Basically on multi-disk btrfs partition few sectors on one HDD became
unreadable and when trying to delete one folder on that filesystem I
got this in log
[12210.590339] WARNING: CPU: 4 PID: 3375 at
/mnt/linux/fs/btrfs/extent-tree.c:6945
__btrfs_free_extent.isra.33+0x7d6/0xca0 [btrfs]
[12210.590340] Modules linked in: fuse input_leds led_class
snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device mousedev
joydev hid_generic usbhid hid xt_CHECKSUM ipt_MASQUERADE
nf_nat_masquerade_ipv4 tun cfg80211 rfkill nf_conntrack_netbios_ns
nf_conntrack_broadcast ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter
xt_tcpudp ipt_REJECT nf_reject_ipv4 xt_conntrack ip_set nfnetlink
ebtable_broute ebtable_nat ip6table_nat nf_conntrack_ipv6
nf_defrag_ipv6 nf_nat_ipv6 ip6table_raw ip6table_security
ip6table_mangle iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4
nf_nat_ipv4 nf_nat nf_conntrack iptable_raw iptable_security
iptable_mangle ebtable_filter ebtables bridge ip6table_filter
ip6_tables stp iptable_filter llc it87 hwmon_vid kvm_amd kvm
saa7134_alsa irqbypass snd_hda_codec_realtek snd_hda_codec_generic
crct10dif_pclmul
[12210.590384] snd_hda_codec_hdmi saa7134 crc32_pclmul tveeprom
rc_core ghash_clmulni_intel snd_hda_intel v4l2_common snd_hda_codec
aesni_intel videobuf2_dma_sg aes_x86_64 snd_hda_core videobuf2_memops
videobuf2_v4l2 lrw videobuf2_core gf128mul snd_hwdep videodev r8169
glue_helper evdev snd_pcm media ablk_helper cryptd mac_hid pcspkr
k10temp fam15h_power mxm_wmi snd_timer mii snd sp5100_tco soundcore
i2c_piix4 acpi_cpufreq tpm_infineon tpm_tis tpm_tis_core shpchp tpm
button wmi nfsd auth_rpcgss oid_registry nfs_acl sch_fq_codel lockd
grace sunrpc vboxnetflt(O) vboxnetadp(O) pci_stub vboxpci(O)
vboxdrv(O) nvidia_uvm(PO) btrfs xor zlib_deflate raid6_pq sd_mod
ata_generic pata_acpi ohci_pci serio_raw atkbd libps2 nvidia_drm(PO)
nvidia_modeset(PO) nvidia(PO) firewire_ohci xhci_pci firewire_core
ohci_hcd
[12210.590435] ehci_pci xhci_hcd crc_itu_t ehci_hcd drm pata_atiixp
usbcore ahci libahci usb_common i2c_core i8042 serio mvsas libsas
scsi_transport_sas libata scsi_mod crc32c_generic crc32c_intel vfat
fat ip_tables x_tables
[12210.590453] CPU: 4 PID: 3375 Comm: kworker/u16:0 Tainted: P
O 4.8.0-ARCH-dirty #1
[12210.590454] Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
[12210.590471] Workqueue: btrfs-extent-refs btrfs_extent_refs_helper [btrfs]
[12210.590474] 0000000000000286 00000000463ac1f2 ffff8805bb097ae0
ffffffff812e9bb0
[12210.590477] 0000000000000000 0000000000000000 ffff8805bb097b20
ffffffff8107bcab
[12210.590481] 00001b219626bc00 0000009626bbf000 00000000fffffffe
ffff88061216ec80
[12210.590484] Call Trace:
[12210.590489] [<ffffffff812e9bb0>] dump_stack+0x63/0x83
[12210.590492] [<ffffffff8107bcab>] __warn+0xcb/0xf0
[12210.590494] [<ffffffff8107bddd>] warn_slowpath_null+0x1d/0x20
[12210.590508] [<ffffffffa109ff86>]
__btrfs_free_extent.isra.33+0x7d6/0xca0 [btrfs]
[12210.590522] [<ffffffffa10a43b0>]
__btrfs_run_delayed_refs+0x5b0/0x12e0 [btrfs]
[12210.590525] [<ffffffff811d7570>] ? kmem_cache_free+0x1e0/0x210
[12210.590528] [<ffffffff810c7546>] ? cpuacct_charge+0x86/0xa0
[12210.590546] [<ffffffffa10e1a42>] ?
