[ 13.722980][ T264] br1: port 1(vx10) entered blocking state [ 13.723165][ T264] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.723168][ T264] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 264, name: ip [ 13.723170][ T264] preempt_count: 1, expected: 0 [ 13.723171][ T264] RCU nest depth: 0, expected: 0 [ 13.723173][ T264] locks held by ip/264: 5, last CPU#3: [ 13.723176][ T264] #0: ffffffff892d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.723191][ T264] #1: ffffffff88b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.723199][ T264] #2: ffffffff88b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.723205][ T264] #3: ffffffff88a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.723211][ T264] #4: ffffffff88a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.723217][ T264] irq event stamp: 23416 [ 13.723218][ T264] hardirqs last enabled at (23415): [] __down_trylock_console_sem+0x86/0xa0 [ 13.723222][ T264] hardirqs last disabled at (23416): [] console_emit_next_record+0x3d4/0x4c0 [ 13.723225][ T264] softirqs last enabled at (23340): [] handle_softirqs+0x67c/0x900 [ 13.723229][ T264] softirqs last disabled at (22799): [] __irq_exit_rcu+0x145/0x1c0 [ 13.723232][ T264] Preemption disabled at: [ 13.723233][ T264] [] vprintk_emit+0x31b/0x3e0 [ 13.723240][ T264] CPU: 3 UID: 0 PID: 264 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.723245][ T264] Tainted: [W]=WARN [ 13.723246][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.723248][ T264] Call Trace: [ 13.723251][ T264] [ 13.723253][ T264] dump_stack_lvl+0x6f/0xa0 [ 13.723260][ T264] ? vprintk_emit+0x31b/0x3e0 [ 13.723263][ T264] __might_resched.cold+0x1fe/0x2c1 [ 13.723269][ T264] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.723275][ T264] ? __kmalloc_noprof+0xdb/0x760 [ 13.723282][ T264] __kmalloc_noprof+0x443/0x760 [ 13.723286][ T264] ? alloc_buf.isra.0+0x4b/0x260 [ 13.723294][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 13.723298][ T264] alloc_buf.isra.0+0x4b/0x260 [ 13.723303][ T264] put_chars+0x1e1/0x2f0 [ 13.723308][ T264] ? __send_to_port+0x420/0x420 [ 13.723316][ T264] ? validate_chain+0x34a/0xc20 [ 13.723322][ T264] hvc_console_print+0x292/0x780 [ 13.723325][ T264] ? mark_usage+0x61/0x170 [ 13.723328][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723330][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723337][ T264] ? hvc_write+0x3a0/0x3a0 [ 13.723340][ T264] ? console_emit_next_record+0x1df/0x4c0 [ 13.723346][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723351][ T264] ? lock_acquire+0x13c/0x160 [ 13.723358][ T264] console_emit_next_record+0x22f/0x4c0 [ 13.723364][ T264] ? devkmsg_read+0x4b0/0x4b0 [ 13.723366][ T264] ? console_flush_one_record+0x106/0x710 [ 13.723371][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723375][ T264] ? lock_acquire+0x13c/0x160 [ 13.723382][ T264] console_flush_one_record+0x46f/0x710 [ 13.723389][ T264] ? console_emit_next_record+0x4c0/0x4c0 [ 13.723392][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723401][ T264] console_unlock+0xee/0x1f0 [ 13.723405][ T264] ? console_flush_one_record+0x710/0x710 [ 13.723408][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723411][ T264] ? lock_acquire+0x60/0x160 [ 13.723420][ T264] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.723423][ T264] ? vprintk_emit+0x320/0x3e0 [ 13.723429][ T264] vprintk_emit+0x37c/0x3e0 [ 13.723440][ T264] ? wake_up_klogd_work_func+0x90/0x90 [ 13.723444][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 13.723446][ T264] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.723452][ T264] ? mark_held_locks+0x40/0x70 [ 13.723458][ T264] _printk+0xc7/0x100 [ 13.723463][ T264] ? snapshot_read.cold+0x21/0x21 [ 13.723469][ T264] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.723487][ T264] ? do_setlink.isra.0+0xa31/0x2750 [ 13.723489][ T264] ? rtnl_newlink+0x9f1/0x11c0 [ 13.723491][ T264] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.723498][ T264] br_set_state+0x22f/0x430 [bridge] [ 13.723515][ T264] br_init_port+0xc4/0x200 [bridge] [ 13.723529][ T264] new_nbp+0x39c/0x580 [bridge] [ 13.723545][ T264] br_add_if+0x212/0x1320 [bridge] [ 13.723557][ T264] ? is_bpf_text_address+0x72/0x110 [ 13.723562][ T264] ? kernel_text_address+0x149/0x170 [ 13.723567][ T264] ? __kernel_text_address+0x12/0x30 [ 13.723573][ T264] do_set_master+0x357/0x580 [ 13.723581][ T264] do_setlink.isra.0+0xa31/0x2750 [ 13.723587][ T264] ? stack_trace_save+0x93/0xc0 [ 13.723591][ T264] ? rtnl_link_get_size+0x350/0x350 [ 13.723593][ T264] ? rcu_read_lock_any_held+0x66/0x90 [ 13.723597][ T264] ? stack_depot_save_flags+0x38e/0x790 [ 13.723601][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.723605][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.723608][ T264] ? validate_chain+0x38b/0xc20 [ 13.723612][ T264] ? kasan_save_stack+0x3d/0x50 [ 13.723616][ T264] ? kasan_save_stack+0x2f/0x50 [ 13.723619][ T264] ? kasan_save_track+0x14/0x30 [ 13.723623][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723626][ T264] ? netlink_seq_next+0x4e/0x60 [ 13.723630][ T264] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.723637][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 13.723640][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 13.723645][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723648][ T264] ? lock_acquire+0x13c/0x160 [ 13.723651][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723653][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723657][ T264] ? trace_contention_end+0xb3/0x180 [ 13.723662][ T264] ? __mutex_lock+0x1db/0x1ea0 [ 13.723665][ T264] ? __mutex_lock+0x9a3/0x1ea0 [ 13.723668][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 13.723674][ T264] ? ww_mutex_lock+0x160/0x160 [ 13.723677][ T264] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.723686][ T264] ? __rtnl_newlink+0x3fa/0xa50 [ 13.723695][ T264] rtnl_newlink+0x9f1/0x11c0 [ 13.723705][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 13.723708][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723716][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 13.723719][ T264] ? find_held_lock+0x2b/0x80 [ 13.723722][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 13.723725][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 13.723732][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 13.723735][ T264] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.723741][ T264] ? rtnl_link_fill+0x920/0x920 [ 13.723743][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723751][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 13.723754][ T264] ? find_held_lock+0x2b/0x80 [ 13.723760][ T264] netlink_rcv_skb+0x14e/0x3a0 [ 13.723763][ T264] ? rtnl_link_fill+0x920/0x920 [ 13.723768][ T264] ? netlink_ack+0xcf0/0xcf0 [ 13.723779][ T264] ? netlink_deliver_tap+0xc5/0x330 [ 13.723782][ T264] ? netlink_deliver_tap+0x13c/0x330 [ 13.723789][ T264] netlink_unicast+0x486/0x750 [ 13.723796][ T264] ? netlink_attachskb+0x810/0x810 [ 13.723800][ T264] ? __lock_acquire+0x518/0xc20 [ 13.723807][ T264] netlink_sendmsg+0x735/0xc60 [ 13.723814][ T264] ? netlink_unicast+0x750/0x750 [ 13.723820][ T264] ? __might_fault+0x97/0x140 [ 13.723829][ T264] ____sys_sendmsg+0x415/0x880 [ 13.723833][ T264] ? copy_msghdr_from_user+0x279/0x420 [ 13.723837][ T264] ? get_timestamp.constprop.0+0x390/0x390 [ 13.723839][ T264] ? move_addr_to_kernel+0x40/0x40 [ 13.723853][ T264] ___sys_sendmsg+0x14e/0x1d0 [ 13.723858][ T264] ? copy_msghdr_from_user+0x420/0x420 [ 13.723887][ T264] __sys_sendmsg+0x12c/0x1d0 [ 13.723892][ T264] ? __sys_sendmsg_sock+0x20/0x20 [ 13.723903][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.723909][ T264] do_syscall_64+0xff/0x530 [ 13.723912][ T264] ? exc_page_fault+0xee/0x100 [ 13.723917][ T264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.723920][ T264] RIP: 0033:0x7f78faaf654e [ 13.723925][ T264] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 13.723927][ T264] RSP: 002b:00007fff092891d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.723932][ T264] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f78faaf654e [ 13.723934][ T264] RDX: 0000000000000000 RSI: 00007fff09289280 RDI: 0000000000000005 [ 13.723936][ T264] RBP: 00007fff092891e0 R08: 0000000000000000 R09: 0000000000000000 [ 13.723937][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91596e [ 13.723939][ T264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff09289940 [ 13.723952][ T264] [ 13.792588][ T264] br1: port 1(vx10) entered disabled state [ 13.793190][ T264] vx10: entered allmulticast mode [ 13.795959][ T264] vx10: entered promiscuous mode [ 