想请问用pacman -Syu滚更新时btrfs发生forced readonly的情况
查看了一下内核日志，有相关的报错
[22114.051370] WARNING: CPU: 3 PID: 26004 at fs/btrfs/extent-tree.c:6974 __btrfs_free_extent.isra.24+0x210/0xd90 [btrfs]
[22114.051373] Modules linked in: xt_nat veth ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xfrm_user xfrm_algo xt_addrtype br_netfilter bridge stp llc iptable_nat nf_nat_ipv4 nf_nat xt_tcpudp ipt_REJECT nf_reject_ipv4 nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack libcrc32c crc32c_generic cfg80211 rfkill 8021q mrp iptable_filter nls_iso8859_1 nls_cp437 vfat fat intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp joydev mousedev nvidia_drm(PO) kvm_intel nvidia_modeset(PO) kvm nvidia(PO) irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc drm_kms_helper aesni_intel snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic aes_x86_64 crypto_simd iTCO_wdt drm glue_helper iTCO_vendor_support agpgart cryptd snd_hda_intel intel_cstate ipmi_devintf
[22114.051427] intel_uncore intel_rapl_perf snd_hda_codec ipmi_msghandler syscopyarea snd_hda_core mxm_wmi sysfillrect input_leds sysimgblt r8169 led_class fb_sys_fops pcspkr mei_me snd_hwdep mii mei snd_pcm i2c_i801 snd_timer snd lpc_ich evdev wmi intel_smartconnect shpchp rtc_cmos soundcore mac_hid vboxnetflt(O) vboxnetadp(O) vboxpci(O) vboxdrv(O) sg vhba(O) ip_tables x_tables btrfs xor zstd_decompress zstd_compress xxhash raid6_pq hid_generic usbhid hid sd_mod ata_generic pata_acpi serio_raw atkbd libps2 ata_piix ehci_pci xhci_pci libata crc32c_intel ehci_hcd xhci_hcd firewire_ohci scsi_mod firewire_core crc_itu_t usbcore usb_common i8042 serio
[22114.051485] CPU: 3 PID: 26004 Comm: pacman Tainted: P O 4.15.9-1-ARCH #1
[22114.051487] Hardware name: MSI MS-7681/P67A-GD55 (MS-7681), BIOS V4.3 01/09/2013
[22114.051507] RIP: 0010:__btrfs_free_extent.isra.24+0x210/0xd90 [btrfs]
[22114.051509] RSP: 0018:ffff9fd74ab2fb18 EFLAGS: 00010246
[22114.051511] RAX: 00000000003fc70a RBX: 0000000000000000 RCX: 0000000000000000
[22114.051513] RDX: 0000000000000000 RSI: ffff975afdceb58a RDI: 0000000000000000
[22114.051514] RBP: 0000000252359000 R08: 0000000000001000 R09: ffff9fd74ab2f980
[22114.051516] R10: 00000000000000bf R11: 00000000000007b8 R12: ffff975dc3692000
[22114.051517] R13: 00000000fffffffe R14: ffff975dc552b8e8 R15: ffff975c34ddb700
[22114.051520] FS: 00007f5528590f40(0000) GS:ffff975dded80000(0000) knlGS:0000000000000000
[22114.051521] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[22114.051523] CR2: 0000564bee80f27c CR3: 00000002d2688005 CR4: 00000000000606e0
[22114.051525] Call Trace:
[22114.051552] __btrfs_run_delayed_refs+0x537/0x1180 [btrfs]
[22114.051559] ? preempt_count_add+0x68/0xa0
[22114.051563] ? _raw_spin_unlock+0x16/0x30
[22114.051583] btrfs_run_delayed_refs+0xe5/0x1b0 [btrfs]
[22114.051606] btrfs_should_end_transaction+0x42/0x60 [btrfs]
[22114.051630] btrfs_truncate_inode_items+0x95d/0xe50 [btrfs]
[22114.051635] ? _raw_spin_unlock+0x16/0x30
[22114.051658] btrfs_evict_inode+0x4d1/0x5d0 [btrfs]
[22114.051663] evict+0xc4/0x190
[22114.051667] do_unlinkat+0x1ab/0x320
[22114.051672] do_syscall_64+0x74/0x190
[22114.051676] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[22114.051679] RIP: 0033:0x7f5527c05067
[22114.051680] RSP: 002b:00007ffeaecda558 EFLAGS: 00000202 ORIG_RAX: 0000000000000057
[22114.051683] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5527c05067
[22114.051684] RDX: 00007f55281b0546 RSI: 0000000000000004 RDI: 00007ffeaecda710
[22114.051686] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000564bed8472a0
[22114.051687] R10: 0000564bec3b57a0 R11: 0000000000000202 R12: 00007ffeaecda5f0
[22114.051689] R13: 00007ffeaecda710 R14: 0000000000000000 R15: 0000564bec3b57a0
[22114.051691] Code: 49 89 d8 4c 8b 4c 24 20 48 89 e9 4c 89 f7 e8 f8 cd ff ff 41 89 c5 58 5a 45 85 ed 0f 84 82 00 00 00 41 83 fd fe 0f 85 fe fe ff ff <0f> 0b 49 8b 3f e8 86 d5 00 00 ff b4 24 b8 00 00 00 4c 8b 8c 24
[22114.051738] ---[ end trace aa988a252c0f12ad ]---
[22114.051758] BTRFS info (device sdb2): leaf 1269597306880 total ptrs 150 free space 4496
[22114.051761] item 0 key (9967128576 168 524288) itemoff 16230 itemsize 53
[22114.051763] extent refs 1 gen 148161 flags 1
[22114.051764] ref#0: extent data backref root 257 objectid 890175 offset 3145728 count 1
[22114.051768] item 1 key (9967652864 168 446464) itemoff 16177 itemsize 53
[22114.051769] extent refs 1 gen 148162 flags 1
[22114.051770] ref#0: extent data backref root 257 objectid 890179 offset 524288 count 1
[22114.051774] item 2 key (9968099328 168 8192) itemoff 16095 itemsize 82
[22114.051775] extent refs 2 gen 548798 flags 1
[22114.051776] ref#0: extent data backref root 1629 objectid 5364 offset 0 count 1
[22114.051778] ref#1: extent data backref root 2378 objectid 5364 offset 0 count 1
[22114.051782] item 3 key (9968107520 168 12288) itemoff 16042 itemsize 53
[22114.051783] extent refs 1 gen 694012 flags 1
[22114.051784] ref#0: extent data backref root 3640 objectid 11421 offset 0 count 1
[22114.051787] item 4 key (9968119808 168 8192) itemoff 15989 itemsize 53
