Re: kernel diagnostic assertion "llt != NULL" failed

[Ryota Ozaki <ozaki-r%netbsd.org@localhost>]

On Thu, Feb 8, 2018 at 7:01 PM, Manuel Bouyer <bouyer%antioche.eu.org@localhost> wrote:
> On Thu, Feb 08, 2018 at 12:53:32PM +0900, Ryota Ozaki wrote:
>> On Wed, Feb 7, 2018 at 11:46 PM, Manuel Bouyer <bouyer%antioche.eu.org@localhost> wrote:
>> > Hello,
>> > on a netbsd-8 system, running with a netbsd-5 userland so the ipv4 stack
>> > was probably not fully initialised (some network-related commands fails
>> > with "Protocol not supported"), I got at shutdown:
>> > panic: kernel diagnostic assertion "llt != NULL" failed: file "/dsk/l1/misc/bouyer/netbsdtsar/netbsd-8/src/sys/net/if_llatbl.c", line 427 llt is NULL
>> >
>> > unfortunably I couldn't get a stack trace.
>> > Changing this KASSERT to
>> >        if (llt == NULL) {
>> >                printf("llt is NULL\n");
>> >                return;
>> >        }
>> >
>> > allows for a clean shutdown in my case.
>> > Is this correct ?
>>
>> It also works but the following fix might be better.
>> Could you try the diff?
>
> Yes, it fixes the problem too.
> thanks !

Thank you for testing!
  ozaki-r