Re: stable/13: undefined symbol: dtrace_instr_size

On Sun, 27 Feb 2022 10:41:14 +0100, "Herbert J. Skuhra" wrote:
> 
> On Sat, 12 Feb 2022 03:15:26 +0100, Peter wrote:
> > 
> > 
> > Hija,
> > 
> >   when adding "device dtrace" to kernel conf, I get this:
> > 
> > linking kernel.full
> > ld: error: undefined symbol: dtrace_instr_size
> > >>> referenced by dtrace_subr.c:0 (/usr/src/sys/cddl/dev/dtrace/amd64/dtrace_sub
> > r.c:0)
> > >>>               dtrace_subr.o:(dtrace_trap)
> > *** [kernel.full] Error code 1
> > 
> > 
> > When adding "device dtrace" AND "device dtraceall", it does
> > link, but then does panic on boot right after finding the CPUs.
> > 
> > Is this to be expected, or am I doing something wrong?
> 
> There is a PR from September 2020:
> 
> Bug 249369 - device dtrace and device dtraceall are incompatible with options ZFS
> 
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=249369
> 
> Maybe if you add a note there the PR will get some attention? But
> maybe try HEAD first?!

The same happens on 14.0-CURRENT... even without "opions ZFS".
But 'kldload dtraceall' works. 

--
Herbert