diff options
| author | David Rientjes <rientjes@google.com> | 2008-10-26 18:13:59 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-11-06 19:05:50 -0800 |
| commit | df211d2ac9df176d9b9b4b0984f9dcb50ece39fc (patch) | |
| tree | 7a2dc3bf7def1d973edd21806e83390125c8789e /include/linux | |
| parent | 5e55aa8db085dad1aabb4574c73c23c7ae571e7b (diff) | |
x86: avoid dereferencing beyond stack + THREAD_SIZE
commit e1e23bb0513520035ec934fa3483507cb6648b7c upstream
x86: avoid dereferencing beyond stack + THREAD_SIZE
It's possible for get_wchan() to dereference past task->stack + THREAD_SIZE
while iterating through instruction pointers if fp equals the upper boundary,
causing a kernel panic.
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: Chuck Ebbert <cebbert@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions