wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1844 in_atomic(): 0, irqs_disabled(): 0, pid: 22, name: kworker/u4:1 4 locks held by kworker/u4:1/22: #0: ("%s"wiphy_name(local->hw.wiphy)){+.+.}, at: [] process_one_work+0x6b0/0x14a0 kernel/workqueue.c:2087 #1: ((&sdata->work)){+.+.}, at: [] process_one_work+0x6e6/0x14a0 kernel/workqueue.c:2091 #2: (&wdev->mtx){+.+.}, at: [] sdata_lock net/mac80211/ieee80211_i.h:986 [inline] #2: (&wdev->mtx){+.+.}, at: [] ieee80211_ibss_work+0x72/0xc90 net/mac80211/ibss.c:1675 #3: (rcu_read_lock){....}, at: [] sta_info_insert_finish net/mac80211/sta_info.c:553 [inline] #3: (rcu_read_lock){....}, at: [] sta_info_insert_rcu+0x48d/0x1f40 net/mac80211/sta_info.c:634 Preemption disabled at: [] rcu_lockdep_current_cpu_online kernel/rcu/tree.c:1185 [inline] [] rcu_lockdep_current_cpu_online+0x30/0x140 kernel/rcu/tree.c:1177 CPU: 0 PID: 22 Comm: kworker/u4:1 Not tainted 4.14.208-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: phy3 ieee80211_iface_work Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x283 lib/dump_stack.c:58 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6042 sta_info_move_state+0x32/0x930 net/mac80211/sta_info.c:1844 sta_info_free+0x50/0x330 net/mac80211/sta_info.c:260 sta_info_insert_rcu+0x23c/0x1f40 net/mac80211/sta_info.c:640 ieee80211_ibss_finish_sta+0x1db/0x2b0 net/mac80211/ibss.c:601 ieee80211_ibss_work+0x260/0xc90 net/mac80211/ibss.c:1692 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready device veth1_vlan entered promiscuous mode ieee80211_iface_work+0x690/0x770 net/mac80211/iface.c:1383 process_one_work+0x793/0x14a0 kernel/workqueue.c:2116 Bluetooth: hci1 command 0x0419 tx timeout worker_thread+0x5cc/0xff0 kernel/workqueue.c:2250 Bluetooth: hci0 command 0x0419 tx timeout kthread+0x30d/0x420 kernel/kthread.c:232 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404 IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready Bluetooth: hci4 command 0x0419 tx timeout IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready device veth0_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 device veth1_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready netlink: 13 bytes leftover after parsing attributes in process `syz-executor.5'. IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready netlink: 12 bytes leftover after parsing attributes in process `syz-executor.1'. IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready batman_adv: batadv0: Interface activated: batadv_slave_0 IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_1 batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! IPv6: ADDRCONF(NETDEV_UP): batadv_slave_1: link is not ready batman_adv: batadv0: Interface activated: batadv_slave_1 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. device bond0 entered promiscuous mode device bond_slave_0 entered promiscuous mode device bond_slave_1 entered promiscuous mode wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 bond0 (unregistering): Releasing backup interface bond_slave_0 device bond_slave_0 left promiscuous mode bond0 (unregistering): Releasing backup interface bond_slave_1 device bond_slave_1 left promiscuous mode bond0 (unregistering): Released all slaves IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. device veth3 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): veth3: link is not ready IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. device caif0 entered promiscuous mode audit: type=1326 audit(1606134325.843:2): auid=0 uid=0 gid=0 ses=4 pid=9696 comm="syz-executor.3" exe="/root/syz-executor.3" sig=31 arch=c000003e syscall=228 compat=0 ip=0x460d1a code=0x7fc00000 netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. audit: type=1326 audit(1606134326.623:3): auid=0 uid=0 gid=0 ses=4 pid=9696 comm="syz-executor.3" exe="/root/syz-executor.3" sig=31 arch=c000003e syscall=228 compat=0 ip=0x460d1a code=0x7fc00000 nla_parse: 1 callbacks suppressed netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. device batadv_slave_0 entered promiscuous mode netlink: 12 bytes leftover after parsing attributes in process `syz-executor.2'. device batadv_slave_0 left promiscuous mode device batadv_slave_0 entered promiscuous mode device batadv_slave_0 left promiscuous mode device batadv_slave_0 entered promiscuous mode device batadv_slave_0 left promiscuous mode device batadv_slave_0 entered promiscuous mode device batadv_slave_0 left promiscuous mode