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Date: Fri, 13 Apr 2012 21:30:12 GMT
From: Ryan Stone <rstone@FreeBSD.org>
To: freebsd-gnats-submit@FreeBSD.org
Subject: dtrace(1) kills itself with SIGUSR1
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>Number:         166920
>Category:       kern
>Synopsis:       [dtrace] dtrace(1) kills itself with SIGUSR1
>Confidential:   no
>Severity:       serious
>Priority:       low
>Responsible:    gnn
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Apr 13 21:40:05 UTC 2012
>Closed-Date:    Mon May 28 18:43:44 UTC 2012
>Last-Modified:  Mon May 28 18:43:44 UTC 2012
>Originator:     Ryan Stone
>Release:        8-STABLE
>Organization:
>Environment:
>Description:
(module-1:wheel)# dtrace -n 'database$pid:::' -c ./db
ld-elf.so.1: invalid probe specifier database$pid:::: failed to grab process 28055
User defined signal 1: 30

dtrace(1) sends itself SIGUSR1 (30) from one thread to another if it hits an error.  It would seem that in certain cases it sends that signal when there is no handler installed for it.
>How-To-Repeat:

>Fix:


>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: freebsd-bugs->gnn 
Responsible-Changed-By: emaste 
Responsible-Changed-When: Sat Apr 14 00:56:58 UTC 2012 
Responsible-Changed-Why:  
Is this fixed by r234234? 

http://www.freebsd.org/cgi/query-pr.cgi?pr=166920 
State-Changed-From-To: open->patched 
State-Changed-By: gnn 
State-Changed-When: Sun Apr 15 18:16:52 UTC 2012 
State-Changed-Why:  
This is fixed by http://svn.freebsd.org/changeset/base/234234 

http://www.freebsd.org/cgi/query-pr.cgi?pr=166920 
State-Changed-From-To: patched->closed 
State-Changed-By: gnn 
State-Changed-When: Mon May 28 18:43:15 UTC 2012 
State-Changed-Why:  


http://www.freebsd.org/cgi/query-pr.cgi?pr=166920 
>Unformatted:
