Backtrace

BUG: kernel NULL pointer dereference, address: 000000000000000c
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#2] SMP PTI
CPU: 0 PID: 115 Comm: kswapd0 Tainted: G      D W  OE     5.11.22-100.fc32.x86_64 #1
Hardware name: LENOVO 20KS003QUS/20KS003QUS, BIOS R0PET42W (1.19 ) 06/14/2018
RIP: 0010:jbd2_journal_grab_journal_head+0x1e/0x40
Code: 84 0a ff ff ff e9 4f ff ff ff 66 90 0f 1f 44 00 00 f0 48 0f ba 2f 16 72 1b 48 8b 17 31 c0 f7 c2 00 00 01 00 74 08 48 8b 47 40 <83> 40 0c 01 f0 80 67 02 bf c3 f3 90 48 8b 07 a9 00 00 40 00 75 f4
RSP: 0018:ffffbf10c01f3aa0 EFLAGS: 00010206
RAX: 0000000000000000 RBX: ffff9fcca10a5d00 RCX: 0000000000000000
RDX: 0000000000410011 RSI: ffffedcf8f4371c0 RDI: ffff9fcca10a5d00
RBP: ffff9fcca10a5d00 R08: ffffedcf8f437208 R09: ffffedcf8f437148
R10: ffff9fcc99a99538 R11: 0000000000000001 R12: ffffedcf8f4371c0
R13: ffff9fca04990800 R14: ffffedcf8f4371c0 R15: ffffedcf8f4371c8
FS:  0000000000000000(0000) GS:ffff9fcd12600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000000000c CR3: 00000002b1a10003 CR4: 00000000003706f0
Call Trace:
 jbd2_journal_try_to_free_buffers+0x9c/0x160
 shrink_page_list+0xc96/0x1010
 shrink_inactive_list+0x132/0x3a0
 shrink_lruvec+0x45c/0x6a0
 ? do_shrink_slab+0x50/0x240
 shrink_node+0x2ad/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: snd_seq_dummy snd_hrtimer uinput bnep xt_CHECKSUM xt_conntrack ipt_REJECT xt_MASQUERADE nf_nat_tftp nf_conntrack_tftp nf_conntrack_netlink xt_addrtype br_netfilter 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 overlay ip6table_filter ip6_tables iptable_filter ppdev vmnet(OE) parport_pc parport vmw_vsock_vmci_transport vsock vmw_vmci vmmon(OE) rmi_smbus rmi_core sunrpc vfat fat squashfs loop uvcvideo btusb btrtl videobuf2_vmalloc btbcm videobuf2_memops videobuf2_v4l2 videobuf2_common videodev btintel snd_soc_skl bluetooth snd_hda_codec_hdmi intel_rapl_msr snd_hda_codec_conexant snd_soc_hdac_hda snd_hda_ext_core
 intel_rapl_common snd_hda_codec_generic snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_intel x86_pkg_temp_thermal intel_powerclamp snd_intel_dspcfg coretemp soundwire_intel soundwire_generic_allocation kvm_intel snd_soc_core mc ecdh_generic ecc mei_hdcp snd_compress iTCO_wdt rtw88_8822be snd_pcm_dmaengine intel_pmc_bxt ee1004 soundwire_cadence iTCO_vendor_support rtw88_8822b snd_hda_codec rtw88_pci kvm rtw88_core snd_hda_core ac97_bus snd_hwdep mac80211 irqbypass snd_seq snd_seq_device rapl intel_cstate snd_pcm intel_uncore cfg80211 pcspkr joydev intel_wmi_thunderbolt i2c_i801 wmi_bmof snd_timer i2c_smbus libarc4 mei_me mei intel_pch_thermal ucsi_acpi typec_ucsi intel_xhci_usb_role_switch roles thinkpad_acpi typec platform_profile ledtrig_audio snd soundcore rfkill acpi_pad ip_tables i915 crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit drm_kms_helper sdhci_pci ghash_clmulni_intel nvme cec serio_raw cqhci sdhci nvme_core drm mmc_core
 r8169 wmi video fuse
CR2: 000000000000000c