From: Anthony Green <green@redhat.com>
To: DJ Delorie <dj@redhat.com>
Cc: green@redhat.com, libffi-discuss@sourceware.org, fweimer@redhat.com
Subject: Re: segfault in ffi_data_to_code_pointer
Date: Wed, 03 Jul 2019 22:47:00 -0000 [thread overview]
Message-ID: <875zoirazv.fsf@laptop.atgreen.org> (raw)
In-Reply-To: <xnimsisqh1.fsf@greed.delorie.com> (DJ Delorie's message of "Wed, 03 Jul 2019 18:28:10 -0400")
DJ Delorie <dj@redhat.com> writes:
> Further debugging has disclosed that the ruby code calls
> ffi_prep_closure() passing a pointer returned from mmap() - not one from
> ffi_closure_alloc().
>
> Is that allowed?
No, they should be using ffi_closure_alloc().
Can you point me at the ruby code that does this?
Thanks,
AG
next prev parent reply other threads:[~2019-07-03 22:47 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-26 20:55 DJ Delorie
2019-06-30 11:46 ` Anthony Green
2019-07-02 23:47 ` DJ Delorie
2019-07-03 22:28 ` DJ Delorie
2019-07-03 22:47 ` Anthony Green [this message]
2019-07-03 22:54 ` DJ Delorie
2019-07-03 23:14 ` Anthony Green
2019-07-04 0:19 ` DJ Delorie
2019-07-04 12:35 ` Florian Weimer
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