Backtrace

WARNING: CPU: 1 PID: 8771 at /tmp/akmodsbuild.DEGrv3p8/BUILD/nvidia-kmod-465.27/_kmod_build_5.12.5-300.fc34.x86_64/nvidia-drm/nvidia-drm-drv.c:568 nv_drm_master_set+0x22/0x30 [nvidia_drm]
Modules linked in: snd_usb_audio snd_usbmidi_lib snd_rawmidi mc snd_seq_dummy snd_hrtimer md4 cmac nls_utf8 cifs libarc4 dns_resolver fscache libdes 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 rfkill 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 sunrpc vfat fat intel_rapl_msr nvidia_drm(POE) intel_rapl_common nvidia_modeset(POE) x86_pkg_temp_thermal intel_powerclamp nvidia_uvm(POE) coretemp kvm_intel kvm mei_hdcp at24 mei_wdt nvidia(POE) iTCO_wdt intel_pmc_bxt iTCO_vendor_support snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi irqbypass snd_hda_intel snd_intel_dspcfg joydev snd_intel_sdw_acpi snd_hda_codec rapl dell_wmi
 intel_cstate dell_smbios intel_uncore snd_hda_core dcdbas sparse_keymap dell_wmi_descriptor wmi_bmof snd_hwdep pcspkr snd_seq i2c_i801 snd_seq_device i2c_smbus drm_kms_helper snd_pcm snd_timer lpc_ich mei_me snd soundcore cec mei drm zram ip_tables hid_logitech_hidpp crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel e1000e hid_logitech_dj wmi video fuse [last unloaded: vboxdrv]
CPU: 1 PID: 8771 Comm: plymouthd Tainted: P           OE     5.12.5-300.fc34.x86_64 #1
Hardware name: Dell Inc. OptiPlex 7020/0F5C5X, BIOS A07 09/13/2015
RIP: 0010:nv_drm_master_set+0x22/0x30 [nvidia_drm]
Code: c3 0f 1f 80 00 00 00 00 0f 1f 44 00 00 48 8b 47 38 48 8b 78 20 48 8b 05 5c 5d 00 00 48 8b 40 28 e8 13 d2 44 ed 84 c0 74 01 c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 80 3d dc
RSP: 0018:ffffa8d9c2913be8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9baa082ac200 RCX: 0000000000000008
RDX: ffffffffc293fe58 RSI: 0000000000000282 RDI: ffffffffc293fe20
RBP: ffff9baa602af240 R08: 0000000000000008 R09: ffffa8d9c2913bd0
R10: 0000000000000000 R11: 0000000000000000 R12: ffff9baa16f6c000
R13: 0000000000000000 R14: ffff9baa16f6c000 R15: 0000000007a24da8
FS:  00007f3d3529d800(0000) GS:ffff9bad0dc80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3d27d5f000 CR3: 000000011c25a005 CR4: 00000000001706e0
Call Trace:
 drm_new_set_master+0x7a/0x100 [drm]
 drm_master_open+0x68/0x90 [drm]
 drm_open+0xf8/0x250 [drm]
 drm_stub_open+0xab/0x130 [drm]
 chrdev_open+0xe3/0x220
 ? cdev_device_add+0x90/0x90
 do_dentry_open+0x14b/0x360
 path_openat+0xa59/0xfc0
 ? sched_slice+0x5c/0xc0
 ? reweight_entity+0x128/0x140
 do_filp_open+0x8f/0x120
 ? __check_object_size+0x136/0x150
 do_sys_openat2+0x7a/0x130
 __x64_sys_openat+0x45/0x70
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f3d3561603b
Code: 25 00 00 41 00 3d 00 00 41 00 74 4b 64 8b 04 25 18 00 00 00 85 c0 75 67 44 89 e2 48 89 ee bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 91 00 00 00 48 8b 54 24 28 64 48 2b 14 25
RSP: 002b:00007ffd7be855b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f3d3529d788 RCX: 00007f3d3561603b
RDX: 0000000000000002 RSI: 000055874c8feb50 RDI: 00000000ffffff9c
RBP: 000055874c8feb50 R08: 000055874c8fdd10 R09: 00007f3d356e8a60
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 00007f3d3570fd98 R14: 0000000000000000 R15: 00007f3d3570fe20