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 250252BEFFD for ; Sun, 9 Aug 2026 23:47:01 +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=1786319222; cv=none; b=D2yiqrhyKdnz+w8YNEpJFDVBfaB3Nwu8kBNfUH6BRbaM+tcO+4Au5NZY04KgguJRiXF4K1A66Pz6+0pqC2zzHitsenG+hZl3c8U87y9xDu83zNPZhUqZSs1m8QVr0z1qjCTmNKWl8XydstWPYhqa7HydTSaHsdTL+j+EYQ7ZA3E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786319222; c=relaxed/simple; bh=aamgx0vLp3uXSG6gTSey5e2dXMXKb7lJzaTgWM5Jxq8=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: Content-Type:MIME-Version; b=eJZp5oosTnUA0tUJ8+fpqgz89D/NIKZv1E0pyT9WBfQlJWCMqnHGeJvz3DxF+0gmr77i4Wsc5q9AksCvye9+fzvkPE+497znvw/yXZDqy4xT4Q3DaVEyexEIIIH6k8W0UuHVJ0DNHXbB/UCQ3DYfBZOp+IajDGt50DeQCMkK9wc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QO1ASXrQ; 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="QO1ASXrQ" Received: by smtp.kernel.org (Postfix) with ESMTPS id 90FA1C2BCB9 for ; Sun, 9 Aug 2026 23:47:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1786319221; bh=aamgx0vLp3uXSG6gTSey5e2dXMXKb7lJzaTgWM5Jxq8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=QO1ASXrQMBCWJiGKiyI1ZvrZ4G8DM4I6t7V6DRBrGfwpDHiIM9QZnjio+52u/tKcD xfGdfs0IZzvtimO7YXPAJv3AsosOxM2HN++7PXWIRirt8r2kAlOD9sGKamZjKOuJ8/ xT+hDoYTLNU1LuKUIvrOcNV30HLL33quZ/cmTdqmWrM+bA53KLj2GNx9V/B5VCgXkz HuRWdAykOW1PbCTk1pmFcc/QwjP9VrnJtQ4kHe/Fitwr2kIMhlTEL75GBtou2rGeq5 CcDSOqI+CIjJPLi4VkGQQf3tG41ajbT0Kxnx5ky38tuPUeKmXHxEYGbYabSpwnA4HB 4VthXUgH9UigQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 6C255C433E1; Sun, 9 Aug 2026 23:47:01 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linux-usb@vger.kernel.org Subject: [Bug 221861] ucsi_acpi fails to probe on HP EliteBook X G1a (PNP0CA0/USBC000:00), USB-PD stuck at 100W SPR, cannot reach 140W EPR Date: Sun, 09 Aug 2026 23:47:01 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed 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: low X-Bugzilla-Who: jayden.blain@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: Message-ID: In-Reply-To: References: 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=3D221861 --- Comment #6 from jayden.blain@gmail.com --- Reproduces on stock Arch kernel 7.1.6-arch1-1 (not just CachyOS's patched linux-cachyos build) =E2=80=94 same symptom: ucsi_acpi loaded, device prese= nt, driver never binds, zero dmesg output on both boot and manual bind attempt: =E2=9D=AF uname -r lsmod | grep ucsi readlink /sys/bus/platform/devices/USBC000:00/driver sudo dmesg | grep -i ucsi 7.1.6-arch1-1 ucsi_acpi 12288 0 typec_ucsi 81920 1 ucsi_acpi roles 16384 1 typec_ucsi typec 135168 1 typec_ucsi Place your right index finger on the fingerprint reader Failed to match fingerprint Place your right index finger on the fingerprint reader [ 0.008172] ACPI: SSDT 0x00000000491E0000 001A39 (v02 HP UcsiAcpi 00000001 INTL 20200717) [ 0.008174] ACPI: SSDT 0x00000000491DF000 0000FB (v02 HP UcsiCntr 00000001 INTL 20200717) --=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.=