FYI, we noticed the following commit: commit: 5743745cfc7068b873b5d02e493119cbfaa3b5b6 ("ALSA: hda: parse bus capablities after reset") git://anongit.freedesktop.org/drm-intel topic/core-for-CI in testcase: xsave-test with following parameters: on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 8G memory caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): [ 8.737537] HDA: we are doing full chip reset now [ 8.742831] HDA: LLCH offset is c00 [ 8.742834] HDA: cur_cap: 20800 for offset c00 [ 8.742835] snd_hda_intel 0000:00:1f.3: Capability version: 0x0 [ 8.742835] snd_hda_intel 0000:00:1f.3: HDA capability ID: 0x2 [ 8.742835] snd_hda_intel 0000:00:1f.3: Found ML capability [ 8.742836] HDA: cur_cap: 30500 for offset 800 To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Xiaolong