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From: Oliver Neukum <oneukum@suse.com>
To: Thiago Macieira <thiago.macieira@intel.com>,
	netdev@vger.kernel.org, Hayes Wang <hayeswang@realtek.com>
Cc: linux-usb@vger.kernel.org
Subject: Re: rtl8152 / power management kernel hang
Date: Thu, 15 Apr 2021 12:10:58 +0200	[thread overview]
Message-ID: <2223fc29fdbd5a37494454d95952c1b9f8373f3e.camel@suse.com> (raw)
In-Reply-To: <7261663.lHksN3My1W@tjmaciei-mobl1>

Am Dienstag, den 13.04.2021, 13:57 -0700 schrieb Thiago Macieira:
> This has been happening for at least a year but I've only now decided to 
> report it.
> 
> Kernel 5.11.11
> Symptom: 
> - partial kernel freeze
> - some kernel tasks end up in state D and never leave it
>     (notably ipv6_addrconf)
> - problem propagates as other userspace processes try to use
>   networking, such as /sbin/ip trying to set the device down
> - normal reboot impossible, Alt+SysRq,B is necessary
> 
> Steps to reproduce: use device for a few hours. I'm using it in a bonded 
> connection, but I don't think that's a required condition.
> 
> Workaround: disable power management on the device via PowerTop before the 
> problem occurs.

Hi,

is this device part of a docking station?

	Regards
		Oliver



  reply	other threads:[~2021-04-15 10:11 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-13 20:57 rtl8152 / power management kernel hang Thiago Macieira
2021-04-15 10:10 ` Oliver Neukum [this message]
2021-04-15 15:11   ` Thiago Macieira
2021-04-19 10:35     ` Oliver Neukum
2021-04-19 15:53       ` Thiago Macieira
2021-04-20 13:20         ` Oliver Neukum

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