[ 444.561713][ T12] hsr_slave_0: left promiscuous mode
[ 444.568211][ T12] hsr_slave_1: left promiscuous mode
[ 444.574868][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[ 444.582750][ T12] batman_adv: batadv0: Removing interface: batadv_slave_0
[ 444.595090][ T12] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[ 444.602723][ T12] batman_adv: batadv0: Removing interface: batadv_slave_1
[ 444.611754][ T12] bridge_slave_1: left allmulticast mode
[ 444.617550][ T12] bridge_slave_1: left promiscuous mode
[ 444.623240][ T12] bridge0: port 2(bridge_slave_1) entered disabled state
[ 444.631823][ T12] bridge_slave_0: left allmulticast mode
[ 444.637647][ T12] bridge_slave_0: left promiscuous mode
[ 444.643316][ T12] bridge0: port 1(bridge_slave_0) entered disabled state
[ 444.655249][ T12] veth1_macvtap: left promiscuous mode
[ 444.661624][ T12] veth0_macvtap: left promiscuous mode
[ 444.667455][ T12] veth1_vlan: left promiscuous mode
[ 444.672814][ T12] veth0_vlan: left promiscuous mode
[ 444.827551][ T12] team0 (unregistering): Port device team_slave_1 removed
[ 444.840994][ T12] team0 (unregistering): Port device team_slave_0 removed
[ 444.855622][ T12] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[ 444.870415][ T12] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[ 444.935487][ T12] bond0 (unregistering): Released all slaves
Warning: Permanently added '10.128.0.107' (ED25519) to the list of known hosts.
[ 448.909641][ T8179] chnl_net:caif_netlink_parms(): no params data found
[ 448.967607][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state
[ 448.974783][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state
[ 448.982568][ T8179] bridge_slave_0: entered allmulticast mode
[ 448.989642][ T8179] bridge_slave_0: entered promiscuous mode
[ 448.998514][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state
[ 449.005800][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state
[ 449.013271][ T8179] bridge_slave_1: entered allmulticast mode
[ 449.020446][ T8179] bridge_slave_1: entered promiscuous mode
[ 449.047183][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[ 449.058728][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[ 449.089408][ T8179] team0: Port device team_slave_0 added
[ 449.097855][ T8179] team0: Port device team_slave_1 added
[ 449.121833][ T8179] batman_adv: batadv0: Adding interface: batadv_slave_0
[ 449.128960][ T8179] 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.
[ 449.156596][ T8179] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[ 449.169646][ T8179] batman_adv: batadv0: Adding interface: batadv_slave_1
[ 449.176723][ T8179] 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.
[ 449.202672][ T8179] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[ 449.236675][ T8179] hsr_slave_0: entered promiscuous mode
[ 449.243143][ T8179] hsr_slave_1: entered promiscuous mode
[ 449.333917][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state
