commit | e1e23bb0513520035ec934fa3483507cb6648b7c | [log] [tgz] |
---|---|---|
author | David Rientjes <rientjes@google.com> | Tue Oct 07 14:15:11 2008 -0700 |
committer | Ingo Molnar <mingo@elte.hu> | Sun Oct 12 11:18:59 2008 +0200 |
tree | a05f96cf556599a3a0dbc0de852c57921ae6051f | |
parent | fd048088306656824958e7783ffcee27e241b361 [diff] |
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>