[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.64' (ECDSA) to the list of known hosts. syzkaller login: [ 56.838218][ T8380] IPVS: ftp: loaded support on port[0] = 21 [ 56.953914][ T176] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 56.961877][ T176] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 56.993402][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 57.036156][ T176] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 57.044528][ T176] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 57.052967][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 57.065717][ T8380] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 57.065743][ T176] ------------[ cut here ]------------ [ 57.065804][ T176] WARNING: CPU: 1 PID: 176 at net/mac80211/sta_info.c:547 sta_info_insert_rcu+0x274/0x2c40 [ 57.092579][ T176] Modules linked in: [ 57.097224][ T176] CPU: 1 PID: 176 Comm: kworker/u4:3 Not tainted 5.12.0-rc4-syzkaller #0 [ 57.106390][ T176] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.117540][ T176] Workqueue: phy4 ieee80211_iface_work [ 57.123632][ T176] RIP: 0010:sta_info_insert_rcu+0x274/0x2c40 [ 57.129672][ T176] Code: 24 e8 70 4d 1d f9 0f b6 85 50 ff ff ff 31 ff 83 e0 0