13.796881][ T264] br1: port 1(vx10) entered blocking state [ 13.797728][ T264] br1: port 1(vx10) entered forwarding state [ 13.975357][ T268] br1: port 2(vx20) entered blocking state [ 13.975883][ T268] br1: port 2(vx20) entered disabled state [ 13.976343][ T268] vx20: entered allmulticast mode [ 13.978669][ T268] vx20: entered promiscuous mode [ 13.979371][ T268] br1: port 2(vx20) entered blocking state [ 13.980208][ T268] br1: port 2(vx20) entered forwarding state [ 14.069954][ T271] br1: port 3(veth1) entered blocking state [ 14.070455][ T271] br1: port 3(veth1) entered disabled state [ 14.070943][ T271] veth1: entered allmulticast mode [ 14.073415][ T271] veth1: entered promiscuous mode [ 14.105359][ T92] br1: port 3(veth1) entered blocking state [ 14.106139][ T92] br1: port 3(veth1) entered forwarding state [ 14.175745][ T274] br1: port 4(veth2) entered blocking state [ 14.176134][ T274] br1: port 4(veth2) entered disabled state [ 14.176542][ T274] veth2: entered allmulticast mode [ 14.179199][ T274] veth2: entered promiscuous mode [ 14.223145][ T39] br1: port 4(veth2) entered blocking state [ 14.223708][ T39] br1: port 4(veth2) entered forwarding state [ 14.357145][ T279] br1: port 5(vx4001) entered blocking state [ 14.357577][ T279] br1: port 5(vx4001) entered disabled state [ 14.357955][ T279] vx4001: entered allmulticast mode [ 14.359891][ T279] vx4001: entered promiscuous mode [ 14.360449][ T279] br1: port 5(vx4001) entered blocking state [ 14.360788][ T279] br1: port 5(vx4001) entered forwarding state [ 14.680146][ T289] 8021q: 802.1Q VLAN Support v1.8 [ 14.868960][ T58] br1: entered promiscuous mode [ 14.869038][ T58] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 14.869041][ T58] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 58, name: kworker/3:1 [ 14.869043][ T58] preempt_count: 1, expected: 0 [ 14.869044][ T58] RCU nest depth: 0, expected: 0 [ 14.869046][ T58] locks held by kworker/3:1/58: 7, last CPU#3: [ 14.869049][ T58] #0: ff11000001141b40 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 14.869065][ T58] #1: ffa00000003efd10 (netdev_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 14.869071][ T58] #2: ffffffff892d2c40 (rtnl_mutex){+.+.}-{4:4}, at: netdev_work_proc+0x6c/0x5d0 [ 14.869078][ T58] #3: ffffffff88b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 14.869085][ T58] #4: ffffffff88b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 14.869090][ T58] #5: ffffffff88a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 14.869096][ T58] #6: ffffffff88a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 14.869102][ T58] irq event stamp: 6264 [ 14.869103][ T58] hardirqs last enabled at (6263): [] __down_trylock_console_sem+0x86/0xa0 [ 14.869107][ T58] hardirqs last disabled at (6264): [] console_emit_next_record+0x3d4/0x4c0 [ 14.869110][ T58] softirqs last enabled at (6258): [] netif_rx_mode_run+0x620/0x9b0 [ 14.869114][ T58] softirqs last disabled at (6256): [] netif_rx_mode_run+0x465/0x9b0 [ 14.869117][ T58] Preemption disabled at: [ 14.869117][ T58] [] vprintk_emit+0x31b/0x3e0 [ 14.869125][ T58] CPU: 3 UID: 0 PID: 58 Comm: kworker/3:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 14.869130][ T58] Tainted: [W]=WARN [ 14.869131][ T58] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.869134][ T58] Workqueue: events netdev_work_proc [ 14.869138][ T58] Call Trace: [ 14.869141][ T58] [ 14.869143][ T58] dump_stack_lvl+0x6f/0xa0 [ 14.869151][ T58] ? vprintk_emit+0x31b/0x3e0 [ 14.869154][ T58] __might_resched.cold+0x1fe/0x2c1 [ 14.869160][ T58] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 14.869166][ T58] ? __kmalloc_noprof+0xdb/0x760 [ 14.869173][ T58] __kmalloc_noprof+0x443/0x760 [ 14.869177][ T58] ? alloc_buf.isra.0+0x4b/0x260 [ 14.869186][ T58] ? do_raw_spin_unlock+0x59/0x250 [ 14.869190][ T58] alloc_buf.isra.0+0x4b/0x260 [ 14.869195][ T58] put_chars+0x1e1/0x2f0 [ 14.869197][ T58] ? check_prev_add+0xef/0xe90 [ 14.869201][ T58] ? __send_to_port+0x420/0x420 [ 14.869206][ T58] ? validate_chain+0x34a/0xc20 [ 14.869215][ T58] hvc_console_print+0x292/0x780 [ 14.869225][ T58] ? hvc_write+0x3a0/0x3a0 [ 14.869229][ T58] ? rcu_is_watching+0x16/0xd0 [ 14.869234][ T58] ? lock_acquire+0x13c/0x160 [ 14.869242][ T58] console_emit_next_record+0x22f/0x4c0 [ 14.869248][ T58] ? devkmsg_read+0x4b0/0x4b0 [ 14.869250][ T58] ? console_flush_one_record+0x106/0x710 [ 14.869256][ T58] ? rcu_is_watching+0x16/0xd0 [ 14.869260][ T58] ? lock_acquire+0x13c/0x160 [ 14.869267][ T58] console_flush_one_record+0x46f/0x710 [ 14.869274][ T58] ? console_emit_next_record+0x4c0/0x4c0 [ 14.869276][ T58] ? __lock_acquire+0x518/0xc20 [ 14.869286][ T58] console_unlock+0xee/0x1f0 [ 14.869290][ T58] ? console_flush_one_record+0x710/0x710 [ 14.869293][ T58] ? rcu_is_watching+0x16/0xd0 [ 14.869297][ T58] ? lock_acquire+0x60/0x160 [ 14.869303][ T58] ? __down_trylock_console_sem+0x5e/0xa0 [ 14.869305][ T58] ? vprintk_emit+0x320/0x3e0 [ 14.869311][ T58] vprintk_emit+0x37c/0x3e0 [ 14.869317][ T58] ? wake_up_klogd_work_func+0x90/0x90 [ 14.869323][ T58] ? lock_acquire.part.0+0xd4/0x280 [ 14.869326][ T58] ? find_held_lock+0x2b/0x80 [ 14.869331][ T58] _printk+0xc7/0x100 [ 14.869336][ T58] ? snapshot_read.cold+0x21/0x21 [ 14.869339][ T58] ? unwind_next_frame+0x691/0x1ea0 [ 14.869345][ T58] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 14.869349][ T58] ? rcu_read_lock_any_held+0x3c/0x90 [ 14.869352][ T58] ? netdev_name+0x43/0x60 [ 14.869357][ T58] ? __netdev_printk+0x17f/0x1d0 [ 14.869363][ T58] netdev_info+0xe2/0x116 [ 14.869367][ T58] ? netdev_notice+0x120/0x120 [ 14.869374][ T58] ? lock_acquire.part.0+0xd4/0x280 [ 14.869377][ T58] ? netif_rx_mode_run+0x7b5/0x9b0 [ 14.869379][ T58] ? find_held_lock+0x2b/0x80 [ 14.869384][ T58] ? __lock_release.isra.0+0x69/0x1a0 [ 14.869387][ T58] ? mutex_is_locked+0x1c/0x50 [ 14.869393][ T58] __dev_set_promiscuity.cold+0x95/0x104 [ 14.869400][ T58] netif_rx_mode_run+0x7c4/0x9b0 [ 14.869408][ T58] ? netif_rx_mode_cancel_retry+0x50/0x50 [ 14.869414][ T58] ? ref_tracker_free+0x380/0x870 [ 14.869425][ T58] ? ref_tracker_alloc+0x430/0x430 [ 14.869428][ T58] ? netdev_work_proc+0x26a/0x5d0 [ 14.869432][ T58] ? ret_from_fork_asm+0x11/0x20 [ 14.869440][ T58] ? find_held_lock+0x2b/0x80 [ 14.869445][ T58] ? __lock_release.isra.0+0x69/0x1a0 [ 14.869449][ T58] ? mark_held_locks+0x40/0x70 [ 14.869456][ T58] netdev_work_proc+0x3f7/0x5d0 [ 14.869461][ T58] ? netdev_work_sched+0x10/0x10 [ 14.869464][ T58] ? rcu_is_watching+0x16/0xd0 [ 14.869468][ T58] ? lock_acquire+0x13c/0x160 [ 14.869470][ T58] ? rcu_is_watching+0x16/0xd0 [ 14.869477][ T58] process_one_work+0xe3e/0x1560 [ 14.869489][ T58] ? __queue_delayed_work+0x470/0x470 [ 14.869494][ T58] ? lock_acquire.part.0+0xd4/0x280 [ 14.869508][ T58] worker_thread+0x4f1/0xd60 [ 14.869515][ T58] ? rescuer_thread+0x1340/0x1340 [ 14.869518][ T58] ? __kthread_parkme+0xbd/0x210 [ 14.869523][ T58] ? rescuer_thread+0x1340/0x1340 [ 14.869527][ T58] ? rescuer_thread+0x1340/0x1340 [ 14.869530][ T58] kthread+0x367/0x460 [ 14.869533][ T58] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 14.869537][ T58] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.869541][ T58] ret_from_fork+0x474/0x6b0 [ 14.869547][ T58] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 14.869553][ T58] ? __switch_to+0x5a3/0xe00 [ 14.869558][ T58] ? kthread_affine_preferred+0x4c0/0x4c0 [ 14.869562][ T58] ret_from_fork_asm+0x11/0x20 [ 14.869577][ T58] [ 17.444143][ T375] br1: port 1(vx10) entered blocking state [ 17.444165][ T375] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 17.444167][ T375] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 375, name: ip [ 17.444169][ T375] preempt_count: 1, expected: 0 [ 17.444170][ T375] RCU nest depth: 0, expected: 0 [ 17.444171][ T375] locks held by ip/375: 5, last CPU#0: [ 17.444173][ T375] #0: ffffffff892d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 17.444186][ T375] #1: ffffffff88b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 17.444192][ T375] #2: ffffffff88b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 17.444196][ T375] #3: ffffffff88a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 17.444200][ T375] #4: ffffffff88a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 17.444204][ T375] irq event stamp: 12864 [ 17.444205][ T375] hardirqs last enabled at (12863): [] __down_trylock_console_sem+0x86/0xa0 [ 17.444208][ T375] hardirqs last disabled at (12864): [] console_emit_next_record+0x3d4/0x4c0 [ 17.444210][ T375] softirqs last enabled at (12806): [] __alloc_skb+0x4c2/0x5f0 [ 17.444213][ T375] softirqs last disabled at (12804): [] __alloc_skb+0x4c2/0x5f0 [ 17.444216][ T375] Preemption disabled at: [ 17.444216][ T375] [] vprintk_emit+0x31b/0x3e0 [ 17.444222][ T375] CPU: 0 UID: 0 PID: 375 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 17.444226][ T375] Tainted: [W]=WARN [ 17.444227][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.444229][ T375] Call Trace: [ 17.444230][ T375] [ 17.444232][ T375] dump_stack_lvl+0x6f/0xa0 [ 17.444238][ T375] ? vprintk_emit+0x31b/0x3e0 [ 17.444240][ T375] __might_resched.cold+0x1fe/0x2c1 [ 17.444244][ T375] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 17.444249][ T375] ? __kmalloc_noprof+0xdb/0x760 [ 17.444253][ T375] __kmalloc_noprof+0x443/0x760 [ 17.444256][ T375] ? alloc_buf.isra.0+0x4b/0x260 [ 17.444261][ T375] ? do_raw_spin_unlock+0x59/0x250 [ 17.444264][ T375] alloc_buf.isra.0+0x4b/0x260 [ 17.444267][ T375] put_chars+0x1e1/0x2f0 [ 17.444269][ T375] ? prb_final_commit+0x50/0x50 [ 17.444271][ T375] ? __send_to_port+0x420/0x420 [ 17.444274][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.444279][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.444281][ T375] ? validate_chain+0x38b/0xc20 [ 17.444285][ T375] hvc_console_print+0x292/0x780 [ 17.444288][ T375] ? mark_usage+0x61/0x170 [ 17.444290][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444291][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444295][ T375] ? hvc_write+0x3a0/0x3a0 [ 17.444297][ T375] ? console_emit_next_record+0x1df/0x4c0 [ 17.444300][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444303][ T375] ? lock_acquire+0x13c/0x160 [ 17.444306][ T375] console_emit_next_record+0x22f/0x4c0 [ 17.444310][ T375] ? devkmsg_read+0x4b0/0x4b0 [ 17.444312][ T375] ? console_flush_one_record+0x106/0x710 [ 17.444315][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444318][ T375] ? lock_acquire+0x13c/0x160 [ 17.444321][ T375] console_flush_one_record+0x46f/0x710 [ 17.444326][ T375] ? console_emit_next_record+0x4c0/0x4c0 [ 17.444327][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444333][ T375] console_unlock+0xee/0x1f0 [ 17.444335][ T375] ? console_flush_one_record+0x710/0x710 [ 17.444337][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444339][ T375] ? lock_acquire+0x60/0x160 [ 17.444343][ T375] ? __down_trylock_console_sem+0x5e/0xa0 [ 17.444345][ T375] ? vprintk_emit+0x320/0x3e0 [ 17.444348][ T375] vprintk_emit+0x37c/0x3e0 [ 17.444352][ T375] ? wake_up_klogd_work_func+0x90/0x90 [ 17.444354][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 17.444357][ T375] ? mark_held_locks+0x40/0x70 [ 17.444360][ T375] _printk+0xc7/0x100 [ 17.444364][ T375] ? snapshot_read.cold+0x21/0x21 [ 17.444368][ T375] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 17.444382][ T375] ? do_setlink.isra.0+0xa31/0x2750 [ 17.444383][ T375] ? rtnl_newlink+0x9f1/0x11c0 [ 17.444384][ T375] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.444388][ T375] br_set_state+0x22f/0x430 [bridge] [ 17.444398][ T375] br_init_port+0xc4/0x200 [bridge] [ 17.444407][ T375] new_nbp+0x39c/0x580 [bridge] [ 17.444416][ T375] br_add_if+0x212/0x1320 [bridge] [ 17.444425][ T375] ? is_bpf_text_address+0x72/0x110 [ 17.444430][ T375] ? kernel_text_address+0x149/0x170 [ 17.444432][ T375] ? __kernel_text_address+0x12/0x30 [ 17.444436][ T375] do_set_master+0x357/0x580 [ 17.444441][ T375] do_setlink.isra.0+0xa31/0x2750 [ 17.444444][ T375] ? stack_trace_save+0x93/0xc0 [ 17.444452][ T375] ? rtnl_link_get_size+0x350/0x350 [ 17.444453][ T375] ? rcu_read_lock_any_held+0x66/0x90 [ 17.444455][ T375] ? stack_depot_save_flags+0x38e/0x790 [ 17.444458][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 17.444461][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 17.444463][ T375] ? validate_chain+0x38b/0xc20 [ 17.444465][ T375] ? kasan_save_stack+0x3d/0x50 [ 17.444468][ T375] ? kasan_save_stack+0x2f/0x50 [ 17.444470][ T375] ? kasan_save_track+0x14/0x30 [ 17.444472][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444474][ T375] ? netlink_seq_next+0x4e/0x60 [ 17.444477][ T375] ? ___sys_sendmsg+0xb0/0x1d0 [ 17.444481][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 17.444483][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 17.444486][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444488][ T375] ? lock_acquire+0x13c/0x160 [ 17.444489][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444491][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444493][ T375] ? trace_contention_end+0xb3/0x180 [ 17.444497][ T375] ? __mutex_lock+0x1db/0x1ea0 [ 17.444500][ T375] ? __mutex_lock+0x9a3/0x1ea0 [ 17.444502][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 17.444506][ T375] ? ww_mutex_lock+0x160/0x160 [ 17.444507][ T375] ? nla_get_range_signed+0x3d0/0x3d0 [ 17.444512][ T375] ? __rtnl_newlink+0x3fa/0xa50 [ 17.444517][ T375] rtnl_newlink+0x9f1/0x11c0 [ 17.444522][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 17.444524][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444528][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 17.444530][ T375] ? find_held_lock+0x2b/0x80 [ 17.444532][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 17.444534][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 17.444538][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 17.444540][ T375] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.444542][ T375] ? rtnl_link_fill+0x920/0x920 [ 17.444544][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444548][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 17.444550][ T375] ? find_held_lock+0x2b/0x80 [ 17.444553][ T375] netlink_rcv_skb+0x14e/0x3a0 [ 17.444555][ T375] ? rtnl_link_fill+0x920/0x920 [ 17.444558][ T375] ? netlink_ack+0xcf0/0xcf0 [ 17.444564][ T375] ? netlink_deliver_tap+0xc5/0x330 [ 17.444565][ T375] ? netlink_deliver_tap+0x13c/0x330 [ 17.444569][ T375] netlink_unicast+0x486/0x750 [ 17.444573][ T375] ? netlink_attachskb+0x810/0x810 [ 17.444575][ T375] ? __lock_acquire+0x518/0xc20 [ 17.444579][ T375] netlink_sendmsg+0x735/0xc60 [ 17.444583][ T375] ? netlink_unicast+0x750/0x750 [ 17.444587][ T375] ? __might_fault+0x97/0x140 [ 17.444592][ T375] ____sys_sendmsg+0x415/0x880 [ 17.444594][ T375] ? copy_msghdr_from_user+0x279/0x420 [ 17.444596][ T375] ? get_timestamp.constprop.0+0x390/0x390 [ 17.444598][ T375] ? move_addr_to_kernel+0x40/0x40 [ 17.444605][ T375] ___sys_sendmsg+0x14e/0x1d0 [ 17.444608][ T375] ? copy_msghdr_from_user+0x420/0x420 [ 17.444623][ T375] __sys_sendmsg+0x12c/0x1d0 [ 17.444626][ T375] ? __sys_sendmsg_sock+0x20/0x20 [ 17.444632][ T375] ? rcu_is_watching+0x16/0xd0 [ 17.444635][ T375] do_syscall_64+0xff/0x530 [ 17.444637][ T375] ? exc_page_fault+0xee/0x100 [ 17.444640][ T375] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.444643][ T375] RIP: 0033:0x7fd0fc14654e [ 17.444646][ T375] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 17.444648][ T375] RSP: 002b:00007ffc5377c440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 17.444651][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd0fc14654e [ 17.444653][ T375] RDX: 0000000000000000 RSI: 00007ffc5377c4f0 RDI: 0000000000000005 [ 17.444653][ T375] RBP: 00007ffc5377c450 R08: 0000000000000000 R09: 0000000000000000 [ 17.444654][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915971 [ 17.444655][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5377cbb0 [ 17.444662][ T375] [ 17.485558][ T375] br1: port 1(vx10) entered disabled state [ 17.486209][ T375] vx10: entered allmulticast mode [ 17.489020][ T375] vx10: entered promiscuous mode [ 17.490316][ T375] br1: port 1(vx10) entered blocking state [ 17.490870][ T375] br1: port 1(vx10) entered forwarding state [ 17.622733][ T379] br1: port 2(vx20) entered blocking state [ 17.623062][ T379] br1: port 2(vx20) entered disabled state [ 17.623370][ T379] vx20: entered allmulticast mode [ 17.624929][ T379] vx20: entered promiscuous mode [ 17.625386][ T379] br1: port 2(vx20) entered blocking state [ 17.625693][ T379] br1: port 2(vx20) entered forwarding state [ 17.753387][ T383] br1: port 3(vx4001) entered blocking state [ 17.753919][ T383] br1: port 3(vx4001) entered disabled state [ 17.754228][ T383] vx4001: entered allmulticast mode [ 17.755783][ T383] vx4001: entered promiscuous mode [ 17.756212][ T383] br1: port 3(vx4001) entered blocking state [ 17.756515][ T383] br1: port 3(vx4001) entered forwarding state [ 17.821291][ T385] br1: port 4(w1) entered blocking state [ 17.821580][ T385] br1: port 4(w1) entered disabled state [ 17.821836][ T385] w1: entered allmulticast mode [ 17.823350][ T385] w1: entered promiscuous mode [ 17.857956][ T48] br1: port 4(w1) entered blocking state [ 17.858222][ T48] br1: port 4(w1) entered forwarding state [ 17.932042][ T388] br1: port 5(w3) entered blocking state [ 17.932465][ T388] br1: port 5(w3) entered disabled state [ 17.932814][ T388] w3: entered allmulticast mode [ 17.934788][ T388] w3: entered promiscuous mode [ 17.962226][ T48] br1: port 5(w3) entered blocking state [ 17.962509][ T48] br1: port 5(w3) entered forwarding state [ 18.304503][ T58] br1: entered promiscuous mode [ 18.875438][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.875491][ C2] [ 18.875493][ C2] ======================================================== [ 18.875494][ C2] WARNING: possible irq lock inversion dependency detected [ 18.875497][ C2] 7.2.0-virtme #1 Tainted: G W [ 18.875499][ C2] -------------------------------------------------------- [ 18.875500][ C2] kworker/u16:1/70 just changed the state of lock: [ 18.875502][ C2] ffffffff88a89660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.875517][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 18.875519][ C2] (fs_reclaim){+.