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-rw-r--r--fs/jbd2/transaction.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index f3479d6e0a83..6bf0a242613e 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -156,6 +156,7 @@ alloc_transaction:
*/
repeat:
read_lock(&journal->j_state_lock);
+ BUG_ON(journal->j_flags & JBD2_UNMOUNT);
if (is_journal_aborted(journal) ||
(journal->j_errno != 0 && !(journal->j_flags & JBD2_ACK_ERR))) {
read_unlock(&journal->j_state_lock);