[22114.051789] extent refs 1 gen 1089603 flags 1
[22114.051789] ref#0: extent data backref root 257 objectid 7685061 offset 0 count 1
[22114.051793] item 5 key (9968128000 168 4096) itemoff 15936 itemsize 53
[22114.051794] extent refs 1 gen 979688 flags 1
[22114.051795] ref#0: extent data backref root 258 objectid 33139239 offset 0 count 1
[22114.051799] item 6 key (9968132096 168 16384) itemoff 15883 itemsize 53
[22114.051800] extent refs 1 gen 944967 flags 1
[22114.051801] ref#0: extent data backref root 257 objectid 6199064 offset 131072 count 1
[22114.051804] item 7 key (9968148480 168 8192) itemoff 15830 itemsize 53
[22114.051805] extent refs 1 gen 694012 flags 1
[22114.051806] ref#0: extent data backref root 3640 objectid 11427 offset 0 count 1
[22114.051809] item 8 key (9968156672 168 4096) itemoff 15777 itemsize 53
[22114.051811] extent refs 1 gen 693985 flags 1
[22114.051811] ref#0: extent data backref root 257 objectid 3600391 offset 0 count 1
[22114.051815] item 9 key (9968160768 168 4096) itemoff 15724 itemsize 53
[22114.051816] extent refs 1 gen 685002 flags 1
[22114.051817] ref#0: extent data backref root 257 objectid 3532899 offset 5636096 count 1
[22114.051820] item 10 key (9968164864 168 24576) itemoff 15671 itemsize 53
[22114.051822] extent refs 1 gen 1033926 flags 1
[22114.051822] ref#0: extent data backref root 257 objectid 6942902 offset 262144 count 1
[22114.051829] item 11 key (9968189440 168 8192) itemoff 15618 itemsize 53
[22114.051830] extent refs 1 gen 388612 flags 1
[22114.051831] ref#0: extent data backref root 258 objectid 9697779 offset 131072 count 1
[22114.051835] item 12 key (9968197632 168 8192) itemoff 15565 itemsize 53
[22114.051836] extent refs 1 gen 1083492 flags 1
[22114.051837] ref#0: extent data backref root 257 objectid 7603525 offset 0 count 1
[22114.051840] item 13 key (9968205824 168 4096) itemoff 15512 itemsize 53
[22114.051841] extent refs 1 gen 554862 flags 1
[22114.051842] ref#0: extent data backref root 1689 objectid 15063 offset 0 count 1
[22114.051846] item 14 key (9968209920 168 4096) itemoff 15459 itemsize 53
[22114.051847] extent refs 1 gen 979688 flags 1
[22114.051848] ref#0: extent data backref root 258 objectid 33139243 offset 0 count 1
[22114.051851] item 15 key (9968214016 168 12288) itemoff 15406 itemsize 53
[22114.051852] extent refs 1 gen 307939 flags 1
[22114.051853] ref#0: extent data backref root 257 objectid 1893876 offset 0 count 1
[22114.051856] item 16 key (9968226304 168 4096) itemoff 15353 itemsize 53
[22114.051858] extent refs 1 gen 979688 flags 1
[22114.051858] ref#0: extent data backref root 258 objectid 33139244 offset 0 count 1
[22114.051862] item 17 key (9968230400 168 4096) itemoff 15300 itemsize 53
[22114.051863] extent refs 1 gen 554862 flags 1
[22114.051864] ref#0: extent data backref root 1689 objectid 15064 offset 0 count 1
[22114.051867] item 18 key (9968234496 168 4096) itemoff 15247 itemsize 53
[22114.051868] extent refs 1 gen 490309 flags 1
[22114.051869] ref#0: extent data backref root 257 objectid 2331288 offset 0 count 1
[22114.051873] item 19 key (9968238592 168 8192) itemoff 15194 itemsize 53
[22114.051874] extent refs 1 gen 537806 flags 1
[22114.051875] ref#0: extent data backref root 257 objectid 2656007 offset 12558336 count 1
[22114.051878] item 20 key (9968246784 168 32768) itemoff 15141 itemsize 53
[22114.051879] extent refs 1 gen 629577 flags 1
[22114.051880] ref#0: extent data backref root 258 objectid 17911827 offset 0 count 1
[22114.051883] item 21 key (9968279552 168 8192) itemoff 15088 itemsize 53
[22114.051885] extent refs 1 gen 278046 flags 1
[22114.051885] ref#0: extent data backref root 258 objectid 7487306 offset 0 count 1
[22114.051889] item 22 key (9968287744 168 36864) itemoff 15035 itemsize 53
[22114.051890] extent refs 1 gen 166524 flags 1
[22114.051891] ref#0: extent data backref root 258 objectid 3357342 offset 0 count 1
[22114.051894] item 23 key (9968324608 168 8192) itemoff 14982 itemsize 53
[22114.051896] extent refs 1 gen 278046 flags 1
[22114.051896] ref#0: extent data backref root 258 objectid 7487309 offset 0 count 1
[22114.051900] item 24 key (9968332800 168 8192) itemoff 14929 itemsize 53
[22114.051901] extent refs 1 gen 278060 flags 1
[22114.051902] ref#0: extent data backref root 258 objectid 7544823 offset 0 count 1
[22114.051905] item 25 key (9968340992 168 4096) itemoff 14876 itemsize 53
[22114.051906] extent refs 1 gen 278060 flags 1
[22114.051907] ref#0: extent data backref root 258 objectid 7544829 offset 0 count 1
[22114.051910] item 26 key (9968345088 168 12288) itemoff 14823 itemsize 53
[22114.051912] extent refs 1 gen 153933 flags 1
[22114.051912] ref#0: extent data backref root 258 objectid 3206677 offset 262144 count 1
[22114.051916] item 27 key (9968357376 168 8192) itemoff 14770 itemsize 53
[22114.051917] extent refs 1 gen 278046 flags 1
[22114.051918] ref#0: extent data backref root 258 objectid 7487335 offset 0 count 1
[22114.051921] item 28 key (9968365568 168 4096) itemoff 14717 itemsize 53
[22114.051922] extent refs 1 gen 979688 flags 1
