Experimental Physics and
Industrial Control System

Hello Mark,

yes, there are a number of explicit calls to lockPort(), and also corresponding unlocks in what looks like every case.

Sadly, I ran across this only once, but I'll try to see if I can get a traceback in the future.

Thanks, and kind regards,
Christian

 ---- On Tue, 15 Nov 2016 05:31:12 +0900 Mark Rivers <[email protected]> wrote ---- 
 > Hi Christian, 
 >  
 > The failure indicates to me a problem in your code, because it should not happen.  The failure is happening in pasynManager->lockPort().  Is your code calling that function explicitly?   
 >  
 > Is the failure reproducible? 
 >  
 > Is this on Linux?  If so, you can generate a core file and run gdb on it to get a traceback. 
 >  
 > Mark 
 >  
 >  
 > -----Original Message----- 
 > From: [email protected] [mailto:[email protected]] On Behalf Of Christian Pulvermacher 
 > Sent: Sunday, November 13, 2016 11:35 PM 
 > To: tech-talk 
 > Subject: mutex lock assertion failure 
 >  
 > Hello, 
 >  
 > I encountered the following assertion failure in one of our IOCs. Is this EPICS-internal, or something  that can originate from our own code? 
 >  
 > > A call to 'assert(status == epicsMutexLockOK)'  
 > > by thread 'jtag:dhh.hll0' failed in ../../asyn/asynDriver/asynManager.c line 1694.  
 > > EPICS Release EPICS R3.14.12.5-belle2 $Date: Tue 2015-03-24 09:57:35 -0500$.  
 > > Local time is 2016-11-09 10:44:18.525347533 JST  
 > > Please E-mail this message to the author or to [email protected]  
 >  
 >  
 > Kind regards, 
 > Christian 
 >  
 > 

References:

mutex lock assertion failure Christian Pulvermacher

RE: mutex lock assertion failure Mark Rivers

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