Re: panic: assertion _tp->tt_msg->tt_cpuid == mycpuid

[Sepherosa Ziehau <sepherosa@xxxxxxxxx>]

On Fri, May 22, 2009 at 2:56 PM, Francois Tigeot <ftigeot@wolfpond.org> wrote:
> On Fri, May 22, 2009 at 09:23:15AM +0800, Sepherosa Ziehau wrote:
>> On Fri, May 22, 2009 at 2:48 AM, Francois Tigeot <ftigeot@wolfpond.org> wrote:
>> >
>> > Pushing the ATX power button to shut down the machine results in the following
>> > panic:
>> >
>> > panic: assertion: _tcp->tt_msg->tt_cpuid == mycpuid in tcp_callout_stop
>>
>> Could you generate a coredump?
>
> I'm trying.
> I called dumpsys at the ddb prompt and the kernel seemed to dump but during
> the following boot I got nothing in /var/crash.

will "shutdown now" trigger the panic?

>
>> BTW, did you set extra network MPSAFE tunables?
>
> I didn't. Here's the sysctl list:
>
> # sysctl -a | grep mpsafe
> net.inet.tcp.mpsafe_thread: 1
> net.inet.udp.mpsafe_thread: 1
> net.netisr.mpsafe_thread: 1
>
> The only difference with an out of the box 2.3.1 is the kernel:
> I started from GENERIC, enabled SMP (without APIC), disabled I486_CPU and
> I586_CPU, and disabled most unneeded drivers.
>
> --
> Francois Tigeot
>



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