[Bug 2130419] Re: Black Screen on Startup

** Tags added: kernel-daily-bug

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https://bugs.launchpad.net/bugs/2130419

Title:
Black Screen on Startup

Status in linux package in Ubuntu:
New

Bug description:
After installing from a USB stick, a black screen appears on the
monitor. The system is still accessible via SSH.

[ 16.097262] ------------[ cut here ]------------
[ 16.097278] i915 0000:00:02.0: [drm] timed out waiting for [ENCODER:102:HDMI B] port ready: got 0xf, expected 0x0
[ 16.097387] WARNING: CPU: 0 PID: 11 at drivers/gpu/drm/i915/display/intel_dpio_phy.c:1197 vlv_wait_port_ready+0x171/0x1c0 [i915]
[ 16.097871] Modules linked in: snd_hda_codec_intelhdmi snd_hda_codec_hdmi snd_hda_codec_alc269 snd_hda_scodec_component snd_hda_codec_realtek_lib snd_hda_codec_generic qrtr intel_rapl_msr intel_rapl_common intel_powerclamp snd_hda_intel coretemp snd_hda_codec snd_hda_core snd_intel_dspcfg snd_intel_sdw_acpi snd_hwdep kvm_intel rfcomm cmac algif_hash algif_skcipher af_alg rtw88_8821ce bnep rtw88_8821c snd_pcm kvm rtw88_pci rtw88_core snd_seq_midi snd_seq_midi_event irqbypass punit_atom_debug spi_intel_platform mei_hdcp mei_pxp spi_intel intel_cstate mac80211 snd_rawmidi i915 snd_seq cfg80211 drm_buddy ttm libarc4 snd_seq_device btusb drm_display_helper btmtk r8169 snd_timer cec realtek lpc_ich hci_uart snd mei_txe btqca rc_core i2c_i801 i2c_smbus pwrseq_core i2c_mux btrtl soundcore mei i2c_algo_bit binfmt_misc intel_xhci_usb_role_switch btintel btbcm nls_iso8859_1 rfkill_gpio bluetooth intel_int0002_vgpio joydev input_leds mac_hid sch_fq_codel efi_pstore nfnetlink ip_tables x_tables hid_generic video i2c_hid_acpi
[ 16.098059] usbhid ghash_clmulni_intel dw_dmac sdhci_acpi i2c_hid sdhci wmi hid dw_dmac_core ahci libahci psmouse serio_raw dm_mirror dm_region_hash dm_log msr parport_pc ppdev lp parport dmi_sysfs autofs4 aesni_intel
[ 16.098113] CPU: 0 UID: 0 PID: 11 Comm: kworker/0:1 Kdump: loaded Not tainted 6.17.0-6-generic #6-Ubuntu PREEMPT(voluntary)
[ 16.098125] Hardware name: Default string Mini PC/Mini PC, BIOS BSW_0128_0103 11/12/2024
[ 16.098131] Workqueue: events output_poll_execute
[ 16.098148] RIP: 0010:vlv_wait_port_ready+0x171/0x1c0 [i915]
[ 16.098791] Code: 8b 5f 50 48 85 db 74 69 e8 6c 26 c6 fb 45 89 e1 4d 89 f8 44 89 f1 41 55 48 89 da 48 89 c6 48 c7 c7 f8 a8 98 c0 e8 bf 07 0e fb <0f> 0b 58 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d 31 c0 31 d2 31
[ 16.098806] RSP: 0018:ffffcf3a00073938 EFLAGS: 00010246
[ 16.098813] RAX: 0000000000000000 RBX: ffff894a40ccffc0 RCX: 0000000000000000
[ 16.098819] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 16.098822] RBP: ffffcf3a00073970 R08: 0000000000000000 R09: 0000000000000000
[ 16.098825] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000000000f
[ 16.098831] R13: 0000000000000000 R14: 0000000000000066 R15: ffff894a499a9a98
[ 16.098834] FS: 0000000000000000(0000) GS:ffff894bb8e7f000(0000) knlGS:0000000000000000
[ 16.098838] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 16.098844] CR2: 0000618db0c10da8 CR3: 0000000130a50000 CR4: 00000000001026f0
[ 16.098849] Call Trace:
[ 16.098868] <TASK>
[ 16.098883] ? __pfx_vlv_set_infoframes+0x10/0x10 [i915]
[ 16.099488] chv_hdmi_pre_enable+0x99/0xf0 [i915]
[ 16.100040] intel_encoders_pre_enable+0x95/0xd0 [i915]
[ 16.100656] valleyview_crtc_enable+0x124/0x2b0 [i915]
[ 16.101213] ? intel_psr_notify_pipe_change+0x2e/0x240 [i915]
[ 16.101785] intel_enable_crtc+0x101/0x130 [i915]
[ 16.102335] intel_commit_modeset_enables+0x5c/0xf0 [i915]
[ 16.102920] ? intel_dbuf_pre_plane_update+0x68/0xc0 [i915]
[ 16.103582] intel_atomic_commit_tail+0x689/0xc80 [i915]
[ 16.104189] intel_atomic_commit+0x285/0x2d0 [i915]
[ 16.104809] drm_atomic_commit+0xad/0xf0
[ 16.104830] ? __pfx___drm_printfn_info+0x10/0x10
[ 16.104842] drm_client_modeset_commit_atomic+0x1fb/0x240
[ 16.104855] drm_client_modeset_commit_locked+0x59/0x170
[ 16.104863] ? mutex_lock+0x12/0x50
[ 16.104875] drm_client_modeset_commit+0x26/0x50
[ 16.104882] __drm_fb_helper_restore_fbdev_mode_unlocked+0xdb/0x110
[ 16.104893] drm_fb_helper_hotplug_event+0x10b/0x120
[ 16.104899] drm_fbdev_client_hotplug+0x27/0xb0
[ 16.104908] drm_client_hotplug+0x68/0x100
[ 16.104917] drm_client_dev_hotplug+0x9d/0xd0
[ 16.104926] output_poll_execute+0x28c/0x2e0
[ 16.104934] process_one_work+0x18e/0x370
[ 16.104946] worker_thread+0x317/0x450
[ 16.104954] ? _raw_spin_lock_irqsave+0xe/0x20
[ 16.104960] ? __pfx_worker_thread+0x10/0x10
[ 16.104968] kthread+0x10b/0x220
[ 16.104974] ? __pfx_kthread+0x10/0x10
[ 16.104982] ret_from_fork+0x134/0x150
[ 16.104989] ? __pfx_kthread+0x10/0x10
[ 16.104996] ret_from_fork_asm+0x1a/0x30
[ 16.105008] </TASK>
[ 16.105013] ---[ end trace 0000000000000000 ]---
[ 17.032328] Generic FE-GE Realtek PHY r8169-0-100:00: attached PHY driver (mii_bus:phy_addr=r8169-0-100:00, irq=MAC)
[ 17.192427] r8169 0000:01:00.0 enp1s0: Link is Down
[ 17.326453] audit: type=1400 audit(1761894552.032:235): apparmor="DENIED" operation="open" class="file" profile="/usr/sbin/cupsd" name="/etc/paperspecs" pid=1556 comm="cupsd" requested_mask="r" denied_mask="r" fsuid=0 ouid=0
[ 17.987784] audit: type=1400 audit(1761894552.693:236): apparmor="DENIED" operation="capable" class="cap" profile="/usr/sbin/cupsd" pid=1556 comm="cupsd" capability=12 capname="net_admin"
[ 20.073931] r8169 0000:01:00.0 enp1s0: Link is Up - 1Gbps/Full - flow control rx/tx
[ 26.324267] i915 0000:00:02.0: [drm] *ERROR* [CRTC:55:pipe A] flip_done timed out
[ 37.215724] i915 0000:00:02.0: [drm] *ERROR* flip_done timed out
[ 37.215750] i915 0000:00:02.0: [drm] *ERROR* [CRTC:55:pipe A] commit wait timed out
[ 47.455688] i915 0000:00:02.0: [drm] *ERROR* flip_done timed out
[ 47.455714] i915 0000:00:02.0: [drm] *ERROR* [CONNECTOR:103:HDMI-A-1] commit wait timed out


