panic when mpd4 starting

[Andrey V. Elsukov]

Hi,

today i got a kernel panic when mpd4 starting.
My system is CURRENT at the end of July.
I use ULE, nfe(4) with polling. Backtrace attached.

--
WBR, Andrey V. Elsukov
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Unread portion of the kernel message buffer:
kernel trap 12 with interrupts disabled


Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address	= 0x188
fault code		= supervisor read, page not present
instruction pointer	= 0x20:0xc0585ee5
stack pointer	        = 0x28:0xd3f6da6c
frame pointer	        = 0x28:0xd3f6da84
code segment		= base 0x0, limit 0xfffff, type 0x1b
			= DPL 0, pres 1, def32 1, gran 1
processor eflags	= resume, IOPL = 0
current process		= 1023 (ifconfig)
panic: from debugger
cpuid = 0
Uptime: 48s
Physical memory: 430 MB
Dumping 51 MB: 36 20 4

#0  doadump () at pcpu.h:195
	in pcpu.h
(kgdb) bt
#0  doadump () at pcpu.h:195
#1  0xc0593357 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409
#2  0xc059364b in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:563
#3  0xc04636b7 in db_panic (addr=) at /usr/src/sys/ddb/db_command.c:433
#4  0xc0463e15 in db_command_loop () at /usr/src/sys/ddb/db_command.c:401
#5  0xc0465845 in db_trap (type=12, code=0) at /usr/src/sys/ddb/db_main.c:222
#6  0xc05bb196 in kdb_trap (type=12, code=0, tf=0xd3f6da2c) at /usr/src/sys/kern/subr_kdb.c:502
#7  0xc07b192c in trap_fatal (frame=0xd3f6da2c, eva=392) at /usr/src/sys/i386/i386/trap.c:861
#8  0xc07b2303 in trap (frame=0xd3f6da2c) at /usr/src/sys/i386/i386/trap.c:276
#9  0xc0797bfb in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#10 0xc0585ee5 in _mtx_lock_sleep (m=0xc3696b28, tid=3281945120, opts=0, file=0x0, line=0) at /usr/src/sys/kern/kern_mutex.c:361
#11 0xc06327e2 in rtexpunge (rt=0xc3696a50) at /usr/src/sys/net/route.c:639
#12 0xc0661d23 in in_ifadownkill (rn=0xc3696a50, xap=0xd3f6db40) at /usr/src/sys/netinet/in_rmx.c:376
#13 0xc0630fc5 in rn_walktree (h=0xc2ffe300, f=0xc0661cb0 <in_ifadownkill>, w=0xd3f6db40) at /usr/src/sys/net/radix.c:1083
#14 0xc0661c4b in in_ifadown (ifa=0xc3786100, delete=1) at /usr/src/sys/netinet/in_rmx.c:395
#15 0xc065ba22 in in_control (so=0xc36934a4, cmd=2149607705, data=0xc35b4940 "nfe0", ifp=0xc2fa7800, td=0xc39e8220)
    at /usr/src/sys/netinet/in.c:472
#16 0xc062afdd in ifioctl (so=0xc36934a4, cmd=2149607705, data=0xc35b4940 "nfe0", td=0xc39e8220) at /usr/src/sys/net/if.c:1888
#17 0xc05cf2c4 in soo_ioctl (fp=0xc31127e0, cmd=2149607705, data=0xc35b4940, active_cred=0xc2e4a600, td=0xc39e8220)
    at /usr/src/sys/kern/sys_socket.c:202
#18 0xc05c8055 in kern_ioctl (td=0xc39e8220, fd=3, com=2149607705, data=0xc35b4940 "nfe0") at file.h:266
#19 0xc05c81b4 in ioctl (td=0xc39e8220, uap=0xd3f6dcfc) at /usr/src/sys/kern/sys_generic.c:570
#20 0xc07b1f45 in syscall (frame=0xd3f6dd38) at /usr/src/sys/i386/i386/trap.c:1006
#21 0xc0797c60 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:196
#22 0x00000033 in ?? ()
(kgdb)