From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f53.google.com (mail-lf1-f53.google.com [209.85.167.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 816FD2EE5FC for ; Tue, 2 Sep 2025 10:11:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.53 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756807865; cv=none; b=PirpDy9XgHKbP81EeBvXEIEF5sZFB2L6OnGp/pASB85RHsNXQxbl9ZND8tvEHD9vIbLzjIcP4CCQvrueODcimKhz4HVaWvHDlhO99v6MoOExXfXCiKT9jOcLr4FJ1qeJqKlhj8AEQw/4GYmVQfkD4+PL2mOgsJHI+IkYycEEAvY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756807865; c=relaxed/simple; bh=f4FSCQOOsa/4OCBJBGTowZPZFe3uwXyHE8EAIbJ1KzA=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=nZHGNoXyWgQJ9iZ9We3iT+ofqyNhIkbZd/iw3vk2Icbk4/Yy5AHTjIuaCNm32swmdQ/zkckhIbghPGFYzXWPoBKybCHjAr9s8PU6AkB4nm4m8IYGJlek44SxM/yCzuBN3qunkJzUBSGO3Qxw8bqySZHsqYpLyJg5gY8VVvyR2hk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=qZrp67rN; arc=none smtp.client-ip=209.85.167.53 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="qZrp67rN" Received: by mail-lf1-f53.google.com with SMTP id 2adb3069b0e04-55f6ad5146eso2720466e87.0 for ; Tue, 02 Sep 2025 03:11:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1756807862; x=1757412662; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=S9/dg3rMdImtSDs9qVPDpc7idBTBiPszJRQRzWERi5Y=; b=qZrp67rN8XplLKcepeAzOZpBM2vkxbddlAxns88NOS75WkWMp5a7tftIC5j31G/gZN vpDQ/U8CedvYpuOl5mU5/0UiKJntFTiucGBTT5etoEDlCR/Cw768+vOUWL0oR7rtsg3X ILfUyWmomFtemqMgb8+kwfc9WWGvbm507EDkPbJ0m5OrQdn4fM4jn2AXsdLIb2sROcX2 BMb4IDp1xaSol6aVBAs6D13/rZGFPjqgbd1ItJD6mxwj8K+XE4uoADFV/FZqioEopMwF I3ojUVK6h5kNN0XS7Ib9AxJwDLyUyhe6adhZFeg2Eyo8CDhG8DFl/jFORKWPrWXxVsPf dBWQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756807862; x=1757412662; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=S9/dg3rMdImtSDs9qVPDpc7idBTBiPszJRQRzWERi5Y=; b=HkwRfiZuIkrmF1O0X3cM1yRqSjY3rmTnRL7WNz2J8bcXPrcNflvUh9W9kW0gQNEDx5 0GGMKciP5UOjkjCbGpSTHQ/IfCXwIAn5uolsyvBNVOD/ScTv1tvowTaKbNGcr9Xi9FBL N50+HndrEl5L7uHocQIVRyhgKyjMJ7Vn3BkbCa69AfuHDm96/usLzkK2Cwzh2LFQi4T5 LoYrZ6P0dev+fL7ZZ8mD4yYDcnoFgPwO1tMGu03Q0igYlMDAeTt5WkcC2mHG0G5FzTo/ UMhYJ/wgxrWE6k8+ZaQ1Yp6fdzjJZu9OvQTYOsbWPDoWHM1lFmxnOqbejZJmrPvymq6G dong== X-Forwarded-Encrypted: i=1; AJvYcCXmCawaO89RjrFGA6IphJmfdPmPGpWthOLxHX0aIqCNGxMFPuW3OQFELZh8H0SdIu4nYaBgO+9XYvk/eYo=@vger.kernel.org X-Gm-Message-State: AOJu0YxAb56e4/g92IoHjFYigwJZk5oztXE6tcwgs6GRwQfuaIG3oeHV b6QUv6PBg5jFd3k0ie4rC1H+FboHy38bScqUu3W4gPCpQwH68HubpCK3vPzbcu8SvTF5vGxFDe1 i7PgImht6+SyVv5FLBNlRpMm50o1lNIHZH6eOb5kpzA== X-Gm-Gg: ASbGncuyWRc9W36NuGst8HBsKFPxgAiSbkiWonvVDpsJ8ZVhy0NzCLiNWcj0DuQXNTy 