[Bug 279838] wpa_supplicant unkillable with -9

From: <bugzilla-noreply_at_freebsd.org>
Date: Tue, 18 Jun 2024 18:10:18 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=279838

            Bug ID: 279838
           Summary: wpa_supplicant unkillable with -9
           Product: Base System
           Version: CURRENT
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: wireless
          Assignee: wireless@FreeBSD.org
          Reporter: ambrisko@FreeBSD.org

ifconfig -v:
  wlan0: flags=8c02<BROADCAST,DRV_OACTIVE,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=0
        ether ....
        groups: wlan
        ssid "" channel 1 (2412 MHz 11g) bssid 00:00:00:00:00:00
      ...
        parent interface: iwlwifi0
        media: IEEE 802.11 Wireless Ethernet autoselect (autoselect)
        status: no carrier
        nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
        drivername: wlan0

procstat -kk:
    PID    TID COMM                TDNAME              KSTACK
  74721 102208 wpa_supplicant      -                   mi_switch+0xba
_sleep+0x1b5 taskqueue_drain+0xea ieee80211_waitfor_parent+0x28
ieee80211_ioctl+0x370 ifhwioctl+0xca3 ifioctl+0x891 kern_ioctl+0x255
sys_ioctl+0xff amd64_syscall+0x115 fast_syscall_common+0xf8

Hash was 11333dd580b704fb4ff0836e1d1a0634099b0cf6.

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