end_bio_extent_readpage+0x222/0x5f0 [btrfs]
[12210.590560] [<ffffffffa10a81a1>] btrfs_run_delayed_refs+0xa1/0x2a0 [btrfs]
[12210.590575] [<ffffffffa10a8434>] delayed_ref_async_start+0x94/0xb0 [btrfs]
[12210.590592] [<ffffffffa10f3d5d>] btrfs_scrubparity_helper+0x7d/0x340 [btrfs]
[12210.590608] [<ffffffffa10f405e>] btrfs_extent_refs_helper+0xe/0x10 [btrfs]
[12210.590611] [<ffffffff810951d5>] process_one_work+0x1e5/0x470
[12210.590614] [<ffffffff810954a8>] worker_thread+0x48/0x4e0
[12210.590616] [<ffffffff81095460>] ? process_one_work+0x470/0x470
[12210.590619] [<ffffffff8109b118>] kthread+0xd8/0xf0
[12210.590621] [<ffffffff8102d7b0>] ? __switch_to+0x300/0x720
[12210.590625] [<ffffffff815cb1ff>] ret_from_fork+0x1f/0x40
[12210.590628] [<ffffffff8109b040>] ? kthread_worker_fn+0x170/0x170
[12210.590630] ---[ end trace 293673cf94b7856a ]---
[12210.590633] BTRFS info (device sdo): leaf 33812980416512 total ptrs
213 free space 2101
[12210.590635] item 0 key (644872798208 168 524288) itemoff 16230
itemsize 53
[12210.590637] extent refs 1 gen 215 flags 1
[12210.590639] extent data backref root 261 objectid 783
offset 41418752 count 1
[12210.590641] item 1 key (644873322496 168 524288) itemoff 16177
itemsize 53
[12210.590642] extent refs 1 gen 215 flags 1
[12210.590643] extent data backref root 261 objectid 783
offset 41943040 count 1
[12210.590645] item 2 key (644873846784 168 524288) itemoff 16124
itemsize 53
[12210.590646] extent refs 1 gen 215 flags 1
[12210.590647] extent data backref root 261 objectid 783
offset 42467328 count 1
[12210.590649] item 3 key (644874371072 168 524288) itemoff 16071
itemsize 53
[12210.590650] extent refs 1 gen 215 flags 1
[12210.590651] extent data backref root 261 objectid 783
offset 42991616 count 1
[12210.590653] item 4 key (644874895360 168 524288) itemoff 16018
itemsize 53
[12210.590654] extent refs 1 gen 215 flags 1
[12210.590655] extent data backref root 261 objectid 783
offset 43515904 count 1
[12210.590657] item 5 key (644875419648 168 524288) itemoff 15965
itemsize 53
[12210.590658] extent refs 1 gen 215 flags 1
[12210.590659] extent data backref root 261 objectid 783
offset 44040192 count 1
[12210.590661] item 6 key (644875943936 168 524288) itemoff 15912
itemsize 53
[12210.590662] extent refs 1 gen 215 flags 1
[12210.590663] extent data backref root 261 objectid 783
offset 44564480 count 1
[12210.590665] item 7 key (644876468224 168 524288) itemoff 15859
itemsize 53
[12210.590666] extent refs 1 gen 215 flags 1
[12210.590667] extent data backref root 261 objectid 783
offset 45088768 count 1
[12210.590669] item 8 key (644876992512 168 524288) itemoff 15806
itemsize 53
[12210.590670] extent refs 1 gen 215 flags 1
[12210.590671] extent data backref root 261 objectid 783
offset 45613056 count 1
[12210.590673] item 9 key (644877516800 168 524288) itemoff 15753
itemsize 53
[12210.590674] extent refs 1 gen 215 flags 1
[12210.590675] extent data backref root 261 objectid 783
offset 46137344 count 1
[12210.590677] item 10 key (644878041088 168 524288) itemoff 15700
itemsize 53
[12210.590678] extent refs 1 gen 215 flags 1
[12210.590680] extent data backref root 261 objectid 783
offset 46661632 count 1
[12210.590681] item 11 key (644878565376 168 524288) itemoff 15647
itemsize 53
[12210.590682] extent refs 1 gen 215 flags 1
[12210.590684] extent data backref root 261 objectid 783
offset 47185920 count 1
[12210.590685] item 12 key (644879089664 168 524288) itemoff 15594
itemsize 53
[12210.590686] extent refs 1 gen 215 flags 1
[12210.590688] extent data backref root 261 objectid 783
offset 47710208 count 1
[12210.590689] item 13 key (644879613952 168 524288) itemoff 15541
itemsize 53
[12210.590690] extent refs 1 gen 215 flags 1
[12210.590692] extent data backref root 261 objectid 783
offset 48234496 count 1
[12210.590693] item 14 key (644880138240 168 524288) itemoff 15488
itemsize 53
[12210.590694] extent refs 1 gen 215 flags 1
[12210.590696] extent data backref root 261 objectid 783
offset 48758784 count 1
