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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-20 11:27:18 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-03-20 11:27:18 +0100
commit4958134df54c2c84e9c22ea042761d439164d26e (patch)
tree503177afab11f7d25b12a84ce25b481d305c51ba /arch/x86/kernel/kprobes/core.c
parentc4f528795d1add8b63652673f7262729f679c6c1 (diff)
parentc698ca5278934c0ae32297a8725ced2e27585d7f (diff)
Merge 4.16-rc6 into tty-next
We want the serial/tty fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/kernel/kprobes/core.c')
-rw-r--r--arch/x86/kernel/kprobes/core.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index bd36f3c33cd0..0715f827607c 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -1168,10 +1168,18 @@ NOKPROBE_SYMBOL(longjmp_break_handler);
bool arch_within_kprobe_blacklist(unsigned long addr)
{
+ bool is_in_entry_trampoline_section = false;
+
+#ifdef CONFIG_X86_64
+ is_in_entry_trampoline_section =
+ (addr >= (unsigned long)__entry_trampoline_start &&
+ addr < (unsigned long)__entry_trampoline_end);
+#endif
return (addr >= (unsigned long)__kprobes_text_start &&
addr < (unsigned long)__kprobes_text_end) ||
(addr >= (unsigned long)__entry_text_start &&
- addr < (unsigned long)__entry_text_end);
+ addr < (unsigned long)__entry_text_end) ||
+ is_in_entry_trampoline_section;
}
int __init arch_init_kprobes(void)