I will backport it to 2.28 branch by the end of this week.


H.J.
---------- Forwarded message ----------
From: H.J. Lu <hjl.tools@gmail.com>
Date: Wed, Sep 12, 2018 at 8:20 AM
Subject: Re: [patch] Fix BZ 23606 -- Missing ENDBR32 in sysdeps/i386/start.S
To: Florian Weimer <fweimer@redhat.com>
Cc: Terry Guo <terry.xpguo@gmail.com>, GNU C Library <libc-alpha@sourceware.org>


On Wed, Sep 12, 2018 at 4:59 AM, Florian Weimer <fweimer@redhat.com> wrote:
> On 09/12/2018 01:57 PM, H.J. Lu wrote:
>>
>> On Wed, Sep 12, 2018 at 12:43 AM, Florian Weimer <fweimer@redhat.com>
>> wrote:
>>>
>>> On 09/07/2018 09:06 AM, Terry Guo wrote:
>>>>
>>>>
>>>> +       /* Clearing frame pointer is insufficient, use CFI.  */
>>>> +       cfi_undefined (eip)
>>>
>>>
>>>
>>> Isn't this a separate fix?
>>
>>
>> Since _start now includes CFI, without "cfi_undefined (eip)",  unwinder
>> may not
>> terminate at _start and one unwind test will fail.
>
>
> Ah!  Please include this information in the commit message or ChangeLog
> entry, too.

This is the patch I am going to check in.


--
H.J.


-- 
H.J.