Warning: Permanently added '10.128.1.90' (ED25519) to the list of known hosts. [ 52.057692][ T3507] chnl_net:caif_netlink_parms(): no params data found [ 52.105927][ T3507] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.113495][ T3507] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.121551][ T3507] device bridge_slave_0 entered promiscuous mode [ 52.130717][ T3507] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.137907][ T3507] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.146064][ T3507] device bridge_slave_1 entered promiscuous mode [ 52.169411][ T3507] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 52.180744][ T3507] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 52.205099][ T3507] team0: Port device team_slave_0 added [ 52.212841][ T3507] team0: Port device team_slave_1 added [ 52.232759][ T3507] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 52.239782][ T3507] 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. [ 52.266169][ T3507] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 52.278930][ T3507] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 52.285915][ T3507] 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. [ 52.313093][ T3507] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 52.346728][ T3507] device hsr_slave_0 entered promiscuous mode [ 52.353596][ T3507] device hsr_slave_1 entered promiscuous mode [ 52.450463][ T3507] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 52.461141][ T3507] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 52.471124][ T3507] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 52.480360][ T3507] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 52.502160][ T3507] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.509340][ T3507] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.517286][ T3507] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.524396][ T3507] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.571514][ T3507] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.583612][ T2924] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.594569][ T2924] bridge0: port 1(bridge_slave_0) entered disabled state [ 52.603307][ T2924] bridge0: port 2(bridge_slave_1) entered disabled state [ 52.611569][ T2924] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 52.624679][ T3507] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.646205][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.655558][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.662744][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.671474][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.680019][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.687211][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.705853][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.715252][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.723903][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.736493][ T3507] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.750007][ T3507] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.760662][ T3516] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.769452][ T3516] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.789219][ T3507] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.800381][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 52.808474][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 52.835032][ T13] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 52.849125][ T3507] device veth0_vlan entered promiscuous mode [ 52.857516][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 52.868186][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 52.876135][ T3515] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 52.888458][ T3507] device veth1_vlan entered promiscuous mode [ 52.908037][ T2924] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 52.916272][ T2924] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 52.924947][ T2924] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 52.936557][ T3507] device veth0_macvtap entered promiscuous mode [ 52.946329][ T3507] device veth1_macvtap entered promiscuous mode [ 52.962057][ T3507] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 52.970785][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 52.980237][ T3513] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 52.992018][ T3507] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 53.000274][ T2924] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 53.011564][ T3507] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.021592][ T3507] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.030648][ T3507] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 executing program [ 53.039994][ T3507] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 53.078681][ T3507] netlink: 'syz-executor708': attribute type 10 has an invalid length. [ 53.107599][ T3507] team0: Port device vlan0 added [ 53.115137][ T3507] netlink: 'syz-executor708': attribute type 10 has an invalid length. [ 53.179240][ T3507] device veth0_vlan left promiscuous mode [ 53.186514][ T3507] device veth0_vlan entered promiscuous mode [ 53.195004][ T3507] [ 53.197349][ T3507] ============================================ [ 53.203487][ T3507] WARNING: possible recursive locking detected [ 53.209747][ T3507] 5.15.153-syzkaller #0 Not tainted [ 53.214941][ T3507] -------------------------------------------- [ 53.221092][ T3507] syz-executor708/3507 is trying to acquire lock: [ 53.227488][ T3507] ffff88807a5a0d00 (team->team_lock_key){+.+.}-{3:3}, at: team_port_change_check+0x51/0x1e0 [ 53.237591][ T3507] [ 53.237591][ T3507] but task is already holding lock: [ 53.244974][ T3507] ffff88807a5a0d00 (team->team_lock_key){+.+.}-{3:3}, at: team_add_slave+0xab/0x27a0 [ 53.254454][ T3507] [ 53.254454][ T3507] other info that might help us debug this: [ 53.262672][ T3507] Possible unsafe locking scenario: [ 53.262672][ T3507] [ 53.270125][ T3507] CPU0 [ 53.273393][ T3507] ---- [ 53.276665][ T3507] lock(team->team_lock_key); [ 53.281420][ T3507] lock(team->team_lock_key); [ 53.286257][ T3507] [ 53.286257][ T3507] *** DEADLOCK *** [ 53.286257][ T3507] [ 53.294385][ T3507] May be due to missing lock nesting notation [ 53.294385][ T3507] [ 53.302724][ T3507] 2 locks held by syz-executor708/3507: [ 53.308277][ T3507] #0: ffffffff8d9dc108 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x94c/0xee0 [ 53.317938][ T3507] #1: ffff88807a5a0d00 (team->team_lock_key){+.+.