Re: [RFC PATCH v3 5/9] futex: Track the futex hash bucket.
From: Sebastian Andrzej Siewior
Date: Fri Nov 22 2024 - 09:28:27 EST
On 2024-11-22 18:08:03 [+0800], kernel test robot wrote:
> Hello,
Hi,
> kernel test robot noticed "WARNING:at_lib/rcuref.c:#rcuref_put_slowpath" on:
>
> commit: 85bef61dcb6b15e3f68893e8bb8178f38ef4e58d ("[RFC PATCH v3 5/9] futex: Track the futex hash bucket.")
> url: https://github.com/intel-lab-lkp/linux/commits/Sebastian-Andrzej-Siewior/futex-Create-helper-function-to-initialize-a-hash-slot/20241116-230708
> base: https://git.kernel.org/cgit/linux/kernel/git/tip/tip.git 3b49a347d751553b1d1be69c8619ae2e85fdc28d
> patch link: https://lore.kernel.org/all/20241115172035.795842-6-bigeasy@xxxxxxxxxxxxx/
> patch subject: [RFC PATCH v3 5/9] futex: Track the futex hash bucket.
thank you for the report. There is a missing init which has been made
visible by CONFIG_BASE_SMALL.
Sebastian