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Tue, 14 Apr 2026 10:25:38 -0700 (PDT) Date: Tue, 14 Apr 2026 10:25:36 -0700 From: Calvin Owens To: Eric Naim Cc: Hanabishi , Thomas Gleixner , LKML , Peter Zijlstra , Anna-Maria Behnsen , Frederic Weisbecker , Ingo Molnar , John Stultz , Stephen Boyd , Alexander Viro , Christian Brauner , Jan Kara , linux-fsdevel@vger.kernel.org, Sebastian Reichel , linux-pm@vger.kernel.org, Pablo Neira Ayuso , Florian Westphal , Phil Sutter , netfilter-devel@vger.kernel.org, coreteam@netfilter.org Subject: Re: The "clockevents: Prevent timer interrupt starvation" patch causes lockups Message-ID: References: <20260407083219.478203185@kernel.org> <20260407083247.562657657@kernel.org> <68d1e9ac-2780-4be3-8ee3-0788062dd3a4@gmail.com> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On Tuesday 04/14 at 15:39 +0000, Eric Naim wrote: > On 4/14/26 5:20 AM, Hanabishi wrote: > > > > Hello. > > > > Sorry, but this patch as of 7.0 introduced *severe* periodic lockups on my > > Ryzen 7700X machine. > > I see such messages in the log: > > > > clocksource: Long readout interval, skipping watchdog check: cs_nsec: > > 2897344852 wd_nsec: 2897356996 > > > > Reverting d6e152d905bdb1f32f9d99775e2f453350399a6a for mainline fixes the > > issue for me. > > > > Hi maintainers, > > several users from CachyOS has reported this regression as well. We landed on > the same bisection. One of the users that could reproduce this reliably > reproduced this just by watching a YouTube video in a browser, and observed > freezes and stutters when interacting with the system. Huh, I can't reproduce this at all across 10+ machines. Can you share the Kconfig you're seeing this on? Thanks, Calvin