device veth1_vlan left promiscuous mode device veth0_vlan left promiscuous mode bond0 (unregistering): Releasing backup interface bond221 bond221 (unregistering): Released all slaves ============================================ WARNING: possible recursive locking detected 4.14.218-syzkaller #0 Not tainted -------------------------------------------- kworker/u4:0/5 is trying to acquire lock: (&(&bond->stats_lock)->rlock#3/3){+.+.}, at: [] bond_get_stats+0xb7/0x440 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3457 but task is already holding lock: (&(&bond->stats_lock)->rlock#3/3){+.+.}, at: [] bond_get_stats+0xb7/0x440 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3457 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(&(&bond->stats_lock)->rlock#3/3); lock(&(&bond->stats_lock)->rlock#3/3); *** DEADLOCK *** May be due to missing lock nesting notation 6 locks held by kworker/u4:0/5: #0: ("%s""netns"){+.+.}, at: [] process_one_work+0x6b0/0x14a0 syzkaller/managers/linux-4-14/kernel/kernel/workqueue.c:2087 #1: (net_cleanup_work){+.+.}, at: [] process_one_work+0x6e6/0x14a0 syzkaller/managers/linux-4-14/kernel/kernel/workqueue.c:2091 #2: (net_mutex){+.+.}, at: [] cleanup_net+0x110/0x840 syzkaller/managers/linux-4-14/kernel/net/core/net_namespace.c:450 #3: (rtnl_mutex){+.+.}, at: [] rtnl_lock_unregistering syzkaller/managers/linux-4-14/kernel/net/core/dev.c:8699 [inline] #3: (rtnl_mutex){+.+.}, at: [] default_device_exit_batch+0xd7/0x380 syzkaller/managers/linux-4-14/kernel/net/core/dev.c:8737 #4: (&(&bond->stats_lock)->rlock#3/3){+.+.}, at: [] bond_get_stats+0xb7/0x440 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3457 #5: (rcu_read_lock){....}, at: [] bond_get_nest_level syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3446 [inline] #5: (rcu_read_lock){....}, at: [] bond_get_stats+0x9b/0x440 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3457 stack backtrace: CPU: 0 PID: 5 Comm: kworker/u4:0 Not tainted 4.14.218-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: netns cleanup_net Call Trace: __dump_stack syzkaller/managers/linux-4-14/kernel/lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 syzkaller/managers/linux-4-14/kernel/lib/dump_stack.c:58 print_deadlock_bug syzkaller/managers/linux-4-14/kernel/kernel/locking/lockdep.c:1800 [inline] check_deadlock syzkaller/managers/linux-4-14/kernel/kernel/locking/lockdep.c:1847 [inline] validate_chain syzkaller/managers/linux-4-14/kernel/kernel/locking/lockdep.c:2448 [inline] __lock_acquire.cold+0x180/0x97c syzkaller/managers/linux-4-14/kernel/kernel/locking/lockdep.c:3491 lock_acquire+0x170/0x3f0 syzkaller/managers/linux-4-14/kernel/kernel/locking/lockdep.c:3998 _raw_spin_lock_nested+0x30/0x40 syzkaller/managers/linux-4-14/kernel/kernel/locking/spinlock.c:362 bond_get_stats+0xb7/0x440 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3457 dev_get_stats+0xa5/0x280 syzkaller/managers/linux-4-14/kernel/net/core/dev.c:8011 bond_get_stats+0x1da/0x440 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3463 __bond_release_one+0x3eb/0x14c0 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:1894 bond_slave_netdev_event syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3134 [inline] bond_netdev_event+0x9ee/0xbd0 syzkaller/managers/linux-4-14/kernel/drivers/net/bonding/bond_main.c:3232 notifier_call_chain+0x108/0x1a0 syzkaller/managers/linux-4-14/kernel/kernel/notifier.c:93 call_netdevice_notifiers_info syzkaller/managers/linux-4-14/kernel/net/core/dev.c:1667 [inline] call_netdevice_notifiers syzkaller/managers/linux-4-14/kernel/net/core/dev.c:1683 [inline] rollback_registered_many+0x765/0xba0 syzkaller/managers/linux-4-14/kernel/net/core/dev.c:7203 unregister_netdevice_many.part.0+0x18/0x2e0 syzkaller/managers/linux-4-14/kernel/net/core/dev.c:8285 unregister_netdevice_many syzkaller/managers/linux-4-14/kernel/net/core/dev.c:8284 [inline] default_device_exit_batch+0x2d8/0x380 syzkaller/managers/linux-4-14/kernel/net/core/dev.c:8746 ops_exit_list+0xf9/0x150 syzkaller/managers/linux-4-14/kernel/net/core/net_namespace.c:145 cleanup_net+0x3b3/0x840 syzkaller/managers/linux-4-14/kernel/net/core/net_namespace.c:484 process_one_work+0x793/0x14a0 syzkaller/managers/linux-4-14/kernel/kernel/workqueue.c:2116 worker_thread+0x5cc/0xff0 syzkaller/managers/linux-4-14/kernel/kernel/workqueue.c:2250 kthread+0x30d/0x420 syzkaller/managers/linux-4-14/kernel/kernel/kthread.c:232 ret_from_fork+0x24/0x30 syzkaller/managers/linux-4-14/kernel/arch/x86/entry/entry_64.S:404 bond0 (unregistering): Releasing backup interface bond220 bond220 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond219 bond219 (unregistering): Released all slaves bond218 (unregistering): Released all slaves bond217 (unregistering): Released all slaves