[12210.590697] item 15 key (644880662528 168 524288) itemoff 15435
itemsize 53
[12210.590698] extent refs 1 gen 215 flags 1
[12210.590700] extent data backref root 261 objectid 783
offset 49283072 count 1
[12210.590701] item 16 key (644881186816 168 524288) itemoff 15382
itemsize 53
[12210.590702] extent refs 1 gen 215 flags 1
[12210.590704] extent data backref root 261 objectid 783
offset 49807360 count 1
[12210.590705] item 17 key (644881711104 168 524288) itemoff 15329
itemsize 53
[12210.590706] extent refs 1 gen 215 flags 1
[12210.590708] extent data backref root 261 objectid 783
offset 50331648 count 1
[12210.590709] item 18 key (644882235392 168 524288) itemoff 15276
itemsize 53
[12210.590711] extent refs 1 gen 215 flags 1
[12210.590712] extent data backref root 261 objectid 783
offset 50855936 count 1
[12210.590713] item 19 key (644882759680 168 524288) itemoff 15223
itemsize 53
[12210.590715] extent refs 1 gen 215 flags 1
[12210.590716] extent data backref root 261 objectid 783
offset 51380224 count 1
[12210.590718] item 20 key (644883283968 168 524288) itemoff 15170
itemsize 53
[12210.590719] extent refs 1 gen 215 flags 1
[12210.590720] extent data backref root 261 objectid 783
offset 51904512 count 1
[12210.590722] item 21 key (644883808256 168 524288) itemoff 15117
itemsize 53
[12210.590723] extent refs 1 gen 215 flags 1
[12210.590724] extent data backref root 261 objectid 783
offset 52428800 count 1
[12210.590726] item 22 key (644884332544 168 524288) itemoff 15064
itemsize 53
[12210.590727] extent refs 1 gen 215 flags 1
[12210.590728] extent data backref root 261 objectid 783
offset 52953088 count 1
[12210.590730] item 23 key (644884856832 168 524288) itemoff 15011
itemsize 53
[12210.590731] extent refs 1 gen 215 flags 1
[12210.590732] extent data backref root 261 objectid 783
offset 53477376 count 1
[12210.590734] item 24 key (644885381120 168 524288) itemoff 14958
itemsize 53
[12210.590735] extent refs 1 gen 215 flags 1
[12210.590736] extent data backref root 261 objectid 783
offset 54001664 count 1
[12210.590738] item 25 key (644885905408 168 524288) itemoff 14905
itemsize 53
[12210.590739] extent refs 1 gen 215 flags 1
[12210.590740] extent data backref root 261 objectid 783
offset 54525952 count 1
[12210.590742] item 26 key (644886429696 168 524288) itemoff 14852
itemsize 53
[12210.590743] extent refs 1 gen 215 flags 1
[12210.590744] extent data backref root 261 objectid 783
offset 55050240 count 1
[12210.590746] item 27 key (644886953984 168 524288) itemoff 14799
itemsize 53
[12210.590747] extent refs 1 gen 215 flags 1
[12210.590748] extent data backref root 261 objectid 783
offset 55574528 count 1
[12210.590750] item 28 key (644887478272 168 524288) itemoff 14746
itemsize 53
[12210.590751] extent refs 1 gen 215 flags 1
[12210.590752] extent data backref root 261 objectid 783
offset 56098816 count 1
[12210.590754] item 29 key (644888002560 168 524288) itemoff 14693
itemsize 53
[12210.590755] extent refs 1 gen 215 flags 1
[12210.590756] extent data backref root 261 objectid 783
offset 56623104 count 1
[12210.590758] item 30 key (644888526848 168 524288) itemoff 14640
itemsize 53
[12210.590759] extent refs 1 gen 77869 flags 1
[12210.590761] extent data backref root 261 objectid 3284
offset 0 count 1
[12210.590762] item 31 key (644889051136 168 524288) itemoff 14587
itemsize 53
[12210.590763] extent refs 1 gen 77869 flags 1
[12210.590765] extent data backref root 261 objectid 3285
offset 0 count 1
[12210.590766] item 32 key (644889575424 168 655360) itemoff 14550
itemsize 37
[12210.590767] extent refs 1 gen 77869 flags 1
[12210.590768] shared data backref parent 33207361650688 count 1
[12210.590770] item 33 key (644890230784 168 524288) itemoff 14497
itemsize 53
[12210.590771] extent refs 1 gen 77872 flags 1
[12210.590773] extent data backref root 261 objectid 3976
offset 1572864 count 1
[12210.590774] item 34 key (644890755072 168 122880) itemoff 14460
itemsize 37
[12210.590775] extent refs 1 gen 149517 flags 1
