Backtrace

WARNING: CPU: 0 PID: 57569 at drivers/gpu/drm/i915/display/intel_display.c:7928 verify_connector_state+0x279/0x2a0 [i915]
Modules linked in: ax88179_178a usbnet mii wireguard libchacha20poly1305 chacha_x86_64 poly1305_x86_64 libblake2s blake2s_x86_64 ip6_udp_tunnel udp_tunnel curve25519_x86_64 libcurve25519_generic libchacha libblake2s_generic binfmt_misc uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp rfcomm tun bridge stp llc 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 nf_tables ebtable_nat ebtable_broute 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 nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter cmac bnep sunrpc vfat fat iwlmvm snd_hda_codec_hdmi mac80211 snd_soc_skl snd_soc_hdac_hda snd_hda_codec_realtek snd_hda_ext_core libarc4 snd_soc_sst_ipc
 snd_soc_sst_dsp snd_hda_codec_generic snd_soc_acpi_intel_match x86_pkg_temp_thermal intel_powerclamp snd_soc_acpi iwlwifi coretemp uvcvideo kvm_intel snd_hda_intel videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 snd_intel_dspcfg kvm videobuf2_common soundwire_intel btusb soundwire_generic_allocation btrtl cfg80211 snd_soc_core btbcm btintel snd_compress snd_pcm_dmaengine mei_hdcp videodev bluetooth soundwire_cadence iTCO_wdt intel_pmc_bxt intel_rapl_msr snd_hda_codec iTCO_vendor_support irqbypass rapl intel_cstate snd_hda_core mc ac97_bus snd_hwdep dell_laptop ecdh_generic snd_seq ledtrig_audio intel_uncore rfkill dell_smm_hwmon ecc idma64 pcspkr snd_seq_device snd_pcm processor_thermal_device snd_timer processor_thermal_rfim snd processor_thermal_mbox processor_thermal_rapl mei_me intel_xhci_usb_role_switch intel_rapl_common i2c_i801 roles soundcore mei intel_soc_dts_iosf i2c_smbus wmi_bmof dell_wmi joydev intel_pch_thermal dell_smbios dcdbas intel_wmi_thunderbolt
 dell_wmi_descriptor intel_hid sparse_keymap int3403_thermal int3400_thermal acpi_thermal_rel int340x_thermal_zone acpi_pad zram ip_tables dm_crypt i915 rtsx_pci_sdmmc mmc_core i2c_algo_bit drm_kms_helper crct10dif_pclmul crc32_pclmul crc32c_intel cec ghash_clmulni_intel nvme drm rtsx_pci serio_raw nvme_core wmi i2c_hid pinctrl_sunrisepoint video hid_multitouch fuse
CPU: 0 PID: 57569 Comm: Xorg Tainted: G          I       5.11.11-200.fc33.x86_64 #1
Hardware name: Dell Inc. XPS 13 9350/, BIOS 1.13.0 02/10/2020
RIP: 0010:verify_connector_state+0x279/0x2a0 [i915]
Code: c7 c7 28 37 6c c0 e8 fc 5d 5a d1 0f 0b e9 ae fe ff ff e8 f0 5d 5a d1 0f 0b e9 bb fd ff ff 48 c7 c7 f8 36 6c c0 e8 dd 5d 5a d1 <0f> 0b e9 8f fe ff ff e8 d1 5d 5a d1 0f 0b e9 5a fe ff ff e8 c5 5d
RSP: 0018:ffff9acf413cbbb8 EFLAGS: 00010296
RAX: 000000000000002c RBX: 0000000000000001 RCX: ffff8cf22ec18ac8
RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffff8cf22ec18ac0
RBP: ffff8cf08f749000 R08: 0000000000000000 R09: ffff9acf413cb9e8
R10: ffff9acf413cb9e0 R11: ffffffff92b44f08 R12: ffff8cf16313e3c0
R13: ffff8ceec8f84800 R14: ffff8ceec8f81800 R15: ffff8ceeca833000
FS:  00007f4e9a133a80(0000) GS:ffff8cf22ec00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000561163af1f26 CR3: 000000023141e001 CR4: 00000000003706f0
Call Trace:
 intel_atomic_commit_tail+0x933/0x1360 [i915]
 intel_atomic_commit+0x333/0x3b0 [i915]
 drm_atomic_connector_commit_dpms+0xda/0x100 [drm]
 drm_mode_obj_set_property_ioctl+0x159/0x380 [drm]
 ? 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/0x3a0 [drm]
 ? drm_connector_set_obj_prop+0x90/0x90 [drm]
 ? selinux_file_ioctl+0x122/0x1c0
 ? lapic_next_deadline+0x28/0x30
 ? clockevents_program_event+0xb/0xf0
 __x64_sys_ioctl+0x83/0xb0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f4e9a6b95db
Code: 89 d8 49 8d 3c 1c 48 f7 d8 49 39 c4 72 b5 e8 1c ff ff ff 85 c0 78 ba 4c 89 e0 5b 5d 41 5c c3 f3 0f 1e fa b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 6d b8 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007fff79965a28 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fff79965a60 RCX: 00007f4e9a6b95db
RDX: 00007fff79965a60 RSI: 00000000c01064ab RDI: 000000000000000e
RBP: 00000000c01064ab R08: 000055bf6d57aee8 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000055bf6d7877a0
R13: 000000000000000e R14: 0000000000000000 R15: 0000000000000000