[12394.589202] BTRFS info (device sdb3): found 5810 extents [12395.476255] BTRFS info (device sdb3): relocating block group 1281104019456 flags 9 [12419.702983] BTRFS info (device sdb3): found 5054 extents [12695.721804] ------------[ cut here ]------------ [12695.721822] WARNING: CPU: 0 PID: 23080 at fs/btrfs/extent-tree.c:2025 __btrfs_inc_extent_ref.isra.22+0x207/0x270 [btrfs]() [12695.721823] BTRFS: Transaction aborted (error -17) [12695.721824] Modules linked in: dm_crypt sha256_ssse3 sha256_generic hmac drbg ansi_cprng algif_skcipher af_alg dm_mod nf_conntrack_ipv4 nf_defrag_ipv4 xt_tcpudp xt_conntrack nf_conntrack ip6table_filter ip6_tables iptable_filter cfg80211 nct6775 hwmon_vid btrfs fuse iTCO_wdt xor iTCO_vendor_support mxm_wmi mousedev joydev evdev input_leds led_class mac_hid btusb btrtl btbcm btintel bluetooth rfkill intel_rapl iosf_mbi x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel aesni_intel aes_x86_64 lrw gf128mul glue_helper raid6_pq psmouse ablk_helper cryptd pcspkr serio_raw nvidia(PO) snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic i2c_i801 lpc_ich nuvoton_cir snd_hda_intel snd_hda_codec drm_kms_helper battery tpm_tis [12695.721857] snd_hda_core rc_core r8169 mii snd_hwdep video tpm wmi drm button snd_pcm snd_timer intel_gtt shpchp snd i2c_algo_bit mei_me soundcore mei processor sch_fq_codel nfs lockd grace sunrpc fscache loop ip_tables x_tables ext4 crc16 mbcache jbd2 hid_generic hid_cherry usbhid hid uas usb_storage sd_mod atkbd libps2 ahci libahci libata xhci_pci scsi_mod ehci_pci xhci_hcd ehci_hcd usbcore usb_common i8042 serio [12695.721884] CPU: 0 PID: 23080 Comm: kworker/u8:3 Tainted: P O 4.2.1-1-ARCH #1 [12695.721885] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./Z68 Extreme3 Gen3, BIOS P2.30 06/29/2012 [12695.721894] Workqueue: btrfs-extent-refs btrfs_extent_refs_helper [btrfs] [12695.721896] 0000000000000000 00000000d9fea38b ffff88003f9aba98 ffffffff8156b77a [12695.721898] 0000000000000000 ffff88003f9abaf0 ffff88003f9abad8 ffffffff81074846 [12695.721899] ffff88027b3fe760 0000000000000000 ffff88041c2e5800 ffff88027b3fe750 [12695.721902] Call Trace: [12695.721908] [] dump_stack+0x4c/0x6e [12695.721911] [] warn_slowpath_common+0x86/0xc0 [12695.721912] [] warn_slowpath_fmt+0x55/0x70 [12695.721917] [] __btrfs_inc_extent_ref.isra.22+0x207/0x270 [btrfs] [12695.721923] [] __btrfs_run_delayed_refs+0xcab/0x10e0 [btrfs] [12695.721929] [] ? join_transaction.isra.3+0x10e/0x410 [btrfs] [12695.721934] [] btrfs_run_delayed_refs.part.39+0x73/0x250 [btrfs] [12695.721939] [] delayed_ref_async_start+0x7e/0x90 [btrfs] [12695.721946] [] btrfs_scrubparity_helper+0x77/0x2e0 [btrfs] [12695.721951] [] btrfs_extent_refs_helper+0xe/0x10 [btrfs] [12695.721954] [] process_one_work+0x14b/0x440 [12695.721955] [] worker_thread+0x48/0x4a0 [12695.721957] [] ? process_one_work+0x440/0x440 [12695.721959] [] kthread+0xd8/0xf0 [12695.721961] [] ? kthread_worker_fn+0x170/0x170 [12695.721963] [] ret_from_fork+0x3f/0x70 [12695.721965] [] ? kthread_worker_fn+0x170/0x170 [12695.721966] ---[ end trace f0673960afc0c36e ]--- [12695.721968] BTRFS: error (device sdb3) in __btrfs_inc_extent_ref:2025: errno=-17 Object already exists [12695.721970] BTRFS info (device sdb3): forced readonly [12695.721972] BTRFS: error (device sdb3) in btrfs_run_delayed_refs:2781: errno=-17 Object already exists [13595.517161] perf interrupt took too long (5011 > 4960), lowering kernel.perf_event_max_sample_rate to 25200 [25815.325828] Chrome_ChildIOT[29991]: segfault at ffffe9f97a6594ca ip 00007fa6452317ad sp 00007fa636a3bab0 error 5 in libc-2.22.so[7fa6451fc000+19b000] [27204.708139] BTRFS error (device sdb3): cleaner transaction attach returned -30 [27205.368530] BTRFS warning (device sdb3): page private not zero on page 3596117819392 [27205.368534] BTRFS warning (device sdb3): page private not zero on page 3596117823488 [27205.368535] BTRFS warning (device sdb3): page private not zero on page 3596117827584 [27205.368537] BTRFS warning (device sdb3): page private not zero on page 3596117831680 [27205.368544] BTRFS warning (device sdb3): page private not zero on page 3596139888640 [27205.368546] BTRFS warning (device sdb3): page private not zero on page 3596139892736 [27205.368547] BTRFS warning (device sdb3): page private not zero on page 3596139896832 [27205.368548] BTRFS warning (device sdb3): page private not zero on page 3596139900928 [27205.368549] BTRFS warning (device sdb3): page private not zero on page 3596140003328 [27205.368551] BTRFS warning (device sdb3): page private not zero on page 3596140007424 [27205.368552] BTRFS warning (device sdb3): page private not zero on page 3596140011520 [27205.368553] BTRFS warning (device sdb3): page private not zero on page 3596140015616 [27205.368555] BTRFS warning (device sdb3): page private not zero on page 3596140199936 [27205.368556] BTRFS warning (device sdb3): page private not zero on page 3596140204032 [27205.368558] BTRFS warning (device sdb3): page private not zero on page 3596140208128 [27205.368559] BTRFS warning (device sdb3): page private not zero on page 3596140212224 [27205.368562] BTRFS warning (device sdb3): page private not zero on page 3596140249088 [27205.368563] BTRFS warning (device sdb3): page private not zero on page 3596140253184 [27205.368564] BTRFS warning (device sdb3): page private not zero on page 3596140257280 [27205.368566] BTRFS warning (device sdb3): page private not zero on page 3596140261376 [27205.368567] BTRFS warning (device sdb3): page private not zero on page 3596147212288 [27205.368568] BTRFS warning (device sdb3): page private not zero on page 3596147216384 [27205.368570] BTRFS warning (device sdb3): page private not zero on page 3596147220480