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+0100 From: Julian Wollrath To: amd-gfx@lists.freedesktop.org Subject: 7.0-rc4 dcn31_program_compbuf_size trace Message-ID: <20260316094232.6bb6f0bf@schienar> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:Yjdgw0bTccXuSITL5NgHugA9ZakCBKaP31S0o1v8xZnnVrSa+Jf qUDVRVE2Yof80nr7J3QR3FQoMQCUTmokQ6hqeuV8FCdsdDzxtFADWSSrxhOj9DGUlEBZ7jd eStqi/ADq1dWw4sWwGpAKr6Phq4i54B/JA/J4a8NGpvmxLuLuc5pK1s6r4evWvkPsE03BmM 1HfY3MQMclF+HCt6S89vQ== UI-OutboundReport: notjunk:1;M01:P0:vBUcM08RNBs=;htEo2NgmoRxoeS0HQ53tMGqkhjO 8qjB0M7PS9fGytQxttNJzOpz5t4ISDLQeDkGOLJx+eXmwzKsZoPFqlefPVptYbgeoguRguUMa CGKzmLwFvkojsiv8Ys2cotrVtFsmXD9kSndyvApaXsZIxsZHPr/aF5Tn5En7+SEpjPq3RoAuu w4k5p6G7xznAj5mRVQWnXAa39dfvPk7v9pn91uRWQdDV/4R10dm3+r+k7JM95ZTKgSePXp/oM Ud8edaDhynieueHbRjRXlpS+lNkIXAyj4TkMoQfF0obAFGCk4mxCSuBRvLVm+ABUMZXmrv9U2 2ev2B5BAuonc9YSk9cLw28EWCLnlwvPp53uWKwp/WSsoVDOmfwk6CceIH8zLi2ZO7+qmKOgz/ 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lcAnH/K9QSmSSRqONxE78ekhClhB0PBKXyXEEs6R5YaNhB43bO5bIw15k8iitIzlMmsQQ4eol s9qQuuNtCI75vYycCULpoZN1oua5p3dd91wVjmQEwlCSIC+CAKRtETAV6hu80tRMZr/GvnmCe 9ImagxOupas5KY1BmrD1Wg9Wx5FybTOkWoQ830cG97Xq06SOYOCzY12xqyxD1oOUgQjA1z6Gd LXgbnGCD6YInkRqVHa03WL85aQ+s0XzBuL/rziM8eQgF+/5X+SqCzdfBxVGqf6q6Mr6yuX6ga eyf81eCA5DizSqc2eG+d/2MO5WnTb5EzytvrdlvDvgygIh/Mtd1QZQ1KqEhL6tT2I3/Tj4csB H58E94ez2wAP86II53PvW4o0h/Pv7dmqhhZuZyDzoQMneBECvu02GJr36eI/GIGh1olA+llpf 22Bf0KLWL0eCsuMZUwSeA4dbTZaUFwJ1ERcfvwFOuTgR85R2EkFcHnFHAc5mUqNi2Ox6WZnOQ /VaKm9/dTkhOWf2rm9IoZP3SRxMHqzYDGfRpbU0xX5aHNje1u74/MWuWqrTzS6DQFpc8MRLTb wRBnO8A0Y2TD8U63r0CVIRFACpaBrEK/r2eW8cuZZHLP82lt8AffmPejw5dNHeFo6w4jW2xRG a0ac7Dg0wJFAGCxz8ukZvYOTjpNnPIq6DnrrTEeP3kyDpU40Ebu+ByPSKx9rfrHxo0+YE6qzv 3dIFKvfI0MDh88OO1gVT1skJOZyidcwrtM+0Vu1a+FUdWAcVTbktoWwczkxd+bIYDCy/him4k 1C1C5WUDh6JRHX2sDV/K4OjAS+0lQU28Bly0+koI18rMkj64hc2SrDToIgcXEm2vUcyDQHQPQ QToOxBDghY0meAVYllMxpaJK2s+iqcWjOD81siBssN3J6ugqhIv2oMdA+LqMYfnbOR7g6rU8b wRku4g1jamwfsZXtjqaO4cteO6MWPktstdkdrlmOdUVWZ9dqI6fzKMob/qX5BQsCnU8ijLATH r963Ln5reh1GMoZTWr7j8TKdz7C4DQ0FpsA9q/2XQia2/GFUHYgfPSDTrcibull9mJJ830mmx /0EIckow= X-Mailman-Approved-At: Mon, 16 Mar 2026 13:28:00 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" Dear maintainers, when turning the display of via 'xset dpms force off' I observe the following warning and trace under 7.0-rc4 with a AMD Ryzen 7 PRO 8840U w/ Radeon 780M Graphics card. This I did not observe under 6.19.7. kernel: amdgpu 0000:c4:00.0: [drm] REG_WAIT timeout 1us * 100 tries - dcn31= _program_compbuf_size line:142 kernel: ------------[ cut here ]------------ kernel: WARNING: drivers/gpu/drm/amd/amdgpu/../display/dc/hubbub/dcn31/dcn3= 1_hubbub.c:151 at dcn31_program_compbuf_size+0xd2/0x230 [amdgpu], CPU#2: Xo= rg/1207 kernel: Modules linked in: r8153_ecm hid_apple apple_mfi_fastcharge usbhid = r8152 rfcomm