Backtrace

WARNING: CPU: 2 PID: 121404 at drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_link_encoder.c:216 dcn21_link_encoder_acquire_phy+0xf1/0x140 [amdgpu]
Modules linked in: cdc_ether usbnet rc_cec ccm usblp ses enclosure scsi_transport_sas uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc 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 bnep sunrpc snd_soc_dmic snd_acp3x_rn snd_acp3x_pdm_dma snd_soc_core snd_compress ac97_bus snd_pcm_dmaengine edac_mce_amd kvm_amd kvm irqbypass rapl rtw88_8822ce rtw88_8822c snd_hda_codec_realtek hp_wmi vfat pcspkr sparse_keymap wmi_bmof squashfs rtw88_pci fat snd_hda_codec_generic btusb btrtl ledtrig_audio rtw88_core joydev btbcm snd_hda_codec_hdmi btintel loop uvcvideo
 snd_hda_intel bluetooth videobuf2_vmalloc snd_intel_dspcfg sp5100_tco k10temp mac80211 videobuf2_memops snd_hda_codec videobuf2_v4l2 i2c_piix4 videobuf2_common snd_hda_core snd_rn_pci_acp3x ecdh_generic snd_hwdep snd_pci_acp3x snd_seq ecc videodev snd_seq_device cfg80211 snd_pcm mc ftdi_sio snd_timer snd rfkill soundcore libarc4 ucsi_acpi typec_ucsi typec acpi_cpufreq acpi_tad zram ip_tables dm_crypt r8152 mii uas usb_storage amdgpu hid_multitouch rtsx_pci_sdmmc mmc_core iommu_v2 gpu_sched i2c_algo_bit crct10dif_pclmul crc32_pclmul ttm crc32c_intel drm_kms_helper nvme ghash_clmulni_intel cec ccp nvme_core drm rtsx_pci serio_raw wmi video pinctrl_amd i2c_hid fuse
CPU: 2 PID: 121404 Comm: kworker/2:1 Tainted: G        W         5.9.16-200.fc33.x86_64 #1
Hardware name: HP HP ENVY x360 Convertible 13-ay0xxx/876E, BIOS F.13 09/09/2020
Workqueue: events dm_irq_work_func [amdgpu]
RIP: 0010:dcn21_link_encoder_acquire_phy+0xf1/0x140 [amdgpu]
Code: 78 0f b6 8a 8a 00 00 00 44 8b 80 28 02 00 00 ba 01 00 00 00 41 b9 01 00 00 00 e8 0a 6a 04 00 b8 01 00 00 00 48 83 c4 08 5b c3 <0f> 0b 48 83 c4 08 31 c0 5b c3 0f 0b 48 8b 53 60 48 8b 43 68 41 b9
RSP: 0018:ffffb0ff82d63c08 EFLAGS: 00010246
RAX: 0000000000163333 RBX: ffff892834a42b00 RCX: 0000000000000011
RDX: 0000000000000000 RSI: 000000000000608e RDI: ffff892830560000
RBP: ffff892834a42b00 R08: ffffb0ff82d63c0c R09: ffffb0ff82d63cf0
R10: 0000000000000001 R11: 0000000000000003 R12: 0000000000000008
R13: ffffb0ff82d63cf0 R14: ffff892834a42b00 R15: ffff892613a22008
FS:  0000000000000000(0000) GS:ffff89283f680000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055e5ec6c5218 CR3: 00000003bd338000 CR4: 0000000000350ee0
Call Trace:
 dcn21_link_encoder_enable_dp_output+0x18/0x3c0 [amdgpu]
 dp_enable_link_phy+0x1b8/0x200 [amdgpu]
 perform_link_training_with_retries+0xfe/0x150 [amdgpu]
 enable_link_dp+0xd5/0x200 [amdgpu]
 core_link_enable_stream+0x67b/0x7f0 [amdgpu]
 ? core_link_disable_stream+0xa5/0x1d0 [amdgpu]
 dc_link_handle_hpd_rx_irq+0x719/0x740 [amdgpu]
 handle_hpd_rx_irq+0x6d/0x300 [amdgpu]
 ? __switch_to_asm+0x36/0x70
 dm_irq_work_func+0x49/0x60 [amdgpu]
 process_one_work+0x1b4/0x370
 worker_thread+0x53/0x3e0
 ? process_one_work+0x370/0x370
 kthread+0x11b/0x140
 ? __kthread_bind_mask+0x60/0x60
 ret_from_fork+0x22/0x30