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From: Al Viro <viro@zeniv.linux.org.uk>
To: Helge Deller <deller@gmx.de>
Cc: John David Anglin <dave.anglin@bell.net>,
	Hillf Danton <hdanton@sina.com>,
	linux-kernel@vger.kernel.org, linux-parisc@vger.kernel.org
Subject: Re: WARNING: CPU: 1 PID: 14735 at fs/dcache.c:365 dentry_free+0x100/0x128
Date: Wed, 20 Jul 2022 03:00:23 +0100	[thread overview]
Message-ID: <YtdhtyiEOGFhYdfP@ZenIV> (raw)
In-Reply-To: <76e47f90-bcc2-caab-50c5-6bff7fdc5c1d@gmx.de>

On Tue, Jul 19, 2022 at 11:25:07PM +0200, Helge Deller wrote:
> On 7/19/22 22:59, John David Anglin wrote:
> > Hi Helge,
> >
> > I hit this warning with the patch below building ghc on mx3210:
> 
> As I wrote, I didn't faced it yet on my buildd server, but that could
> just have been luck...
> Hillf, should we try if this second hunk triggers?
> 
> --- a/fs/dcache.c
> +++ b/fs/dcache.c
> @@ -616,6 +618,7 @@ static void __dentry_kill(struct dentry
>  		dentry->d_flags |= DCACHE_MAY_FREE;
>  		can_free = false;
>  	}
> +	BUG_ON(!hlist_unhashed(&dentry->d_u.d_alias));
>  	spin_unlock(&dentry->d_lock);
>  	if (likely(can_free))
>  		dentry_free(dentry);

Would you gentlemen mind Cc'ing the entire thing to fsdevel?  Or at
least forwarding it my way...

  reply	other threads:[~2022-07-20  2:00 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220709090756.2384-1-hdanton@sina.com>
2022-07-15  8:18 ` WARNING: CPU: 1 PID: 14735 at fs/dcache.c:365 dentry_free+0x100/0x128 Helge Deller
     [not found] ` <20220715133300.1297-1-hdanton@sina.com>
2022-07-16  5:27   ` Helge Deller
2022-07-17  9:42     ` Helge Deller
     [not found]     ` <20220717113634.1552-1-hdanton@sina.com>
2022-07-19 16:32       ` Helge Deller
2022-07-19 20:59         ` John David Anglin
2022-07-19 21:25           ` Helge Deller
2022-07-20  2:00             ` Al Viro [this message]
2022-07-20  2:22         ` Al Viro
2022-07-20  2:31     ` Al Viro
2022-07-20  2:33       ` Al Viro
2022-07-20  3:29     ` Al Viro
2022-07-20  6:53       ` Helge Deller
2022-07-20  7:07         ` Al Viro
2022-07-20  9:21           ` Helge Deller
     [not found]           ` <20220720110032.1787-1-hdanton@sina.com>
2022-07-20 17:06             ` Al Viro
2022-07-20 23:15               ` Sam James
2022-07-21  3:54                 ` Helge Deller
2022-07-30 20:21                   ` Helge Deller
2022-07-09  5:33 Helge Deller

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