Backtrace

WARNING: CPU: 3 PID: 1411 at drivers/gpu/drm/nouveau/nvkm/engine/disp/headgf119.c:78 gf119_head_state+0xdd/0x110 [nouveau]
Modules linked in: uas usb_storage binfmt_misc snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nft_objref nf_conntrack_tftp tun bridge stp llc 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 bnep sunrpc squashfs b43 cordic mac80211 cfg80211 btusb btrtl btbcm btintel ssb bluetooth mmc_core snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_intel cp210x libarc4 mei_hdcp snd_intel_dspcfg ecdh_generic snd_hda_codec ecc snd_soc_rt5640 snd_hda_core snd_soc_rl6231 intel_rapl_msr intel_rapl_common snd_soc_core snd_compress x86_pkg_temp_thermal ac97_bus intel_powerclamp coretemp snd_hwdep snd_pcm_dmaengine
 snd_seq rapl intel_cstate intel_uncore at24 pktcdvd snd_seq_device snd_pcm eeepc_wmi iTCO_wdt intel_pmc_bxt asus_wmi iTCO_vendor_support sparse_keymap rfkill snd_timer snd bcma pcspkr wmi_bmof i2c_i801 i2c_smbus soundcore mei_me lpc_ich mei acpi_pad ip_tables nouveau crct10dif_pclmul crc32_pclmul crc32c_intel mxm_wmi drm_kms_helper ghash_clmulni_intel cec ttm igb drm e1000e dca i2c_algo_bit wmi video fuse
CPU: 3 PID: 1411 Comm: Xorg Not tainted 5.8.12-200.fc32.x86_64 #1
Hardware name: ASUS All Series/Z97-DELUXE, BIOS 1304 07/11/2014
RIP: 0010:gf119_head_state+0xdd/0x110 [nouveau]
Code: 8d bb 04 04 64 00 89 45 10 49 03 7c 24 78 e8 da d1 f4 d9 c1 e8 06 89 c2 83 e2 0f 83 fa 05 74 28 77 0f a8 0d 74 19 c6 45 14 12 <0f> 0b 5b 5d 41 5c c3 83 fa 06 75 f0 5b c6 45 14 1e 5d 41 5c c3 5b
RSP: 0018:ffffaf65c0a83a40 EFLAGS: 00010006
RAX: 0000000003ffffff RBX: 0000000000000000 RCX: 0000000000000028
RDX: 000000000000000f RSI: ffff96d8ffd24a48 RDI: ffffaf65c3640404
RBP: ffff96d8ffd24a48 R08: ffff96d8ffd24a20 R09: ffffaf65c0a83ac8
R10: ffff96d90417e000 R11: 0000000000000000 R12: ffff96d9024b0800
R13: 0000000000000028 R14: ffffaf65c0a83ae0 R15: 0000000000000000
FS:  00007f4a6ccd0ec0(0000) GS:ffff96d90ecc0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000286801fbb000 CR3: 0000000805766006 CR4: 00000000001606e0
Call Trace:
 nvkm_head_mthd_scanoutpos+0x74/0xf0 [nouveau]
 nvkm_ioctl+0xde/0x180 [nouveau]
 ? update_blocked_averages+0x9f/0x610
 nvif_object_mthd+0x104/0x130 [nouveau]
 nouveau_display_scanoutpos+0x83/0x130 [nouveau]
 ? nouveau_display_vblank_disable+0x20/0x20 [nouveau]
 drm_crtc_vblank_helper_get_vblank_timestamp_internal+0xc9/0x2f0 [drm]
 drm_get_last_vbltimestamp+0x8a/0xa0 [drm]
 drm_update_vblank_count+0x79/0x210 [drm]
 ? nvif_notify_get+0x94/0xa0 [nouveau]
 drm_vblank_enable+0x112/0x150 [drm]
 drm_vblank_get+0x91/0xb0 [drm]
 drm_crtc_get_sequence_ioctl+0x8e/0x170 [drm]
 ? drm_wait_vblank_ioctl+0x740/0x740 [drm]
 drm_ioctl_kernel+0x86/0xd0 [drm]
 drm_ioctl+0x206/0x390 [drm]
 ? drm_wait_vblank_ioctl+0x740/0x740 [drm]
 ? selinux_file_ioctl+0x122/0x1c0
 nouveau_drm_ioctl+0x55/0xa0 [nouveau]
 ksys_ioctl+0x82/0xc0
 __x64_sys_ioctl+0x16/0x20
 do_syscall_64+0x4d/0x90
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f4a6d15c3bb
Code: 0f 1e fa 48 8b 05 dd aa 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 0f 1f 44 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 ad aa 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007fffa1385338 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fffa1385370 RCX: 00007f4a6d15c3bb
RDX: 00007fffa1385370 RSI: 00000000c018643b RDI: 0000000000000010
RBP: 00000000c018643b R08: 000055979d987700 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fffa1385490
R13: 0000000000000010 R14: 000055979d987d20 R15: 00007fffa13853d0