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From: Jakub Kicinski <kuba@kernel.org>
To: Vasily Averin <vvs@openvz.org>, Shakeel Butt <shakeelb@google.com>
Cc: "Anatoly Pugachev" <matorola@gmail.com>,
	"Michal Koutný" <mkoutny@suse.com>,
	"Andrew Morton" <akpm@linux-foundation.org>,
	kernel@openvz.org,
	"Linux Kernel list" <linux-kernel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	"Roman Gushchin" <roman.gushchin@linux.dev>,
	"Vlastimil Babka" <vbabka@suse.cz>,
	"Michal Hocko" <mhocko@suse.com>,
	"Florian Westphal" <fw@strlen.de>,
	"David S. Miller" <davem@davemloft.net>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Eric Dumazet" <edumazet@google.com>,
	cgroups@vger.kernel.org,
	"Sparc kernel list" <sparclinux@vger.kernel.org>,
	"Thorsten Leemhuis" <linux@leemhuis.info>,
	"Linus Torvalds" <torvalds@linux-foundation.org>
Subject: Re: [sparc64] fails to boot, (was: Re: [PATCH memcg v6] net: set proper memcg for net_init hooks allocations)
Date: Mon, 26 Sep 2022 10:28:12 -0700	[thread overview]
Message-ID: <20220926102812.2b0696a7@kernel.org> (raw)
In-Reply-To: <CADxRZqyAG5Co9hLEp6p8vPC9WyGERR6un-3Rqapyv14G4vPXJw@mail.gmail.com>

On Mon, 26 Sep 2022 16:06:08 +0300 Anatoly Pugachev wrote:
> On Wed, Sep 21, 2022 at 8:03 PM Michal Koutný <mkoutny@suse.com> wrote:
> > On Wed, Sep 21, 2022 at 05:44:56PM +0300, Anatoly Pugachev <matorola@gmail.com> wrote:  
> > > reverting this patch makes my sparc64 box boot successfully.  
> >
> > The failed address falls into vmmemmap region (per your boot log
> > output). It looks like the respective page/folio (of init_net struct) is
> > unbacked there (and likely folio_test_slab fails dereferencing ->flags).
> >
> > Would you mind sharing your kernel's config?
> > (I'm most curious about CONFIG_SPARSMEM_VMEMMAP, I'm not familiar with
> > your arch at all though.)  
> 
> mator@ttip:~/dmesg$ zcat config-6.0.0-rc6-00010-gb7f0f527dc3c.gz | grep VMEMMAP
> CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
> CONFIG_SPARSEMEM_VMEMMAP=y
> 
> I do upload config and boot logs to
> https://github.com/mator/sparc64-dmesg
> 
> building a new kernel version/releases as 'make olddefconfig && make -j'
> current version of booted 6.0.0-rc6 is available as
> https://github.com/mator/sparc64-dmesg/blob/master/config-6.0.0-rc6-00010-gb7f0f527dc3c.gz

Forgive my uniformed chime-in but Linus seemed happy with the size of
-rc7 and now I'm worried there won't be an -rc8. AFAICT this is a 6.0
regression. Vasily, Shakeel, do we have a plan to fix this?

  reply	other threads:[~2022-09-26 17:54 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-28  7:17 [PATCH RFC] net: memcg accounting for veth devices Vasily Averin
2022-02-28 14:36 ` Luis Chamberlain
2022-03-01 18:09   ` Shakeel Butt
2022-03-01 18:28     ` Luis Chamberlain
2022-03-01 20:50       ` Eric W. Biederman
2022-03-01 21:25         ` Luis Chamberlain
2022-03-01 21:31           ` Luis Chamberlain
2022-03-02 14:43           ` Eric W. Biederman
2022-03-02 21:52             ` Luis Chamberlain
2022-03-02 13:30         ` King, Colin
2022-04-11  9:40     ` problem with accounting of allocations called from __net_init hooks Vasily Averin
2022-04-17  6:39       ` [PATCH memcg RFC] net: set proper memcg for net_init hooks allocations Vasily Averin
2022-04-21 15:56         ` Shakeel Butt
2022-04-22 20:01           ` Vasily Averin
2022-04-22 20:09             ` Vasily Averin
2022-04-22 20:22               ` Shakeel Butt
2022-04-23  7:56                 ` [PATCH] " Vasily Averin
2022-04-23  9:39                   ` kernel test robot
2022-04-23  9:39                   ` kernel test robot
2022-04-23 10:31                   ` kernel test robot
2022-04-23 15:38                     ` [PATCH memcg v2] " Vasily Averin
2022-04-24 14:46                   ` [net] 3b379e5391: BUG:kernel_NULL_pointer_dereference,address kernel test robot
2022-04-25 10:56                     ` [PATCH memcg v3] net: set proper memcg for net_init hooks allocations Vasily Averin
2022-04-26  2:50                       ` Roman Gushchin
2022-04-26  5:58                         ` Vasily Averin
2022-04-26  6:43                         ` [PATCH memcg v4] " Vasily Averin
2022-04-26 22:13                           ` Roman Gushchin
2022-04-27  5:23                           ` Shakeel Butt
2022-04-27 12:22                             ` Michal Koutný
2022-04-27 15:06                               ` Shakeel Butt
2022-04-27 22:16                                 ` Vasily Averin
2022-04-27 22:36                                   ` Roman Gushchin
2022-04-28  4:37                                     ` Vasily Averin
2022-04-27 22:47                                   ` Shakeel Butt
2022-05-01 13:44                                     ` Vasily Averin
2022-05-01 21:09                                       ` Roman Gushchin
2022-05-02  0:10                                     ` [PATCH memcg v5] " Vasily Averin
2022-05-30  8:57                                       ` Vasily Averin
2022-06-03  4:19                                         ` [PATCH memcg v6] " Vasily Averin
2022-06-06 13:49                                           ` Qian Cai
2022-06-06 17:37                                             ` Vasily Averin
2022-06-06 18:43                                               ` Qian Cai
2022-06-06 18:45                                             ` Vasily Averin
2022-06-07  5:58                                               ` Shakeel Butt
2022-06-07 12:37                                                 ` Vasily Averin
2022-06-07 14:10                                                   ` Shakeel Butt
2022-09-18  9:28                                           ` [sparc64] fails to boot, (was: Re: [PATCH memcg v6] net: set proper memcg for net_init hooks allocations) Anatoly Pugachev
2022-09-21 14:44                                             ` Anatoly Pugachev
2022-09-21 17:02                                               ` Michal Koutný
2022-09-26 13:06                                                 ` Anatoly Pugachev
2022-09-26 17:28                                                   ` Jakub Kicinski [this message]
2022-09-26 17:32                                                     ` Shakeel Butt
2022-09-26 17:36                                                       ` Andrew Morton
2022-09-26 19:00                                                         ` Shakeel Butt
2022-09-27  9:54                                             ` Vlastimil Babka
2022-09-28  7:54                                               ` Thorsten Leemhuis
2022-09-28  7:21                                             ` [sparc64] fails to boot, (was: Re: [PATCH memcg v6] net: set proper memcg for net_init hooks allocations) #forregzbot Thorsten Leemhuis

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