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Tue, 19 May 2026 02:44:11 -0700 (PDT) Received: from google.com ([2a00:79e0:2031:6:1f47:18e:5352:a11e]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2bd5c26355csm179387465ad.35.2026.05.19.02.44.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 19 May 2026 02:44:11 -0700 (PDT) Date: Tue, 19 May 2026 18:44:07 +0900 From: Sergey Senozhatsky To: Greg Kroah-Hartman Cc: Sergey Senozhatsky , Myrrh Periwinkle , Heikki Krogerus , stable@kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [stable 6.6.y] commit e613904fa419 causes suspend regression Message-ID: References: <2026051926-bunt-manifesto-6b92@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2026051926-bunt-manifesto-6b92@gregkh> On (26/05/19 11:29), Greg Kroah-Hartman wrote: > > We've identified 6.6.y stable commit e613904fa419 (usb: typec: ucsi: > > Update power_supply on power role change) (commit 7616f006db07017 upstream) > > as a root-cause of suspend failures on some of our laptops. It seems > > that ucsi_port_psy_changed() causes: > > > > [ 309.858915] PM: last active wakeup source: ucsi-source-psy-cros_ec_ucsi.3.auto2 > > [ 309.858917] PM: PM: Last active Wakeup Source: ucsi-source-psy-cros_ec_ucsi.3.auto2 > > > > which prevent laptop from entering suspend. Reverting the commit in > > question fixes the issue. > > > > Ok, and what should we do? I suppose what you usually do with stable regressions? > Is this issue also in 7.0.y? We don't have any boards on 7.0.y unfortunately. 6.6.y is the most recent we use, but I'd expect 7.0 to regress as well.