[12210.590776] shared data backref parent 33205604614144 count 1
[12210.590778] item 35 key (644890877952 168 106496) itemoff 14423
itemsize 37
[12210.590779] extent refs 1 gen 149517 flags 1
[12210.590780] shared data backref parent 33205604614144 count 1
[12210.590782] item 36 key (644890984448 168 32768) itemoff 14386
itemsize 37
[12210.590783] extent refs 1 gen 149517 flags 1
[12210.590784] shared data backref parent 33202788433920 count 1
[12210.590785] item 37 key (644891017216 168 53248) itemoff 14349
itemsize 37
[12210.590786] extent refs 1 gen 149515 flags 1
[12210.590787] shared data backref parent 33195660607488 count 1
[12210.590789] item 38 key (644891070464 168 24576) itemoff 14312
itemsize 37
[12210.590790] extent refs 1 gen 149515 flags 1
[12210.590791] shared data backref parent 33195660607488 count 1
[12210.590793] item 39 key (644891095040 168 45056) itemoff 14275
itemsize 37
[12210.590794] extent refs 1 gen 149515 flags 1
[12210.590795] shared data backref parent 33195660607488 count 1
[12210.590796] item 40 key (644891140096 168 24576) itemoff 14238
itemsize 37
[12210.590797] extent refs 1 gen 149515 flags 1
[12210.590799] shared data backref parent 33195660607488 count 1
[12210.590800] item 41 key (644891164672 168 69632) itemoff 14201
itemsize 37
[12210.590801] extent refs 1 gen 149515 flags 1
[12210.590802] shared data backref parent 33195660607488 count 1
[12210.590804] item 42 key (644891234304 168 20480) itemoff 14164
itemsize 37
[12210.590805] extent refs 1 gen 149515 flags 1
[12210.590806] shared data backref parent 33195660607488 count 1
[12210.590807] item 43 key (644891254784 168 16384) itemoff 14127
itemsize 37
[12210.590808] extent refs 1 gen 149515 flags 1
[12210.590810] shared data backref parent 33195660607488 count 1
[12210.590811] item 44 key (644891271168 168 4096) itemoff 14090 itemsize 37
[12210.590812] extent refs 1 gen 149515 flags 1
[12210.590813] shared data backref parent 33195666014208 count 1
[12210.590815] item 45 key (644891275264 168 102400) itemoff 14053
itemsize 37
[12210.590816] extent refs 1 gen 120817 flags 1
[12210.590817] shared data backref parent 33200591765504 count 1
[12210.590819] item 46 key (644891377664 168 114688) itemoff 14016
itemsize 37
[12210.590820] extent refs 1 gen 120817 flags 1
[12210.590821] shared data backref parent 33200591765504 count 1
[12210.590822] item 47 key (644891492352 168 36864) itemoff 13979
itemsize 37
[12210.590823] extent refs 1 gen 146327 flags 1
[12210.590824] shared data backref parent 33199769829376 count 1
[12210.590826] item 48 key (644891529216 168 4096) itemoff 13942 itemsize 37
[12210.590827] extent refs 1 gen 124938 flags 1
[12210.590828] shared data backref parent 33201927847936 count 1
[12210.590830] item 49 key (644891533312 168 8192) itemoff 13905 itemsize 37
[12210.590831] extent refs 1 gen 177562 flags 1
[12210.590832] shared data backref parent 33202448318464 count 1
[12210.590833] item 50 key (644891541504 168 86016) itemoff 13868
itemsize 37
[12210.590835] extent refs 1 gen 150949 flags 1
[12210.590836] shared data backref parent 33212656697344 count 1
[12210.590837] item 51 key (644891627520 168 86016) itemoff 13831
itemsize 37
[12210.590838] extent refs 1 gen 150949 flags 1
[12210.590839] shared data backref parent 33212656697344 count 1
[12210.590841] item 52 key (644891713536 168 36864) itemoff 13794
itemsize 37
[12210.590842] extent refs 1 gen 150949 flags 1
[12210.590843] shared data backref parent 33212656697344 count 1
[12210.590844] item 53 key (644891750400 168 28672) itemoff 13757
itemsize 37
[12210.590846] extent refs 1 gen 150949 flags 1
[12210.590847] shared data backref parent 33205477900288 count 1
[12210.590848] item 54 key (644891779072 168 8192) itemoff 13720 itemsize 37
[12210.590849] extent refs 1 gen 150951 flags 1
[12210.590850] shared data backref parent 33206214934528 count 1
[12210.590852] item 55 key (644891787264 168 4096) itemoff 13683 itemsize 37
