lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 9 Dec 2020 09:13:15 -0800 From: Jakub Kicinski <kuba@...nel.org> To: "Coelho, Luciano" <luciano.coelho@...el.com> Cc: Rui Salvaterra <rsalvaterra@...il.com>, "Goodstein, Mordechay" <mordechay.goodstein@...el.com>, "Berg, Johannes" <johannes.berg@...el.com>, "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org> Subject: Re: [BUG] iwlwifi: card unusable after firmware crash On Tue, 8 Dec 2020 23:17:48 +0000 Rui Salvaterra wrote: > Hi, Luca, > > On Tue, 8 Dec 2020 at 16:27, Coelho, Luciano <luciano.coelho@...el.com> wrote: > > On Tue, 2020-12-08 at 11:27 +0000, Rui Salvaterra wrote: > > > > > > [ 3174.003910] iwlwifi 0000:02:00.0: RF_KILL bit toggled to disable radio. > > > [ 3174.003913] iwlwifi 0000:02:00.0: reporting RF_KILL (radio disabled) > > > > It looks like your machine is reporting RF-Kill to the WiFi device. > > Yes, that's an artifact of how I tested: I rebooted the router, the > Wi-Fi interface disassociated and the dmesg was clean. However, after > the router came up, the laptop didn't reconnect (and the connection > had completely disappeared from nmtui). Afterwards, I did the rfkill > cycle you see, and only then I got the register dump. > > > There seems to be some sort of race there that is causing us to still > > try to communicate with the device (and thus you see the transaction > > failed dump), but that will obviously fail when RF-Kill is enabled. > > I'm not sure about that, the card was already dead before the rfkill cycle. Any luck figuring this out, Luca? If this is a 5.10 regression we need to let Linus know tomorrow, so the time is ticking :(
Powered by blists - more mailing lists