[ 449.341092][ T8179] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 449.348606][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state
[ 449.355843][ T8179] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 449.407832][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0
[ 449.427813][ T8179] 8021q: adding VLAN 0 to HW filter on device team0
[ 449.437490][ T8] bridge0: port 1(bridge_slave_0) entered disabled state
[ 449.445739][ T8] bridge0: port 2(bridge_slave_1) entered disabled state
[ 449.462426][ T1052] bridge0: port 1(bridge_slave_0) entered blocking state
[ 449.469678][ T1052] bridge0: port 1(bridge_slave_0) entered forwarding state
[ 449.486661][ T9] bridge0: port 2(bridge_slave_1) entered blocking state
[ 449.493919][ T9] bridge0: port 2(bridge_slave_1) entered forwarding state
[ 449.551386][ T8179] 8021q: adding VLAN 0 to HW filter on device batadv0
[ 449.809037][ T8179] veth0_vlan: entered promiscuous mode
[ 449.821089][ T8179] veth1_vlan: entered promiscuous mode
[ 449.849605][ T8179] veth0_macvtap: entered promiscuous mode
[ 449.859639][ T8179] veth1_macvtap: entered promiscuous mode
[ 449.878287][ T8179] batman_adv: batadv0: Interface activated: batadv_slave_0
[ 449.894891][ T8179] batman_adv: batadv0: Interface activated: batadv_slave_1
[ 451.040814][ C1]
[ 451.043184][ C1] ======================================================
[ 451.050194][ C1] WARNING: possible circular locking dependency detected
[ 451.057194][ C1] 6.8.0-rc4-syzkaller-g7e90b5c295ec #0 Not tainted
[ 451.063684][ C1] ------------------------------------------------------
[ 451.070795][ C1] kworker/1:2/1052 is trying to acquire lock:
[ 451.077203][ C1] ffff88807cdd1088 (&priv->active_session_list_lock){+.-.}-{2:2}, at: j1939_session_activate+0x51/0x3e0
[ 451.088587][ C1]
[ 451.088587][ C1] but task is already holding lock:
[ 451.095934][ C1] ffff888073bf75b8 (&jsk->sk_session_queue_lock){+.-.}-{2:2}, at: j1939_sk_queue_activate_next+0x58/0x3f0
[ 451.107273][ C1]
[ 451.107273][ C1] which lock already depends on the new lock.
[ 451.107273][ C1]
[ 451.117832][ C1]
[ 451.117832][ C1] the existing dependency chain (in reverse order) is:
[ 451.127021][ C1]
[ 451.127021][ C1] -> #2 (&jsk->sk_session_queue_lock){+.-.}-{2:2}:
[ 451.135802][ C1] lock_acquire+0x1e3/0x530
[ 451.140972][ C1] _raw_spin_lock_bh+0x35/0x50
[ 451.146312][ C1] j1939_sk_queue_drop_all+0x3a/0x240
[ 451.152281][ C1] j1939_sk_netdev_event_netdown+0xed/0x160
[ 451.160245][ C1] j1939_netdev_notify+0xe2/0x140
[ 451.166827][ C1] notifier_call_chain+0x18f/0x3b0
[ 451.172831][ C1] __dev_notify_flags+0x207/0x400
[ 451.178573][ C1] dev_change_flags+0xf0/0x1a0
[ 451.184023][ C1] do_setlink+0xcb0/0x41c0
[ 451.189456][ C1] rtnl_newlink+0x180b/0x20a0
[ 451.194934][ C1] rtnetlink_rcv_msg+0x885/0x1040
[ 451.200607][ C1] netlink_rcv_skb+0x1e3/0x430
[ 451.206165][ C1] netlink_unicast+0x7ea/0x980
[ 451.211561][ C1] netlink_sendmsg+0xa3b/0xd70
