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-rw-r--r--internal/contentenc/content.go5
1 files changed, 4 insertions, 1 deletions
diff --git a/internal/contentenc/content.go b/internal/contentenc/content.go
index dd3b77a..c42a844 100644
--- a/internal/contentenc/content.go
+++ b/internal/contentenc/content.go
@@ -113,7 +113,10 @@ func (be *ContentEnc) DecryptBlock(ciphertext []byte, blockNo uint64, fileID []b
// Extract nonce
nonce := ciphertext[:be.cryptoCore.IVLen]
if bytes.Equal(nonce, be.allZeroNonce) {
- panic("Hit an all-zero nonce. This MUST NOT happen!")
+ // Bug in tmpfs?
+ // https://github.com/rfjakob/gocryptfs/issues/56
+ // http://www.spinics.net/lists/kernel/msg2370127.html
+ return nil, errors.New("all-zero nonce")
}
ciphertextOrig := ciphertext
ciphertext = ciphertext[be.cryptoCore.IVLen:]