HP OMEN 15 ek0xxx (878A): audio glitches and cuts on speaker with kernel 7.0.11 (SOF ABI mismatch 3:22:1 vs 3:23:1)

[gfdcarvalho]

Hardware: HP OMEN Laptop 15-ek0xxx
Codec: Realtek ALC245 (103c878a)
Driver: sof-audio-pci-intel-cnl, skl_hda_dsp_generic
Firmware: sof-cml.ri, version 2:2:0-57864, ABI 3:22:1
Kernel: 7.0.11-arch1-1 (expects ABI 3:23:1)
sof-firmware package: 2025.12.2-1
OS: EndeavourOS (Arch-based)

Symptoms:

• Silence at start of audio playback on internal speakers
• Intermittent audio cuts during playback with dynamic volume
• Headphones work fine (no issues)
• WirePlumber logs show repeated "link failed: 1 of 1 PipeWire links failed to activate"

dmesg:
[ 0.032290] software IO TLB: area num 8.
[ 0.450082] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 0.450082] software IO TLB: mapped [mem 0x00000000480f1000-0x000000004c0f1000] (64MB)
[ 6.323847] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti giometti@linux.it
[ 6.363767] snd_hda_intel 0000:00:1f.3: Digital mics found on Skylake+ platform, using SOF driver
[ 6.848275] sof-audio-pci-intel-cnl 0000:00:1f.3: enabling device (0000 -> 0002)
[ 6.848480] sof-audio-pci-intel-cnl 0000:00:1f.3: DSP detected with PCI class/subclass/prog-if 0x040100
[ 6.890384] sof-audio-pci-intel-cnl 0000:00:1f.3: bound 0000:00:02.0 (ops intel_audio_component_bind_ops [i915])
[ 6.897065] sof-audio-pci-intel-cnl 0000:00:1f.3: use msi interrupt mode
[ 6.952558] sof-audio-pci-intel-cnl 0000:00:1f.3: hda codecs found, mask 5
[ 6.952564] sof-audio-pci-intel-cnl 0000:00:1f.3: using HDA machine driver skl_hda_dsp_generic now
[ 6.952567] sof-audio-pci-intel-cnl 0000:00:1f.3: NHLT device BT(0) detected, ssp_mask 0x4
[ 6.952569] sof-audio-pci-intel-cnl 0000:00:1f.3: BT link detected in NHLT tables: 0x4
[ 6.952572] sof-audio-pci-intel-cnl 0000:00:1f.3: DMICs detected in NHLT tables: 2
[ 6.957122] sof-audio-pci-intel-cnl 0000:00:1f.3: Firmware paths/files for ipc type 0:
[ 6.957126] sof-audio-pci-intel-cnl 0000:00:1f.3: Firmware file: intel/sof/sof-cml.ri
[ 6.957129] sof-audio-pci-intel-cnl 0000:00:1f.3: Topology file: intel/sof-tplg/sof-hda-generic-2ch.tplg
[ 6.959350] sof-audio-pci-intel-cnl 0000:00:1f.3: Firmware info: version 2:2:0-57864
[ 6.959354] sof-audio-pci-intel-cnl 0000:00:1f.3: Firmware: ABI 3:22:1 Kernel ABI 3:23:1
[ 7.092294] sof-audio-pci-intel-cnl 0000:00:1f.3: Firmware info: version 2:2:0-57864
[ 7.092297] sof-audio-pci-intel-cnl 0000:00:1f.3: Firmware: ABI 3:22:1 Kernel ABI 3:23:1
[ 7.107721] sof-audio-pci-intel-cnl 0000:00:1f.3: loading topology: intel/sof-tplg/sof-hda-generic-2ch.tplg
[ 7.107894] sof-audio-pci-intel-cnl 0000:00:1f.3: Topology: ABI 3:22:1 Kernel ABI 3:23:1
[ 7.180351] input: sof-hda-dsp Mic as /devices/pci0000:00/0000:00:1f.3/skl_hda_dsp_generic/sound/card1/input17
[ 7.180400] input: sof-hda-dsp Headphone as /devices/pci0000:00/0000:00:1f.3/skl_hda_dsp_generic/sound/card1/input18
[ 7.180438] input: sof-hda-dsp HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1f.3/skl_hda_dsp_generic/sound/card1/input19
[ 7.180476] input: sof-hda-dsp HDMI/DP,pcm=4 as /devices/pci0000:00/0000:00:1f.3/skl_hda_dsp_generic/sound/card1/input20
[ 7.180520] input: sof-hda-dsp HDMI/DP,pcm=5 as /devices/pci0000:00/0000:00:1f.3/skl_hda_dsp_generic/sound/card1/input21