[ 10.110077][ T223] veth0: renamed from veth-hv-1 [ 10.110137][ T223] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.110139][ T223] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 223, name: ip [ 10.110140][ T223] preempt_count: 1, expected: 0 [ 10.110141][ T223] RCU nest depth: 0, expected: 0 [ 10.110142][ T223] locks held by ip/223: 5, last CPU#2: [ 10.110144][ T223] #0: ffffffff9f71b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 10.110155][ T223] #1: ffffffff9ef7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.110161][ T223] #2: ffffffff9ef7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.110165][ T223] #3: ffffffff9ee9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.110168][ T223] #4: ffffffff9ee9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.110172][ T223] irq event stamp: 15308 [ 10.110173][ T223] hardirqs last enabled at (15307): [] __down_trylock_console_sem+0x86/0xa0 [ 10.110176][ T223] hardirqs last disabled at (15308): [] console_emit_next_record+0x3d4/0x4c0 [ 10.110178][ T223] softirqs last enabled at (15302): [] netif_change_name+0x216/0x8c0 [ 10.110181][ T223] softirqs last disabled at (15300): [] netif_change_name+0x1ad/0x8c0 [ 10.110184][ T223] Preemption disabled at: [ 10.110184][ T223] [] vprintk_emit+0x31b/0x3e0 [ 10.110211][ T223] CPU: 2 UID: 0 PID: 223 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.110215][ T223] Tainted: [W]=WARN [ 10.110215][ T223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.110217][ T223] Call Trace: [ 10.110218][ T223] [ 10.110220][ T223] dump_stack_lvl+0x6f/0xa0 [ 10.110226][ T223] ? vprintk_emit+0x31b/0x3e0 [ 10.110227][ T223] __might_resched.cold+0x1fe/0x2c1 [ 10.110232][ T223] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.110236][ T223] ? __kmalloc_noprof+0xdb/0x760 [ 10.110240][ T223] __kmalloc_noprof+0x443/0x760 [ 10.110242][ T223] ? alloc_buf.isra.0+0x4b/0x260 [ 10.110249][ T223] ? do_raw_spin_unlock+0x59/0x250 [ 10.110251][ T223] alloc_buf.isra.0+0x4b/0x260 [ 10.110255][ T223] put_chars+0x1e1/0x2f0 [ 10.110257][ T223] ? __send_to_port+0x420/0x420 [ 10.110264][ T223] hvc_console_print+0x292/0x780 [ 10.110271][ T223] ? hvc_write+0x3a0/0x3a0 [ 10.110274][ T223] ? lock_acquire+0x13c/0x160 [ 10.110279][ T223] console_emit_next_record+0x22f/0x4c0 [ 10.110283][ T223] ? devkmsg_read+0x4b0/0x4b0 [ 10.110284][ T223] ? console_flush_one_record+0x106/0x710 [ 10.110288][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110290][ T223] ? lock_acquire+0x13c/0x160 [ 10.110294][ T223] console_flush_one_record+0x46f/0x710 [ 10.110298][ T223] ? console_emit_next_record+0x4c0/0x4c0 [ 10.110300][ T223] ? __lock_acquire+0x518/0xc20 [ 10.110305][ T223] console_unlock+0xee/0x1f0 [ 10.110308][ T223] ? console_flush_one_record+0x710/0x710 [ 10.110310][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110311][ T223] ? lock_acquire+0xe0/0x160 [ 10.110315][ T223] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.110316][ T223] ? vprintk_emit+0x320/0x3e0 [ 10.110319][ T223] vprintk_emit+0x37c/0x3e0 [ 10.110322][ T223] ? wake_up_klogd_work_func+0x90/0x90 [ 10.110324][ T223] ? save_trace+0x68/0x280 [ 10.110328][ T223] _printk+0xc7/0x100 [ 10.110332][ T223] ? snapshot_read.cold+0x21/0x21 [ 10.110335][ T223] ? validate_chain+0x34a/0xc20 [ 10.110337][ T223] ? netdev_name+0x43/0x60 [ 10.110341][ T223] ? __netdev_printk+0x17f/0x1d0 [ 10.110344][ T223] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.110346][ T223] netdev_info+0xe2/0x116 [ 10.110349][ T223] ? netdev_notice+0x120/0x120 [ 10.110351][ T223] ? find_held_lock+0x2b/0x80 [ 10.110354][ T223] ? __lock_release.isra.0+0x69/0x1a0 [ 10.110357][ T223] ? mark_held_locks+0x40/0x70 [ 10.110360][ T223] ? do_setlink.isra.0+0x1f7d/0x2a60 [ 10.110362][ T223] netif_change_name.cold+0x4f/0x89 [ 10.110364][ T223] ? is_bpf_text_address+0x68/0x110 [ 10.110369][ T223] ? netdev_adjacent_rename_links+0x470/0x470 [ 10.110372][ T223] ? __kernel_text_address+0x12/0x30 [ 10.110374][ T223] ? write_profile+0xf0/0xf0 [ 10.110378][ T223] ? __asan_memset+0x27/0x50 [ 10.110384][ T223] do_setlink.isra.0+0x1f7d/0x2a60 [ 10.110387][ T223] ? stack_trace_save+0x93/0xc0 [ 10.110389][ T223] ? rtnl_link_get_size+0x350/0x350 [ 10.110390][ T223] ? rcu_read_lock_any_held+0x66/0x90 [ 10.110393][ T223] ? stack_depot_save_flags+0x38e/0x790 [ 10.110396][ T223] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.110398][ T223] ? rcu_read_lock_any_held+0x3c/0x90 [ 10.110400][ T223] ? validate_chain+0x38b/0xc20 [ 10.110402][ T223] ? kasan_save_stack+0x3d/0x50 [ 10.110404][ T223] ? kasan_save_stack+0x2f/0x50 [ 10.110405][ T223] ? kasan_save_track+0x14/0x30 [ 10.110406][ T223] ? __kasan_kmalloc+0x7b/0x90 [ 10.110409][ T223] ? __lock_acquire+0x518/0xc20 [ 10.110410][ T223] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 10.110413][ T223] ? ___sys_sendmsg+0xd0/0x1d0 [ 10.110417][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 10.110419][ T223] ? rtnl_newlink+0x9a8/0x11b0 [ 10.110421][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110423][ T223] ? lock_acquire+0x13c/0x160 [ 10.110424][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110425][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110427][ T223] ? trace_contention_end+0xb3/0x180 [ 10.110429][ T223] ? __mutex_lock+0x1db/0x1ea0 [ 10.110432][ T223] ? __mutex_lock+0x9a3/0x1ea0 [ 10.110434][ T223] ? rtnl_newlink+0x9a8/0x11b0 [ 10.110437][ T223] ? ww_mutex_lock+0x160/0x160 [ 10.110438][ T223] ? nla_get_range_signed+0x3d0/0x3d0 [ 10.110443][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110446][ T223] ? __rtnl_newlink+0x3fa/0xa50 [ 10.110451][ T223] rtnl_newlink+0x9f1/0x11b0 [ 10.110456][ T223] ? rtnl_bridge_getlink+0x850/0x850 [ 10.110458][ T223] ? __lock_acquire+0x518/0xc20 [ 10.110464][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 10.110466][ T223] ? find_held_lock+0x2b/0x80 [ 10.110468][ T223] ? rtnl_bridge_getlink+0x850/0x850 [ 10.110470][ T223] ? __lock_release.isra.0+0x69/0x1a0 [ 10.110473][ T223] ? rtnl_bridge_getlink+0x850/0x850 [ 10.110475][ T223] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 10.110478][ T223] ? rtnl_link_fill+0x920/0x920 [ 10.110480][ T223] ? __lock_acquire+0x518/0xc20 [ 10.110484][ T223] ? lock_acquire.part.0+0xd4/0x280 [ 10.110486][ T223] ? find_held_lock+0x2b/0x80 [ 10.110489][ T223] netlink_rcv_skb+0x14e/0x3a0 [ 10.110492][ T223] ? rtnl_link_fill+0x920/0x920 [ 10.110495][ T223] ? netlink_ack+0xcf0/0xcf0 [ 10.110501][ T223] ? netlink_deliver_tap+0xc5/0x330 [ 10.110503][ T223] ? netlink_deliver_tap+0x13c/0x330 [ 10.110508][ T223] netlink_unicast+0x486/0x750 [ 10.110512][ T223] ? netlink_attachskb+0x810/0x810 [ 10.110514][ T223] ? find_held_lock+0x2b/0x80 [ 10.110518][ T223] netlink_sendmsg+0x75b/0xc90 [ 10.110522][ T223] ? netlink_unicast+0x750/0x750 [ 10.110526][ T223] ? __lock_release.isra.0+0x69/0x1a0 [ 10.110527][ T223] ? __import_iovec+0x36c/0x620 [ 10.110532][ T223] __sock_sendmsg+0xce/0x190 [ 10.110535][ T223] ____sys_sendmsg+0x61a/0x860 [ 10.110537][ T223] ? copy_msghdr_from_user+0x279/0x420 [ 10.110540][ T223] ? sock_write_iter+0x400/0x400 [ 10.110541][ T223] ? move_addr_to_kernel+0x40/0x40 [ 10.110548][ T223] ___sys_sendmsg+0x14e/0x1d0 [ 10.110551][ T223] ? copy_msghdr_from_user+0x420/0x420 [ 10.110567][ T223] __sys_sendmsg+0x12c/0x1d0 [ 10.110570][ T223] ? __sys_sendmsg_sock+0x20/0x20 [ 10.110576][ T223] ? rcu_is_watching+0x16/0xd0 [ 10.110579][ T223] do_syscall_64+0xff/0x530 [ 10.110582][ T223] ? irq_exit_rcu+0x1a/0x30 [ 10.110586][ T223] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.110588][ T223] RIP: 0033:0x7fb05f42454e [ 10.110591][ T223] 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 [ 10.110593][ T223] RSP: 002b:00007ffd484471e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 10.110595][ T223] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb05f42454e [ 10.110597][ T223] RDX: 0000000000000000 RSI: 00007ffd48447290 RDI: 0000000000000005 [ 10.110598][ T223] RBP: 00007ffd484471f0 R08: 0000000000000000 R09: 0000000000000000 [ 10.110598][ T223] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a919e6b [ 10.110599][ T223] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd48447960 [ 10.110606][ T223] [ 10.163318][ T223] ip (223) used greatest stack depth: 23208 bytes left [ 10.531762][ T251] br0: port 1(vxlan0) entered blocking state [ 10.532065][ T251] br0: port 1(vxlan0) entered disabled state [ 10.532341][ T251] vxlan0: entered allmulticast mode [ 10.533367][ T251] vxlan0: entered promiscuous mode [ 10.559742][ T252] br0: port 1(vxlan0) entered blocking state [ 10.560242][ T252] br0: port 1(vxlan0) entered forwarding state [ 10.637199][ T254] veth0: renamed from veth-hv-2 [ 10.871664][ T262] br0: port 1(vxlan0) entered blocking state [ 10.872013][ T262] br0: port 1(vxlan0) entered disabled state [ 10.872335][ T262] vxlan0: entered allmulticast mode [ 10.873360][ T262] vxlan0: entered promiscuous mode [ 10.911526][ T263] br0: port 1(vxlan0) entered blocking state [ 10.911827][ T263] br0: port 1(vxlan0) entered forwarding state [ 11.094947][ T269] br0: port 2(veth-tap) entered blocking state [ 11.095472][ T269] br0: port 2(veth-tap) entered disabled state [ 11.095862][ T269] veth-tap: entered allmulticast mode [ 11.097890][ T269] veth-tap: entered promiscuous mode [ 11.310897][ T37] br0: port 2(veth-tap) entered blocking state [ 11.310947][ T37] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.310949][ T37] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 37, name: kworker/u18:0 [ 11.310951][ T37] preempt_count: 202, expected: 0 [ 11.310952][ T37] RCU nest depth: 0, expected: 0 [ 11.310952][ T37] locks held by kworker/u18:0/37: 8, last CPU#1: [ 11.310955][ T37] #0: ff1100000115a940 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 11.310970][ T37] #1: ffa000000029fd10 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 11.310974][ T37] #2: ffffffff9f71b740 (rtnl_mutex){+.