<html dir="ltr"><head></head><body style="text-align:left; direction:ltr;"><div>Indeed, good catch, thanks. This is an issue with kernel/module, not pulseaudio. From dmesg, in 5.3.0-1-amd64:</div><div><br></div><div>[ 4.892963] snd_hda_intel 0000:00:1f.3: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])</div><div></div><div>...</div><div>[ 4.946159] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC257: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker</div><div>[ 4.946161] snd_hda_codec_realtek hdaudioC0D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)</div><div>[ 4.946163] snd_hda_codec_realtek hdaudioC0D0: hp_outs=1 (0x21/0x0/0x0/0x0/0x0)</div><div>[ 4.946164] snd_hda_codec_realtek hdaudioC0D0: mono: mono_out=0x0</div><div>[ 4.946165] snd_hda_codec_realtek hdaudioC0D0: inputs:</div><div>[ 4.946166] snd_hda_codec_realtek hdaudioC0D0: Mic=0x19</div><div>[ 4.946168] snd_hda_codec_realtek hdaudioC0D0: Internal Mic=0x12</div><div></div><div>...</div><div>[ 5.004050] snd_hda_codec_generic hdaudioC0D2: autoconfig for Generic: line_outs=0 (0x0/0x0/0x0/0x0/0x0) type:line</div><div>[ 5.004052] snd_hda_codec_generic hdaudioC0D2: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)</div><div>[ 5.004053] snd_hda_codec_generic hdaudioC0D2: hp_outs=0 (0x0/0x0/0x0/0x0/0x0)</div><div>[ 5.004054] snd_hda_codec_generic hdaudioC0D2: mono: mono_out=0x0</div><div>[ 5.004055] snd_hda_codec_generic hdaudioC0D2: dig-out=0x3/0x0</div><div>[ 5.004056] snd_hda_codec_generic hdaudioC0D2: inputs:</div><div>[ 5.005678] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1f.3/sound/card0/input13</div><div>[ 5.005721] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1f.3/sound/card0/input14</div><div>[ 5.005761] input: HDA Intel PCH HDMI as /devices/pci0000:00/0000:00:1f.3/sound/card0/input15</div><div></div><div>...</div><div>[ 9.053869] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to polling mode: last cmd=0x20270503</div><div>[ 10.062212] snd_hda_intel 0000:00:1f.3: No response from codec, disabling MSI: last cmd=0x20270503</div><div></div><div>...</div><div>[ 11.065881] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div></div><div>...</div><div>[ 12.069891] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 13.077848] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div></div><div>...</div><div>[ 15.129827] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 16.137898] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 17.146104] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 19.198203] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 20.201883] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 21.213817] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 23.253873] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 24.265820] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 25.273832] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 27.321858] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 28.329841] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 29.337825] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 31.389818] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 32.398045] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 33.401863] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 35.441874] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 36.445960] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 37.465594] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 39.536476] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 40.556048] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 41.574378] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 43.621504] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 44.637599] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 45.649795] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 47.700057] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270503</div><div>[ 48.714610] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370503</div><div>[ 49.728817] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 50.762801] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 51.776502] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 52.781669] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 53.795256] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 54.836385] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 55.849406] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div></div><div>[ 56.862274] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 57.874961] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 58.915695] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 59.928255] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 60.936465] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 