[ 451.216914][ C1] __sock_sendmsg+0x221/0x270
[ 451.222484][ C1] ____sys_sendmsg+0x525/0x7d0
[ 451.227866][ C1] __sys_sendmsg+0x2b0/0x3a0
[ 451.233008][ C1] do_syscall_64+0xf9/0x240
[ 451.238168][ C1] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 451.245076][ C1]
[ 451.245076][ C1] -> #1 (&priv->j1939_socks_lock){+.-.}-{2:2}:
[ 451.253491][ C1] lock_acquire+0x1e3/0x530
[ 451.258607][ C1] _raw_spin_lock_bh+0x35/0x50
[ 451.264061][ C1] j1939_sk_errqueue+0x96/0x150
[ 451.269426][ C1] j1939_session_put+0x103/0x470
[ 451.274952][ C1] j1939_cancel_active_session+0x354/0x490
[ 451.281263][ C1] j1939_netdev_notify+0xda/0x140
[ 451.286801][ C1] notifier_call_chain+0x18f/0x3b0
[ 451.292438][ C1] __dev_notify_flags+0x207/0x400
[ 451.297986][ C1] dev_change_flags+0xf0/0x1a0
[ 451.303275][ C1] do_setlink+0xcb0/0x41c0
[ 451.308198][ C1] rtnl_newlink+0x180b/0x20a0
[ 451.313386][ C1] rtnetlink_rcv_msg+0x885/0x1040
[ 451.319030][ C1] netlink_rcv_skb+0x1e3/0x430
[ 451.324326][ C1] netlink_unicast+0x7ea/0x980
[ 451.329627][ C1] netlink_sendmsg+0xa3b/0xd70
[ 451.334994][ C1] __sock_sendmsg+0x221/0x270
[ 451.340187][ C1] ____sys_sendmsg+0x525/0x7d0
[ 451.345463][ C1] __sys_sendmsg+0x2b0/0x3a0
[ 451.350645][ C1] do_syscall_64+0xf9/0x240
[ 451.355743][ C1] entry_SYSCALL_64_after_hwframe+0x6f/0x77
[ 451.362148][ C1]
[ 451.362148][ C1] -> #0 (&priv->active_session_list_lock){+.-.}-{2:2}:
[ 451.371172][ C1] validate_chain+0x18ca/0x58e0
[ 451.376703][ C1] __lock_acquire+0x1345/0x1fd0
[ 451.382065][ C1] lock_acquire+0x1e3/0x530
[ 451.387086][ C1] _raw_spin_lock_bh+0x35/0x50
[ 451.392449][ C1] j1939_session_activate+0x51/0x3e0
[ 451.398328][ C1] j1939_sk_queue_activate_next+0x270/0x3f0
[ 451.405168][ C1] j1939_xtp_rx_eoma+0x327/0x530
[ 451.410805][ C1] j1939_tp_recv+0x88e/0x1050
[ 451.416094][ C1] j1939_can_recv+0x732/0xb20
[ 451.421407][ C1] can_rcv_filter+0x359/0x7f0
[ 451.426942][ C1] can_receive+0x327/0x480
[ 451.431892][ C1] can_rcv+0x144/0x260
[ 451.436504][ C1] __netif_receive_skb+0x2e0/0x6a0
[ 451.442147][ C1] process_backlog+0x385/0x760
[ 451.447522][ C1] __napi_poll+0xcb/0x490
[ 451.452364][ C1] net_rx_action+0x78b/0x1010
[ 451.457638][ C1] __do_softirq+0x2bb/0x942
[ 451.462740][ C1] do_softirq+0x11b/0x1e0
[ 451.467608][ C1] __local_bh_enable_ip+0x1bb/0x200
[ 451.473313][ C1] addrconf_dad_work+0xa44/0x16f0
[ 451.478935][ C1] process_scheduled_works+0x913/0x1420
[ 451.484988][ C1] worker_thread+0xa5f/0x1000
[ 451.490203][ C1] kthread+0x2ef/0x390
[ 451.494773][ C1] ret_from_fork+0x4b/0x80
[ 451.499721][ C1] ret_from_fork_asm+0x1b/0x30
[ 451.505008][ C1]
[ 451.505008][ C1] other info that might help us debug this:
[ 451.505008][ C1]
[ 451.515310][ C1] Chain exists of:
[ 451.515310][ C1] &priv->active_session_list_lock --> &priv->j1939_socks_lock --> &jsk->sk_session_queue_lock
[ 451.515310][ C1]
[ 451.531717][ C1] Possible unsafe locking scenario:
[ 451.531717][ C1]
[ 451.539579][ C1] CPU0 CPU1
