misc/174132: There is no usefull information in core.txt files

[Eugen Konkov]

>Number:         174132
>Category:       misc
>Synopsis:       There is no usefull information in core.txt files
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Tue Dec 04 21:40:00 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator:     Eugen Konkov
>Release:        9.1-PRERELEASE
>Organization:
ISP FreeLine
>Environment:
# uname -a
FreeBSD newflux 9.1-PRERELEASE FreeBSD 9.1-PRERELEASE #4 r239949: Fri Aug 31 16:57:42 EEST 2012     root at newflux:/usr/obj/usr/src/sys/KES_KERN_v9  i386
>Description:
Look here:

#0  doadump (textdump=1) at pcpu.h:244
244<--->pcpu.h: No such file or directory.
<------>in pcpu.h
(kgdb) #0  doadump (textdump=1) at pcpu.h:244
#1  0xc0ac399f in kern_reboot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:448
#2  0xc0ac3c92 in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:636
#3  0xc0e68aab in dblfault_handler () at /usr/src/sys/i386/i386/trap.c:1051
#4  0xc0e538e8 in Xprot () at /usr/src/sys/i386/i386/exception.s:133
#5  0x00010046 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb).

nothing usefull.

That will be good to have which process cause doublefault (which process own page that is missed from swap)

Now I have double fault each 3-5days regulary.
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted: