[ 30.375982][ T281] 8021q: 802.1Q VLAN Support v1.8 [ 36.751523][ T344] ip (344) used greatest stack depth: 23904 bytes left [ 37.536275][ T349] br10: port 1(veth1.10) entered blocking state [ 37.536921][ T349] br10: port 1(veth1.10) entered disabled state [ 37.537496][ T349] veth1.10: entered allmulticast mode [ 37.537809][ T349] veth1: entered allmulticast mode [ 37.541467][ T349] veth1.10: entered promiscuous mode [ 37.541797][ T349] veth1: entered promiscuous mode [ 37.685948][ T351] br10: port 2(veth2.10) entered blocking state [ 37.686279][ T351] br10: port 2(veth2.10) entered disabled state [ 37.686606][ T351] veth2.10: entered allmulticast mode [ 37.686785][ T351] veth2: entered allmulticast mode [ 37.689244][ T351] veth2.10: entered promiscuous mode [ 37.689487][ T351] veth2: entered promiscuous mode [ 37.838929][ T352] br10: port 2(veth2.10) entered blocking state [ 37.839322][ T352] br10: port 2(veth2.10) entered forwarding state [ 37.840288][ T352] br10: port 1(veth1.10) entered blocking state [ 37.840557][ T352] br10: port 1(veth1.10) entered forwarding state [ 39.100549][ T363] br11: port 1(veth1.11) entered blocking state [ 39.100942][ T363] br11: port 1(veth1.11) entered disabled state [ 39.101340][ T363] veth1.11: entered allmulticast mode [ 39.104419][ T363] veth1.11: entered promiscuous mode [ 39.223892][ T365] br11: port 2(veth2.11) entered blocking state [ 39.224233][ T365] br11: port 2(veth2.11) entered disabled state [ 39.224553][ T365] veth2.11: entered allmulticast mode [ 39.227686][ T365] veth2.11: entered promiscuous mode [ 39.368496][ T366] br11: port 2(veth2.11) entered blocking state [ 39.368804][ T366] br11: port 2(veth2.11) entered forwarding state [ 39.369281][ T366] br11: port 1(veth1.11) entered blocking state [ 39.369536][ T366] br11: port 1(veth1.11) entered forwarding state [ 40.676041][ T377] br12: port 1(veth1.12) entered blocking state [ 40.676348][ T377] br12: port 1(veth1.12) entered disabled state [ 40.676609][ T377] veth1.12: entered allmulticast mode [ 40.678588][ T377] veth1.12: entered promiscuous mode [ 40.820730][ T379] br12: port 2(veth2.12) entered blocking state [ 40.821192][ T379] br12: port 2(veth2.12) entered disabled state [ 40.821585][ T379] veth2.12: entered allmulticast mode [ 40.824606][ T379] veth2.12: entered promiscuous mode [ 40.995033][ T380] br12: port 2(veth2.12) entered blocking state [ 40.995527][ T380] br12: port 2(veth2.12) entered forwarding state [ 40.996209][ T380] br12: port 1(veth1.12) entered blocking state [ 40.996592][ T380] br12: port 1(veth1.12) entered forwarding state [ 53.049675][ C2] [ 53.049833][ C2] ======================================================== [ 53.050081][ C2] WARNING: possible irq lock inversion dependency detected [ 53.050313][ C2] 6.9.0-rc1-virtme #1 Not tainted [ 53.050465][ C2] -------------------------------------------------------- [ 53.050678][ C2] mausezahn/431 just changed the state of lock: [ 53.050863][ C2] ffff88800614ac38 (&br->lock){+.-.}-{2:2}, at: br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.051247][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 53.051467][ C2] (&p->alloc_lock){+.+.}-{2:2} [ 53.051472][ C2] [ 53.051472][ C2] [ 53.051472][ C2] and interrupts could create inverse lock ordering between them. [ 53.051472][ C2] [ 53.052018][ C2] [ 53.052018][ C2] other info that might help us debug this: [ 53.052238][ C2] Chain exists of: [ 53.052238][ C2] &br->lock --> lweventlist_lock --> &p->alloc_lock [ 53.052238][ C2] [ 53.052567][ C2] Possible interrupt unsafe locking scenario: [ 53.052567][ C2] [ 53.052791][ C2] CPU0 CPU1 [ 53.052935][ C2] ---- ---- [ 53.053082][ C2] lock(&p->alloc_lock); [ 53.053195][ C2] local_irq_disable(); [ 53.053471][ C2] lock(&br->lock); [ 53.053652][ C2] lock(lweventlist_lock); [ 53.053835][ C2] [ 53.054036][ C2] lock(&br->lock); [ 53.054148][ C2] [ 53.054148][ C2] *** DEADLOCK *** [ 53.054148][ C2] [ 53.054362][ C2] 1 lock held by mausezahn/431: [ 53.054512][ C2] #0: ffffc90000230b68 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 53.054926][ C2] [ 53.054926][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 53.055184][ C2] -> (&p->alloc_lock){+.+.}-{2:2} { [ 53.055351][ C2] HARDIRQ-ON-W at: [ 53.055557][ C2] __lock_acquire+0x797/0x1570 [ 53.055777][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.055983][ C2] _raw_spin_lock+0x30/0x40 [ 53.056177][ C2] set_mems_allowed+0x1d/0x210 [ 53.056454][ C2] kernel_init_freeable+0x72/0x310 [ 53.056664][ C2] kernel_init+0x20/0x200 [ 53.056851][ C2] ret_from_fork+0x31/0x70 [ 53.057041][ C2] ret_from_fork_asm+0x1a/0x30 [ 53.057223][ C2] SOFTIRQ-ON-W at: [ 53.057333][ C2] __lock_acquire+0x797/0x1570 [ 53.057521][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.057803][ C2] _raw_spin_lock+0x30/0x40 [ 53.057995][ C2] set_mems_allowed+0x1d/0x210 [ 53.058187][ C2] kernel_init_freeable+0x72/0x310 [ 53.058463][ C2] kernel_init+0x20/0x200 [ 53.058658][ C2] ret_from_fork+0x31/0x70 [ 53.058845][ C2] ret_from_fork_asm+0x1a/0x30 [ 53.059034][ C2] INITIAL USE at: [ 53.059328][ C2] __lock_acquire+0x797/0x1570 [ 53.059515][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.059706][ C2] _raw_spin_lock+0x30/0x40 [ 53.059894][ C2] set_mems_allowed+0x1d/0x210 [ 53.060113][ C2] kernel_init_freeable+0x72/0x310 [ 53.060309][ C2] kernel_init+0x20/0x200 [ 53.060492][ C2] ret_from_fork+0x31/0x70 [ 53.060764][ C2] ret_from_fork_asm+0x1a/0x30 [ 53.060946][ C2] } [ 53.061021][ C2] ... key at: [] __key.387+0x0/0x40 [ 53.061253][ C2] ... acquired at: [ 53.061451][ C2] __lock_acquire+0xaf0/0x1570 [ 53.061598][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.061746][ C2] _raw_spin_lock+0x30/0x40 [ 53.061895][ C2] __get_task_comm+0x27/0x70 [ 53.062128][ C2] ref_tracker_alloc+0x2ee/0x490 [ 53.062275][ C2] linkwatch_fire_event+0x196/0x200 [ 53.062423][ C2] veth_newlink+0x367/0x830 [veth] [ 53.062586][ C2] rtnl_newlink_create+0x341/0x850 [ 53.062869][ C2] __rtnl_newlink+0xac9/0xd80 [ 53.063148][ C2] rtnl_newlink+0x63/0xa0 [ 53.063380][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 53.063530][ C2] netlink_rcv_skb+0x130/0x360 [ 53.063691][ C2] netlink_unicast+0x449/0x710 [ 53.063935][ C2] netlink_sendmsg+0x723/0xbe0 [ 53.064084][ C2] ____sys_sendmsg+0x7b2/0xa10 [ 53.064245][ C2] ___sys_sendmsg+0xee/0x170 [ 53.064405][ C2] __sys_sendmsg+0xcd/0x170 [ 53.064642][ C2] do_syscall_64+0xc6/0x1e0 [ 53.064788][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.064973][ C2] [ 53.065048][ C2] -> (lweventlist_lock){....}-{2:2} { [ 53.065293][ C2] INITIAL USE at: [ 53.065407][ C2] __lock_acquire+0x797/0x1570 [ 53.065590][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.065788][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 53.065973][ C2] linkwatch_sync_dev+0x29/0x1f0 [ 53.066162][ C2] rtnl_getlink+0x4c9/0x970 [ 53.066345][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 53.066556][ C2] netlink_rcv_skb+0x130/0x360 [ 53.066825][ C2] netlink_unicast+0x449/0x710 [ 53.067019][ C2] netlink_sendmsg+0x723/0xbe0 [ 53.067199][ C2] __sys_sendto+0x37d/0x410 [ 53.067478][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.067658][ C2] do_syscall_64+0xc6/0x1e0 [ 53.067845][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.068164][ C2] } [ 53.068245][ C2] ... key at: [] lweventlist_lock+0x18/0x60 [ 53.068478][ C2] ... acquired at: [ 53.068589][ C2] __lock_acquire+0xaf0/0x1570 [ 53.068733][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.068978][ C2] _raw_spin_lock_irqsave+0x3f/0x60 [ 53.069126][ C2] linkwatch_fire_event+0x74/0x200 [ 53.069287][ C2] br_stp_change_bridge_id+0x25f/0x360 [bridge] [ 53.069521][ C2] br_set_mac_address+0x1f3/0x260 [bridge] [ 53.069834][ C2] dev_set_mac_address+0x28a/0x410 [ 53.069986][ C2] dev_set_mac_address_user+0x31/0x50 [ 53.070367][ C2] do_setlink+0x17b4/0x21e0 [ 53.070529][ C2] rtnl_setlink+0x1f7/0x310 [ 53.070771][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 53.070929][ C2] netlink_rcv_skb+0x130/0x360 [ 53.071077][ C2] netlink_unicast+0x449/0x710 [ 53.071227][ C2] netlink_sendmsg+0x723/0xbe0 [ 53.071552][ C2] __sys_sendto+0x37d/0x410 [ 53.071696][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.071851][ C2] do_syscall_64+0xc6/0x1e0 [ 53.071999][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.072276][ C2] [ 53.072360][ C2] -> (&br->lock){+.-.}-{2:2} { [ 53.072509][ C2] HARDIRQ-ON-W at: [ 53.072629][ C2] __lock_acquire+0x797/0x1570 [ 53.072825][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.073010][ C2] _raw_spin_lock_bh+0x38/0x50 [ 53.073192][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 53.073453][ C2] dev_set_mac_address+0x28a/0x410 [ 53.073731][ C2] dev_set_mac_address_user+0x31/0x50 [ 53.073919][ C2] do_setlink+0x17b4/0x21e0 [ 53.074112][ C2] rtnl_setlink+0x1f7/0x310 [ 53.074390][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 53.074569][ C2] netlink_rcv_skb+0x130/0x360 [ 53.074751][ C2] netlink_unicast+0x449/0x710 [ 53.074939][ C2] netlink_sendmsg+0x723/0xbe0 [ 53.075210][ C2] __sys_sendto+0x37d/0x410 [ 53.075393][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.075581][ C2] do_syscall_64+0xc6/0x1e0 [ 53.075849][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.076072][ C2] IN-SOFTIRQ-W at: [ 53.076180][ C2] __lock_acquire+0x797/0x1570 [ 53.076360][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.076630][ C2] _raw_spin_lock+0x30/0x40 [ 53.076811][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.077070][ C2] call_timer_fn+0x13b/0x230 [ 53.077344][ C2] __run_timers+0x545/0x810 [ 53.077522][ C2] timer_expire_remote+0x9b/0xe0 [ 53.077701][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 53.077884][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 53.078071][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 53.078253][ C2] __do_softirq+0x1f8/0x5df [ 53.078433][ C2] irq_exit_rcu+0x97/0xc0 [ 53.078704][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 53.078919][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.079139][ C2] lock_is_held_type+0x0/0x120 [ 53.079425][ C2] __might_resched+0x418/0x530 [ 53.079610][ C2] __might_fault+0x68/0x170 [ 53.079800][ C2] _copy_from_iter+0xea/0x1040 [ 53.079984][ C2] skb_copy_datagram_from_iter+0xe6/0x700 [ 53.080249][ C2] packet_snd+0x85d/0x1840 [ 53.080432][ C2] __sys_sendto+0x37d/0x410 [ 53.080705][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.080896][ C2] do_syscall_64+0xc6/0x1e0 [ 53.081081][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.081404][ C2] INITIAL USE at: [ 53.081518][ C2] __lock_acquire+0x797/0x1570 [ 53.081699][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.081885][ C2] _raw_spin_lock_bh+0x38/0x50 [ 53.082156][ C2] br_set_mac_address+0xd2/0x260 [bridge] [ 53.082415][ C2] dev_set_mac_address+0x28a/0x410 [ 53.082599][ C2] dev_set_mac_address_user+0x31/0x50 [ 53.082962][ C2] do_setlink+0x17b4/0x21e0 [ 53.083150][ C2] rtnl_setlink+0x1f7/0x310 [ 53.083338][ C2] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 53.083530][ C2] netlink_rcv_skb+0x130/0x360 [ 53.083814][ C2] netlink_unicast+0x449/0x710 [ 53.083993][ C2] netlink_sendmsg+0x723/0xbe0 [ 53.084182][ C2] __sys_sendto+0x37d/0x410 [ 53.084461][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.084646][ C2] do_syscall_64+0xc6/0x1e0 [ 53.084828][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.085143][ C2] } [ 53.085218][ C2] ... key at: [] __key.6+0x0/0xfffffffffffe5ac0 [bridge] [ 53.085511][ C2] ... acquired at: [ 53.085622][ C2] mark_lock+0x28d/0x3e0 [ 53.085766][ C2] mark_usage+0xd9/0x2a0 [ 53.085999][ C2] __lock_acquire+0x797/0x1570 [ 53.086148][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.086308][ C2] _raw_spin_lock+0x30/0x40 [ 53.086453][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.086770][ C2] call_timer_fn+0x13b/0x230 [ 53.086918][ C2] __run_timers+0x545/0x810 [ 53.087062][ C2] timer_expire_remote+0x9b/0xe0 [ 53.087206][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 53.087439][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 53.087586][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 53.087731][ C2] __do_softirq+0x1f8/0x5df [ 53.087883][ C2] irq_exit_rcu+0x97/0xc0 [ 53.088131][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 53.088314][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.088520][ C2] lock_is_held_type+0x0/0x120 [ 53.088664][ C2] __might_resched+0x418/0x530 [ 53.088899][ C2] __might_fault+0x68/0x170 [ 53.089042][ C2] _copy_from_iter+0xea/0x1040 [ 53.089186][ C2] skb_copy_datagram_from_iter+0xe6/0x700 [ 53.089364][ C2] packet_snd+0x85d/0x1840 [ 53.089605][ C2] __sys_sendto+0x37d/0x410 [ 53.089779][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.089936][ C2] do_syscall_64+0xc6/0x1e0 [ 53.090108][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.090387][ C2] [ 53.090460][ C2] [ 53.090460][ C2] stack backtrace: [ 53.090653][ C2] CPU: 2 PID: 431 Comm: mausezahn Not tainted 6.9.0-rc1-virtme #1 [ 53.090867][ C2] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 53.091312][ C2] Call Trace: [ 53.091430][ C2] [ 53.091516][ C2] dump_stack_lvl+0x82/0xd0 [ 53.091675][ C2] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 53.091953][ C2] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 53.092147][ C2] ? __pfx_usage_skip+0x10/0x10 [ 53.092302][ C2] ? __pfx_usage_match+0x10/0x10 [ 53.092545][ C2] ? arch_stack_walk+0xa2/0xf0 [ 53.092708][ C2] mark_lock_irq+0x4cd/0xa10 [ 53.092863][ C2] ? __pfx_mark_lock_irq+0x10/0x10 [ 53.093017][ C2] ? stack_trace_save+0x94/0xd0 [ 53.093177][ C2] ? add_chain_cache+0x248/0x8b0 [ 53.093419][ C2] ? save_trace+0x8f/0x5b0 [ 53.093575][ C2] mark_lock+0x28d/0x3e0 [ 53.093692][ C2] mark_usage+0xd9/0x2a0 [ 53.093809][ C2] __lock_acquire+0x797/0x1570 [ 53.094053][ C2] ? __lock_acquire+0xaf0/0x1570 [ 53.094213][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 53.094486][ C2] lock_acquire.part.0+0xeb/0x330 [ 53.094642][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.095055][ C2] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 53.095198][ C2] ? trace_lock_acquire+0x135/0x1c0 [ 53.095344][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.095563][ C2] ? lock_acquire+0x32/0xc0 [ 53.095792][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.096005][ C2] _raw_spin_lock+0x30/0x40 [ 53.096150][ C2] ? br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.096380][ C2] br_forward_delay_timer_expired+0x48/0x440 [bridge] [ 53.096684][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 53.096936][ C2] call_timer_fn+0x13b/0x230 [ 53.097083][ C2] ? call_timer_fn+0xe8/0x230 [ 53.097340][ C2] ? call_timer_fn+0xe8/0x230 [ 53.097486][ C2] ? __pfx_call_timer_fn+0x10/0x10 [ 53.097631][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.097781][ C2] __run_timers+0x545/0x810 [ 53.098029][ C2] ? __pfx_br_forward_delay_timer_expired+0x10/0x10 [bridge] [ 53.098324][ C2] ? __pfx___run_timers+0x10/0x10 [ 53.098478][ C2] ? __lock_release+0x103/0x460 [ 53.098641][ C2] ? do_raw_spin_lock+0x131/0x270 [ 53.098886][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.099044][ C2] ? lock_acquire+0x32/0xc0 [ 53.099201][ C2] ? timer_expire_remote+0x93/0xe0 [ 53.099356][ C2] timer_expire_remote+0x9b/0xe0 [ 53.099609][ C2] tmigr_handle_remote_cpu+0x270/0x430 [ 53.099772][ C2] ? __pfx_tmigr_handle_remote_cpu+0x10/0x10 [ 53.099965][ C2] ? timerqueue_del+0x68/0x120 [ 53.100144][ C2] tmigr_handle_remote_up+0x19f/0x2e0 [ 53.100391][ C2] tmigr_handle_remote+0x21d/0x3a0 [ 53.100547][ C2] ? do_raw_spin_lock+0x131/0x270 [ 53.100701][ C2] ? __pfx_tmigr_handle_remote+0x10/0x10 [ 53.100853][ C2] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 53.101009][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 53.101306][ C2] __do_softirq+0x1f8/0x5df [ 53.101467][ C2] irq_exit_rcu+0x97/0xc0 [ 53.101583][ C2] sysvec_apic_timer_interrupt+0x75/0x80 [ 53.101738][ C2] [ 53.101909][ C2] [ 53.101988][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 53.102179][ C2] RIP: 0010:lock_is_held_type+0x0/0x120 [ 53.102339][ C2] Code: c7 c0 9e 0b a5 e8 d0 68 88 fd 90 0f 0b 90 90 eb e2 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 41 57 41 56 41 55 41 bd ff ff ff ff 41 54 55 53 48 83 [ 53.103002][ C2] RSP: 0018:ffffc9000054f9b8 EFLAGS: 00000202 [ 53.103201][ C2] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000001 [ 53.103536][ C2] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffffa5f52220 [ 53.103774][ C2] RBP: ffffffffa522e860 R08: 1ffff920000a9f4e R09: 0000000000000000 [ 53.104006][ C2] R10: ffff88800591d770 R11: ffff88800591d700 R12: 0000000000000103 [ 53.104353][ C2] R13: 0000000000000001 R14: ffff888006c49940 R15: 0000000000000000 [ 53.104589][ C2] __might_resched+0x418/0x530 [ 53.104750][ C2] __might_fault+0x68/0x170 [ 53.104904][ C2] _copy_from_iter+0xea/0x1040 [ 53.105061][ C2] ? skb_set_owner_w+0x220/0x360 [ 53.105218][ C2] ? __pfx__copy_from_iter+0x10/0x10 [ 53.105374][ C2] ? find_held_lock+0x2c/0x110 [ 53.105535][ C2] ? __pfx_sock_alloc_send_pskb+0x10/0x10 [ 53.105781][ C2] skb_copy_datagram_from_iter+0xe6/0x700 [ 53.105936][ C2] ? dev_get_by_index+0x177/0x270 [ 53.106093][ C2] packet_snd+0x85d/0x1840 [ 53.106252][ C2] ? __pfx___lock_release+0x10/0x10 [ 53.106498][ C2] ? __pfx_packet_snd+0x10/0x10 [ 53.106659][ C2] ? __might_fault+0xc3/0x170 [ 53.106825][ C2] ? trace_raw_output_mmap_lock_acquire_returned+0x60/0x1e0 [ 53.107068][ C2] ? __might_fault+0x11b/0x170 [ 53.107438][ C2] __sys_sendto+0x37d/0x410 [ 53.107606][ C2] ? __pfx___sys_sendto+0x10/0x10 [ 53.107749][ C2] ? lock_acquire+0x32/0xc0 [ 53.107901][ C2] ? sock_ioctl+0x3bc/0x590 [ 53.108049][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 53.108264][ C2] __x64_sys_sendto+0xe0/0x1c0 [ 53.108418][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 53.108616][ C2] do_syscall_64+0xc6/0x1e0 [ 53.108858][ C2] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 53.109050][ C2] RIP: 0033:0x7f159f27485a [ 53.109214][ C2] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 53.109860][ C2] RSP: 002b:00007fff225f70d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 53.110118][ C2] RAX: ffffffffffffffda RBX: 00000000286be9d0 RCX: 00007f159f27485a [ 53.110428][ C2] RDX: 0000000000001f6a RSI: 00000000286c28e2 RDI: 0000000000000005 [ 53.110640][ C2] RBP: 00000000286c28e2 R08: 00007fff225f70e0 R09: 0000000000000014 [ 53.110852][ C2] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 53.111067][ C2] R13: 0000000000001f6a R14: 00007fff225f70e0 R15: 0000000000000000 [ 53.111285][ C2] [ 451.268432][ T1392] veth2.10: left allmulticast mode [ 451.268638][ T1392] veth2.10: left promiscuous mode [ 451.269071][ T1392] br10: port 2(veth2.10) entered disabled state [ 451.270117][ T1392] veth1.10: left allmulticast mode [ 451.271314][ T1392] veth1.10: left promiscuous mode [ 451.271737][ T1392] br10: port 1(veth1.10) entered disabled state [ 451.690654][ T1398] veth2.11: left allmulticast mode [ 451.690866][ T1398] veth2.11: left promiscuous mode [ 451.691333][ T1398] br11: port 2(veth2.11) entered disabled state [ 451.692519][ T1398] veth1.11: left allmulticast mode [ 451.692689][ T1398] veth1.11: left promiscuous mode [ 451.693121][ T1398] br11: port 1(veth1.11) entered disabled state [ 452.084690][ T1401] veth2.12: left allmulticast mode [ 452.084877][ T1401] veth2: left allmulticast mode [ 452.085032][ T1401] veth2.12: left promiscuous mode [ 452.085196][ T1401] veth2: left promiscuous mode [ 452.085620][ T1401] br12: port 2(veth2.12) entered disabled state [ 452.086696][ T1401] veth1.12: left allmulticast mode [ 452.086856][ T1401] veth1: left allmulticast mode [ 452.087009][ T1401] veth1.12: left promiscuous mode [ 452.087166][ T1401] veth1: left promiscuous mode [ 452.087595][ T1401] br12: port 1(veth1.12) entered disabled state