panic in em, net, uma

[Pawel Worach]

FreeBSD vmware guest 8.1-RELEASE i386 PAE with open-vm-tools-nox11-313025_1 installed.

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address	= 0xc9aaea44
fault code		= supervisor read, page not present
instruction pointer	= 0x20:0xc080d29a
stack pointer	        = 0x28:0xc8d61aa0
frame pointer	        = 0x28:0xc8d61ad0
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		= 0 (em0 taskq)
trap number		= 12
panic: page fault
cpuid = 0
Uptime: 1d1h49m3s
Physical memory: 4082 MB
Dumping 318 MB: 303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63 47 31 15

(kgdb) bt
#0  doadump () at pcpu.h:246
#1  0xc05b4d07 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:416
#2  0xc05b4f69 in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:590
#3  0xc0879b8c in trap_fatal (frame=0xc8d61a60, eva=3383421508)
    at /usr/src/sys/i386/i386/trap.c:938
#4  0xc087a4b0 in trap (frame=0xc8d61a60) at /usr/src/sys/i386/i386/trap.c:328
#5  0xc085ae1b in calltrap () at /usr/src/sys/i386/i386/exception.s:165
#6  0xc080d29a in uma_zfree_arg (zone=0xc127a000, item=0xc9b63a00, udata=0x0)
    at /usr/src/sys/vm/uma_core.c:2559
#7  0xc060ae33 in mb_free_ext (m=0xc9b63a00) at uma.h:333
#8  0xc060b4c1 in m_freem (mb=0x0) at mbuf.h:562
#9  0xc06ad1c1 in arpintr (m=0xc9b63a00) at /usr/src/sys/netinet/if_ether.c:826
#10 0xc066c2a9 in netisr_dispatch_src (proto=7, source=0, m=0xc9b63a00)
    at /usr/src/sys/net/netisr.c:917
#11 0xc066c540 in netisr_dispatch (proto=7, m=0xc9b63a00)
    at /usr/src/sys/net/netisr.c:1004
#12 0xc06624b1 in ether_demux (ifp=0xc90bc400, m=0xc9b63a00)
    at /usr/src/sys/net/if_ethersubr.c:901
#13 0xc0662a03 in ether_input (ifp=0xc90bc400, m=0xc9b63a00)
    at /usr/src/sys/net/if_ethersubr.c:760
#14 0xc03a7e3a in lem_handle_rxtx (context=0xc90d7000, pending=1)
    at /usr/src/sys/dev/e1000/if_lem.c:3616
#15 0xc05eec02 in taskqueue_run (queue=0xc90af3c0)
    at /usr/src/sys/kern/subr_taskqueue.c:239
#16 0xc05eee0d in taskqueue_thread_loop (arg=0xc90db5a8)
    at /usr/src/sys/kern/subr_taskqueue.c:360
#17 0xc058a061 in fork_exit (callout=0xc05eed50 <taskqueue_thread_loop>, 
    arg=0xc90db5a8, frame=0xc8d61d38) at /usr/src/sys/kern/kern_fork.c:844
#18 0xc085ae90 in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:270

-- 
Pawel