61.941132] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 62.985238] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 63.989673] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 65.001967] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 66.014192] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 67.050427] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 68.054876] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 69.066384] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 70.070070] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 71.101928] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 72.109325] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 73.113024] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 74.120993] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 75.152610] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 76.156332] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 77.159750] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 78.167462] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 79.207613] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 80.211435] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 81.222930] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 82.234931] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 83.266499] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 84.270597] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 85.282369] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 86.285975] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 87.317785] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20170500</div><div>[ 88.329933] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270500</div><div>[ 89.333721] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370500</div><div>[ 90.341639] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x201f0500</div><div>[ 91.373523] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370740</div><div>[ 92.381137] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20370740</div><div>[ 93.385233] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270d01</div><div>[ 93.385247] snd_hda_codec_generic hdaudioC0D2: Unable to sync register 0x2f0d00. -11</div><div>[ 94.392893] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270d01</div><div></div><div>[ 94.392899] snd_hda_codec_generic hdaudioC0D2: Unable to sync register 0x2f0d00. -11</div><div>[ 95.405027] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x203f0900</div><div>[ 96.416884] snd_hda_intel 0000:00:1f.3: No response from codec, resetting bus: last cmd=0x20270d81</div><div>[ 97.424773] ------------[ cut here ]------------</div><div>[ 97.424780] snd_hda_intel 0000:00:1f.3: azx_get_response timeout, switching to single_cmd mode: last cmd=0x20270d81</div><div></div><div>[ 97.424852] WARNING: CPU: 4 PID: 1181 at sound/pci/hda/hda_controller.c:878 azx_rirb_get_response+0x1d0/0x240 [snd_hda_codec]</div><div></div><div>...</div><div><div>[ 97.424979] RIP: 0010:azx_rirb_get_response+0x1d0/0x240 [snd_hda_codec]</div><div>[ 97.424984] Code: 45 8b b6 e0 03 00 00 4c 8b 6f 50 4d 85 ed 74 41 e8 65 af dc c6 44 89 f1 4c 89 ea 48 c7 c7 88 5d d9 c0 48 89 c6 e8 be 29 8f c6 <0f> 0b 41 80 8c 24 04 06 00 00 04 4c 89 e7 41 80 a4 24 50 05 00 00</div><div>[ 97.424987] RSP: 0018:ffffa2dc80717bb0 EFLAGS: 00010282</div><div>[ 97.424990] RAX: 0000000000000000 RBX: 0000000000000c06 RCX: 0000000000000006</div><div>[ 97.424992] RDX: 0000000000000007 RSI: 0000000000000096 RDI: ffff9371cf317680</div><div>[ 97.424994] RBP: ffff9371cb1ab47c R08: 00000000000003ee R09: 0000000000000004</div><div>[ 97.424995] R10: 0000000000000000 R11: 0000000000000001 R12: ffff9371cb1ab000</div><div>[ 97.424997] R13: ffff9371cc70c180 R14: 0000000020270d81 R15: 0000000000000000</div><div>[ 97.425001] FS: 00007fc4f0a40c80(0000) GS:ffff9371cf300000(0000) knlGS:0000000000000000</div><div>[ 97.425003] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033</div><div>[ 97.425005] CR2: 00007f46cb630010 CR3: 0000000402274006 CR4: 00000000003606e0</div><div>[ 97.425007] Call Trace:</div><div>[ 97.425026] snd_hdac_bus_exec_verb_unlocked+0x9c/0x180 [snd_hda_core]</div><div>[ 97.425038] codec_exec_verb+0x72/0x110 [snd_hda_codec]</div><div>[ 97.425050] hda_reg_write+0xf3/0x300 [snd_hda_core]</div><div>[ 97.425060] regmap_write+0x38/0x60</div><div>[ 97.425071] snd_hdac_regmap_write_raw+0x84/0xa0 [snd_hda_core]</div><div>[ 97.425082] snd_hdac_regmap_update_raw+0x56/0x80 [snd_hda_core]</div><div>[ 97.425093] set_dig_out+0x21/0x60 [snd_hda_codec]</div><div>[ 97.425104] snd_hda_spdif_default_put+0xc8/0x100 [snd_hda_codec]</div><div>[ 97.425117] snd_ctl_elem_write+0xe2/0x190 [snd]</div><div>[ 97.425166] ? __kmalloc_track_caller+0x16e/0x260</div><div>[ 