[292542.925810] run fstests generic/416 at 2020-10-29 23:19:02
[292543.153623] BTRFS info (device dm-0): disk space caching is enabled
[292543.154022] BTRFS info (device dm-0): has skinny extents
[292543.402312] BTRFS: device fsid d708845a-26a8-4596-a19c-429fa9fe52da devid 1 transid 5 /dev/mapper/vg0-lv9 scanned by mkfs.btrfs (3116830)
[292543.414978] BTRFS info (device dm-9): disk space caching is enabled
[292543.415390] BTRFS info (device dm-9): has skinny extents
[292543.423866] BTRFS info (device dm-9): checking UUID tree
[292622.945681] BTRFS info (device dm-9): space_info 5 has 651264 free, is full
[292622.947763] BTRFS info (device dm-9): space_info total=128974848, used=124616704, pinned=401408, reserved=49152, may_use=3190784, readonly=65536
[292622.951325] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3158016
[292622.953799] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292622.955349] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292622.955874] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292622.956443] BTRFS info (device dm-9): delayed_refs_rsv: size 1769472 reserved 0
[292622.956926] BTRFS info (device dm-9): space_info 5 has 651264 free, is full
[292622.957347] BTRFS info (device dm-9): space_info total=128974848, used=124616704, pinned=401408, reserved=53248, may_use=3186688, readonly=65536
[292622.958101] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3153920
[292622.958573] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292622.958986] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292622.959391] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292622.959869] BTRFS info (device dm-9): delayed_refs_rsv: size 1900544 reserved 0
[292622.992515] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292622.992911] BTRFS info (device dm-9): space_info total=128974848, used=124563456, pinned=438272, reserved=69632, may_use=3190784, readonly=65536
[292622.993622] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3158016
[292622.994049] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292622.994431] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292622.994798] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292622.995220] BTRFS info (device dm-9): delayed_refs_rsv: size 1507328 reserved 0
[292622.995643] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292622.996024] BTRFS info (device dm-9): space_info total=128974848, used=124567552, pinned=438272, reserved=69632, may_use=3186688, readonly=65536
[292622.996730] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3153920
[292622.997167] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292622.997535] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292622.997899] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292622.998318] BTRFS info (device dm-9): delayed_refs_rsv: size 1572864 reserved 0
[292622.998739] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292622.999131] BTRFS info (device dm-9): space_info total=128974848, used=124563456, pinned=442368, reserved=73728, may_use=3182592, readonly=65536
[292622.999827] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3149824
[292623.000279] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.000691] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.001054] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.001485] BTRFS info (device dm-9): delayed_refs_rsv: size 1638400 reserved 0
[292623.001911] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.002304] BTRFS info (device dm-9): space_info total=128974848, used=124555264, pinned=450560, reserved=77824, may_use=3178496, readonly=65536
[292623.002999] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3145728
[292623.003437] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.003802] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.004177] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.004589] BTRFS info (device dm-9): delayed_refs_rsv: size 1638400 reserved 0
[292623.005005] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.005398] BTRFS info (device dm-9): space_info total=128974848, used=124559360, pinned=450560, reserved=77824, may_use=3174400, readonly=65536
[292623.006092] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3141632
[292623.006529] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.006893] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.007267] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.007680] BTRFS info (device dm-9): delayed_refs_rsv: size 1703936 reserved 0
[292623.008135] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.008518] BTRFS info (device dm-9): space_info total=128974848, used=124583936, pinned=450560, reserved=57344, may_use=3170304, readonly=65536
[292623.009217] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3137536
[292623.009645] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.010008] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.010382] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.010794] BTRFS info (device dm-9): delayed_refs_rsv: size 1441792 reserved 0
