Backtrace

BUG: unable to handle page fault for address: 000000002c000034
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#2] SMP PTI
CPU: 0 PID: 104 Comm: kswapd0 Tainted: G      D           5.8.15-301.fc33.x86_64 #1
Hardware name: Dell Inc. Vostro1510/0M277C, BIOS A15 03/18/2009
RIP: 0010:find_get_entries+0x9c/0x340
Code: c5 48 85 ed 0f 84 9b 00 00 00 48 81 fd 06 04 00 00 0f 84 a1 00 00 00 48 81 fd 02 04 00 00 0f 84 55 01 00 00 40 f6 c5 01 75 61 <8b> 45 34 85 c0 0f 84 44 01 00 00 8d 50 01 f0 0f b1 55 34 75 ee 48
RSP: 0000:ffffc23b8012b928 EFLAGS: 00010246
RAX: 0000000000000002 RBX: ffffc23b8012ba58 RCX: 0000000000000002
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff9fe950350920
RBP: 000000002c000000 R08: 0000000000000001 R09: ffffffffffffffff
R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000000f
R13: ffffc23b8012b9d8 R14: 0000000000000002 R15: ffffc23b8012bbc0
FS:  0000000000000000(0000) GS:ffff9feb37c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000002c000034 CR3: 000000018f846000 CR4: 00000000000006f0
Call Trace:
 pagevec_lookup_entries+0x1a/0x30
 invalidate_mapping_pages+0x6d/0x3b0
 ? xas_store+0x1b0/0x5e0
 ? __clear_extent_bit+0x42e/0x4b0
 ? page_vma_mapped_walk+0x49e/0x860
 ? page_referenced_one+0x8b/0x150
 inode_lru_isolate+0x142/0x190
 __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+0x151/0x2c0
 shrink_slab+0x16a/0x270
 shrink_node+0x1b4/0x6b0
 balance_pgdat+0x2f9/0x5d0
 kswapd+0x1e8/0x390
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x5d0/0x5d0
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uinput 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 sunrpc b43 cordic bcma mac80211 cfg80211 coretemp kvm_intel uvcvideo snd_hda_codec_realtek snd_hda_codec_generic kvm snd_hda_intel iTCO_wdt videobuf2_vmalloc at24 intel_pmc_bxt libarc4 videobuf2_memops snd_intel_dspcfg videobuf2_v4l2 snd_hda_codec iTCO_vendor_support videobuf2_common dell_laptop ledtrig_audio videodev snd_hda_core rfkill dell_smm_hwmon snd_hwdep snd_seq irqbypass mc snd_seq_device dell_wmi snd_pcm dell_smbios dcdbas wmi_bmof joydev pcspkr sparse_keymap dell_wmi_descriptor i2c_i801 i2c_smbus lpc_ich snd_timer ssb snd soundcore
 acpi_cpufreq zram ip_tables i915 i2c_algo_bit drm_kms_helper cec sdhci_pci drm cqhci sdhci rndis_host cdc_ether firewire_ohci mmc_core firewire_core usbnet serio_raw mii ata_generic crc_itu_t pata_acpi r8169 wmi video fuse
CR2: 000000002c000034