[22114.051923] ref#0: extent data backref root 258 objectid 33139245 offset 0 count 1
[22114.051926] item 29 key (9968369664 168 524288) itemoff 14664 itemsize 53
[22114.051928] extent refs 1 gen 148161 flags 1
[22114.051929] ref#0: extent data backref root 257 objectid 890175 offset 3670016 count 1
[22114.051932] item 30 key (9968893952 168 36864) itemoff 14611 itemsize 53
[22114.051933] extent refs 1 gen 303437 flags 1
[22114.051934] ref#0: extent data backref root 259 objectid 12780 offset 393216 count 1
[22114.051937] item 31 key (9968930816 168 4096) itemoff 14558 itemsize 53
[22114.051939] extent refs 1 gen 278046 flags 1
[22114.051939] ref#0: extent data backref root 258 objectid 7499491 offset 0 count 1
[22114.051943] item 32 key (9968934912 168 8192) itemoff 14505 itemsize 53
[22114.051944] extent refs 1 gen 985835 flags 1
[22114.051945] ref#0: extent data backref root 258 objectid 34052923 offset 0 count 1
[22114.051948] item 33 key (9968943104 168 12288) itemoff 14452 itemsize 53
[22114.051949] extent refs 1 gen 1091495 flags 1
[22114.051950] ref#0: extent data backref root 258 objectid 38806994 offset 3538944 count 1
[22114.051954] item 34 key (9968955392 168 4096) itemoff 14399 itemsize 53
[22114.051955] extent refs 1 gen 554862 flags 1
[22114.051956] ref#0: extent data backref root 1689 objectid 15075 offset 0 count 1
[22114.051959] item 35 key (9968959488 168 4096) itemoff 14346 itemsize 53
[22114.051960] extent refs 1 gen 685002 flags 1
[22114.051961] ref#0: extent data backref root 257 objectid 3532899 offset 5767168 count 1
[22114.051965] item 36 key (9968963584 168 12288) itemoff 14293 itemsize 53
[22114.051966] extent refs 1 gen 490255 flags 1
[22114.051967] ref#0: extent data backref root 258 objectid 12229702 offset 0 count 1
[22114.051970] item 37 key (9968975872 168 16384) itemoff 14240 itemsize 53
[22114.051971] extent refs 1 gen 278093 flags 1
[22114.051972] ref#0: extent data backref root 258 objectid 7610227 offset 0 count 1
[22114.051975] item 38 key (9968992256 168 20480) itemoff 14187 itemsize 53
[22114.051977] extent refs 1 gen 1095196 flags 1
[22114.051977] ref#0: extent data backref root 257 objectid 7738399 offset 3276800 count 1
[22114.051981] item 39 key (9969012736 168 12288) itemoff 14134 itemsize 53
[22114.051982] extent refs 1 gen 1091495 flags 1
[22114.051983] ref#0: extent data backref root 258 objectid 38807064 offset 393216 count 1
[22114.051986] item 40 key (9969025024 168 28672) itemoff 14081 itemsize 53
[22114.051988] extent refs 1 gen 269631 flags 1
[22114.051988] ref#0: extent data backref root 258 objectid 7267608 offset 262144 count 1
[22114.051992] item 41 key (9969053696 168 12288) itemoff 14028 itemsize 53
[22114.051993] extent refs 1 gen 287123 flags 1
[22114.051994] ref#0: extent data backref root 258 objectid 7810764 offset 0 count 1
[22114.051997] item 42 key (9969065984 168 16384) itemoff 13975 itemsize 53
[22114.051998] extent refs 1 gen 1033926 flags 1
[22114.051999] ref#0: extent data backref root 257 objectid 6944276 offset 131072 count 1
[22114.052003] item 43 key (9969082368 168 8192) itemoff 13922 itemsize 53
[22114.052004] extent refs 1 gen 1091496 flags 1
[22114.052005] ref#0: extent data backref root 258 objectid 38808461 offset 0 count 1
[22114.052008] item 44 key (9969094656 168 4096) itemoff 13869 itemsize 53
[22114.052010] extent refs 1 gen 554862 flags 1
[22114.052010] ref#0: extent data backref root 1689 objectid 15080 offset 0 count 1
[22114.052014] item 45 key (9969098752 168 8192) itemoff 13816 itemsize 53
[22114.052019] extent refs 1 gen 818163 flags 1
[22114.052020] ref#0: extent data backref root 257 objectid 4946960 offset 0 count 1
[22114.052023] item 46 key (9969106944 168 16384) itemoff 13763 itemsize 53
[22114.052024] extent refs 1 gen 1089603 flags 1
[22114.052025] ref#0: extent data backref root 257 objectid 7684608 offset 0 count 1
[22114.052029] item 47 key (9969123328 168 8192) itemoff 13710 itemsize 53
[22114.052030] extent refs 1 gen 818163 flags 1
[22114.052031] ref#0: extent data backref root 257 objectid 4946964 offset 0 count 1
[22114.052034] item 48 key (9969131520 168 12288) itemoff 13657 itemsize 53
[22114.052035] extent refs 1 gen 548798 flags 1
[22114.052036] ref#0: extent data backref root 1629 objectid 2744 offset 0 count 1
[22114.052039] item 49 key (9969143808 168 8192) itemoff 13604 itemsize 53
[22114.052041] extent refs 1 gen 1089603 flags 1
[22114.052041] ref#0: extent data backref root 257 objectid 7685071 offset 0 count 1
[22114.052045] item 50 key (9969152000 168 24576) itemoff 13551 itemsize 53
[22114.052046] extent refs 1 gen 1010334 flags 1
[22114.052047] ref#0: extent data backref root 257 objectid 6758579 offset 131072 count 1
[22114.052050] item 51 key (9969176576 168 8192) itemoff 13498 itemsize 53
[22114.052051] extent refs 1 gen 745578 flags 1
[22114.052052] ref#0: extent data backref root 257 objectid 4187914 offset 0 count 1
[22114.052056] item 52 key (9969184768 168 8192) itemoff 13445 itemsize 53
[22114.052057] extent refs 1 gen 1091496 flags 1
