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From: "sebastien dot decugis at ext dot bull dot net" <sourceware-bugzilla@sources.redhat.com>
To: glibc-bugs@sources.redhat.com
Subject: [Bug nptl/300] New: pthread_cond_timedwait does not reacquire the mutex on cancelation
Date: Thu, 05 Aug 2004 08:19:00 -0000	[thread overview]
Message-ID: <20040805081906.300.sebastien.decugis@ext.bull.net> (raw)

On a 2-way box (2x i686) a cancelation handler sometimes fails to unlock the
mutex (errorcheck type) when the thread is canceled during
pthread_cond_timedwait operation.

The glibc is a CVS checkout from 2004-08-03, configured with NPTL support.

The compiler is gcc 3.4.1

The kernel is 2.6.7 #2 SMP Thu Jul 22 15:00:28 CEST 2004 i686 i686 i386 GNU/Linux

I can provide a sample to reproduce the problem (but it happens randomly :-( )

-- 
           Summary: pthread_cond_timedwait does not reacquire the mutex on
                    cancelation
           Product: glibc
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: nptl
        AssignedTo: drepper at redhat dot com
        ReportedBy: sebastien dot decugis at ext dot bull dot net
                CC: glibc-bugs at sources dot redhat dot com


http://sources.redhat.com/bugzilla/show_bug.cgi?id=300

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             reply	other threads:[~2004-08-05  8:19 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-08-05  8:19 sebastien dot decugis at ext dot bull dot net [this message]
2004-08-05  8:23 ` [Bug nptl/300] " sebastien dot decugis at ext dot bull dot net
2004-08-06  8:26 ` sebastien dot decugis at ext dot bull dot net
2004-08-06 15:13 ` jakub at redhat dot com
2004-08-09 21:42 ` jakub at redhat dot com
2004-08-11 18:51 ` rth at redhat dot com
2004-08-11 20:25 ` jakub at redhat dot com
2004-08-11 21:07 ` rth at gcc dot gnu dot org
2005-09-26  0:02 ` drepper at redhat dot com
2006-02-21 17:55 ` jakub at redhat dot com
2006-04-23 17:59 ` drepper at redhat dot com

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