i386/189183: Kernel Panic

[Roar Pettersen]

>Number:         189183
>Category:       i386
>Synopsis:       Kernel Panic
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-i386
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu May 01 11:20:00 UTC 2014
>Closed-Date:
>Last-Modified:
>Originator:     Roar Pettersen
>Release:        FreeBSD 9.2-STABLE #1 r265172
>Organization:
Private
>Environment:
FreeBSD safir.XXX.no 9.2-STABLE FreeBSD 9.2-STABLE #1 r265172: Thu May  1 11:44:24 CEST 2014     root at safir.XXX.no:/usr/obj/usr/src/sys/SAFIR  i386
>Description:
Kernel panic after few minuttes uptime with portupgrade compiling.

# kgdb kernel.debug /var/crash/vmcore.0
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This GDB was configured as "i386-marcel-freebsd"...

Unread portion of the kernel message buffer:


Fatal trap 1: privileged instruction fault while in kernel mode
cpuid = 0; apic id = 00
instruction pointer     = 0x20:0xc09490c4
stack pointer           = 0x28:0xf00fabb8
frame pointer           = 0x28:0xf00fabd4
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         = 53950 (cc1)
trap number             = 1
panic: privileged instruction fault
cpuid = 0
KDB: stack backtrace:
#0 0xc0743eef at kdb_backtrace+0x4f
#1 0xc070ee8f at panic+0x16f
#2 0xc099fa43 at trap_fatal+0x323
#3 0xc09a0c5a at trap+0x61a
#4 0xc098a34c at calltrap+0x6
#5 0xc094ca12 at vm_map_madvise+0xd2
#6 0xc0950231 at sys_madvise+0xa1
#7 0xc09a019a at syscall+0x34a
#8 0xc098a3b1 at Xint0x80_syscall+0x21
Uptime: 12m55s
Physical memory: 3314 MB
Dumping 148 MB: 133 117 101 85 69 53 37 21 5

#0  doadump (textdump=1) at pcpu.h:249
249             __asm("movl %%fs:%1,%0" : "=r" (td)
(kgdb) backtrace
#0  doadump (textdump=1) at pcpu.h:249
#1  0xc070ebd5 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:454
#2  0xc070eed2 in panic (fmt=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:642
#3  0xc099fa43 in trap_fatal (frame=0xf00fab78, eva=0) at /usr/src/sys/i386/i386/trap.c:1036
#4  0xc09a0c5a in trap (frame=0xf00fab78) at /usr/src/sys/i386/i386/trap.c:746
#5  0xc098a34c in calltrap () at /usr/src/sys/i386/i386/exception.s:170
#6  0xc09490c4 in vm_map_lookup_entry (map=0xc7a5f760, address=700502016, entry=0xf00fac14)
    at /usr/src/sys/vm/vm_map.c:1070
#7  0xc094ca12 in vm_map_madvise (map=0xc7a5f760, start=700502016, end=700522496, 
    behav=<value optimized out>) at /usr/src/sys/vm/vm_map.c:2077
#8  0xc0950231 in sys_madvise (td=0xc885b8d0, uap=0xf00faccc) at /usr/src/sys/vm/vm_mmap.c:764
#9  0xc09a019a in syscall (frame=0xf00fad08) at subr_syscall.c:135
#10 0xc098a3b1 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:270
#11 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb) list *0xc09490c4
0xc09490c4 is in vm_map_lookup_entry (/usr/src/sys/vm/vm_map.c:1070).
1065             */
1066            cur = map->root;
1067            if (cur == NULL)
1068                    *entry = &map->header;
1069            else if (address >= cur->start && cur->end > address) {
1070                    *entry = cur;
1071                    return (TRUE);
1072            } else if ((locked = vm_map_locked(map)) ||
1073                sx_try_upgrade(&map->lock)) {
1074                    /*
(kgdb) 
>How-To-Repeat:
Compiling programs
>Fix:


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