[12210.590853] extent refs 1 gen 150951 flags 1
[12210.590854] shared data backref parent 33206214934528 count 1
[12210.590856] item 56 key (644891791360 168 8192) itemoff 13630 itemsize 53
[12210.590857] extent refs 1 gen 318017 flags 1
[12210.590858] extent data backref root 2043 objectid 3587334
offset 262144 count 1
[12210.590860] item 57 key (644891799552 168 4096) itemoff 13577 itemsize 53
[12210.590861] extent refs 1 gen 318374 flags 1
[12210.590862] extent data backref root 2043 objectid 3599310
offset 0 count 1
[12210.590864] item 58 key (644891803648 168 524288) itemoff 13524
itemsize 53
[12210.590865] extent refs 1 gen 149432 flags 1
[12210.590866] extent data backref root 261 objectid 8872
offset 31457280 count 1
[12210.590868] item 59 key (644892327936 168 524288) itemoff 13471
itemsize 53
[12210.590869] extent refs 1 gen 149432 flags 1
[12210.590870] extent data backref root 261 objectid 8872
offset 31981568 count 1
[12210.590872] item 60 key (644892852224 168 524288) itemoff 13418
itemsize 53
[12210.590873] extent refs 1 gen 149432 flags 1
[12210.590874] extent data backref root 261 objectid 8872
offset 32505856 count 1
[12210.590876] item 61 key (644893376512 168 524288) itemoff 13365
itemsize 53
[12210.590877] extent refs 1 gen 149432 flags 1
[12210.590878] extent data backref root 261 objectid 8872
offset 33030144 count 1
[12210.590880] item 62 key (644893900800 168 77824) itemoff 13328
itemsize 37
[12210.590881] extent refs 1 gen 149515 flags 1
[12210.590882] shared data backref parent 33195660607488 count 1
[12210.590884] item 63 key (644893978624 168 57344) itemoff 13291
itemsize 37
[12210.590885] extent refs 1 gen 149515 flags 1
[12210.590886] shared data backref parent 33195660607488 count 1
[12210.590888] item 64 key (644894035968 168 57344) itemoff 13254
itemsize 37
[12210.590889] extent refs 1 gen 149515 flags 1
[12210.590890] shared data backref parent 33195660607488 count 1
[12210.590891] item 65 key (644894093312 168 53248) itemoff 13217
itemsize 37
[12210.590892] extent refs 1 gen 149515 flags 1
[12210.590893] shared data backref parent 33195660607488 count 1
[12210.590895] item 66 key (644894146560 168 16384) itemoff 13180
itemsize 37
[12210.590896] extent refs 1 gen 149515 flags 1
[12210.590897] shared data backref parent 33195660607488 count 1
[12210.590899] item 67 key (644894162944 168 86016) itemoff 13143
itemsize 37
[12210.590900] extent refs 1 gen 150948 flags 1
[12210.590901] shared data backref parent 33202880495616 count 1
[12210.590902] item 68 key (644894248960 168 106496) itemoff 13106
itemsize 37
[12210.590903] extent refs 1 gen 150948 flags 1
[12210.590904] shared data backref parent 33202880495616 count 1
[12210.590906] item 69 key (644894355456 168 53248) itemoff 13069
itemsize 37
[12210.590907] extent refs 1 gen 150948 flags 1
[12210.590908] shared data backref parent 33207354474496 count 1
[12210.590910] item 70 key (644894408704 168 16384) itemoff 13032
itemsize 37
[12210.590911] extent refs 1 gen 150948 flags 1
[12210.590912] shared data backref parent 33210413891584 count 1
[12210.590913] item 71 key (644894425088 168 53248) itemoff 12995
itemsize 37
[12210.590914] extent refs 1 gen 149515 flags 1
[12210.590915] shared data backref parent 33195666014208 count 1
[12210.590917] item 72 key (644894478336 168 28672) itemoff 12958
itemsize 37
[12210.590918] extent refs 1 gen 149515 flags 1
[12210.590919] shared data backref parent 33195666014208 count 1
[12210.590921] item 73 key (644894507008 168 53248) itemoff 12921
itemsize 37
[12210.590922] extent refs 1 gen 149515 flags 1
[12210.590923] shared data backref parent 33195666014208 count 1
[12210.590924] item 74 key (644894560256 168 24576) itemoff 12884
itemsize 37
[12210.590925] extent refs 1 gen 149515 flags 1
[12210.590926] shared data backref parent 33195666014208 count 1
[12210.590928] item 75 key (644894584832 168 49152) itemoff 12847
itemsize 37
[12210.590929] extent refs 1 gen 149515 flags 1
[12210.590930] shared data backref parent 33195666014208 count 1