[292623.011220] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.011604] BTRFS info (device dm-9): space_info total=128974848, used=124588032, pinned=450560, reserved=57344, may_use=3166208, readonly=65536
[292623.012308] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3133440
[292623.012734] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.013098] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.013476] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.013886] BTRFS info (device dm-9): delayed_refs_rsv: size 1507328 reserved 0
[292623.014309] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.014690] BTRFS info (device dm-9): space_info total=128974848, used=124592128, pinned=450560, reserved=57344, may_use=3162112, readonly=65536
[292623.015395] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3129344
[292623.015822] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.016197] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.016565] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.016973] BTRFS info (device dm-9): delayed_refs_rsv: size 1572864 reserved 0
[292623.017412] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.017794] BTRFS info (device dm-9): space_info total=128974848, used=124608512, pinned=450560, reserved=45056, may_use=3158016, readonly=65536
[292623.018501] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3125248
[292623.018926] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.019300] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.019684] BTRFS info (device dm-9): delayed_block_rsv: size 32768 reserved 32768
[292623.020093] BTRFS info (device dm-9): delayed_refs_rsv: size 1441792 reserved 0
[292623.020728] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.021119] BTRFS info (device dm-9): space_info total=128974848, used=124628992, pinned=487424, reserved=24576, may_use=3121152, readonly=65536
[292623.021815] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3121152
[292623.022249] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.022616] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.022979] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292623.023364] BTRFS info (device dm-9): delayed_refs_rsv: size 1048576 reserved 0
[292623.023803] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.024196] BTRFS info (device dm-9): space_info total=128974848, used=124645376, pinned=487424, reserved=12288, may_use=3117056, readonly=65536
[292623.024892] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3117056
[292623.025326] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.025694] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.026056] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292623.026444] BTRFS info (device dm-9): delayed_refs_rsv: size 917504 reserved 0
[292623.026879] BTRFS info (device dm-9): space_info 5 has 647168 free, is full
[292623.027271] BTRFS info (device dm-9): space_info total=128974848, used=124661760, pinned=487424, reserved=0, may_use=3112960, readonly=65536
[292623.027946] BTRFS info (device dm-9): global_block_rsv: size 3158016 reserved 3112960
[292623.028379] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292623.028747] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292623.029120] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292623.029496] BTRFS info (device dm-9): delayed_refs_rsv: size 851968 reserved 0
[292623.092711] BTRFS info (device dm-9): space_info 5 has 634880 free, is full
[292623.093120] BTRFS info (device dm-9): space_info total=128974848, used=124583936, pinned=475136, reserved=53248, may_use=3162112, readonly=65536
[292628.593167] btrfs_printk: 1281 callbacks suppressed
[292628.593169] BTRFS info (device dm-9): space_info 5 has 282624 free, is full
[292628.593875] BTRFS info (device dm-9): space_info total=128974848, used=124936192, pinned=499712, reserved=4096, may_use=3186688, readonly=65536
[292628.594619] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3186688
[292628.595069] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.595476] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.595862] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.596363] BTRFS info (device dm-9): delayed_refs_rsv: size 196608 reserved 0
[292628.661044] BTRFS info (device dm-9): space_info 5 has 290816 free, is full
[292628.662929] BTRFS info (device dm-9): space_info total=128974848, used=124932096, pinned=495616, reserved=4096, may_use=3186688, readonly=65536
[292628.666243] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3186688
[292628.667684] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.668082] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.668495] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.668905] BTRFS info (device dm-9): delayed_refs_rsv: size 196608 reserved 0
[292628.689921] BTRFS info (device dm-9): space_info 5 has 294912 free, is full
[292628.690347] BTRFS info (device dm-9): space_info total=128974848, used=124923904, pinned=479232, reserved=20480, may_use=3190784, readonly=65536
[292628.691083] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3190784
