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Wed, 4 Mar 2020 09:03:00 +0000 From: "Mancini, Jason" To: Tony Chuang , Kalle Valo , Randy Dunlap CC: "linux-kernel@vger.kernel.org" , "netdev@vger.kernel.org" , "linux-wireless@vger.kernel.org" Subject: Re: v5.5-rc1 and beyond insta-kills some Comcast wifi routers Thread-Topic: v5.5-rc1 and beyond insta-kills some Comcast wifi routers Thread-Index: AQHV8dW3tmU1vr37+0CwhBbrs7Fcuag30LmAgAAQz9yAAAL0gIAAMfBi Date: Wed, 4 Mar 2020 09:03:00 +0000 Message-ID: References: <4e2a1fc1-4c14-733d-74e2-750ef1f81bf6@infradead.org> <87h7z4r9p5.fsf@kamboji.qca.qualcomm.com>,<4bd036de86c94545af3e5d92f0920ac2@realtek.com> In-Reply-To: <4bd036de86c94545af3e5d92f0920ac2@realtek.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_76546daa-41b6-470c-bb85-f6f40f044d7f_Enabled=True;MSIP_Label_76546daa-41b6-470c-bb85-f6f40f044d7f_SiteId=3dd8961f-e488-4e60-8e11-a82d994e183d;MSIP_Label_76546daa-41b6-470c-bb85-f6f40f044d7f_SetDate=2020-03-04T09:03:02.562Z;MSIP_Label_76546daa-41b6-470c-bb85-f6f40f044d7f_Name=Internal Distribution Only;MSIP_Label_76546daa-41b6-470c-bb85-f6f40f044d7f_ContentBits=0;MSIP_Label_76546daa-41b6-470c-bb85-f6f40f044d7f_Method=Standard; 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Laptop connects via 5GHz band by default. Comcast= router still crashed in a hurry. I blocked (via NM.conf) the 5GHz mac of the router, an= d rebooted the laptop. Checked that the router was using 2.4 for the laptop. Still hu= ng the router! What I've done temporarily is change the unlimited return value from 0 to 4= 000. Somewhere around 5325 the Comcast router gets cranky/weird, and at 5350 it = is resetting the wifi stack (without resetting the entire router). So there's no boot time flag to turn the feature off currently? Jason