97.425175] ? snd_ctl_ioctl+0x100/0x740 [snd]</div><div>[ 97.425180] ? __check_object_size+0x136/0x147</div><div>[ 97.425186] ? _copy_from_user+0x37/0x60</div><div>[ 97.425195] snd_ctl_ioctl+0x142/0x740 [snd]</div><div></div></div><div>[ 97.425205] do_vfs_ioctl+0x40e/0x670</div><div>[ 97.425212] ? set_close_on_exec+0x2f/0x70</div><div>[ 97.425218] ksys_ioctl+0x5e/0x90</div><div>[ 97.425224] __x64_sys_ioctl+0x16/0x20</div><div>[ 97.425231] do_syscall_64+0x53/0x140</div><div>[ 97.425240] entry_SYSCALL_64_after_hwframe+0x44/0xa9</div><div>[ 97.425244] RIP: 0033:0x7fc4f17935d7</div><div>[ 97.425249] Code: 00 00 90 48 8b 05 b9 78 0c 00 64 c7 00 26 00 00 00 48 c7 c0 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 89 78 0c 00 f7 d8 64 89 01 48</div><div>[ 97.425252] RSP: 002b:00007ffdd2825908 EFLAGS: 00000246 ORIG_RAX: 0000000000000010</div><div>[ 97.425255] RAX: ffffffffffffffda RBX: 000055874521ae60 RCX: 00007fc4f17935d7</div><div>[ 97.425257] RDX: 000055874521aff0 RSI: 00000000c4c85513 RDI: 0000000000000017</div><div>[ 97.425259] RBP: 0000000000000000 R08: 000055874521a8d0 R09: 0000000000000000</div><div>[ 97.425261] R10: 0000000000000004 R11: 0000000000000246 R12: 00000000000000b0</div><div>[ 97.425263] R13: 000055874521ad10 R14: 00007fc4ebdd1940 R15: 00000000000000b0</div><div>[ 97.425267] ---[ end trace 30a72e7dfaeb8bed ]---</div><div>[ 97.987078] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x1f0e00. -5</div><div>[ 97.987334] snd_hda_codec_realtek hdaudioC0D0: Unable to sync register 0x1f0e00. -5</div><div></div><div><br></div><div>Everything works normally when I revert to 5.2.0-3 kernel.</div><div><br></div><div><br></div><div>On Sat, 2019-10-26 at 23:53 -0700, Mike Palmer wrote:</div><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex"><pre>I have the same issue as you when I boot to: </pre><a href="https://packages.debian.org/sid/linux-image-5.3.0-1-amd64"><pre>https://packages.debian.org/sid/linux-image-5.3.0-1-amd64</pre></a><pre><br></pre><pre><br></pre><pre>Do you see snd_hda_intel crashing in your kernel logs? If I boot to</pre><pre>5.2.0-3 all the things you listed go away.</pre><pre><br></pre><pre>On Sat, 26 Oct 2019 20:09:51 -0700 Paul Bryan <</pre><a href="mailto:pbryan@anode.ca"><pre>pbryan@anode.ca</pre></a><pre>> wrote:</pre><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex"><pre>Similar behaviour for me on Lenovo T480, though:</pre><pre><br></pre><pre>1. I have no audio at all through built-in speakers or headphones.</pre><pre>2. Initially, there are no output devices enumerated.</pre><pre>3. After a minute or so, HDMI and built-in headphones devices appear.</pre><pre>4. Built-in speakers still do not appear in device list.</pre><pre>5. Built-in headphones still present no audio. Did not test HDMI.</pre><pre>6. Plugging-in USB audio device is recognized, and functions</pre></blockquote><pre>normally. </pre><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex"><pre><-- workaround!</pre><pre><br></pre><pre>-- Package-specific info:</pre><pre>File '/etc/default/pulseaudio' does not exist</pre><pre><br></pre><pre><br></pre><pre>-- System Information:</pre><pre>Debian Release: bullseye/sid</pre><pre> APT prefers unstable</pre><pre> APT policy: (500, 'unstable')</pre><pre>Architecture: amd64 (x86_64)</pre><pre><br></pre><pre>Kernel: Linux 5.3.0-1-amd64 (SMP w/8 CPU cores)</pre><pre>Kernel taint flags: TAINT_WARN</pre><pre>Locale: LANG=en_CA.UTF-8, LC_CTYPE=en_CA.UTF-8 (charmap=UTF-8),</pre><pre>LANGUAGE=en_CA:en (charmap=UTF-8)</pre><pre>Shell: /bin/sh linked to /usr/bin/dash</pre><pre>Init: systemd (via /run/systemd/system)</pre><pre>LSM: AppArmor: enabled</pre><pre><br></pre><pre>Versions of packages pulseaudio depends on:</pre><pre>ii adduser 3.118</pre><pre>ii init-system-helpers 1.57</pre><pre>ii libasound2 1.1.8-2</pre><pre>ii libasound2-plugins 1.1.8-1</pre><pre>ii libc6 2.29-2</pre><pre>ii libcap2 1:2.25-2</pre><pre>ii libdbus-1-3 1.12.16-2</pre><pre>ii libgcc1 1:9.2.1-14</pre><pre>ii libice6 2:1.0.9-2</pre><pre>ii libltdl7 2.4.6-11</pre><pre>ii liborc-0.4-0 1:0.4.30-1</pre><pre>ii libpulse0 13.0-3</pre><pre>ii libsm6 2:1.2.3-1</pre><pre>ii libsndfile1 1.0.28-6</pre><pre>ii libsoxr0 0.1.3-2</pre><pre>ii libspeexdsp1 1.2~rc1.2-1.1</pre><pre>ii libstdc++6 9.2.1-14</pre><pre>ii libsystemd0 242-7</pre><pre>ii libtdb1 1.4.2-2</pre><pre>ii libudev1 242-7</pre><pre>ii libwebrtc-audio-processing1 0.3-1+b1</pre><pre>ii libx11-6 2:1.6.8-1</pre><pre>ii libx11-xcb1 2:1.6.8-1</pre><pre>ii libxcb1 1.13.1-2</pre><pre>ii libxtst6 2:1.2.3-1</pre><pre>ii lsb-base 11.1.0</pre><pre>ii pulseaudio-utils 13.0-3</pre><pre><br></pre><pre>Versions of packages pulseaudio recommends:</pre><pre>ii dbus-user-session 1.12.16-2</pre><pre>ii libpam-systemd 242-7</pre></blockquote><pre><br></pre></blockquote></body></html>