[   10.218728][  T244] team0: Mode changed to "loadbalance"
[   10.232836][  T244] 
[   10.232966][  T244] ======================================================
[   10.233201][  T244] WARNING: possible circular locking dependency detected
[   10.233457][  T244] 6.14.0-rc2-virtme #1 Not tainted
[   10.233622][  T244] ------------------------------------------------------
[   10.233829][  T244] teamd/244 is trying to acquire lock:
[   10.233994][  T244] ffff888007799c90 (&dev->lock){+.+.}-{4:4}, at: dev_set_mtu+0x12a/0x1a0
[   10.234309][  T244] 
[   10.234309][  T244] but task is already holding lock:
[   10.234535][  T244] ffff888005f4ad80 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave+0x33/0x80
[   10.234882][  T244] 
[   10.234882][  T244] which lock already depends on the new lock.
[   10.234882][  T244] 
[   10.235231][  T244] 
[   10.235231][  T244] the existing dependency chain (in reverse order) is:
[   10.235558][  T244] 
[   10.235558][  T244] -> #2 (team->team_lock_key){+.+.}-{4:4}:
[   10.235915][  T244]        __lock_acquire+0xb9a/0x1680
[   10.236150][  T244]        lock_acquire.part.0+0xeb/0x330
[   10.236355][  T244]        __mutex_lock+0x169/0xc40
[   10.236589][  T244]        team_set_mac_address+0x120/0x250
[   10.236790][  T244]        netif_set_mac_address+0x28a/0x410
[   10.237014][  T244]        netif_set_mac_address_user+0x31/0x50
[   10.237255][  T244]        do_setlink.constprop.0+0x190d/0x2430
[   10.237435][  T244]        rtnl_setlink+0x2b5/0x5a0
[   10.237578][  T244]        rtnetlink_rcv_msg+0x712/0xc10
[   10.237768][  T244]        netlink_rcv_skb+0x130/0x360
[   10.237957][  T244]        netlink_unicast+0x44b/0x710
[   10.238106][  T244]        netlink_sendmsg+0x723/0xbe0
[   10.238263][  T244]        __sys_sendto+0x3c3/0x450
[   10.238448][  T244]        __x64_sys_sendto+0xe0/0x1c0
[   10.238668][  T244]        do_syscall_64+0xc1/0x1d0
[   10.238896][  T244]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   10.239116][  T244] 
[   10.239116][  T244] -> #1 (dev_addr_sem){++++}-{4:4}:
[   10.239435][  T244]        __lock_acquire+0xb9a/0x1680
[   10.239639][  T244]        lock_acquire.part.0+0xeb/0x330
[   10.239873][  T244]        down_write+0x97/0x200
[   10.240024][  T244]        netif_set_mac_address_user+0x23/0x50
[   10.240205][  T244]        do_setlink.constprop.0+0x190d/0x2430
[   10.240396][  T244]        rtnl_setlink+0x2b5/0x5a0
[   10.240575][  T244]        rtnetlink_rcv_msg+0x712/0xc10
[   10.240723][  T244]        netlink_rcv_skb+0x130/0x360
[   10.240920][  T244]        netlink_unicast+0x44b/0x710
[   10.241095][  T244]        netlink_sendmsg+0x723/0xbe0
[   10.241244][  T244]        __sys_sendto+0x3c3/0x450
[   10.241394][  T244]        __x64_sys_sendto+0xe0/0x1c0
[   10.241539][  T244]        do_syscall_64+0xc1/0x1d0
[   10.241687][  T244]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   10.241932][  T244] 
[   10.241932][  T244] -> #0 (&dev->lock){+.+.}-{4:4}:
[   10.242196][  T244]        check_prev_add+0x182/0xce0
[   10.242350][  T244]        validate_chain+0x7bd/0xae0
[   10.242548][  T244]        __lock_acquire+0xb9a/0x1680
[   10.242695][  T244]        lock_acquire.part.0+0xeb/0x330
[   10.242851][  T244]        __mutex_lock+0x169/0xc40
[   10.243000][  T244]        dev_set_mtu+0x12a/0x1a0
[   10.243219][  T244]        team_port_add+0x76a/0x1c10
[   10.243370][  T244]        team_add_slave+0x41/0x80
[   10.243517][  T244]        do_set_master+0x302/0x610
[   10.243667][  T244]        do_setlink.constprop.0+0x87b/0x2430
[   10.243921][  T244]        rtnl_newlink+0x69c/0xa70
[   10.244151][  T244]        rtnetlink_rcv_msg+0x712/0xc10
[   10.244298][  T244]        netlink_rcv_skb+0x130/0x360
[   10.244446][  T244]        netlink_unicast+0x44b/0x710
[   10.244594][  T244]        netlink_sendmsg+0x723/0xbe0
[   10.244755][  T244]        ____sys_sendmsg+0x7ac/0xa10
[   10.244956][  T244]        ___sys_sendmsg+0xee/0x170
[   10.245107][  T244]        __sys_sendmsg+0x109/0x1a0
[   10.245253][  T244]        do_syscall_64+0xc1/0x1d0
[   10.245399][  T244]        entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   10.245583][  T244] 
[   10.245583][  T244] other info that might help us debug this:
[   10.245583][  T244] 
[   10.245928][  T244] Chain exists of:
[   10.245928][  T244]   &dev->lock --> dev_addr_sem --> team->team_lock_key
[   10.245928][  T244] 
[   10.246322][  T244]  Possible unsafe locking scenario:
[   10.246322][  T244] 
[   10.246543][  T244]        CPU0                    CPU1
[   10.246735][  T244]        ----                    ----
[   10.246917][  T244]   lock(team->team_lock_key);
[   10.247066][  T244]                                lock(dev_addr_sem);
[   10.247306][  T244]                                lock(team->team_lock_key);
[   10.247526][  T244]   lock(&dev->lock);
[   10.247686][  T244] 
[   10.247686][  T244]  *** DEADLOCK ***
[   10.247686][  T244] 
[   10.247992][  T244] 2 locks held by teamd/244:
[   10.248227][  T244]  #0: ffffffff98a0b088 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x653/0xa70
[   10.248581][  T244]  #1: ffff888005f4ad80 (team->team_lock_key){+.+.}-{4:4}, at: team_add_slave+0x33/0x80
[   10.248912][  T244] 
[   10.248912][  T244] stack backtrace:
[   10.249125][  T244] CPU: 0 UID: 0 PID: 244 Comm: teamd Not tainted 6.14.0-rc2-virtme #1
[   10.249131][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.249134][  T244] Call Trace:
[   10.249137][  T244]  <TASK>
[   10.249140][  T244]  dump_stack_lvl+0x82/0xd0
[   10.249148][  T244]  print_circular_bug+0x1b7/0x240
[   10.249154][  T244]  check_noncircular+0x2f9/0x3e0
[   10.249158][  T244]  ? __pfx_check_noncircular+0x10/0x10
[   10.249162][  T244]  ? find_held_lock+0x2c/0x110
[   10.249165][  T244]  ? __pfx_validate_chain+0x10/0x10
[   10.249170][  T244]  ? alloc_chain_hlocks+0x4e0/0x720
[   10.249175][  T244]  check_prev_add+0x182/0xce0
[   10.249180][  T244]  validate_chain+0x7bd/0xae0
