From: "Aithal, Srikanth" <Srikanth.Aithal@amd.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Thomas Gleixner <tglx@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
"Nayak, K Prateek" <kprateek.nayak@amd.com>
Subject: Re: [patch 5/5] clocksource: Rewrite watchdog code completely
Date: Fri, 18 Sep 2026 15:58:26 +0530 [thread overview]
Message-ID: <4eabf0cf-f239-4f51-829c-9c0dfe4658b3@amd.com> (raw)
In-Reply-To: <20260918055423.GCaqzSDxu2xBB-aXK0@fat_crate.local>
On 9/18/2026 11:24 AM, Borislav Petkov wrote:
> On Fri, Sep 18, 2026 at 09:16:19AM +0530, Aithal, Srikanth wrote:
>> We have been seeing intermittent early-boot guest hangs in our CI for some
>> time. Guests stop making serial progress during the first few seconds after
>> SMP bring-up - no panic, no oops, no other error messages the vm just hangs.
> Please enable CONFIG_CSD_LOCK_WAIT_DEBUG and run it again. That might tell us
> something more about what's going on.
>
> Thx.
I recreated the issue with CONFIG_CSD_LOCK_WAIT_DEBUG=y / DEFAULT=y
(with and without csdlock_debug=1) and still get no csd wait dumps.
prev parent reply other threads:[~2026-09-18 10:28 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-23 23:17 [patch 0/5] clocksource: Rewrite clocksource watchdog and related cleanups Thomas Gleixner
2026-01-23 23:17 ` [patch 1/5] parisc: Remove unused clocksource flags Thomas Gleixner
2026-01-24 8:40 ` Helge Deller
2026-03-12 11:25 ` [tip: timers/core] " tip-bot2 for Thomas Gleixner
2026-01-23 23:17 ` [patch 2/5] MIPS: Dont select CLOCKSOURCE_WATCHDOG Thomas Gleixner
2026-01-24 22:28 ` Maciej W. Rozycki
2026-01-26 9:10 ` Thomas Gleixner
2026-03-12 11:25 ` [tip: timers/core] MIPS: Don't " tip-bot2 for Thomas Gleixner
2026-01-23 23:17 ` [patch 3/5] x86/tsc: Handle CLOCK_SOURCE_VALID_FOR_HRES correctly Thomas Gleixner
2026-03-12 11:25 ` [tip: timers/core] " tip-bot2 for Thomas Gleixner
2026-01-23 23:17 ` [patch 4/5] clocksource: Dont use non-continuous clocksources as watchdog Thomas Gleixner
2026-03-12 11:25 ` [tip: timers/core] clocksource: Don't " tip-bot2 for Thomas Gleixner
2026-01-23 23:18 ` [patch 5/5] clocksource: Rewrite watchdog code completely Thomas Gleixner
2026-02-02 6:45 ` Daniel J Blueman
2026-02-02 11:27 ` Thomas Gleixner
2026-02-15 12:18 ` Daniel J Blueman
2026-02-23 13:53 ` Thomas Gleixner
2026-03-08 9:53 ` Thomas Gleixner
2026-03-15 14:59 ` Daniel J Blueman
2026-03-17 9:01 ` Thomas Gleixner
2026-03-18 14:10 ` Daniel J Blueman
2026-03-19 20:31 ` Thomas Gleixner
2026-03-20 2:21 ` Daniel J Blueman
2026-03-20 8:26 ` [tip: timers/core] " tip-bot2 for Thomas Gleixner
2026-03-20 12:42 ` tip-bot2 for Thomas Gleixner
2026-02-25 18:13 ` [patch 5/5] " Jiri Wiesner
2026-03-08 10:05 ` Thomas Gleixner
2026-03-11 13:12 ` Jiri Wiesner
2026-03-09 15:43 ` Borislav Petkov
2026-03-11 7:58 ` Thomas Gleixner
2026-09-18 3:46 ` Aithal, Srikanth
2026-09-18 5:54 ` Borislav Petkov
2026-09-18 10:28 ` Aithal, Srikanth [this message]
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