From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailbackend.panix.com (mailbackend.panix.com [166.84.1.89]) (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 1DC972080C8; Mon, 1 Dec 2025 20:51:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=166.84.1.89 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764622319; cv=none; b=sOGtMm5kdTmiasSo2EfhyKz4FYD57IeqzJrqTKvrOtSXkTNwuWcG/mGkTB/DhLLjQQf+VnNTpff4mFMkOBf0DsmomWdZEQlMSN2eY3jfH2WxkXybyOmVzD2+LWHBeJHHCbC54EI4/V2cQL4qs+OpOkJxhdyPR9rsAE4AF8FRRw4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764622319; c=relaxed/simple; bh=D+KSoh6U6uQ9naSe9zJXIqMp501MOwXAvBYBsKvJ82M=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ZTgRZn4g0nbXHdBiqhzAdTKEk/jnkdJQcbmJrxU03UrTZvtfNQ5Hkl5LQ23FnyHz503Rmk9p9Mm54K8eF0FPfO0wNX7S8VWjFkJZxjmFndGUyQ1n0twFubEG6txYDjKVCdmHIqYHEp4t5aH8J9bCDkHMhf3N5PoszcRL47zTZ0I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=panix.com; spf=pass smtp.mailfrom=panix.com; dkim=pass (1024-bit key) header.d=panix.com header.i=@panix.com header.b=hjzVlElH; arc=none smtp.client-ip=166.84.1.89 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=panix.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=panix.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=panix.com header.i=@panix.com header.b="hjzVlElH" Received: from [10.50.4.39] (45-31-46-51.lightspeed.sndgca.sbcglobal.net [45.31.46.51]) by mailbackend.panix.com (Postfix) with ESMTPSA id 4dKx0P1wFFz16Ps; Mon, 1 Dec 2025 15:51:49 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=panix.com; s=panix; t=1764622309; bh=D+KSoh6U6uQ9naSe9zJXIqMp501MOwXAvBYBsKvJ82M=; h=Date:Subject:To:Cc:References:From:In-Reply-To; b=hjzVlElHok4mx2EA9fcENdLZ4mFjFFlxiD3JaM6tooDgOx1/KunOpvqr9GLMLqrso M2HL3IW+5c48L+OqSuuWlMQrl59kYn4pTF7jNI8Jr1z+UycyYXyBUNv33YA9AD3V0w tozbrwJgPLbqzql9/55rQinVUHSjMQU3Cwv5a5Os= Message-ID: <628342c2-15c5-4890-84ae-dc29df2c5f16@panix.com> Date: Mon, 1 Dec 2025 12:51:48 -0800 Precedence: bulk X-Mailing-List: linux-efi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Oops when returning from hibernation with changed thunderbolt status To: Michael Guntsche Cc: Lukas Wunner , Mika Westerberg , "rafael.j.wysocki@intel.com" , linux-pm@vger.kernel.org, linux-efi@vger.kernel.org, maarten.lankhorst@linux.intel.com References: <20251120055748.GM2912318@black.igk.intel.com> <6e7aa10e-9938-4ab1-af14-b3d2906c211a@panix.com> Content-Language: en-US From: Kenneth Crudup In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 12/1/25 11:09, Michael Guntsche wrote: >> FWIW, this sounds really familiar (resume crashes if I changed TB docks >> between suspend and resume) and was getting an OOPS there I'd bisected to: >> >> Resume OOPS from f6971d7427 ("drm/i915/mst: adapt >> intel_dp_mtp_tu_compute_config() for 128b/132b SST") if MST displays >> disconnected while suspended >> >> ... and this was fixed in 732b87a (Fix determining SST/MST mode during >> MTP TU state computation) back in 6.15 (which IIRC, is when your crashes >> started happening). >> >> I wonder if this is related? Maybe reach out to the i915 guys? > > I tried this now with 6.18 and got the same issues, now it even fails > for me if I unplug the dock while hibernating. > The last entry I see is the UBSAN message and an out of bounds index error. I guess what I'm wondering is if the fix for me broke things for you ... can you revert that change in 6.15.1 and see if things unbreak for you? -K -- Kenneth R. Crudup / Sr. SW Engineer, Scott County Consulting, Orange County CA