Backtrace

BUG: kernel NULL pointer dereference, address: 0000000000000000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 2 PID: 57018 Comm: load_policy Tainted: G        W         5.10.8-200.fc33.x86_64 #1
Hardware name: SAMSUNG ELECTRONICS CO., LTD. 550XCJ/550XCR/NT550XCR-AD3A, BIOS P07RFH.044.200430.ZW 04/30/2020
RIP: 0010:hashtab_map+0x27/0x70
Code: 00 00 00 0f 1f 44 00 00 8b 47 08 85 c0 74 60 41 56 45 31 f6 41 55 49 89 fd 41 54 49 89 d4 55 48 89 f5 53 49 8b 55 00 44 89 f0 <48> 8b 1c c2 48 85 db 75 0b eb 25 48 8b 5b 10 48 85 db 74 1c 48 8b
RSP: 0018:ffffb5464324bc08 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000003
RDX: 0000000000000000 RSI: ffffffff83556e40 RDI: ffff88974fdaa608
RBP: ffffffff83556e40 R08: ffffe6ed408cf308 R09: ffffe6ed408cf308
R10: 0000000000000001 R11: 00000000000303c0 R12: 0000000000000000
R13: ffff88974fdaa608 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f8ab562f800(0000) GS:ffff889879d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 00000001223a4004 CR4: 00000000003706e0
Call Trace:
 policydb_destroy+0x2da/0x360
 policydb_read+0x34c/0x1fb0
 ? kmem_cache_alloc_trace+0xef/0x1e0
 ? security_load_policy+0x80/0x400
 security_load_policy+0x80/0x400
 ? copy_user_enhanced_fast_string+0xe/0x40
 sel_write_load+0x11b/0xac0
 ? inode_security+0x22/0x60
 ? selinux_file_permission+0xe2/0x120
 vfs_write+0xc3/0x270
 ksys_write+0x4f/0xc0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f8ab57e6297
Code: 0d 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
RSP: 002b:00007ffd343a34f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000020 RCX: 00007f8ab57e6297
RDX: 00000000007fe2d2 RSI: 00007f8aa7900000 RDI: 0000000000000004
RBP: 0000000000000004 R08: 00007f8ab587d040 R09: 00007ffd343a3390
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8aa7900000
R13: 00000000007fe2d2 R14: 000000000000000f R15: 0000000000000003
Modules linked in: binfmt_misc squashfs loop ath9k_htc ath9k_common ath9k_hw ath uinput rfcomm 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 cmac nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter snd_hda_codec_hdmi bnep snd_sof_pci snd_sof_intel_byt snd_sof_intel_hda_common snd_soc_hdac_hda snd_sof_intel_hda snd_sof_intel_ipc snd_sof snd_sof_xtensa_dsp iwlmvm snd_soc_skl snd_hda_codec_realtek snd_soc_sst_ipc snd_hda_codec_generic snd_soc_sst_dsp ledtrig_audio snd_hda_ext_core mac80211 snd_soc_acpi_intel_match snd_soc_acpi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core libarc4 sunrpc x86_pkg_temp_thermal snd_compress
 intel_powerclamp coretemp snd_pcm_dmaengine kvm_intel soundwire_cadence snd_hda_codec kvm iTCO_wdt snd_hda_core ac97_bus intel_pmc_bxt iwlwifi snd_hwdep iTCO_vendor_support snd_seq mei_hdcp snd_seq_device intel_rapl_msr irqbypass btusb vfat fat rapl btrtl snd_pcm intel_cstate btbcm intel_uncore uvcvideo btintel videobuf2_vmalloc bluetooth videobuf2_memops videobuf2_v4l2 pcspkr cfg80211 snd_timer videobuf2_common wmi_bmof i2c_i801 snd i2c_smbus videodev rtsx_usb_ms soundcore ecdh_generic memstick joydev mc mei_me ecc mei idma64 rfkill processor_thermal_device intel_rapl_common ucsi_acpi intel_soc_dts_iosf typec_ucsi intel_pch_thermal typec int3403_thermal int340x_thermal_zone int3400_thermal acpi_pad acpi_thermal_rel zram ip_tables rtsx_usb_sdmmc mmc_core rtsx_usb i915 hid_multitouch crct10dif_pclmul crc32_pclmul crc32c_intel i2c_algo_bit drm_kms_helper nvme cec nvme_core ghash_clmulni_intel drm serio_raw xhci_pci xhci_pci_renesas r8169 i2c_hid wmi video pinctrl_cannonlake fuse
CR2: 0000000000000000