Unplug dock while suspended results in dcn21_link_encoder_acquire_phy crash on resume, *ERROR* dpcd write failed to set fec_ready, UBSAN: shift-out-of-bounds

Before submitting your bug report:

Brief summary of the problem:

Looks like a regression of #2181. Observed up to latest Linus master (v6.9-rc5-42-ge88c4cfcb7b8). Related #2032 (closed) #2759

[18380.764687]
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: SMU is resuming...
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: dpm has been disabled
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: SMU is resumed successfully!
Apr 18 13:25:15 debian kernel: [drm] DM_MST: stopping TM on aconnector: 0000000088478ccd [id: 100]
Apr 18 13:25:15 debian kernel: nvme nvme0: 8/0/0 default/read/poll queues
Apr 18 13:25:15 debian kernel: usb 3-3: reset full-speed USB device number 2 using xhci_hcd
Apr 18 13:25:15 debian kernel: ------------[ cut here ]------------
Apr 18 13:25:15 debian kernel: WARNING: CPU: 2 PID: 9256 at drivers/gpu/drm/amd/amdgpu/../display/dc/dcn21/dcn21_link_encoder.c:215 dcn21_link_encoder_acquire_phy+0x12a/0x170 [amdgpu]
Apr 18 13:25:15 debian kernel: Modules linked in: rfcomm ccm xt_conntrack nft_chain_nat xt_MASQUERADE nf_nat nf_conntrack_netlink nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xfrm_user xfrm_algo xt_addrtype nft_compat nf_tables nfnetlink br_netfilter bridge stp llc nvme_fabrics snd_seq_dummy snd_hrtimer snd_seq qrtr overlay cmac algif_hash algif_skcipher af_alg bnep binfmt_misc nls_iso8859_1 snd_acp3x_rn snd_acp3x_pdm_dma snd_soc_dmic snd_sof_amd_rembrandt snd_sof_amd_renoir snd_sof_amd_acp snd_sof_pci snd_ctl_led snd_sof_xtensa_dsp rtw89_8852ae snd_hda_codec_realtek rtw89_8852a snd_sof snd_hda_codec_generic snd_sof_utils rtw89_pci snd_hda_scodec_component snd_soc_core snd_hda_codec_hdmi snd_usb_audio rtw89_core snd_compress uvcvideo snd_pci_ps snd_hda_intel snd_usbmidi_lib snd_rpl_pci_acp6x snd_intel_dspcfg snd_hda_codec snd_ump intel_rapl_msr snd_acp_pci videobuf2_vmalloc btusb mac80211 videobuf2_memops snd_hwdep intel_rapl_common snd_rawmidi snd_acp_legacy_common ledtrig_audio uvc btrtl snd_hda_core snd_pci_acp6x snd_seq_device
Apr 18 13:25:15 debian kernel:  videobuf2_v4l2 btintel kvm_amd snd_pcm videodev btbcm libarc4 btmtk snd_pci_acp5x videobuf2_common kvm bluetooth snd_timer joydev mc snd_rn_pci_acp3x cfg80211 snd_acp_config snd hp_wmi ucsi_acpi rapl snd_soc_acpi ecdh_generic sparse_keymap typec_ucsi pcspkr ecc sp5100_tco k10temp snd_pci_acp3x wmi_bmof soundcore platform_profile ccp typec input_leds hid_multitouch serio_raw mac_hid amd_pmc acpi_tad msr parport_pc ppdev lp parport efi_pstore dmi_sysfs ip_tables x_tables autofs4 btrfs blake2b_generic libcrc32c xor raid6_pq dm_crypt usbmouse hid_microsoft ff_memless usbkbd hid_cmedia r8153_ecm cdc_ether usbnet r8152 mii uas usbhid usb_storage amdgpu amdxcp i2c_algo_bit drm_ttm_helper ttm drm_exec gpu_sched drm_suballoc_helper crct10dif_pclmul drm_buddy crc32_pclmul hid_generic polyval_clmulni drm_display_helper nvme i2c_hid_acpi polyval_generic cec nvme_core xhci_pci amd_sfh i2c_hid ghash_clmulni_intel video rc_core i2c_piix4 nvme_auth xhci_pci_renesas hid wmi aesni_intel crypto_simd cryptd
