From: Jens Axboe <axboe@kernel.dk>
To: John Ogness <john.ogness@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>
Cc: Petr Mladek <pmladek@suse.com>,
Steven Rostedt <rostedt@goodmis.org>,
"senozhatsky@chromium.org" <senozhatsky@chromium.org>,
"Paul E. McKenney" <paulmck@kernel.org>
Subject: Re: printk NMI splat on boot
Date: Tue, 20 May 2025 14:41:40 -0600 [thread overview]
Message-ID: <36ccb46d-5041-47ce-b419-f49ccaeece9b@kernel.dk> (raw)
In-Reply-To: <c99232fa-e861-48ec-8438-028e61d3b744@kernel.dk>
On 5/20/25 2:18 PM, Jens Axboe wrote:
>> What values are you using for CONFIG_RCU_EXP_CPU_STALL_TIMEOUT and
>> CONFIG_RCU_CPU_STALL_TIMEOUT?
>
> CONFIG_RCU_CPU_STALL_TIMEOUT=21
> CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=2
This was =20 btw, guess it could cut a bit too much...
Changed them to:
CONFIG_RCU_CPU_STALL_TIMEOUT=100
CONFIG_RCU_EXP_CPU_STALL_TIMEOUT=0
and complaining is gone.
--
Jens Axboe
next prev parent reply other threads:[~2025-05-20 20:41 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-20 16:38 printk NMI splat on boot Jens Axboe
2025-05-20 20:08 ` John Ogness
2025-05-20 20:18 ` Jens Axboe
2025-05-20 20:41 ` Jens Axboe [this message]
2025-05-21 6:06 ` Paul E. McKenney
2025-05-21 13:05 ` Jens Axboe
2025-05-21 15:06 ` Paul E. McKenney
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