From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Borislav Petkov <bp@alien8.de>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
lkml <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Andy Lutomirski <luto@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Brian Gerst <brgerst@gmail.com>,
Dave Hansen <dave.hansen@intel.com>,
Denys Vlasenko <dvlasenk@redhat.com>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Michal Hocko <mhocko@suse.com>,
Peter Zijlstra <peterz@infradead.org>,
linux-arch@vger.kernel.org, linux-mm@kvack.org,
x86-ml <x86@kernel.org>
Subject: Re: Splat during resume
Date: Sun, 26 Mar 2017 01:01:03 +0300 [thread overview]
Message-ID: <20170325220103.owhygrrrlsnk55fj@node.shutemov.name> (raw)
In-Reply-To: <20170325215012.v5vywew7pfi3qk5f@pd.tnic>
On Sat, Mar 25, 2017 at 10:50:12PM +0100, Borislav Petkov wrote:
> > No need, I found it. Reverting
> >
> > ea3b5e60ce80 ("x86/mm/ident_map: Add 5-level paging support")
> >
> > makes the machine suspend and resume just fine again. Lemme add people to CC.
>
> So I see rIP pointing to ident_pmd_init() and the stack trace has
> load_image_and_restore() so if I try to connect the dots, I get:
>
> load_image_and_restore
> |-> hibernation_restore
> |-> resume_target_kernel
> |-> swsusp_arch_resume
> |-> set_up_temporary_mappings
> |-> kernel_ident_mapping_init
> |-> ... ident_pmd_init
>
> I'll let you folks make sense of what's going on.
Sorry for this. See
http://lkml.kernel.org/r/20170324120458.nw3fwpmdptjtj5qb@node.shutemov.name
--
Kirill A. Shutemov
--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org. For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>
next prev parent reply other threads:[~2017-03-25 22:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20170325185855.4itsyevunczus7sc@pd.tnic>
2017-03-25 21:46 ` Borislav Petkov
2017-03-25 21:50 ` Borislav Petkov
2017-03-25 22:01 ` Kirill A. Shutemov [this message]
2017-03-25 22:05 ` Linus Torvalds
2017-03-25 22:39 ` Borislav Petkov
2017-03-26 8:25 ` Mike Galbraith
2017-03-26 8:41 ` Borislav Petkov
2017-03-26 10:10 ` Mike Galbraith
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170325220103.owhygrrrlsnk55fj@node.shutemov.name \
--to=kirill@shutemov.name \
--cc=akpm@linux-foundation.org \
--cc=arnd@arndb.de \
--cc=bp@alien8.de \
--cc=brgerst@gmail.com \
--cc=dave.hansen@intel.com \
--cc=dvlasenk@redhat.com \
--cc=jpoimboe@redhat.com \
--cc=kirill.shutemov@linux.intel.com \
--cc=linux-arch@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=luto@kernel.org \
--cc=mhocko@suse.com \
--cc=peterz@infradead.org \
--cc=rjw@rjwysocki.net \
--cc=torvalds@linux-foundation.org \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox