Backtrace

WARNING: CPU: 3 PID: 429644 at /tmp/akmodsbuild.UQCBogC0/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: bluetooth ecdh_generic ecc xt_state tun snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp vboxvideo drm_vram_helper drm_ttm_helper ttm 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 vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) vmnet(OE) ppdev parport_pc parport vmw_vsock_vmci_transport vsock vmw_vmci vmmon(OE) sunrpc intel_rapl_msr intel_rapl_common nvidia_drm(POE) nvidia_modeset(POE) x86_pkg_temp_thermal intel_powerclamp coretemp iTCO_wdt kvm_intel snd_hda_codec_realtek ee1004 intel_pmc_bxt vfat fat iTCO_vendor_support mei_hdcp snd_hda_codec_generic kvm ledtrig_audio
 snd_hda_codec_hdmi squashfs snd_hda_intel snd_intel_dspcfg eeepc_wmi irqbypass snd_intel_sdw_acpi loop rapl asus_wmi intel_cstate intel_uncore snd_hda_codec sparse_keymap i2c_i801 snd_hda_core rfkill pcspkr wmi_bmof intel_wmi_thunderbolt i2c_smbus snd_hwdep joydev snd_seq snd_seq_device snd_pcm nvidia(POE) snd_timer mei_me mei snd soundcore acpi_pad iptable_filter ip6table_filter ip6_tables br_netfilter bridge binfmt_misc stp llc arp_tables zram ip_tables i915 i2c_algo_bit drm_kms_helper mxm_wmi cec crct10dif_pclmul crc32_pclmul drm crc32c_intel nvme ghash_clmulni_intel e1000e nvme_core wmi video fuse
CPU: 3 PID: 429644 Comm: Xorg Tainted: P           OE     5.12.5-300.fc34.x86_64 #1
Hardware name: System manufacturer System Product Name/PRIME Z370-A, BIOS 2801 01/13/2021
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 c2 d7 de 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:ffffb280887f3be8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8da179121200 RCX: 0000000000000008
RDX: ffffffffc3048e58 RSI: 0000000000000282 RDI: ffffffffc3048e20
RBP: ffff8da17c148480 R08: 0000000000000008 R09: ffffb280887f3bd0
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8da01f3c4000
R13: 0000000000000000 R14: ffff8da01f3c4000 R15: 00000000062fa028
FS:  00007fd83ffdba80(0000) GS:ffff8da2f00c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055b4327b5068 CR3: 000000010aafe002 CR4: 00000000003706e0
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
 ? generic_perform_write+0x127/0x1a0
 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: 0033:0x7fd84094b03b
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:00007fff87dabf80 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007fd84094b03b
RDX: 0000000000080002 RSI: 000055b4327b3760 RDI: 00000000ffffff9c
RBP: 000055b4327b3760 R08: 0000000000000031 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 000055b4327b3760 R14: 000055b4327b3760 R15: 000055b4327b2c50