Backtrace

BUG: unable to handle page fault for address: ffffc0d3c99d9001
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 100000067 P4D 100000067 PUD 1001ce067 PMD 140add067 PTE 0
Oops: 0000 [#1] SMP NOPTI
CPU: 6 PID: 137 Comm: kswapd0 Tainted: P           OE     5.12.7-300.fc34.x86_64 #1
Hardware name: System manufacturer System Product Name/PRIME Z390M-PLUS, BIOS 2606 10/24/2019
RIP: 0010:scan_swap_map_slots+0x3f9/0x6b0
Code: 07 00 0f 1f 40 00 48 8b 44 24 28 48 8d 50 01 48 8b 35 13 85 33 02 41 8b 45 64 48 39 d0 0f 82 20 01 00 00 49 8b 4d 40 48 01 d1 <80> 39 00 0f 84 c2 00 00 00 48 8b 05 f7 84 33 02 48 01 c0 48 39 f0
RSP: 0018:ffffc0d3c02ff9a8 EFLAGS: 00010282
RAX: 0000000000ffffff RBX: 0000000000000100 RCX: ffffc0d3c99d9001
RDX: 00000000004c0001 RSI: 0000000000ffffff RDI: ffff9da948c96eb4
RBP: ffff9da948c96eb4 R08: 0000000000000001 R09: 0000000000000847
R10: 0000000000000000 R11: 000000000000001d R12: 0000000000000000
R13: ffff9da948c96e00 R14: ffff9da948c96e00 R15: ffff9da948c96f08
FS:  0000000000000000(0000) GS:ffff9db86dd80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc0d3c99d9001 CR3: 0000000ff0a10001 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ? page_referenced_one+0x8b/0x160
 get_swap_pages+0x219/0x400
 get_swap_page+0xc5/0x210
 add_to_swap+0x3e/0xb0
 shrink_page_list+0xdab/0x1020
 shrink_inactive_list+0x132/0x3a0
 shrink_lruvec+0x497/0x6c0
 ? super_cache_count+0x79/0xf0
 shrink_node+0x2b3/0x6e0
 balance_pgdat+0x2fa/0x620
 kswapd+0x1e6/0x360
 ? finish_wait+0x80/0x80
 ? balance_pgdat+0x620/0x620
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x1f/0x30
Modules linked in: uinput xfs rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp 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 cmac bnep tun sunrpc squashfs vfat fat loop intel_rapl_msr intel_rapl_common snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda nvidia_drm(POE) snd_sof_pci nvidia_modeset(POE) snd_sof nvidia_uvm(POE) snd_sof_xtensa_dsp iwlmvm snd_soc_skl x86_pkg_temp_thermal intel_powerclamp coretemp snd_soc_hdac_hda mac80211 kvm_intel iTCO_wdt
 intel_pmc_bxt ee1004 snd_hda_ext_core iTCO_vendor_support joydev mei_hdcp kvm libarc4 snd_soc_sst_ipc irqbypass snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_soc_core rapl intel_cstate iwlwifi snd_compress snd_hda_codec_realtek eeepc_wmi intel_uncore snd_hda_codec_generic i2c_i801 asus_wmi snd_pcm_dmaengine sparse_keymap pcspkr cfg80211 wmi_bmof ledtrig_audio snd_hda_codec_hdmi ac97_bus i2c_smbus snd_usb_audio snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec btusb xpad snd_usbmidi_lib btrtl nvidia(POE) uvcvideo snd_hda_core ff_memless btbcm snd_rawmidi videobuf2_vmalloc snd_hwdep btintel videobuf2_memops snd_seq videobuf2_v4l2 bluetooth videobuf2_common snd_seq_device snd_pcm drm_kms_helper videodev snd_timer snd ecdh_generic mei_me rfkill mc ecc mei cec soundcore acpi_pad acpi_tad drm binfmt_misc zram ip_tables mxm_wmi crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel nvme e1000e nvme_core wmi video fuse
CR2: ffffc0d3c99d9001