I filed bug 6294262 to cover it.

> I ran nmap again to cause a new panic... 
> I'm running DHCP on a Linksys router, so no hostname is assigned, just 
> 'unknown'
> 
> here's the output you requested:
> 
> unknown /var/crash/unknown# mdb 4
> Loading modules: [ unix krtld genunix specfs ufs ip sctp random fctl nca lofs 
> nfs sppp ptm fcip cpc ]
> > ::status
> debugging crash dump vmcore.4 (32-bit) from unknown
> operating system: 5.11 opensolaris_build1 (i86pc)
> panic message: BAD TRAP: type=e (#pf Page fault) rp=ca7b85b4 addr=0 occurred 
> in module "unix" due to a NULL pointer dereference
> dump content: kernel pages only
> > $c
> mutex_enter+0xd(0, c9b55140, f987bf80, ca20abc0, 1a)
> ip_fanout_tcp+0x3b4(c7858668, c9b55140, cff7cc14, c8c96160, a3, 0)
> ip_wput_local+0x1bb(c7858668, cff7cc14, c8c96160, c9b55140, c88eba60, 0)
> ip_wput_ire+0x1432(c7858668, c9b55140, c88eba60, c76b3ac0, 2)
> ip_output+0x878(c76b3ac0, c9b55140, c7858668, 2)
> tcp_xmit_early_reset+0x343(fecc20c8, c9b55140, cc248d6d, 0, 4, 14)
> tcp_xmit_listeners_reset+0x180(c9b55140, 14)
> ip_fanout_tcp+0x637(ca1f5960, c9b55140, cff7cc14, c8c96160, a3, 0)
> ip_wput_local+0x1bb(ca1f5960, cff7cc14, c8c96160, c9b55140, c8526d70, 0)
> ip_wput_ire+0x1432(ca1f5960, c9b55140, c8526d70, ca20abc0, 2)
> ip_output+0x70a(ca20abc0, c9b55140, ca1f5960, 2)
> tcp_send_data+0x62a(ca20ad00, ca1f5960, c9b55140)
> tcp_conn_request+0x86e(ca0feec0, c9944f00, c7583f80)
> squeue_enter+0x1b3(c7583f80, c9944f00, f9874d47, ca0feec0, 1a)
> ip_fanout_tcp+0x3b4(ca9bd4f0, c9944f00, cff7cc14, c9946ec8, a3, 0)
> ip_wput_local+0x1bb(ca9bd4f0, cff7cc14, c9946ec8, c9944f00, c88eba60, 0)
> ip_wput_ire+0x1432(ca9bd4f0, c9944f00, c88eba60, ca2d7b00, 2)
> ip_output+0x70a()
> ip_wput+0x14(ca9bd4f0, c9944f00)
> putnext+0x2ab(ca9bd4f0, c9944f00)
> icmp_wput_hdrincl+0x1c1(ca9bfc40, c9944f00, cace65d4)
> icmp_wput+0x29f(ca9bfc40, c994e280)
> putnext+0x2ab(ca9bfc40, c994e280)
> strput+0x18b(ca932660, c994e280, ca7b8f20, ca7b8df4, 0, 0)
> kstrputmsg+0x28b(cae3e940, c9944d40, ca7b8f20, 3c, 0, 4)
> sosend_dgram+0x23f(ca9c1b08, caae8a60, 10, ca7b8f20, 8000)
> sotpi_sendmsg+0x4b7(ca9c1b08, ca7b8f44, ca7b8f20)
> sendit+0x176()
> sendto+0x83()
> sys_call+0x1a2()
> > 

I filed bug 6294262 to cover it.

- Alexander Kolbasov

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