[12210.590932] item 76 key (644894633984 168 20480) itemoff 12810
itemsize 37
[12210.590933] extent refs 1 gen 149515 flags 1
[12210.590934] shared data backref parent 33195666014208 count 1
[12210.590935] item 77 key (644894654464 168 12288) itemoff 12773
itemsize 37
[12210.590936] extent refs 1 gen 149515 flags 1
[12210.590937] shared data backref parent 33196891865088 count 1
[12210.590939] item 78 key (644894666752 168 20480) itemoff 12720
itemsize 53
[12210.590940] extent refs 1 gen 156901 flags 1
[12210.590941] extent data backref root 262 objectid 1343827
offset 3014656 count 1
[12210.590943] item 79 key (644894687232 168 73728) itemoff 12683
itemsize 37
[12210.590944] extent refs 1 gen 164109 flags 1
[12210.590945] shared data backref parent 33203275218944 count 1
[12210.590947] item 80 key (644894760960 168 69632) itemoff 12646
itemsize 37
[12210.590948] extent refs 1 gen 164109 flags 1
[12210.590949] shared data backref parent 33203275218944 count 1
[12210.590950] item 81 key (644894830592 168 73728) itemoff 12609
itemsize 37
[12210.590952] extent refs 1 gen 164109 flags 1
[12210.590953] shared data backref parent 33203275218944 count 1
[12210.590954] item 82 key (644894904320 168 40960) itemoff 12572
itemsize 37
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[12210.591364] item 191 key (644899790848 168 28672) itemoff 8267
itemsize 53
[12210.591365] extent refs 1 gen 152942 flags 1
[12210.591367] extent data backref root 261 objectid 8922
offset 0 count 1
[12210.591368] item 192 key (644899819520 168 49152) itemoff 8214
itemsize 53
[12210.591369] extent refs 1 gen 318017 flags 1
[12210.591371] extent data backref root 2043 objectid 3587330
offset 131072 count 1
[12210.591372] item 193 key (644899868672 168 32768) itemoff 8161
itemsize 53
[12210.591373] extent refs 1 gen 318017 flags 1
[12210.591375] extent data backref root 2043 objectid 3587330
offset 262144 count 1
[12210.591376] item 194 key (644899901440 168 28672) itemoff 8108
itemsize 53
[12210.591377] extent refs 1 gen 318018 flags 1
[12210.591379] extent data backref root 2043 objectid 3587362
offset 524288 count 1
[12210.591380] item 195 key (644899930112 168 94208) itemoff 8071
itemsize 37
[12210.591382] extent refs 1 gen 149618 flags 1
[12210.591383] shared data backref parent 33202199412736 count 1
[12210.591384] item 196 key (644900024320 168 102400) itemoff 8034
itemsize 37
[12210.591385] extent refs 1 gen 149618 flags 1
[12210.591386] shared data backref parent 33202199412736 count 1
[12210.591388] item 197 key (644900126720 168 53248) itemoff 7997
itemsize 37
[12210.591389] extent refs 1 gen 149618 flags 1
[12210.591390] shared data backref parent 33209313492992 count 1
[12210.591392] item 198 key (644900179968 168 12288) itemoff 7960
itemsize 37
[12210.591393] extent refs 1 gen 149628 flags 1
[12210.591394] shared data backref parent 33203505070080 count 1
[12210.591395] item 199 key (644900192256 168 77824) itemoff 7923
itemsize 37
[12210.591396] extent refs 1 gen 150949 flags 1
[12210.591397] shared data backref parent 33212656697344 count 1
[12210.591399] item 200 key (644900270080 168 106496) itemoff 7886
itemsize 37
[12210.591400] extent refs 1 gen 150949 flags 1
[12210.591401] shared data backref parent 33212656697344 count 1
[12210.591403] item 201 key (644900376576 168 73728) itemoff 7849
itemsize 37
[12210.591404] extent refs 1 gen 150949 flags 1
[12210.591405] shared data backref parent 33212656697344 count 1
[12210.591406] item 202 key (644900450304 168 4096) itemoff 7812 itemsize 37
[12210.591408] extent refs 1 gen 150974 flags 1
[12210.591409] shared data backref parent 33202660229120 count 1
[12210.591410] item 203 key (644900454400 168 73728) itemoff 7775
itemsize 37
[12210.591411] extent refs 1 gen 164136 flags 1
[12210.591412] shared data backref parent 33204544438272 count 1
[12210.591414] item 204 key (644900528128 168 65536) itemoff 7738
itemsize 37
[12210.591415] extent refs 1 gen 164136 flags 1
[12210.591416] shared data backref parent 33204544438272 count 1
[12210.591418] item 205 key (644900593664 168 65536) itemoff 7701
itemsize 37
[12210.591419] extent refs 1 gen 164136 flags 1
[12210.591420] shared data backref parent 33204544438272 count 1
[12210.591421] item 206 key (644900659200 168 53248) itemoff 7664
itemsize 37
[12210.591422] extent refs 1 gen 164136 flags 1
[12210.591423] shared data backref parent 33204544438272 count 1
[12210.591425] item 207 key (644900712448 168 4096) itemoff 7611 itemsize 53
[12210.591426] extent refs 1 gen 318773 flags 1
[12210.591427] extent data backref root 2043 objectid 3605779
offset 0 count 1
[12210.591429] item 208 key (644900716544 168 110592) itemoff 7574
itemsize 37
[12210.591430] extent refs 1 gen 149616 flags 1
[12210.591431] shared data backref parent 33208149901312 count 1
[12210.591433] item 209 key (644900827136 168 114688) itemoff 7537
itemsize 37
[12210.591434] extent refs 1 gen 149616 flags 1
[12210.591435] shared data backref parent 33208149901312 count 1
[12210.591436] item 210 key (644900941824 168 36864) itemoff 7500
itemsize 37
[12210.591438] extent refs 1 gen 149618 flags 1
[12210.591439] shared data backref parent 33202199412736 count 1
[12210.591440] item 211 key (644900978688 168 94208) itemoff 7463
itemsize 37
[12210.591441] extent refs 1 gen 149517 flags 1
[12210.591442] shared data backref parent 33211503411200 count 1
[12210.591444] item 212 key (644901072896 168 73728) itemoff 7426
itemsize 37
[12210.591445] extent refs 1 gen 149517 flags 1
[12210.591446] shared data backref parent 33211503411200 count 1
[12210.591448] BTRFS error (device sdo): unable to find ref byte nr
644894945280 parent 0 root 2043 owner 3640378 offset 0
[12210.591452] ------------[ cut here ]------------
[12210.591466] WARNING: CPU: 4 PID: 3375 at
/mnt/linux/fs/btrfs/extent-tree.c:6951
__btrfs_free_extent.isra.33+0x995/0xca0 [btrfs]
[12210.591467] BTRFS: Transaction aborted (error -2)
[12210.591467] Modules linked in: fuse input_leds led_class
snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device mousedev
joydev hid_generic usbhid hid xt_CHECKSUM ipt_MASQUERADE
nf_nat_masquerade_ipv4 tun cfg80211 rfkill nf_conntrack_netbios_ns
nf_conntrack_broadcast ip6t_REJECT nf_reject_ipv6 ip6t_rpfilter
xt_tcpudp ipt_REJECT nf_reject_ipv4 xt_conntrack ip_set nfnetlink
ebtable_broute ebtable_nat ip6table_nat nf_conntrack_ipv6
nf_defrag_ipv6 nf_nat_ipv6 ip6table_raw ip6table_security
ip6table_mangle iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4
nf_nat_ipv4 nf_nat nf_conntrack iptable_raw iptable_security
iptable_mangle ebtable_filter ebtables bridge ip6table_filter
ip6_tables stp iptable_filter llc it87 hwmon_vid kvm_amd kvm
saa7134_alsa irqbypass snd_hda_codec_realtek snd_hda_codec_generic
crct10dif_pclmul
[12210.591502] snd_hda_codec_hdmi saa7134 crc32_pclmul tveeprom
rc_core ghash_clmulni_intel snd_hda_intel v4l2_common snd_hda_codec
aesni_intel videobuf2_dma_sg aes_x86_64 snd_hda_core videobuf2_memops
videobuf2_v4l2 lrw videobuf2_core gf128mul snd_hwdep videodev r8169
glue_helper evdev snd_pcm media ablk_helper cryptd mac_hid pcspkr
k10temp fam15h_power mxm_wmi snd_timer mii snd sp5100_tco soundcore
i2c_piix4 acpi_cpufreq tpm_infineon tpm_tis tpm_tis_core shpchp tpm
button wmi nfsd auth_rpcgss oid_registry nfs_acl sch_fq_codel lockd
grace sunrpc vboxnetflt(O) vboxnetadp(O) pci_stub vboxpci(O)
vboxdrv(O) nvidia_uvm(PO) btrfs xor zlib_deflate raid6_pq sd_mod
ata_generic pata_acpi ohci_pci serio_raw atkbd libps2 nvidia_drm(PO)
nvidia_modeset(PO) nvidia(PO) firewire_ohci xhci_pci firewire_core
ohci_hcd
[12210.591543] ehci_pci xhci_hcd crc_itu_t ehci_hcd drm pata_atiixp
usbcore ahci libahci usb_common i2c_core i8042 serio mvsas libsas
scsi_transport_sas libata scsi_mod crc32c_generic crc32c_intel vfat
fat ip_tables x_tables
[12210.591558] CPU: 4 PID: 3375 Comm: kworker/u16:0 Tainted: P
W O 4.8.0-ARCH-dirty #1
[12210.591559] Hardware name: Gigabyte Technology Co., Ltd.