snd_seq_dummy snd_hrtimer snd_seq snd_seq_device michael_mic 8= 021q garp stp mrp llc uhid algif_hash algif_skcipher af_alg qrtr_mhi bnep b= infmt_misc nls_iso8859_1 nls_cp437 vfat fat edac_mce_amd edac_core ext4 mbc= ache jbd2 ucsi_acpi typec_ucsi roles amd_atl typec spd5118 kvm_amd snd_soc_= ps_mach snd_soc_dmic snd_ps_pdm_dma regmap_i2c qrtr uvcvideo videobuf2_vmal= loc kvm videobuf2_memops ath11k_pci uvc mhi irqbypass videobuf2_v4l2 ghash_= clmulni_intel think_lmi snd_ctl_led snd_sof_amd_acp63 ath11k rapl cdc_mbim = btusb snd_hda_codec_alc269 snd_sof_amd_acp qmi_helpers videodev cdc_wdm bti= ntel snd_sof_xtensa_dsp snd_hda_scodec_component amdgpu snd_sof_pci firmwar= e_attributes_class wmi_bmof cdc_ncm videobuf2_common snd_hda_codec_realtek_= lib bluetooth mc cdc_ether mac80211 snd_hda_codec_generic snd_sof usbnet mi= i snd_sof_utils i2c_algo_bit libarc4 drm_ttm_helper snd_pci_ps snd_hda_code= c_atihdmi k10temp ttm snd_soc_acpi_amd_match kernel: snd_hda_codec_hdmi agpgart snd_acp_config cfg80211 drm_exec snd_am= d_sdw_acpi thunderbolt r8169 drm_suballoc_helper soundwire_amd mfd_core ac = soundwire_generic_allocation drm_buddy snd_soc_acpi snd_hda_intel drm_panel= _backlight_quirks snd_intel_dspcfg soundwire_bus amd_pmf gpu_sched snd_hda_= codec amdtee amdxcp sp5100_tco snd_soc_core snd_hda_core amd_sfh watchdog d= rm_display_helper snd_compress snd_hwdep tpm_crb tee button cec snd_pcm crc= 16 i2c_piix4 mousedev snd_timer amd_pmc i2c_smbus nft_ct nf_conntrack nf_de= frag_ipv6 nf_defrag_ipv4 nft_limit sch_fq_codel parport_pc msr parport nf_t= ables fuse efi_pstore configfs nfnetlink efivarfs tpm libaescfb ecdh_generi= c autofs4 xfs dm_crypt dm_mod hid_multitouch hid_generic i2c_hid_acpi i2c_h= id thinkpad_acpi input_leds nvme psmouse xhci_pci nvram sparse_keymap atkbd= nvme_core xhci_hcd i2c_designware_platform platform_profile vivaldi_fmap e= vdev aesni_intel serio_raw snd nvme_keyring usbcore soundcore battery usb_c= ommon rfkill nvme_auth ccp hkdf rng_core fan thermal kernel: i2c_designware_core simpledrm drm_client_lib drm_shmem_helper drm_= sysfb_helper drm_kms_helper drm kernel: CPU: 2 UID: 0 PID: 1207 Comm: Xorg Not tainted 7.0.0-rc4 #1 PREEMPT kernel: Hardware name: LENOVO 21MCS03F00/21MCS03F00, BIOS R2LET37W (1.18 ) = 11/25/2025 kernel: RIP: 0010:dcn31_program_compbuf_size+0xd2/0x230 [amdgpu] kernel: Code: 00 48 8b 43 28 8b 88 d8 01 00 00 48 8b 43 20 0f b6 50 76 48 8= b 43 18 8b b0 14 01 00 00 e8 b6 d3 0b 00 85 c0 0f 85 32 01 00 00 <0f> 0b 48= 8b 44 24 08 65 48 2b 05 6f 34 9f ce 0f 85 35 01 00 00 48 kernel: RSP: 0018:ffffd27ac33376e8 EFLAGS: 00010202 kernel: RAX: 0000000000000001 RBX: ffff8f3fa057c800 RCX: 0000000080041619 kernel: RDX: ffffd27ac510e5e8 RSI: 000000000000397a RDI: ffff8f3eda180000 kernel: RBP: 0000000000000004 R08: 0000000080041619 R09: 000000000000397a