what does this error message mean?

[Michael Schwendt]

On Tue, 14 Oct 2014 22:35:50 -0500, Ranjan Maitra wrote:

> Hi.
> 
> I have the following messages upon boot/wakeup from hibernate (in my dmesg also):
> 

Which one are you interested in? You refer to "messages", which is plural.

> ......
> [    9.049204] systemd[1]: Received SIGRTMIN+21 from PID 313 (plymouthd).
> [    9.076954] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
> [    9.076955] Bluetooth: BNEP filters: protocol multicast
> [    9.076963] Bluetooth: BNEP socket layer initialized
> [    9.250563] iwlwifi 0000:06:00.0: L1 Enabled; Disabling L0S
> [    9.253393] iwlwifi 0000:06:00.0: L1 Enabled; Disabling L0S
> [    9.267833] IPv6: ADDRCONF(NETDEV_UP): wlp6s0: link is not ready
> [    9.402844] tun: Universal TUN/TAP device driver, 1.6
> [    9.402847] tun: (C) 1999-2004 Max Krasnyansky <maxk at qualcomm.com>
> [   14.782008] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140724/nsarguments-95)
> [   14.782106] ACPI: \_SB_.PCI0.PEG0.PEGP: failed to evaluate _DSM
> [   14.782110] ACPI Warning: \_SB_.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20140724/nsarguments-95)
> [   18.485668] traps: pnmixer[1226] trap int3 ip:34d10504e9 sp:7fffae324c50 error:
> 
> What does it mean? Is there a bug? If so, what should I file against?
> 
> pnmixer does not come up, but it does come up when I type it afterwards.

So, you're only interested in the pnmixer message? Is there more about it
below which you have cut off perhaps? Did ABRT manage to intercept that
crash?

http://bugz.fedoraproject.org/pnmixer  shows several problems where
activity/contributions could lead to something.