Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#1] SMP PTI
CPU: 3 PID: 137 Comm: kswapd0 Tainted: P           OE     5.9.16-200.fc33.x86_64 #1
Hardware name: NCSTECH CT2-I393/DQ67OW, BIOS SWQ6710H.86A.0053.2011.0615.1535 06/15/2011
RIP: 0010:jbd2_journal_grab_journal_head+0x5/0x40
Code: ba f0 6f 00 48 8b 3d 6a 33 14 02 be 40 8d 00 00 e8 60 3a ea ff 48 85 c0 0f 84 0a ff ff ff e9 4f ff ff ff 66 90 66 66 66 66 90 <f0> 48 0f ba 2f 16 72 1b 48 8b 17 31 c0 f7 c2 00 00 01 00 74 08 48
RSP: 0018:ffffb926c028fa88 EFLAGS: 00010286
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000400000 RSI: fffff45487e9b040 RDI: 0000000000000000
RBP: ffff925e748909c0 R08: fffff45487e9b088 R09: fffff4548814bfc8
R10: ffff925df1170260 R11: 0000000000000000 R12: fffff45487e9b040
R13: ffff925ea4332800 R14: fffff45487e9b040 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff925eadcc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000110a0e003 CR4: 00000000000606e0
Call Trace:
 jbd2_journal_try_to_free_buffers+0x9c/0x160
 shrink_page_list+0xa46/0xe90
 shrink_inactive_list+0x137/0x3d0
 shrink_lruvec+0x4ae/0x6c0
 shrink_node+0x2ab/0x6e0
 balance_pgdat+0x2ff/0x620
 kswapd+0x1e8/0x390
 ? add_wait_queue_exclusive+0x70/0x70
 ? balance_pgdat+0x620/0x620
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30
Modules linked in: uas usb_storage xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc 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 vmnet(OE) vmw_vsock_vmci_transport vsock vmw_vmci vmmon(OE) nvidia_drm(POE) nvidia_modeset(POE) sunrpc snd_hda_codec_realtek rtl8xxxu snd_hda_codec_generic nvidia(POE) snd_hda_codec_hdmi ledtrig_audio mac80211 intel_rapl_msr snd_hda_intel intel_rapl_common snd_intel_dspcfg x86_pkg_temp_thermal squashfs snd_hda_codec at24 mei_hdcp mei_wdt gpio_ich iTCO_wdt snd_hda_core intel_pmc_bxt iTCO_vendor_support coretemp snd_hwdep cfg80211 snd_seq
 ppdev snd_seq_device kvm_intel rfkill loop kvm joydev snd_pcm libarc4 drm_kms_helper irqbypass rapl snd_timer intel_cstate i2c_i801 pcspkr mei_me i2c_smbus intel_uncore snd lpc_ich cec mei soundcore parport_pc parport drm zram ip_tables crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel serio_raw e1000e ata_generic pata_acpi fuse
CR2: 0000000000000000