...
by 0x........: main (scalar.c:834)
-Syscall param sigaltstack(ss) points to unaddressable byte(s)
+Syscall param sigaltstack(ss->ss_sp) points to unaddressable byte(s)
+ ...
+ by 0x........: main (scalar.c:834)
+ Address 0x........ is on thread 1's stack
+ in frame #1, created by main (scalar.c:28)
+
+Syscall param sigaltstack(ss->ss_size) points to unaddressable byte(s)
+ ...
+ by 0x........: main (scalar.c:834)
+ Address 0x........ is on thread 1's stack
+ in frame #1, created by main (scalar.c:28)
+
+Syscall param sigaltstack(ss->ss_flags) points to unaddressable byte(s)
...
by 0x........: main (scalar.c:834)
Address 0x........ is on thread 1's stack