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| author | Mike Galbraith <[email protected]> | 2010-12-16 14:09:52 +0000 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2011-01-04 14:10:34 +0000 |
| commit | 4f8219875a0dad2cfad9e93a3fafcd9626db98d2 (patch) | |
| tree | 050e09c752c2b0f6045f85247c64890cf5d4ec48 /lib/dynamic_debug.c | |
| parent | sched: Remove redundant CONFIG_CGROUP_SCHED ifdef (diff) | |
| download | kernel-4f8219875a0dad2cfad9e93a3fafcd9626db98d2.tar.gz kernel-4f8219875a0dad2cfad9e93a3fafcd9626db98d2.zip | |
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 'lib/dynamic_debug.c')
0 files changed, 0 insertions, 0 deletions