Backtrace

BUG: unable to handle page fault for address: 0000000000500000
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#1] SMP NOPTI
CPU: 10 PID: 2641 Comm: (fwupd) Not tainted 5.11.14-200.fc33.x86_64 #1
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./B450M Pro4, BIOS P3.90 12/09/2019
RIP: 0010:avtab_search_node+0xc8/0x100
Code: 69 c0 35 ae b2 c2 41 89 c1 41 c1 e9 10 44 31 c8 23 47 10 48 8b 3f 48 98 48 8b 04 c7 48 85 c0 74 39 0f b7 76 06 66 81 e6 ff 7f <66> 39 10 74 0c 77 1e 48 8b 40 10 48 85 c0 75 f0 c3 66 39 48 02 75
RSP: 0018:ffffaae2888ffc08 EFLAGS: 00010206
RAX: 0000000000500000 RBX: ffffaae2888ffc98 RCX: 0000000000000138
RDX: 0000000000000132 RSI: 0000000000000707 RDI: ffff995c04d40000
RBP: 0000000000000137 R08: 000000000000003a R09: 0000000000002646
R10: 00000000b278644c R11: fefefefefefefeff R12: ffffaae2888ffd88
R13: ffffaae2888ffd74 R14: ffffaae2888ffd88 R15: ffff995c1143ed88
FS:  00007f7c8580db80(0000) GS:ffff995f0ea80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000500000 CR3: 00000001c7436000 CR4: 00000000003506e0
Call Trace:
 cond_compute_av+0x36/0xd0
 context_struct_compute_av+0x252/0x470
 security_compute_av+0x12c/0x280
 avc_compute_av.isra.0+0x5a/0x1f0
 avc_has_perm+0xcb/0x170
 security_key_permission+0x30/0x50
 lookup_user_key+0xd5/0x630
 ? strndup_user+0x3f/0x60
 ? key_validate+0x50/0x50
 __do_sys_add_key+0xc4/0x220
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f7c866e355d
Code: 00 c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d eb 78 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffef3968868 EFLAGS: 00000246 ORIG_RAX: 00000000000000f8
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7c866e355d
RDX: 000055d5a9970310 RSI: 000055d5a888c938 RDI: 000055d5a886053a
RBP: 00007ffef3968a60 R08: 00000000fffffffd R09: 0000000000000000
R10: 0000000000000010 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000ffffffff R14: 000055d5a9989ee0 R15: 000055d5a996feb0
Modules linked in: 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 rfkill ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter snd_hda_codec_realtek snd_hda_codec_generic sunrpc ledtrig_audio snd_hda_codec_hdmi snd_hda_intel intel_rapl_msr intel_rapl_common snd_intel_dspcfg soundwire_intel soundwire_generic_allocation edac_mce_amd snd_soc_core kvm_amd vfat snd_compress fat kvm snd_pcm_dmaengine soundwire_cadence snd_hda_codec irqbypass snd_usb_audio rapl snd_hda_core snd_usbmidi_lib snd_rawmidi ac97_bus snd_hwdep pcspkr wmi_bmof snd_seq snd_seq_device sp5100_tco k10temp snd_pcm i2c_piix4 joydev snd_timer snd soundcore mc gpio_amdpt gpio_generic
 acpi_cpufreq zram ip_tables amdgpu drm_ttm_helper ttm iommu_v2 gpu_sched i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm ghash_clmulni_intel nvme nvme_core wmi ccp r8169 pinctrl_amd fuse
CR2: 0000000000500000