+.}-{0:0} [ 18.875521][ C2] [ 18.875521][ C2] [ 18.875521][ C2] and interrupts could create inverse lock ordering between them. [ 18.875521][ C2] [ 18.875523][ C2] [ 18.875523][ C2] other info that might help us debug this: [ 18.875524][ C2] Possible interrupt unsafe locking scenario: [ 18.875524][ C2] [ 18.875525][ C2] CPU0 CPU1 [ 18.875525][ C2] ---- ---- [ 18.875526][ C2] lock(fs_reclaim); [ 18.875528][ C2] local_irq_disable(); [ 18.875529][ C2] lock(console_owner); [ 18.875530][ C2] lock(fs_reclaim); [ 18.875531][ C2] [ 18.875532][ C2] lock(console_owner); [ 18.875534][ C2] [ 18.875534][ C2] *** DEADLOCK *** [ 18.875534][ C2] [ 18.875534][ C2] locks held by kworker/u16:1/70: 8, last CPU#2: [ 18.875536][ C2] #0: ff11000008a0f140 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 18.875543][ C2] #1: ffa00000004b7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 18.875548][ C2] #2: ffffffff892d2c40 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 18.875556][ C2] #3: ffffffff88b80b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 18.875561][ C2] #4: ffffffff88b80b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 18.875566][ C2] #5: ffffffff88b80b00 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_list_internal+0x2f8/0xe20 [ 18.875573][ C2] #6: ffffffff88b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.875578][ C2] #7: ffffffff88b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.875583][ C2] [ 18.875583][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 18.875590][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 18.875593][ C2] HARDIRQ-ON-W at: [ 18.875595][ C2] __lock_acquire+0x388/0xc20 [ 18.875599][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.875601][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.875604][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 18.875607][ C2] kthread_create_worker_on_node+0xea/0x210 [ 18.875610][ C2] workqueue_init+0x2a/0x680 [ 18.875614][ C2] kernel_init_freeable+0x2fe/0x630 [ 18.875617][ C2] kernel_init+0x21/0x150 [ 18.875620][ C2] ret_from_fork+0x474/0x6b0 [ 18.875624][ C2] ret_from_fork_asm+0x11/0x20 [ 18.875628][ C2] SOFTIRQ-ON-W at: [ 18.875629][ C2] __lock_acquire+0x388/0xc20 [ 18.875631][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.875633][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.875635][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 18.875637][ C2] kthread_create_worker_on_node+0xea/0x210 [ 18.875639][ C2] workqueue_init+0x2a/0x680 [ 18.875641][ C2] kernel_init_freeable+0x2fe/0x630 [ 18.875643][ C2] kernel_init+0x21/0x150 [ 18.875645][ C2] ret_from_fork+0x474/0x6b0 [ 18.875646][ C2] ret_from_fork_asm+0x11/0x20 [ 18.875648][ C2] INITIAL USE at: [ 18.875649][ C2] __lock_acquire+0x388/0xc20 [ 18.875651][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.875653][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.875655][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 18.875657][ C2] kthread_create_worker_on_node+0xea/0x210 [ 18.875658][ C2] workqueue_init+0x2a/0x680 [ 18.875660][ C2] kernel_init_freeable+0x2fe/0x630 [ 18.875662][ C2] kernel_init+0x21/0x150 [ 18.875664][ C2] ret_from_fork+0x474/0x6b0 [ 18.875665][ C2] ret_from_fork_asm+0x11/0x20 [ 18.875667][ C2] } [ 18.875667][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 18.875672][ C2] ... acquired at: [ 18.875673][ C2] __lock_acquire+0x518/0xc20 [ 18.875675][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.875677][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.875678][ C2] __kmalloc_noprof+0xd3/0x760 [ 18.875680][ C2] alloc_buf.isra.0+0x4b/0x260 [ 18.875683][ C2] put_chars+0x1e1/0x2f0 [ 18.875685][ C2] hvc_console_print+0x292/0x780 [ 18.875687][ C2] console_emit_next_record+0x22f/0x4c0 [ 18.875689][ C2] console_flush_one_record+0x46f/0x710 [ 18.875691][ C2] console_unlock+0xee/0x1f0 [ 18.875693][ C2] vprintk_emit+0x37c/0x3e0 [ 18.875695][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 18.875699][ C2] dev_printk_emit+0xb9/0xee [ 18.875701][ C2] _dev_info+0xe2/0x116 [ 18.875703][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 18.875706][ C2] cmos_do_probe+0x73b/0x98a [ 18.875708][ C2] platform_probe+0xfe/0x1f0 [ 18.875712][ C2] call_driver_probe+0x61/0x1c0 [ 18.875714][ C2] really_probe+0x199/0x760 [ 18.875716][ C2] __driver_probe_device+0x24f/0x440 [ 18.875718][ C2] driver_probe_device+0x4a/0xf0 [ 18.875719][ C2] __driver_attach+0x1b8/0x540 [ 18.875721][ C2] bus_for_each_dev+0x130/0x1e0 [ 18.875723][ C2] bus_add_driver+0x2c8/0x530 [ 18.875725][ C2] driver_register+0x1a3/0x390 [ 18.875727][ C2] __platform_driver_probe+0x13f/0x270 [ 18.875729][ C2] cmos_init+0x31/0x40 [ 18.875732][ C2] do_one_initcall+0x124/0x4f0 [ 18.875734][ C2] kernel_init_freeable+0x596/0x630 [ 18.875735][ C2] kernel_init+0x21/0x150 [ 18.875737][ C2] ret_from_fork+0x474/0x6b0 [ 18.875739][ C2] ret_from_fork_asm+0x11/0x20 [ 18.875740][ C2] [ 18.875741][ C2] -> (console_owner){..-.}-{0:0} { [ 18.875743][ C2] IN-SOFTIRQ-W at: [ 18.875744][ C2] __lock_acquire+0x388/0xc20 [ 18.875746][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.875748][ C2] console_lock_spinning_enable+0x5c/0x60 [ 18.875750][ C2] console_emit_next_record+0x1d1/0x4c0 [ 18.875752][ C2] console_flush_one_record+0x46f/0x710 [ 18.875754][ C2] console_unlock+0xee/0x1f0 [ 18.875756][ C2] vprintk_emit+0x37c/0x3e0 [ 18.875758][ C2] _printk+0xc7/0x100 [ 18.875762][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.875778][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.875793][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.875805][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.875808][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.875810][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.875813][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.875815][ C2] gro_cell_poll+0x337/0x550 [ 18.875819][ C2] __napi_poll+0xd4/0x3b0 [ 18.875822][ C2] net_rx_action+0x513/0xf50 [ 18.875824][ C2] handle_softirqs+0x1d3/0x900 [ 18.875827][ C2] do_softirq+0xac/0xe0 [ 18.875829][ C2] __local_bh_enable_ip+0x118/0x150 [ 18.875831][ C2] __dev_queue_xmit+0x979/0x1b80 [ 18.875833][ C2] ip6_finish_output2+0x423/0x1300 [ 18.875835][ C2] ip6_finish_output+0x646/0xda0 [ 18.875837][ C2] ip6_output+0x23f/0x7f0 [ 18.875839][ C2] ndisc_send_skb+0xba3/0x1520 [ 18.875842][ C2] ndisc_send_ns+0xa9/0x120 [ 18.875843][ C2] addrconf_dad_work+0x6c2/0x930 [ 18.875846][ C2] process_one_work+0xe3e/0x1560 [ 18.875848][ C2] worker_thread+0x4f1/0xd60 [ 18.875850][ C2] kthread+0x367/0x460 [ 18.875852][ C2] ret_from_fork+0x474/0x6b0 [ 18.875854][ C2] ret_from_fork_asm+0x11/0x20 [ 18.875856][ C2] INITIAL USE at: [ 18.875858][ C2] } [ 18.875858][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 18.875862][ C2] ... acquired at: [ 18.875863][ C2] mark_lock+0x1d7/0xa00 [ 18.875865][ C2] mark_usage+0x42/0x170 [ 18.875867][ C2] __lock_acquire+0x388/0xc20 [ 18.875869][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.875871][ C2] console_lock_spinning_enable+0x5c/0x60 [ 18.875873][ C2] console_emit_next_record+0x1d1/0x4c0 [ 18.875875][ C2] console_flush_one_record+0x46f/0x710 [ 18.875878][ C2] console_unlock+0xee/0x1f0 [ 18.875880][ C2] vprintk_emit+0x37c/0x3e0 [ 18.875882][ C2] _printk+0xc7/0x100 [ 18.875884][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.875896][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.875906][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.875917][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.875919][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.875922][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.875924][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.875926][ C2] gro_cell_poll+0x337/0x550 [ 18.875929][ C2] __napi_poll+0xd4/0x3b0 [ 18.875931][ C2] net_rx_action+0x513/0xf50 [ 18.875933][ C2] handle_softirqs+0x1d3/0x900 [ 18.875935][ C2] do_softirq+0xac/0xe0 [ 18.875936][ C2] __local_bh_enable_ip+0x118/0x150 [ 18.875938][ C2] __dev_queue_xmit+0x979/0x1b80 [ 18.875940][ C2] ip6_finish_output2+0x423/0x1300 [ 18.875942][ C2] ip6_finish_output+0x646/0xda0 [ 18.875944][ C2] ip6_output+0x23f/0x7f0 [ 18.875946][ C2] ndisc_send_skb+0xba3/0x1520 [ 18.875948][ C2] ndisc_send_ns+0xa9/0x120 [ 18.875950][ C2] addrconf_dad_work+0x6c2/0x930 [ 18.875952][ C2] process_one_work+0xe3e/0x1560 [ 18.875954][ C2] worker_thread+0x4f1/0xd60 [ 18.875956][ C2] kthread+0x367/0x460 [ 18.875958][ C2] ret_from_fork+0x474/0x6b0 [ 18.875960][ C2] ret_from_fork_asm+0x11/0x20 [ 18.875962][ C2] [ 18.875962][ C2] [ 18.875962][ C2] stack backtrace: [ 18.875967][ C2] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.875971][ C2] Tainted: [W]=WARN [ 18.875972][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.875975][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 18.875979][ C2] Call Trace: [ 18.875981][ C2] [ 18.875983][ C2] dump_stack_lvl+0x6f/0xa0 [ 18.875989][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 18.875992][ C2] mark_lock_irq+0x989/0x9c0 [ 18.875997][ C2] mark_lock+0x1d7/0xa00 [ 18.876000][ C2] mark_usage+0x42/0x170 [ 18.876003][ C2] __lock_acquire+0x388/0xc20 [ 18.876006][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.876009][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 18.876012][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876016][ C2] ? lock_acquire+0x13c/0x160 [ 18.876019][ C2] console_lock_spinning_enable+0x5c/0x60 [ 18.876022][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 18.876024][ C2] console_emit_next_record+0x1d1/0x4c0 [ 18.876027][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 18.876029][ C2] ? console_flush_one_record+0x106/0x710 [ 18.876033][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876035][ C2] ? lock_acquire+0x13c/0x160 [ 18.876038][ C2] console_flush_one_record+0x46f/0x710 [ 18.876042][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 18.876044][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876048][ C2] console_unlock+0xee/0x1f0 [ 18.876051][ C2] ? console_flush_one_record+0x710/0x710 [ 18.876053][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876055][ C2] ? lock_acquire+0x60/0x160 [ 18.876058][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.876061][ C2] ? vprintk_emit+0x320/0x3e0 [ 18.876064][ C2] vprintk_emit+0x37c/0x3e0 [ 18.876067][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 18.876070][ C2] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 18.876074][ C2] _printk+0xc7/0x100 [ 18.876077][ C2] ? snapshot_read.cold+0x21/0x21 [ 18.876079][ C2] ? ___ratelimit+0x4e7/0xa00 [ 18.876084][ C2] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 18.876095][ C2] ? idr_get_free+0x830/0x830 [ 18.876098][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.876101][ C2] ? validate_chain+0x38b/0xc20 [ 18.876104][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.876116][ C2] ? br_fdb_add_local+0x60/0x60 [bridge] [ 18.876128][ C2] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 18.876142][ C2] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 18.876154][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.876166][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.876168][ C2] ? br_handle_local_finish+0x20/0x20 [bridge] [ 18.876180][ C2] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 18.876188][ C2] ? mark_usage+0x61/0x170 [ 18.876190][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876194][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.876205][ C2] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 18.876216][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.876221][ C2] ? __udp4_lib_lookup+0x5f1/0x820 [ 18.876225][ C2] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 18.876230][ C2] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 18.876233][ C2] ? do_xdp_generic+0x4a0/0x4a0 [ 18.876236][ C2] ? udp_unicast_rcv_skb+0x366/0x450 [ 18.876239][ C2] ? udp_rcv+0xaa1/0x1d90 [ 18.876242][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876245][ C2] ? udp_sk_rx_dst_set+0x90/0x90 [ 18.876248][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876250][ C2] ? find_held_lock+0x2b/0x80 [ 18.876253][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.876257][ C2] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 18.876260][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876262][ C2] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 18.876265][ C2] ? lock_acquire+0x13c/0x160 [ 18.876268][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.876271][ C2] ? mark_usage+0x61/0x170 [ 18.876273][ C2] ? process_backlog+0x14c0/0x14c0 [ 18.876276][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.876278][ C2] ? validate_chain+0x38b/0xc20 [ 18.876281][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876285][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.876287][ C2] ? find_held_lock+0x2b/0x80 [ 18.876290][ C2] ? netif_receive_skb_list+0x50/0x50 [ 18.876293][ C2] ? gro_cell_poll+0x31e/0x550 [ 18.876296][ C2] gro_cell_poll+0x337/0x550 [ 18.876301][ C2] __napi_poll+0xd4/0x3b0 [ 18.876304][ C2] net_rx_action+0x513/0xf50 [ 18.876307][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876310][ C2] ? __napi_poll+0x3b0/0x3b0 [ 18.876315][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 18.876320][ C2] ? mark_held_locks+0x40/0x70 [ 18.876323][ C2] handle_softirqs+0x1d3/0x900 [ 18.876326][ C2] ? _local_bh_enable+0xc0/0xc0 [ 18.876328][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 18.876331][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876333][ C2] ? __dev_queue_xmit+0x964/0x1b80 [ 18.876336][ C2] do_softirq+0xac/0xe0 [ 18.876339][ C2] [ 18.876340][ C2] [ 18.876341][ C2] __local_bh_enable_ip+0x118/0x150 [ 18.876343][ C2] __dev_queue_xmit+0x979/0x1b80 [ 18.876346][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876350][ C2] ? __asan_memcpy+0x3c/0x60 [ 18.876353][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 18.876356][ C2] ? vlan_dev_hard_header+0x332/0x4f0 [8021q] [ 18.876360][ C2] ? mark_held_locks+0x40/0x70 [ 18.876363][ C2] ? neigh_resolve_output.part.0+0x344/0x740 [ 18.876368][ C2] ip6_finish_output2+0x423/0x1300 [ 18.876372][ C2] ? ip6_dst_lookup+0x80/0x80 [ 18.876374][ C2] ? find_held_lock+0x2b/0x80 [ 18.876377][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.876379][ C2] ? ip6_mtu+0x15d/0x310 [ 18.876383][ C2] ip6_finish_output+0x646/0xda0 [ 18.876386][ C2] ip6_output+0x23f/0x7f0 [ 18.876389][ C2] ? ip6_finish_output+0xda0/0xda0 [ 18.876391][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876393][ C2] ? find_held_lock+0x2b/0x80 [ 18.876395][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.876397][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 18.876401][ C2] ndisc_send_skb+0xba3/0x1520 [ 18.876405][ C2] ? ndisc_recv_na+0xea0/0xea0 [ 18.876409][ C2] ? trace_hardirqs_off+0xd/0x30 [ 18.876412][ C2] ? try_to_grab_pending+0x77/0x840 [ 18.876419][ C2] ? mark_held_locks+0x40/0x70 [ 18.876422][ C2] ndisc_send_ns+0xa9/0x120 [ 18.876424][ C2] ? find_held_lock+0x2b/0x80 [ 18.876426][ C2] ? ndisc_router_discovery+0x2ab0/0x2ab0 [ 18.876428][ C2] ? __rwlock_init+0x150/0x150 [ 18.876431][ C2] ? mark_held_locks+0x40/0x70 [ 18.876433][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 18.876437][ C2] addrconf_dad_work+0x6c2/0x930 [ 18.876440][ C2] ? addrconf_dad_begin+0x540/0x540 [ 18.876443][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876446][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876448][ C2] ? lock_acquire+0x13c/0x160 [ 18.876451][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876459][ C2] process_one_work+0xe3e/0x1560 [ 18.876463][ C2] ? __queue_delayed_work+0x470/0x470 [ 18.876466][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876470][ C2] worker_thread+0x4f1/0xd60 [ 18.876474][ C2] ? rescuer_thread+0x1340/0x1340 [ 18.876476][ C2] ? __kthread_parkme+0xbd/0x210 [ 18.876479][ C2] ? rescuer_thread+0x1340/0x1340 [ 18.876482][ C2] ? rescuer_thread+0x1340/0x1340 [ 18.876484][ C2] kthread+0x367/0x460 [ 18.876487][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.876489][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.876491][ C2] ret_from_fork+0x474/0x6b0 [ 18.876495][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 18.876498][ C2] ? __switch_to+0x5a3/0xe00 [ 18.876501][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.876504][ C2] ret_from_fork_asm+0x11/0x20 [ 18.876509][ C2] [ 18.876515][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.876518][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 18.876520][ C2] preempt_count: 102, expected: 0 [ 18.876521][ C2] RCU nest depth: 3, expected: 0 [ 18.876523][ C2] INFO: lockdep is turned off. [ 18.876524][ C2] irq event stamp: 27133 [ 18.876525][ C2] hardirqs last enabled at (27132): [] __down_trylock_console_sem+0x86/0xa0 [ 18.876528][ C2] hardirqs last disabled at (27133): [] console_emit_next_record+0x3d4/0x4c0 [ 18.876531][ C2] softirqs last enabled at (27074): [] __dev_queue_xmit+0x964/0x1b80 [ 18.876534][ C2] softirqs last disabled at (27075): [] do_softirq+0xac/0xe0 [ 18.876536][ C2] Preemption disabled at: [ 18.876537][ C2] [] __dev_queue_xmit+0x204/0x1b80 [ 18.876543][ C2] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.876546][ C2] Tainted: [W]=WARN [ 18.876547][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.876549][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 18.876553][ C2] Call Trace: [ 18.876554][ C2] [ 18.876555][ C2] dump_stack_lvl+0x6f/0xa0 [ 18.876560][ C2] ? __dev_queue_xmit+0x204/0x1b80 [ 18.876562][ C2] __might_resched.cold+0x1fe/0x2c1 [ 18.876566][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.876569][ C2] ? nbcon_get_cpu_emergency_nesting+0xa/0x30 [ 18.876572][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876576][ C2] __kmalloc_noprof+0x443/0x760 [ 18.876579][ C2] ? __rwlock_init+0x150/0x150 [ 18.876581][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 18.876586][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 18.876588][ C2] alloc_buf.isra.0+0x4b/0x260 [ 18.876591][ C2] put_chars+0x1e1/0x2f0 [ 18.876594][ C2] ? __send_to_port+0x420/0x420 [ 18.876597][ C2] ? mark_lock+0x1d7/0xa00 [ 18.876600][ C2] hvc_console_print+0x292/0x780 [ 18.876604][ C2] ? hvc_write+0x3a0/0x3a0 [ 18.876606][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876609][ C2] ? lock_acquire+0x13c/0x160 [ 18.876612][ C2] console_emit_next_record+0x22f/0x4c0 [ 18.876615][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 18.876617][ C2] ? console_flush_one_record+0x106/0x710 [ 18.876620][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876623][ C2] ? lock_acquire+0x13c/0x160 [ 18.876626][ C2] console_flush_one_record+0x46f/0x710 [ 18.876630][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 18.876632][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876636][ C2] console_unlock+0xee/0x1f0 [ 18.876639][ C2] ? console_flush_one_record+0x710/0x710 [ 18.876641][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876644][ C2] ? lock_acquire+0x60/0x160 [ 18.876646][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.876649][ C2] ? vprintk_emit+0x320/0x3e0 [ 18.876652][ C2] vprintk_emit+0x37c/0x3e0 [ 18.876655][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 18.876658][ C2] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 18.876662][ C2] _printk+0xc7/0x100 [ 18.876665][ C2] ? snapshot_read.cold+0x21/0x21 [ 18.876667][ C2] ? ___ratelimit+0x4e7/0xa00 [ 18.876671][ C2] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 18.876683][ C2] ? idr_get_free+0x830/0x830 [ 18.876686][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.876688][ C2] ? validate_chain+0x38b/0xc20 [ 18.876691][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.876704][ C2] ? br_fdb_add_local+0x60/0x60 [bridge] [ 18.876715][ C2] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 18.876727][ C2] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 18.876738][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.876749][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.876752][ C2] ? br_handle_local_finish+0x20/0x20 [bridge] [ 18.876763][ C2] ? vxlan_rcv+0x1192/0x2f70 [vxlan] [ 18.876770][ C2] ? mark_usage+0x61/0x170 [ 18.876772][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876776][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.876787][ C2] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 18.876799][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.876803][ C2] ? __udp4_lib_lookup+0x5f1/0x820 [ 18.876807][ C2] ? encap_bypass_if_local+0x270/0x270 [vxlan] [ 18.876812][ C2] ? udp_queue_rcv_one_skb+0x645/0xb00 [ 18.876815][ C2] ? do_xdp_generic+0x4a0/0x4a0 [ 18.876818][ C2] ? udp_unicast_rcv_skb+0x366/0x450 [ 18.876820][ C2] ? udp_rcv+0xaa1/0x1d90 [ 18.876823][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876826][ C2] ? udp_sk_rx_dst_set+0x90/0x90 [ 18.876829][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876831][ C2] ? find_held_lock+0x2b/0x80 [ 18.876834][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.876838][ C2] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 18.876840][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876843][ C2] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 18.876846][ C2] ? lock_acquire+0x13c/0x160 [ 18.876849][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.876851][ C2] ? mark_usage+0x61/0x170 [ 18.876854][ C2] ? process_backlog+0x14c0/0x14c0 [ 18.876857][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.876859][ C2] ? validate_chain+0x38b/0xc20 [ 18.876862][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876865][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.876868][ C2] ? find_held_lock+0x2b/0x80 [ 18.876871][ C2] ? netif_receive_skb_list+0x50/0x50 [ 18.876874][ C2] ? gro_cell_poll+0x31e/0x550 [ 18.876877][ C2] gro_cell_poll+0x337/0x550 [ 18.876881][ C2] __napi_poll+0xd4/0x3b0 [ 18.876884][ C2] net_rx_action+0x513/0xf50 [ 18.876888][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876890][ C2] ? __napi_poll+0x3b0/0x3b0 [ 18.876895][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 18.876899][ C2] ? mark_held_locks+0x40/0x70 [ 18.876902][ C2] handle_softirqs+0x1d3/0x900 [ 18.876906][ C2] ? _local_bh_enable+0xc0/0xc0 [ 18.876908][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 18.876910][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.876913][ C2] ? __dev_queue_xmit+0x964/0x1b80 [ 18.876915][ C2] do_softirq+0xac/0xe0 [ 18.876917][ C2] [ 18.876918][ C2] [ 18.876919][ C2] __local_bh_enable_ip+0x118/0x150 [ 18.876921][ C2] __dev_queue_xmit+0x979/0x1b80 [ 18.876925][ C2] ? __lock_acquire+0x518/0xc20 [ 18.876928][ C2] ? __asan_memcpy+0x3c/0x60 [ 18.876930][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 18.876934][ C2] ? vlan_dev_hard_header+0x332/0x4f0 [8021q] [ 18.876937][ C2] ? mark_held_locks+0x40/0x70 [ 18.876940][ C2] ? neigh_resolve_output.part.0+0x344/0x740 [ 18.876945][ C2] ip6_finish_output2+0x423/0x1300 [ 18.876948][ C2] ? ip6_dst_lookup+0x80/0x80 [ 18.876950][ C2] ? find_held_lock+0x2b/0x80 [ 18.876953][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.876956][ C2] ? ip6_mtu+0x15d/0x310 [ 18.876959][ C2] ip6_finish_output+0x646/0xda0 [ 18.876962][ C2] ip6_output+0x23f/0x7f0 [ 18.876964][ C2] ? ip6_finish_output+0xda0/0xda0 [ 18.876967][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.876969][ C2] ? find_held_lock+0x2b/0x80 [ 18.876971][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.876973][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 18.876977][ C2] ndisc_send_skb+0xba3/0x1520 [ 18.876981][ C2] ? ndisc_recv_na+0xea0/0xea0 [ 18.876985][ C2] ? trace_hardirqs_off+0xd/0x30 [ 18.876987][ C2] ? try_to_grab_pending+0x77/0x840 [ 18.876989][ C2] ? mark_held_locks+0x40/0x70 [ 18.876992][ C2] ndisc_send_ns+0xa9/0x120 [ 18.876995][ C2] ? find_held_lock+0x2b/0x80 [ 18.876997][ C2] ? ndisc_router_discovery+0x2ab0/0x2ab0 [ 18.876999][ C2] ? __rwlock_init+0x150/0x150 [ 18.877001][ C2] ? mark_held_locks+0x40/0x70 [ 18.877004][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 18.877007][ C2] addrconf_dad_work+0x6c2/0x930 [ 18.877010][ C2] ? addrconf_dad_begin+0x540/0x540 [ 18.877013][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.877015][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.877018][ C2] ? lock_acquire+0x13c/0x160 [ 18.877020][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.877023][ C2] process_one_work+0xe3e/0x1560 [ 18.877028][ C2] ? __queue_delayed_work+0x470/0x470 [ 18.877030][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.877035][ C2] worker_thread+0x4f1/0xd60 [ 18.877038][ C2] ? rescuer_thread+0x1340/0x1340 [ 18.877041][ C2] ? __kthread_parkme+0xbd/0x210 [ 18.877043][ C2] ? rescuer_thread+0x1340/0x1340 [ 18.877046][ C2] ? rescuer_thread+0x1340/0x1340 [ 18.877048][ C2] kthread+0x367/0x460 [ 18.877050][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 