[Bug 236984] hdac0: Command timeout on address 0

[bugzilla-noreply at freebsd.org]

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

            Bug ID: 236984
           Summary: hdac0: Command timeout on address 0
           Product: Base System
           Version: 12.0-RELEASE
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: kern
          Assignee: bugs at FreeBSD.org
          Reporter: jromero at auroranetworks.net

Hi:

This could be a duplicate of 229190 but the Intel audio controller in my case
is  a different one,

HP ProBook 430 G2:
=====================
# uname -a
FreeBSD juan-laptop 12.0-RELEASE FreeBSD 12.0-RELEASE r341666 GENERIC  amd64

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

# pciconf -lv

hdac0 at pci0:0:3:0:       class=0x040300 card=0x2246103c chip=0x0a0c8086 rev=0x0b
hdr=0x00
    vendor     = 'Intel Corporation'
    device     = 'Haswell-ULT HD Audio Controller'
    class      = multimedia
    subclass   = HDA

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

# dmesg -a
hdac0: Unexpected unsolicited response from address 0: 00000000
hdac0: Unexpected unsolicited response from address 0: 00000000
hdac0: Unexpected unsolicited response from address 0: 00000000
hdac0: Unexpected unsolicited response from address 0: 00000000
.........................

Starting background file system checks in 60 seconds.

Wed Apr  3 20:39:14 AEDT 2019
Unclaimed write to register 0x4400c
Apr  3 20:39:45 juan-laptop kernel: Unclaimed write to register 0x4400c
hdac0: Command timeout on address 0
hdac0: Command timeout on address 0
hdac0: Command timeout on address 0

-- 
You are receiving this mail because:
You are the assignee for the bug.