On 7.12.2017. 13:07, Martin Pieuchot wrote:
> On 30/11/17(Thu) 12:49, Hrvoje Popovski wrote:
>> On 29.11.2017. 18:25, Hrvoje Popovski wrote:
>>> hi all,
>>>
>>> sending ip6 traffic from host connected to vlan200 on ix0 to host
>>> connected to vlan300 on ix1 and running
>>>
>>> ifconfig vlan200 destroy
>>> ifconfig ix0 down
>>> sh netstart vlan200
>>> sh netstart ix0
>>> ifconfing vlan300 destroy
>>> ifconfig ix1 down
>>> sh netstart vlan300
>>> sh netstart ix1
>>> sh netstart
>>
>>
>> while trying to repeat panic, i got a new one:
>
> Without the trace of the 'ifconfig' process it's hard to know where is
> the race. See the output of "ps /o":
>
>> Stopped at db_enter+0x5: popq %rbp
>> TID PID UID PRFLAGS PFLAGS CPU COMMAND
>> 58285 46948 0 0x3 0 2 ifconfig
>> * 20256 49787 0 0x14000 0x40000200 0 softclock
>
> Make sure to include the trace of the two active processes. Since CPU0
> entered DDB you already reported the 'softclock' one. To get the
> 'ifconfig' one, type the following next time:
>
> ddb{0}> tr /up 0t58285
>
> Here '58285' is the TID (Thread ID) of the process.
>
> Same thing for the em(4) panic you reported before. I made an educated
> guess about which race can occur. But having the trace of all active
> processes help a lot!
>
> Thanks for you great reports,
> Martin
>
yes yes, you are right, sorry for lousy reports.
i'm hitting box with rhythm stick right now; Das ist gut! C'est fantastique!
i hope that it will panic today .. :)