Apr 18 13:25:15 debian kernel: CPU: 2 PID: 9256 Comm: kworker/u64:43 Not tainted 6.8.0-13213-g70293240c5ce #836
Apr 18 13:25:15 debian kernel: Hardware name: HP HP Pavilion Aero Laptop 13-be0xxx/8916, BIOS F.12 04/11/2023
Apr 18 13:25:15 debian kernel: Workqueue: async async_run_entry_fn
Apr 18 13:25:15 debian kernel: RIP: 0010:dcn21_link_encoder_acquire_phy+0x12a/0x170 [amdgpu]
Apr 18 13:25:15 debian kernel: Code: 00 00 00 48 8b 55 f0 65 48 2b 14 25 28 00 00 00 75 55 48 8b 5d f8 c9 31 d2 31 c9 31 f6 31 ff 45 31 c0 45 31 c9 e9 81 2a 92 ec <0f> 0b 31 c0 eb d3 0f 0b 48 8b 53 60 48 8b 43 68 41 b9 01 00 00 00
Apr 18 13:25:15 debian kernel: RSP: 0018:ffffb3c987baf268 EFLAGS: 00010246
Apr 18 13:25:15 debian kernel: RAX: 0000000000163333 RBX: ffffa09c5a903c00 RCX: 0000000000000000
Apr 18 13:25:15 debian kernel: RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
Apr 18 13:25:15 debian kernel: RBP: ffffb3c987baf280 R08: 0000000000000000 R09: 0000000000000000
Apr 18 13:25:15 debian kernel: R10: 0000001e00000002 R11: 0000000000000010 R12: ffffb3c987baf3c8
Apr 18 13:25:15 debian kernel: R13: 0000000000000008 R14: 0000000000000008 R15: ffffa09f0c003a20
Apr 18 13:25:15 debian kernel: FS:  0000000000000000(0000) GS:ffffa09f4e300000(0000) knlGS:0000000000000000
Apr 18 13:25:15 debian kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
Apr 18 13:25:15 debian kernel: CR2: 0000787102bfae44 CR3: 000000013663a000 CR4: 0000000000f50ef0
Apr 18 13:25:15 debian kernel: PKRU: 55555554
Apr 18 13:25:15 debian kernel: Call Trace:
Apr 18 13:25:15 debian kernel:  <TASK>
Apr 18 13:25:15 debian kernel:  ? show_regs+0x6c/0x80
Apr 18 13:25:15 debian kernel:  ? __warn+0x88/0x140
Apr 18 13:25:15 debian kernel:  ? dcn21_link_encoder_acquire_phy+0x12a/0x170 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? report_bug+0x182/0x1b0
Apr 18 13:25:15 debian kernel:  ? handle_bug+0x46/0x90
Apr 18 13:25:15 debian kernel:  ? exc_invalid_op+0x18/0x80
Apr 18 13:25:15 debian kernel:  ? asm_exc_invalid_op+0x1b/0x20
Apr 18 13:25:15 debian kernel:  ? dcn21_link_encoder_acquire_phy+0x12a/0x170 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? dcn21_link_encoder_acquire_phy+0x5c/0x170 [amdgpu]
Apr 18 13:25:15 debian kernel:  dcn21_link_encoder_enable_dp_mst_output+0x1c/0x50 [amdgpu]
Apr 18 13:25:15 debian kernel:  enable_dio_dp_link_output+0x45/0xa0 [amdgpu]
Apr 18 13:25:15 debian kernel:  dce110_enable_dp_link_output+0x260/0x280 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? generic_reg_get+0x26/0x60 [amdgpu]
Apr 18 13:25:15 debian kernel:  dp_enable_link_phy+0x4b/0xc0 [amdgpu]
Apr 18 13:25:15 debian kernel:  perform_link_training_with_retries+0x1de/0x5d0 [amdgpu]
Apr 18 13:25:15 debian kernel:  enable_link_dp+0x168/0x340 [amdgpu]
Apr 18 13:25:15 debian kernel:  link_set_dpms_on+0xc95/0xee0 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? generic_reg_update_ex+0xc0/0x250 [amdgpu]
Apr 18 13:25:15 debian kernel:  dce110_apply_single_controller_ctx_to_hw+0x389/0x520 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? __folio_put+0xbb/0x100
Apr 18 13:25:15 debian kernel:  dce110_apply_ctx_to_hw+0x20d/0x380 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? dcn10_wait_for_mpcc_disconnect+0x51/0x240 [amdgpu]