18.877052][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.877055][ C2] ret_from_fork+0x474/0x6b0 [ 18.877058][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 18.877061][ C2] ? __switch_to+0x5a3/0xe00 [ 18.877063][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 18.877066][ C2] ret_from_fork_asm+0x11/0x20 [ 18.877071][ C2] [ 19.043371][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 19.043996][ C2] IPv6: vlan10-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 19.130665][ C3] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 19.450750][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 19.451477][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 19.451930][ C2] IPv6: vlan20-v: IPv6 duplicate address fe80::200:5eff:fe00:101 used by 00:00:5e:00:01:01 detected! [ 30.739620][ T70] w3: left allmulticast mode [ 30.739638][ T70] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.739640][ T70] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 30.739642][ T70] preempt_count: 1, expected: 0 [ 30.739643][ T70] RCU nest depth: 0, expected: 0 [ 30.739644][ T70] INFO: lockdep is turned off. [ 30.739645][ T70] irq event stamp: 27133 [ 30.739646][ T70] hardirqs last enabled at (27132): [] __down_trylock_console_sem+0x86/0xa0 [ 30.739654][ T70] hardirqs last disabled at (27133): [] console_emit_next_record+0x3d4/0x4c0 [ 30.739656][ T70] softirqs last enabled at (27074): [] __dev_queue_xmit+0x964/0x1b80 [ 30.739661][ T70] softirqs last disabled at (27075): [] do_softirq+0xac/0xe0 [ 30.739664][ T70] Preemption disabled at: [ 30.739665][ T70] [] vprintk_emit+0x31b/0x3e0 [ 30.739670][ T70] CPU: 2 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.739674][ T70] Tainted: [W]=WARN [ 30.739675][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.739676][ T70] Workqueue: netns cleanup_net [ 30.739682][ T70] Call Trace: [ 30.739683][ T70] [ 30.739684][ T70] dump_stack_lvl+0x6f/0xa0 [ 30.739690][ T70] ? vprintk_emit+0x31b/0x3e0 [ 30.739692][ T70] __might_resched.cold+0x1fe/0x2c1 [ 30.739695][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.739699][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739702][ T70] __kmalloc_noprof+0x443/0x760 [ 30.739706][ T70] ? __rwlock_init+0x150/0x150 [ 30.739708][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 30.739712][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 30.739714][ T70] alloc_buf.isra.0+0x4b/0x260 [ 30.739716][ T70] put_chars+0x1e1/0x2f0 [ 30.739717][ T70] ? desc_read_finalized_seq+0x79/0x120 [ 30.739719][ T70] ? __send_to_port+0x420/0x420 [ 30.739721][ T70] ? console_prepend_replay+0x20/0x20 [ 30.739723][ T70] hvc_console_print+0x292/0x780 [ 30.739727][ T70] ? hvc_write+0x3a0/0x3a0 [ 30.739728][ T70] ? do_raw_spin_lock+0x131/0x280 [ 30.739730][ T70] ? __rwlock_init+0x150/0x150 [ 30.739731][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739733][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739735][ T70] ? lock_acquire+0x13c/0x160 [ 30.739737][ T70] console_emit_next_record+0x22f/0x4c0 [ 30.739739][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 30.739741][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739743][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739745][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739746][ T70] ? lock_acquire+0x13c/0x160 [ 30.739748][ T70] ? console_flush_one_record+0x111/0x710 [ 30.739750][ T70] console_flush_one_record+0x46f/0x710 [ 30.739752][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 30.739755][ T70] console_unlock+0xee/0x1f0 [ 30.739756][ T70] ? lock_acquire+0x13c/0x160 [ 30.739758][ T70] ? console_flush_one_record+0x710/0x710 [ 30.739759][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739761][ T70] ? lock_release+0x184/0x1f0 [ 30.739762][ T70] ? lock_acquire+0x60/0x160 [ 30.739764][ T70] ? __rcu_read_lock+0x30/0x70 [ 30.739766][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.739767][ T70] ? vprintk_emit+0x320/0x3e0 [ 30.739769][ T70] vprintk_emit+0x37c/0x3e0 [ 30.739772][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 30.739774][ T70] ? process_one_work+0xe3e/0x1560 [ 30.739776][ T70] ? kthread+0x367/0x460 [ 30.739778][ T70] ? ret_from_fork+0x474/0x6b0 [ 30.739781][ T70] ? ret_from_fork_asm+0x11/0x20 [ 30.739783][ T70] _printk+0xc7/0x100 [ 30.739787][ T70] ? snapshot_read.cold+0x21/0x21 [ 30.739789][ T70] ? netdev_name+0x43/0x60 [ 30.739792][ T70] ? __netdev_printk+0x17f/0x1d0 [ 30.739794][ T70] netdev_info+0xe2/0x116 [ 30.739795][ T70] ? netdev_notice+0x120/0x120 [ 30.739797][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739799][ T70] ? __up_read+0x355/0x9e0 [ 30.739801][ T70] ? trace_hardirqs_on+0x36/0x40 [ 30.739803][ T70] ? down_write_nested+0x200/0x200 [ 30.739805][ T70] ? mutex_is_locked+0x1c/0x50 [ 30.739807][ T70] netif_set_allmulti.cold+0x7c/0x166 [ 30.739810][ T70] dev_set_allmulti+0xa2/0x150 [ 30.739812][ T70] del_nbp+0xb7/0xc10 [bridge] [ 30.739825][ T70] br_dev_delete+0x9d/0x1e0 [bridge] [ 30.739833][ T70] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 30.739841][ T70] ops_undo_list+0x5be/0x8f0 [ 30.739843][ T70] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 30.739845][ T70] ? idr_destroy+0x121/0x250 [ 30.739849][ T70] cleanup_net+0x431/0x890 [ 30.739850][ T70] ? net_passive_dec+0x230/0x230 [ 30.739852][ T70] ? lock_acquire+0x13c/0x160 [ 30.739854][ T70] ? rcu_is_watching+0x16/0xd0 [ 30.739856][ T70] process_one_work+0xe3e/0x1560 [ 30.739859][ T70] ? __queue_delayed_work+0x470/0x470 [ 30.739861][ T70] ? lock_acquire.part.0+0xd4/0x280 [ 30.739863][ T70] ? __rwlock_init+0x150/0x150 [ 30.739865][ T70] worker_thread+0x4f1/0xd60 [ 30.739867][ T70] ? rescuer_thread+0x1340/0x1340 [ 30.739869][ T70] ? __kthread_parkme+0xbd/0x210 [ 30.739871][ T70] ? rescuer_thread+0x1340/0x1340 [ 30.739872][ T70] ? rescuer_thread+0x1340/0x1340 [ 30.739874][ T70] kthread+0x367/0x460 [ 30.739875][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 30.739877][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 30.739879][ T70] ret_from_fork+0x474/0x6b0 [ 30.739880][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 30.739882][ T70] ? __switch_to+0x5a3/0xe00 [ 30.739885][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 30.739886][ T70] ret_from_fork_asm+0x11/0x20 [ 30.739889][ T70] [ 30.765458][ T70] w3: left promiscuous mode [ 30.765782][ T70] br1: port 5(w3) entered disabled state [ 30.773029][ T70] w1: left allmulticast mode [ 30.773197][ T70] w1: left promiscuous mode [ 30.773408][ T70] br1: port 4(w1) entered disabled state [ 30.774361][ T70] vx4001: left allmulticast mode [ 30.774998][ T70] vx4001: left promiscuous mode [ 30.775196][ T70] br1: port 3(vx4001) entered disabled state [ 30.777074][ T70] vx20: left allmulticast mode [ 30.777230][ T70] vx20: left promiscuous mode [ 30.777655][ T70] br1: port 2(vx20) entered disabled state [ 30.779145][ T70] vx10: left allmulticast mode [ 30.779299][ T70] vx10: left promiscuous mode [ 30.779586][ T70] br1: port 1(vx10) entered disabled state [ 31.312359][ T58] br1: left promiscuous mode [ 31.468949][ T606] br1: port 4(veth2) entered disabled state [ 31.485958][ T607] veth2: left allmulticast mode [ 31.486142][ T607] veth2: left promiscuous mode [ 31.486355][ T607] br1: port 4(veth2) entered disabled state [ 31.528893][ T609] br1: port 3(veth1) entered disabled state [ 31.546369][ T610] veth1: left allmulticast mode [ 31.546561][ T610] veth1: left promiscuous mode [ 31.546774][ T610] br1: port 3(veth1) entered disabled state [ 31.590832][ T612] vx4001: left allmulticast mode [ 31.591006][ T612] vx4001: left promiscuous mode [ 31.591223][ T612] br1: port 5(vx4001) entered disabled state [ 31.680999][ T616] vx20: left allmulticast mode [ 31.681196][ T616] vx20: left promiscuous mode [ 31.681412][ T616] br1: port 2(vx20) entered disabled state [ 31.772121][ T620] vx10: left allmulticast mode [ 31.772137][ T620] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.772140][ T620] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 620, name: ip [ 31.772141][ T620] preempt_count: 1, expected: 0 [ 31.772142][ T620] RCU nest depth: 0, expected: 0 [ 31.772143][ T620] INFO: lockdep is turned off. [ 31.772144][ T620] irq event stamp: 0 [ 31.772145][ T620] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 31.772150][ T620] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 31.772155][ T620] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 31.772157][ T620] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 31.772158][ T620] Preemption disabled at: [ 31.772159][ T620] [] vprintk_emit+0x31b/0x3e0 [ 