[PATCH]Re: kern/122318 (CMake core dumping, chroot exiting)

[Sean C. Farley]

On Tue, 12 Aug 2008, Kostik Belousov wrote:

> On Mon, Aug 11, 2008 at 03:14:50PM -0500, Sean C. Farley wrote:
>> On Sun, 3 Aug 2008, Chagin Dmitry wrote:
>>> On Wed, 23 Jul 2008, Sean C. Farley wrote:
>>>
>>>> I am seeing if anyone has any insight on this PR (kern/122318[1]).
>>>> It would be nice to once again build using cmake within a Linux
>>>> chroot.  :)
>>>>
>>>> Basically, the bug is that not only that cmake is dumping core; it
>>>> is also forcing the user out of the chroot environment.  Here is
>>>> the command used to start the chroot:
>>>> /compat/linux/usr/sbin/chroot <chroot path> su - <build user>
>>>>
>>>> Thank you.
>>>>
>>>> Sean
>>>> 1. http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/122318
>>>
>>> here patches for -current and releng_7:
>>> http://78.107.232.239/rt_signals-current.patch
>>> http://78.107.232.239/rt_signals-releng_7.patch
>>>
>>> what patch do:
>>> - rt sigtramp code works (this solves PR)
>>> - align stack pointers
>>> - remove kern_sigaltstack() at the end of rt_sigreturn(), it's a
>>>  bogus.
>>> Here there is some information on it:
>>> http://www.ussg.iu.edu/hypermail/linux/kernel/0405.2/1283.html
>>
>> I just tried this patch.  It helps somewhat in that cmake does not
>> die immediately when running gcc, which may be dieing itself, but
>> other applications such as zsh and acroread start coring.  With
>> acroread, it is actually bash, but bash does not core when run
>> directly.
>>
>> This is on an amd64 system.
>
> CURRENT (what date ?) or RELENG_7 ?

RELENG_7 fairly recent (r181375).  Without the patch, there are no
problems.  I really like that uname displays the revision.

Sean
-- 
scf at FreeBSD.org