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Bug#965292: linux-image-5.6.14: Sky2 ethernet driver bug

From	Andrei POPESCU <andreimpopescu@gmail.com>
Newsgroups	linux.debian.bugs.dist
Subject	Bug#965292: linux-image-5.6.14: Sky2 ethernet driver bug
Date	2020-07-19 08:40 +0200
Message-ID	<Aub9o-2TX-15@gated-at.bofh.it> (permalink)
References	<Au3vc-6IS-5@gated-at.bofh.it> <Au3vc-6IS-5@gated-at.bofh.it>
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On Sb, 18 iul 20, 15:17:06, nbi wrote:
> Package: linux-image-5.6.14
> Version: 5.6.14
> Severity: important
> 
> Dear Maintainer,
> 
>    * What led up to the situation?
> 
> Noticed that the sky2 ethernet driver was flooding /var/log/messages like so:
> 
> Jul 18 15:03:06 nehalem kernel: [75100.182612] device eth0 entered promiscuous mode
> Jul 18 15:03:08 nehalem kernel: [75102.108331] device eth0 left promiscuous mode
> Jul 18 15:03:11 nehalem kernel: [75105.182616] device eth0 entered promiscuous mode
> Jul 18 15:03:13 nehalem kernel: [75107.175461] device eth0 left promiscuous mode
> Jul 18 15:03:16 nehalem kernel: [75110.222602] device eth0 entered promiscuous mode
> Jul 18 15:03:18 nehalem kernel: [75112.181979] device eth0 left promiscuous mode
> 
> This will ping-pong forever without corrective action.
> 
> It can be stopped by enabling promiscuous mode on the interface, i.e. 'ifconfig eth0 promisc'. That however should
>  not be necessary. By testing older kernels (and therefore older versions of the sky2 driver) I discovered that as
>  of 4.9.2 and earlier this problem did not exist. At some point between 4.9.2 and 5.6.14 changes to the driver
>  introduced this problem.
> 
> 
> -- System Information:
> Debian Release: bullseye/sid
>   APT prefers testing
>   APT policy: (500, 'testing')
> Architecture: amd64 (x86_64)
> Foreign Architectures: i386
> 
> Kernel: Linux 5.6.14 (SMP w/8 CPU cores)
> Kernel taint flags: TAINT_PROPRIETARY_MODULE, TAINT_WARN, TAINT_OOT_MODULE
> Locale: LANG=en_US.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8), LANGUAGE=en_US.utf8 (charmap=UTF-8)
> Shell: /bin/sh linked to /bin/dash
> Init: systemd (via /run/systemd/system)

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Bug#965292: linux-image-5.6.14: Sky2 ethernet driver bug nbi <nbi@wideopenwest.com> - 2020-07-19 00:30 +0200
  Bug#965292: linux-image-5.6.14: Sky2 ethernet driver bug Andrei POPESCU <andreimpopescu@gmail.com> - 2020-07-19 08:40 +0200

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