31.772166][ T620] CPU: 3 UID: 0 PID: 620 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.772170][ T620] Tainted: [W]=WARN [ 31.772171][ T620] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.772172][ T620] Call Trace: [ 31.772174][ T620] [ 31.772175][ T620] dump_stack_lvl+0x6f/0xa0 [ 31.772181][ T620] ? vprintk_emit+0x31b/0x3e0 [ 31.772182][ T620] __might_resched.cold+0x1fe/0x2c1 [ 31.772186][ T620] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.772189][ T620] ? __asan_memcpy+0x3c/0x60 [ 31.772192][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772196][ T620] __kmalloc_noprof+0x443/0x760 [ 31.772199][ T620] ? __rwlock_init+0x150/0x150 [ 31.772201][ T620] ? alloc_buf.isra.0+0x4b/0x260 [ 31.772205][ T620] ? do_raw_spin_unlock+0x59/0x250 [ 31.772206][ T620] alloc_buf.isra.0+0x4b/0x260 [ 31.772208][ T620] put_chars+0x1e1/0x2f0 [ 31.772210][ T620] ? __send_to_port+0x420/0x420 [ 31.772212][ T620] ? console_prepend_replay+0x20/0x20 [ 31.772214][ T620] hvc_console_print+0x292/0x780 [ 31.772217][ T620] ? hvc_write+0x3a0/0x3a0 [ 31.772219][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772221][ T620] ? lock_acquire+0x13c/0x160 [ 31.772223][ T620] console_emit_next_record+0x22f/0x4c0 [ 31.772225][ T620] ? devkmsg_read+0x4b0/0x4b0 [ 31.772227][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772229][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772230][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772232][ T620] ? lock_acquire+0x13c/0x160 [ 31.772234][ T620] ? console_flush_one_record+0x111/0x710 [ 31.772235][ T620] console_flush_one_record+0x46f/0x710 [ 31.772238][ T620] ? console_emit_next_record+0x4c0/0x4c0 [ 31.772240][ T620] console_unlock+0xee/0x1f0 [ 31.772242][ T620] ? lock_acquire+0x13c/0x160 [ 31.772244][ T620] ? console_flush_one_record+0x710/0x710 [ 31.772245][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772247][ T620] ? lock_release+0x184/0x1f0 [ 31.772248][ T620] ? lock_acquire+0x60/0x160 [ 31.772250][ T620] ? __rcu_read_lock+0x30/0x70 [ 31.772252][ T620] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.772253][ T620] ? vprintk_emit+0x320/0x3e0 [ 31.772255][ T620] vprintk_emit+0x37c/0x3e0 [ 31.772258][ T620] ? wake_up_klogd_work_func+0x90/0x90 [ 31.772259][ T620] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 31.772262][ T620] ? netlink_unicast+0x486/0x750 [ 31.772265][ T620] ? netlink_sendmsg+0x735/0xc60 [ 31.772266][ T620] ? ____sys_sendmsg+0x415/0x880 [ 31.772269][ T620] ? ___sys_sendmsg+0x14e/0x1d0 [ 31.772270][ T620] ? __sys_sendmsg+0x12c/0x1d0 [ 31.772272][ T620] ? do_syscall_64+0xff/0x530 [ 31.772275][ T620] _printk+0xc7/0x100 [ 31.772278][ T620] ? snapshot_read.cold+0x21/0x21 [ 31.772280][ T620] ? netdev_name+0x43/0x60 [ 31.772283][ T620] ? __netdev_printk+0x17f/0x1d0 [ 31.772284][ T620] netdev_info+0xe2/0x116 [ 31.772286][ T620] ? netdev_notice+0x120/0x120 [ 31.772288][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772290][ T620] ? __up_read+0x355/0x9e0 [ 31.772291][ T620] ? trace_hardirqs_on+0x36/0x40 [ 31.772294][ T620] ? down_write_nested+0x200/0x200 [ 31.772295][ T620] ? mutex_is_locked+0x1c/0x50 [ 31.772298][ T620] netif_set_allmulti.cold+0x7c/0x166 [ 31.772301][ T620] dev_set_allmulti+0xa2/0x150 [ 31.772303][ T620] del_nbp+0xb7/0xc10 [bridge] [ 31.772316][ T620] ? is_bpf_text_address+0x72/0x110 [ 31.772319][ T620] ? kernel_text_address+0x149/0x170 [ 31.772322][ T620] br_del_if+0xab/0x200 [bridge] [ 31.772328][ T620] ? rtnl_is_locked+0x15/0x20 [ 31.772331][ T620] do_set_master+0x15c/0x580 [ 31.772333][ T620] do_setlink.isra.0+0xa31/0x2750 [ 31.772335][ T620] ? stack_trace_save+0x93/0xc0 [ 31.772338][ T620] ? rtnl_link_get_size+0x350/0x350 [ 31.772339][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772340][ T620] ? stack_depot_save_flags+0x1bc/0x790 [ 31.772344][ T620] ? kasan_save_stack+0x3d/0x50 [ 31.772346][ T620] ? kasan_save_stack+0x2f/0x50 [ 31.772348][ T620] ? kasan_save_track+0x14/0x30 [ 31.772349][ T620] ? __kasan_kmalloc+0x7b/0x90 [ 31.772351][ T620] ? __kmalloc_cache_noprof+0x29a/0x620 [ 31.772352][ T620] ? rtnl_newlink+0x124/0x11c0 [ 31.772353][ T620] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 31.772354][ T620] ? netlink_rcv_skb+0x14e/0x3a0 [ 31.772356][ T620] ? netlink_unicast+0x486/0x750 [ 31.772357][ T620] ? netlink_sendmsg+0x735/0xc60 [ 31.772358][ T620] ? ____sys_sendmsg+0x415/0x880 [ 31.772360][ T620] ? ___sys_sendmsg+0x14e/0x1d0 [ 31.772361][ T620] ? __sys_sendmsg+0x12c/0x1d0 [ 31.772363][ T620] ? do_syscall_64+0xff/0x530 [ 31.772364][ T620] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.772366][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772368][ T620] ? lock_acquire+0x13c/0x160 [ 31.772369][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772371][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772372][ T620] ? trace_contention_end+0xb3/0x180 [ 31.772375][ T620] ? __mutex_lock+0x1db/0x1ea0 [ 31.772377][ T620] ? __mutex_lock+0x9a3/0x1ea0 [ 31.772378][ T620] ? rtnl_newlink+0x9a8/0x11c0 [ 31.772379][ T620] ? ww_mutex_lock+0x160/0x160 [ 31.772381][ T620] ? nla_get_range_signed+0x3d0/0x3d0 [ 31.772383][ T620] ? __rtnl_newlink+0x3fa/0xa50 [ 31.772385][ T620] rtnl_newlink+0x9f1/0x11c0 [ 31.772387][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772389][ T620] ? rtnl_bridge_getlink+0x850/0x850 [ 31.772390][ T620] ? lock_acquire+0x13c/0x160 [ 31.772391][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772393][ T620] ? is_bpf_text_address+0x3e/0x110 [ 31.772395][ T620] ? is_bpf_text_address+0x72/0x110 [ 31.772397][ T620] ? kernel_text_address+0x149/0x170 [ 31.772398][ T620] ? __kernel_text_address+0x12/0x30 [ 31.772399][ T620] ? write_profile+0xf0/0xf0 [ 31.772400][ T620] ? unwind_get_return_address+0x67/0xd0 [ 31.772403][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772405][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772406][ T620] ? cap_capable+0x1d7/0x3d0 [ 31.772409][ T620] ? lock_acquire+0x13c/0x160 [ 31.772411][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772413][ T620] ? rtnl_bridge_getlink+0x850/0x850 [ 31.772414][ T620] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 31.772415][ T620] ? rtnl_link_fill+0x920/0x920 [ 31.772419][ T620] ? filter_irq_stacks+0xd0/0xd0 [ 31.772421][ T620] ? stack_depot_save_flags+0x1bc/0x790 [ 31.772423][ T620] netlink_rcv_skb+0x14e/0x3a0 [ 31.772425][ T620] ? rtnl_link_fill+0x920/0x920 [ 31.772426][ T620] ? lock_release+0x184/0x1f0 [ 31.772427][ T620] ? netlink_ack+0xcf0/0xcf0 [ 31.772429][ T620] ? __netlink_lookup+0xb9/0x6b0 [ 31.772431][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772433][ T620] ? lock_release+0x184/0x1f0 [ 31.772435][ T620] netlink_unicast+0x486/0x750 [ 31.772437][ T620] ? netlink_attachskb+0x810/0x810 [ 31.772438][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772440][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772441][ T620] ? lock_acquire+0x13c/0x160 [ 31.772443][ T620] netlink_sendmsg+0x735/0xc60 [ 31.772445][ T620] ? netlink_unicast+0x750/0x750 [ 31.772447][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772449][ T620] ? lock_release+0x184/0x1f0 [ 31.772451][ T620] ____sys_sendmsg+0x415/0x880 [ 31.772452][ T620] ? copy_msghdr_from_user+0x279/0x420 [ 31.772454][ T620] ? get_timestamp.constprop.0+0x390/0x390 [ 31.772455][ T620] ? move_addr_to_kernel+0x40/0x40 [ 31.772457][ T620] ? filter_irq_stacks+0xd0/0xd0 [ 31.772459][ T620] ___sys_sendmsg+0x14e/0x1d0 [ 31.772461][ T620] ? copy_msghdr_from_user+0x420/0x420 [ 31.772466][ T620] __sys_sendmsg+0x12c/0x1d0 [ 31.772468][ T620] ? __sys_sendmsg_sock+0x20/0x20 [ 31.772470][ T620] ? rcu_is_watching+0x16/0xd0 [ 31.772472][ T620] do_syscall_64+0xff/0x530 [ 31.772473][ T620] ? exc_page_fault+0xee/0x100 [ 31.772476][ T620] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.772478][ T620] RIP: 0033:0x7fe30f71554e [ 31.772479][ T620] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 31.772481][ T620] RSP: 002b:00007ffc59822130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.772485][ T620] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe30f71554e [ 31.772486][ T620] RDX: 0000000000000000 RSI: 00007ffc598221e0 RDI: 0000000000000005 [ 31.772487][ T620] RBP: 00007ffc59822140 R08: 0000000000000000 R09: 0000000000000000 [ 31.772488][ T620] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915980 [ 31.772489][ T620] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc598228a0 [ 31.772491][ T620] [ 31.797038][ T620] vx10: left promiscuous mode [ 31.797301][ T620] br1: port 1(vx10) entered disabled state [ 31.801905][ T620] ip (620) used greatest stack depth: 23208 bytes left