5.2-CURRENT crash (Stopped at lapic_ipi_wait+0x2d)

[Florian C. Smeets]

Sean Chittenden wrote:
>>i just upgraded my laptop from dec 07 sources (which were fine) to 
>>todays -CURRENT and keep getting this when there is only little activity:
>>
>>Let me know if you need me to provide any other information.
> 
> 
> Could you alo print out the instruction pointer as shown here:
> 
> http://www.FreeBSD.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-gdb.html
> 
> in the first example?  Thanks.  -sc
> 

Here the output:

(kgdb) list *0xc06f3912
0xc06f3912 is in lapic_ipi_wait (/usr/src/sys/i386/i386/local_apic.c:659).
654                     incr = 0;
655                     delay = 1;
656             } else
657                     incr = 1;
658             for (x = 0; x < delay; x += incr) {
659                     if ((lapic->icr_lo & APIC_DELSTAT_MASK) == 
APIC_DELSTAT_IDLE)
660                             return (1);
661                     ia32_pause();
662             }
663             return (0);
(kgdb)