From: Borislav Petkov <bp@alien8.de>
To: Tony W Wang-oc <TonyWWang-oc@zhaoxin.com>
Cc: Thomas Gleixner <tglx@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
Dave Hansen <dave.hansen@intel.com>,
mingo@redhat.com, dave.hansen@linux.intel.com, x86@kernel.org,
hpa@zytor.com, keescook@chromium.org, tony.luck@intel.com,
gpiccoli@igalia.com, mat.jonczyk@o2.pl, rdunlap@infradead.org,
alexandre.belloni@bootlin.com, mario.limonciello@amd.com,
yaolu@kylinos.cn, bhelgaas@google.com, justinstitt@google.com,
linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org,
CobeChen@zhaoxin.com, TimGuo@zhaoxin.com, LeoLiu-oc@zhaoxin.com
Subject: Re: [PATCH] x86/hpet: Read HPET directly if panic in progress
Date: Wed, 5 Jun 2024 11:36:09 +0200 [thread overview]
Message-ID: <20240605093609.GCZmAxidNIBP5bkDcX@fat_crate.local> (raw)
In-Reply-To: <0aff3f62-a8a5-4358-ae3f-2ded339aface@zhaoxin.com>
On Wed, Jun 05, 2024 at 02:23:32PM +0800, Tony W Wang-oc wrote:
> After MCE has occurred, it is possible for the MCE handler to execute the
> add_taint() function without panic. For example, the fake_panic is
> configured.
fake_panic is an ancient debugging leftover. If you set it, you get what
you deserve.
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
next prev parent reply other threads:[~2024-06-05 9:36 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-28 6:38 [PATCH] x86/hpet: Read HPET directly if panic in progress Tony W Wang-oc
2024-05-28 14:18 ` Dave Hansen
2024-05-28 22:12 ` Thomas Gleixner
2024-05-28 23:22 ` Linus Torvalds
2024-05-29 7:42 ` Thomas Gleixner
2024-06-05 6:23 ` Tony W Wang-oc
2024-06-05 9:36 ` Borislav Petkov [this message]
2024-06-05 10:10 ` Tony W Wang-oc
2024-06-05 11:33 ` Borislav Petkov
2024-06-05 12:02 ` Tony W Wang-oc
2024-06-05 15:51 ` Luck, Tony
2024-06-06 8:44 ` Tony W Wang-oc
2024-06-06 17:00 ` Luck, Tony
2024-05-29 4:39 ` Tony W Wang-oc
2024-05-29 6:44 ` Tony W Wang-oc
2024-05-29 7:45 ` Thomas Gleixner
2024-05-29 8:15 ` Tony W Wang-oc
2024-05-29 7:44 ` Thomas Gleixner
2024-07-01 11:09 ` Tony W Wang-oc
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