GA-990FXA-UD3/GA-990FXA-UD3, BIOS FFe 11/08/2013
[12210.591575] Workqueue: btrfs-extent-refs btrfs_extent_refs_helper [btrfs]
[12210.591577] 0000000000000286 00000000463ac1f2 ffff8805bb097a88
ffffffff812e9bb0
[12210.591580] ffff8805bb097ad8 0000000000000000 ffff8805bb097ac8
ffffffff8107bcab
[12210.591584] 00001b2700378c3a 0000009626bbf000 00000000fffffffe
ffff88061216ec80
[12210.591586] Call Trace:
[12210.591589] [<ffffffff812e9bb0>] dump_stack+0x63/0x83
[12210.591591] [<ffffffff8107bcab>] __warn+0xcb/0xf0
[12210.591594] [<ffffffff8107bd2f>] warn_slowpath_fmt+0x5f/0x80
[12210.591608] [<ffffffffa10a0145>]
__btrfs_free_extent.isra.33+0x995/0xca0 [btrfs]
[12210.591622] [<ffffffffa10a43b0>]
__btrfs_run_delayed_refs+0x5b0/0x12e0 [btrfs]
[12210.591625] [<ffffffff811d7570>] ? kmem_cache_free+0x1e0/0x210
[12210.591627] [<ffffffff810c7546>] ? cpuacct_charge+0x86/0xa0
[12210.591645] [<ffffffffa10e1a42>] ?
end_bio_extent_readpage+0x222/0x5f0 [btrfs]
[12210.591659] [<ffffffffa10a81a1>] btrfs_run_delayed_refs+0xa1/0x2a0 [btrfs]
[12210.591674] [<ffffffffa10a8434>] delayed_ref_async_start+0x94/0xb0 [btrfs]
[12210.591690] [<ffffffffa10f3d5d>] btrfs_scrubparity_helper+0x7d/0x340 [btrfs]
[12210.591707] [<ffffffffa10f405e>] btrfs_extent_refs_helper+0xe/0x10 [btrfs]
[12210.591710] [<ffffffff810951d5>] process_one_work+0x1e5/0x470
[12210.591712] [<ffffffff810954a8>] worker_thread+0x48/0x4e0
[12210.591714] [<ffffffff81095460>] ? process_one_work+0x470/0x470
[12210.591717] [<ffffffff8109b118>] kthread+0xd8/0xf0
[12210.591719] [<ffffffff8102d7b0>] ? __switch_to+0x300/0x720
[12210.591721] [<ffffffff815cb1ff>] ret_from_fork+0x1f/0x40
[12210.591724] [<ffffffff8109b040>] ? kthread_worker_fn+0x170/0x170
[12210.591726] ---[ end trace 293673cf94b7856b ]---
[12210.591728] BTRFS: error (device sdo) in __btrfs_free_extent:6951:
errno=-2 No such entry
[12210.591731] BTRFS info (device sdo): forced readonly
[12210.591734] BTRFS: error (device sdo) in
btrfs_run_delayed_refs:2960: errno=-2 No such entry
[12210.927914] pending csums is 5124096
Label: 'Data' uuid: 1ec5b839-acc6-4f70-be9d-6f9e6118c71c
Total devices 6 FS bytes used 11.50TiB
devid 1 size 2.73TiB used 2.68TiB path /dev/sdc
devid 3 size 1.82TiB used 1.77TiB path /dev/sde
devid 4 size 1.82TiB used 1.77TiB path /dev/sdg
devid 5 size 931.51GiB used 882.00GiB path /dev/sdh
devid 6 size 1.82TiB used 1.77TiB path /dev/sdd
devid 7 size 2.73TiB used 2.68TiB path /dev/sdo
Overall:
Device size: 11.83TiB
Device allocated: 11.54TiB
Device unallocated: 296.54GiB
Device missing: 0.00B
Used: 11.53TiB
Free (estimated): 302.89GiB (min: 154.62GiB)
Data ratio: 1.00
Metadata ratio: 2.00
Global reserve: 512.00MiB (used: 0.00B)
Data,single: Size:11.49TiB, Used:11.48TiB
/dev/sdc 2.68TiB
/dev/sdd 1.75TiB
/dev/sde 1.77TiB
/dev/sdg 1.77TiB
/dev/sdh 882.00GiB
/dev/sdo 2.66TiB
Metadata,RAID1: Size:25.00GiB, Used:23.44GiB
/dev/sdc 1.00GiB
/dev/sdd 24.00GiB
/dev/sde 2.00GiB
/dev/sdo 23.00GiB
System,RAID1: Size:32.00MiB, Used:1.44MiB
/dev/sdd 32.00MiB
/dev/sdo 32.00MiB
Unallocated:
/dev/sdc 49.52GiB
/dev/sdd 49.99GiB
/dev/sde 49.02GiB
/dev/sdg 49.02GiB
/dev/sdh 49.51GiB
/dev/sdo 49.49GiB
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