panic: Assertion lock == sq->sq_lock failed at /usr/src-13/sys/kern/subr_sleepqueue.c:371

[Grzegorz Junka]

On 02/05/2020 14:56, Grzegorz Junka wrote:
>
> On 02/05/2020 14:15, Grzegorz Junka wrote:
>> cpuid = 3
>>
>> time = 1588422616
>>
>> KDB: stack backtrace:
>>
>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 
>> 0xfffffe00b27e86b0
>>
>> vpanic() at vpanic+0x182/frame 0xfffffe00b27e8700
>>
>> panic() at panic+0x43/frame ...
>>
>> sleepq_add()
>>
>> ...
>>
>> I see
>>
>> db>
>>
>> in the terminal. I tried "dump" but it says, Cannot dump: no dump 
>> device specified.
>>
>> Is there a guide how to deal wit those, i.e. to gather information 
>> required to investigate issues?
>

Another thing is that I don't quite understand why the crash couldn't be 
dumped.

root at crayon2:~ # swapinfo
Device          1K-blocks     Used    Avail Capacity
/dev/zvol/tank3/swap  33554432        0 33554432     0%

There is no entry in /etc/fstab though, should it be there too?

--

GrzegorzJ