bond216 (unregistering): Releasing active interface vlan101 bond216 (unregistering): Released all slaves bond215 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond214 bond214 (unregistering): Released all slaves bond213 (unregistering): Released all slaves bond212 (unregistering): Releasing backup interface vlan97 bond0 (unregistering): Releasing backup interface bond212 bond212 (unregistering): Released all slaves bond211 (unregistering): Releasing backup interface vlan96 bond0 (unregistering): Releasing backup interface bond211 bond211 (unregistering): Released all slaves bond210 (unregistering): Released all slaves bond209 (unregistering): Released all slaves bond208 (unregistering): Released all slaves bond207 (unregistering): Released all slaves bond206 (unregistering): Released all slaves bond205 (unregistering): Released all slaves bond204 (unregistering): Released all slaves bond203 (unregistering): Released all slaves bond202 (unregistering): Released all slaves bond201 (unregistering): Released all slaves bond200 (unregistering): Released all slaves bond199 (unregistering): Released all slaves bond198 (unregistering): Released all slaves bond197 (unregistering): Released all slaves bond196 (unregistering): Released all slaves bond195 (unregistering): Released all slaves bond194 (unregistering): Released all slaves bond193 (unregistering): Released all slaves bond192 (unregistering): Released all slaves bond191 (unregistering): Released all slaves bond190 (unregistering): Released all slaves bond189 (unregistering): Released all slaves bond188 (unregistering): Released all slaves bond187 (unregistering): Released all slaves bond186 (unregistering): Released all slaves bond185 (unregistering): Released all slaves bond184 (unregistering): Released all slaves bond183 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond182 bond182 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond181 bond181 (unregistering): Released all slaves bond180 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond179 bond179 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond178 bond178 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond177 bond177 (unregistering): Released all slaves bond176 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond175 bond175 (unregistering): Released all slaves bond174 (unregistering): Released all slaves bond173 (unregistering): Released all slaves bond172 (unregistering): Released all slaves bond171 (unregistering): Released all slaves bond170 (unregistering): Releasing active interface vlan68 bond170 (unregistering): Released all slaves bond169 (unregistering): Releasing active interface vlan67 bond169 (unregistering): Released all slaves bond168 (unregistering): Released all slaves bond167 (unregistering): Released all slaves bond166 (unregistering): Releasing active interface vlan65 bond166 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond165 bond165 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond164 bond164 (unregistering): Released all slaves bond163 (unregistering): Released all slaves bond162 (unregistering): Released all slaves bond161 (unregistering): Released all slaves bond160 (unregistering): Released all slaves bond159 (unregistering): Released all slaves bond158 (unregistering): Released all slaves bond157 (unregistering): Released all slaves bond156 (unregistering): Released all slaves bond155 (unregistering): Released all slaves bond154 (unregistering): Released all slaves bond153 (unregistering): Released all slaves bond152 (unregistering): Released all slaves bond0 (unregistering): Releasing backup interface bond151 bond151 (unregistering): Released all slaves bond150 (unregistering): Releasing active interface vlan64 bond150 (unregistering): Released all slaves bond149 (unregistering): Releasing active interface vlan63 bond149 (unregistering): Released all slaves bond148 (unregistering): Releasing active interface vlan62 bond148 (unregistering): Released all slaves bond147 (unregistering): Released all slaves bond146 (unregistering): Released all slaves bond145 (unregistering): Released all slaves bond144 (unregistering): Released all slaves bond143 (unregistering): Released all slaves bond142 (unregistering): Released all slaves bond141 (unregistering): Released all slaves bond140 (unregistering): Released all slaves bond139 (unregistering): Released all slaves bond138 (unregistering): Released all slaves bond137 (unregistering): Released all slaves bond136 (unregistering): Released all slaves bond135 (unregistering): Released all slaves bond134 (unregistering): Released all slaves bond133 (unregistering): Released all slaves bond132 (unregistering): Released all slaves bond131 (unregistering): Released all