Re: ALTQ cannot be stopped Was: Fwd: 10-BETA : some network issues

[BERTRAND Joël <joel.bertrand%systella.fr@localhost>]

Taylor R Campbell a écrit :
>> Date: Fri, 6 Jan 2023 15:55:37 +0100
>> From: BERTRAND Joël <joel.bertrand%systella.fr@localhost>
>>
>> 	/etc/rc.d/altqd onestop doesn't stop altqd. top shows that altqd
>> remains on CPU (and takes 100% of a CPU).
>>
>> gdb -p 1342 (altq) returns that altqd stalls in qop_clear() function (I
>> don't have altdq sources on this system).
> 
> Can you get a kernel stack trace with crash(8) on the running system
> when altqd(8) is taking 100% CPU?  If the pid is 1342, you use the
> command `bt/t 0t1342' to get it:

	I have tried, but without usable result.

netbsd-test1# ps auwx | grep altq
root 1779 98.5 0.2 20356 1433 ? Os 4:39PM 1:06.26 /usr/sbin/altqd

> # crash
> crash> bt/t 0t1342

netbsd-test1# crash
...
crash> bt/t 0t1779
crash: kvm_resad(0x7f7fff7738e8, 8): kvm_read: Bad address
trace: pid 1779 lid 1779
crash>

> While here, can you also provide output of:
> 
> crash> ps
> crash> ps/w

	I cannot copy these line (it's a virtual machine). I'll try to access
to thos virtual machine through serial line.

	Regards,

	JKB