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Date:   Tue, 29 Nov 2022 09:12:45 +0100
From:   "gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
To:     "Zhou, Jie2X" <jie2x.zhou@intel.com>
Cc:     "shuah@kernel.org" <shuah@kernel.org>,
        "Weight, Russell H" <russell.h.weight@intel.com>,
        "mcgrof@kernel.org" <mcgrof@kernel.org>,
        "Zhang, Tianfei" <tianfei.zhang@intel.com>,
        "linux-kselftest@vger.kernel.org" <linux-kselftest@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "Li, Philip" <philip.li@intel.com>
Subject: Re: fw_fallback.sh test failed in Debian 11
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On Tue, Nov 29, 2022 at 02:35:12AM +0000, Zhou, Jie2X wrote:
> hi,
> 
> fw_fallback.sh test failed.
> The error may caused by failed to write /sys/devices/virtual/misc/test_firmware/trigger_request.

Are you sure you have the proper kernel code loaded with the test
firmware code that creates this sysfs file?  Without that, this test
will not work.

thanks,

greg k-h