[22114.052058] ref#0: extent data backref root 258 objectid 38808462 offset 0 count 1
[22114.052061] item 53 key (9969197056 168 4096) itemoff 13392 itemsize 53
[22114.052062] extent refs 1 gen 554861 flags 1
[22114.052063] ref#0: extent data backref root 1689 objectid 15086 offset 0 count 1
[22114.052066] item 54 key (9969201152 168 20480) itemoff 13339 itemsize 53
[22114.052068] extent refs 1 gen 935629 flags 1
[22114.052068] ref#0: extent data backref root 258 objectid 31495762 offset 0 count 1
[22114.052072] item 55 key (9969221632 168 16384) itemoff 13286 itemsize 53
[22114.052073] extent refs 1 gen 164274 flags 1
[22114.052074] ref#0: extent data backref root 258 objectid 3314749 offset 0 count 1
[22114.052077] item 56 key (9969238016 168 12288) itemoff 13233 itemsize 53
[22114.052079] extent refs 1 gen 204992 flags 1
[22114.052079] ref#0: extent data backref root 258 objectid 4734940 offset 655360 count 1
[22114.052083] item 57 key (9969250304 168 49152) itemoff 13180 itemsize 53
[22114.052084] extent refs 1 gen 195982 flags 1
[22114.052085] ref#0: extent data backref root 257 objectid 1136357 offset 0 count 1
[22114.052088] item 58 key (9969299456 168 12288) itemoff 13127 itemsize 53
[22114.052089] extent refs 1 gen 1091496 flags 1
[22114.052090] ref#0: extent data backref root 258 objectid 38808463 offset 0 count 1
[22114.052093] item 59 key (9969311744 168 4096) itemoff 13074 itemsize 53
[22114.052095] extent refs 1 gen 554862 flags 1
[22114.052095] ref#0: extent data backref root 1689 objectid 15090 offset 0 count 1
[22114.052099] item 60 key (9969315840 168 4096) itemoff 13021 itemsize 53
[22114.052100] extent refs 1 gen 685002 flags 1
[22114.052101] ref#0: extent data backref root 257 objectid 3532899 offset 5898240 count 1
[22114.052104] item 61 key (9969319936 168 4096) itemoff 12968 itemsize 53
[22114.052106] extent refs 1 gen 490309 flags 1
[22114.052106] ref#0: extent data backref root 257 objectid 2331290 offset 0 count 1
[22114.052110] item 62 key (9969324032 168 12288) itemoff 12915 itemsize 53
[22114.052111] extent refs 1 gen 287123 flags 1
[22114.052115] ref#0: extent data backref root 258 objectid 7810775 offset 0 count 1
[22114.052119] item 63 key (9969336320 168 16384) itemoff 12862 itemsize 53
[22114.052120] extent refs 1 gen 1089603 flags 1
[22114.052121] ref#0: extent data backref root 257 objectid 7684634 offset 0 count 1
[22114.052124] item 64 key (9969356800 168 28672) itemoff 12809 itemsize 53
[22114.052125] extent refs 1 gen 780469 flags 1
[22114.052126] ref#0: extent data backref root 257 objectid 4552065 offset 0 count 1
[22114.052129] item 65 key (9969385472 168 24576) itemoff 12756 itemsize 53
[22114.052131] extent refs 1 gen 892764 flags 1
[22114.052131] ref#0: extent data backref root 257 objectid 5691617 offset 131072 count 1
[22114.052135] item 66 key (9969410048 168 8192) itemoff 12703 itemsize 53
[22114.052136] extent refs 1 gen 1089603 flags 1
[22114.052137] ref#0: extent data backref root 257 objectid 7685072 offset 0 count 1
[22114.052140] item 67 key (9969418240 168 524288) itemoff 12650 itemsize 53
[22114.052142] extent refs 1 gen 148161 flags 1
[22114.052142] ref#0: extent data backref root 257 objectid 890176 offset 0 count 1
[22114.052146] item 68 key (9969942528 168 20480) itemoff 12597 itemsize 53
[22114.052147] extent refs 1 gen 1095196 flags 1
[22114.052148] ref#0: extent data backref root 257 objectid 7738399 offset 3407872 count 1
[22114.052151] item 69 key (9969963008 168 8192) itemoff 12544 itemsize 53
[22114.052152] extent refs 1 gen 1091495 flags 1
[22114.052153] ref#0: extent data backref root 258 objectid 38808498 offset 0 count 1
[22114.052157] item 70 key (9969975296 168 4096) itemoff 12491 itemsize 53
[22114.052158] extent refs 1 gen 554862 flags 1
[22114.052159] ref#0: extent data backref root 1689 objectid 15102 offset 0 count 1
[22114.052162] item 71 key (9969979392 168 16384) itemoff 12438 itemsize 53
[22114.052163] extent refs 1 gen 1081785 flags 1
[22114.052164] ref#0: extent data backref root 257 objectid 7513674 offset 155648 count 1
[22114.052167] item 72 key (9969995776 168 12288) itemoff 12385 itemsize 53
[22114.052169] extent refs 1 gen 1064860 flags 1
[22114.052169] ref#0: extent data backref root 258 objectid 37680555 offset 33947648 count 1
[22114.052173] item 73 key (9970012160 168 4096) itemoff 12332 itemsize 53
[22114.052174] extent refs 1 gen 979688 flags 1
[22114.052175] ref#0: extent data backref root 258 objectid 33139250 offset 0 count 1
[22114.052179] item 74 key (9970016256 168 8192) itemoff 12279 itemsize 53
[22114.052181] extent refs 1 gen 1083490 flags 1
[22114.052182] ref#0: extent data backref root 257 objectid 7561927 offset 0 count 1
[22114.052186] item 75 key (9970028544 168 4096) itemoff 12226 itemsize 53
[22114.052187] extent refs 1 gen 1063281 flags 1
[22114.052188] ref#0: extent data backref root 257 objectid 7291334 offset 323584 count 1
[22114.052191] item 76 key (9970032640 168 16384) itemoff 12173 itemsize 53
[22114.052192] extent refs 1 gen 1063277 flags 1
