[QE-users] Segmentation fault - invalid memory reference

[Paolo Giannozzi]

On Sat, Sep 21, 2019 at 8:39 PM 杨世隆 <yangshilong1997 at gmail.com> wrote:

I put this line in the make.inc file and compile it again. The same thing
> happens again. Here is the backtrace
>

the backtrace is completely useless since it contains no usable information
on where your code crashed. If you cannot get a usable traceback (depending
on what crashes where and how, it may be impossible) you need to figure out
where the code crashes by inserting messages and stops in the code.

Paolo


> On Sep 21, 2019, at 03:16, Paolo Giannozzi <p.giannozzi at gmail.com> wrote:
>
> On Fri, Sep 20, 2019 at 11:10 PM 杨世隆 <yangshilong1997 at gmail.com> wrote:
>
>
>> Backtrace for this error:
>>
>> And a long list for this backtrace (if it’s important, I will post it
>> next time)
>>
>
> it's important only if it says where (in which routine)  the error
> actually occurs, otherwise it is useless.
>
> One of the many problems with Mac is that some optimized BLAS transform
> zdotc from a function to a subroutine, or something like that. Try to
> recompile with "DFLAGS= ...  -Dzdotc=zdotc_wrapper"
>
> Paolo
> --
> Paolo Giannozzi, Dip. Scienze Matematiche Informatiche e Fisiche,
> Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
> Phone +39-0432-558216, fax +39-0432-558222
>
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-- 
Paolo Giannozzi, Dip. Scienze Matematiche Informatiche e Fisiche,
Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
Phone +39-0432-558216, fax +39-0432-558222
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