Backtrace

WARNING: CPU: 7 PID: 1106595 at lib/refcount.c:22 refcount_warn_saturate+0x51/0x110
Modules linked in: tls uinput rfcomm snd_seq_dummy snd_hrtimer 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 nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nvidia_drm(POE) nvidia_modeset(POE) ip_set nf_tables nvidia_uvm(POE) nfnetlink qrtr nvidia(POE) bnep binfmt_misc sunrpc snd_sof_pci_intel_cnl snd_sof_intel_hda_common soundwire_intel soundwire_generic_allocation soundwire_cadence snd_sof_intel_hda snd_sof_pci snd_sof_xtensa_dsp snd_sof snd_sof_utils snd_hda_codec_hdmi soundwire_bus snd_soc_skl snd_soc_hdac_hda snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_ctl_led snd_soc_acpi_intel_match snd_soc_acpi iwlmvm intel_rapl_msr intel_rapl_common snd_soc_core snd_hda_codec_realtek snd_hda_codec_generic intel_tcc_cooling snd_compress x86_pkg_temp_thermal vfat ac97_bus ledtrig_audio intel_powerclamp fat snd_pcm_dmaengine coretemp
 mac80211 snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi kvm_intel snd_hda_codec uvcvideo libarc4 snd_hda_core kvm iTCO_wdt mei_hdcp intel_pmc_bxt mei_pxp snd_hwdep snd_seq btusb videobuf2_vmalloc snd_seq_device iTCO_vendor_support ee1004 irqbypass videobuf2_memops videobuf2_v4l2 btrtl rapl btbcm iwlwifi snd_pcm intel_cstate btintel snd_timer intel_uncore btmtk videobuf2_common snd acer_wmi i2c_i801 pcspkr mei_me intel_wmi_thunderbolt sparse_keymap i2c_smbus soundcore wmi_bmof cfg80211 bluetooth videodev mei joydev mc idma64 rfkill intel_pch_thermal acpi_pad acer_wireless zram i915 drm_buddy nvme drm_display_helper rtsx_pci_sdmmc nvme_core mmc_core cec hid_multitouch crct10dif_pclmul crc32_pclmul crc32c_intel polyval_clmulni polyval_generic ghash_clmulni_intel serio_raw r8169 nvme_common rtsx_pci i2c_hid_acpi ttm i2c_hid wmi video pinctrl_cannonlake ip6_tables ip_tables fuse
CPU: 7 PID: 1106595 Comm: UnityGfxDeviceW Tainted: P        W  OE      6.0.15-300.fc37.x86_64 #1
Hardware name: Acer Aspire A515-52G/Raticate_WL, BIOS V1.16 08/23/2019
RIP: 0010:refcount_warn_saturate+0x51/0x110
Code: 84 bc 00 00 00 c3 cc cc cc cc 85 f6 74 23 80 3d 29 bd bd 01 00 75 ee 48 c7 c7 20 41 7c a7 c6 05 19 bd bd 01 01 e8 de 51 66 00 <0f> 0b c3 cc cc cc cc 80 3d 07 bd bd 01 00 75 cb 48 c7 c7 20 41 7c
RSP: 0018:ffffaacb0975ba20 EFLAGS: 00010296
RAX: 0000000000000026 RBX: ffff93d2dfb547f0 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffffa77aac9a RDI: 00000000ffffffff
RBP: ffffaacb0975ba28 R08: 0000000000000000 R09: ffffaacb0975b8c0
R10: 0000000000000003 R11: ffffffffa8146328 R12: ffff93d2e15baae0
R13: 0000000000000001 R14: ffff93d2dfb54828 R15: ffff93d5a8e86900
FS:  00007fb6310096c0(0000) GS:ffff93d5de5c0000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f898b2b1190 CR3: 000000031644a004 CR4: 00000000003706e0
DR0: 00000000010e13b4 DR1: 00000000010e1168 DR2: 00000000010e15f0
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 dma_buf_poll_add_cb+0xec/0x120
 dma_buf_poll+0x177/0x270
 do_sys_poll+0x2b9/0x5e0
 ? poll_initwait+0x40/0x40
 ? __pollwait+0xe0/0xe0
 __x64_sys_poll+0x3a/0x120
 do_syscall_64+0x58/0x80
 ? do_syscall_64+0x67/0x80
 ? do_syscall_64+0x67/0x80
 ? __irq_exit_rcu+0x3d/0x140
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb6fa64205f
Code: 54 24 1c 48 89 74 24 10 48 89 7c 24 08 e8 99 85 f8 ff 8b 54 24 1c 48 8b 74 24 10 41 89 c0 48 8b 7c 24 08 b8 07 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 89 44 24 08 e8 ed 85 f8 ff 8b 44
RSP: 002b:00007fb631007c10 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
RAX: ffffffffffffffda RBX: 00007fb631007c48 RCX: 00007fb6fa64205f
RDX: 00000000ffffffff RSI: 0000000000000001 RDI: 00007fb631007c48
RBP: 0000000000deab98 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000046730630 R11: 0000000000000293 R12: 0000000000acc840
R13: 0000000000deac40 R14: 00000000007b21c0 R15: 00007fb60e673200
 </TASK>