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From: "Song Bao Hua (Barry Song)" <song.bao.hua@hisilicon.com>
To: Oleksandr Natalenko <oleksandr@natalenko.name>
Cc: Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>,
	"sjenning@linux.vnet.ibm.com" <sjenning@linux.vnet.ibm.com>,
	"Linux List Kernel Mailing" <linux-kernel@vger.kernel.org>,
	Linux Memory Management List <linux-mm@kvack.org>
Subject: RE: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610)
Date: Fri, 12 Feb 2021 08:40:09 +0000	[thread overview]
Message-ID: <1ad147ed4e71406698f5df9305acfe38@hisilicon.com> (raw)
In-Reply-To: <20210212074234.vumx4odistyhbu4m@spock.localdomain>



> -----Original Message-----
> From: Oleksandr Natalenko [mailto:oleksandr@natalenko.name]
> Sent: Friday, February 12, 2021 8:43 PM
> To: Song Bao Hua (Barry Song) <song.bao.hua@hisilicon.com>
> Cc: Mikhail Gavrilov <mikhail.v.gavrilov@gmail.com>;
> sjenning@linux.vnet.ibm.com; Linux List Kernel Mailing
> <linux-kernel@vger.kernel.org>; Linux Memory Management List
> <linux-mm@kvack.org>
> Subject: Re: kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610)
> 
> Hello.
> 
> On Thu, Feb 11, 2021 at 10:43:18AM +0000, Song Bao Hua (Barry Song) wrote:
> > Are you using zsmalloc? There is a known bug on the combination
> > of zsmalloc and zswap, fixed by patches of tiantao:
> >
> > mm: set the sleep_mapped to true for zbud and z3fold
> > mm/zswap: fix variable 'entry' is uninitialized when used
> > mm/zswap: fix potential memory leak
> > mm/zswap: add the flag can_sleep_mapped
> >
> > at Linux-next:
> >
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/log/?q
> t=author&q=tiantao6%40hisilicon.com
> 
> Is this a future stable-5.11 material (and/or, potentially, older stable
> branches
> as well)?

I would believe this should be put into 5.11. I will ask Andrew.

> 
> --
>   Oleksandr Natalenko (post-factum)

Thanks
Barry


      reply	other threads:[~2021-02-12  8:41 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-11  8:57 kernel BUG at mm/zswap.c:1275! (rc6 - git 61556703b610) Mikhail Gavrilov
2021-02-11 10:43 ` Song Bao Hua (Barry Song)
2021-02-12  7:42   ` Oleksandr Natalenko
2021-02-12  8:40     ` Song Bao Hua (Barry Song) [this message]

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