3QeECeJ97KSGDhEU075G8MnsXDB93eqRXQbuOyIlEDoIZhCcQ1p51LBIecZ3Z2pAwZbCjnBNkR8 QfiSuT7sKdf9XX/MQ3BSTtjeHDYF8R88spB3yj1elWvNVE2pjsqkPx8QAZHCpZCa5DD0g8nEnRd LGHjRo= X-Google-Smtp-Source: AGHT+IGvJOVNe+LUFvOCbgL5wgN/h/Cjvl043KlTfsb1COy3EuiSQw/TerVuRTUEwrGuUBs+VE/GG3RycL486iAnqi4= X-Received: by 2002:a05:6512:250d:b0:55f:34e8:b1a4 with SMTP id 2adb3069b0e04-55f709dda1amr3184317e87.56.1756807861583; Tue, 02 Sep 2025 03:11:01 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20250828-pinctrl-gpio-pinfuncs-v6-0-c9abb6bdb689@linaro.org> <20250828-pinctrl-gpio-pinfuncs-v6-6-c9abb6bdb689@linaro.org> <61bad868-d976-4f49-805c-8d14d4d8b3e4@sirena.org.uk> <4a633387-08a9-43c8-81d7-488e7222aeda@sirena.org.uk> In-Reply-To: From: Linus Walleij Date: Tue, 2 Sep 2025 12:10:50 +0200 X-Gm-Features: Ac12FXw4LKCvHHNtKGBjLfwABtGCHq93WPj_v3YPD6EUsw9OMGyVKBEoUj5pgYE Message-ID: Subject: Re: [PATCH v6 06/15] pinctrl: imx: don't access the pin function radix tree directly To: Bartosz Golaszewski Cc: Bjorn Andersson , Konrad Dybcio , Alexey Klimov , Lorenzo Bianconi , Mark Brown , Sean Wang , Matthias Brugger , AngeloGioacchino Del Regno , Paul Cercueil , Kees Cook , Andy Shevchenko , Andrew Morton , David Hildenbrand , Lorenzo Stoakes , "Liam R. Howlett" , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Dong Aisheng , Fabio Estevam , Shawn Guo , Jacky Bai , Pengutronix Kernel Team , NXP S32 Linux Team , Sascha Hauer , Tony Lindgren , Haojian Zhuang , Geert Uytterhoeven , Greg Kroah-Hartman , "Rafael J. Wysocki" , Danilo Krummrich , Neil Armstrong , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-hardening@vger.kernel.org, linux-mm@kvack.org, imx@lists.linux.dev, linux-omap@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Bartosz Golaszewski Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Mon, Sep 1, 2025 at 9:22=E2=80=AFPM Bartosz Golaszewski = wrote: > On Mon, Sep 1, 2025 at 4:37=E2=80=AFPM Mark Brown wr= ote: > > On Mon, Sep 01, 2025 at 03:20:44PM +0200, Bartosz Golaszewski wrote: > > > > > That's not a lot of info but it fails in strcmp() which - I suppose - > > > is the one in pinmux_func_name_to_selector(). Any chance you could > > > check what the value of np->name is in imx_pinctrl_parse_functions()? > > > Is it NULL for some reason? > > > > [ 0.628245] imx8mp-pinctrl 30330000.pinctrl: np->name pinctrl > > > > https://lava.sirena.org.uk/scheduler/job/1758947#L705 > > Linus, > > FYI: I reproduced the bug on qemu with an older ARMv7 IMX SoC. Should > be able to debug it and figure it out shortly. Awesome, thanks a lot for your perseverance on this important patch series. Linus