Re: CVS commit: src/sys/sys

[Paul Goyette <paul%vps1.whooppee.com@localhost>]

On Fri, 24 Apr 2015, Thomas Klausner wrote:

> On Thu, Apr 23, 2015 at 11:23:20PM +0000, Paul Goyette wrote:
> > Log Message:
> > Welcome to 7.99.x and the modularization of sysmon!
>
> I've built a 7.99.11 kernel today and booted it, and it twice failed
> in the same place during boot.
>
> acpicpu1 at cpu1: ACPI CPU
> coretemp1 at cpu1: thermal sensor, 1 C resolution
> Mutex error: mutex_vector_enter: locking against myself
>
> lock address  : 0xffffffff811c0040
> current cpu   :                  0
> current lwp   : 0xffffffff810d2b80
> owner field   : 0xffffffff810d2b80 wait spin:              0/0
>
> panic: lock error: Mutex: mutex_vector_enter: locking against myself: lock 0xffffffff811c0040 cpu 0 lwp 0xffffffff810d2b80
> fata breakpoint trap in supervisor mode
> trap type 1 code 0 rip ffffffff80289eed cs 8 rflags 246 cr2 0 ilevel 8 rsp ffffffff81373c00
> curlwp 0xffffffff810d2b80 pid 0.1 lowest kstrack 0xffffffff813702c0
>
> 7.99.10 from yesterday boots fine.

Hmmm.  The dmesg would at least suggest that this would be a result of 
my changes.  Is there any chance you can get a backtrace?  Or use the 
kernel map to identify which lock is being referenced?  (Both data would 
be useful.)



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