linux-kernel - Re: BUG: MAX_LOCKDEP_CHAIN

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Date:   Mon, 4 Apr 2022 06:06:51 +0700
From:   Ammar Faizi <ammarfaizi2@...weeb.org>
To:     Johannes Thumshirn <Johannes.Thumshirn@....com>,
        Chris Mason <clm@...com>, David Sterba <dsterba@...e.com>,
        Josef Bacik <josef@...icpanda.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Btrfs Mailing List <linux-btrfs@...r.kernel.org>
Subject: Re: BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low

On 3/28/22 3:10 PM, Johannes Thumshirn wrote:
> On 27/03/2022 03:31, Ammar Faizi wrote:
>>
>> Hello btrfs maintainers,
>>
>> I got the following bug in Linux 5.17.0 stable. I don't have the
>> reproducer for this. I will send any update if I find something
>> relevant. If anyone has any suggestion on how to debug this further,
>> or wants me to test a patch after it gets a reliable reproducer,
>> or something, please let me know. I will try it on my machine.
>>
>> If you need me to send something to investigate this, please let
>> me know.
>>
> 
> This can be solved by increasing CONFIG_LOCKDEP_CHAINS_BITS.

TIL, got it, thanks.

-- 
Ammar Faizi