[22114.052193] ref#0: extent data backref root 257 objectid 7291334 offset 262144 count 1
[22114.052197] item 77 key (9970049024 168 28672) itemoff 12120 itemsize 53
[22114.052198] extent refs 1 gen 1105138 flags 1
[22114.052199] ref#0: extent data backref root 258 objectid 39322684 offset 0 count 1
[22114.052202] item 78 key (9970077696 168 20480) itemoff 12067 itemsize 53
[22114.052203] extent refs 1 gen 1089603 flags 1
[22114.052204] ref#0: extent data backref root 257 objectid 7688281 offset 786432 count 1
[22114.052207] item 79 key (9970098176 168 24576) itemoff 12014 itemsize 53
[22114.052209] extent refs 1 gen 1101917 flags 1
[22114.052209] ref#0: extent data backref root 257 objectid 7835860 offset 0 count 1
[22114.052213] item 80 key (9970122752 168 8192) itemoff 11961 itemsize 53
[22114.052214] extent refs 1 gen 1105574 flags 1
[22114.052215] ref#0: extent data backref root 258 objectid 39347232 offset 0 count 1
[22114.052218] item 81 key (9970130944 168 8192) itemoff 11908 itemsize 53
[22114.052219] extent refs 1 gen 1091495 flags 1
[22114.052220] ref#0: extent data backref root 258 objectid 38808500 offset 0 count 1
[22114.052224] item 82 key (9970139136 168 28672) itemoff 11855 itemsize 53
[22114.052225] extent refs 1 gen 874594 flags 1
[22114.052226] ref#0: extent data backref root 258 objectid 29157780 offset 0 count 1
[22114.052229] item 83 key (9970167808 168 36864) itemoff 11802 itemsize 53
[22114.052230] extent refs 1 gen 307876 flags 1
[22114.052231] ref#0: extent data backref root 258 objectid 8547687 offset 524288 count 1
[22114.052235] item 84 key (9970204672 168 24576) itemoff 11749 itemsize 53
[22114.052236] extent refs 1 gen 303440 flags 1
[22114.052238] ref#0: extent data backref root 259 objectid 16806 offset 0 count 1
[22114.052242] item 85 key (9970229248 168 32768) itemoff 11696 itemsize 53
[22114.052243] extent refs 1 gen 1070286 flags 1
[22114.052244] ref#0: extent data backref root 257 objectid 7359544 offset 131072 count 1
[22114.052247] item 86 key (9970262016 168 28672) itemoff 11643 itemsize 53
[22114.052248] extent refs 1 gen 1095196 flags 1
[22114.052249] ref#0: extent data backref root 257 objectid 7738381 offset 13762560 count 1
[22114.052252] item 87 key (9970290688 168 16384) itemoff 11590 itemsize 53
[22114.052254] extent refs 1 gen 999519 flags 1
[22114.052254] ref#0: extent data backref root 258 objectid 34557669 offset 0 count 1
[22114.052258] item 88 key (9970307072 168 8192) itemoff 11537 itemsize 53
[22114.052259] extent refs 1 gen 1089603 flags 1
[22114.052260] ref#0: extent data backref root 257 objectid 7685073 offset 0 count 1
[22114.052263] item 89 key (9970315264 168 16384) itemoff 11484 itemsize 53
[22114.052264] extent refs 1 gen 747531 flags 1
[22114.052265] ref#0: extent data backref root 258 objectid 23405642 offset 0 count 1
[22114.052269] item 90 key (9970331648 168 24576) itemoff 11431 itemsize 53
[22114.052270] extent refs 1 gen 939206 flags 1
[22114.052271] ref#0: extent data backref root 258 objectid 31614459 offset 0 count 1
[22114.052274] item 91 key (9970356224 168 16384) itemoff 11378 itemsize 53
[22114.052275] extent refs 1 gen 694012 flags 1
[22114.052276] ref#0: extent data backref root 3640 objectid 10546 offset 0 count 1
[22114.052279] item 92 key (9970372608 168 24576) itemoff 11325 itemsize 53
[22114.052281] extent refs 1 gen 1095196 flags 1
[22114.052282] ref#0: extent data backref root 257 objectid 7738393 offset 3932160 count 1
[22114.052285] item 93 key (9970401280 168 8192) itemoff 11272 itemsize 53
[22114.052288] extent refs 1 gen 985835 flags 1
[22114.052289] ref#0: extent data backref root 258 objectid 34052926 offset 0 count 1
[22114.052292] item 94 key (9970409472 168 8192) itemoff 11219 itemsize 53
[22114.052293] extent refs 1 gen 583593 flags 1
[22114.052294] ref#0: extent data backref root 2743 objectid 10133 offset 0 count 1
[22114.052297] item 95 key (9970417664 168 20480) itemoff 11166 itemsize 53
[22114.052299] extent refs 1 gen 1089708 flags 1
[22114.052300] ref#0: extent data backref root 258 objectid 37537264 offset 0 count 1
[22114.052303] item 96 key (9970438144 168 8192) itemoff 11113 itemsize 53
[22114.052304] extent refs 1 gen 278046 flags 1
[22114.052305] ref#0: extent data backref root 258 objectid 7487364 offset 0 count 1
[22114.052308] item 97 key (9970446336 168 16384) itemoff 11060 itemsize 53
[22114.052310] extent refs 1 gen 1091495 flags 1
[22114.052310] ref#0: extent data backref root 258 objectid 38806994 offset 3145728 count 1
[22114.052314] item 98 key (9970466816 168 262144) itemoff 11007 itemsize 53
[22114.052315] extent refs 1 gen 148162 flags 1
[22114.052316] ref#0: extent data backref root 257 objectid 890180 offset 14155776 count 1
[22114.052319] item 99 key (9970728960 168 49152) itemoff 10954 itemsize 53
[22114.052321] extent refs 1 gen 748504 flags 1
[22114.052321] ref#0: extent data backref root 258 objectid 23437449 offset 0 count 1
[22114.052325] item 100 key (9970778112 168 28672) itemoff 10901 itemsize 53
[22114.052326] extent refs 1 gen 1095193 flags 1