[   10.249186][  T244]  ? __pfx_validate_chain+0x10/0x10
[   10.249189][  T244]  ? hlock_class+0x4e/0x130
[   10.249192][  T244]  ? mark_lock+0x38/0x3e0
[   10.249197][  T244]  __lock_acquire+0xb9a/0x1680
[   10.249203][  T244]  lock_acquire.part.0+0xeb/0x330
[   10.249205][  T244]  ? dev_set_mtu+0x12a/0x1a0
[   10.249210][  T244]  ? do_set_master+0x302/0x610
[   10.249213][  T244]  ? do_setlink.constprop.0+0x87b/0x2430
[   10.249216][  T244]  ? rtnl_newlink+0x69c/0xa70
[   10.249219][  T244]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   10.249222][  T244]  ? trace_lock_acquire+0x14c/0x1f0
[   10.249225][  T244]  ? lock_acquire+0x32/0xc0
[   10.249227][  T244]  ? dev_set_mtu+0x12a/0x1a0
[   10.249231][  T244]  __mutex_lock+0x169/0xc40
[   10.249234][  T244]  ? dev_set_mtu+0x12a/0x1a0
[   10.249237][  T244]  ? __create_object+0x5e/0xb0
[   10.249241][  T244]  ? __pfx___lock_release+0x10/0x10
[   10.249243][  T244]  ? dev_set_mtu+0x12a/0x1a0
[   10.249247][  T244]  ? __pfx___mutex_lock+0x10/0x10
[   10.249250][  T244]  ? mark_held_locks+0x9e/0xe0
[   10.249254][  T244]  ? lockdep_hardirqs_on_prepare+0x275/0x410
[   10.249258][  T244]  ? kasan_save_track+0x14/0x30
[   10.249263][  T244]  ? dev_set_mtu+0x12a/0x1a0
[   10.249266][  T244]  dev_set_mtu+0x12a/0x1a0
[   10.249270][  T244]  team_port_add+0x76a/0x1c10
[   10.249274][  T244]  ? __mutex_unlock_slowpath+0x145/0x3f0
[   10.249278][  T244]  ? __pfx_team_port_add+0x10/0x10
[   10.249281][  T244]  ? __pfx___mutex_unlock_slowpath+0x10/0x10
[   10.249287][  T244]  team_add_slave+0x41/0x80
[   10.249291][  T244]  do_set_master+0x302/0x610
[   10.249295][  T244]  do_setlink.constprop.0+0x87b/0x2430
[   10.249300][  T244]  ? __pfx_do_setlink.constprop.0+0x10/0x10
[   10.249304][  T244]  ? lock_acquire.part.0+0xeb/0x330
[   10.249306][  T244]  ? rtnl_newlink+0x653/0xa70
[   10.249310][  T244]  ? rtnl_newlink+0xb9/0xa70
[   10.249312][  T244]  ? rtnetlink_rcv_msg+0x712/0xc10
[   10.249316][  T244]  ? __mutex_trylock_common+0xfa/0x260
[   10.249321][  T244]  ? __pfx___mutex_trylock_common+0x10/0x10
[   10.249325][  T244]  ? lock_acquire+0x32/0xc0
[   10.249327][  T244]  ? trace_contention_end+0xef/0x150
[   10.249331][  T244]  ? __mutex_lock+0x190/0xc40
[   10.249334][  T244]  ? __pfx_do_raw_spin_lock+0x10/0x10
[   10.249337][  T244]  ? rtnl_newlink+0x653/0xa70
[   10.249340][  T244]  ? __pfx___mutex_lock+0x10/0x10
[   10.249342][  T244]  ? __pfx_validate_nla+0x10/0x10
[   10.249347][  T244]  ? trace_cap_capable+0x11e/0x1a0
[   10.249352][  T244]  ? __rtnl_newlink+0x3f2/0xa80
[   10.249356][  T244]  rtnl_newlink+0x69c/0xa70
[   10.249361][  T244]  ? __pfx_rtnl_newlink+0x10/0x10
[   10.249364][  T244]  ? find_held_lock+0x2c/0x110
[   10.249368][  T244]  ? __pfx___lock_release+0x10/0x10
[   10.249371][  T244]  ? __pfx_lock_acquire.part.0+0x10/0x10
[   10.249375][  T244]  ? rtnetlink_rcv_msg+0x6ef/0xc10
[   10.249379][  T244]  ? __pfx_rtnl_newlink+0x10/0x10
