From: Andy Lutomirski <luto@amacapital.net>
To: Harry Wentland <harry.wentland@amd.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Andy Lutomirski <luto@kernel.org>,
Borislav Petkov <bp@suse.de>,
linux-kernel@vger.kernel.org,
Josh Poimboeuf <jpoimboe@redhat.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Juergen Gross <jgross@suse.com>,
"Deucher, Alexander" <Alexander.Deucher@amd.com>,
amd-gfx@lists.freedeskop.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
marta.lofstedt@intel.com
Subject: Re: Failing S3 resume since "Add missing irqflags tracing to native_load_gs_index()"
Date: Fri, 5 Jan 2018 13:28:39 -0800 [thread overview]
Message-ID: <62B74215-776F-4DB0-A316-FCE56E1328F0@amacapital.net> (raw)
In-Reply-To: <e57b5775-d7f2-a89c-f007-41b4db704251@amd.com>
> On Jan 5, 2018, at 1:00 PM, Harry Wentland <harry.wentland@amd.com> wrote:
>
> Since rebasing our dev trees on v4.15-rc2 a bunch of our systems are failing to resume from S3. I've bisected it to the following commit
>
> commit ca37e57bbe0cf1455ea3e84eb89ed04a132d59e1 (refs/bisect/bad)
> Author: Andy Lutomirski <luto@kernel.org>
> Date: Wed Nov 22 20:39:16 2017 -0800
>
> x86/entry/64: Add missing irqflags tracing to native_load_gs_index()
>
> When reverting this on the tip of our tree (https://cgit.freedesktop.org/~agd5f/linux/log/?h=amd-staging-drm-next) we still observe the issue, though, so there must be more going on.
>
> I only observe this issue when CONFIG_TRACE_IRQFLAGS is on, but in order to disable it I'll also have to disable things like CONFIG_LOCKDEP and CONFIG_DEBUG_WW_MUTEX_SLOWPATH, which is less than ideal.
>
> Attached are my .config, dmesg.log (up until suspend) and a system configuration log with lshw, lspci, lsmod, and distro info.
>
> I could find a ton of info online when searching for this. The only two things I found were a mention by Intel IGT guys of the same or similar issue and a revert from Greg K-H for the 4.14 stable tree.
> * https://bugs.freedesktop.org/show_bug.cgi?id=103936
> * https://patchwork.kernel.org/patch/10090797/
>
> Has anyone else seen this?
>
> Please let me know if there's anything else I can do to help find the root cause and fix for this.
It's a known issue, and it should be fixed in newer -rc kernels.
next prev parent reply other threads:[~2018-01-05 21:28 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-05 21:00 Failing S3 resume since "Add missing irqflags tracing to native_load_gs_index()" Harry Wentland
2018-01-05 21:28 ` Andy Lutomirski [this message]
2018-01-05 21:51 ` Harry Wentland
2018-01-05 23:07 ` Andy Lutomirski
2018-01-06 14:55 ` Harry Wentland
2018-01-19 17:18 ` Harry Wentland
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