Backtrace

list_del corruption. prev->next should be ffff9fd42fb40bc0, but was ffc99fd42fb40bc0
------------[ cut here ]------------
kernel BUG at lib/list_debug.c:51!
invalid opcode: 0000 [#1] SMP NOPTI
CPU: 0 PID: 4490 Comm: kworker/u8:2 Not tainted 5.11.12-300.fc34.x86_64 #1
Hardware name: LENOVO 81MT/LNVNB161216, BIOS 8ZCN25WW(V2.04) 12/26/2019
Workqueue: writeback wb_workfn (flush-btrfs-1)
RIP: 0010:__list_del_entry_valid.cold+0x31/0x47
Code: b1 40 87 e8 e8 3b fe ff 0f 0b 48 c7 c7 b8 b1 40 87 e8 da 3b fe ff 0f 0b 48 89 f2 48 89 fe 48 c7 c7 78 b1 40 87 e8 c6 3b fe ff <0f> 0b 48 89 fe 4c 89 c2 48 c7 c7 40 b1 40 87 e8 b2 3b fe ff 0f 0b
RSP: 0018:ffffac21885dfca8 EFLAGS: 00010286
RAX: 0000000000000054 RBX: ffffac21885dfcc8 RCX: 0000000000000000
RDX: ffff9fd457426ba0 RSI: ffff9fd457418ac0 RDI: ffff9fd457418ac0
RBP: ffff9fd293c52418 R08: 0000000000000000 R09: ffffac21885dfae0
R10: ffffac21885dfad8 R11: ffffffff87b44f08 R12: ffff9fd293c52428
R13: ffff9fd34875f800 R14: ffff9fd42fb40758 R15: ffff9fd42fb40bc0
FS:  0000000000000000(0000) GS:ffff9fd457400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00003ea408cc9000 CR3: 0000000153936000 CR4: 00000000001506f0
Call Trace:
 move_expired_inodes+0x59/0x200
 queue_io+0x64/0x110
 wb_writeback+0x1c2/0x280
 wb_workfn+0xd3/0x4b0
 ? check_preempt_curr+0x55/0x70
 ? ttwu_do_wakeup+0x17/0x130
 process_one_work+0x1ec/0x380
 worker_thread+0x53/0x3e0
 ? process_one_work+0x380/0x380
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x22/0x30
Modules linked in: uinput snd_seq_dummy snd_hrtimer rfcomm ccm nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast 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 ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter ath10k_pci ath10k_core cmac bnep mac80211 btusb sunrpc btrtl uvcvideo btbcm btintel snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi ledtrig_audio videobuf2_vmalloc snd_hda_intel videobuf2_memops bluetooth snd_intel_dspcfg videobuf2_v4l2 soundwire_intel soundwire_generic_allocation snd_soc_core videobuf2_common edac_mce_amd kvm_amd ccp kvm snd_compress ath snd_pcm_dmaengine videodev soundwire_cadence irqbypass snd_hda_codec cfg80211 snd_hda_core ac97_bus snd_hwdep snd_seq snd_seq_device
 pcspkr snd_pcm mc wmi_bmof ecdh_generic ecc joydev fam15h_power k10temp sp5100_tco snd_timer i2c_piix4 snd libarc4 ideapad_laptop soundcore platform_profile sparse_keymap rfkill_gpio rfkill acpi_cpufreq zram ip_tables amdgpu hid_rmi rmi_core crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel drm_ttm_helper ttm iommu_v2 gpu_sched i2c_algo_bit drm_kms_helper serio_raw cec drm r8169 wmi video i2c_hid pinctrl_amd fuse