Backtrace

general protection fault, probably for non-canonical address 0x9b889dcafa866521: 0000 [#4] SMP NOPTI
CPU: 4 PID: 719 Comm: (mount) Tainted: G      D W         5.11.10-200.fc33.x86_64 #1
Hardware name: Dell Inc. Precision Tower 3431/01TN68, BIOS 1.6.0 10/19/2020
RIP: 0010:kmem_cache_alloc+0x79/0x1e0
Code: b4 d1 5f 49 8b 00 49 83 78 10 00 48 89 04 24 0f 84 5e 01 00 00 48 85 c0 0f 84 55 01 00 00 41 8b 4c 24 28 49 8b 3c 24 48 01 c1 <48> 8b 19 48 89 ce 49 33 9c 24 b8 00 00 00 48 0f ce 48 31 f3 40 f6
RSP: 0018:ffffb0ac00b6fb98 EFLAGS: 00010296
RAX: 9b889dcafa8664f9 RBX: 0000000000000001 RCX: 9b889dcafa866521
RDX: 000000000003b519 RSI: 0000000000000900 RDI: 0000000000030470
RBP: 0000000000000900 R08: ffff927b6c530470 R09: 0000000000000040
R10: 0000000000000001 R11: 00000000ffffffe7 R12: ffff927800047200
R13: ffffffffa0555ba7 R14: ffff927800047200 R15: 0000000000000001
FS:  00007fb6615b1b80(0000) GS:ffff927b6c500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056299c412708 CR3: 0000000104aec005 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 avc_alloc_node+0x27/0x190
 ? security_compute_av+0x12c/0x280
 avc_compute_av.isra.0+0x95/0x1f0
 avc_has_perm+0xcb/0x170
 security_key_permission+0x30/0x50
 keyring_search_rcu+0x54/0xb0
 keyring_search+0x99/0xe0
 ? keyring_alloc+0x70/0x70
 ? key_default_cmp+0x20/0x20
 look_up_user_keyrings+0xb9/0x2f0
 lookup_user_key+0x375/0x630
 ? key_validate+0x50/0x50
 keyctl_keyring_link+0x3c/0x80
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fb66248655d
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:00007ffd635c3bd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000fa
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb66248655d
RDX: fffffffffffffffd RSI: fffffffffffffffc RDI: 0000000000000008
RBP: 00007ffd635c3dd0 R08: 0000000000000000 R09: 0000003100000007
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000ffffffff R14: 000056299c476b60 R15: 000056299c2e6210
Modules linked in: squashfs vfat fat loop snd_hda_codec_hdmi snd_sof_pci snd_sof_intel_hda_common snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_sof_xtensa_dsp snd_soc_skl snd_hda_codec_realtek snd_soc_hdac_hda snd_hda_codec_generic snd_hda_ext_core ledtrig_audio snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_intel snd_intel_dspcfg soundwire_intel intel_rapl_msr soundwire_generic_allocation intel_rapl_common snd_soc_core snd_compress snd_pcm_dmaengine x86_pkg_temp_thermal intel_powerclamp soundwire_cadence mei_hdcp mei_wdt iTCO_wdt coretemp intel_pmc_bxt kvm_intel ee1004 iTCO_vendor_support kvm dell_smm_hwmon snd_usb_audio snd_hda_codec snd_hda_core snd_usbmidi_lib snd_rawmidi ac97_bus snd_hwdep snd_seq irqbypass rapl snd_seq_device intel_cstate intel_uncore dell_wmi snd_pcm dell_smbios dcdbas pcspkr dell_wmi_aio dell_wmi_descriptor intel_wmi_thunderbolt sparse_keymap wmi_bmof snd_timer i2c_i801 snd mei_me i2c_smbus soundcore
 mei idma64 mc joydev intel_pch_thermal acpi_pad zram ip_tables hid_logitech_hidpp hid_logitech_dj i915 i2c_algo_bit drm_kms_helper cec crct10dif_pclmul nvme crc32_pclmul drm crc32c_intel e1000e nvme_core ghash_clmulni_intel wmi video pinctrl_cannonlake fuse