author: Jeff Dike <jdike@addtoit.com> 2008-02-04 22:31:12 -0800
committer: Linus Torvalds <torvalds@woody.linux-foundation.org> 2008-02-05 09:44:30 -0800
commit: e06173bde0ec9830a296720f8cd7cb2f17b76fa4
parent: a9b71b6c5473d2c1526deac0a1a207fe476f6088
Commit Summary:
Diffstat:
1 file changed, 3 insertions, 0 deletions
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c
index 862fea0290ec..8ab2f5c577a3 100644
--- a/arch/um/os-Linux/skas/process.c
+++ b/arch/um/os-Linux/skas/process.c
@@ -146,6 +146,9 @@ static void handle_trap(int pid, struct uml_pt_regs *regs,
{
int err, status;
+ if ((UPT_IP(regs) >= STUB_START) && (UPT_IP(regs) < STUB_END))
+ fatal_sigsegv();
+
/* Mark this as a syscall */
UPT_SYSCALL_NR(regs) = PT_SYSCALL_NR(regs->gp);