Backtrace

WARNING: CPU: 3 PID: 2151 at drivers/gpu/drm/nouveau/dispnv50/disp.c:216 nv50_dmac_wait+0x1fd/0x210 [nouveau]
Modules linked in: uinput snd_seq_dummy snd_hrtimer rfkill 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_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables qrtr sunrpc binfmt_misc snd_sof_pci_intel_cnl snd_sof_intel_hda_generic soundwire_intel snd_sof_intel_hda_sdw_bpt snd_sof_intel_hda_common snd_soc_hdac_hda intel_rapl_msr snd_sof_intel_hda_mlink intel_rapl_common snd_sof_intel_hda intel_uncore_frequency soundwire_cadence intel_uncore_frequency_common snd_sof_pci snd_sof_xtensa_dsp intel_tcc_cooling snd_sof x86_pkg_temp_thermal intel_powerclamp snd_sof_utils snd_soc_acpi_intel_match coretemp snd_soc_acpi_intel_sdca_quirks soundwire_generic_allocation snd_soc_acpi crc8 soundwire_bus jc42 kvm_intel snd_soc_sdca snd_soc_avs spi_nor ee1004 iTCO_wdt snd_hda_codec_alc662 intel_pmc_bxt snd_hda_codec_nvhdmi mtd snd_hda_codec_realtek_lib iTCO_vendor_support mei_pxp mei_wdt
 mei_hdcp snd_hda_codec_hdmi snd_hda_codec_generic snd_soc_hda_codec snd_hda_ext_core kvm snd_hda_intel snd_hda_codec snd_soc_core snd_compress irqbypass snd_hda_core rapl ac97_bus snd_intel_dspcfg snd_intel_sdw_acpi intel_cstate snd_hwdep snd_pcm_dmaengine pcspkr snd_seq intel_uncore igb snd_seq_device intel_wmi_thunderbolt wmi_bmof spi_intel_pci i2c_i801 snd_pcm dca spi_intel i2c_smbus mei_me snd_timer snd mei soundcore idma64 intel_pch_thermal ie31200_edac intel_pmc_core pmt_telemetry pmt_discovery pmt_class intel_pmc_ssram_telemetry acpi_pad intel_vsec acpi_tad vfat joydev fat loop nfnetlink zram lz4hc_compress lz4_compress nouveau drm_ttm_helper ttm gpu_sched nvme i2c_algo_bit nvme_core drm_gpuvm polyval_clmulni drm_exec ghash_clmulni_intel mxm_wmi nvme_keyring nvme_auth drm_display_helper hkdf uas hid_microsoft usb_storage ff_memless video cec intel_oc_wdt wmi pinctrl_cannonlake i2c_dev fuse
CPU: 3 UID: 1000 PID: 2151 Comm: KMS thread Tainted: G        W           6.18.7-100.fc42.x86_64 #1 PREEMPT(lazy) 
Tainted: [W]=WARN
Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./C246 WS, BIOS P2.20 10/16/2019
RIP: 0010:nv50_dmac_wait+0x1fd/0x210 [nouveau]
Code: 00 00 00 49 89 45 78 e8 01 fd ff ff e9 6e fe ff ff 4c 89 ef e8 f4 fc ff ff e9 56 ff ff ff 0f 0b b8 ea ff ff ff e9 05 ff ff ff <0f> 0b b8 92 ff ff ff e9 f9 fe ff ff e8 22 da dd d5 66 90 90 90 90
RSP: 0018:ffffd01cc744f9b8 EFLAGS: 00010282
RAX: ffffffffffffff92 RBX: ffffd01cc744f9b8 RCX: 0000000000000010
RDX: 0000000000000001 RSI: ffffd01cc744f8e8 RDI: ffffd01cc744f988
RBP: 0000000000000003 R08: 0000000000000000 R09: 00000235f827b4a0
R10: 0000000000000000 R11: 00000235f827b4a0 R12: 0000000000000000
R13: ffff8c9f461bfc50 R14: ffff8c9f4fb7ae00 R15: ffff8c9f4c816d80
FS:  00007f9abfe696c0(0000) GS:ffff8ca3097a9000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd3fb372000 CR3: 0000000173466006 CR4: 00000000003726f0
Call Trace:
 <TASK>
 core507d_update+0x101/0x150 [nouveau]
 nv50_disp_atomic_commit_tail+0x764/0x780 [nouveau]
 nv50_disp_atomic_commit.part.0+0x174/0x1a0 [nouveau]
 ? nv50_disp_atomic_commit+0x27/0x80 [nouveau]
 drm_atomic_commit+0xb1/0xe0
 ? __pfx___drm_printfn_info+0x10/0x10
 drm_atomic_helper_update_plane+0xf1/0x150
 drm_mode_cursor_universal+0xf1/0x2c0
 ? __pfx_drm_mode_cursor2_ioctl+0x10/0x10
 drm_mode_cursor_common+0xfb/0x230
 ? __pfx_drm_mode_cursor2_ioctl+0x10/0x10
 drm_ioctl_kernel+0xae/0x100
 drm_ioctl+0x2a8/0x550
 ? __pfx_drm_mode_cursor2_ioctl+0x10/0x10
 nouveau_drm_ioctl+0x58/0xc0 [nouveau]
 __x64_sys_ioctl+0x97/0xe0
 do_syscall_64+0x7e/0x7f0
 ? do_syscall_64+0xb6/0x7f0
 ? irqentry_exit_to_user_mode+0x2c/0x1c0
 entry_SYSCALL_64_after_hwframe+0x76/0x7e
RIP: 0033:0x7f9afad000ed
Code: 04 25 28 00 00 00 48 89 45 c8 31 c0 48 8d 45 10 c7 45 b0 10 00 00 00 48 89 45 b8 48 8d 45 d0 48 89 45 c0 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1a 48 8b 45 c8 64 48 2b 04 25 28 00 00 00
RSP: 002b:00007f9abfe67a50 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f9ad802f700 RCX: 00007f9afad000ed
RDX: 00007f9abfe67ae0 RSI: 00000000c02464bb RDI: 000000000000000c
RBP: 00007f9abfe67aa0 R08: 0000000000000100 R09: 0000000000000003
R10: 00007f9ab8004ba0 R11: 0000000000000246 R12: 00007f9abfe67ae0
R13: 00000000c02464bb R14: 000000000000000c R15: 0000564a03e127f0
 </TASK>