[   10.249382][  T244]  rtnetlink_rcv_msg+0x712/0xc10
[   10.249386][  T244]  ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[   10.249389][  T244]  ? hlock_class+0x4e/0x130
[   10.249392][  T244]  ? mark_lock+0x38/0x3e0
[   10.249397][  T244]  ? __lock_acquire+0xb9a/0x1680
[   10.249401][  T244]  netlink_rcv_skb+0x130/0x360
[   10.249405][  T244]  ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[   10.249409][  T244]  ? __pfx_netlink_rcv_skb+0x10/0x10
[   10.249416][  T244]  ? netlink_deliver_tap+0x13e/0x340
[   10.249420][  T244]  ? netlink_deliver_tap+0xc3/0x340
[   10.249424][  T244]  netlink_unicast+0x44b/0x710
[   10.249429][  T244]  ? __pfx_netlink_unicast+0x10/0x10
[   10.249432][  T244]  ? find_held_lock+0x2c/0x110
[   10.249436][  T244]  netlink_sendmsg+0x723/0xbe0
[   10.249441][  T244]  ? __pfx_netlink_sendmsg+0x10/0x10
[   10.249447][  T244]  ____sys_sendmsg+0x7ac/0xa10
[   10.249452][  T244]  ? __pfx_____sys_sendmsg+0x10/0x10
[   10.249455][  T244]  ? __pfx_copy_msghdr_from_user+0x10/0x10
[   10.249461][  T244]  ___sys_sendmsg+0xee/0x170
[   10.249465][  T244]  ? __pfx____sys_sendmsg+0x10/0x10
[   10.249468][  T244]  ? ___sys_recvmsg+0xe0/0x150
[   10.249471][  T244]  ? __pfx____sys_recvmsg+0x10/0x10
[   10.249475][  T244]  ? do_user_addr_fault+0x8fd/0xe30
[   10.249480][  T244]  ? do_user_addr_fault+0x8fd/0xe30
[   10.249484][  T244]  ? find_held_lock+0x2c/0x110
[   10.249488][  T244]  ? __lock_release+0x103/0x460
[   10.249492][  T244]  __sys_sendmsg+0x109/0x1a0
[   10.249494][  T244]  ? __pfx___sys_sendmsg+0x10/0x10
[   10.249499][  T244]  ? do_user_addr_fault+0x97c/0xe30
[   10.249504][  T244]  do_syscall_64+0xc1/0x1d0
[   10.249507][  T244]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[   10.249511][  T244] RIP: 0033:0x7f1cc1c569a7
[   10.249515][  T244] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
[   10.249518][  T244] RSP: 002b:00007ffd892ebe38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   10.249521][  T244] RAX: ffffffffffffffda RBX: 0000000003630730 RCX: 00007f1cc1c569a7
[   10.249524][  T244] RDX: 0000000000000000 RSI: 00007ffd892ebe70 RDI: 0000000000000005
[   10.249525][  T244] RBP: 0000000003630640 R08: 0000000000000008 R09: 0000000000000000
[   10.249527][  T244] R10: 0000000000008000 R11: 0000000000000246 R12: 000000000364b760
[   10.249529][  T244] R13: 00007ffd892ebe70 R14: 0000000000000000 R15: 00007ffd892ec000
[   10.249534][  T244]  </TASK>
[   10.273111][  T244] team0: Port device dummy1 added
[   10.289094][  T244] team0: Port device dummy2 added
[   10.426458][  T248] dummy1: entered promiscuous mode
[   10.426691][  T248] dummy2: entered promiscuous mode
[   10.797197][  T269] dummy1: left promiscuous mode
[   10.797393][  T269] dummy2: left promiscuous mode
[   10.974913][  T270] team0 (unregistering): Port device dummy1 removed
[   10.976654][  T270] team0 (unregistering): Port device dummy2 removed
[   11.040359][  T244] teamd (244) used greatest stack depth: 23848 bytes left