[ 15.126821][ T3892] 8021q: adding VLAN 0 to HW filter on device bond0 [ 15.131365][ T3892] eql: remember to turn off Van-Jacobson compression on your slave devices [ 15.172261][ T39] gvnic 0000:00:00.0 enp0s0: Device link is up. [ 15.179757][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): enp0s0: link becomes ready Starting sshd: OK syzkaller syzkaller login: [ 69.601165][ T24] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.238' (ECDSA) to the list of known hosts. [ 135.945653][ T4234] chnl_net:caif_netlink_parms(): no params data found [ 135.976084][ T4234] bridge0: port 1(bridge_slave_0) entered blocking state [ 135.977651][ T4234] bridge0: port 1(bridge_slave_0) entered disabled state [ 135.979714][ T4234] device bridge_slave_0 entered promiscuous mode [ 135.983480][ T4234] bridge0: port 2(bridge_slave_1) entered blocking state [ 135.985093][ T4234] bridge0: port 2(bridge_slave_1) entered disabled state [ 135.987112][ T4234] device bridge_slave_1 entered promiscuous mode [ 136.001735][ T4234] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 136.005318][ T4234] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 136.018812][ T4234] team0: Port device team_slave_0 added [ 136.021556][ T4234] team0: Port device team_slave_1 added [ 136.034174][ T4234] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 136.035700][ T4234] 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. [ 136.041207][ T4234] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 136.045129][ T4234] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 136.046678][ T4234] 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. [ 136.052639][ T4234] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 136.101815][ T4234] device hsr_slave_0 entered promiscuous mode [ 136.160060][ T4234] device hsr_slave_1 entered promiscuous mode [ 136.272216][ T4234] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 136.312359][ T4234] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 136.351718][ T4234] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 136.391639][ T4234] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 136.466429][ T4234] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.468061][ T4234] bridge0: port 2(bridge_slave_1) entered forwarding state [ 136.470005][ T4234] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.471566][ T4234] bridge0: port 1(bridge_slave_0) entered forwarding state [ 136.505744][ T4234] 8021q: adding VLAN 0 to HW filter on device bond0 [ 136.516479][ T4234] 8021q: adding VLAN 0 to HW filter on device team0 [ 136.520849][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 136.523473][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 136.526817][ T7] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.530105][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 136.537770][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 136.540246][ T22] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.541805][ T22] bridge0: port 2(bridge_slave_1) entered forwarding state [ 136.551114][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 136.553785][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 136.557628][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 136.563925][ T3802] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 136.570209][ T4234] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 136.573020][ T4234] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 136.582090][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 136.589074][ T4234] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 136.591627][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 136.593388][ T22] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 136.604414][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 136.614943][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 136.617133][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 136.619195][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 136.624440][ T4234] device veth0_vlan entered promiscuous mode [ 136.629503][ T4234] device veth1_vlan entered promiscuous mode [ 136.642714][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 136.644794][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 136.646988][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 136.651234][ T4234] device veth0_macvtap entered promiscuous mode [ 136.656224][ T4234] device veth1_macvtap entered promiscuous mode [ 136.665556][ T4234] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 136.667191][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 136.669856][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 136.674275][ T4234] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 136.677561][ T4234] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 136.679593][ T4234] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 136.682392][ T4234] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 136.684375][ T4234] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 136.687668][ T4242] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 181.629834][ C0] BUG: workqueue lockup - pool cpus=1 node=0 flags=0x0 nice=0 stuck for 40s! [ 181.631894][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 44s! [ 181.633704][ C0] Showing busy workqueues and worker pools: [ 181.634938][ C0] workqueue events: flags=0x0 [ 181.635993][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 181.636015][ C0] in-flight: 24:nsim_fib_event_work nsim_fib_event_work [ 181.636051][ C0] workqueue events_unbound: flags=0x2 [ 181.640519][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/512 refcnt=5 [ 181.640541][ C0] pending: toggle_allocation_gate, macvlan_process_broadcast, flush_memcg_stats_dwork [ 181.640635][ C0] workqueue bat_events: flags=0xe000a [ 181.645475][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/1 refcnt=9 [ 181.645496][ C0] pending: batadv_purge_orig [ 181.645511][ C0] inactive: batadv_mcast_mla_update, batadv_iv_send_outstanding_bat_ogm_packet, batadv_iv_send_outstanding_bat_ogm_packet, batadv_tt_purge, batadv_dat_purge, batadv_bla_periodic_work [ 181.645570][ C0] workqueue wg-kex-wg0: flags=0x6 [ 181.653125][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 181.653157][ C0] pending: wg_packet_handshake_send_worker [ 181.653174][ C0] workqueue wg-crypt-wg0: flags=0x28 [ 181.657009][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 181.657032][ C0] pending: wg_packet_encrypt_worker [ 181.657050][ C0] workqueue wg-kex-wg1: flags=0x6 [ 181.661047][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 181.661070][ C0] pending: wg_packet_handshake_send_worker [ 181.661088][ C0] workqueue wg-crypt-wg1: flags=0x28 [ 181.664888][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 181.664910][ C0] pending: wg_packet_encrypt_worker, wg_packet_decrypt_worker [ 181.664937][ C0] workqueue wg-crypt-wg2: flags=0x28 [ 181.669342][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 181.669365][ C0] pending: wg_packet_decrypt_worker, wg_packet_encrypt_worker, wg_packet_tx_worker [ 181.669402][ C0] pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=40s workers=5 idle: 4242 3802 22 110