[22114.052327] ref#0: extent data backref root 257 objectid 7728660 offset 0 count 1
[22114.052330] item 101 key (9970806784 168 8192) itemoff 10848 itemsize 53
[22114.052332] extent refs 1 gen 1083492 flags 1
[22114.052333] ref#0: extent data backref root 257 objectid 7603528 offset 0 count 1
[22114.052336] item 102 key (9970814976 168 4096) itemoff 10795 itemsize 53
[22114.052339] extent refs 1 gen 979688 flags 1
[22114.052339] ref#0: extent data backref root 258 objectid 33139251 offset 0 count 1
[22114.052343] item 103 key (9970819072 168 8192) itemoff 10713 itemsize 82
[22114.052344] extent refs 2 gen 548798 flags 1
[22114.052345] ref#0: extent data backref root 3691 objectid 5408 offset 0 count 1
[22114.052347] ref#1: extent data backref root 1629 objectid 5408 offset 0 count 1
[22114.052351] item 104 key (9970827264 168 24576) itemoff 10660 itemsize 53
[22114.052352] extent refs 1 gen 939206 flags 1
[22114.052353] ref#0: extent data backref root 258 objectid 31614949 offset 0 count 1
[22114.052356] item 105 key (9970851840 168 4096) itemoff 10607 itemsize 53
[22114.052357] extent refs 1 gen 490309 flags 1
[22114.052358] ref#0: extent data backref root 257 objectid 2331291 offset 0 count 1
[22114.052361] item 106 key (9970855936 168 28672) itemoff 10554 itemsize 53
[22114.052363] extent refs 1 gen 686682 flags 1
[22114.052363] ref#0: extent data backref root 258 objectid 19948406 offset 8126464 count 1
[22114.052367] item 107 key (9970884608 168 12288) itemoff 10501 itemsize 53
[22114.052368] extent refs 1 gen 694012 flags 1
[22114.052369] ref#0: extent data backref root 3640 objectid 11442 offset 0 count 1
[22114.052372] item 108 key (9970896896 168 4096) itemoff 10448 itemsize 53
[22114.052374] extent refs 1 gen 685002 flags 1
[22114.052374] ref#0: extent data backref root 257 objectid 3532899 offset 6029312 count 1
[22114.052378] item 109 key (9970900992 168 4096) itemoff 10395 itemsize 53
[22114.052379] extent refs 1 gen 979688 flags 1
[22114.052380] ref#0: extent data backref root 258 objectid 33139252 offset 0 count 1
[22114.052383] item 110 key (9970905088 168 4096) itemoff 10342 itemsize 53
[22114.052384] extent refs 1 gen 685002 flags 1
[22114.052385] ref#0: extent data backref root 257 objectid 3532899 offset 6160384 count 1
[22114.052389] item 111 key (9970909184 168 8192) itemoff 10289 itemsize 53
[22114.052390] extent refs 1 gen 1083492 flags 1
[22114.052392] ref#0: extent data backref root 257 objectid 7603533 offset 0 count 1
[22114.052396] item 112 key (9970917376 168 8192) itemoff 10207 itemsize 82
[22114.052397] extent refs 2 gen 548798 flags 1
[22114.052398] ref#0: extent data backref root 3691 objectid 5414 offset 0 count 1
[22114.052400] ref#1: extent data backref root 1629 objectid 5414 offset 0 count 1
[22114.052403] item 113 key (9970925568 168 8192) itemoff 10154 itemsize 53
[22114.052405] extent refs 1 gen 1083492 flags 1
[22114.052406] ref#0: extent data backref root 257 objectid 7603540 offset 0 count 1
[22114.052409] item 114 key (9970933760 168 4096) itemoff 10101 itemsize 53
[22114.052410] extent refs 1 gen 490309 flags 1
[22114.052411] ref#0: extent data backref root 257 objectid 2331295 offset 0 count 1
[22114.052414] item 115 key (9970937856 168 16384) itemoff 10048 itemsize 53
[22114.052416] extent refs 1 gen 897033 flags 1
[22114.052416] ref#0: extent data backref root 258 objectid 30249439 offset 0 count 1
[22114.052420] item 116 key (9970954240 168 12288) itemoff 9995 itemsize 53
[22114.052421] extent refs 1 gen 808540 flags 1
[22114.052422] ref#0: extent data backref root 258 objectid 26083833 offset 131072 count 1
[22114.052425] item 117 key (9970966528 168 20480) itemoff 9942 itemsize 53
[22114.052427] extent refs 1 gen 1018201 flags 1
[22114.052427] ref#0: extent data backref root 258 objectid 35124140 offset 0 count 1
[22114.052431] item 118 key (9970987008 168 4096) itemoff 9889 itemsize 53
[22114.052432] extent refs 1 gen 979688 flags 1
[22114.052433] ref#0: extent data backref root 258 objectid 33139253 offset 0 count 1
[22114.052436] item 119 key (9970991104 168 94208) itemoff 9836 itemsize 53
[22114.052439] extent refs 1 gen 153933 flags 1
[22114.052440] ref#0: extent data backref root 258 objectid 3206626 offset 0 count 1
[22114.052443] item 120 key (9971085312 168 90112) itemoff 9783 itemsize 53
[22114.052444] extent refs 1 gen 153933 flags 1
[22114.052445] ref#0: extent data backref root 258 objectid 3206632 offset 0 count 1
[22114.052449] item 121 key (9971175424 168 32768) itemoff 9730 itemsize 53
[22114.052450] extent refs 1 gen 153933 flags 1
[22114.052451] ref#0: extent data backref root 258 objectid 3206663 offset 262144 count 1
[22114.052454] item 122 key (9971208192 168 16384) itemoff 9677 itemsize 53
[22114.052455] extent refs 1 gen 999519 flags 1
[22114.052456] ref#0: extent data backref root 258 objectid 34557671 offset 0 count 1
[22114.052459] item 123 key (9971224576 168 8192) itemoff 9624 itemsize 53
[22114.052461] extent refs 1 gen 583593 flags 1
[22114.052461] ref#0: extent data backref root 2743 objectid 10136 offset 0 count 1