}-{3:3}, at: team_add_slave+0xab/0x27a0 [ 53.328030][ T3507] [ 53.328030][ T3507] stack backtrace: [ 53.333911][ T3507] CPU: 1 PID: 3507 Comm: syz-executor708 Not tainted 5.15.153-syzkaller #0 [ 53.342590][ T3507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 53.352924][ T3507] Call Trace: [ 53.356210][ T3507] [ 53.359140][ T3507] dump_stack_lvl+0x1e3/0x2cb [ 53.363817][ T3507] ? io_uring_drop_tctx_refs+0x19d/0x19d [ 53.369448][ T3507] ? panic+0x84d/0x84d [ 53.373522][ T3507] validate_chain+0x46d2/0x5930 [ 53.378391][ T3507] ? __local_bh_enable_ip+0x164/0x1f0 [ 53.383767][ T3507] ? local_bh_enable+0x5/0x20 [ 53.388443][ T3507] ? _local_bh_enable+0xa0/0xa0 [ 53.393287][ T3507] ? reacquire_held_locks+0x660/0x660 [ 53.398656][ T3507] ? neigh_lookup+0x3f8/0x4e0 [ 53.403329][ T3507] ? neigh_ifdown+0x30/0x30 [ 53.407840][ T3507] ? mark_lock+0x98/0x340 [ 53.412159][ T3507] __lock_acquire+0x1295/0x1ff0 [ 53.417009][ T3507] lock_acquire+0x1db/0x4f0 [ 53.421500][ T3507] ? team_port_change_check+0x51/0x1e0 [ 53.426959][ T3507] ? read_lock_is_recursive+0x10/0x10 [ 53.432325][ T3507] ? __might_sleep+0xc0/0xc0 [ 53.436911][ T3507] ? cfg80211_netdev_notifier_call+0x1ff/0x1210 [ 53.443245][ T3507] __mutex_lock_common+0x1da/0x25a0 [ 53.448441][ T3507] ? team_port_change_check+0x51/0x1e0 [ 53.453905][ T3507] ? __local_bh_enable_ip+0x164/0x1f0 [ 53.459294][ T3507] ? lockdep_hardirqs_on+0x94/0x130 [ 53.464492][ T3507] ? __local_bh_enable_ip+0x164/0x1f0 [ 53.469862][ T3507] ? igmpv3_del_delrec+0x710/0x710 [ 53.474965][ T3507] ? ip_mc_up+0x1d1/0x2f0 [ 53.479287][ T3507] ? team_port_change_check+0x51/0x1e0 [ 53.484741][ T3507] ? _local_bh_enable+0xa0/0xa0 [ 53.489580][ T3507] ? bond_netdev_event+0xd8/0xe80 [ 53.494616][ T3507] ? mutex_lock_io_nested+0x60/0x60 [ 53.500023][ T3507] ? dev_get_flags+0x141/0x1c0 [ 53.504800][ T3507] ? bond_ipsec_offload_ok+0x3e0/0x3e0 [ 53.510252][ T3507] ? memset+0x1f/0x40 [ 53.514594][ T3507] mutex_lock_nested+0x17/0x20 [ 53.519350][ T3507] team_port_change_check+0x51/0x1e0 [ 53.524633][ T3507] team_device_event+0x4a7/0x580 [ 53.529593][ T3507] raw_notifier_call_chain+0xd0/0x170 [ 53.535869][ T3507] __dev_notify_flags+0x304/0x610 [ 53.540912][ T3507] ? __dev_change_flags+0x6e0/0x6e0 [ 53.546114][ T3507] ? __dev_change_flags+0x505/0x6e0 [ 53.551309][ T3507] ? dev_get_flags+0x1c0/0x1c0 [ 53.556066][ T3507] dev_change_flags+0xe7/0x190 [ 53.560945][ T3507] vlan_device_event+0x442/0x1dd0 [ 53.565966][ T3507] ? rcu_lock_release+0x20/0x20 [ 53.570811][ T3507] ? br_device_event+0x143/0x970 [ 53.575738][ T3507] ? phonet_exit_net+0x80/0x80 [ 53.580493][ T3507] ? register_vlan_dev+0x800/0x800 [ 53.585627][ T3507] ? br_switchdev_event+0x480/0x480 [ 53.590817][ T3507] ? isotp_notifier+0xa0/0x690 [ 53.595569][ T3507] ? cgw_notifier+0xcc/0x3a0 [ 53.600153][ T3507] ? j1939_netdev_notify+0xfd/0x2e0 [ 53.605344][ T3507] raw_notifier_call_chain+0xd0/0x170 [ 53.610710][ T3507] dev_open+0x1c1/0x260 [ 53.614854][ T3507] ? netdev_notify_peers+0x20/0x20 [ 53.619953][ T3507] ? __kmalloc+0x168/0x300 [ 53.624358][ T3507] ? team_add_slave+0x890/0x27a0 [ 53.629289][ T3507] team_add_slave+0x981/0x27a0 [ 53.634054][ T3507] ? __dev_change_flags+0x6e0/0x6e0 [ 53.639268][ T3507] ? team_netpoll_cleanup+0xf0/0xf0 [ 53.644473][ T3507] ? console_trylock+0x70/0x70 [ 53.649230][ T3507] ? dev_get_flags+0x1c0/0x1c0 [ 53.653985][ T3507] ? lockdep_hardirqs_on_prepare+0x438/0x7a0 [ 53.659957][ T3507] ? mutex_is_locked+0xe/0x40 [ 53.664714][ T3507] do_setlink+0xe71/0x3ae0 [ 53.669124][ T3507] ? vprintk_emit+0xf5/0x150 [ 53.673707][ T3507] ? _printk+0xd1/0x111 [ 53.677866][ T3507] ? nlmsg_parse_deprecated_strict+0x110/0x110 [ 53.684120][ T3507] ? panic+0x84d/0x84d [ 53.688283][ T3507] ? ____kasan_kmalloc+0xd1/0xf0 [ 53.693230][ T3507] ? ____kasan_kmalloc+0xba/0xf0 [ 53.698152][ T3507] ? kmem_cache_alloc_trace+0x143/0x290 [ 53.703710][ T3507] ? rtnetlink_rcv_msg+0x993/0xee0 [ 53.708817][ T3507] ? netlink_rcv_skb+0x1cf/0x410 [ 53.713758][ T3507] ? __nla_validate_parse+0x1e6b/0x27f0 [ 53.719332][ T3507] ? __nla_validate+0x50/0x50 [ 53.724012][ T3507] ? validate_linkmsg+0x3db/0x4c0 [ 53.729048][ T3507] rtnl_newlink+0x17a4/0x2070 [ 53.733727][ T3507] ? rtnl_newlink+0x481/0x2070 [ 53.738524][ T3507] ? rtnl_setlink+0x540/0x540 [ 53.743227][ T3507] ? rtnetlink_rcv_msg+0x94c/0xee0 [ 53.748343][ T3507] ? rtnl_setlink+0x540/0x540 [ 53.753017][ T3507] rtnetlink_rcv_msg+0x993/0xee0 [ 53.757958][ T3507] ? rtnetlink_bind+0x80/0x80 [ 53.762628][ T3507] ? __local_bh_enable_ip+0x164/0x1f0 [ 53.768138][ T3507] ? lockdep_hardirqs_on+0x94/0x130 [ 53.773329][ T3507] ? __local_bh_enable_ip+0x164/0x1f0 [ 53.778794][ T3507] ? local_bh_enable+0x5/0x20 [ 53.783462][ T3507] ? _local_bh_enable+0xa0/0xa0 [ 53.788307][ T3507] ? __dev_queue_xmit+0x1c56/0x3230 [ 53.793523][ T3507] ? __copy_skb_header+0x47b/0x600 [ 53.798643][ T3507] ? dev_queue_xmit+0x20/0x20 [ 53.803411][ T3507] ? memcpy+0x3c/0x60 [ 53.807408][ T3507] ? __copy_skb_header+0x47b/0x600 [ 53.812543][ T3507] netlink_rcv_skb+0x1cf/0x410 [ 53.817317][ T3507] ? rtnetlink_bind+0x80/0x80 [ 53.821991][ T3507] ? netlink_ack+0xb10/0xb10 [ 53.826582][ T3507] netlink_unicast+0x7b6/0x980 [ 53.831469][ T3507] ? netlink_detachskb+0x90/0x90 [ 53.836517][ T3507] ? __virt_addr_valid+0x39e/0x450 [ 53.841649][ T3507] ? 0xffffffff81000000 [ 53.845810][ T3507] ? __check_object_size+0x300/0x410 [ 53.851096][ T3507] ? bpf_lsm_netlink_send+0x5/0x10 [ 53.856201][ T3507] netlink_sendmsg+0xa30/0xd60 [ 53.860989][ T3507] ? netlink_getsockopt+0x5b0/0x5b0 [ 53.866178][ T3507] ? aa_sock_msg_perm+0x91/0x150 [ 53.871102][ T3507] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 53.876382][ T3507] ? security_socket_sendmsg+0x7d/0xa0 [ 53.881841][ T3507] ? netlink_getsockopt+0x5b0/0x5b0 [ 53.887037][ T3507] ____sys_sendmsg+0x59e/0x8f0 [ 53.891806][ T3507] ? iovec_from_user+0x300/0x390 [ 53.896753][ T3507] ? __sys_sendmsg_sock+0x30/0x30 [ 53.901778][ T3507] ___sys_sendmsg+0x252/0x2e0 [ 53.906457][ T3507] ? __sys_sendmsg+0x260/0x260 [ 53.911237][ T3507] ? __lock_acquire+0x1295/0x1ff0 [ 53.916260][ T3507] ? read_lock_is_recursive+0x10/0x10 [ 53.921633][ T3507] ? __context_tracking_exit+0x4c/0x80 [ 53.927080][ T3507] ? __fdget+0x158/0x220 [ 53.931316][ T3507] __se_sys_sendmsg+0x19a/0x260 [ 53.936156][ T3507] ? __x64_sys_sendmsg+0x80/0x80 [ 53.941088][ T3507] ? syscall_enter_from_user_mode+0x2e/0x230 [ 53.947057][ T3507] ? lockdep_hardirqs_on+0x94/0x130 [ 53.952246][ T3507] ? syscall_enter_from_user_mode+0x2e/0x230 [ 53.958228][ T3507] do_syscall_64+0x3d/0xb0 [ 53.962642][ T3507] entry_SYSCALL_64_after_hwframe+0x61/0xcb [ 53.968525][ T3507] RIP: 0033:0x7f2ce708ab09 [ 53.972950][ T3507] Code: 48 83 c4 28 c3 e8 d7 19 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 53.992587][ T3507] RSP: 002b:00007ffdc2ecb948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 54.001009][ T3507] RAX: ffffffffffffffda RBX: 00007f2ce70d83d3 RCX: 00007f2ce708ab09 [ 54.008974][ T3507] RDX: 0000000000000000 RSI: 0000000020000600 RDI: 0000000000000004 [ 54.016937][ T3507] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 54.024897][ T3507] R10: 0000000000000001 R11: 0000000000000246 R12: 00007ffdc2ecb980 [ 54.032857][ T3507] R13: 00007f2ce70d8004 R14: 00007ffdc2ecb96c R15: 0000000000000003 [ 54.040821][ T3507]