From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F04933ACA7E for ; Thu, 9 Jul 2026 22:20:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783635646; cv=none; b=rpkQgY766r9vKZXuC2I6QwwaxvKi4afY25ykc/o7cjnsGbAFnQ/VnUl7V38c0b4IyVHIUKWDkjtoDCLI/YcMwN/+RIpp7Sf2BVpHslJvWN5TAxuowQNaK/cqFEKy4bflBxPrQDkmFKiXrXB0tHzU0FlVAQ6LoyoY/tFAdjUvHB8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783635646; c=relaxed/simple; bh=oTT1bZk/Zye6FwUBpNfkQlRxOvzfRnVl54Me4d/8YKw=; h=From:To:Subject:Date:Message-ID:Content-Type:MIME-Version; b=oM8ptvgmyfmC0/2HSXI0FEP1ge4vj/di15BxoyDdmVV8bGJ1GPbrCGpGlZVyAQt2K14SbP0CwA+YrYw9DjGjoI/bZQLsjrY//VSOqk6ckmhLm5PsCeeuBrxStn38Tw0g3CY3hrtsL4L3pkBQQCJ2JTpY8t/EMXFSvWF4josX0Yw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=EQniKvfl; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="EQniKvfl" Received: by smtp.kernel.org (Postfix) with ESMTPS id 867ACC2BCB7 for ; Thu, 9 Jul 2026 22:20:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1783635645; bh=oTT1bZk/Zye6FwUBpNfkQlRxOvzfRnVl54Me4d/8YKw=; h=From:To:Subject:Date:From; b=EQniKvfl9dQJCUfGQeWXRncJWWtpiRuRVBm/bD6S+wP3tnWmhhpgg7IfMcU8HtmKa gdEnydRAqMNYJQ71PGUjzpeteiiuzg4L5dwTFM59BXvfqv2PmloUTqNu9BR5zbw3Os BFlEdlupCqVEvixxF6smxDN4B0PvFXY944FoWXWj627CqekZ8HKwVPHXXg/4HbteIy 7d/WAMq4YZsD2MPJQVTGhPvDehbI5PNHgEIW9W83RWcwCNEQPStgB2xYKJiZE4aKbq a6H8YNF7IrYSJosOnXXOTuDkOL1y+xOSHN+OrCBW25IMfmd8owgQxnU03wD6QMKS0g m764EG9IIG9IA== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 62E4CC3279F; Thu, 9 Jul 2026 22:20:45 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-usb@vger.kernel.org Subject: =?UTF-8?B?W0J1ZyAyMjE3NDBdIE5ldzogdWNzaV9hY3BpIFBQTSBpbml0IGZh?= =?UTF-8?B?aWxlZCAoLUVUSU1FRE9VVCkgb24gVGhpbmtQYWQgRTE0IEdlbiA3IChBTUQp?= =?UTF-8?B?IOKAlCBibG9ja3MgVVNCLUMgZG9jayBlbnVtZXJhdGlvbg==?= Date: Thu, 09 Jul 2026 22:20:45 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: AssignedTo drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: USB X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: blocking X-Bugzilla-Who: shofiqtest@gmail.com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: drivers_usb@kernel-bugs.kernel.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter cf_regression Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 https://bugzilla.kernel.org/show_bug.cgi?id=3D221740 Bug ID: 221740 Summary: ucsi_acpi PPM init failed (-ETIMEDOUT) on ThinkPad E14 Gen 7 (AMD) =E2=80=94 blocks USB-C dock enumeration Product: Drivers Version: 2.5 Hardware: All OS: Linux Status: NEW Severity: blocking Priority: P3 Component: USB Assignee: drivers_usb@kernel-bugs.kernel.org Reporter: shofiqtest@gmail.com Regression: No Description, include: journalctl line: ucsi_acpi USBC000:00: error -ETIMEDOUT: PPM init failed usb_power_delivery_revision: 0.0 (confirms PD negotiation never completes) DMI: LENOVO 21T0CTO1WW, BIOS R2ZET34W (1.23), model ThinkPad E14 Gen 7 Kernels tested and both affected: 6.19.10-300.fc44 and 7.1.3-200.fc44 Note it works correctly on Windows with the same hardware/dock/cable Attach the relevant dmesg enumeration failure log (the "device descriptor read/64, error -71" sequence) --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=