[ 451.544946][ C1] ---- ----
[ 451.550289][ C1] lock(&jsk->sk_session_queue_lock);
[ 451.555741][ C1] lock(&priv->j1939_socks_lock);
[ 451.563362][ C1] lock(&jsk->sk_session_queue_lock);
[ 451.571324][ C1] lock(&priv->active_session_list_lock);
[ 451.577124][ C1]
[ 451.577124][ C1] *** DEADLOCK ***
[ 451.577124][ C1]
[ 451.585419][ C1] 6 locks held by kworker/1:2/1052:
[ 451.590595][ C1] #0: ffff88802aa82938 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_scheduled_works+0x825/0x1420
[ 451.602243][ C1] #1: ffffc90004cefd20 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_scheduled_works+0x825/0x1420
[ 451.615450][ C1] #2: ffffffff8f374f48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xd0/0x16f0
[ 451.625030][ C1] #3: ffffffff8e130ae0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x2cd/0x760
[ 451.634598][ C1] #4: ffffffff8e130ae0 (rcu_read_lock){....}-{1:2}, at: can_receive+0x1c9/0x480
[ 451.643825][ C1] #5: ffff888073bf75b8 (&jsk->sk_session_queue_lock){+.-.}-{2:2}, at: j1939_sk_queue_activate_next+0x58/0x3f0
[ 451.655573][ C1]
[ 451.655573][ C1] stack backtrace:
[ 451.661449][ C1] CPU: 1 PID: 1052 Comm: kworker/1:2 Not tainted 6.8.0-rc4-syzkaller-g7e90b5c295ec #0
[ 451.671232][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
[ 451.681366][ C1] Workqueue: ipv6_addrconf addrconf_dad_work
[ 451.687600][ C1] Call Trace:
[ 451.690862][ C1]
[ 451.693699][ C1] dump_stack_lvl+0x1e7/0x2e0
[ 451.698366][ C1] ? __pfx_dump_stack_lvl+0x10/0x10
[ 451.703555][ C1] ? print_circular_bug+0x12f/0x1a0
[ 451.708742][ C1] check_noncircular+0x36a/0x4a0
[ 451.713668][ C1] ? __pfx_check_noncircular+0x10/0x10
[ 451.719111][ C1] ? lockdep_lock+0x123/0x2b0
[ 451.723877][ C1] ? _find_first_zero_bit+0xd4/0x100
[ 451.729188][ C1] validate_chain+0x18ca/0x58e0
[ 451.734032][ C1] ? __pfx_validate_chain+0x10/0x10
[ 451.739304][ C1] ? __pfx_validate_chain+0x10/0x10
[ 451.744582][ C1] ? __pfx_stack_trace_save+0x10/0x10
[ 451.750133][ C1] ? lockdep_unlock+0x169/0x300
[ 451.754970][ C1] ? __pfx_lockdep_unlock+0x10/0x10
[ 451.760247][ C1] ? mark_lock+0x9a/0x350
[ 451.764568][ C1] __lock_acquire+0x1345/0x1fd0
[ 451.769416][ C1] lock_acquire+0x1e3/0x530
[ 451.774009][ C1] ? j1939_session_activate+0x51/0x3e0
[ 451.779473][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 451.784748][ C1] ? j1939_session_deactivate+0x23b/0x2d0
[ 451.790510][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 451.795538][ C1] ? j1939_session_activate+0x51/0x3e0
[ 451.800989][ C1] ? __pfx___local_bh_disable_ip+0x10/0x10
[ 451.806883][ C1] ? do_raw_spin_lock+0x14e/0x370
[ 451.811904][ C1] ? __pfx___local_bh_disable_ip+0x10/0x10
[ 451.817704][ C1] ? j1939_session_activate+0x51/0x3e0
[ 451.823150][ C1] _raw_spin_lock_bh+0x35/0x50
[ 451.827902][ C1] ? j1939_session_activate+0x51/0x3e0
[ 451.833350][ C1] j1939_session_activate+0x51/0x3e0
[ 451.838622][ C1] j1939_sk_queue_activate_next+0x270/0x3f0
[ 451.844511][ C1] j1939_xtp_rx_eoma+0x327/0x530