slaves bond130 (unregistering): Released all slaves bond129 (unregistering): Released all slaves bond128 (unregistering): Released all slaves bond127 (unregistering): Released all slaves bond126 (unregistering): Released all slaves bond125 (unregistering): Released all slaves bond124 (unregistering): Released all slaves bond123 (unregistering): Released all slaves bond122 (unregistering): Released all slaves bond121 (unregistering): Released all slaves bond120 (unregistering): Released all slaves bond119 (unregistering): Released all slaves bond118 (unregistering): Released all slaves bond117 (unregistering): Released all slaves bond116 (unregistering): Released all slaves bond115 (unregistering): Released all slaves bond114 (unregistering): Released all slaves bond113 (unregistering): Released all slaves bond112 (unregistering): Released all slaves bond111 (unregistering): Released all slaves bond110 (unregistering): Released all slaves bond109 (unregistering): Released all slaves bond108 (unregistering): Released all slaves bond107 (unregistering): Released all slaves bond106 (unregistering): Released all slaves bond105 (unregistering): Released all slaves bond104 (unregistering): Released all slaves bond103 (unregistering): Released all slaves bond102 (unregistering): Released all slaves bond101 (unregistering): Released all slaves bond100 (unregistering): Released all slaves bond99 (unregistering): Released all slaves bond98 (unregistering): Released all slaves bond97 (unregistering): Released all slaves bond96 (unregistering): Released all slaves bond95 (unregistering): Released all slaves bond94 (unregistering): Released all slaves bond93 (unregistering): Released all slaves bond92 (unregistering): Released all slaves bond91 (unregistering): Released all slaves bond90 (unregistering): Released all slaves bond89 (unregistering): Released all slaves bond88 (unregistering): Released all slaves bond87 (unregistering): Released all slaves bond86 (unregistering): Released all slaves bond85 (unregistering): Released all slaves bond84 (unregistering): Released all slaves bond83 (unregistering): Released all slaves bond82 (unregistering): Released all slaves bond81 (unregistering): Released all slaves bond80 (unregistering): Released all slaves bond79 (unregistering): Released all slaves bond78 (unregistering): Released all slaves bond77 (unregistering): Released all slaves bond76 (unregistering): Released all slaves bond75 (unregistering): Released all slaves bond74 (unregistering): Released all slaves bond73 (unregistering): Released all slaves bond72 (unregistering): Released all slaves bond71 (unregistering): Released all slaves bond70 (unregistering): Released all slaves bond69 (unregistering): Released all slaves bond68 (unregistering): Released all slaves bond67 (unregistering): Released all slaves bond66 (unregistering): Released all slaves bond65 (unregistering): Released all slaves bond64 (unregistering): Released all slaves bond63 (unregistering): Released all slaves bond62 (unregistering): Released all slaves bond61 (unregistering): Released all slaves bond60 (unregistering): Released all slaves bond59 (unregistering): Released all slaves bond58 (unregistering): Released all slaves bond57 (unregistering): Releasing backup interface vlan46 bond57 (unregistering): Released all slaves bond56 (unregistering): Releasing backup interface vlan45 bond56 (unregistering): Released all slaves bond55 (unregistering): Releasing backup interface vlan44 bond55 (unregistering): Released all slaves bond54 (unregistering): Releasing backup interface vlan43 bond54 (unregistering): Released all slaves bond53 (unregistering): Releasing backup interface vlan42 bond53 (unregistering): Released all slaves bond52 (unregistering): Releasing backup interface vlan41 bond52 (unregistering): Released all slaves bond51 (unregistering): Releasing backup interface vlan40 bond51 (unregistering): Released all slaves bond50 (unregistering): Releasing backup interface vlan39 bond50 (unregistering): Released all slaves bond49 (unregistering): Releasing backup interface vlan38 bond49 (unregistering): Released all slaves bond48 (unregistering): Releasing backup interface vlan37 bond48 (unregistering): Released all slaves bond47 (unregistering): Releasing backup interface vlan36 bond47 (unregistering): Released all slaves bond46 (unregistering): Releasing backup interface vlan35 bond46 (unregistering): Released all slaves bond45 (unregistering): Released all slaves bond44 (unregistering): Released all slaves bond43 (unregistering): Released all slaves bond42 (unregistering): Released all slaves bond41 (unregistering): Released all slaves bond40 (unregistering): Released all slaves bond39 (unregistering): Released all slaves