[ 52.859956][ T483] ip (483) used greatest stack depth: 23584 bytes left [ 89.777180][ T806] IPv6: Can't replace route, no match found [ 94.501263][ T876] IPv6: Can't replace route, no match found [ 175.984032][ T1726] Mirror/redirect action on [ 179.431100][ C2] [ 179.431211][ C2] ======================================================== [ 179.431427][ C2] WARNING: possible irq lock inversion dependency detected [ 179.431637][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 179.431779][ C2] -------------------------------------------------------- [ 179.431988][ C2] ip/1742 just changed the state of lock: [ 179.432130][ C2] ffff888007d33d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 179.432390][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 179.432595][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 179.432599][ C2] [ 179.432599][ C2] [ 179.432599][ C2] and interrupts could create inverse lock ordering between them. [ 179.432599][ C2] [ 179.433100][ C2] [ 179.433100][ C2] other info that might help us debug this: [ 179.433303][ C2] Possible interrupt unsafe locking scenario: [ 179.433303][ C2] [ 179.433523][ C2] CPU0 CPU1 [ 179.433664][ C2] ---- ---- [ 179.433803][ C2] lock(&p->alloc_lock); [ 179.433910][ C2] local_irq_disable(); [ 179.434091][ C2] lock(&ndev->lock); [ 179.434264][ C2] lock(&p->alloc_lock); [ 179.434442][ C2] [ 179.434547][ C2] lock(&ndev->lock); [ 179.434656][ C2] [ 179.434656][ C2] *** DEADLOCK *** [ 179.434656][ C2] [ 179.434858][ C2] 2 locks held by ip/1742: [ 179.435001][ C2] #0: ffffffff95537510 (remove_cache_srcu){.+.+}-{0:0}, at: kasan_quarantine_reduce+0x85/0x1e0 [ 179.435291][ C2] #1: ffffc90000230d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 179.435544][ C2] [ 179.435544][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 179.435789][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 179.435939][ C2] HARDIRQ-ON-W at: [ 179.436058][ C2] __lock_acquire+0x797/0x1570 [ 179.436245][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.436422][ C2] _raw_spin_lock+0x30/0x40 [ 179.436605][ C2] set_mems_allowed+0x1d/0x210 [ 179.436786][ C2] kernel_init_freeable+0x72/0x310 [ 179.436966][ C2] kernel_init+0x20/0x200 [ 179.437145][ C2] ret_from_fork+0x31/0x70 [ 179.437326][ C2] ret_from_fork_asm+0x1a/0x30 [ 179.437503][ C2] SOFTIRQ-ON-W at: [ 179.437614][ C2] __lock_acquire+0x797/0x1570 [ 179.437789][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.437964][ C2] _raw_spin_lock+0x30/0x40 [ 179.438143][ C2] set_mems_allowed+0x1d/0x210 [ 179.438319][ C2] kernel_init_freeable+0x72/0x310 [ 179.438494][ C2] kernel_init+0x20/0x200 [ 179.438674][ C2] ret_from_fork+0x31/0x70 [ 179.438850][ C2] ret_from_fork_asm+0x1a/0x30 [ 179.439023][ C2] INITIAL USE at: [ 179.439128][ C2] __lock_acquire+0x797/0x1570 [ 179.439307][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.439483][ C2] _raw_spin_lock+0x30/0x40 [ 179.439659][ C2] set_mems_allowed+0x1d/0x210 [ 179.439838][ C2] kernel_init_freeable+0x72/0x310 [ 179.440017][ C2] kernel_init+0x20/0x200 [ 179.440195][ C2] ret_from_fork+0x31/0x70 [ 179.440370][ C2] ret_from_fork_asm+0x1a/0x30 [ 179.440547][ C2] } [ 179.440622][ C2] ... key at: [] __key.388+0x0/0x40 [ 179.440847][ C2] ... acquired at: [ 179.440953][ C2] __lock_acquire+0xaf0/0x1570 [ 