[ 451.849447][ C1] j1939_tp_recv+0x88e/0x1050
[ 451.854114][ C1] j1939_can_recv+0x732/0xb20
[ 451.858785][ C1] ? __pfx_j1939_can_recv+0x10/0x10
[ 451.864071][ C1] ? lockdep_hardirqs_on+0x98/0x140
[ 451.869432][ C1] ? __pfx___netif_receive_skb_core+0x10/0x10
[ 451.875486][ C1] ? __pfx_j1939_can_recv+0x10/0x10
[ 451.880758][ C1] can_rcv_filter+0x359/0x7f0
[ 451.885515][ C1] can_receive+0x327/0x480
[ 451.889919][ C1] ? can_receive+0x1c9/0x480
[ 451.894498][ C1] can_rcv+0x144/0x260
[ 451.898589][ C1] ? __pfx_can_rcv+0x10/0x10
[ 451.903285][ C1] __netif_receive_skb+0x2e0/0x6a0
[ 451.908395][ C1] ? __pfx_lock_acquire+0x10/0x10
[ 451.913423][ C1] ? __pfx___netif_receive_skb+0x10/0x10
[ 451.919130][ C1] ? lockdep_hardirqs_on_prepare+0x43c/0x780
[ 451.925101][ C1] ? __pfx_lock_release+0x10/0x10
[ 451.930115][ C1] ? _raw_spin_lock_irq+0xdf/0x120
[ 451.935232][ C1] ? process_backlog+0x2cd/0x760
[ 451.940195][ C1] process_backlog+0x385/0x760
[ 451.944990][ C1] ? __pfx_process_backlog+0x10/0x10
[ 451.950272][ C1] ? lockdep_hardirqs_on_prepare+0x43c/0x780
[ 451.956251][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 451.962679][ C1] __napi_poll+0xcb/0x490
[ 451.967016][ C1] net_rx_action+0x78b/0x1010
[ 451.971697][ C1] ? __pfx_net_rx_action+0x10/0x10
[ 451.976805][ C1] ? lockdep_hardirqs_on_prepare+0x43c/0x780
[ 451.982802][ C1] __do_softirq+0x2bb/0x942
[ 451.987299][ C1] ? do_softirq+0x11b/0x1e0
[ 451.991801][ C1] ? __pfx___do_softirq+0x10/0x10
[ 451.996820][ C1] do_softirq+0x11b/0x1e0
[ 452.001150][ C1]
[ 452.004066][ C1]
[ 452.006983][ C1] ? __pfx_do_softirq+0x10/0x10
[ 452.011971][ C1] ? __pfx_lockdep_softirqs_on+0x10/0x10
[ 452.017595][ C1] ? rcu_is_watching+0x15/0xb0
[ 452.022379][ C1] __local_bh_enable_ip+0x1bb/0x200
[ 452.027579][ C1] ? addrconf_dad_work+0xa44/0x16f0
[ 452.032867][ C1] ? __pfx___local_bh_enable_ip+0x10/0x10
[ 452.038579][ C1] ? do_raw_spin_unlock+0x13b/0x8b0
[ 452.043766][ C1] addrconf_dad_work+0xa44/0x16f0
[ 452.048803][ C1] ? __pfx_addrconf_dad_work+0x10/0x10
[ 452.054265][ C1] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10
[ 452.060616][ C1] ? process_scheduled_works+0x825/0x1420
[ 452.066433][ C1] process_scheduled_works+0x913/0x1420
[ 452.072163][ C1] ? __pfx_process_scheduled_works+0x10/0x10
[ 452.078236][ C1] ? assign_work+0x364/0x3d0
[ 452.082831][ C1] worker_thread+0xa5f/0x1000
[ 452.087555][ C1] ? __pfx_worker_thread+0x10/0x10
[ 452.092677][ C1] kthread+0x2ef/0x390
[ 452.096827][ C1] ? __pfx_worker_thread+0x10/0x10
[ 452.101939][ C1] ? __pfx_kthread+0x10/0x10
[ 452.106523][ C1] ret_from_fork+0x4b/0x80
[ 452.111022][ C1] ? __pfx_kthread+0x10/0x10
[ 452.115597][ C1] ret_from_fork_asm+0x1b/0x30
[ 452.120357][ C1]
[ 456.914935][ T8179] net_ratelimit: 91 callbacks suppressed
[ 456.914952][ T8179] A link change request failed with some changes committed already. Interface vxcan0 may have been left with an inconsistent configuration, please check.