kern/128181: Unread portion of the kernel message buffer

[Wouter Snels]

>Number:         128181
>Category:       kern
>Synopsis:       Unread portion of the kernel message buffer
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Oct 17 21:00:10 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator:     Wouter Snels
>Release:        FreeBSD 7.1-PRERELEASE
>Organization:
>Environment:
FreeBSD spark.ofloo.net 7.1-PRERELEASE FreeBSD 7.1-PRERELEASE #4: Mon Oct  6 20:48:52 CEST 2008     ofloo at spark.ofloo.net:/usr/obj/usr/src/sys/OFL  i386
>Description:
Unread portion of the kernel message buffer:
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 29 (irq24: fxp0)
trap number             = 12
panic: page fault
cpuid = 0
Uptime: 10d21h47m19s
Physical memory: 2035 MB
Dumping 299 MB: 284 268 252 236 220 204 188 172 156 140 124 108 92 76 60 44 28 12

Reading symbols from /boot/kernel/acpi.ko...Reading symbols from /boot/kernel/acpi.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/acpi.ko
Reading symbols from /boot/kernel/if_stf.ko...Reading symbols from /boot/kernel/if_stf.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/if_stf.ko
#0  doadump () at pcpu.h:196
196	pcpu.h: No such file or directory.
	in pcpu.h
(kgdb) bt
#0  doadump () at pcpu.h:196
#1  0xc078fe47 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418
#2  0xc0790119 in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:574
#3  0xc0aadbfc in trap_fatal (frame=0xe6982c04, eva=1869375103)
    at /usr/src/sys/i386/i386/trap.c:939
#4  0xc0aade60 in trap_pfault (frame=0xe6982c04, usermode=0, eva=1869375103)
    at /usr/src/sys/i386/i386/trap.c:852
#5  0xc0aae7f2 in trap (frame=0xe6982c04) at /usr/src/sys/i386/i386/trap.c:530
#6  0xc0a9509b in calltrap () at /usr/src/sys/i386/i386/exception.s:159
#7  0xc05c41a0 in fxp_add_rfabuf (sc=0xc5281000, rxp=0xc52811fc)
    at /usr/src/sys/dev/fxp/if_fxp.c:2272
#8  0xc05c557b in fxp_intr (xsc=0xc5281000)
    at /usr/src/sys/dev/fxp/if_fxp.c:1655
#9  0xc076fc3b in ithread_loop (arg=0xc528b7d0)
    at /usr/src/sys/kern/kern_intr.c:1088
#10 0xc076c7a9 in fork_exit (callout=0xc076fa80 <ithread_loop>, 
    arg=0xc528b7d0, frame=0xe6982d38) at /usr/src/sys/kern/kern_fork.c:804
#11 0xc0a95110 in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:264

>How-To-Repeat:
Unknown
>Fix:


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