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Date:      Fri, 20 Mar 2020 21:17:29 +0000
From:      bugzilla-noreply@freebsd.org
To:        bugs@FreeBSD.org
Subject:   [Bug 236984] hdac0: Command timeout on address 0
Message-ID:  <bug-236984-227-J2LLuymRBv@https.bugs.freebsd.org/bugzilla/>
In-Reply-To: <bug-236984-227@https.bugs.freebsd.org/bugzilla/>
References:  <bug-236984-227@https.bugs.freebsd.org/bugzilla/>

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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=236984

Maurizio <maurizio1018@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |maurizio1018@gmail.com

--- Comment #1 from Maurizio <maurizio1018@gmail.com> ---
The same on a Lenovo ThinkPad T450.

$ uname -a
FreeBSD NomadBSD 12.1-RELEASE-p3 FreeBSD 12.1-RELEASE-p3 GENERIC  amd64

===============

$ pciconf -lv |  grep -A 4 hdac0
hdac0@pci0:0:3:0:       class=0x040300 card=0x503417aa chip=0x160c8086 rev=0x09
hdr=0x00
    vendor     = 'Intel Corporation'
    device     = 'Broadwell-U Audio Controller'
    class      = multimedia
    subclass   = HDA

===============

$ dmesg -a | grep hdac0: | uniq -c 
   1 hdac0: <Intel Broadwell HDA Controller> mem 0xf1230000-0xf1233fff at
device 3.0 on pci0
 222 hdac0: Unexpected unsolicited response from address 0: 00000000
   1 hdac0: <Intel Broadwell HDA Controller> mem 0xf1230000-0xf1233fff at
device 3.0 on pci0
 222 hdac0: Unexpected unsolicited response from address 0: 00000000
   1 hdac0: Command timeout on address 0
   1 hdac0: Device stuck in reset
  70 hdac0: Command timeout on address 0
   1 hdac0: Reset setting timeout
   2 hdac0: Command timeout on address 0

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