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-rw-r--r--fs/bcachefs/journal.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/bcachefs/journal.c b/fs/bcachefs/journal.c
index 23a9b7845d11..489b34046e78 100644
--- a/fs/bcachefs/journal.c
+++ b/fs/bcachefs/journal.c
@@ -321,6 +321,8 @@ static int journal_entry_open(struct journal *j)
atomic64_inc(&j->seq);
journal_pin_list_init(fifo_push_ref(&j->pin), 1);
+ BUG_ON(j->pin.back - 1 != atomic64_read(&j->seq));
+
BUG_ON(j->buf + (journal_cur_seq(j) & JOURNAL_BUF_MASK) != buf);
bkey_extent_init(&buf->key);