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| author | David Rientjes <rientjes@google.com> | 2008-10-14 03:42:12 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-10-23 01:13:25 +0400 |
| commit | 76d8cb9a1e102231935e586e888b10ea6ca41101 (patch) | |
| tree | 75830117127e8712b839cbf0a7cceb740b517e99 /drivers/pci/hotplug/acpi_pcihp.c | |
| parent | 7a69c701bd95e1dc0eaf7e4008e5fd409ac7e042 (diff) | |
| download | linux-76d8cb9a1e102231935e586e888b10ea6ca41101.tar.xz | |
x86: avoid dereferencing beyond stack + THREAD_SIZE
commit 60e6258cd43f9b06884f04f0f7cefb9c40f17a32 upstream
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 'drivers/pci/hotplug/acpi_pcihp.c')
0 files changed, 0 insertions, 0 deletions