[compiler-rt] adding fchmodat2 syscall introduced in Linux 6.6. (#82275)
diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_common_syscalls.inc b/compiler-rt/lib/sanitizer_common/sanitizer_common_syscalls.inc
index c10943b..b316169 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_common_syscalls.inc
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_common_syscalls.inc
@@ -2808,6 +2808,15 @@
POST_SYSCALL(fchownat)
(long res, long dfd, const void *filename, long user, long group, long flag) {}
+PRE_SYSCALL(fchmodat2)(long dfd, const void *filename, long mode, long flag) {
+ if (filename)
+ PRE_READ(filename,
+ __sanitizer::internal_strlen((const char *)filename) + 1);
+}
+
+POST_SYSCALL(fchmodat2)
+(long res, long dfd, const void *filename, long mode, long flag) {}
+
PRE_SYSCALL(openat)(long dfd, const void *filename, long flags, long mode) {
if (filename)
PRE_READ(filename,