[LITMUS^RT] The Newest Litmus-rt Installation Problem

[Glenn Elliott]

Interesting.  I wonder if vmware exposes an unusual.  Does the crash persist if you comment out the printf()?

-Glenn


On Sep 13, 2013, at 12:54 AM, Lily <just4thin at gmail.com> wrote:

> Hi Glenn,
> 
> I've followed your guidance, and got this result:
> 
> 0xffffffff81234216 is in init_topology (litmus/affinity.c:28).
> 23	} else {
> 24		/* size = num bits in mask */
> 25		neigh_info[cpu].size[i] =
> 26			cpumask_weight((struct cpumask *)&neigh_info[cpu].neighbors[i]);
> 27	}
> 28	printk("CPU %d has %d neighbors at level %d. (mask = %lx)\n",
> 29			cpu, neigh_info[cpu].size[i], i,
> 30			*cpumask_bits(neigh_info[cpu].neighbors[i]));
> 31	}
> 32
> 
> Thx, regards.
> -Bob
> 
> 在 2013年9月12日星期四，Glenn Elliott 写道：
> Hi Bob,
> 
> It looks like you've compiled with CONFIG_DEBUG_INFO, right?  Let's do the following:
> 
> > cd litmus-rt
> > gdb vmlinux
> > (gdb) l *0xffffffff81234216  // that's a lower-case L, followed by the address of the line where the crash occurred (it immediately follows "RIP" in the panic message)
> 
> This should print out a line number of where the crash happened.
> 
> -Glenn
> 
> 
> On Sep 12, 2013, at 5:38 AM, Lily <just4thin at gmail.com> wrote:
> 
> > Dear litmus-rt developers:
> >
> > I'm new to Litmus-rt and I am just beginning to get started, but I encountered some problems during installing the litmus-rt. I downloaded the most recently version of litmus-rt, 2013.1, and followed the installation instruction provided by wiki web. Somehow after I finished the first step, and reboot to get into the new kernel, it failed.
> >
> > My approach:
> > #cd /usr/src
> > #tar jxvf linux-3.10.5.tar.bz2
> > #mv linux-3.10.5 litmus-rt
> > #cd litmus-rt
> > #patch -p1 <../litmus-rt-2013.1.patch
> > #make menuconfig   ///where I chose all litmus options
> > #make -j8
> > #make modules_install install
> >
> > My OS is RHEL 6.0, and I run it in vmware. I've tried to build kernel without litmus-rt, and it worked successfully. The screen snap is in the attachment, I was wondering whether this is caused by function init_topology(), so I posted my CPU information as well.
> >
> > Hope for your grateful help.
> >
> > Regards.
> > Bob Wu
> >
> > <cpuinfo.txt><Other 64-bit-2013-09-12-15-45-38.png>_______________________________________________
> > litmus-dev mailing list
> > litmus-dev at lists.litmus-rt.org
> > https://lists.litmus-rt.org/listinfo/litmus-dev
> 
> 
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