[292628.691549] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.691938] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.692337] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.692738] BTRFS info (device dm-9): delayed_refs_rsv: size 655360 reserved 0
[292628.693245] BTRFS info (device dm-9): space_info 5 has 294912 free, is full
[292628.693651] BTRFS info (device dm-9): space_info total=128974848, used=124928000, pinned=499712, reserved=4096, may_use=3182592, readonly=65536
[292628.694388] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3182592
[292628.694840] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.695237] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.695630] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.696026] BTRFS info (device dm-9): delayed_refs_rsv: size 196608 reserved 0
[292628.696475] BTRFS info (device dm-9): space_info 5 has 294912 free, is full
[292628.696877] BTRFS info (device dm-9): space_info total=128974848, used=124923904, pinned=503808, reserved=8192, may_use=3178496, readonly=65536
[292628.697621] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3178496
[292628.698068] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.698469] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.698855] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.699261] BTRFS info (device dm-9): delayed_refs_rsv: size 262144 reserved 0
[292628.734795] BTRFS info (device dm-9): space_info 5 has 303104 free, is full
[292628.735213] BTRFS info (device dm-9): space_info total=128974848, used=124973056, pinned=430080, reserved=12288, may_use=3190784, readonly=65536
[292628.735949] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3190784
[292628.736410] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.736799] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.737197] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.737594] BTRFS info (device dm-9): delayed_refs_rsv: size 1310720 reserved 0
[292628.738050] BTRFS info (device dm-9): space_info 5 has 303104 free, is full
[292628.738468] BTRFS info (device dm-9): space_info total=128974848, used=124952576, pinned=450560, reserved=16384, may_use=3186688, readonly=65536
[292628.739209] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3186688
[292628.739661] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.740045] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.740440] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.740837] BTRFS info (device dm-9): delayed_refs_rsv: size 1114112 reserved 0
[292628.741333] BTRFS info (device dm-9): space_info 5 has 303104 free, is full
[292628.741738] BTRFS info (device dm-9): space_info total=128974848, used=124911616, pinned=491520, reserved=20480, may_use=3182592, readonly=65536
[292628.742485] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3182592
[292628.742932] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.743332] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.743720] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.744112] BTRFS info (device dm-9): delayed_refs_rsv: size 589824 reserved 0
[292628.755908] BTRFS info (device dm-9): space_info 5 has 307200 free, is full
[292628.756324] BTRFS info (device dm-9): space_info total=128974848, used=124915712, pinned=491520, reserved=4096, may_use=3190784, readonly=65536
[292628.757053] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3190784
[292628.757517] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.757902] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.758299] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.758697] BTRFS info (device dm-9): delayed_refs_rsv: size 196608 reserved 0
[292628.778747] BTRFS info (device dm-9): space_info 5 has 311296 free, is full
[292628.779163] BTRFS info (device dm-9): space_info total=128974848, used=124874752, pinned=491520, reserved=40960, may_use=3190784, readonly=65536
[292628.779897] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3190784
[292628.780357] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.780749] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.781133] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.781542] BTRFS info (device dm-9): delayed_refs_rsv: size 786432 reserved 0
[292628.781976] BTRFS info (device dm-9): space_info 5 has 311296 free, is full
[292628.782389] BTRFS info (device dm-9): space_info total=128974848, used=124878848, pinned=491520, reserved=40960, may_use=3186688, readonly=65536
[292628.783123] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3186688
[292628.783584] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.783969] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.784366] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.784764] BTRFS info (device dm-9): delayed_refs_rsv: size 851968 reserved 0
[292628.785211] BTRFS info (device dm-9): space_info 5 has 311296 free, is full
[292628.785614] BTRFS info (device dm-9): space_info total=128974848, used=124887040, pinned=491520, reserved=36864, may_use=3182592, readonly=65536
[292628.786354] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3182592
[292628.786806] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.787202] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.787594] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.787989] BTRFS info (device dm-9): delayed_refs_rsv: size 851968 reserved 0
[292628.812667] BTRFS info (device dm-9): space_info 5 has 319488 free, is full
[292628.813074] BTRFS info (device dm-9): space_info total=128974848, used=124899328, pinned=495616, reserved=8192, may_use=3186688, readonly=65536
[292628.813819] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3186688
[292628.814279] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.814669] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.815055] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.815464] BTRFS info (device dm-9): delayed_refs_rsv: size 262144 reserved 0
[292628.828183] BTRFS info (device dm-9): space_info 5 has 323584 free, is full
[292628.828593] BTRFS info (device dm-9): space_info total=128974848, used=124928000, pinned=462848, reserved=4096, may_use=3190784, readonly=65536
[292628.829334] BTRFS info (device dm-9): global_block_rsv: size 3190784 reserved 3190784
[292628.829786] BTRFS info (device dm-9): trans_block_rsv: size 0 reserved 0
[292628.830184] BTRFS info (device dm-9): chunk_block_rsv: size 0 reserved 0
[292628.830576] BTRFS info (device dm-9): delayed_block_rsv: size 0 reserved 0
[292628.830972] BTRFS info (device dm-9): delayed_refs_rsv: size 655360 reserved 0
[292628.831422] BTRFS info (device dm-9): space_info 5 has 323584 free, is full
[292628.831830] BTRFS info (device dm-9): space_info total=128974848, used=124919808, pinned=471040, reserved=8192, may_use=3186688, readonly=65536
[292635.066198] ------------[ cut here ]------------
[292635.066941] BTRFS: block rsv 1 returned -28
[292635.067618] WARNING: CPU: 1 PID: 2854455 at fs/btrfs/block-rsv.c:521 btrfs_use_block_rsv+0x197/0x240
[292635.068998] Modules linked in: dm_thin_pool dm_persistent_data dm_bio_prison dm_log_writes dm_dust dm_flakey loop nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip6_tables nft_compat ip_set rfkill nf_tables nfnetlink snd_hda_codec_generic iTCO_wdt intel_rapl_msr iTCO_vendor_support snd_hda_intel snd_intel_dspcfg snd_hda_codec snd_hwdep snd_hda_core snd_pcm snd_timer joydev virtio_balloon intel_rapl_common snd i2c_i801 soundcore lpc_ich i2c_smbus zram ip_tables xfs qxl drm_ttm_helper ttm drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel serio_raw virtio_blk qemu_fw_cfg
[292635.077215] CPU: 1 PID: 2854455 Comm: kworker/u4:3 Tainted: G        W         5.9.0-rc8+ #142
[292635.077711] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.13.0-2.fc32 04/01/2014
[292635.078209] Workqueue: btrfs-endio-write btrfs_work_helper
[292635.078529] RIP: 0010:btrfs_use_block_rsv+0x197/0x240
[292635.078820] Code: c7 c7 c0 6c df 99 e8 e8 7d 16 00 85 c0 0f 84 35 ff ff ff 41 0f b7 74 24 5a ba e4 ff ff ff 48 c7 c7 60 bb 5f 99 e8 fd 3c b4 ff <0f> 0b e9 17 ff ff ff 4c 89 ff e8 2a f2 6e 00 4c 89 e0 5b 5d 41 5c
[292635.079872] RSP: 0018:ffffa67f023979d0 EFLAGS: 00010286
[292635.080183] RAX: 000000000000001f RBX: 0000000000001000 RCX: 0000000000000000
[292635.080591] RDX: ffff8aa2bbd28020 RSI: ffff8aa2bbd19440 RDI: ffff8aa2bbd19440
[292635.080996] RBP: ffff8aa2604c5000 R08: 0000000000000000 R09: 0000000000000000
[292635.081410] R10: 0000000000000000 R11: ffff8aa29a96b080 R12: ffff8aa25c24dab0
[292635.081821] R13: ffff8aa28d1e0000 R14: ffff8aa28d1e0220 R15: ffff8aa25c24dac8
[292635.082238] FS:  0000000000000000(0000) GS:ffff8aa2bbd00000(0000) knlGS:0000000000000000
[292635.082697] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[292635.083026] CR2: 00007f669e492e60 CR3: 000000015ec34003 CR4: 0000000000370ee0
[292635.083442] Call Trace:
[292635.083609]  btrfs_alloc_tree_block+0x77/0x320
[292635.083875]  alloc_tree_block_no_bg_flush+0x4f/0x60
[292635.084159]  __btrfs_cow_block+0x122/0x570
[292635.084411]  btrfs_cow_block+0x109/0x230
[292635.084647]  btrfs_search_slot+0x530/0x9d0
[292635.084889]  btrfs_lookup_csum+0x65/0x140
[292635.085125]  btrfs_csum_file_blocks+0x179/0x670
[292635.085402]  ? unpin_extent_cache+0x94/0xd0
[292635.085651]  btrfs_finish_ordered_io.isra.0+0x3c8/0x7f0
[292635.085956]  btrfs_work_helper+0xee/0x3c0
[292635.086204]  process_one_work+0x236/0x560
[292635.086445]  worker_thread+0x55/0x3c0
[292635.086663]  ? process_one_work+0x560/0x560
[292635.086909]  kthread+0x13a/0x150
[292635.087100]  ? kthread_create_worker_on_cpu+0x40/0x40
[292635.087403]  ret_from_fork+0x1f/0x30
[292635.087623] irq event stamp: 0
[292635.087808] hardirqs last  enabled at (0): [<0000000000000000>] 0x0
[292635.088167] hardirqs last disabled at (0): [] copy_process+0x6b9/0x1ba0
[292635.088646] softirqs last  enabled at (0): [] copy_process+0x6b9/0x1ba0
[292635.089106] softirqs last disabled at (0): [<0000000000000000>] 0x0
[292635.089478] ---[ end trace f11993b17b69ec21 ]---
[292635.928091] btrfs_printk: 12 callbacks suppressed
[292635.928092] BTRFS info (device dm-9): disk space caching is enabled
[292635.928764] BTRFS info (device dm-9): has skinny extents