+.}-{4:4}, at: linkwatch_event+0x4e/0xb0 [ 11.310980][ T37] #3: ff11000005ea2e98 (&br->lock){+...}-{3:3}, at: br_port_carrier_check+0x161/0x430 [ 11.310985][ T37] #4: ffffffff9ef7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.310990][ T37] #5: ffffffff9ef7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.310994][ T37] #6: ffffffff9ee9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.310997][ T37] #7: ffffffff9ee9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.311001][ T37] irq event stamp: 63941 [ 11.311002][ T37] hardirqs last enabled at (63940): [] __down_trylock_console_sem+0x86/0xa0 [ 11.311006][ T37] hardirqs last disabled at (63941): [] console_emit_next_record+0x3d4/0x4c0 [ 11.311008][ T37] softirqs last enabled at (63902): [] inet6_fill_ifla6_attrs+0x1cec/0x23e0 [ 11.311010][ T37] softirqs last disabled at (63936): [] br_port_carrier_check+0x161/0x430 [ 11.311013][ T37] Preemption disabled at: [ 11.311013][ T37] [<0000000000000000>] 0x0 [ 11.311020][ T37] CPU: 1 UID: 0 PID: 37 Comm: kworker/u18:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.311024][ T37] Tainted: [W]=WARN [ 11.311025][ T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.311026][ T37] Workqueue: events_unbound linkwatch_event [ 11.311030][ T37] Call Trace: [ 11.311031][ T37] [ 11.311033][ T37] dump_stack_lvl+0x6f/0xa0 [ 11.311039][ T37] __might_resched.cold+0x1fe/0x2c1 [ 11.311044][ T37] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.311048][ T37] ? __kmalloc_noprof+0xdb/0x760 [ 11.311053][ T37] __kmalloc_noprof+0x443/0x760 [ 11.311055][ T37] ? alloc_buf.isra.0+0x4b/0x260 [ 11.311062][ T37] ? do_raw_spin_unlock+0x59/0x250 [ 11.311064][ T37] alloc_buf.isra.0+0x4b/0x260 [ 11.311068][ T37] put_chars+0x1e1/0x2f0 [ 11.311071][ T37] ? __send_to_port+0x420/0x420 [ 11.311072][ T37] ? check_prev_add+0xef/0xe90 [ 11.311077][ T37] ? validate_chain+0x34a/0xc20 [ 11.311081][ T37] hvc_console_print+0x292/0x780 [ 11.311085][ T37] ? mark_usage+0x61/0x170 [ 11.311087][ T37] ? __lock_acquire+0x518/0xc20 [ 11.311088][ T37] ? __lock_acquire+0x518/0xc20 [ 11.311093][ T37] ? hvc_write+0x3a0/0x3a0 [ 11.311095][ T37] ? lock_acquire.part.0+0xd4/0x280 [ 11.311099][ T37] ? lock_acquire+0x13c/0x160 [ 11.311103][ T37] console_emit_next_record+0x22f/0x4c0 [ 11.311107][ T37] ? devkmsg_read+0x4b0/0x4b0 [ 11.311109][ T37] ? console_flush_one_record+0x106/0x710 [ 11.311113][ T37] ? rcu_is_watching+0x16/0xd0 [ 11.311115][ T37] ? lock_acquire+0x13c/0x160 [ 11.311120][ T37] console_flush_one_record+0x46f/0x710 [ 11.311124][ T37] ? console_emit_next_record+0x4c0/0x4c0 [ 11.311126][ T37] ? __lock_acquire+0x518/0xc20 [ 11.311131][ T37] console_unlock+0xee/0x1f0 [ 11.311134][ T37] ? console_flush_one_record+0x710/0x710 [ 11.311136][ T37] ? rcu_is_watching+0x16/0xd0 [ 11.311138][ T37] ? lock_acquire+0xe0/0x160 [ 11.311142][ T37] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.311143][ T37] ? vprintk_emit+0x320/0x3e0 [ 11.311146][ T37] vprintk_emit+0x37c/0x3e0 [ 11.311150][ T37] ? wake_up_klogd_work_func+0x90/0x90 [ 11.311155][ T37] _printk+0xc7/0x100 [ 11.311159][ T37] ? snapshot_read.cold+0x21/0x21 [ 11.311165][ T37] ? lock_acquire.part.0+0xd4/0x280 [ 11.311169][ T37] br_set_state+0x22f/0x430 [ 11.311173][ T37] br_init_port+0xc4/0x200 [ 11.311175][ T37] br_stp_enable_port+0x12/0x50 [ 11.311177][ T37] br_port_carrier_check+0x220/0x430 [ 11.311181][ T37] br_device_event+0x52d/0x8f0 [ 11.311185][ T37] ? packet_sendmsg_spkt+0x1360/0x1360 [ 11.311187][ T37] ? nlmsg_notify+0x62/0x250 [ 11.311194][ T37] notifier_call_chain+0xae/0x300 [ 11.311200][ T37] netif_state_change+0x139/0x3d0 [ 11.311205][ T37] ? call_netdevice_notifiers_info+0xd0/0xd0 [ 11.311210][ T37] ? linkwatch_do_dev+0xae/0xd0 [ 11.311212][ T37] __linkwatch_run_queue+0x350/0x850 [ 11.311215][ T37] ? linkwatch_do_dev+0xd0/0xd0 [ 11.311218][ T37] ? lock_acquire.part.0+0xd4/0x280 [ 11.311222][ T37] linkwatch_event+0x7f/0xb0 [ 11.311225][ T37] ? __linkwatch_run_queue+0x850/0x850 [ 11.311228][ T37] process_one_work+0xe3e/0x1560 [ 11.311235][ T37] ? __queue_delayed_work+0x470/0x470 [ 11.311238][ T37] ? lock_acquire.part.0+0xd4/0x280 [ 11.311246][ T37] worker_thread+0x4f1/0xd60 [ 11.311254][ T37] ? rescuer_thread+0x1340/0x1340 [ 11.311256][ T37] kthread+0x367/0x460 [ 11.311258][ T37] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 11.311261][ T37] ? kthread_affine_preferred+0x4c0/0x4c0 [ 11.311264][ T37] ret_from_fork+0x474/0x6b0 [ 11.311268][ T37] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 11.311272][ T37] ? __switch_to+0x5a3/0xe00 [ 11.311275][ T37] ? kthread_affine_preferred+0x4c0/0x4c0 [ 11.311278][ T37] ret_from_fork_asm+0x11/0x20 [ 11.311287][ T37] [ 11.332122][ T37] br0: port 2(veth-tap) entered forwarding state [ 11.499349][ T286] br0: port 2(veth-tap) entered blocking state [ 11.499674][ T286] br0: port 2(veth-tap) entered disabled state [ 11.499977][ T286] veth-tap: entered allmulticast mode [ 11.501480][ T286] veth-tap: entered promiscuous mode [ 11.536635][ T288] br0: port 2(veth-tap) entered blocking state [ 11.537023][ T288] br0: port 2(veth-tap) entered forwarding state [ 11.878648][ T304] br0: port 1(vxlan0) entered disabled state [ 11.912664][ T305] br0: port 1(vxlan0) entered blocking state [ 11.912985][ T305] br0: port 1(vxlan0) entered forwarding state [ 11.983195][ T307] br0: port 1(vxlan0) entered disabled state [ 12.013235][ T308] br0: port 1(vxlan0) entered blocking state [ 12.013537][ T308] br0: port 1(vxlan0) entered forwarding state [ 12.291129][ T71] veth-tap: left allmulticast mode [ 12.291417][ T71] veth-tap: left promiscuous mode [ 12.291737][ T71] br0: port 2(veth-tap) entered disabled state [ 12.293453][ T71] vxlan0: left allmulticast mode [ 12.293652][ T71] vxlan0: left promiscuous mode [ 12.293918][ T71] br0: port 1(vxlan0) entered disabled state [ 12.342789][ T71] br0: port 1(vxlan0) entered disabled state [ 12.342798][ T71] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.342800][ T71] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 71, name: kworker/u16:1 [ 12.342801][ T71] preempt_count: 202, expected: 0 [ 12.342802][ T71] RCU nest depth: 0, expected: 0 [ 12.342803][ T71] locks held by kworker/u16:1/71: 9, last CPU#2: [ 12.342805][ T71] #0: ff11000001a19d40 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 12.342817][ T71] #1: ffa00000004c7d10 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 12.342820][ T71] #2: ffffffff9f6ffa68 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0xbf/0x940 [ 12.342826][ T71] #3: ffffffff9f71b740 (rtnl_mutex){+.