Backtrace

WARNING: CPU: 0 PID: 1487 at drivers/gpu/drm/i915/display/intel_display.c:7928 verify_connector_state+0x279/0x2a0 [i915]
Modules linked in: snd_usb_audio snd_usbmidi_lib snd_rawmidi mc rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace nfs_ssc fscache snd_seq_dummy rfcomm snd_hrtimer ccm 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 cmac bnep sunrpc vfat fat snd_sof_pci snd_sof_intel_hda_common snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_hda_codec_hdmi snd_sof snd_sof_xtensa_dsp snd_hda_codec_conexant snd_soc_skl snd_hda_codec_generic snd_soc_hdac_hda 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 iwlmvm snd_pcm_dmaengine x86_pkg_temp_thermal intel_powerclamp soundwire_cadence coretemp mac80211 snd_hda_codec snd_hda_core kvm_intel ac97_bus libarc4 snd_hwdep iwlwifi iTCO_wdt kvm intel_pmc_bxt mei_hdcp mei_wdt iTCO_vendor_support ee1004 snd_seq snd_seq_device irqbypass btusb rapl snd_pcm btrtl intel_cstate btbcm btintel intel_uncore cfg80211 pcspkr hp_wmi snd_timer sparse_keymap bluetooth snd i2c_i801 mei_me wmi_bmof i2c_smbus soundcore mei joydev ucsi_acpi ecdh_generic typec_ucsi rfkill ecc intel_pch_thermal typec acpi_pad zram ip_tables i915 i2c_algo_bit drm_kms_helper cec crct10dif_pclmul crc32_pclmul crc32c_intel drm e1000e ghash_clmulni_intel nvme nvme_core wmi video fuse
CPU: 0 PID: 1487 Comm: Xorg Not tainted 5.11.11-300.fc34.x86_64 #1
Hardware name: HP HP EliteDesk 800 G5 Desktop Mini/8595, BIOS R21 Ver. 02.02.00 07/26/2019
RIP: 0010:verify_connector_state+0x279/0x2a0 [i915]
Code: c7 c7 b0 b6 7e c0 e8 c5 55 47 f7 0f 0b e9 ae fe ff ff e8 b9 55 47 f7 0f 0b e9 bb fd ff ff 48 c7 c7 80 b6 7e c0 e8 a6 55 47 f7 <0f> 0b e9 8f fe ff ff e8 9a 55 47 f7 0f 0b e9 5a fe ff ff e8 8e 55
RSP: 0018:ffffc09b01f5fbb8 EFLAGS: 00010296
RAX: 000000000000002c RBX: 0000000000000004 RCX: 0000000000000027
RDX: ffff9cacdf618ac8 RSI: 0000000000000001 RDI: ffff9cacdf618ac0
RBP: ffff9cabc4c2f800 R08: 0000000000000000 R09: ffffc09b01f5f9e8
R10: ffffc09b01f5f9e0 R11: ffffffffb8b44f08 R12: ffff9cab0a1869c0
R13: ffff9ca9c9ad8800 R14: ffff9ca9c0be4800 R15: ffff9ca9c9bf3000
FS:  00007f832f9e5a80(0000) GS:ffff9cacdf600000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000559a54c95010 CR3: 00000001363b4001 CR4: 00000000003706f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 intel_atomic_commit_tail+0x926/0x1370 [i915]
 intel_atomic_commit+0x32b/0x3b0 [i915]
 drm_atomic_connector_commit_dpms+0xd7/0x100 [drm]
 drm_mode_obj_set_property_ioctl+0x159/0x380 [drm]
 ? wake_up_process+0x14/0x20
 ? drm_connector_set_obj_prop+0x90/0x90 [drm]
 drm_connector_property_set_ioctl+0x29/0x30 [drm]
 drm_ioctl_kernel+0x86/0xd0 [drm]
 drm_ioctl+0x20f/0x3c0 [drm]
 ? drm_connector_set_obj_prop+0x90/0x90 [drm]
 __x64_sys_ioctl+0x82/0xb0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f833022f4eb
Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 55 b9 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffe1b1715c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007ffe1b171600 RCX: 00007f833022f4eb
RDX: 00007ffe1b171600 RSI: 00000000c01064ab RDI: 000000000000000e
RBP: 00000000c01064ab R08: 00005603cf864c28 R09: 0000000000000000
R10: 00005603cf864c28 R11: 0000000000000246 R12: 00005603cfa731b0
R13: 000000000000000e R14: 0000000000000000 R15: 0000000000000000