linux-ext4 - Re: ext4/004 hangs with -o inlinecrypt,test_dummy

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Message-ID: <dfb1479b-8aef-4f55-ba5b-4ae0595c4f99@bytedance.com>
Date: Tue, 9 Dec 2025 17:46:22 +0800
From: Julian Sun <sunjunchao@...edance.com>
To: Christoph Hellwig <hch@...radead.org>, linux-ext4@...r.kernel.org
Cc: linux-fscrypt@...r.kernel.org
Subject: Re: ext4/004 hangs with -o inlinecrypt,test_dummy_encryption

On 12/9/25 4:40 PM, Julian Sun wrote:
> 
> I can reproduce this issue locally with both v6.18 and v6.0. The problem 
> disappears after removing test_dummy_encryption, and it still reproduces 
> when test_dummy_encryption is set alone in MOUNT_OPTIONS. Therefore, I 
> believe the issue lies in test_dummy_encryption — it is an 
> implementation of fscrypt.
> 
> CC: linux-fscrypt
> 
> Thanks,

cc linux-fscrypt

-- 
Julian Sun <sunjunchao@...edance.com>