bond38 (unregistering): Released all slaves bond37 (unregistering): Released all slaves bond36 (unregistering): Releasing active interface vlan19 bond36 (unregistering): Released all slaves bond35 (unregistering): Releasing active interface vlan18 bond35 (unregistering): Released all slaves bond34 (unregistering): Releasing active interface vlan17 bond34 (unregistering): Released all slaves bond33 (unregistering): Released all slaves bond32 (unregistering): Released all slaves bond31 (unregistering): Released all slaves bond30 (unregistering): Released all slaves bond29 (unregistering): Released all slaves bond28 (unregistering): Released all slaves bond27 (unregistering): Released all slaves bond26 (unregistering): Released all slaves bond25 (unregistering): Released all slaves bond24 (unregistering): Released all slaves bond23 (unregistering): Released all slaves bond22 (unregistering): Released all slaves bond21 (unregistering): Released all slaves bond20 (unregistering): Released all slaves bond19 (unregistering): Released all slaves bond18 (unregistering): Released all slaves bond17 (unregistering): Released all slaves bond16 (unregistering): Released all slaves bond15 (unregistering): Released all slaves bond14 (unregistering): Released all slaves bond13 (unregistering): Released all slaves bond12 (unregistering): Released all slaves bond11 (unregistering): Released all slaves bond10 (unregistering): Released all slaves bond9 (unregistering): Released all slaves bond8 (unregistering): Releasing active interface vlan8 bond8 (unregistering): Released all slaves bond7 (unregistering): Releasing active interface vlan7 bond7 (unregistering): Released all slaves bond6 (unregistering): Releasing active interface vlan6 bond6 (unregistering): Released all slaves bond5 (unregistering): Releasing active interface vlan5 bond5 (unregistering): Released all slaves bond4 (unregistering): Releasing active interface vlan4 bond4 (unregistering): Released all slaves bond3 (unregistering): Releasing active interface vlan3 bond3 (unregistering): Released all slaves bond2 (unregistering): Releasing active interface vlan2 bond2 (unregistering): Released all slaves bond1 (unregistering): Released all slaves device hsr_slave_1 left promiscuous mode device hsr_slave_0 left promiscuous mode team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves IPVS: ftp: loaded support on port[0] = 21 chnl_net:caif_netlink_parms(): no params data found bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered disabled state device bridge_slave_0 entered promiscuous mode bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_1 entered promiscuous mode Bluetooth: hci0 command 0x0409 tx timeout bond0: Enslaving bond_slave_0 as an active interface with an up link bond0: Enslaving bond_slave_1 as an active interface with an up link IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready team0: Port device team_slave_0 added IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready team0: Port device team_slave_1 added batman_adv: batadv0: Adding interface: batadv_slave_0 batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active batman_adv: batadv0: Adding interface: batadv_slave_1 batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready device hsr_slave_0 entered promiscuous mode device hsr_slave_1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state 8021q: adding VLAN 0 to HW filter on device bond0 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready bridge0: port 1(bridge_slave_0) entered disabled state bridge0: port 2(bridge_slave_1) entered disabled state IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 8021q: adding VLAN 0 to HW filter on device team0 IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_virt_wifi: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_vlan: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready device veth0_vlan entered promiscuous mode device veth1_vlan entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_macvtap: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready device veth0_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready device veth1_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macsec0: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready 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! 