Apr 18 13:25:15 debian kernel:  dc_commit_state_no_check+0x455/0x1940 [amdgpu]
Apr 18 13:25:15 debian kernel:  dc_commit_streams+0x311/0x6b0 [amdgpu]
Apr 18 13:25:15 debian kernel:  amdgpu_dm_atomic_commit_tail+0x691/0x4550 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? dcn21_validate_bandwidth+0x7e/0xa0 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? dc_validate_global_state+0x310/0x500 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? dma_resv_iter_first_unlocked+0x66/0x80
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? dma_resv_get_fences+0x5e/0x240
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? dma_resv_get_singleton+0x42/0x150
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? amdgpu_bo_gpu_offset_no_check+0x3b/0x90 [amdgpu]
Apr 18 13:25:15 debian kernel:  commit_tail+0xc2/0x190
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? drm_atomic_helper_swap_state+0x246/0x380
Apr 18 13:25:15 debian kernel:  drm_atomic_helper_commit+0x11d/0x150
Apr 18 13:25:15 debian kernel:  drm_atomic_commit+0xa0/0xe0
Apr 18 13:25:15 debian kernel:  ? __pfx___drm_printfn_info+0x10/0x10
Apr 18 13:25:15 debian kernel:  drm_atomic_helper_commit_duplicated_state+0xcd/0xf0
Apr 18 13:25:15 debian kernel:  drm_atomic_helper_resume+0xa3/0x160
Apr 18 13:25:15 debian kernel:  dm_resume+0x371/0xae0 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? _dev_info+0x75/0xa0
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  amdgpu_device_ip_resume_phase2+0xcf/0x210 [amdgpu]
Apr 18 13:25:15 debian kernel:  amdgpu_device_resume+0xc2/0x350 [amdgpu]
Apr 18 13:25:15 debian kernel:  amdgpu_pmops_resume+0x67/0xc0 [amdgpu]
Apr 18 13:25:15 debian kernel:  pci_pm_resume+0x75/0x110
Apr 18 13:25:15 debian kernel:  ? __pfx_pci_pm_resume+0x10/0x10
Apr 18 13:25:15 debian kernel:  dpm_run_callback+0x54/0x1a0
Apr 18 13:25:15 debian kernel:  device_resume+0xc5/0x2e0
Apr 18 13:25:15 debian kernel:  async_resume+0x1d/0x40
Apr 18 13:25:15 debian kernel:  async_run_entry_fn+0x33/0x130
Apr 18 13:25:15 debian kernel:  process_one_work+0x18d/0x400
Apr 18 13:25:15 debian kernel:  worker_thread+0x2ec/0x420
Apr 18 13:25:15 debian kernel:  ? __pfx_worker_thread+0x10/0x10
Apr 18 13:25:15 debian kernel:  kthread+0xf3/0x120
Apr 18 13:25:15 debian kernel:  ? __pfx_kthread+0x10/0x10
Apr 18 13:25:15 debian kernel:  ret_from_fork+0x47/0x70
Apr 18 13:25:15 debian kernel:  ? __pfx_kthread+0x10/0x10
Apr 18 13:25:15 debian kernel:  ret_from_fork_asm+0x1a/0x30
Apr 18 13:25:15 debian kernel:  </TASK>
Apr 18 13:25:15 debian kernel: ---[ end trace 0000000000000000 ]---
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: [drm] enabling link 2 failed: 15
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: ucsi_acpi USBC000:00: ucsi_handle_connector_change: ACK failed (-110)
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: [drm] enabling link 2 failed: 15
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: [drm:dp_set_fec_ready [amdgpu]] *ERROR* dpcd write failed to set fec_ready
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: [drm] enabling link 2 failed: 15
Apr 18 13:25:15 debian kernel: [drm] VCN decode and encode initialized successfully(under DPG Mode).
Apr 18 13:25:15 debian kernel: [drm] JPEG decode initialized successfully.
