fix: corner case for x87 context restore on execve

[lunaix-os.git] / lunaix-os / kernel / exe / exec.c

diff --git a/lunaix-os/kernel/exe/exec.c b/lunaix-os/kernel/exe/exec.c
index a8461269ec3d15d24431c8fb4bbe8e99764c12ab..21814d16c042ffb50e96fbe8d7ebb89cee846a80 100644 (file)
--- a/lunaix-os/kernel/exe/exec.c
+++ b/lunaix-os/kernel/exe/exec.c
@@ -224,6 +224,10 @@ __DEFINE_LXSYSCALL3(int,
     execp->esp = container.stack_top;
     execp->eip = container.exe.entry;
 
     execp->esp = container.stack_top;
     execp->eip = container.exe.entry;
 

+    // these become meaningless once execved!
+    __current->ustack_top = 0;
+    proc_clear_signal(__current);
+

 done:
     // set return value
     store_retval(DO_STATUS(errno));
 done:
     // set return value
     store_retval(DO_STATUS(errno));