Date: Tue, 10 Aug 2004 15:35:11 -0400 From: John Baldwin <jhb@FreeBSD.org> To: freebsd-current@FreeBSD.org Cc: Colin Percival <colin.percival@wadham.ox.ac.uk> Subject: Re: Lock order reversal in 5.2-CURRENT Message-ID: <200408101535.11863.jhb@FreeBSD.org> In-Reply-To: <6.1.0.6.1.20040810114002.03ef96c8@popserver.sfu.ca> References: <20040810203073.SM01804@manrikigusari> <6.1.0.6.1.20040810114002.03ef96c8@popserver.sfu.ca>
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On Tuesday 10 August 2004 02:45 pm, Colin Percival wrote: > At 11:29 10/08/2004, Terrence Koeman wrote: > >lock order reversal > > 1st 0xc0645aa0 sched lock (sched lock) @ > > /usr/src/sys/vm/vm_zeroidle.c:156 2nd 0xc06748c0 sio (sio) @ > > /usr/src/sys/dev/sio/sio.c:3039 > > > >This LOR is not on http://sources.zabbadoz.net/freebsd/lor.html, so I'm > >guessing this one locked up my system. > > This is LOR #013 on bzeeb's list. There isn't any solution yet, but there > is a simple workaround: unplug the serial console. The real problem is that mi_switch panic'd: calltrap() at calltrap+0x5 --- trap 0xc, eip = 0xc04b3ed2, esp = 0xd4dd7c90, ebp = 0xd4dd7ce0 --- mi_switch(1,0,c060d2be,9c,dbba0) at mi_switch+0x102 Does the original poster have a debug kernel built? -- John Baldwin <jhb@FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org
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