Backtrace

WARNING: CPU: 0 PID: 6809 at drivers/gpu/drm/i915/display/intel_cdclk.c:881 skl_get_cdclk+0x26c/0x2a0 [i915]
Modules linked in: uinput 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 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 bnep sunrpc vfat fat snd_soc_skl iTCO_wdt intel_pmc_bxt iTCO_vendor_support snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc iwlmvm snd_soc_sst_dsp mei_hdcp mei_pxp intel_rapl_msr snd_soc_acpi_intel_match intel_tcc_cooling x86_pkg_temp_thermal intel_powerclamp snd_hda_codec_hdmi coretemp snd_soc_acpi mac80211 kvm_intel snd_soc_core snd_hda_codec_conexant
 snd_hda_codec_generic libarc4 snd_compress ledtrig_audio kvm ac97_bus snd_pcm_dmaengine snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec iwlwifi snd_hda_core irqbypass snd_hwdep snd_seq rapl uvcvideo intel_cstate snd_seq_device videobuf2_vmalloc iwlmei btusb btrtl videobuf2_memops snd_pcm intel_uncore btbcm videobuf2_v4l2 btintel cfg80211 btmtk videobuf2_common i2c_i801 bluetooth asus_wmi snd_timer wmi_bmof i2c_smbus processor_thermal_device_pci_legacy pcspkr intel_wmi_thunderbolt videodev snd processor_thermal_device processor_thermal_rfim soundcore processor_thermal_mbox processor_thermal_rapl mc ecdh_generic joydev idma64 mei_me intel_rapl_common int340x_thermal_zone mei intel_xhci_usb_role_switch intel_pch_thermal intel_soc_dts_iosf ideapad_laptop sparse_keymap platform_profile rfkill int3400_thermal acpi_thermal_rel acpi_pad zram ip_tables i915 i2c_algo_bit drm_kms_helper hid_rmi rmi_core cec crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel
 nvme serio_raw ttm drm nvme_core r8169 wmi i2c_hid_acpi i2c_hid video pinctrl_sunrisepoint ipmi_devintf ipmi_msghandler fuse
CPU: 0 PID: 6809 Comm: kworker/u8:41 Tainted: G        W         5.17.4-100.fc34.x86_64 #1
Hardware name: LENOVO 81HN/LNVNB161216, BIOS 8VCN16WW 12/19/2018
Workqueue: events_unbound async_run_entry_fn
RIP: 0010:skl_get_cdclk+0x26c/0x2a0 [i915]
Code: 8b 7d 08 4c 8b 6f 50 4d 85 ed 74 36 e8 5d 87 26 e0 48 c7 c1 00 52 71 c0 4c 89 ea 48 c7 c7 30 d0 73 c0 48 89 c6 e8 b3 b2 65 e0 <0f> 0b 8b 53 04 e9 31 fe ff ff ba 5b b5 04 00 31 c0 89 13 e9 2f ff
RSP: 0018:ffff9c9e02f7bda0 EFLAGS: 00010286
RAX: 0000000000000036 RBX: ffff8cb58c4e55e8 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffffa1640335 RDI: 00000000ffffffff
RBP: ffff8cb58c4e0000 R08: 0000000000000036 R09: 00000000a29de2a2
R10: ffffffffffffffff R11: ffffffffffffffff R12: ffff8cb58c4e07e0
R13: ffff8cb581212b60 R14: 0000000000000010 R15: ffff8cb58012c105
FS:  0000000000000000(0000) GS:ffff8cb6bba00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055d5e6a83fe6 CR3: 0000000170e10001 CR4: 00000000003706f0
Call Trace:
 <TASK>
 intel_update_cdclk+0x1f/0x70 [i915]
 intel_modeset_init_hw.part.0+0x16/0x60 [i915]
 i915_drm_resume+0x9f/0x140 [i915]
 ? pci_legacy_resume+0x80/0x80
 dpm_run_callback+0x49/0x150
 device_resume+0xa7/0x200
 async_resume+0x19/0x30
 async_run_entry_fn+0x30/0x130
 process_one_work+0x1e5/0x3b0
 worker_thread+0x50/0x3a0
 ? rescuer_thread+0x370/0x370
 kthread+0xe7/0x110
 ? kthread_complete_and_exit+0x20/0x20
 ret_from_fork+0x22/0x30
 </TASK>