Date: Sat, 3 Oct 2009 14:24:11 +0100 (BST) From: Gavin Atkinson <gavin@FreeBSD.org> To: Ted Faber <faber@isi.edu> Cc: freebsd-current@FreeBSD.org Subject: Re: FreeBSD8-RELENG (sources from this morning) deadlock Message-ID: <20091003142303.L14313@ury.york.ac.uk> In-Reply-To: <20091002213116.GH88191@zod.isi.edu> References: <20090929041407.GA92280@zod.isi.edu> <20091002213116.GH88191@zod.isi.edu>
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This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --0-1241037591-1254576251=:14313 Content-Type: TEXT/PLAIN; charset=X-UNKNOWN; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Fri, 2 Oct 2009, Ted Faber wrote: > On Mon, Sep 28, 2009 at 09:14:07PM -0700, Ted Faber wrote: >> I've been havinhard time getting this motherboard to work under FreeBSD >> 8.0. It comes up fairly fine (though I didn't get the PATA disk >> identified under 7-STABLE so it may also be shaky under 8), but after >> between 3 and 10 minutes of running multi user it locks up hard, and >> wont respond to input at all. No keyboard response, couldn't get into a >> kernel debugger, nothing. I couldn't get a kernel dump for that reason. > > I'm still deadlocked, but trying to get more info. I tried a firewire > debugging session using dcons, but that failed for reasons unclear. > dconschat seems to do the right thing: > > --- > musicbox:~$ sudo dconschat -v =E2=80=90br =E2=80=90G 12345 =E2=80=90t 00-= 00-4c-01-00-00-3b-c7 > dconschat: kvm_nlist: No such file or directory > dcons_buf: 0xc0d74740 > port 0 size offset gen pos > output: 9184 56 1 1550 > input : 3062 9240 0 106 > port 1 size offset gen pos > output: 3061 12302 0 0 > input : 1021 15363 0 0 > [dcons connected] > (1)(1)(1)(1)(1) > --- > > But the gdb fails to connect: > > ---- > musicbox:~$ kgdb kernel > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you = are > welcome to change it and/or distribute copies of it under certain conditi= ons. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. Type "show warranty" for detail= s. > This GDB was configured as "i386-marcel-freebsd"...(no debugging symbols = found)... > (kgdb) target remote :12345 > :12345: Connection refused. > ---- Do you have options GDB/DDB/KDB in your kernel? Gavin --0-1241037591-1254576251=:14313--
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