On Wednesday 07 June 2006 19:46, Robert Watson wrote: > On Wed, 7 Jun 2006, Bjoern A. Zeeb wrote: > > On Wed, 7 Jun 2006, Václav Haisman wrote: > >> I've yet another LOR to report. > >> > >> lock order reversal: (sleepable after non-sleepable) > >> 1st 0xc45651f8 inp (tcpinp) @ sys/netinet/tcp_usrreq.c:1029 > >> 2nd 0xc3a2f9a4 user map (user map) @ sys/vm/vm_map.c:2997 > > > > added with LOR ID 190: http://sources.zabbadoz.net/freebsd/lor.html#190 > > The calltrap() handler suggests this is either a page fault handled holding > a lock, or a panic, rather than a lock order reversal. Vaclav -- was this > a crash, or just some console output that happened while the system was up > and it kept on running?
Judgeing from the original message, this is a copyin with a non-sleepable mutex held: Jun 6 21:14:08 logout kernel: calltrap() at calltrap+0x5 Jun 6 21:14:08 logout kernel: --- trap 0xc, eip = 0xc07cfe72, esp = 0xd8b51ae8, ebp = 0xd8b51b08 --- Jun 6 21:14:08 logout kernel: generic_copyin(d8b51c84,d8b51b28,4,4,c4565168) at generic_copyin+0x32 Jun 6 21:14:08 logout kernel: tcp_ctloutput(c3b1ab20,d8b51c84,0,c36b9700,d8b51c68) at tcp_ctloutput+0x184 -- /"\ Best regards, | [EMAIL PROTECTED] \ / Max Laier | ICQ #67774661 X http://pf4freebsd.love2party.net/ | [EMAIL PROTECTED] / \ ASCII Ribbon Campaign | Against HTML Mail and News
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