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-rw-r--r--fs/userfaultfd.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 01a85e2660b8..5fd4d846691f 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -370,6 +370,9 @@ int handle_userfault(struct vm_fault *vmf, unsigned long reason)
VM_BUG_ON(reason & ~(VM_UFFD_MISSING|VM_UFFD_WP));
VM_BUG_ON(!(reason & VM_UFFD_MISSING) ^ !!(reason & VM_UFFD_WP));
+ if (ctx->features & UFFD_FEATURE_SIGBUS)
+ goto out;
+
/*
* If it's already released don't get it. This avoids to loop
* in __get_user_pages if userfaultfd_release waits on the
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