From: Calvin Owens <calvin@wbinvd.org>
To: Eric Naim <dnaim@cachyos.org>
Cc: Hanabishi <i.r.e.c.c.a.k.u.n+kernel.org@gmail.com>,
Thomas Gleixner <tglx@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Anna-Maria Behnsen <anna-maria@linutronix.de>,
Frederic Weisbecker <frederic@kernel.org>,
Ingo Molnar <mingo@kernel.org>, John Stultz <jstultz@google.com>,
Stephen Boyd <sboyd@kernel.org>,
Alexander Viro <viro@zeniv.linux.org.uk>,
Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>,
linux-fsdevel@vger.kernel.org, Sebastian Reichel <sre@kernel.org>,
linux-pm@vger.kernel.org, Pablo Neira Ayuso <pablo@netfilter.org>,
Florian Westphal <fw@strlen.de>, Phil Sutter <phil@nwl.cc>,
netfilter-devel@vger.kernel.org, coreteam@netfilter.org
Subject: Re: The "clockevents: Prevent timer interrupt starvation" patch causes lockups
Date: Tue, 14 Apr 2026 10:25:36 -0700 [thread overview]
Message-ID: <ad54kGakZkvCoRaT@mozart.vkv.me> (raw)
In-Reply-To: <aeb848aa-404a-40fb-bd41-329644623b1d@cachyos.org>
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
next prev parent reply other threads:[~2026-04-14 17:25 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-07 8:54 [patch 00/12] hrtimers: Prevent hrtimer interrupt starvation Thomas Gleixner
2026-04-07 8:54 ` [patch 01/12] clockevents: Prevent timer " Thomas Gleixner
2026-04-07 9:42 ` Peter Zijlstra
2026-04-07 11:30 ` Thomas Gleixner
2026-04-07 11:49 ` Peter Zijlstra
2026-04-07 13:59 ` Thomas Gleixner
2026-04-07 14:00 ` Frederic Weisbecker
2026-04-07 16:08 ` Thomas Gleixner
2026-04-07 18:01 ` Thomas Gleixner
2026-04-07 14:33 ` Thomas Gleixner
2026-04-08 12:41 ` Thomas Weißschuh
2026-04-08 13:55 ` Thomas Weißschuh
2026-04-08 15:18 ` Thomas Gleixner
2026-04-08 14:15 ` Frederic Weisbecker
2026-04-10 20:52 ` Nathan Chancellor
2026-04-10 21:02 ` Thomas Gleixner
2026-04-10 21:13 ` Nathan Chancellor
2026-04-13 21:20 ` The "clockevents: Prevent timer interrupt starvation" patch causes lockups Hanabishi
2026-04-14 15:39 ` Eric Naim
2026-04-14 17:25 ` Calvin Owens [this message]
2026-04-14 18:19 ` Eric Naim
2026-04-14 18:04 ` Frederic Weisbecker
2026-04-14 18:25 ` Hanabishi
2026-04-14 20:55 ` Thomas Gleixner
2026-04-14 21:35 ` Hanabishi
2026-04-15 13:51 ` Eric Naim
2026-04-07 8:54 ` [patch 02/12] hrtimer: Provide hrtimer_start_range_ns_user() Thomas Gleixner
2026-04-07 9:54 ` Peter Zijlstra
2026-04-07 11:32 ` Thomas Gleixner
2026-04-07 9:57 ` Peter Zijlstra
2026-04-07 11:34 ` Thomas Gleixner
2026-04-07 8:54 ` [patch 03/12] hrtimer: Use hrtimer_start_expires_user() for hrtimer sleepers Thomas Gleixner
2026-04-07 9:59 ` Peter Zijlstra
2026-04-07 8:54 ` [patch 04/12] posix-timers: Expand timer_[re]arm() callbacks with a boolean return value Thomas Gleixner
2026-04-07 10:00 ` Peter Zijlstra
2026-04-07 20:20 ` John Stultz
2026-04-07 8:54 ` [patch 05/12] posix-timers: Handle the timer_[re]arm() " Thomas Gleixner
2026-04-07 10:01 ` Peter Zijlstra
2026-04-07 8:54 ` [patch 06/12] posix-timers: Switch to hrtimer_start_expires_user() Thomas Gleixner
2026-04-07 10:01 ` Peter Zijlstra
2026-04-07 8:54 ` [patch 07/12] alarmtimer: Provide alarmtimer_start() Thomas Gleixner
2026-04-07 10:04 ` Peter Zijlstra
2026-04-07 11:34 ` Thomas Gleixner
2026-04-07 20:23 ` John Stultz
2026-04-07 8:54 ` [patch 08/12] alarmtimer: Convert posix timer functions to alarmtimer_start() Thomas Gleixner
2026-04-07 20:19 ` John Stultz
2026-04-07 8:54 ` [patch 09/12] fs/timerfd: Use the new alarm/hrtimer functions Thomas Gleixner
2026-04-07 10:09 ` Peter Zijlstra
2026-04-07 11:41 ` Thomas Gleixner
2026-04-07 8:55 ` [patch 10/12] power: supply: charger-manager: Switch to alarmtimer_start() Thomas Gleixner
2026-04-07 10:11 ` Peter Zijlstra
2026-04-07 8:55 ` [patch 11/12] netfilter: xt_IDLETIMER: " Thomas Gleixner
2026-04-07 8:55 ` [patch 12/12] alarmtimer: Remove unused interfaces Thomas Gleixner
2026-04-07 20:21 ` John Stultz
2026-04-07 14:43 ` [patch 00/12] hrtimers: Prevent hrtimer interrupt starvation Thomas Gleixner
2026-04-07 16:17 ` Thomas Gleixner
2026-04-07 17:38 ` Calvin Owens
2026-04-07 18:03 ` Thomas Gleixner
2026-04-07 18:35 ` Calvin Owens
2026-04-07 20:58 ` Thomas Gleixner
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