Backtrace

WARNING: CPU: 6 PID: 2931 at drivers/gpu/drm/nouveau/nouveau_gem.c:164 nouveau_gem_object_close+0x1b7/0x1e0 [nouveau]
Modules linked in: usblp lp parport uinput rfcomm snd_seq_dummy snd_hrtimer xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc ccm 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 ip6_tables iptable_filter cmac snd_sof_pci snd_sof_intel_hda_common bnep snd_sof_intel_hda snd_sof_intel_byt snd_sof_intel_ipc snd_sof snd_sof_xtensa_dsp snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_hda_codec_realtek snd_soc_sst_ipc snd_soc_sst_dsp snd_hda_codec_generic snd_soc_acpi_intel_match ledtrig_audio snd_hda_codec_hdmi snd_soc_acpi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation
 snd_soc_core sunrpc snd_compress snd_pcm_dmaengine x86_pkg_temp_thermal intel_powerclamp soundwire_cadence coretemp snd_hda_codec iwlmvm kvm_intel snd_hda_core ac97_bus iTCO_wdt snd_hwdep mac80211 vfat intel_pmc_bxt kvm libarc4 fat iTCO_vendor_support snd_seq mei_hdcp intel_rapl_msr uvcvideo irqbypass snd_seq_device videobuf2_vmalloc rapl iwlwifi snd_pcm intel_cstate videobuf2_memops btusb videobuf2_v4l2 snd_timer btrtl intel_uncore videobuf2_common pcspkr btbcm snd mei_me btintel i2c_i801 videodev wmi_bmof soundcore i2c_smbus cfg80211 bluetooth rtsx_usb_ms processor_thermal_device mei mc idma64 processor_thermal_rfim memstick joydev ecdh_generic processor_thermal_mbox ucsi_acpi processor_thermal_rapl rfkill typec_ucsi intel_rapl_common int3403_thermal ecc intel_soc_dts_iosf intel_pch_thermal typec int340x_thermal_zone int3400_thermal acpi_thermal_rel acpi_pad acpi_tad zram ip_tables rtsx_usb_sdmmc mmc_core rtsx_usb i915 nouveau hid_multitouch drm_ttm_helper ttm
 i2c_algo_bit drm_kms_helper mxm_wmi crct10dif_pclmul crc32_pclmul cec crc32c_intel drm ghash_clmulni_intel r8169 serio_raw i2c_hid wmi video pinctrl_cannonlake fuse
CPU: 6 PID: 2931 Comm: pool-gnome-shel Not tainted 5.11.18-300.fc34.x86_64 #1
Hardware name: SAMSUNG ELECTRONICS CO., LTD. 760XBE/NP760XBE-XW1BR, BIOS P03REZ.041.191104.FL 11/04/2019
RIP: 0010:nouveau_gem_object_close+0x1b7/0x1e0 [nouveau]
Code: 89 6d 10 4c 89 6d 18 48 89 2c 24 48 8d 7d 30 e8 ef 28 03 00 48 89 e7 e8 27 2a 00 00 e9 70 ff ff ff 4c 89 6d 10 e9 27 ff ff ff <0f> 0b e9 6d ff ff ff 31 f6 ba d0 07 00 00 4c 89 f7 e8 33 eb 34 fb
RSP: 0018:ffffb8758371bc00 EFLAGS: 00010283
RAX: 00000000ffffffea RBX: ffff99d8fc71bc00 RCX: 0000000000000000
RDX: 0000000000000001 RSI: 0000000000000206 RDI: 0000000000000206
RBP: ffff99d8c48bea40 R08: 0000000000000001 R09: 0000000000000000
R10: ffff99d8c48be7c0 R11: 0000000000000000 R12: ffff99d8c18f40c8
R13: 0000000000000001 R14: ffff99d901cbe238 R15: ffff99d90b33eb88
FS:  0000000000000000(0000) GS:ffff99dc2dd80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9688a2c290 CR3: 000000015ba10005 CR4: 00000000003706e0
Call Trace:
 drm_gem_object_release_handle+0x2b/0x80 [drm]
 ? drm_gem_object_handle_put_unlocked+0xd0/0xd0 [drm]
 idr_for_each+0x4e/0xc0
 drm_gem_release+0x1c/0x30 [drm]
 drm_file_free.part.0+0x1e3/0x250 [drm]
 drm_release+0x65/0x110 [drm]
 __fput+0x94/0x240
 task_work_run+0x65/0xa0
 do_exit+0x35f/0xac0
 do_group_exit+0x33/0xa0
 get_signal+0x14f/0x8a0
 ? update_load_avg+0x7a/0x5c0
 arch_do_signal_or_restart+0xf2/0x700
 ? put_prev_entity+0xda/0x190
 ? switch_mm_irqs_off+0x58/0x440
 ? __switch_to_asm+0x42/0x70
 ? __switch_to+0x11b/0x460
 ? __x64_sys_futex+0x73/0x1b0
 exit_to_user_mode_prepare+0xde/0x1b0
 syscall_exit_to_user_mode+0x18/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f88d39bca8a
Code: Unable to access opcode bytes at RIP 0x7f88d39bca60.
RSP: 002b:00007f8843ffdbb0 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007f88d39bca8a
RDX: 0000000000000000 RSI: 0000000000000189 RDI: 00007f88b4025e0c
RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000ffffffff
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f88b4025e0c R14: 0000000000000001 R15: 0000000000000000