kernel: R10: 0000000000000064 R11: ffffd27ac33373f8 R12: ffff8f3ec5c00000 kernel: R13: ffff8f3f61800000 R14: ffff8f3fa057c800 R15: 0000000000000004 kernel: FS: 00007f505be98b80(0000) GS:ffff8f466e70c000(0000) knlGS:0000000= 000000000 kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 kernel: CR2: 00007faaf46f5f40 CR3: 0000000106478000 CR4: 0000000000750ef0 kernel: PKRU: 55555554 kernel: Call Trace: kernel: kernel: dcn20_optimize_bandwidth+0xe6/0x220 [amdgpu] kernel: dc_commit_state_no_check+0xc1e/0xe90 [amdgpu] kernel: dc_commit_streams+0x2f9/0x4f0 [amdgpu] kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? dm_read_reg_func+0x5c/0x100 [amdgpu] kernel: amdgpu_dm_atomic_commit_tail+0x51f/0x34c0 [amdgpu] kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? dcn30_internal_validate_bw+0x890/0x960 [amdgpu] kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? dcn314_validate_bandwidth+0xf7/0x2e0 [amdgpu] kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? dma_resv_get_fences+0xb2/0x290 kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? dma_resv_get_singleton+0x43/0x130 kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? wait_for_completion_timeout+0xf7/0x130 kernel: commit_tail+0x9d/0x130 [drm_kms_helper] kernel: drm_atomic_helper_commit+0x13c/0x180 [drm_kms_helper] kernel: drm_atomic_commit+0xb1/0xe0 [drm] kernel: ? drm_plane_create_color_pipeline_property.cold+0x29/0x29 [drm] kernel: drm_atomic_connector_commit_dpms+0xfa/0x110 [drm] kernel: drm_mode_obj_set_property_ioctl+0x1b4/0x3b0 [drm] kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? drm_connector_set_obj_prop+0xa0/0xa0 [drm] kernel: drm_connector_property_set_ioctl+0x3c/0x60 [drm] kernel: drm_ioctl_kernel+0xae/0x100 [drm] kernel: drm_ioctl+0x29b/0x540 [drm] kernel: ? drm_connector_set_obj_prop+0xa0/0xa0 [drm] kernel: amdgpu_drm_ioctl+0x4a/0x80 [amdgpu] kernel: __x64_sys_ioctl+0x86/0xd0 kernel: do_syscall_64+0xec/0x940 kernel: ? srso_alias_return_thunk+0x5/0xfbef5 kernel: ? common_interrupt+0x3f/0xa0 kernel: entry_SYSCALL_64_after_hwframe+0x55/0x5d kernel: RIP: 0033:0x7f505c21dd3b kernel: Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 4= 8 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 kernel: RSP: 002b:00007ffda60126e0 EFLAGS: 00000246 ORIG_RAX: 0000000000000= 010 kernel: RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f505c21dd3b kernel: RDX: 00007ffda6012770 RSI: 00000000c01064ab RDI: 000000000000000f kernel: RBP: 00007ffda6012770 R08: 0000000000154eb5 R09: 7fffffffffffffff kernel: R10: 00007f505bab9cb0 R11: 0000000000000246 R12: 00000000c01064ab kernel: R13: 000000000000000f R14: 000055ba642c5c60 R15: 0000000000000000 kernel: kernel: ---[ end trace 0000000000000000 ]--- Best regards, Julian --=20 () ascii ribbon campaign - against html e-mail=20 /\ - against proprietary attachments