags 2 [ 2060.451611] tree block backref root 2 [ 2060.451612] item 196 key (159709089792 169 1) itemoff 9782 itemsize 33 [ 2060.451613] extent refs 1 gen 21146 flags 2 [ 2060.451614] tree block backref root 2 [ 2060.451615] item 197 key (159709106176 169 0) itemoff 9749 itemsize 33 [ 2060.451616] extent refs 1 gen 21146 flags 2 [ 2060.451617] tree block backref root 2 [ 2060.451623] item 198 key (159709122560 169 0) itemoff 9716 itemsize 33 [ 2060.451624] extent refs 1 gen 21146 flags 2 [ 2060.451625] tree block backref root 2 [ 2060.451627] item 199 key (159709138944 169 0) itemoff 9683 itemsize 33 [ 2060.451628] extent refs 1 gen 21146 flags 2 [ 2060.451629] tree block backref root 2 [ 2060.451630] item 200 key (159709155328 169 0) itemoff 9650 itemsize 33 [ 2060.451631] extent refs 1 gen 21146 flags 2 [ 2060.451632] tree block backref root 2 [ 2060.451633] item 201 key (159709171712 169 1) itemoff 9617 itemsize 33 [ 2060.451634] extent refs 1 gen 21146 flags 2 [ 2060.451635] tree block backref root 2 [ 2060.451636] item 202 key (159709188096 169 0) itemoff 9584 itemsize 33 [ 2060.451638] extent refs 1 gen 21146 flags 2 [ 2060.451639] tree block backref root 2 [ 2060.451640] item 203 key (159709204480 169 1) itemoff 9551 itemsize 33 [ 2060.451641] extent refs 1 gen 21146 flags 2 [ 2060.451642] tree block backref root 1 [ 2060.451643] item 204 key (159709220864 169 0) itemoff 9518 itemsize 33 [ 2060.451644] extent refs 1 gen 21146 flags 2 [ 2060.451645] tree block backref root 1 [ 2060.451646] item 205 key (159709237248 169 0) itemoff 9485 itemsize 33 [ 2060.451647] extent refs 1 gen 21146 flags 2 [ 2060.451648] tree block backref root 2 [ 2060.451649] item 206 key (159709253632 169 0) itemoff 9452 itemsize 33 [ 2060.451650] extent refs 1 gen 21146 flags 2 [ 2060.451651] tree block backref root 1 [ 2060.451652] item 207 key (159709270016 169 0) itemoff 9419 itemsize 33 [ 2060.451653] extent refs 1 gen 21146 flags 2 [ 2060.451654] tree block backref root 2 [ 2060.451655] item 208 key (159709286400 169 0) itemoff 9386 itemsize 33 [ 2060.451656] extent refs 1 gen 21146 flags 2 [ 2060.451657] tree block backref root 2 [ 2060.451658] item 209 key (159709302784 169 0) itemoff 9353 itemsize 33 [ 2060.451659] extent refs 1 gen 21146 flags 2 [ 2060.451660] tree block backref root 2 [ 2060.451661] item 210 key (159709319168 169 0) itemoff 9320 itemsize 33 [ 2060.451662] extent refs 1 gen 21146 flags 2 [ 2060.451663] tree block backref root 7 [ 2060.451664] item 211 key (159709335552 169 1) itemoff 9287 itemsize 33 [ 2060.451665] extent refs 1 gen 21146 flags 2 [ 2060.451666] tree block backref root 2 [ 2060.451667] item 212 key (159709351936 169 0) itemoff 9254 itemsize 33 [ 2060.451668] extent refs 1 gen 21146 flags 2 [ 2060.451670] tree block backref root 2 [ 2060.451671] item 213 key (159709368320 169 1) itemoff 9221 itemsize 33 [ 2060.451672] extent refs 1 gen 21146 flags 2 [ 2060.451673] tree block backref root 7 [ 2060.451674] item 214 key (159709384704 169 0) itemoff 9188 itemsize 33 [ 2060.451675] extent refs 1 gen 21146 flags 2 [ 2060.451676] tree block backref root 7 [ 2060.451677] item 215 key (159709401088 169 0) itemoff 9155 itemsize 33 [ 2060.451678] extent refs 1 gen 21146 flags 2 [ 2060.451679] tree block backref root 7 [ 2060.451680] item 216 key (159709417472 169 0) itemoff 9122 itemsize 33 [ 2060.451681] extent refs 1 gen 21146 flags 2 [ 2060.451681] tree block backref root 2 [ 2060.451683] item 217 key (159709433856 169 0) itemoff 9089 itemsize 33 [ 2060.451684] extent refs 1 gen 21146 flags 2 [ 2060.451684] tree block backref root 1 [ 2060.451686] item 218 key (159709450240 169 0) itemoff 9056 itemsize 33 [ 2060.451687] extent refs 1 gen 21146 flags 2 [ 2060.451687] tree block backref