Backtrace

BUG: kernel NULL pointer dereference, address: 00000000000000a4
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD 0 P4D 0 
Oops: 0002 [#1] PREEMPT SMP PTI
CPU: 2 PID: 55 Comm: kswapd0 Not tainted 5.16.12-200.fc35.x86_64 #1
Hardware name: HP HP EliteBook 850 G4/828C, BIOS P78 Ver. 01.23 07/17/2018
RIP: 0010:_raw_spin_lock+0x1a/0x30
Code: 5b c3 89 c6 48 89 df e8 64 fe 48 ff 66 90 5b c3 0f 1f 44 00 00 53 48 89 fb bf 01 00 00 00 e8 bd a8 45 ff 31 c0 ba 01 00 00 00 <f0> 0f b1 13 75 02 5b c3 89 c6 48 89 df e8 34 fe 48 ff 66 90 5b c3
RSP: 0018:ffffb4a040377ad8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000000000a4 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffff89c0c6e7e0c0 RDI: 0000000000000000
RBP: ffff89c3057e8118 R08: 0000000000000001 R09: ffff89c3057ec270
R10: 0000000000000000 R11: 0000000000000000 R12: ffff89c3057e8338
R13: 00000000000000a4 R14: 0000000000000001 R15: ffff89c3057e81a0
FS:  0000000000000000(0000) GS:ffff89c3cf500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000000000a4 CR3: 00000002f3e10005 CR4: 00000000003706e0
Call Trace:
 <TASK>
 remove_inode_buffers+0x43/0xc0
 inode_lru_isolate+0x110/0x1b0
 __list_lru_walk_one+0x77/0x150
 ? discard_new_inode+0x60/0x60
 ? discard_new_inode+0x60/0x60
 list_lru_walk_one+0x47/0x70
 prune_icache_sb+0x39/0x50
 super_cache_scan+0x161/0x1f0
 do_shrink_slab+0x139/0x2e0
 shrink_slab+0x162/0x280
 shrink_node+0x2b2/0x6f0
 balance_pgdat+0x342/0x710
 kswapd+0x1ed/0x390
 ? do_wait_intr_irq+0xa0/0xa0
 ? balance_pgdat+0x710/0x710
 kthread+0x16b/0x190
 ? set_kthread_struct+0x40/0x40
 ret_from_fork+0x22/0x30
 </TASK>
Modules linked in: ib_core binfmt_misc xt_comment ppp_mppe ppp_async ppp_generic slhc rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_reject_ipv4 ip6table_mangle ip6table_nat iptable_mangle iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 bridge stp llc lp parport ip6table_filter ip6_tables iptable_filter qrtr bnep tun sunrpc vfat fat snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match intel_rapl_msr snd_soc_acpi snd_soc_core mei_wdt mei_pxp mei_hdcp intel_rapl_common snd_hda_codec_hdmi ee1004 snd_ctl_led iTCO_wdt snd_compress intel_pmc_bxt snd_hda_codec_conexant iTCO_vendor_support intel_tcc_cooling x86_pkg_temp_thermal snd_hda_codec_generic ledtrig_audio intel_powerclamp iwlmvm coretemp ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi kvm_intel mac80211 snd_hda_codec kvm irqbypass rapl snd_hda_core snd_hwdep libarc4 snd_seq intel_cstate
 snd_seq_device uvcvideo intel_uncore btusb iwlwifi videobuf2_vmalloc snd_pcm videobuf2_memops videobuf2_v4l2 btrtl videobuf2_common btbcm hp_wmi btintel sparse_keymap snd_timer joydev platform_profile videodev wmi_bmof cfg80211 snd mei_me bluetooth i2c_i801 soundcore i2c_smbus mei mc idma64 ecdh_generic rfkill intel_xhci_usb_role_switch intel_pch_thermal hp_accel wireless_hotkey lis3lv02d acpi_pad zram ip_tables hid_logitech_hidpp hid_logitech_dj i915 rtsx_pci_sdmmc mmc_core crct10dif_pclmul crc32_pclmul i2c_algo_bit e1000e crc32c_intel ttm drm_kms_helper nvme ghash_clmulni_intel nvme_core cec serio_raw drm rtsx_pci wmi video pinctrl_sunrisepoint ipmi_devintf ipmi_msghandler fuse
CR2: 00000000000000a4