X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=lttng-syscalls.c;h=3399c9b07de90dcc39cc0a28fe69f0fdb4079eea;hb=f75983c2aa4bd35e97ef4d46bcec697e9b0dc9c1;hp=4596ccfc1280f82eaefdd0b5b6462bceffee0f8f;hpb=8fe888d86ccad4226b05a536efb73d71bb091062;p=lttng-modules.git

diff --git a/lttng-syscalls.c b/lttng-syscalls.c
index 4596ccfc..3399c9b0 100644
--- a/lttng-syscalls.c
+++ b/lttng-syscalls.c
@@ -392,6 +392,12 @@ void syscall_entry_probe(void *__data, struct pt_regs *regs, long id)
 	const struct trace_syscall_entry *table, *entry;
 	size_t table_len;
 
+#ifdef CONFIG_X86_X32_ABI
+	if (in_x32_syscall()) {
+		/* x32 system calls are not supported. */
+		return;
+	}
+#endif
 	if (unlikely(in_compat_syscall())) {
 		struct lttng_syscall_filter *filter = chan->sc_filter;
 
@@ -539,6 +545,12 @@ void syscall_exit_probe(void *__data, struct pt_regs *regs, long ret)
 	size_t table_len;
 	long id;
 
+#ifdef CONFIG_X86_X32_ABI
+	if (in_x32_syscall()) {
+		/* x32 system calls are not supported. */
+		return;
+	}
+#endif
 	id = syscall_get_nr(current, regs);
 	if (unlikely(in_compat_syscall())) {
 		struct lttng_syscall_filter *filter = chan->sc_filter;