Red Hat Bugzilla – Bug 176930
NPTL: mmap succeeds when memory locking should be unavailable
Last modified: 2007-11-30 17:07:22 EST
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User-Agent: Mozilla/5.0 (X11; U; Linux i686; fr; rv:1.7.8) Gecko/20050524 Fedora/1.0.4-4 Firefox/1.0.4
Description of problem:
Tests if an mmap operation succeeds when a limit has been set on memory locking and new memory is locked automatically.
The feature used to set the limit on the memory locking (RLIMIT_MEMLOCK) is not described in POSIX. The tested feature is part of the Process Memory Locking option in POSIX. This issue has to be reported.
Details are available at:
Browse: (TC2) 2xi686HT - RHAS4u2 Run 1,2,3
Version-Release number of selected component (if applicable):
Steps to Reproduce:
(Used version was: OPTS cvs repository on Nov 14, 2005)
Actual Results: See:
Use the 3 (correct !) URLS:
Click the "Browse" button of : (TC2) 2xi686HT - RHAS4u2 Run 3
You can also select 2 runs and click the "Compare Selected" button.
ok. i 've invetigate this one a bit, I suspect you're hitting this problem b/c
the program is being run as root. root can lock as many pages as she wants.