crash after revision 352091

[Christos Chatzaras]

I didn't have dumpdev enabled.

I now add it to a test server:

dumpdev="AUTO"

then I reboot it and then I run:

sysctl debug.kdb.panic=1

After it came back online it doesn't have the dump in /var/crash

Do I miss something?


> On 11 Sep 2019, at 11:29, Li-Wen Hsu <lwhsu at freebsd.org> wrote:
> 
> On Wed, Sep 11, 2019 at 2:12 PM Christos Chatzaras <chris at cretaforce.gr> wrote:
>> 
>> Few hours ago I upgrade FreeBSD-12.0-STABLE (revision 351639) to FreeBSD-12.0-STABLE (revision 352091).
>> 
>> After running the new version for few hours 2 of my servers crashed and auto-reboot.
>> 
>> Logs show nothing.
>> 
>> Any idea if a commit between these 2 versions can cause it?
> 
> Any chance if you can obtain the crash dump?
> 
> https://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html#kerneldebug-obtain
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