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-rw-r--r--arch/um/kernel/ptrace.c21
-rw-r--r--include/asm-um/ptrace-i386.h2
-rw-r--r--include/asm-um/ptrace-x86_64.h2
-rw-r--r--include/asm-um/thread_info.h4
-rw-r--r--init/Kconfig2
5 files changed, 20 insertions, 11 deletions
diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c
index 3a99ee6d94e..7b259a22447 100644
--- a/arch/um/kernel/ptrace.c
+++ b/arch/um/kernel/ptrace.c
@@ -337,15 +337,18 @@ void syscall_trace(union uml_pt_regs *regs, int entryexit)
if (unlikely(current->audit_context)) {
if (!entryexit)
- audit_syscall_entry(current,
- UPT_SYSCALL_NR(&regs->regs),
- UPT_SYSCALL_ARG1(&regs->regs),
- UPT_SYSCALL_ARG2(&regs->regs),
- UPT_SYSCALL_ARG3(&regs->regs),
- UPT_SYSCALL_ARG4(&regs->regs));
- else
- audit_syscall_exit(current,
- UPT_SYSCALL_RET(&regs->regs));
+ audit_syscall_entry(current,
+ HOST_AUDIT_ARCH,
+ UPT_SYSCALL_NR(regs),
+ UPT_SYSCALL_ARG1(regs),
+ UPT_SYSCALL_ARG2(regs),
+ UPT_SYSCALL_ARG3(regs),
+ UPT_SYSCALL_ARG4(regs));
+ else {
+ int res = UPT_SYSCALL_RET(regs);
+ audit_syscall_exit(current, AUDITSC_RESULT(res),
+ res);
+ }
}
/* Fake a debug trap */
diff --git a/include/asm-um/ptrace-i386.h b/include/asm-um/ptrace-i386.h
index 9e47590ec29..04222f35c43 100644
--- a/include/asm-um/ptrace-i386.h
+++ b/include/asm-um/ptrace-i386.h
@@ -6,6 +6,8 @@
#ifndef __UM_PTRACE_I386_H
#define __UM_PTRACE_I386_H
+#define HOST_AUDIT_ARCH AUDIT_ARCH_I386
+
#include "sysdep/ptrace.h"
#include "asm/ptrace-generic.h"
diff --git a/include/asm-um/ptrace-x86_64.h b/include/asm-um/ptrace-x86_64.h
index c34be39b78b..be51219a8ff 100644
--- a/include/asm-um/ptrace-x86_64.h
+++ b/include/asm-um/ptrace-x86_64.h
@@ -14,6 +14,8 @@
#include "asm/ptrace-generic.h"
#undef signal_fault
+#define HOST_AUDIT_ARCH AUDIT_ARCH_X86_64
+
void signal_fault(struct pt_regs_subarch *regs, void *frame, char *where);
#define FS_BASE (21 * sizeof(unsigned long))
diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h
index bffb577bc54..a10ea155907 100644
--- a/include/asm-um/thread_info.h
+++ b/include/asm-um/thread_info.h
@@ -72,12 +72,14 @@ static inline struct thread_info *current_thread_info(void)
*/
#define TIF_RESTART_BLOCK 4
#define TIF_MEMDIE 5
+#define TIF_SYSCALL_AUDIT 6
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
#define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED)
#define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG)
-#define _TIF_RESTART_BLOCK (1 << TIF_RESTART_BLOCK)
+#define _TIF_MEMDIE (1 << TIF_MEMDIE)
+#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
#endif
diff --git a/init/Kconfig b/init/Kconfig
index abe2682a6ca..338d82aeda6 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -173,7 +173,7 @@ config AUDIT
config AUDITSYSCALL
bool "Enable system-call auditing support"
- depends on AUDIT && (X86 || PPC64 || ARCH_S390 || IA64)
+ depends on AUDIT && (X86 || PPC64 || ARCH_S390 || IA64 || UML)
default y if SECURITY_SELINUX
help
Enable low-overhead system-call auditing infrastructure that