bugGNU Screen - Bugs: bug #46895, Abort trap on launch on Power Mac

 
 

bug #46895: Abort trap on launch on Power Mac

Submitted by:  None
Submitted on:  Thu 14 Jan 2016 12:52:37 PM UTC  
 
Category:  Crash/Freeze/Infloop Severity:  3 - Normal
Priority:  5 - Normal Status:  Duplicate
Privacy:  Public Assigned to:  None
Open/Closed:  Closed Release:  4.3.1
Fixed Release:  4.4.0 Planned Release:  None
Work Required:  None

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Mon 04 Jul 2016 07:03:56 PM UTC, comment #1: 

This looks like problem which should be fixed in 4.4.0 release.
I'm closing it, please reopen if it's still reproducible.
(Duplicate of 45751)

Amadeusz Sławiński <amade>
Project Administrator
Thu 14 Jan 2016 12:52:37 PM UTC, original submission:  

The current MacPorts build of screen aborts on launch on a PowerPC G4 Mac Mini running OS X Server 10.5.8.  Here is a transcript showing version information, the abort, and a backtrack from running under GDB.

<pre>
one-tr:~ rb$ uname -a
Darwin one-tr.brooksby.org 9.8.0 Darwin Kernel Version 9.8.0: Wed Jul 15 16:57:01 PDT 2009; root:xnu-1228.15.4~1/RELEASE_PPC Power Macintosh
one-tr:~ rb$ sudo port upgrade screen
--->  Scanning binaries for linking errors
--->  No broken files found.                            
one-tr:~ rb$ screen --version
Screen version 4.03.01 (GNU) 28-Jun-15
one-tr:~ rb$ rm ~/.screenrc
one-tr:~ rb$ screen
Abort trap
one-tr:~ rb$ gdb $(which screen)
GNU gdb 6.3.50-20050815 (Apple version gdb-966) (Tue Mar 10 02:46:18 UTC 2009)
Copyright 2004 Free Software Foundation, Inc.
GDB is free software, covered by the GNU General Public License, and you are
welcome to change it and/or distribute copies of it under certain conditions.
Type "show copying" to see the conditions.
There is absolutely no warranty for GDB.  Type "show warranty" for details.
This GDB was configured as "powerpc-apple-darwin"...Reading symbols for shared libraries .... done

(gdb) run
Starting program: /opt/local/bin/screen
Reading symbols for shared libraries +++. done

Program received signal EXC_BAD_ACCESS, Could not access memory.
Reason: KERN_PROTECTION_FAILURE at address: 0x00000000
0x91eae3d0 in realpath$DARWIN_EXTSN ()
(gdb) bt
#0  0x91eae3d0 in realpath$DARWIN_EXTSN ()
#1  0x0001b230 in CheckTtyname ()
#2  0x00006e64 in main ()
(gdb)
</pre>

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    Follow 3 latest changes.

    Date Changed by Updated Field Previous Value => Replaced by
    2016-07-04 amade StatusNone => Duplicate
        Open/ClosedOpen => Closed
        Fixed ReleaseNone => 4.4.0

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