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From: Masami H. <mhi...@re...> - 2009-08-27 17:22:26
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Since do_debug() calls get_debugreg(), native_get_debugreg() will be called
from singlestepping. This can cause an int3 infinit loop.
Signed-off-by: Masami Hiramatsu <mhi...@re...>
Cc: Frederic Weisbecker <fwe...@gm...>
Cc: Ananth N Mavinakayanahalli <an...@in...>
Cc: Ingo Molnar <mi...@el...>
---
kernel/kprobes.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index f72e96c..3267d90 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -90,6 +90,7 @@ static spinlock_t *kretprobe_table_lock_ptr(unsigned long hash)
*/
static struct kprobe_blackpoint kprobe_blacklist[] = {
{"preempt_schedule",},
+ {"native_get_debugreg",},
{NULL} /* Terminator */
};
--
Masami Hiramatsu
Software Engineer
Hitachi Computer Products (America), Inc.
Software Solutions Division
e-mail: mhi...@re...
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