root 385 [ 2060.451689] item 219 key (159709466624 169 1) itemoff 9023 itemsize 33 [ 2060.451690] extent refs 1 gen 21146 flags 2 [ 2060.451690] tree block backref root 385 [ 2060.451692] item 220 key (159709483008 169 0) itemoff 8990 itemsize 33 [ 2060.451693] extent refs 1 gen 21146 flags 2 [ 2060.451693] tree block backref root 385 [ 2060.451695] item 221 key (159709499392 169 1) itemoff 8957 itemsize 33 [ 2060.451696] extent refs 1 gen 21146 flags 2 [ 2060.451696] tree block backref root 385 [ 2060.451698] item 222 key (159709515776 169 0) itemoff 8924 itemsize 33 [ 2060.451699] extent refs 1 gen 21146 flags 2 [ 2060.451700] tree block backref root 385 [ 2060.451701] item 223 key (159709532160 169 1) itemoff 8891 itemsize 33 [ 2060.451703] extent refs 1 gen 21146 flags 2 [ 2060.451704] tree block backref root 385 [ 2060.451705] item 224 key (159709548544 169 0) itemoff 8858 itemsize 33 [ 2060.451706] extent refs 1 gen 21146 flags 2 [ 2060.451707] tree block backref root 385 [ 2060.451708] item 225 key (159709564928 169 1) itemoff 8825 itemsize 33 [ 2060.451709] extent refs 1 gen 21146 flags 2 [ 2060.451710] tree block backref root 2 [ 2060.451711] item 226 key (159709581312 169 0) itemoff 8792 itemsize 33 [ 2060.451712] extent refs 1 gen 21146 flags 2 [ 2060.451713] tree block backref root 2 [ 2060.451714] item 227 key (159709597696 169 0) itemoff 8759 itemsize 33 [ 2060.451715] extent refs 1 gen 21146 flags 2 [ 2060.451715] tree block backref root 2 [ 2060.451717] item 228 key (159709614080 169 0) itemoff 8726 itemsize 33 [ 2060.451718] extent refs 1 gen 21146 flags 2 [ 2060.451718] tree block backref root 2 [ 2060.451720] item 229 key (159709630464 169 0) itemoff 8693 itemsize 33 [ 2060.451721] extent refs 1 gen 21146 flags 2 [ 2060.451721] tree block backref root 2 [ 2060.451723] item 230 key (159709646848 169 0) itemoff 8660 itemsize 33 [ 2060.451724] extent refs 1 gen 21146 flags 2 [ 2060.451724] tree block backref root 2 [ 2060.451726] item 231 key (159709663232 169 0) itemoff 8627 itemsize 33 [ 2060.451727] extent refs 1 gen 21146 flags 2 [ 2060.451727] tree block backref root 2 [ 2060.451729] item 232 key (159709679616 169 0) itemoff 8594 itemsize 33 [ 2060.451730] extent refs 1 gen 21146 flags 2 [ 2060.451730] tree block backref root 1 [ 2060.451732] item 233 key (159709696000 169 0) itemoff 8561 itemsize 33 [ 2060.451734] extent refs 1 gen 21146 flags 2 [ 2060.451740] tree block backref root 2 [ 2060.451742] item 234 key (159709712384 169 0) itemoff 8528 itemsize 33 [ 2060.451743] extent refs 1 gen 21146 flags 2 [ 2060.451744] tree block backref root 7 [ 2060.451746] item 235 key (159709728768 169 0) itemoff 8495 itemsize 33 [ 2060.451748] extent refs 1 gen 21146 flags 2 [ 2060.451749] tree block backref root 7 [ 2060.451751] item 236 key (159709745152 169 0) itemoff 8462 itemsize 33 [ 2060.451752] extent refs 1 gen 21146 flags 2 [ 2060.451753] tree block backref root 2 [ 2060.451755] item 237 key (159709761536 169 0) itemoff 8429 itemsize 33 [ 2060.451757] extent refs 1 gen 21146 flags 2 [ 2060.451758] tree block backref root 2 [ 2060.451760] item 238 key (159709777920 169 0) itemoff 8396 itemsize 33 [ 2060.451761] extent refs 1 gen 21146 flags 2 [ 2060.451762] tree block backref root 2 [ 2060.451763] item 239 key (159710711808 169 0) itemoff 8363 itemsize 33 [ 2060.451764] extent refs 1 gen 21082 flags 2 [ 2060.451765] tree block backref root 7 [ 2060.451766] item 240 key (159710892032 169 0) itemoff 8330 itemsize 33 [ 2060.451767] extent refs 1 gen 21082 flags 2 [ 2060.451768] tree block backref root 7 [ 2060.451769] item 241 key (159711268864 169 0) itemoff 8297 itemsize 33 [ 2060.451770] extent refs 1 gen 21082 flags 2 [ 2060.451771] tree block backref root 384 [ 2060.451773] BTRFS