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): macvtap0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: 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_CHANGE): batadv_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready audit: type=1800 audit(1613595864.570:233): pid=20377 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="file0" dev="sda1" ino=15825 res=0 audit: type=1804 audit(1613595864.590:234): pid=20377 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir896228685/syzkaller.ytKyd9/0/file0" dev="sda1" ino=15825 res=1 batman_adv: batadv0: Interface deactivated: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_0 batman_adv: batadv0: Interface deactivated: batadv_slave_1 batman_adv: batadv0: Removing interface: batadv_slave_1 device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state device veth1_macvtap left promiscuous mode device veth0_macvtap left promiscuous mode device veth1_vlan left promiscuous mode device veth0_vlan left promiscuous mode device hsr_slave_1 left promiscuous mode device hsr_slave_0 left promiscuous mode team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves IPVS: ftp: loaded support on port[0] = 21 chnl_net:caif_netlink_parms(): no params data found bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered disabled state device bridge_slave_0 entered promiscuous mode bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_1 entered promiscuous mode bond0: Enslaving bond_slave_0 as an active interface with an up link bond0: Enslaving bond_slave_1 as an active interface with an up link IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready team0: Port device team_slave_0 added IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready team0: Port device team_slave_1 added batman_adv: batadv0: Adding interface: batadv_slave_0 batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active batman_adv: batadv0: Adding interface: batadv_slave_1 batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready device hsr_slave_0 entered promiscuous mode device hsr_slave_1 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready 8021q: adding VLAN 0 to HW filter on device bond0 IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready bridge0: port 1(bridge_slave_0) entered disabled state bridge0: port 2(bridge_slave_1) entered disabled state IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready 8021q: adding VLAN 0 to HW filter on device team0 IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready bridge0: port 1(bridge_slave_0) entered blocking state bridge0: port 1(bridge_slave_0) entered forwarding state IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered forwarding state IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_UP): vxcan0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 IPv6: ADDRCONF(NETDEV_UP): veth0_virt_wifi: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready IPv6: ADDRCONF(NETDEV_UP): veth0_vlan: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): vlan1: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready device veth0_vlan entered promiscuous mode device veth1_vlan entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvlan0: link is not ready IPv6: ADDRCONF(NETDEV_UP): macvlan1: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth0_macvtap: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready device veth0_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): macvtap0: link is not ready device veth1_macvtap entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): veth0_to_batadv: link is not ready IPv6: ADDRCONF(NETDEV_UP): veth1_to_batadv: link is not ready 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! 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: batadv0: Interface activated: batadv_slave_0 IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: 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_CHANGE): batadv_slave_1: link becomes ready IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready audit: type=1800 audit(1613595868.460:235): pid=20635 uid=0 auid=4294967295 ses=4294967295 op="collect_data" cause="failed(directio)" comm="syz-executor.4" name="file0" dev="sda1" ino=15941 res=0 audit: type=1804 audit(1613595868.490:236): pid=20635 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir974081608/syzkaller.J9K59R/0/file0" dev="sda1" ino=15941 res=1 batman_adv: batadv0: Interface deactivated: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_0 batman_adv: batadv0: Interface deactivated: batadv_slave_1 batman_adv: batadv0: Removing interface: batadv_slave_1 device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_0 left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state device veth1_macvtap left promiscuous mode device veth0_macvtap left promiscuous mode device veth1_vlan left promiscuous mode device veth0_vlan left promiscuous mode device hsr_slave_1 left promiscuous mode device hsr_slave_0 left promiscuous mode team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): Releasing backup interface bond_slave_1 bond0 (unregistering): Releasing backup interface bond_slave_0 bond0 (unregistering): Released all slaves