kern/122318 (CMake core dumping, chroot exiting)
chagin.dmitry at gmail.com
Wed Jul 23 20:22:42 UTC 2008
On Wed, 23 Jul 2008, Sean C. Farley wrote:
> On Wed, 23 Jul 2008, Roman Divacky wrote:
>> On Wed, Jul 23, 2008 at 12:50:51PM -0500, Sean C. Farley wrote:
>>> I am seeing if anyone has any insight on this PR (kern/122318).
>>> 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>
>>> 1. http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/122318
>> looking at the trace you provided I guess this is what's going on:
>> cmake forks/execs gcc and waits to be notified about the success of
>> the command it tried, the notification comes (the SIGCHLD) the handler
>> tries do something and then returns and now something is wrong and it
>> receives the SIGSEGV..
>> or am I wrong and linux_ktrace does not translate signals and the
>> SIGCHLD is in fact SIGTSTP?
>> what is the fd 3 and 4? can you provide full ktrace.out?
> I have the full output of the execution here using ktrace -d:
Please, can you run ktrace with -i flag?
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