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From: Nam Cao <namcao@linutronix.de>
To: rtm@csail.mit.edu
Cc: Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexandre Ghiti <alex@ghiti.fr>,
	linux-riscv@lists.infradead.org
Subject: Re: futex(0x1ffffff81300000) on risc-v -> mm panic
Date: Wed, 18 Jun 2025 15:25:59 +0200	[thread overview]
Message-ID: <20250618132559.J2jP-TbE@linutronix.de> (raw)
In-Reply-To: <77605.1750245028@localhost>

On Wed, Jun 18, 2025 at 07:10:28AM -0400, rtm@csail.mit.edu wrote:
> This program on risc-v:
> 
> main(){
>   futex((void*) 0x1ffffff81300000, FUTEX_WAIT, 0, 0, 0, 0);
> }
> 
> results in:
> 
> BUG: Bad page state in process a.out  pfn:81500

I cannot reproduce this issue. Can you please share your .config?

Also, your kernel seems to have some commits on top. Are you sure none of
those is the reason?

Best regards,
Nam

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  reply	other threads:[~2025-06-18 15:15 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-06-18 11:10 futex(0x1ffffff81300000) on risc-v -> mm panic rtm
2025-06-18 13:25 ` Nam Cao [this message]
2025-06-18 18:27   ` rtm
2025-06-18 19:58   ` Palmer Dabbelt
2025-06-18 21:32     ` Nam Cao
2025-06-19 12:35 ` Alexandre Ghiti
2025-06-19 13:30   ` rtm
2025-06-19 16:02   ` Nam Cao

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