diff options
| author | Mike Galbraith <[email protected]> | 2010-12-16 15:09:52 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2011-01-04 15:10:34 +0100 |
| commit | 4f8219875a0dad2cfad9e93a3fafcd9626db98d2 (patch) | |
| tree | 050e09c752c2b0f6045f85247c64890cf5d4ec48 /tools/perf/util/trace-event-scripting.c | |
| parent | 6706125e291bd3dddd269e043323a6ab93ccd5fb (diff) | |
sched, autogroup: Fix potential access to freed memory
Oleg pointed out that the /proc interface kref_get() useage may race with
the final put during autogroup_move_group(). A signal->autogroup assignment
may be in flight when the /proc interface dereference, leaving them taking
a reference to an already dead group.
Reported-by: Oleg Nesterov <[email protected]>
Signed-off-by: Mike Galbraith <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'tools/perf/util/trace-event-scripting.c')
0 files changed, 0 insertions, 0 deletions