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-rw-r--r--arch/powerpc/mm/fault.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 08ffcf52a856..0a6b28336eb0 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -133,6 +133,7 @@ static int do_sigbus(struct pt_regs *regs, unsigned long address)
up_read(&current->mm->mmap_sem);
if (user_mode(regs)) {
+ current->thread.trap_nr = BUS_ADRERR;
info.si_signo = SIGBUS;
info.si_errno = 0;
info.si_code = BUS_ADRERR;
@@ -450,6 +451,7 @@ good_area:
/* Clear FAULT_FLAG_ALLOW_RETRY to avoid any risk
* of starvation. */
flags &= ~FAULT_FLAG_ALLOW_RETRY;
+ flags |= FAULT_FLAG_TRIED;
goto retry;
}
}
@@ -470,7 +472,7 @@ bad_area_nosemaphore:
if (is_exec && (error_code & DSISR_PROTFAULT))
printk_ratelimited(KERN_CRIT "kernel tried to execute NX-protected"
" page (%lx) - exploit attempt? (uid: %d)\n",
- address, current_uid());
+ address, from_kuid(&init_user_ns, current_uid()));
return SIGSEGV;
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