linux-kernel - Re: RTL8192EE PCIe Wireless Network Adapter crashed with linux-4.13

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <5a6aa431-fdde-a329-4168-44490c37f197@lwfinger.net>
Date:   Thu, 21 Sep 2017 09:21:25 -0500
From:   Larry Finger <Larry.Finger@...inger.net>
To:     Zwindl <zwindl@...tonmail.com>
Cc:     "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "chaoming_li@...lsil.com.cn" <chaoming_li@...lsil.com.cn>,
        "kvalo@...eaurora.org" <kvalo@...eaurora.org>,
        "pkshih@...ltek.com" <pkshih@...ltek.com>,
        "johannes.berg@...el.com" <johannes.berg@...el.com>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: RTL8192EE PCIe Wireless Network Adapter crashed with linux-4.13

On 09/21/2017 06:37 AM, Zwindl wrote:
> Hi, I've reported to archlinux's bugzilla, and finally found out the flag which 
> caused that issue, it's the `CONFIG_INTEL_IOMMU_DEFAULT_ON=y` flag, I think may 
> this is a kernel bug, more details at https://bugs.archlinux.org/task/55665

My standard kernel has the following:

CONFIG_INTEL_IOMMU=y
# CONFIG_INTEL_IOMMU_SVM is not set
# CONFIG_INTEL_IOMMU_DEFAULT_ON is not set

I will do some further testing to see if turning CONFIG_INTEL_IOMMU_DEFAULT_ON 
also breaks my system.

Larry