[22114.052465] item 124 key (9971232768 168 16384) itemoff 9571 itemsize 53
[22114.052466] extent refs 1 gen 985835 flags 1
[22114.052467] ref#0: extent data backref root 258 objectid 34052928 offset 0 count 1
[22114.052470] item 125 key (9971249152 168 4096) itemoff 9518 itemsize 53
[22114.052471] extent refs 1 gen 685002 flags 1
[22114.052472] ref#0: extent data backref root 257 objectid 3532899 offset 6291456 count 1
[22114.052476] item 126 key (9971253248 168 524288) itemoff 9465 itemsize 53
[22114.052477] extent refs 1 gen 148161 flags 1
[22114.052478] ref#0: extent data backref root 257 objectid 890176 offset 524288 count 1
[22114.052481] item 127 key (9971777536 168 524288) itemoff 9412 itemsize 53
[22114.052482] extent refs 1 gen 148161 flags 1
[22114.052485] ref#0: extent data backref root 257 objectid 890176 offset 1048576 count 1
[22114.052488] item 128 key (9972301824 168 24576) itemoff 9359 itemsize 53
[22114.052489] extent refs 1 gen 1105785 flags 1
[22114.052490] ref#0: extent data backref root 258 objectid 39354133 offset 0 count 1
[22114.052493] item 129 key (9972326400 168 8192) itemoff 9306 itemsize 53
[22114.052495] extent refs 1 gen 1105792 flags 1
[22114.052495] ref#0: extent data backref root 258 objectid 39354854 offset 0 count 1
[22114.052499] item 130 key (9972334592 168 8192) itemoff 9253 itemsize 53
[22114.052500] extent refs 1 gen 1105792 flags 1
[22114.052501] ref#0: extent data backref root 258 objectid 39354855 offset 0 count 1
[22114.052504] item 131 key (9972342784 168 8192) itemoff 9200 itemsize 53
[22114.052505] extent refs 1 gen 1091495 flags 1
[22114.052506] ref#0: extent data backref root 258 objectid 38808503 offset 0 count 1
[22114.052510] item 132 key (9972350976 168 20480) itemoff 9147 itemsize 53
[22114.052511] extent refs 1 gen 1095193 flags 1
[22114.052512] ref#0: extent data backref root 257 objectid 7730048 offset 0 count 1
[22114.052515] item 133 key (9972371456 168 8192) itemoff 9094 itemsize 53
[22114.052516] extent refs 1 gen 1089603 flags 1
[22114.052517] ref#0: extent data backref root 257 objectid 7685074 offset 0 count 1
[22114.052520] item 134 key (9972379648 168 32768) itemoff 9041 itemsize 53
[22114.052522] extent refs 1 gen 1106062 flags 1
[22114.052522] ref#0: extent data backref root 258 objectid 39361014 offset 0 count 1
[22114.052526] item 135 key (9972412416 168 16384) itemoff 8988 itemsize 53
[22114.052527] extent refs 1 gen 1106062 flags 1
[22114.052528] ref#0: extent data backref root 258 objectid 39361033 offset 0 count 1
[22114.052531] item 136 key (9972428800 168 12288) itemoff 8935 itemsize 53
[22114.052534] extent refs 1 gen 1089603 flags 1
[22114.052535] ref#0: extent data backref root 257 objectid 7684646 offset 0 count 1
[22114.052538] item 137 key (9972441088 168 32768) itemoff 8882 itemsize 53
[22114.052539] extent refs 1 gen 1101916 flags 1
[22114.052540] ref#0: extent data backref root 257 objectid 7834217 offset 0 count 1
[22114.052544] item 138 key (9972473856 168 28672) itemoff 8829 itemsize 53
[22114.052545] extent refs 1 gen 1095193 flags 1
[22114.052546] ref#0: extent data backref root 257 objectid 7728665 offset 0 count 1
[22114.052549] item 139 key (9972502528 168 49152) itemoff 8776 itemsize 53
[22114.052550] extent refs 1 gen 195981 flags 1
[22114.052551] ref#0: extent data backref root 257 objectid 1135923 offset 0 count 1
[22114.052554] item 140 key (9972551680 168 8192) itemoff 8723 itemsize 53
[22114.052556] extent refs 1 gen 1091495 flags 1
[22114.052556] ref#0: extent data backref root 258 objectid 38808505 offset 0 count 1
[22114.052560] item 141 key (9972563968 168 16384) itemoff 8670 itemsize 53
[22114.052561] extent refs 1 gen 693061 flags 1
[22114.052562] ref#0: extent data backref root 257 objectid 3597401 offset 65536 count 1
[22114.052565] item 142 key (9972580352 168 4096) itemoff 8617 itemsize 53
[22114.052566] extent refs 1 gen 693063 flags 1
[22114.052567] ref#0: extent data backref root 257 objectid 3597409 offset 0 count 1
[22114.052571] item 143 key (9972584448 168 4096) itemoff 8564 itemsize 53
[22114.052572] extent refs 1 gen 693985 flags 1
[22114.052573] ref#0: extent data backref root 257 objectid 3600392 offset 0 count 1
[22114.052578] item 144 key (9972588544 168 4096) itemoff 8511 itemsize 53
[22114.052579] extent refs 1 gen 693036 flags 1
[22114.052580] ref#0: extent data backref root 257 objectid 3595299 offset 0 count 1
[22114.052583] item 145 key (9972592640 168 4096) itemoff 8458 itemsize 53
[22114.052584] extent refs 1 gen 693040 flags 1
[22114.052585] ref#0: extent data backref root 257 objectid 3595957 offset 0 count 1
[22114.052589] item 146 key (9972596736 168 4096) itemoff 8405 itemsize 53
[22114.052590] extent refs 1 gen 693985 flags 1
[22114.052591] ref#0: extent data backref root 257 objectid 3600393 offset 0 count 1
[22114.052594] item 147 key (9972600832 168 4096) itemoff 8352 itemsize 53
[22114.052595] extent refs 1 gen 693040 flags 1
[22114.052596] ref#0: extent data backref root 257 objectid 3595985 offset 0 count 1