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring gfx uses VM inv eng 0 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.0.0 uses VM inv eng 1 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.1.0 uses VM inv eng 4 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.2.0 uses VM inv eng 5 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.3.0 uses VM inv eng 6 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.0.1 uses VM inv eng 7 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.1.1 uses VM inv eng 8 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.2.1 uses VM inv eng 9 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring comp_1.3.1 uses VM inv eng 10 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring kiq_0.2.1.0 uses VM inv eng 11 on hub 0
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring sdma0 uses VM inv eng 0 on hub 8
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring vcn_dec uses VM inv eng 1 on hub 8
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring vcn_enc0 uses VM inv eng 4 on hub 8
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring vcn_enc1 uses VM inv eng 5 on hub 8
Apr 18 13:25:15 debian kernel: amdgpu 0000:03:00.0: amdgpu: ring jpeg_dec uses VM inv eng 6 on hub 8
Apr 18 13:25:15 debian kernel: OOM killer enabled.
Apr 18 13:25:15 debian kernel: Restarting tasks ... 
Apr 18 13:25:15 debian kernel: usb 2-1.3: USB disconnect, device number 3
Apr 18 13:25:15 debian kernel: usb 2-1.3.3: USB disconnect, device number 5
Apr 18 13:25:15 debian kernel: usb 1-1: USB disconnect, device number 2
Apr 18 13:25:15 debian kernel: usb 1-1.2: USB disconnect, device number 4
Apr 18 13:25:15 debian kernel: done.
Apr 18 13:25:15 debian kernel: random: crng reseeded on system resumption
Apr 18 13:25:15 debian kernel: usb 2-1: USB disconnect, device number 2
Apr 18 13:25:15 debian kernel: Bluetooth: hci0: RTL: examining hci_ver=0b hci_rev=000a lmp_ver=0b lmp_subver=8852
Apr 18 13:25:15 debian kernel: Bluetooth: hci0: RTL: rom_version status=0 version=1
Apr 18 13:25:15 debian kernel: Bluetooth: hci0: RTL: loading rtl_bt/rtl8852au_fw.bin
Apr 18 13:25:15 debian kernel: Bluetooth: hci0: RTL: loading rtl_bt/rtl8852au_config.bin
Apr 18 13:25:15 debian kernel: Bluetooth: hci0: RTL: cfg_sz 6, total sz 47155
Apr 18 13:25:15 debian kernel: r8152-cfgselector 2-1.4: USB disconnect, device number 4
Apr 18 13:25:15 debian kernel: PM: suspend exit
Apr 18 13:25:15 debian kernel: ------------[ cut here ]------------
Apr 18 13:25:15 debian kernel: UBSAN: shift-out-of-bounds in drivers/gpu/drm/display/drm_dp_mst_topology.c:4458:36
Apr 18 13:25:15 debian kernel: shift exponent -1 is negative
Apr 18 13:25:15 debian kernel: CPU: 12 PID: 1315 Comm: Xorg Tainted: G        W          6.8.0-13213-g70293240c5ce #836
Apr 18 13:25:15 debian kernel: Hardware name: HP HP Pavilion Aero Laptop 13-be0xxx/8916, BIOS F.12 04/11/2023
Apr 18 13:25:15 debian kernel: Call Trace:
Apr 18 13:25:15 debian kernel:  <TASK>
Apr 18 13:25:15 debian kernel:  dump_stack_lvl+0x76/0xa0
Apr 18 13:25:15 debian kernel:  dump_stack+0x10/0x20
Apr 18 13:25:15 debian kernel:  __ubsan_handle_shift_out_of_bounds+0x192/0x360
Apr 18 13:25:15 debian kernel:  drm_dp_atomic_release_time_slots.cold+0x17/0x3d [drm_display_helper]
