From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f176.google.com (mail-pg1-f176.google.com [209.85.215.176]) (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 8EA412C840 for ; Thu, 12 Oct 2023 23:57:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gjThi49c" Received: by mail-pg1-f176.google.com with SMTP id 41be03b00d2f7-53fa455cd94so1142112a12.2 for ; Thu, 12 Oct 2023 16:57:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1697155060; x=1697759860; darn=lists.linux.dev; h=content-transfer-encoding:in-reply-to:content-language:references :cc:to:from:subject:user-agent:mime-version:date:message-id:from:to :cc:subject:date:message-id:reply-to; bh=IMk7ef3z6b35hTlTRh2H+b/l6njrMDplSZDZc4/1mAU=; b=gjThi49c27pmQS6aWKrwKyrH9caT17JfBy1esLgG3+3SltSD6GBGXy2X4JhFZIDMtI rpMk4yxp4l0w0vbIAb8bRMritEsH0e3AqNxq1K0ECL0EGAsjxiju0ZtWAY7z8gjYlf1D lL4ZXubnDPO9wnMhIxJK6Fu2qGr84kgEASyecDsh2leyZRioh7qq6Ix416u5ba6ijQZL xMAP/L/+REFroG2K8Cipy03QjjxkfLJV4ivQynCG7w2H0g9RAGuJPIPOX7jGAsJPpdJb 28pCr7D+sgdUqyZPY1G5fNXBSa/v40vqApw1TxN90+/z9jHfRsq9vliEKv0ctfvsijBu KS/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697155060; x=1697759860; h=content-transfer-encoding:in-reply-to:content-language:references :cc:to:from:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=IMk7ef3z6b35hTlTRh2H+b/l6njrMDplSZDZc4/1mAU=; b=gFKZCbsSiVnd07gia5EHyUjAW0NCpj/b7V24sYRV3sqHSkVFtXMdudt0vTze5L2tAl FYjlwiW4PAyLtCoINqo3zxFbyZo+UlNl8IOihLNoboPBuMRPRlXkcA4NIe8voETyRkYH UShTDTAZDl6cAc47bA+uuEBK1DixOb/WmujrygF38CflnvwwkUzbDJEBN+V7uraTR86r KIaS1GKqiB4HdDU44ee+Z72jIDaxQPxAM13g8GrFcDdsWTNTh6On7+lti6d/0ZqChErk tOixdhgHJYlqy07CXR5gs3KXCurBTn1PUNdVvM/1nwYoh0BLn29khQcAIlMZ44ssh5Od RSQQ== X-Gm-Message-State: AOJu0Yx95NoT/8ZmJj6QixiA5kg328cGI9UK12WHWGpHb1O7PNaXS+tg /tFLEWAR745YHUUXdH4P0rQ= X-Google-Smtp-Source: AGHT+IGXYpN9ClsEETOLPh4A+17Ca/iEmHa91MMqRHzbAa627nCzyd9VHmCdfnui/FFLZ8NActc9kg== X-Received: by 2002:a05:6a21:1f16:b0:152:1ce8:ce3a with SMTP id ry22-20020a056a211f1600b001521ce8ce3amr20185803pzb.18.1697155059665; Thu, 12 Oct 2023 16:57:39 -0700 (PDT) Received: from [192.168.0.106] ([103.131.18.64]) by smtp.gmail.com with ESMTPSA id q2-20020a170902edc200b001b7f40a8959sm2553077plk.76.2023.10.12.16.57.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 12 Oct 2023 16:57:38 -0700 (PDT) Message-ID: Date: Fri, 13 Oct 2023 06:57:33 +0700 Precedence: bulk X-Mailing-List: regressions@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Fwd: Intel 7560 LTE Modem stops working after resuming from standby From: Bagas Sanjaya To: Linux Kernel Mailing List , Linux Regressions , Linux Networking , Linux Intel Wireless WAN Cc: M Chetan Kumar , "David S. Miller" , Loic Poulain , Sergey Ryazanov , Johannes Berg References: <267abf02-4b60-4a2e-92cd-709e3da6f7d3@gmail.com> Content-Language: en-US In-Reply-To: <267abf02-4b60-4a2e-92cd-709e3da6f7d3@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 12/10/2023 16:52, Bagas Sanjaya wrote: > Hi, > > I notice a regression report on Bugzilla [1]. Quoting from it: > >> I noticed a few days ago, after Fedora moved to Kernel 6.5, that my Intel LTE Modem was not working anymore after resuming from standby. >> >> The journal listed this error message multiple times: >> kernel: iosm 0000:01:00.0: msg timeout >> >> It took me a while to determine the root cause of the problem, since the modem did not work either in the following warm reboots. >> Only a shutdown revived the modem. >> >> I did a bisection of the error and I was able to find the culprit: >> >> [e4f5073d53be6cec0c654fac98372047efb66947] net: wwan: iosm: enable runtime pm support for 7560 > > See Bugzilla for the full thread. > > Anyway, I'm adding this regression to regzbot: > > #regzbot introduced: e4f5073d53be6c https://bugzilla.kernel.org/show_bug.cgi?id=217996 > #regzbot title: pm support for Intel 7560 makes the modem stops working after resume > FYI, the reporter had uploaded full dmesg output on Bugzilla. Also, he noted shutdown abnormality: > also I should mention, that if this error occurs, I am unable to shutdown my system anymore. "poweroff" does not turn the laptop off, it simply triggers a reboot, where the modem is still not functional. Only pressing the powerbutton >4 secs "resets" the device. Thanks. -- An old man doll... just what I always wanted! - Clara