From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794294807; b=JJfPgRqCoRt/FZ1EX9IoQ0KKIhoOhN0fDEMGHbusyFLLX9W7cbKaifdZY0FXGmmJ3BTc +IgUWQJCjehI+nRsGnYotDFxUVrck0DxTvS1ori2FeW/U3n64M0iWRC3XVP5gF1joMMXt zQrCeOAxcjrdAkxGxPnqvBt1IvZ5U0iAZmQnLde9dvDgx5mEtDQ4EDc3Dz2z2HsrgtHnq 9y7n7IWX+i1zGFyiLhS3+JJ9lBb8i3mGEqagjwNPAqyHlJfUU0qyArS4VXRbMfm8ZdKdp 9mQQLtQ7WRF1axUkVZAWQeBZUC8BVPat8LkI5MNaIAiD6Zc0a3L6wNrpJFicv/sLsAg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794294807; h=Received:DKIM-Signature:Message-ID:From:Subject:Reply-To:To:Cc: In-Reply-To:References:Content-Type:Content-Transfer-Encoding:Date; bh=tuOnXWN26Gx9yCxHRA9W3AONlC3ntn1DbFpEBJCS/fc=; b=TSGPGmLXTaOOotFzS8eWbpv5l6u/ReNhTquPBSFdEs3b+ReE9CCbW3ALI0SHhVio+LBh CleO5whF+jEkpzBv0R65+chvIFoqRoytm6u7eo9LJitrI+k5Uu+cFqwwrG7vcgb7xCZjx 84REaghKG9sUbnUxv80wtYgIVBWzlXJmV+aZAPaLk5lJd6ljyCkwFync0L/JCGNNMg04M E9v9GZZu5/78fZxlN+It1i7kLJ16DUjZ68ye+LU+q0zYA9v6uH50HemGjj+14f+uJ8eAt dfyhlOcz3+vde3koQT7u9y6PFnEgA5Ey4NNX+iUWi9r0770VUxs7ZWkUxgwNSG4y9SA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=O59hEkNM; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 42497606A321 for ; Tue, 10 Nov 2026 07:13:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=O59hEkNM Received: by smtp.kernel.org (Postfix) with ESMTPSA id 035D51F008A4; Tue, 10 Nov 2026 07:13:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794294807; bh=tuOnXWN26Gx9yCxHRA9W3AONlC3ntn1DbFpEBJCS/fc=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=O59hEkNM2gwjge5mdM4yFMgVvbvu5IzxlcolPfIIH2WkuDChwT9dfGDShkiEnViHW H23rJtDSA1xHurYBuC/IYUgkYxvIlPdKOQp2JXk2tIjx8rEWuqYnz5LSYD/Binjo6q B82vNg00dXZWSDeGyHUlpu/QOqsU6VnNyS9ZMUb6iAnxPR7vYPzAd5DP5QriKoYNOO ELsjB4jlsWKz0N8iMe24bKNM8bYquwy9QKR7NdqcRRWFEX8GM7HDq/mhIcdDcD4vFw e7BjkvUyjNn+tfbD2QVr/OWtSa6YMrrSMDIxIfCgIvgJF4Y0vLr6uVIpsXZgDSa7n+ LriMUE/cUErOg== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH 1/2] usb: musb: sunxi: Unregister the generic PHY after dropping its reference Reply-To: sashiko-reviews@lists.linux.dev To: "Rajan Yadav" Cc: linux-usb@vger.kernel.org In-Reply-To: <20261110-musb-sunxi-unbind-v1-1-d821584fc4a4@gmail.com> References: <20261110-musb-sunxi-unbind-v1-0-d821584fc4a4@gmail.com> <20261110-musb-sunxi-unbind-v1-1-d821584fc4a4@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 10 Nov 2026 07:13:26 +0000 X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list > From: Rajan Yadav >=20 > Unbinding musb-sunxi oopses on v7.4-rc1 (KickPi K5C, Allwinner A133, > KASAN enabled, no out-of-tree modules): >=20 > # echo 5100000.usb > /sys/bus/platform/drivers/musb-sunxi/unbind > BUG: KASAN: slab-use-after-free in devm_usb_phy_release+0x2c/0x68 > Read of size 8 at addr ffff0000057ef080 by task sh/329 > ... > Allocated by task 48: > ... > devm_kmalloc+0x5c/0x140 > usb_phy_generic_probe+0x30/0x184 > ... > usb_phy_generic_register+0x9c/0xd8 > [ ... ] > and ran the tests on the board. >=20 > Fixes: 498dbd9aea20 ("usb: musb: sunxi: Fix accessing an released usb phy= ") > Cc: stable@vger.kernel.org > Signed-off-by: Rajan Yadav Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261110-musb-sunxi= -unbind-v1-0-d821584fc4a4@gmail.com?part=3D1