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-rw-r--r--sys/kern/kern_jail.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/kern/kern_jail.c b/sys/kern/kern_jail.c
index cf3b03c..1d76593 100644
--- a/sys/kern/kern_jail.c
+++ b/sys/kern/kern_jail.c
@@ -79,7 +79,9 @@ jail(td, uap)
if (error)
goto bail;
ca.path = j.path;
+ mtx_lock(&Giant);
error = chroot(td, &ca);
+ mtx_unlock(&Giant);
if (error)
goto bail;
newcred = crget();
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