Public bug reported: On a Bionic Beaver system I installed via debootstrap I installed bcmwl- kernel-source. The installation went largely well, except it seemed to be experiencing a problem with loading the module. modprobe -a wl returns:
modprobe: ERROR: could not insert 'wl': Unknown symbol in module, or unknown parameter (see dmesg) the lines in dmesg relating to wl are: [ 10.892819] wl: loading out-of-tree module taints kernel. [ 10.892822] wl: module license 'MIXED/Proprietary' taints kernel. [ 10.892823] Disabling lock debugging due to kernel taint [ 10.894423] wl: module verification failed: signature and/or required key missing - tainting kernel [ 10.894455] wl: Unknown symbol cfg80211_inform_bss_frame_data (err 0) [ 10.894470] wl: Unknown symbol cfg80211_scan_done (err 0) [ 10.894488] wl: Unknown symbol cfg80211_disconnected (err 0) [ 10.894506] wl: Unknown symbol wiphy_new_nm (err 0) [ 10.894510] wl: Unknown symbol wiphy_register (err 0) [ 10.894513] wl: Unknown symbol cfg80211_put_bss (err 0) [ 10.894514] wl: Unknown symbol cfg80211_roamed (err 0) [ 10.894517] wl: Unknown symbol cfg80211_gtk_rekey_notify (err 0) [ 10.894521] wl: Unknown symbol cfg80211_ibss_joined (err 0) [ 10.894526] wl: Unknown symbol cfg80211_michael_mic_failure (err 0) [ 10.894529] wl: Unknown symbol ieee80211_get_channel (err 0) [ 10.894533] wl: Unknown symbol wiphy_unregister (err 0) [ 10.894537] wl: Unknown symbol cfg80211_get_bss (err 0) [ 10.894549] wl: Unknown symbol ieee80211_channel_to_frequency (err 0) [ 10.894553] wl: Unknown symbol cfg80211_report_wowlan_wakeup (err 0) [ 10.894557] wl: Unknown symbol cfg80211_inform_bss_data (err 0) [ 10.894559] wl: Unknown symbol ieee80211_frequency_to_channel (err 0) [ 10.894563] wl: Unknown symbol cfg80211_connect_done (err 0) [ 10.894565] wl: Unknown symbol wiphy_free (err 0) I have tried rebooting after I get this error, just in case the kernel merely needed to be reloaded (doubted it would help but still worth a try), but alas that didn't help. If relevant I am using a Btrfs file system. All the commands I have executed in it since the beginning of time (which was only a few hours ago, at most, so there isn't much to it) can be found here in its root bash_history file: https://gist.github.com/22fdcbead4ce240230fa09f92a730a90 ** Affects: bcmwl (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to bcmwl in Ubuntu. https://bugs.launchpad.net/bugs/1745256 Title: bcmwl: module cannot be inserted on Bionic: unknown symbol Status in bcmwl package in Ubuntu: New Bug description: On a Bionic Beaver system I installed via debootstrap I installed bcmwl-kernel-source. The installation went largely well, except it seemed to be experiencing a problem with loading the module. modprobe -a wl returns: modprobe: ERROR: could not insert 'wl': Unknown symbol in module, or unknown parameter (see dmesg) the lines in dmesg relating to wl are: [ 10.892819] wl: loading out-of-tree module taints kernel. [ 10.892822] wl: module license 'MIXED/Proprietary' taints kernel. [ 10.892823] Disabling lock debugging due to kernel taint [ 10.894423] wl: module verification failed: signature and/or required key missing - tainting kernel [ 10.894455] wl: Unknown symbol cfg80211_inform_bss_frame_data (err 0) [ 10.894470] wl: Unknown symbol cfg80211_scan_done (err 0) [ 10.894488] wl: Unknown symbol cfg80211_disconnected (err 0) [ 10.894506] wl: Unknown symbol wiphy_new_nm (err 0) [ 10.894510] wl: Unknown symbol wiphy_register (err 0) [ 10.894513] wl: Unknown symbol cfg80211_put_bss (err 0) [ 10.894514] wl: Unknown symbol cfg80211_roamed (err 0) [ 10.894517] wl: Unknown symbol cfg80211_gtk_rekey_notify (err 0) [ 10.894521] wl: Unknown symbol cfg80211_ibss_joined (err 0) [ 10.894526] wl: Unknown symbol cfg80211_michael_mic_failure (err 0) [ 10.894529] wl: Unknown symbol ieee80211_get_channel (err 0) [ 10.894533] wl: Unknown symbol wiphy_unregister (err 0) [ 10.894537] wl: Unknown symbol cfg80211_get_bss (err 0) [ 10.894549] wl: Unknown symbol ieee80211_channel_to_frequency (err 0) [ 10.894553] wl: Unknown symbol cfg80211_report_wowlan_wakeup (err 0) [ 10.894557] wl: Unknown symbol cfg80211_inform_bss_data (err 0) [ 10.894559] wl: Unknown symbol ieee80211_frequency_to_channel (err 0) [ 10.894563] wl: Unknown symbol cfg80211_connect_done (err 0) [ 10.894565] wl: Unknown symbol wiphy_free (err 0) I have tried rebooting after I get this error, just in case the kernel merely needed to be reloaded (doubted it would help but still worth a try), but alas that didn't help. If relevant I am using a Btrfs file system. All the commands I have executed in it since the beginning of time (which was only a few hours ago, at most, so there isn't much to it) can be found here in its root bash_history file: https://gist.github.com/22fdcbead4ce240230fa09f92a730a90 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/bcmwl/+bug/1745256/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