ProblemType: Bug
DistroRelease: Ubuntu 25.10
Package: linux-image-6.17.0-6-generic 6.17.0-6.6
ProcVersionSignature: Ubuntu 6.17.0-6.6-generic 6.17.1
Uname: Linux 6.17.0-6-generic x86_64
ApportVersion: 2.33.1-0ubuntu3
Architecture: amd64
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path', '/dev/snd/controlC0', '/dev/snd/hwC0D2', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D8p', '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D3p', '/dev/snd/pcmC0D0c', '/dev/snd/pcmC0D0p', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: unknown
Date: Fri Oct 31 12:16:39 2025
InstallationDate: Installed on 2025-10-30 (1 days ago)
InstallationMedia: Ubuntu 25.10 "Questing Quokka" - Release amd64 (20251007)
IwDevWlp2s0Link: Not connected.
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 001 Device 003: ID 046d:c05b Logitech, Inc. M-U0004 810-001317 [B110 Optical USB Mouse]
 Bus 001 Device 004: ID 1a40:0101 Terminus Technology Inc. Hub
 Bus 001 Device 005: ID 0bda:c821 Realtek Semiconductor Corp. Bluetooth Radio
 Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
MachineType: Default string Mini PC
ProcEnviron:
 LANG=en_US.UTF-8
 PATH=(custom, no user)
 SHELL=/bin/bash
 TERM=xterm
 XDG_RUNTIME_DIR=<set>
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.17.0-6-generic root=UUID=636e2fc0-7a2b-4516-ab38-17e22dbacf29 ro quiet splash crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M vt.handoff=7
RelatedPackageVersions:
 firmware-sof N/A
 linux-firmware 20250901.git993ff19b-0ubuntu1.2
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 11/12/2024
dmi.bios.release: 5.11
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: BSW_0128_0103
dmi.board.asset.tag: Default string
dmi.board.name: Mini PC
dmi.board.vendor: Default string
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 3
dmi.chassis.vendor: Default string
dmi.chassis.version: Default string
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrBSW_0128_0103:bd11/12/2024:br5.11:svnDefaultstring:pnMiniPC:pvr:rvnDefaultstring:rnMiniPC:rvr:cvnDefaultstring:ct3:cvrDefaultstring:sku1:
dmi.product.family: Default string
dmi.product.name: Mini PC
dmi.product.sku: 1
dmi.sys.vendor: Default string

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