Apr 18 13:25:15 debian kernel:  dm_dp_mst_atomic_check+0x29/0x40 [amdgpu]
Apr 18 13:25:15 debian kernel:  drm_atomic_helper_check_modeset+0x4e0/0xdf0
Apr 18 13:25:15 debian kernel:  amdgpu_dm_atomic_check+0x7c/0x17f0 [amdgpu]
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? __might_sleep+0x58/0xa0
Apr 18 13:25:15 debian kernel:  drm_atomic_check_only+0x66b/0xb20
Apr 18 13:25:15 debian kernel:  ? drm_atomic_set_crtc_for_connector+0x14c/0x170
Apr 18 13:25:15 debian kernel:  drm_atomic_commit+0x5f/0xe0
Apr 18 13:25:15 debian kernel:  ? __pfx___drm_printfn_info+0x10/0x10
Apr 18 13:25:15 debian kernel:  drm_atomic_helper_set_config+0x82/0xd0
Apr 18 13:25:15 debian kernel:  drm_mode_setcrtc+0x403/0x870
Apr 18 13:25:15 debian kernel:  ? __pfx_drm_mode_setcrtc+0x10/0x10
Apr 18 13:25:15 debian kernel:  drm_ioctl_kernel+0xbc/0x120
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  drm_ioctl+0x301/0x5a0
Apr 18 13:25:15 debian kernel:  ? __pfx_drm_mode_setcrtc+0x10/0x10
Apr 18 13:25:15 debian kernel:  amdgpu_drm_ioctl+0x4e/0x90 [amdgpu]
Apr 18 13:25:15 debian kernel:  __x64_sys_ioctl+0xa3/0xf0
Apr 18 13:25:15 debian kernel:  do_syscall_64+0x78/0x140
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? syscall_exit_to_user_mode+0x75/0x1b0
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? do_syscall_64+0x84/0x140
Apr 18 13:25:15 debian kernel:  ? do_syscall_64+0x84/0x140
Apr 18 13:25:15 debian kernel:  ? do_syscall_64+0x84/0x140
Apr 18 13:25:15 debian kernel:  ? srso_alias_return_thunk+0x5/0xfbef5
Apr 18 13:25:15 debian kernel:  ? do_syscall_64+0x84/0x140
Apr 18 13:25:15 debian kernel:  ? do_syscall_64+0x84/0x140
Apr 18 13:25:15 debian kernel:  entry_SYSCALL_64_after_hwframe+0x6c/0x74
Apr 18 13:25:15 debian kernel: RIP: 0033:0x7a8f53b1cc5b
Apr 18 13:25:15 debian kernel: Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00
Apr 18 13:25:15 debian kernel: RSP: 002b:00007ffec38b1280 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
Apr 18 13:25:15 debian kernel: RAX: ffffffffffffffda RBX: 00006103dffeaf40 RCX: 00007a8f53b1cc5b
Apr 18 13:25:15 debian kernel: RDX: 00007ffec38b1310 RSI: 00000000c06864a2 RDI: 000000000000000f
Apr 18 13:25:15 debian kernel: RBP: 00007ffec38b1310 R08: 0000000000000000 R09: 0000000000000000
Apr 18 13:25:15 debian kernel: R10: 0000000000000000 R11: 0000000000000246 R12: 00000000c06864a2
Apr 18 13:25:15 debian kernel: R13: 000000000000000f R14: 0000000000000000 R15: 0000000000000000
Apr 18 13:25:15 debian kernel:  </TASK>
Apr 18 13:25:15 debian kernel: ---[ end trace ]---

Full log: 20240418-dmesg-dcn21_link_encoder_enable_dp_mst_output

Hardware description: HP Pavilion Aero Laptop 13-be0xxx/8916, BIOS F.12 04/11/2023

• CPU: AMD Ryzen 7 5800U with Radeon Graphics
• GPU: [AMD/ATI] Cezanne [Radeon Vega Series / Radeon Vega Mobile Series] [1002:1638] (rev c1)
• System Memory: 16GB
• Display(s): laptop screen 2560x1600 and 3 external monitors via USB-C dock
• Type of Display Connection: eDP + USB-C

System information:

• Debian 12
• Custom kernel: 6.8.0-13213-g70293240c5ce
• AMD official driver version: N/A

How to reproduce the issue:

• suspend laptop, unplug dock and use with another laptop, replug dock and resume laptop