Backtrace

WARNING: CPU: 6 PID: 1491 at /tmp/akmodsbuild.QhmhABgw/BUILD/nvidia-390xx-kmod-390.143/_kmod_build_5.13.4-200.fc34.x86_64/nvidia-drm/nvidia-drm-drv.c:493 nv_drm_master_set+0x22/0x30 [nvidia_drm]
Modules linked in: snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp 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 ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter sunrpc mei_hdcp intel_rapl_msr intel_rapl_common intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_realtek coretemp snd_hda_codec_generic ledtrig_audio kvm_intel snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg nvidia_drm(POE) snd_intel_sdw_acpi r8188eu(C) kvm nvidia_modeset(POE) snd_hda_codec iTCO_wdt intel_pmc_bxt nvidia(POE) irqbypass snd_hda_core lib80211 iTCO_vendor_support snd_hwdep snd_seq ee1004
 ppdev snd_seq_device rapl intel_cstate cfg80211 snd_pcm intel_uncore drm_kms_helper i2c_i801 cec pcspkr i2c_smbus snd_timer ses enclosure ipmi_devintf joydev scsi_transport_sas rfkill snd ipmi_msghandler soundcore mei_me mei parport_pc parport acpi_pad drm zram ip_tables uas usb_storage crct10dif_pclmul crc32_pclmul crc32c_intel e1000e ghash_clmulni_intel video fuse
CPU: 6 PID: 1491 Comm: gst-plugin-scan Tainted: P         C OE     5.13.4-200.fc34.x86_64 #1
Hardware name: Gigabyte Technology Co., Ltd. Z270M-D3H/Z270M-D3H-CF, BIOS F5 04/07/2017
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 6c 4d 00 00 48 8b 40 28 e8 c3 51 b6 cf 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 8c
RSP: 0018:ffffab85883d7be0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff9263a36dee00 RCX: 0000000000000000
RDX: ffffffffc0993868 RSI: 0000000000000296 RDI: ffffffffc0993860
RBP: ffff92639efb4900 R08: ffff9266aefd5ea0 R09: ffff9266aefd5f60
R10: 0000000000124590 R11: 0000000000000000 R12: ffff926383f75800
R13: 0000000000000000 R14: ffff926383f75800 R15: 0000000081795e28
FS:  00007ff7e89c4b80(0000) GS:ffff92669ed80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559418f27748 CR3: 0000000124780002 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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_default_release+0x20/0x20
 do_dentry_open+0x14b/0x360
 path_openat+0xab3/0x1020
 ? kfree+0xaf/0x420
 ? page_counter_uncharge+0x1d/0x30
 ? drain_stock+0x58/0xa0
 ? refill_stock+0x78/0xa0
 do_filp_open+0x8f/0x120
 ? __check_object_size+0x136/0x150
 ? alloc_fd+0x50/0x170
 do_sys_openat2+0x7a/0x130
 __x64_sys_openat+0x45/0x70
 do_syscall_64+0x40/0x80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7ff7e8f4803b
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:00007ffdb7844430 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000559418f23120 RCX: 00007ff7e8f4803b
RDX: 0000000000080002 RSI: 0000559418f27740 RDI: 00000000ffffff9c
RBP: 0000559418f27740 R08: 00007ff7e7d255a0 R09: 0000000000000018
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000080002
R13: 00007ff7e7cf56c0 R14: 0000559418edc080 R15: 00007ff7e7cd7749