[22114.052607] item 148 key (9972604928 168 8192) itemoff 8299 itemsize 53
[22114.052609] extent refs 1 gen 1083492 flags 1
[22114.052609] ref#0: extent data backref root 257 objectid 7603544 offset 0 count 1
[22114.052613] item 149 key (9972613120 168 28672) itemoff 8246 itemsize 53
[22114.052614] extent refs 1 gen 682500 flags 1
[22114.052615] ref#0: extent data backref root 258 objectid 20239349 offset 0 count 1
[22114.052619] BTRFS error (device sdb2): unable to find ref byte nr 9969176576 parent 0 root 257 owner 4179722 offset 0
[22114.052623] ------------[ cut here ]------------
[22114.052624] BTRFS: Transaction aborted (error -2)
[22114.052659] WARNING: CPU: 3 PID: 26004 at fs/btrfs/extent-tree.c:6980 __btrfs_free_extent.isra.24+0x268/0xd90 [btrfs]
[22114.052660] Modules linked in: xt_nat veth ipt_MASQUERADE nf_nat_masquerade_ipv4 nf_conntrack_netlink nfnetlink xfrm_user xfrm_algo xt_addrtype br_netfilter bridge stp llc iptable_nat nf_nat_ipv4 nf_nat xt_tcpudp ipt_REJECT nf_reject_ipv4 nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack libcrc32c crc32c_generic cfg80211 rfkill 8021q mrp iptable_filter nls_iso8859_1 nls_cp437 vfat fat intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp joydev mousedev nvidia_drm(PO) kvm_intel nvidia_modeset(PO) kvm nvidia(PO) irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc drm_kms_helper aesni_intel snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic aes_x86_64 crypto_simd iTCO_wdt drm glue_helper iTCO_vendor_support agpgart cryptd snd_hda_intel intel_cstate ipmi_devintf
[22114.052716] intel_uncore intel_rapl_perf snd_hda_codec ipmi_msghandler syscopyarea snd_hda_core mxm_wmi sysfillrect input_leds sysimgblt r8169 led_class fb_sys_fops pcspkr mei_me snd_hwdep mii mei snd_pcm i2c_i801 snd_timer snd lpc_ich evdev wmi intel_smartconnect shpchp rtc_cmos soundcore mac_hid vboxnetflt(O) vboxnetadp(O) vboxpci(O) vboxdrv(O) sg vhba(O) ip_tables x_tables btrfs xor zstd_decompress zstd_compress xxhash raid6_pq hid_generic usbhid hid sd_mod ata_generic pata_acpi serio_raw atkbd libps2 ata_piix ehci_pci xhci_pci libata crc32c_intel ehci_hcd xhci_hcd firewire_ohci scsi_mod firewire_core crc_itu_t usbcore usb_common i8042 serio
[22114.052762] CPU: 3 PID: 26004 Comm: pacman Tainted: P W O 4.15.9-1-ARCH #1
[22114.052763] Hardware name: MSI MS-7681/P67A-GD55 (MS-7681), BIOS V4.3 01/09/2013
[22114.052779] RIP: 0010:__btrfs_free_extent.isra.24+0x268/0xd90 [btrfs]
[22114.052781] RSP: 0018:ffff9fd74ab2fb18 EFLAGS: 00010286
[22114.052783] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000003
[22114.052784] RDX: 0000000080000003 RSI: ffffffffa2e47e9f RDI: 00000000ffffffff
[22114.052787] RBP: 0000000252359000 R08: 0000000000000001 R09: 00000000000005a8
[22114.052788] R10: 0000000000000002 R11: 0000000000000000 R12: ffff975dc3692000
[22114.052789] R13: 00000000fffffffe R14: ffff975dc552b8e8 R15: ffff975c34ddb700
[22114.052791] FS: 00007f5528590f40(0000) GS:ffff975dded80000(0000) knlGS:0000000000000000
[22114.052793] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[22114.052794] CR2: 0000564bee80f27c CR3: 00000002d2688005 CR4: 00000000000606e0
[22114.052795] Call Trace:
[22114.052815] __btrfs_run_delayed_refs+0x537/0x1180 [btrfs]
[22114.052820] ? preempt_count_add+0x68/0xa0
[22114.052822] ? _raw_spin_unlock+0x16/0x30
[22114.052840] btrfs_run_delayed_refs+0xe5/0x1b0 [btrfs]
[22114.052860] btrfs_should_end_transaction+0x42/0x60 [btrfs]
[22114.052881] btrfs_truncate_inode_items+0x95d/0xe50 [btrfs]
[22114.052884] ? _raw_spin_unlock+0x16/0x30
[22114.052904] btrfs_evict_inode+0x4d1/0x5d0 [btrfs]
[22114.052908] evict+0xc4/0x190
[22114.052911] do_unlinkat+0x1ab/0x320
[22114.052915] do_syscall_64+0x74/0x190
[22114.052918] entry_SYSCALL_64_after_hwframe+0x3d/0xa2
[22114.052920] RIP: 0033:0x7f5527c05067
[22114.052921] RSP: 002b:00007ffeaecda558 EFLAGS: 00000202 ORIG_RAX: 0000000000000057
[22114.052923] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5527c05067
[22114.052924] RDX: 00007f55281b0546 RSI: 0000000000000004 RDI: 00007ffeaecda710
[22114.052926] RBP: 0000000000000000 R08: 0000000000000003 R09: 0000564bed8472a0
[22114.052927] R10: 0000564bec3b57a0 R11: 0000000000000202 R12: 00007ffeaecda5f0
[22114.052928] R13: 00007ffeaecda710 R14: 0000000000000000 R15: 0000564bec3b57a0
[22114.052931] Code: e7 e8 ad c3 fe ff 49 8b 46 60 f0 0f ba a8 50 12 00 00 02 0f 92 c0 84 c0 41 59 75 11 44 89 ee 48 c7 c7 c8 68 58 c0 e8 48 22 ba e1 <0f> 0b b9 fe ff ff ff ba 44 1b 00 00 48 c7 c6 80 f8 57 c0 4c 89
[22114.052973] ---[ end trace aa988a252c0f12ae ]---
[22114.052976] BTRFS: error (device sdb2) in __btrfs_free_extent:6980: errno=-2 No such entry
[22114.052980] BTRFS info (device sdb2): forced readonly
[22114.052983] BTRFS: error (device sdb2) in btrfs_run_delayed_refs:3076: errno=-2 No such entry
[22114.057615] BTRFS error (device sdb2): pending csums is 65888256因为是更新时发生的所以造成很多包损坏，就尝试了一下用live cd发现能够读写挂载。并且强制重新安装那些损坏的包，不过挂载时内核日志提示有write_io_errs之后用btrfs scrub跑了一下没有报错，
重启后再用pacman -Syu滚了一下更新没想到又遇到btrfs发生forced readonly，报错相同，不知道这是什么问题呢？
谢谢
离线