Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: wpa (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/1724805
Title:
wpa_supplicant fails to shutdown
Status in wpa package in Ubuntu:
Confirmed
Bug description:
Ubuntu 17.10
wpasupplicant 2.4-0ubuntu10
System shutdown hangs because wpa_supplicant is not stopping itself.
Test with:
$ sudo systemctl stop wpa_supplicant
Journal shows:
11:37:32 systemd[1]: Stopping WPA supplicant...
11:37:32 wpa_supplicant[941]: nl80211: deinit ifname=p2p-dev-wlp2s0
disabled_11b_rates=0
11:37:32 wpa_supplicant[941]: p2p-dev-wlp2s0: CTRL-EVENT-TERMINATING
11:37:32 kernel: wlp2s0: deauthenticating from <BSSID> by local choice
(Reason: 3=DEAUTH_LEAVING)
11:39:02 systemd[1]: wpa_supplicant.service: State 'stop-sigterm' timed out.
Killing.
11:39:02 systemd[1]: wpa_supplicant.service: Killing process 941
(wpa_supplicant) with signal SIGKILL.
11:40:33 systemd[1]: wpa_supplicant.service: Processes still around after
SIGKILL. Ignoring.
11:42:03 systemd[1]: wpa_supplicant.service: State 'stop-final-sigterm'
timed out. Killing.
11:42:03 systemd[1]: wpa_supplicant.service: Killing process 941
(wpa_supplicant) with signal SIGKILL.
11:43:33 systemd[1]: wpa_supplicant.service: Processes still around after
final SIGKILL. Entering failed mode.
11:43:33 systemd[1]: Stopped WPA supplicant.
11:43:33 systemd[1]: wpa_supplicant.service: Unit entered failed state.
11:43:33 systemd[1]: wpa_supplicant.service: Failed with result 'timeout'.
lspci output:
02:00.0 Network controller: Qualcomm Atheros QCA9377 802.11ac Wireless
Network Adapter (rev 30)
P.S. also shows this bug, but reporting much more frequently then 2 minutes:
https://bugs.launchpad.net/ubuntu/+source/wpa/+bug/1323089
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