+.}-{4:4}, at: default_device_exit_batch+0x9a/0x600 [ 12.342830][ T71] #4: ff1100000fc7ae98 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [ 12.342835][ T71] #5: ffffffff9ef7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.342839][ T71] #6: ffffffff9ef7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.342843][ T71] #7: ffffffff9ee9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.342846][ T71] #8: ffffffff9ee9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.342850][ T71] irq event stamp: 73881 [ 12.342851][ T71] hardirqs last enabled at (73880): [] __down_trylock_console_sem+0x86/0xa0 [ 12.342854][ T71] hardirqs last disabled at (73881): [] console_emit_next_record+0x3d4/0x4c0 [ 12.342856][ T71] softirqs last enabled at (73864): [] ipv6_mc_down+0x134/0x2d0 [ 12.342859][ T71] softirqs last disabled at (73876): [] br_device_event+0x1d7/0x8f0 [ 12.342861][ T71] Preemption disabled at: [ 12.342861][ T71] [<0000000000000000>] 0x0 [ 12.342868][ T71] CPU: 2 UID: 0 PID: 71 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.342871][ T71] Tainted: [W]=WARN [ 12.342872][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.342874][ T71] Workqueue: netns cleanup_net [ 12.342877][ T71] Call Trace: [ 12.342878][ T71] [ 12.342880][ T71] dump_stack_lvl+0x6f/0xa0 [ 12.342887][ T71] __might_resched.cold+0x1fe/0x2c1 [ 12.342892][ T71] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.342896][ T71] ? __kmalloc_noprof+0xdb/0x760 [ 12.342900][ T71] __kmalloc_noprof+0x443/0x760 [ 12.342902][ T71] ? alloc_buf.isra.0+0x4b/0x260 [ 12.342909][ T71] ? do_raw_spin_unlock+0x59/0x250 [ 12.342911][ T71] alloc_buf.isra.0+0x4b/0x260 [ 12.342915][ T71] put_chars+0x1e1/0x2f0 [ 12.342917][ T71] ? __send_to_port+0x420/0x420 [ 12.342924][ T71] hvc_console_print+0x292/0x780 [ 12.342931][ T71] ? hvc_write+0x3a0/0x3a0 [ 12.342935][ T71] ? lock_acquire+0x13c/0x160 [ 12.342939][ T71] console_emit_next_record+0x22f/0x4c0 [ 12.342943][ T71] ? devkmsg_read+0x4b0/0x4b0 [ 12.342945][ T71] ? console_flush_one_record+0x106/0x710 [ 12.342948][ T71] ? rcu_is_watching+0x16/0xd0 [ 12.342951][ T71] ? lock_acquire+0x13c/0x160 [ 12.342955][ T71] console_flush_one_record+0x46f/0x710 [ 12.342959][ T71] ? console_emit_next_record+0x4c0/0x4c0 [ 12.342963][ T71] ? __lock_acquire+0x518/0xc20 [ 12.342968][ T71] console_unlock+0xee/0x1f0 [ 12.342971][ T71] ? console_flush_one_record+0x710/0x710 [ 12.342973][ T71] ? rcu_is_watching+0x16/0xd0 [ 12.342975][ T71] ? lock_acquire+0xe0/0x160 [ 12.342979][ T71] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.342980][ T71] ? vprintk_emit+0x320/0x3e0 [ 12.342983][ T71] vprintk_emit+0x37c/0x3e0 [ 12.342986][ T71] ? wake_up_klogd_work_func+0x90/0x90 [ 12.342988][ T71] ? mark_held_locks+0x40/0x70 [ 12.342990][ T71] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.342992][ T71] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.342997][ T71] _printk+0xc7/0x100 [ 12.343000][ T71] ? snapshot_read.cold+0x21/0x21 [ 12.343008][ T71] br_set_state+0x22f/0x430 [ 12.343013][ T71] br_stp_disable_port+0x11f/0x390 [ 12.343016][ T71] br_device_event+0x7b5/0x8f0 [ 12.343018][ T71] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.343022][ T71] ? packet_sendmsg_spkt+0x1360/0x1360 [ 12.343028][ T71] notifier_call_chain+0xae/0x300 [ 12.343034][ T71] netif_close_many+0x366/0x770 [ 12.343038][ T71] ? mutex_is_locked+0x1c/0x50 [ 12.343040][ T71] ? __dev_close_many+0x680/0x680 [ 12.343043][ T71] ? netif_close_many_and_unlock+0x22/0x2c0 [ 12.343047][ T71] unregister_netdevice_many_notify+0x71a/0x1b40 [ 12.343050][ T71] ? vxlan_dellink+0x244/0x3f0 [vxlan] [ 12.343058][ T71] ? unregister_netdevice_queued+0x80/0x80 [ 12.343063][ T71] ? net_generic+0xb3/0x1e0 [vxlan] [ 12.343070][ T71] vxlan_netdevice_event+0x27c/0x3e0 [vxlan] [ 12.343075][ T71] ? vxlan_exit_rtnl+0x160/0x160 [vxlan] [ 12.343078][ T71] ? netconsole_netdev_event+0x486/0xe50 [ 12.343085][ T71] notifier_call_chain+0xae/0x300 [ 12.343090][ T71] unregister_netdevice_many_notify+0xc5a/0x1b40 [ 12.343095][ T71] ? unregister_netdevice_queued+0x80/0x80 [ 12.343098][ T71] ? vrf_map_unregister_dev+0x410/0x410 [ 12.343105][ T71] default_device_exit_batch+0x38b/0x600 [ 12.343109][ T71] ? unregister_netdevice_queue+0x470/0x470 [ 12.343111][ T71] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.343114][ T71] ? fou_exit_net+0x30/0x110 [ 12.343118][ T71] ops_undo_list+0x2ce/0x8f0 [ 12.343122][ T71] ? lockdep_hardirqs_on+0x91/0x130 [ 12.343125][ T71] ? netns_install+0x2a0/0x2a0 [ 12.343126][ T71] ? __lock_release.isra.0+0x69/0x1a0 [ 12.343129][ T71] ? idr_destroy+0x121/0x250 [ 12.343134][ T71] cleanup_net+0x431/0x940 [ 12.343137][ T71] ? net_passive_dec+0x230/0x230 [ 12.343141][ T71] ? lock_acquire+0x13c/0x160 [ 12.343143][ T71] ? rcu_is_watching+0x16/0xd0 [ 12.343146][ T71] process_one_work+0xe3e/0x1560 [ 12.343153][ T71] ? __queue_delayed_work+0x470/0x470 [ 12.343156][ T71] ? lock_acquire.part.0+0xd4/0x280 [ 12.343164][ T71] worker_thread+0x4f1/0xd60 [ 12.343168][ T71] ? rescuer_thread+0x1340/0x1340 [ 12.343170][ T71] ? __kthread_parkme+0xbd/0x210 [ 12.343173][ T71] ? rescuer_thread+0x1340/0x1340 [ 12.343176][ T71] ? rescuer_thread+0x1340/0x1340 [ 12.343178][ T71] kthread+0x367/0x460 [ 12.343180][ T71] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.343183][ T71] ? kthread_affine_preferred+0x4c0/0x4c0 [ 12.343186][ T71] ret_from_fork+0x474/0x6b0 [ 12.343190][ T71] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 12.343194][ T71] ? __switch_to+0x5a3/0xe00 [ 12.343197][ T71] ? kthread_affine_preferred+0x4c0/0x4c0 [ 12.343200][ T71] ret_from_fork_asm+0x11/0x20 [ 12.343209][ T71] [ 12.386873][ T71] vxlan0 (unregistering): left allmulticast mode [ 12.390294][ T71] vxlan0 (unregistering): left promiscuous mode [ 12.390619][ T71] br0: port 1(vxlan0) entered disabled state [ 12.433605][ T71] veth-tap: left allmulticast mode [ 12.433860][ T71] veth-tap: left promiscuous mode [ 12.435588][ T71] br0: port 2(veth-tap) entered disabled state