linux-kernel - Re: [BUG] rockpro64 board hangs in console

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Message-ID: <297b268a-85de-bc8c-88eb-b8d050ac1ec3@kernel.org>
Date:   Tue, 14 Jun 2022 07:15:48 +0200
From:   Jiri Slaby <jirislaby@...nel.org>
To:     Alexandru Elisei <alexandru.elisei@....com>,
        sunjunchao2870@...il.com, jack@...e.cz, viro@...iv.linux.org.uk,
        linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        pmladek@...e.com, senozhatsky@...omium.org, rostedt@...dmis.org,
        john.ogness@...utronix.de, keescook@...omium.org, anton@...msg.org,
        ccross@...roid.com, tony.luck@...el.com, heiko@...ech.de,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, maco@...roid.com, hch@....de,
        gregkh@...uxfoundation.org
Subject: Re: [BUG] rockpro64 board hangs in console_init() after commit
 10e14073107d

On 13. 06. 22, 18:54, Alexandru Elisei wrote:
> I've booted a kernel compiled with CONFIG_PROVE_LOCKING=y, as the offending
> commit fiddles with locks, but no splat was produced that would explain the
> hang.

It's too early for lockdep. Could you try to move lockdep_init() before 
console_init() in start_kernel()?

You'd need to use early console (which you already do).

thanks,
-- 
js
suse labs