Backtrace

WARNING: CPU: 3 PID: 1825 at drivers/gpu/drm/i915/display/intel_cdclk.c:850 skl_get_cdclk+0x26c/0x2a0 [i915]
Modules linked in: snd_seq_dummy snd_hrtimer ccm nft_objref cmac 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 snd_hda_codec_hdmi bnep snd_soc_skl snd_soc_hdac_hda dell_rbtn snd_hda_codec_realtek snd_hda_ext_core snd_soc_sst_ipc snd_hda_codec_generic snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core iwlmvm x86_pkg_temp_thermal intel_powerclamp snd_compress sunrpc snd_pcm_dmaengine mac80211 coretemp soundwire_cadence ee1004 kvm_intel libarc4 iTCO_wdt snd_hda_codec snd_hda_core intel_pmc_bxt dell_laptop ac97_bus ledtrig_audio
 mei_wdt mei_hdcp iTCO_vendor_support kvm intel_rapl_msr dell_smm_hwmon snd_hwdep irqbypass iwlwifi rapl uvcvideo snd_seq vfat intel_cstate fat videobuf2_vmalloc btusb snd_seq_device videobuf2_memops intel_uncore videobuf2_v4l2 btrtl btbcm btintel pcspkr dell_wmi snd_pcm dell_smbios dell_wmi_sysman bluetooth dcdbas intel_wmi_thunderbolt snd_timer videobuf2_common processor_thermal_device snd cfg80211 dell_wmi_descriptor wmi_bmof mei_me i2c_i801 processor_thermal_rfim soundcore i2c_smbus processor_thermal_mbox videodev mei processor_thermal_rapl ucsi_acpi intel_xhci_usb_role_switch mc intel_rapl_common joydev ecdh_generic typec_ucsi rfkill idma64 ecc typec roles intel_pch_thermal intel_soc_dts_iosf int3403_thermal int340x_thermal_zone int3400_thermal acpi_thermal_rel intel_hid acpi_pad sparse_keymap zram ip_tables dm_crypt i915 hid_multitouch i2c_algo_bit rtsx_pci_sdmmc drm_kms_helper mmc_core cec crct10dif_pclmul crc32_pclmul drm crc32c_intel nvme ghash_clmulni_intel e1000e
 nvme_core serio_raw rtsx_pci wmi i2c_hid video fuse
CPU: 3 PID: 1825 Comm: Xorg Not tainted 5.11.12-300.fc34.x86_64 #1
Hardware name: Dell Inc. Latitude 7490/0KP0FT, BIOS 1.19.0 02/23/2021
RIP: 0010:skl_get_cdclk+0x26c/0x2a0 [i915]
Code: 8b 7d 18 4c 8b 6f 50 4d 85 ed 74 36 e8 fd 8c 02 de 48 c7 c1 68 20 8a c0 4c 89 ea 48 c7 c7 b0 82 8c c0 48 89 c6 e8 03 89 3c de <0f> 0b 8b 53 04 e9 31 fe ff ff ba 5b b5 04 00 31 c0 89 13 e9 2f ff
RSP: 0018:ffff9ebbc129f9f8 EFLAGS: 00010292
RAX: 0000000000000036 RBX: ffff9ebbc129fa24 RCX: 0000000000000027
RDX: ffff892e9e4d8ac8 RSI: 0000000000000001 RDI: ffff892e9e4d8ac0
RBP: ffff89274cee0000 R08: 0000000000000000 R09: ffff9ebbc129f828
R10: ffff9ebbc129f820 R11: ffffffff9fb44f08 R12: ffff89274cee0808
R13: ffff8927419d7230 R14: ffff89274cee6720 R15: ffff89274cee6cf0
FS:  00007f10007c1a80(0000) GS:ffff892e9e4c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1e3c112000 CR3: 00000001138ae005 CR4: 00000000003706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 gen9_disable_dc_states+0x57/0x240 [i915]
 __intel_display_power_get_domain.part.0+0x94/0xb0 [i915]
 intel_display_power_get+0x95/0xc0 [i915]
 __gt_unpark+0x2c/0x70 [i915]
 __intel_wakeref_get_first+0x3b/0x80 [i915]
 i915_gem_do_execbuffer+0x18be/0x1e40 [i915]
 ? __kmalloc_node_track_caller+0xec/0x280
 ? alloc_skb_with_frags+0x4d/0x1b0
 ? unix_stream_read_generic+0x1bc/0x840
 ? unix_stream_recvmsg+0x43/0x50
 ? unix_copy_addr+0x30/0x30
 ? i915_gem_execbuffer2_ioctl+0x8c/0x200 [i915]
 i915_gem_execbuffer2_ioctl+0xf1/0x200 [i915]
 ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 [i915]
 drm_ioctl_kernel+0x86/0xd0 [drm]
 drm_ioctl+0x20f/0x3c0 [drm]
 ? i915_gem_execbuffer_ioctl+0x2a0/0x2a0 [i915]
 __x64_sys_ioctl+0x82/0xb0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f100100b4eb
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:00007fffcde5e128 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 0000563ce44a86b8 RCX: 00007f100100b4eb
RDX: 00007fffcde5e140 RSI: 0000000040406469 RDI: 0000000000000011
RBP: 00007fffcde5e1d0 R08: 0000563ce44ee3a0 R09: 0000000000005021
R10: 0000000000001021 R11: 0000000000000246 R12: 00007f10001a8ce0
R13: 0000000000000000 R14: 00007fffcde5e140 R15: 0000000000000011