Backtrace

BUG: unable to handle page fault for address: ffff8af10001d111
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 24ca01067 P4D 24ca01067 PUD 0 
Oops: 0000 [#1] SMP PTI
CPU: 0 PID: 116 Comm: kswapd0 Not tainted 5.11.14-200.fc33.x86_64 #1
Hardware name: Dell Inc. Latitude 3480/00T9J8, BIOS 1.14.0 08/06/2020
RIP: 0010:btrfs_drop_inode+0x17/0x40
Code: ff 00 0f 84 81 fe ff ff 0f 0b e9 7a fe ff ff 0f 1f 40 00 0f 1f 44 00 00 48 8b 87 f8 fd ff ff 41 b8 01 00 00 00 48 85 c0 74 20 <8b> 90 00 01 00 00 85 d2 74 16 8b 47 48 85 c0 74 0f 45 31 c0 48 83
RSP: 0018:ffffa932409d3af8 EFLAGS: 00010286
RAX: ffff8af10001d011 RBX: ffff8af1476c7000 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffffb74b0460 RDI: ffff8af0419c0208
RBP: ffff8af0419c0208 R08: 0000000000000001 R09: ffffffffffffffff
R10: 0000000000046d5c R11: 0000000000000003 R12: ffff8af0419c0290
R13: ffff8af0419c0290 R14: ffff8af147612000 R15: ffffa932409d3bd8
FS:  0000000000000000(0000) GS:ffff8af28f600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffff8af10001d111 CR3: 00000001a0b16004 CR4: 00000000003706f0
Call Trace:
 iput.part.0+0xb7/0x1c0
 inode_lru_isolate+0x101/0x190
 __list_lru_walk_one+0x77/0x150
 ? ilookup+0x110/0x110
 ? ilookup+0x110/0x110
 list_lru_walk_one+0x47/0x70
 prune_icache_sb+0x39/0x50
 super_cache_scan+0x161/0x1e0
 do_shrink_slab+0x145/0x240
 shrink_slab+0x164/0x280
 shrink_node+0x2c2/0x6f0
 balance_pgdat+0x2ff/0x620
 kswapd+0x1e6/0x360
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x620/0x620
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uinput snd_seq_dummy rfcomm snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc 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 cmac bnep sunrpc snd_soc_skl vfat fat snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi ath10k_pci ath10k_core x86_pkg_temp_thermal uvcvideo intel_powerclamp snd_hda_codec_hdmi videobuf2_vmalloc snd_hda_codec_realtek videobuf2_memops snd_hda_codec_generic snd_hda_intel videobuf2_v4l2 snd_intel_dspcfg coretemp videobuf2_common soundwire_intel squashfs
 mac80211 soundwire_generic_allocation kvm_intel loop snd_soc_core videodev snd_compress snd_pcm_dmaengine ath soundwire_cadence kvm btusb btrtl btbcm mc snd_hda_codec snd_hda_core irqbypass iTCO_wdt btintel ac97_bus dell_rbtn intel_pmc_bxt snd_hwdep dell_laptop snd_seq snd_seq_device cfg80211 bluetooth ledtrig_audio snd_pcm iTCO_vendor_support rapl wmi_bmof dell_wmi snd_timer intel_cstate ecdh_generic snd dell_smbios intel_hid dcdbas intel_uncore sparse_keymap dell_wmi_descriptor mei_hdcp rfkill soundcore pcspkr libarc4 ecc joydev intel_rapl_msr dell_smm_hwmon i2c_i801 processor_thermal_device intel_xhci_usb_role_switch i2c_smbus mei_me idma64 roles processor_thermal_rfim processor_thermal_mbox int3400_thermal processor_thermal_rapl acpi_thermal_rel mei intel_pch_thermal intel_rapl_common int3403_thermal dell_smo8800 intel_soc_dts_iosf acpi_pad int3402_thermal int340x_thermal_zone binfmt_misc zram ip_tables dm_crypt i915 i2c_algo_bit drm_kms_helper hid_multitouch cec
 crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel serio_raw r8169 wmi i2c_hid video pinctrl_sunrisepoint fuse
CR2: ffff8af10001d111