BUG: kernel NULL pointer dereference, address: 0000000000000088
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#3] SMP NOPTI
CPU: 1 PID: 3562 Comm: GeckoMain Tainted: G      D           5.14.15-300.fc35.x86_64 #1
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./A320M-DGS, BIOS P5.10 10/04/2018
RIP: 0010:__mod_lruvec_page_state+0x4a/0x90
Code: 48 c1 e8 36 4c 8b 2c c5 a0 36 16 88 4c 89 c7 e8 6c d3 ff ff 48 85 c0 74 37 66 90 49 63 95 c0 a0 02 00 48 8b bc d0 b8 0f 00 00 <4c> 3b af 88 00 00 00 75 34 44 89 e2 89 ee e8 63 ff ff ff 5d 41 5c
RSP: 0018:ffffc08541967c38 EFLAGS: 00010086
RAX: ffff9def82b7c0a0 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000011 RDI: 0000000000000000
RBP: 0000000000000011 R08: ffffec2601a1b1c0 R09: fffffffffffffff8
R10: ffffc08541967f38 R11: 0000000000000000 R12: 00000000ffffffff
R13: ffff9df01f355000 R14: 00007f3d86b52000 R15: ffffc08541967da0
FS:  00007f3dbf4411c0(0000) GS:ffff9df01ac40000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000088 CR3: 0000000117ab8000 CR4: 00000000003506e0
Call Trace:
 page_remove_rmap+0x55/0x330
 unmap_page_range+0x6f0/0xe40
 zap_page_range+0xcc/0x130
 ? ptep_set_access_flags+0x2f/0x40
 ? find_vma_prev+0x1b/0xa0
 do_madvise.part.0+0xac3/0xe50
 ? do_user_addr_fault+0x1d5/0x680
 ? __x64_sys_madvise+0x56/0x70
 __x64_sys_madvise+0x56/0x70
 do_syscall_64+0x3b/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f3dbf54d27b
Code: c3 66 0f 1f 44 00 00 48 8b 15 a9 eb 0e 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 0f 1f 44 00 00 f3 0f 1e fa b8 1c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 7d eb 0e 00 f7 d8 64 89 01 48
RSP: 002b:00007ffcb04a38f8 EFLAGS: 00000216 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 000000000000004e RCX: 00007f3dbf54d27b
RDX: 0000000000000004 RSI: 0000000000005000 RDI: 00007f3d86b4e000
RBP: 0000000000000010 R08: 0000000000005000 R09: 00007f3d86b00738
R10: 00007f3d86b00768 R11: 0000000000000216 R12: 00007f3dbf300d20
R13: 00007f3d86b00000 R14: 00007f3dbf300cc0 R15: 00007f3dbf300cc0
Modules linked in: uinput snd_seq_dummy snd_hrtimer 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 rfkill nfnetlink ip6table_filter ip6_tables iptable_filter qrtr ns sunrpc uvcvideo snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel intel_rapl_msr snd_usb_audio snd_intel_dspcfg snd_intel_sdw_acpi intel_rapl_common snd_hda_codec snd_usbmidi_lib videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_hda_core snd_rawmidi videobuf2_common snd_hwdep edac_mce_amd snd_seq snd_seq_device snd_pcm snd_timer kvm snd soundcore videodev ppdev wmi_bmof pcspkr mc k10temp irqbypass rapl i2c_piix4 parport_pc gpio_amdpt parport gpio_generic
 acpi_cpufreq zram ip_tables radeon i2c_algo_bit drm_ttm_helper ttm crct10dif_pclmul drm_kms_helper crc32_pclmul crc32c_intel ghash_clmulni_intel cec drm serio_raw ccp sp5100_tco r8169 wmi ipmi_devintf ipmi_msghandler fuse
CR2: 0000000000000088