error (device sda1): unable to find ref byte nr 159708172288 parent 0 root 385 owner 2 offset 0 [ 2060.451775] ------------[ cut here ]------------ [ 2060.451784] WARNING: CPU: 1 PID: 2650 at fs/btrfs/extent-tree.c:6261 __btrfs_free_extent.isra.68+0x92f/0xd70 [btrfs]() [ 2060.451786] BTRFS: Transaction aborted (error -2) [ 2060.451787] Modules linked in: bnep bluetooth rfkill ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ebtable_filter ebtable_nat ebtable_broute bridge ebtables ip6table_mangle ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_security ip6table_raw ip6table_filter ip6_tables iptable_mangle iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack iptable_security iptable_raw coretemp kvm_intel kvm snd_hda_codec_realtek snd_hda_codec_generic gpio_ich snd_hda_intel snd_hda_codec iTCO_wdt iTCO_vendor_support ppdev lpc_ich snd_hda_core snd_hwdep snd_seq snd_seq_device snd_pcm snd_timer snd i2c_i801 soundcore mei_me mei tpm_infineon parport_pc tpm_tis parport shpchp tpm acpi_cpufreq nfsd auth_rpcgss nfs_acl lockd grace isofs squashfs btrfs xor i915 raid6_pq hid_logitech_hidpp [ 2060.451813] video i2c_algo_bit drm_kms_helper drm uas crc32c_intel 8021q garp stp usb_storage llc serio_raw mrp r8169 hid_logitech_dj mii scsi_dh_rdac scsi_dh_emc scsi_dh_alua sunrpc loop [ 2060.451824] CPU: 1 PID: 2650 Comm: mount Tainted: G W 4.2.3-300.fc23.x86_64 #1 [ 2060.451825] Hardware name: MSI MS-7636/H55M-P31(MS-7636) , BIOS V1.9 09/14/2010 [ 2060.451826] 0000000000000000 0000000073c9bbcf ffff8800780af5b8 ffffffff81771fca [ 2060.451828] 0000000000000000 ffff8800780af610 ffff8800780af5f8 ffffffff8109e4a6 [ 2060.451829] ffffffffa03be349 000000252f595000 00000000fffffffe 0000000000000000 [ 2060.451831] Call Trace: [ 2060.451834] [] dump_stack+0x45/0x57 [ 2060.451836] [] warn_slowpath_common+0x86/0xc0 [ 2060.451838] [] warn_slowpath_fmt+0x55/0x70 [ 2060.451845] [] __btrfs_free_extent.isra.68+0x92f/0xd70 [btrfs] [ 2060.451857] [] ? find_ref_head+0x5a/0x80 [btrfs] [ 2060.451865] [] __btrfs_run_delayed_refs+0x998/0x1080 [btrfs] [ 2060.451873] [] btrfs_run_delayed_refs.part.73+0x74/0x270 [btrfs] [ 2060.451890] [] btrfs_run_delayed_refs+0x15/0x20 [btrfs] [ 2060.451902] [] btrfs_commit_transaction+0x56/0xad0 [btrfs] [ 2060.451914] [] ? free_extent_buffer+0x4f/0xa0 [btrfs] [ 2060.451925] [] btrfs_recover_log_trees+0x3ed/0x490 [btrfs] [ 2060.451936] [] ? replay_one_extent+0x680/0x680 [btrfs] [ 2060.451946] [] open_ctree+0x19be/0x23f0 [btrfs] [ 2060.451953] [] btrfs_mount+0x94e/0xa70 [btrfs] [ 2060.451955] [] ? find_next_bit+0x15/0x20 [ 2060.451957] [] ? pcpu_alloc+0x38d/0x670 [ 2060.451959] [] mount_fs+0x38/0x160 [ 2060.451960] [] ? __alloc_percpu+0x15/0x20 [ 2060.451962] [] vfs_kern_mount+0x6b/0x110 [ 2060.451968] [] btrfs_mount+0x1e8/0xa70 [btrfs] [ 2060.451970] [] ? pcpu_alloc+0x38d/0x670 [ 2060.451972] [] mount_fs+0x38/0x160 [ 2060.451973] [] ? __alloc_percpu+0x15/0x20 [ 2060.451975] [] vfs_kern_mount+0x6b/0x110 [ 2060.451977] [] do_mount+0x246/0xce0 [ 2060.451980] [] ? memdup_user+0x46/0x80 [ 2060.451981] [] SyS_mount+0x9f/0x100 [ 2060.451984] [] entry_SYSCALL_64_fastpath+0x12/0x71 [ 2060.451985] ---[ end trace 7b4fe08881eca152 ]--- [ 2060.451987] BTRFS: error (device sda1) in __btrfs_free_extent:6261: errno=-2 No such entry [ 2060.451990] BTRFS: error (device sda1) in btrfs_run_delayed_refs:2781: errno=-2 No such entry [ 2060.451997] BTRFS: error (device sda1) in btrfs_replay_log:2375: errno=-2 No such entry (Failed to recover log tree) [ 2060.463834] BTRFS error (device sda1): cleaner transaction attach returned -30 [ 2060.501123] BTRFS: open_ctree failed -- Hugo Mills | A gentleman doesn't do damage unless he's paid for hugo@... carfax.org.uk | it. http://carfax.org.uk/ | PGP: E2AB1DE4 | Juri Papay