179.441101][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.441241][ C2] _raw_spin_lock+0x30/0x40 [ 179.441381][ C2] __get_task_comm+0x27/0x70 [ 179.441525][ C2] ref_tracker_alloc+0x2ee/0x490 [ 179.441667][ C2] netdev_get_by_index+0x5e/0x80 [ 179.441808][ C2] fib6_nh_init+0x3d8/0x1580 [ 179.441951][ C2] ip6_route_info_create+0xf18/0x17d0 [ 179.442093][ C2] addrconf_f6i_alloc+0x265/0x560 [ 179.442235][ C2] __ipv6_dev_ac_inc+0x25f/0xb10 [ 179.442377][ C2] addrconf_join_anycast+0x1c0/0x220 [ 179.442518][ C2] __ipv6_ifa_notify+0x6b3/0xaf0 [ 179.442659][ C2] addrconf_dad_completed+0x12b/0xe20 [ 179.442798][ C2] addrconf_dad_begin+0x310/0x670 [ 179.442939][ C2] addrconf_dad_work+0x10b/0xab0 [ 179.443080][ C2] process_one_work+0xe2c/0x1730 [ 179.443222][ C2] worker_thread+0x587/0xd30 [ 179.443364][ C2] kthread+0x28a/0x350 [ 179.443474][ C2] ret_from_fork+0x31/0x70 [ 179.443615][ C2] ret_from_fork_asm+0x1a/0x30 [ 179.443756][ C2] [ 179.443827][ C2] -> (&ndev->lock){++-.}-{2:2} { [ 179.443970][ C2] HARDIRQ-ON-W at: [ 179.444077][ C2] __lock_acquire+0x797/0x1570 [ 179.444254][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.444431][ C2] _raw_write_lock_bh+0x38/0x50 [ 179.444610][ C2] addrconf_permanent_addr+0x6e/0x670 [ 179.444787][ C2] addrconf_notify+0x749/0xd60 [ 179.444962][ C2] notifier_call_chain+0xcd/0x150 [ 179.445137][ C2] __dev_notify_flags+0xe6/0x250 [ 179.445322][ C2] dev_change_flags+0xec/0x160 [ 179.445501][ C2] do_setlink+0x7d6/0x21e0 [ 179.445677][ C2] __rtnl_newlink+0xaa7/0xd80 [ 179.445854][ C2] rtnl_newlink+0x63/0xa0 [ 179.446028][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 179.446204][ C2] netlink_rcv_skb+0x130/0x360 [ 179.446386][ C2] netlink_unicast+0x449/0x710 [ 179.446564][ C2] netlink_sendmsg+0x723/0xbe0 [ 179.446741][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 179.446917][ C2] ___sys_sendmsg+0xee/0x170 [ 179.447096][ C2] __sys_sendmsg+0xcd/0x170 [ 179.447273][ C2] do_syscall_64+0xc6/0x1e0 [ 179.447448][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 179.447663][ C2] HARDIRQ-ON-R at: [ 179.447769][ C2] __lock_acquire+0x797/0x1570 [ 179.447945][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.448120][ C2] _raw_read_lock_bh+0x44/0x80 [ 179.448298][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 179.448471][ C2] inet6_fill_link_af+0x5e/0xe0 [ 179.448649][ C2] rtnl_fill_ifinfo+0x1615/0x2a90 [ 179.448823][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 179.448999][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 179.449211][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 179.449385][ C2] register_netdevice+0x1177/0x1690 [ 179.449565][ C2] register_netdev+0x20/0x40 [ 179.449745][ C2] vti6_init_net+0x25d/0x380 [ 179.449924][ C2] ops_init+0x9b/0x560 [ 179.450069][ C2] register_pernet_operations+0x2db/0x710 [ 179.450279][ C2] register_pernet_device+0x2a/0x60 [ 179.450453][ C2] vti6_tunnel_init+0x18/0x110 [ 179.450630][ C2] do_one_initcall+0x8d/0x1e0 [ 179.450813][ C2] do_initcalls+0x1b2/0x3e0 [ 179.450993][ C2] kernel_init_freeable+0x232/0x310 [ 179.451169][ C2] kernel_init+0x20/0x200 [ 179.451347][ C2] ret_from_fork+0x31/0x70 [ 179.451524][ C2] ret_from_fork_asm+0x1a/0x30 [ 179.451700][ C2] IN-SOFTIRQ-W at: [ 179.451804][ C2] __lock_acquire+0x797/0x1570 [ 179.451984][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.452162][ C2] _raw_write_lock+0x30/0x40 [ 179.452338][ C2] addrconf_rs_timer+0xa9/0x730 [ 179.452514][ C2] call_timer_fn+0x13b/0x230 [ 179.452691][ C2] __run_timers+0x545/0x810 [ 179.452867][ C2] run_timer_softirq+0xe8/0x1b0 [ 179.453044][ C2] __do_softirq+0x1f8/0x5df [ 179.453321][ C2] irq_exit_rcu+0x97/0xc0 [ 179.453497][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 179.453706][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 179.454000][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 179.454210][ C2] qlist_free_all+0x4c/0x140 [ 179.454390][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 179.454654][ C2] __kasan_slab_alloc+0x49/0x70 [ 179.454830][ C2] kmem_cache_alloc+0xef/0x270 [ 179.455007][ C2] getname_flags+0x53/0x3d0 [ 179.455265][ C2] vfs_fstatat+0x7a/0xc0 [ 179.455439][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 179.455616][ C2] do_syscall_64+0xc6/0x1e0 [ 179.455792][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 179.456086][ C2] INITIAL USE at: [ 179.456192][ C2] __lock_acquire+0x797/0x1570 [ 179.456367][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.456627][ C2] _raw_write_lock_bh+0x38/0x50 [ 179.456801][ C2] addrconf_permanent_addr+0x6e/0x670 [ 179.456975][ C2] addrconf_notify+0x749/0xd60 [ 179.457153][ C2] notifier_call_chain+0xcd/0x150 [ 179.457415][ C2] __dev_notify_flags+0xe6/0x250 [ 179.457590][ C2] dev_change_flags+0xec/0x160 [ 179.457765][ C2] do_setlink+0x7d6/0x21e0 [ 179.458022][ C2] __rtnl_newlink+0xaa7/0xd80 [ 179.458199][ C2] rtnl_newlink+0x63/0xa0 [ 179.458375][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 179.458553][ C2] netlink_rcv_skb+0x130/0x360 [ 179.458811][ C2] netlink_unicast+0x449/0x710 [ 179.458988][ C2] netlink_sendmsg+0x723/0xbe0 [ 179.459163][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 179.459423][ C2] ___sys_sendmsg+0xee/0x170 [ 179.459599][ C2] __sys_sendmsg+0xcd/0x170 [ 179.459778][ C2] do_syscall_64+0xc6/0x1e0 [ 179.460042][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 179.460251][ C2] INITIAL READ USE at: [ 179.460357][ C2] __lock_acquire+0x797/0x1570 [ 179.460533][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.460717][ C2] _raw_read_lock_bh+0x44/0x80 [ 179.460914][ C2] inet6_fill_ifla6_attrs+0x516/0x740 [ 179.461128][ C2] inet6_fill_link_af+0x5e/0xe0 [ 179.461387][ C2] rtnl_fill_ifinfo+0x1615/0x2a90 [ 179.461563][ C2] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 179.461773][ C2] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 179.462065][ C2] rtmsg_ifinfo+0x5b/0xa0 [ 179.462246][ C2] register_netdevice+0x1177/0x1690 [ 179.462456][ C2] register_netdev+0x20/0x40 [ 179.462633][ C2] vti6_init_net+0x25d/0x380 [ 179.462809][ C2] ops_init+0x9b/0x560 [ 179.462990][ C2] register_pernet_operations+0x2db/0x710 [ 179.463198][ C2] register_pernet_device+0x2a/0x60 [ 179.463504][ C2] vti6_tunnel_init+0x18/0x110 [ 179.463681][ C2] do_one_initcall+0x8d/0x1e0 [ 179.463859][ C2] do_initcalls+0x1b2/0x3e0 [ 179.464117][ C2] kernel_init_freeable+0x232/0x310 [ 179.464329][ C2] kernel_init+0x20/0x200 [ 179.464503][ C2] ret_from_fork+0x31/0x70 [ 179.464682][ C2] ret_from_fork_asm+0x1a/0x30 [ 179.464858][ C2] } [ 179.464929][ C2] ... key at: [] __key.37+0x0/0x40 [ 179.465137][ C2] ... acquired at: [ 179.465322][ C2] mark_lock+0x28d/0x3e0 [ 179.465464][ C2] mark_usage+0xd9/0x2a0 [ 179.465606][ C2] __lock_acquire+0x797/0x1570 [ 179.465747][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.465973][ C2] _raw_write_lock+0x30/0x40 [ 179.466114][ C2] addrconf_rs_timer+0xa9/0x730 [ 179.466256][ C2] call_timer_fn+0x13b/0x230 [ 179.466397][ C2] __run_timers+0x545/0x810 [ 179.466537][ C2] run_timer_softirq+0xe8/0x1b0 [ 179.466760][ C2] __do_softirq+0x1f8/0x5df [ 179.466901][ C2] irq_exit_rcu+0x97/0xc0 [ 179.467041][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 179.467214][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 179.467471][ C2] _raw_spin_unlock_irqrestore+0x43/0x70 [ 179.467643][ C2] qlist_free_all+0x4c/0x140 [ 179.467782][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 179.468002][ C2] __kasan_slab_alloc+0x49/0x70 [ 179.468144][ C2] kmem_cache_alloc+0xef/0x270 [ 179.468285][ C2] getname_flags+0x53/0x3d0 [ 179.468427][ C2] vfs_fstatat+0x7a/0xc0 [ 179.468567][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 179.468795][ C2] do_syscall_64+0xc6/0x1e0 [ 179.468941][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 179.469114][ C2] [ 179.469183][ C2] [ 179.469183][ C2] stack backtrace: [ 179.469432][ C2] CPU: 2 PID: 1742 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 179.469641][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 179.470034][ C2] Call Trace: [ 179.470148][ C2] [ 179.470220][ C2] dump_stack_lvl+0x82/0xd0 [ 179.470363][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 179.470535][ C2] ? kernel_text_address+0xce/0xe0 [ 179.470679][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 179.470857][ C2] ? __pfx_usage_skip+0x10/0x10 [ 179.470995][ C2] ? __pfx_usage_match+0x10/0x10 [ 179.471132][ C2] ? arch_stack_walk+0xa2/0xf0 [ 179.471358][ C2] mark_lock_irq+0x4cd/0xa10 [ 179.471498][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 179.471638][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 179.471780][ C2] ? save_trace+0x8f/0x5b0 [ 179.472097][ C2] mark_lock+0x28d/0x3e0 [ 179.472204][ C2] ? __pfx_stack_trace_save+0x10/0x10 [ 179.472343][ C2] mark_usage+0xd9/0x2a0 [ 179.472449][ C2] __lock_acquire+0x797/0x1570 [ 179.472591][ C2] ? __pfx_validate_chain+0x10/0x10 [ 179.472730][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 179.472867][ C2] lock_acquire.part.0+0xeb/0x330 [ 179.473006][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 179.473144][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 179.473283][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 179.473421][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 179.473558][ C2] ? lock_acquire+0x32/0xc0 [ 179.473700][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 179.473838][ C2] _raw_write_lock+0x30/0x40 [ 179.474060][ C2] ? addrconf_rs_timer+0xa9/0x730 [ 179.474196][ C2] addrconf_rs_timer+0xa9/0x730 [ 179.474334][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 179.474473][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 179.474693][ C2] ? call_timer_fn+0xe8/0x230 [ 179.474830][ C2] ? lock_acquire+0x32/0xc0 [ 179.474970][ C2] ? call_timer_fn+0xe8/0x230 [ 179.475113][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 179.475331][ C2] call_timer_fn+0x13b/0x230 [ 179.475472][ C2] ? call_timer_fn+0xe8/0x230 [ 179.475611][ C2] ? call_timer_fn+0xe8/0x230 [ 179.475751][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 179.475971][ C2] ? hlock_class+0x4e/0x130 [ 179.476108][ C2] ? mark_held_locks+0x9e/0xe0 [ 179.476248][ C2] __run_timers+0x545/0x810 [ 179.476387][ C2] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 179.476529][ C2] ? __pfx___run_timers+0x10/0x10 [ 179.476749][ C2] ? do_raw_spin_lock+0x131/0x270 [ 179.476887][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 179.477025][ C2] ? lock_acquire+0x32/0xc0 [ 179.477164][ C2] ? run_timer_softirq+0xe0/0x1b0 [ 179.477385][ C2] run_timer_softirq+0xe8/0x1b0 [ 179.477523][ C2] __do_softirq+0x1f8/0x5df [ 179.477663][ C2] irq_exit_rcu+0x97/0xc0 [ 179.477770][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 179.477990][ C2] [ 179.478062][ C2] [ 179.478133][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 179.478304][ C2] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 179.478484][ C2] Code: 10 e8 81 21 79 fd 48 89 ef e8 b9 91 79 fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d f5 7b ed 6b <74> 0e 5b 5d c3 cc cc cc cc e8 0f f0 9c fd eb dc 0f 1f 44 00 00 5b [ 179.479072][ C2] RSP: 0018:ffffc900005cfc98 EFLAGS: 00000286 [ 179.479253][ C2] RAX: 0000000000000006 RBX: 0000000000000200 RCX: 1ffffffff2e85355 [ 179.479550][ C2] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff94164de1 [ 179.479759][ C2] RBP: ffff88800104f440 R08: 0000000000000001 R09: fffffbfff2e832a9 [ 179.480055][ C2] R10: ffffffff9741954f R11: 0000000000000008 R12: ffff8880032f0f08 [ 179.480267][ C2] R13: 0000000000000000 R14: ffffc900005cfce8 R15: ffff888002ecc3c8 [ 179.480480][ C2] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 179.480655][ C2] qlist_free_all+0x4c/0x140 [ 179.480804][ C2] kasan_quarantine_reduce+0x192/0x1e0 [ 179.480946][ C2] __kasan_slab_alloc+0x49/0x70 [ 179.481085][ C2] kmem_cache_alloc+0xef/0x270 [ 179.481224][ C2] getname_flags+0x53/0x3d0 [ 179.481369][ C2] vfs_fstatat+0x7a/0xc0 [ 179.481474][ C2] __do_sys_newfstatat+0x6b/0xc0 [ 179.481614][ C2] ? __pfx___do_sys_newfstatat+0x10/0x10 [ 179.481754][ C2] ? __x64_sys_openat+0x123/0x1e0 [ 179.481975][ C2] ? __pfx___x64_sys_openat+0x10/0x10 [ 179.482114][ C2] ? __pfx_do_faccessat+0x10/0x10 [ 179.482254][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 179.482425][ C2] do_syscall_64+0xc6/0x1e0 [ 179.482726][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 179.482897][ C2] RIP: 0033:0x7ffb65d59eae [ 179.483038][ C2] Code: 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 07 00 00 00 0f 1f 80 00 00 00 00 f3 0f 1e fa 41 89 ca b8 06 01 00 00 0f 05 <3d> 00 f0 ff ff 77 0b 31 c0 c3 0f 1f 84 00 00 00 00 00 f7 d8 89 05 [ 179.483621][ C2] RSP: 002b:00007ffda2affe18 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 [ 179.483831][ C2] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007ffb65d59eae [ 179.484135][ C2] RDX: 00007ffda2affef0 RSI: 00007ffda2affe20 RDI: 00000000ffffff9c [ 179.484342][ C2] RBP: 00007ffda2afffb0 R08: 00000000ffffffff R09: 00007ffda2affe20 [ 179.484549][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffda2affe27 [ 179.484755][ C2] R13: 00007ffda2affe20 R14: 00007ffb65d69220 R15: 00007ffb65d2b000 [ 179.484968][ C2] [ 286.724790][ T2306] veth2: entered promiscuous mode [ 286.781947][ T2306] veth2: left promiscuous mode