Multithreaded program crashes on SMP (HT enabled) machine
dwhite at gumbysoft.com
Fri Apr 29 19:26:12 PDT 2005
Dropping -hackers and -bugs
On Wed, 27 Apr 2005, Adi Pircalabu wrote:
> I have a multithreaded application ported on FreeBSD 5.3 which crashes
> in a minute or less if hyperthreading in enabled. Without HT there is no
> How and where should I start to investigate the problem?
Can you expalin "crash"? Do you get any messages?
> The backtrace:
> (gdb) bt
> #0 0x2819631b in pthread_testcancel () from /usr/lib/libpthread.so.1
> #1 0x2818e902 in pthread_mutexattr_init () from
> /usr/lib/libpthread.so.1 #2 0x00000000 in ?? ()
This looks like a thread library mismatch.
Doug White | FreeBSD: The Power to Serve
dwhite at gumbysoft.com | www.FreeBSD.org
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