Backtrace

WARNING: CPU: 0 PID: 5290 at kernel/dma/debug.c:1182 debug_dma_map_sg+0x1f0/0x340
Modules linked in: hid_logitech_hidpp uhid uinput rfcomm snd_seq_dummy snd_hrtimer v4l2loopback(OE) xt_CHECKSUM xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp bridge stp llc xt_mark nft_counter ccm nft_objref xt_MASQUERADE xt_comment nft_compat tun 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 ip_set nf_tables nfnetlink cmac bnep sunrpc vfat fat squashfs loop elan_i2c ee1004 iTCO_wdt intel_pmc_bxt iTCO_vendor_support mei_hdcp uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common btusb videodev btrtl btbcm btintel bluetooth mc intel_rapl_msr cdc_acm ecdh_generic ecc x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel snd_hda_codec_hdmi kvm snd_soc_skl snd_soc_hdac_hda iwlmvm snd_hda_ext_core snd_soc_sst_ipc snd_soc_sst_dsp snd_soc_acpi_intel_match snd_soc_acpi mac80211
 snd_soc_core snd_hda_codec_realtek irqbypass rapl snd_hda_codec_generic intel_cstate snd_compress snd_pcm_dmaengine ac97_bus intel_uncore libarc4 snd_hda_intel snd_intel_dspcfg snd_intel_sdw_acpi snd_hda_codec snd_hda_core iwlwifi snd_hwdep snd_seq snd_seq_device joydev cfg80211 snd_pcm intel_wmi_thunderbolt wmi_bmof pcspkr i2c_i801 i2c_smbus snd_timer idma64 ucsi_acpi typec_ucsi typec thinkpad_acpi platform_profile ledtrig_audio snd soundcore rfkill int3403_thermal mei_me mei intel_pch_thermal int3400_thermal acpi_thermal_rel acpi_pad processor_thermal_device processor_thermal_rfim processor_thermal_mbox intel_xhci_usb_role_switch processor_thermal_rapl intel_rapl_common int340x_thermal_zone intel_soc_dts_iosf binfmt_misc zram ip_tables dm_crypt trusted i915 crct10dif_pclmul crc32_pclmul crc32c_intel ghash_clmulni_intel i2c_algo_bit drm_kms_helper nvme cec uas serio_raw nvme_core e1000e drm usb_storage wmi video cdc_mbim cdc_wdm cdc_ncm cdc_ether usbnet mii fuse
CPU: 0 PID: 5290 Comm: Xwayland Tainted: G        W  OE     5.12.9-300.fc34.x86_64+debug #1
Hardware name: LENOVO 20L8S02D00/20L8S02D00, BIOS N22ET65W (1.42 ) 06/04/2020
RIP: 0010:debug_dma_map_sg+0x1f0/0x340
Code: 89 4c 24 08 e8 11 ef 74 00 48 8b 4c 24 08 4c 8b 44 24 10 4c 8b 4c 24 18 48 89 c6 4c 89 fa 48 c7 c7 b8 fa 5d 9b e8 66 5b b6 00 <0f> 0b 8b 05 28 0c ee 01 85 c0 0f 84 01 01 00 00 4c 89 f7 41 83 c4
RSP: 0018:ffffbc3082fe7be0 EFLAGS: 00010282
RAX: 0000000000000090 RBX: ffff9a9c8296a0c8 RCX: 0000000000000027
RDX: ffff9aa1e99daae8 RSI: 0000000000000001 RDI: ffff9aa1e99daae0
RBP: 0000000000000035 R08: 0000000000000000 R09: 0000000000000000
R10: ffffbc3082fe7a18 R11: ffffffff9bd65668 R12: 0000000000000032
R13: ffff9a9fe3bf6e40 R14: ffff9a9c81219400 R15: ffff9a9c81afc160
FS:  00007ff90f6d3a00(0000) GS:ffff9aa1e9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd84c066fe0 CR3: 0000000220110001 CR4: 00000000003706f0
Call Trace:
 dma_map_sg_attrs+0x5f/0x90
 i915_gem_gtt_prepare_pages+0x55/0x70 [i915]
 shmem_get_pages+0x248/0x610 [i915]
 ? kfree+0x228/0x4d0
 ? __i915_gem_object_get_pages+0x20/0xa0 [i915]
 ? lock_release+0x1ed/0x410
 ? lock_acquire+0x179/0x3a0
 __i915_gem_object_get_pages+0x72/0xa0 [i915]
 i915_gem_set_domain_ioctl+0x21f/0x2c0 [i915]
 ? i915_gem_object_set_to_cpu_domain+0xf0/0xf0 [i915]
 drm_ioctl_kernel+0x89/0xe0 [drm]
 drm_ioctl+0x20f/0x3c0 [drm]
 ? i915_gem_object_set_to_cpu_domain+0xf0/0xf0 [i915]
 ? lock_release+0x1ed/0x410
 ? lock_release+0x1ed/0x410
 __x64_sys_ioctl+0x82/0xb0
 do_syscall_64+0x33/0x40
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7ff9100ea0ab
Code: ff ff ff 85 c0 79 9b 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 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 95 bd 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007ffd30a58ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000055d8d50f4460 RCX: 00007ff9100ea0ab
RDX: 00007ffd30a58f14 RSI: 00000000400c645f RDI: 000000000000000d
RBP: 00007ffd30a58fa0 R08: 000055d8d5f68fc0 R09: 000055d8d4f2e010
R10: 00007ff9101b6a00 R11: 0000000000000246 R12: 000055d8d5f68fc0
R13: 00007ffd30a58f14 R14: 000055d8d50f4478 R15: 000000000000000d
irq event stamp: 5373292
hardirqs last  enabled at (5373291): [<ffffffff9ad6eb97>] _raw_spin_unlock_irqrestore+0x37/0x40
hardirqs last disabled at (5373292): [<ffffffff9ad68457>] __schedule+0x6f7/0xb40
softirqs last  enabled at (5372932): [<ffffffff9a0e87e4>] __irq_exit_rcu+0xe4/0x130
softirqs last disabled at (5372925): [<ffffffff9a0e87e4>] __irq_exit_rcu+0xe4/0x130