Backtrace

WARNING: CPU: 14 PID: 85 at drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c:44 tu102_vmm_flush+0x110/0x120 [nouveau]
Modules linked in: snd_seq_dummy snd_hrtimer uinput 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 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 rfkill ip6_tables iptable_filter nouveau video drm_ttm_helper ttm drm_kms_helper cec sunrpc snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi ucsi_ccg typec_ucsi vfat fat intel_rapl_msr typec snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation intel_rapl_common snd_soc_core snd_compress snd_pcm_dmaengine soundwire_cadence edac_mce_amd snd_usb_audio snd_hda_codec uvcvideo kvm_amd snd_hda_core snd_usbmidi_lib videobuf2_vmalloc ac97_bus snd_rawmidi snd_hwdep videobuf2_memops kvm
 videobuf2_v4l2 snd_seq videobuf2_common snd_seq_device irqbypass snd_pcm joydev videodev rapl snd_timer snd sp5100_tco mc usblp wmi_bmof pcspkr k10temp i2c_piix4 soundcore i2c_nvidia_gpu gpio_amdpt gpio_generic acpi_cpufreq drm zram ip_tables crct10dif_pclmul igb crc32_pclmul crc32c_intel mxm_wmi ghash_clmulni_intel nvme uas dca nvme_core usb_storage ccp i2c_algo_bit wmi pinctrl_amd fuse
CPU: 14 PID: 85 Comm: kworker/14:0 Tainted: G        W         5.11.12-300.fc34.x86_64 #1
Hardware name: Micro-Star International Co., Ltd. MS-7B09/X399 GAMING PRO CARBON AC (MS-7B09), BIOS 1.70 12/18/2017
Workqueue: events nouveau_cli_work [nouveau]
RIP: 0010:tu102_vmm_flush+0x110/0x120 [nouveau]
Code: 8b 40 10 48 8b 78 10 4c 8b 6f 50 4d 85 ed 75 03 4c 8b 2f e8 32 76 63 dd 4c 89 ea 48 c7 c7 cc eb 29 c1 48 89 c6 e8 3f 72 9d dd <0f> 0b eb bb 66 66 2e 0f 1f 84 00 00 00 00 00 90 0f 1f 44 00 00 ff
RSP: 0018:ffffae870070fae0 EFLAGS: 00010282
RAX: 000000000000001d RBX: ffff8923cee57400 RCX: 0000000000000027
RDX: ffff892afd598ac8 RSI: 0000000000000001 RDI: ffff892afd598ac0
RBP: 0000000001000001 R08: 0000000000000000 R09: ffffae870070f910
R10: ffffae870070f908 R11: ffff892b1f2c27a8 R12: ffff8923d3e90c20
R13: ffff8923c444def0 R14: ffff89245cd85300 R15: ffff8923c652f8a0
FS:  0000000000000000(0000) GS:ffff892afd580000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007feba56f8000 CR3: 0000000141f50000 CR4: 00000000003506e0
Call Trace:
 nvkm_vmm_iter.constprop.0+0x30f/0x7e0 [nouveau]
 ? update_sd_lb_stats.constprop.0+0xe7/0x870
 nvkm_vmm_put_locked+0xfd/0x260 [nouveau]
 ? nvkm_vmm_ptes_sparse+0x1c0/0x1c0 [nouveau]
 ? gf100_vmm_invalidate_pdb+0x30/0x30 [nouveau]
 nvkm_uvmm_mthd+0x3d3/0x760 [nouveau]
 nvkm_ioctl+0xdc/0x180 [nouveau]
 nvif_object_mthd+0x104/0x130 [nouveau]
 ? remove_pagetable+0x8c/0x704
 ? update_load_avg+0x7a/0x5c0
 nvif_vmm_put+0x37/0x50 [nouveau]
 nouveau_vma_del+0x58/0xa0 [nouveau]
 nouveau_gem_object_delete_work+0x26/0x40 [nouveau]
 nouveau_cli_work+0xcc/0x120 [nouveau]
 process_one_work+0x1ec/0x380
 worker_thread+0x53/0x3e0
 ? process_one_work+0x380/0x380
 kthread+0x11b/0x140
 ? kthread_associate_blkcg+0xa0/0xa0
 ret_from_fork+0x22/0x30