LOR at net/route.c

Hello,

for some time now while booting I'm seeing this:

net.inet6.ip6.accept_rtadv: 0 -> 1
lock order reversal
 1st 0xc48efb90 rtentry (rtentry) _at_ net/route.c:182
 2nd 0xc47e997c radix node head (radix node head) _at_ net/route.c:544
Stack backtrace:
backtrace(c0692b09,c47e997c,c069847d,c069847d,c06984dc) at backtrace+0x17
witness_lock(c47e997c,8,c06984dc,220,c072bd40) at witness_lock+0x672
_mtx_lock_flags(c47e997c,0,c06984d3,220,d72ac85c) at _mtx_lock_flags+0xba
rtrequest1(1,d72ac868,d72ac8bc,0,c47f64b0) at rtrequest1+0x59
rtrequest(1,c47f64b0,c47f64b0,d72ac8c0,405) at rtrequest+0x4a
in6_ifloop_request(1,c47f6400,0,c47f6400,40) at in6_ifloop_request+0x76
in6_ifaddloop(c47f6400,0,c47f6400,0,d72aca74) at in6_ifaddloop+0x50
in6_ifinit(c46cd000,c47f6400,d72aca1c,1,c1ce3c4c) at in6_ifinit+0x147
in6_update_ifa(c46cd000,d72aca0c,0,0,20080fe) at in6_update_ifa+0x4f0
in6_ifadd(d72acb24,0,40,0,0) at in6_ifadd+0x22a
prelist_update(d72acb24,c48f9c00,c1cf8c00,0,c0736920) at prelist_update+0x3f7
nd6_ra_input(c1cf8c00,28,38,4,1) at nd6_ra_input+0x507
icmp6_input(d72accac,d72acc8c,3a,c0508a20,38) at icmp6_input+0x9b5
ip6_input(c1cf6f00,0,c06982dd,89,0) at ip6_input+0xb77
netisr_processqueue(c072efb8,0,c06982dd,e5,c1cd6a00) at netisr_processqueue+0x8e

swi_net(0,0,c068d952,215,c1ce25ac) at swi_net+0x98
ithread_loop(c1ce0c00,d72acd48,c068d7cc,314,0) at ithread_loop+0x192
fork_exit(c04fe990,c1ce0c00,d72acd48) at fork_exit+0xcf
fork_trampoline() at fork_trampoline+0x8
--- trap 0x1, eip = 0, esp = 0xd72acd7c, ebp = 0 ---
add net fe80::: gateway ::1

of course, now system is 5.1-CURRENT #0: Mon Oct 20 21:28:57 EEST 2003

Paulius