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Date:      Wed, 18 Nov 2009 22:57:09 GMT
From:      Vyacheslav <adeepv@gmail.com>
To:        freebsd-gnats-submit@FreeBSD.org
Subject:   kern/140682: randomly panic
Message-ID:  <200911182257.nAIMv9Ve048036@www.freebsd.org>
Resent-Message-ID: <200911182300.nAIN07mw085715@freefall.freebsd.org>

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>Number:         140682
>Category:       kern
>Synopsis:       randomly panic
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Nov 18 23:00:07 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator:     Vyacheslav
>Release:        7.2-STABLE
>Organization:
>Environment:
FreeBSD vpn2 7.2-STABLE FreeBSD 7.2-STABLE #0: Thu Nov 12 23:28:03 EET 2009     root@vpn2:/usr/obj/usr/src/sys/chip  amd64

>Description:
Server with mpd5+ipfw_nat. Randomly reboots

http://193.33.236.1/vpn/info.6.bz2
http://193.33.236.1/vpn/vmcore.6.bz2
http://193.33.236.1/vpn/kernel.old.tar.bz2

(kgdb) bt
#0  doadump () at pcpu.h:195
#1  0xffffffff80319618 in boot (howto=260)
    at /usr/src/sys/kern/kern_shutdown.c:418
#2  0xffffffff80319a9c in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:574
#3  0xffffffff8054bc53 in trap_fatal (frame=0xc, eva=Variable "eva" is not available.
)
    at /usr/src/sys/amd64/amd64/trap.c:770
#4  0xffffffff8054c034 in trap_pfault (frame=0xffffff807bfda5e0, usermode=0)
    at /usr/src/sys/amd64/amd64/trap.c:686
#5  0xffffffff8054ca79 in trap (frame=0xffffff807bfda5e0)
    at /usr/src/sys/amd64/amd64/trap.c:457
#6  0xffffffff80534293 in calltrap ()
    at /usr/src/sys/amd64/amd64/exception.S:218
#7  0xffffffff8048c794 in in6_ifdetach (ifp=0xffffff000ac75800)
    at /usr/src/sys/netinet6/in6_ifattach.c:900
#8  0xffffffff803c62c6 in if_detach (ifp=0xffffff000ac75800)
    at /usr/src/sys/net/if.c:792
#9  0xffffffff80a3618e in ng_iface_shutdown () from /boot/kernel/ng_iface.ko
#10 0xffffffff80a2679b in ng_rmnode (node=0xffffff0094357900, dummy1=Variable "dummy1" is not available.
)
    at /usr/src/sys/modules/netgraph/netgraph/../../../netgraph/ng_base.c:735
#11 0xffffffff80a2777c in ng_apply_item (node=0xffffff0094357900,
    item=0xffffff0001edd230, rw=1)
    at /usr/src/sys/modules/netgraph/netgraph/../../../netgraph/ng_base.c:2456
#12 0xffffffff80a25c0a in ng_snd_item (item=0xffffff0001edd230, flags=Variable "flags" is not available.
)
#13 0xffffffff80a22e22 in ngc_send (so=Variable "so" is not available.
)
    at /usr/src/sys/modules/netgraph/socket/../../../netgraph/ng_socket.c:321
#14 0xffffffff80381ae6 in sosend_generic (so=0xffffff0001ec05a0,
    addr=0xffffff0094497150, uio=0xffffff807bfdaa40, top=0xffffff0001e84500,
    control=0x0, flags=Variable "flags" is not available.
) at /usr/src/sys/kern/uipc_socket.c:1247
#15 0xffffffff80384f31 in kern_sendit (td=0xffffff0001cfd720, s=5,
    mp=0xffffff807bfdab10, flags=0, control=0x0, segflg=Variable "segflg" is not available.
)
    at /usr/src/sys/kern/uipc_syscalls.c:805
#16 0xffffffff80387d67 in sendit (td=0xffffff0001cfd720, s=5,
    mp=0xffffff807bfdab10, flags=0) at /usr/src/sys/kern/uipc_syscalls.c:742
#17 0xffffffff80388034 in sendto (td=Variable "td" is not available.
) at /usr/src/sys/kern/uipc_syscalls.c:857
#18 0xffffffff8054c2b7 in syscall (frame=0xffffff807bfdac80)
    at /usr/src/sys/amd64/amd64/trap.c:913
#19 0xffffffff805344ab in Xfast_syscall ()
    at /usr/src/sys/amd64/amd64/exception.S:339
#20 0x000000080188de2c in ?? ()
Previous frame inner to this frame (corrupt stack?)

>How-To-Repeat:

>Fix:


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



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