Re: "ro->_ro_rt ==NULL || ro->_ro_rt->rt_refcnt > 0" failed

[Jun Ebihara <jun%soum.co.jp@localhost>]

From: Ryota Ozaki <ozaki-r%netbsd.org@localhost>
Subject: Re: "ro->_ro_rt ==NULL || ro->_ro_rt->rt_refcnt > 0" failed
Date: Mon, 31 Aug 2015 17:29:54 +0900

> I've committed a fix for rt_refcnt. Could you try again
> with -current? (though I'm not sure the fix is related to
> the issue...)

from nyftp kernel:
 NetBSD 7.99.21 (GENERIC.201508311530Z) #0: Mon Aug 31 17:53:58 UTC 2015  builds%b48.netbsd.org@localhost:/home/builds/ab/HEAD/i386/201508311530Z-obj/home/source/ab/HEAD/src/sys/arch/i386/compile/GENERIC i386
still have same crash.

(gdb) bt
#0  0xc072ed86 in cpu_reboot ()
#1  0xc09961b0 in vpanic ()
#2  0xc0b58d5b in kern_assert ()
#3  0xc0dddde8 in ?? ()
#4  0xc0b5dc60 in rtcache_invariants.part.2 ()
#5  0xc05857c4 in in6_pcbrtentry ()
#6  0xc09dc943 in tcp_mss_from_peer ()
#7  0xc09d4914 in tcp_input ()
#8  0xc09d76dc in tcp6_input ()
#9  0xc05f8ecd in ip6_input ()
#10 0xc05f95e5 in ip6intr ()
#11 0xc06bbad6 in softint_dispatch ()
#12 0xc0100fdb in Xsoftintr ()
#13 0xc54d5d40 in end ()
#14 0x00000004 in _KERNEL_OPT_BEEP_ONHALT_COUNT ()
#15 0xffffffff in _KERNEL_OPT_PMS_DISABLE_POWERHOOK ()
#16 0xffffffff in _KERNEL_OPT_PMS_DISABLE_POWERHOOK ()
#17 0xffffffff in _KERNEL_OPT_PMS_DISABLE_POWERHOOK ()
#18 0xffffffff in _KERNEL_OPT_PMS_DISABLE_POWERHOOK ()
#19 0xdae4eff0 in end ()
#20 0xdae4ede0 in end ()
#21 0xdae4ee3c in end ()
#22 0x80050033 in _KERNEL_OPT_makeoptions_MEMORY_DISK_IMAGE ()

thanx.
--
Jun Ebihara