Backtrace

WARNING: CPU: 7 PID: 466 at drivers/gpu/drm/drm_vblank.c:1269 drm_wait_one_vblank+0x1b9/0x1d0 [drm]
Modules linked in: r8153_ecm cdc_ether usbnet r8152 mii 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 overlay ip6table_filter ip6_tables iptable_filter bnep sunrpc vfat fat squashfs loop iwlmvm snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc intel_tcc_cooling snd_soc_sst_dsp mac80211 snd_soc_acpi_intel_match snd_hda_codec_hdmi snd_soc_acpi x86_pkg_temp_thermal intel_powerclamp snd_ctl_led snd_soc_core coretemp snd_hda_codec_conexant snd_hda_codec_generic ledtrig_audio snd_compress iTCO_wdt kvm_intel ac97_bus intel_pmc_bxt snd_pcm_dmaengine mei_hdcp mei_wdt mei_pxp ee1004
 iTCO_vendor_support intel_rapl_msr snd_hda_intel libarc4 snd_intel_dspcfg kvm snd_intel_sdw_acpi irqbypass iwlwifi snd_hda_codec rapl snd_usb_audio iwlmei btusb intel_cstate snd_hda_core hp_wmi snd_usbmidi_lib sparse_keymap intel_uncore btrtl pcspkr intel_wmi_thunderbolt platform_profile snd_hwdep snd_rawmidi cfg80211 i2c_i801 btbcm wmi_bmof snd_seq i2c_smbus btintel uvcvideo snd_seq_device mei_me videobuf2_vmalloc videobuf2_memops snd_pcm btmtk videobuf2_v4l2 mei videobuf2_common bluetooth snd_timer videodev joydev snd processor_thermal_device_pci_legacy mc processor_thermal_device soundcore processor_thermal_rfim ecdh_generic processor_thermal_mbox processor_thermal_rapl rfkill intel_pch_thermal idma64 intel_rapl_common intel_xhci_usb_role_switch intel_soc_dts_iosf int3403_thermal int3400_thermal int340x_thermal_zone acpi_thermal_rel acpi_pad wireless_hotkey zram ip_tables i915 i2c_algo_bit drm_kms_helper cec ttm hid_multitouch nvme ucsi_acpi crct10dif_pclmul crc32_pclmul
 crc32c_intel ghash_clmulni_intel typec_ucsi serio_raw nvme_core e1000e drm i2c_hid_acpi typec wmi i2c_hid video pinctrl_sunrisepoint ipmi_devintf ipmi_msghandler fuse
CPU: 7 PID: 466 Comm: kworker/7:2 Tainted: G        W         5.17.12-100.fc34.x86_64 #1
Hardware name: HP HP EliteBook 850 G5/83B2, BIOS Q78 Ver. 01.06.00 01/03/2019
Workqueue: events i915_hotplug_work_func [i915]
RIP: 0010:drm_wait_one_vblank+0x1b9/0x1d0 [drm]
Code: fe ff ff 48 8b 7d 08 4c 8b 6f 50 4d 85 ed 74 26 e8 dc 6a 49 ea 44 89 e1 4c 89 ea 48 c7 c7 18 d0 3e c0 48 89 c6 e8 27 f4 88 ea <0f> 0b e9 9c fe ff ff 4c 8b 2f eb 98 4c 8b 2f eb d5 66 0f 1f 44 00
RSP: 0018:ffffb365806e7cb8 EFLAGS: 00010296
RAX: 0000000000000032 RBX: 0000000000000380 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffffab63f1f5 RDI: 00000000ffffffff
RBP: ffff928b0f5a0000 R08: 0000000000000000 R09: ffffb365806e7af8
R10: ffffb365806e7af0 R11: ffffffffabf455c8 R12: 0000000000000001
R13: ffff928b01a53b00 R14: ffff928b09dfed60 R15: ffff928b3117e000
FS:  0000000000000000(0000) GS:ffff92923f7c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563ff8d74000 CR3: 00000004b2e10004 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ? do_wait_intr_irq+0xa0/0xa0
 intel_dp_retrain_link+0x3f9/0x450 [i915]
 intel_ddi_hotplug+0x98/0x420 [i915]
 ? preempt_count_add+0x4a/0xa0
 i915_hotplug_work_func+0x1a6/0x280 [i915]
 process_one_work+0x1e5/0x3b0
 ? rescuer_thread+0x370/0x370
 worker_thread+0x1ef/0x3a0
 ? rescuer_thread+0x370/0x370
 kthread+0xe8/0x110
 ? kthread_complete_and_exit+0x20/0x20
 ret_from_fork+0x22/0x30
 </TASK>