Error Inserting Iwlwifi
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root on Mon, 04/14/2014 - 10:07 I got an automatic update of Red 11n_disable=8 Hat Enterprise Linux from 6.4 to 6.5 and after iwlwifi swcrypto reboot my surprise was to find wireless network (wi-fi) disabled. The first thing to install iwlwifi look at was boot.log and it seems indeed the wireless support modules were unable to load. I will not go trough all my
Iwlwifi Power_level
searches but point out the most important. Forgot to mention, I have Lenovo T420 - it might be important for some. I found the error in boot.log: [root@florian log]# grep udev /var/log/boot.log Starting udev: FATAL: Error inserting iwldvm (/lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/net/wireless/iwlwifi/dvm/iwldvm.ko): Unknown symbol in module, or unknown iwlmvm parameter (see dmesg) Retrigger failed udev events [ OK ] Trying to manually enable the modules was giving the same error: [root@florian ~]# modprobe iwldvm WARNING: Error inserting iwlwifi (/lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/net/wireless/iwlwifi/iwlwifi.ko): Unknown symbol in module, or unknown parameter (see dmesg) FATAL: Error inserting iwldvm (/lib/modules/2.6.32-431.11.2.el6.x86_64/kernel/drivers/net/wireless/iwlwifi/dvm/iwldvm.ko): Unknown symbol in module, or unknown parameter (see dmesg) By running dmesg as recommended, it seems the problem is because of missing ipv6 support: [root@florian ~]# dmesg|tail -n 2 mac80211: Unknown symbol unregister_inet6addr_notifier mac80211: Unknown symbol register_inet6addr_notifier Indeed, ipv6 is disabled: [root@florian ~]# cat /etc/modprobe.d/disable-ipv6.conf install ipv6 /bin/true blacklist ipv6 install ip6_tables /bin/true blacklist ip6_tables [root@florian log]# lsmod|grep -i ipv6 [root@florian log]# This is not OK, if I want to have ipv6 disabled, I have my reasons. Normally I won't do this but today I do not have time to d
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of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow http://docs.gz.ro/rhel-6.5-upgrade-wifi-ko.html is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up “Invalid parameters” error when trying to insert module that accesses exported symbol up vote 3 down vote favorite I'm trying to share a global variable between two modules in order http://stackoverflow.com/questions/16360689/invalid-parameters-error-when-trying-to-insert-module-that-accesses-exported-s to understand how to use the EXPORT_SYMBOL macro correctly, but I keep getting an Invalid paramaters error when I try to insert the second module. In the first module foo.c: #include
not working after upgrade to 6.3 Issues related to configuring your network Post http://www.centos.org/forums/viewtopic.php?t=8145 Reply Print view Search Advanced search 8 posts • Page 1 of 1 JohnAde Posts: 10 Joined: 2012/04/20 18:18:03 [SOLVED] wireless not working after upgrade to 6.3 Quote Postby JohnAde » 2012/07/14 23:19:03 Hi,I had been running with CentOS 6.2 for a few weeks with no issues. In particular, error inserting wireless was working ok after I installed kmod-compat-wireless. This evening, I upgraded to centos 6.3 and my wireless no longer works. Is this simply a known bug (http://bugs.centos.org/view.php?id=5834)?ThanksJuname -r:2.6.32-279.1.1.el6.x86_64lcpci -nn:00:00.0 Host bridge [0600]: Intel Corporation 3rd Gen Core processor DRAM Controller [8086:0154] (rev 09)00:01.0 PCI bridge [0604]: Intel error inserting iwlwifi Corporation 3rd Gen Core processor PCI Express Root Port [8086:0151] (rev 09)00:14.0 USB controller [0c03]: Intel Corporation 7 Series Chipset Family USB xHCI Host Controller [8086:1e31] (rev 04)00:16.0 Communication controller [0780]: Intel Corporation 7 Series Chipset Family MEI Controller #1 [8086:1e3a] (rev 04)00:1a.0 USB controller [0c03]: Intel Corporation 7 Series Chipset Family USB Enhanced Host Controller #2 [8086:1e2d] (rev 04)00:1b.0 Audio device [0403]: Intel Corporation 7 Series Chipset Family High Definition Audio Controller [8086:1e20] (rev 04)00:1c.0 PCI bridge [0604]: Intel Corporation 7 Series Chipset Family PCI Express Root Port 1 [8086:1e10] (rev c4)00:1c.3 PCI bridge [0604]: Intel Corporation 7 Series Chipset Family PCI Express Root Port 4 [8086:1e16] (rev c4)00:1c.7 PCI bridge [0604]: Intel Corporation 7 Series Chipset Family PCI Express Root Port 8 [8086:1e1e] (rev c4)00:1d.0 USB controller [0c03]: Intel Corporation 7 Series Chipset Family USB Enhanced Host Controller #1 [8086:1e26] (rev 04)00:1f.0