[ 11.989709][ T246] br1: port 1(veth1) entered blocking state [ 11.989799][ T246] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.989802][ T246] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 246, name: ip [ 11.989803][ T246] preempt_count: 1, expected: 0 [ 11.989805][ T246] RCU nest depth: 0, expected: 0 [ 11.989806][ T246] locks held by ip/246: 5, last CPU#1: [ 11.989808][ T246] #0: ffffffffb22d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.989820][ T246] #1: ffffffffb1b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.989826][ T246] #2: ffffffffb1b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.989830][ T246] #3: ffffffffb1a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.989834][ T246] #4: ffffffffb1a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.989838][ T246] irq event stamp: 21214 [ 11.989839][ T246] hardirqs last enabled at (21213): [] __down_trylock_console_sem+0x86/0xa0 [ 11.989841][ T246] hardirqs last disabled at (21214): [] console_emit_next_record+0x3d4/0x4c0 [ 11.989844][ T246] softirqs last enabled at (21126): [] __alloc_skb+0x4c2/0x5f0 [ 11.989847][ T246] softirqs last disabled at (21124): [] __alloc_skb+0x4c2/0x5f0 [ 11.989849][ T246] Preemption disabled at: [ 11.989850][ T246] [] vprintk_emit+0x31b/0x3e0 [ 11.989856][ T246] CPU: 1 UID: 0 PID: 246 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.989859][ T246] Tainted: [W]=WARN [ 11.989860][ T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.989862][ T246] Call Trace: [ 11.989864][ T246] [ 11.989865][ T246] dump_stack_lvl+0x6f/0xa0 [ 11.989871][ T246] ? vprintk_emit+0x31b/0x3e0 [ 11.989873][ T246] __might_resched.cold+0x1fe/0x2c1 [ 11.989878][ T246] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.989882][ T246] ? __kmalloc_noprof+0xdb/0x760 [ 11.989888][ T246] __kmalloc_noprof+0x443/0x760 [ 11.989890][ T246] ? alloc_buf.isra.0+0x4b/0x260 [ 11.989895][ T246] ? do_raw_spin_unlock+0x59/0x250 [ 11.989898][ T246] alloc_buf.isra.0+0x4b/0x260 [ 11.989901][ T246] put_chars+0x1e1/0x2f0 [ 11.989904][ T246] ? __send_to_port+0x420/0x420 [ 11.989908][ T246] ? validate_chain+0x34a/0xc20 [ 11.989912][ T246] hvc_console_print+0x292/0x780 [ 11.989915][ T246] ? mark_usage+0x61/0x170 [ 11.989917][ T246] ? __lock_acquire+0x518/0xc20 [ 11.989918][ T246] ? __lock_acquire+0x518/0xc20 [ 11.989922][ T246] ? hvc_write+0x3a0/0x3a0 [ 11.989924][ T246] ? console_emit_next_record+0x1df/0x4c0 [ 11.989927][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.989931][ T246] ? lock_acquire+0x13c/0x160 [ 11.989935][ T246] console_emit_next_record+0x22f/0x4c0 [ 11.989939][ T246] ? devkmsg_read+0x4b0/0x4b0 [ 11.989941][ T246] ? console_flush_one_record+0x106/0x710 [ 11.989944][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.989946][ T246] ? lock_acquire+0x13c/0x160 [ 11.989950][ T246] console_flush_one_record+0x46f/0x710 [ 11.989954][ T246] ? console_emit_next_record+0x4c0/0x4c0 [ 11.989956][ T246] ? __lock_acquire+0x518/0xc20 [ 11.989961][ T246] console_unlock+0xee/0x1f0 [ 11.989964][ T246] ? console_flush_one_record+0x710/0x710 [ 11.989966][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.989973][ T246] ? lock_acquire+0x60/0x160 [ 11.989976][ T246] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.989978][ T246] ? vprintk_emit+0x320/0x3e0 [ 11.989981][ T246] vprintk_emit+0x37c/0x3e0 [ 11.989985][ T246] ? wake_up_klogd_work_func+0x90/0x90 [ 11.989987][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 11.989989][ T246] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.989993][ T246] ? mark_held_locks+0x40/0x70 [ 11.989997][ T246] _printk+0xc7/0x100 [ 11.990000][ T246] ? snapshot_read.cold+0x21/0x21 [ 11.990004][ T246] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.990017][ T246] ? do_setlink.isra.0+0xa31/0x2750 [ 11.990019][ T246] ? rtnl_newlink+0x9f1/0x11c0 [ 11.990020][ T246] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.990024][ T246] br_set_state+0x22f/0x430 [bridge] [ 11.990035][ T246] br_init_port+0xc4/0x200 [bridge] [ 11.990043][ T246] new_nbp+0x39c/0x580 [bridge] [ 11.990053][ T246] br_add_if+0x212/0x1320 [bridge] [ 11.990061][ T246] ? is_bpf_text_address+0x72/0x110 [ 11.990066][ T246] ? kernel_text_address+0x149/0x170 [ 11.990069][ T246] ? __kernel_text_address+0x12/0x30 [ 11.990072][ T246] do_set_master+0x357/0x580 [ 11.990077][ T246] do_setlink.isra.0+0xa31/0x2750 [ 11.990080][ T246] ? stack_trace_save+0x93/0xc0 [ 11.990083][ T246] ? rtnl_link_get_size+0x350/0x350 [ 11.990085][ T246] ? rcu_read_lock_any_held+0x66/0x90 [ 11.990087][ T246] ? stack_depot_save_flags+0x38e/0x790 [ 11.990091][ T246] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.990093][ T246] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.990095][ T246] ? validate_chain+0x38b/0xc20 [ 11.990098][ T246] ? kasan_save_stack+0x3d/0x50 [ 11.990101][ T246] ? kasan_save_stack+0x2f/0x50 [ 11.990102][ T246] ? kasan_save_track+0x14/0x30 [ 11.990105][ T246] ? __lock_acquire+0x518/0xc20 [ 11.990107][ T246] ? netlink_seq_next+0x4e/0x60 [ 11.990110][ T246] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.990114][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 11.990116][ T246] ? rtnl_newlink+0x9a8/0x11c0 [ 11.990119][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.990121][ T246] ? lock_acquire+0x13c/0x160 [ 11.990122][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.990124][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.990127][ T246] ? trace_contention_end+0xb3/0x180 [ 11.990130][ T246] ? __mutex_lock+0x1db/0x1ea0 [ 11.990132][ T246] ? __mutex_lock+0x9a3/0x1ea0 [ 11.990134][ T246] ? rtnl_newlink+0x9a8/0x11c0 [ 11.990137][ T246] ? ww_mutex_lock+0x160/0x160 [ 11.990139][ T246] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.990144][ T246] ? __rtnl_newlink+0x3fa/0xa50 [ 11.990149][ T246] rtnl_newlink+0x9f1/0x11c0 [ 11.990154][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 11.990156][ T246] ? __lock_acquire+0x518/0xc20 [ 11.990161][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 11.990162][ T246] ? find_held_lock+0x2b/0x80 [ 11.990165][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 11.990166][ T246] ? __lock_release.isra.0+0x69/0x1a0 [ 11.990170][ T246] ? rtnl_bridge_getlink+0x850/0x850 [ 11.990172][ T246] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.990175][ T246] ? rtnl_link_fill+0x920/0x920 [ 11.990176][ T246] ? __lock_acquire+0x518/0xc20 [ 11.990181][ T246] ? lock_acquire.part.0+0xd4/0x280 [ 11.990182][ T246] ? find_held_lock+0x2b/0x80 [ 11.990186][ T246] netlink_rcv_skb+0x14e/0x3a0 [ 11.990188][ T246] ? rtnl_link_fill+0x920/0x920 [ 11.990191][ T246] ? netlink_ack+0xcf0/0xcf0 [ 11.990197][ T246] ? netlink_deliver_tap+0xc5/0x330 [ 11.990198][ T246] ? netlink_deliver_tap+0x13c/0x330 [ 11.990202][ T246] netlink_unicast+0x486/0x750 [ 11.990206][ T246] ? netlink_attachskb+0x810/0x810 [ 11.990209][ T246] ? __lock_acquire+0x518/0xc20 [ 11.990214][ T246] netlink_sendmsg+0x735/0xc60 [ 11.990218][ T246] ? netlink_unicast+0x750/0x750 [ 11.990222][ T246] ? __might_fault+0x97/0x140 [ 11.990227][ T246] ____sys_sendmsg+0x415/0x880 [ 11.990230][ T246] ? copy_msghdr_from_user+0x279/0x420 [ 11.990232][ T246] ? get_timestamp.constprop.0+0x390/0x390 [ 11.990233][ T246] ? move_addr_to_kernel+0x40/0x40 [ 11.990241][ T246] ___sys_sendmsg+0x14e/0x1d0 [ 11.990243][ T246] ? copy_msghdr_from_user+0x420/0x420 [ 11.990259][ T246] __sys_sendmsg+0x12c/0x1d0 [ 11.990262][ T246] ? __sys_sendmsg_sock+0x20/0x20 [ 11.990268][ T246] ? rcu_is_watching+0x16/0xd0 [ 11.990271][ T246] do_syscall_64+0xff/0x530 [ 11.990274][ T246] ? exc_page_fault+0xee/0x100 [ 11.990277][ T246] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.990279][ T246] RIP: 0033:0x7f389071d54e [ 11.990283][ T246] 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 [ 11.990284][ T246] RSP: 002b:00007ffc8d3ebff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.990287][ T246] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f389071d54e [ 11.990288][ T246] RDX: 0000000000000000 RSI: 00007ffc8d3ec0a0 RDI: 0000000000000005 [ 11.990289][ T246] RBP: 00007ffc8d3ec000 R08: 0000000000000000 R09: 0000000000000000 [ 11.990290][ T246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9156a2 [ 11.990291][ T246] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8d3ec760 [ 11.990298][ T246] [ 12.038412][ T246] br1: port 1(veth1) entered disabled state [ 12.038944][ T246] veth1: entered allmulticast mode [ 12.041031][ T246] veth1: entered promiscuous mode [ 12.053821][ T246] ip (246) used greatest stack depth: 23336 bytes left [ 12.078075][ T39] br1: port 1(veth1) entered blocking state [ 12.078566][ T39] br1: port 1(veth1) entered forwarding state [ 19.767307][ T302] veth1: left allmulticast mode [ 19.767328][ T302] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.767330][ T302] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 302, name: ip [ 19.767332][ T302] preempt_count: 1, expected: 0 [ 19.767333][ T302] RCU nest depth: 0, expected: 0 [ 19.767334][ T302] locks held by ip/302: 5, last CPU#0: [ 19.767337][ T302] #0: ffffffffb22d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 19.767348][ T302] #1: ffffffffb1b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.767354][ T302] #2: ffffffffb1b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.767358][ T302] #3: ffffffffb1a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.767362][ T302] #4: ffffffffb1a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.767366][ T302] irq event stamp: 14312 [ 19.767367][ T302] hardirqs last enabled at (14311): [] __down_trylock_console_sem+0x86/0xa0 [ 19.767369][ T302] hardirqs last disabled at (14312): [] console_emit_next_record+0x3d4/0x4c0 [ 19.767371][ T302] softirqs last enabled at (14298): [] handle_softirqs+0x67c/0x900 [ 19.767374][ T302] softirqs last disabled at (14293): [] __irq_exit_rcu+0x145/0x1c0 [ 19.767376][ T302] Preemption disabled at: [ 19.767377][ T302] [] vprintk_emit+0x31b/0x3e0 [ 19.767383][ T302] CPU: 0 UID: 0 PID: 302 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.767386][ T302] Tainted: [W]=WARN [ 19.767387][ T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.767389][ T302] Call Trace: [ 19.767391][ T302] [ 19.767392][ T302] dump_stack_lvl+0x6f/0xa0 [ 19.767398][ T302] ? vprintk_emit+0x31b/0x3e0 [ 19.767400][ T302] __might_resched.cold+0x1fe/0x2c1 [ 19.767405][ T302] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.767409][ T302] ? __kmalloc_noprof+0xdb/0x760 [ 19.767414][ T302] __kmalloc_noprof+0x443/0x760 [ 19.767416][ T302] ? alloc_buf.isra.0+0x4b/0x260 [ 19.767422][ T302] ? do_raw_spin_unlock+0x59/0x250 [ 19.767424][ T302] alloc_buf.isra.0+0x4b/0x260 [ 19.767428][ T302] put_chars+0x1e1/0x2f0 [ 19.767430][ T302] ? __send_to_port+0x420/0x420 [ 19.767432][ T302] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.767437][ T302] ? validate_chain+0x38b/0xc20 [ 19.767442][ T302] hvc_console_print+0x292/0x780 [ 19.767448][ T302] ? hvc_write+0x3a0/0x3a0 [ 19.767450][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767453][ T302] ? lock_acquire+0x13c/0x160 [ 19.767462][ T302] console_emit_next_record+0x22f/0x4c0 [ 19.767466][ T302] ? devkmsg_read+0x4b0/0x4b0 [ 19.767468][ T302] ? console_flush_one_record+0x106/0x710 [ 19.767471][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767474][ T302] ? lock_acquire+0x13c/0x160 [ 19.767477][ T302] console_flush_one_record+0x46f/0x710 [ 19.767482][ T302] ? console_emit_next_record+0x4c0/0x4c0 [ 19.767484][ T302] ? __lock_acquire+0x518/0xc20 [ 19.767489][ T302] console_unlock+0xee/0x1f0 [ 19.767491][ T302] ? console_flush_one_record+0x710/0x710 [ 19.767493][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767496][ T302] ? lock_acquire+0x60/0x160 [ 19.767499][ T302] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.767501][ T302] ? vprintk_emit+0x320/0x3e0 [ 19.767504][ T302] vprintk_emit+0x37c/0x3e0 [ 19.767508][ T302] ? wake_up_klogd_work_func+0x90/0x90 [ 19.767510][ T302] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.767511][ T302] ? netlink_unicast+0x486/0x750 [ 19.767514][ T302] ? netlink_sendmsg+0x735/0xc60 [ 19.767516][ T302] ? ____sys_sendmsg+0x415/0x880 [ 19.767519][ T302] ? ___sys_sendmsg+0x14e/0x1d0 [ 19.767520][ T302] ? __sys_sendmsg+0x12c/0x1d0 [ 19.767522][ T302] ? do_syscall_64+0xff/0x530 [ 19.767527][ T302] _printk+0xc7/0x100 [ 19.767530][ T302] ? snapshot_read.cold+0x21/0x21 [ 19.767535][ T302] ? netdev_name+0x43/0x60 [ 19.767538][ T302] ? __netdev_printk+0x17f/0x1d0 [ 19.767542][ T302] netdev_info+0xe2/0x116 [ 19.767544][ T302] ? netdev_notice+0x120/0x120 [ 19.767548][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767550][ T302] ? __up_read+0x355/0x9e0 [ 19.767553][ T302] ? down_write_nested+0x200/0x200 [ 19.767554][ T302] ? __lock_release.isra.0+0x69/0x1a0 [ 19.767556][ T302] ? mutex_is_locked+0x1c/0x50 [ 19.767560][ T302] netif_set_allmulti.cold+0x7c/0x166 [ 19.767564][ T302] dev_set_allmulti+0xa2/0x150 [ 19.767568][ T302] del_nbp+0xb7/0xc10 [bridge] [ 19.767581][ T302] ? is_bpf_text_address+0x72/0x110 [ 19.767587][ T302] br_del_if+0xab/0x200 [bridge] [ 19.767595][ T302] ? rtnl_is_locked+0x15/0x20 [ 19.767598][ T302] do_set_master+0x15c/0x580 [ 19.767602][ T302] do_setlink.isra.0+0xa31/0x2750 [ 19.767605][ T302] ? stack_trace_save+0x93/0xc0 [ 19.767609][ T302] ? rtnl_link_get_size+0x350/0x350 [ 19.767610][ T302] ? rcu_read_lock_any_held+0x66/0x90 [ 19.767612][ T302] ? stack_depot_save_flags+0x38e/0x790 [ 19.767616][ T302] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.767619][ T302] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.767621][ T302] ? validate_chain+0x38b/0xc20 [ 19.767623][ T302] ? kasan_save_stack+0x3d/0x50 [ 19.767626][ T302] ? kasan_save_stack+0x2f/0x50 [ 19.767628][ T302] ? kasan_save_track+0x14/0x30 [ 19.767631][ T302] ? __lock_acquire+0x518/0xc20 [ 19.767633][ T302] ? netlink_seq_next+0x4e/0x60 [ 19.767634][ T302] ? ___sys_sendmsg+0xb0/0x1d0 [ 19.767638][ T302] ? lock_acquire.part.0+0xd4/0x280 [ 19.767640][ T302] ? rtnl_newlink+0x9a8/0x11c0 [ 19.767642][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767645][ T302] ? lock_acquire+0x13c/0x160 [ 19.767646][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767648][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767650][ T302] ? trace_contention_end+0xb3/0x180 [ 19.767653][ T302] ? __mutex_lock+0x1db/0x1ea0 [ 19.767655][ T302] ? __mutex_lock+0x9a3/0x1ea0 [ 19.767658][ T302] ? rtnl_newlink+0x9a8/0x11c0 [ 19.767661][ T302] ? ww_mutex_lock+0x160/0x160 [ 19.767662][ T302] ? nla_get_range_signed+0x3d0/0x3d0 [ 19.767667][ T302] ? __rtnl_newlink+0x3fa/0xa50 [ 19.767672][ T302] rtnl_newlink+0x9f1/0x11c0 [ 19.767678][ T302] ? rtnl_bridge_getlink+0x850/0x850 [ 19.767679][ T302] ? __lock_acquire+0x518/0xc20 [ 19.767684][ T302] ? lock_acquire.part.0+0xd4/0x280 [ 19.767686][ T302] ? find_held_lock+0x2b/0x80 [ 19.767688][ T302] ? rtnl_bridge_getlink+0x850/0x850 [ 19.767690][ T302] ? __lock_release.isra.0+0x69/0x1a0 [ 19.767693][ T302] ? rtnl_bridge_getlink+0x850/0x850 [ 19.767695][ T302] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.767698][ T302] ? rtnl_link_fill+0x920/0x920 [ 19.767700][ T302] ? __lock_acquire+0x518/0xc20 [ 19.767704][ T302] ? lock_acquire.part.0+0xd4/0x280 [ 19.767706][ T302] ? find_held_lock+0x2b/0x80 [ 19.767709][ T302] netlink_rcv_skb+0x14e/0x3a0 [ 19.767711][ T302] ? rtnl_link_fill+0x920/0x920 [ 19.767714][ T302] ? netlink_ack+0xcf0/0xcf0 [ 19.767720][ T302] ? netlink_deliver_tap+0xc5/0x330 [ 19.767721][ T302] ? netlink_deliver_tap+0x13c/0x330 [ 19.767725][ T302] netlink_unicast+0x486/0x750 [ 19.767729][ T302] ? netlink_attachskb+0x810/0x810 [ 19.767732][ T302] ? __lock_acquire+0x518/0xc20 [ 19.767736][ T302] netlink_sendmsg+0x735/0xc60 [ 19.767739][ T302] ? netlink_unicast+0x750/0x750 [ 19.767743][ T302] ? __might_fault+0x97/0x140 [ 19.767748][ T302] ____sys_sendmsg+0x415/0x880 [ 19.767751][ T302] ? copy_msghdr_from_user+0x279/0x420 [ 19.767753][ T302] ? get_timestamp.constprop.0+0x390/0x390 [ 19.767755][ T302] ? move_addr_to_kernel+0x40/0x40 [ 19.767762][ T302] ___sys_sendmsg+0x14e/0x1d0 [ 19.767764][ T302] ? copy_msghdr_from_user+0x420/0x420 [ 19.767780][ T302] __sys_sendmsg+0x12c/0x1d0 [ 19.767782][ T302] ? __sys_sendmsg_sock+0x20/0x20 [ 19.767789][ T302] ? rcu_is_watching+0x16/0xd0 [ 19.767792][ T302] do_syscall_64+0xff/0x530 [ 19.767794][ T302] ? exc_page_fault+0xee/0x100 [ 19.767797][ T302] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.767799][ T302] RIP: 0033:0x7fb179c5a54e [ 19.767803][ T302] 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 [ 19.767805][ T302] RSP: 002b:00007ffc32ca0e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.767807][ T302] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb179c5a54e [ 19.767809][ T302] RDX: 0000000000000000 RSI: 00007ffc32ca0ec0 RDI: 0000000000000005 [ 19.767810][ T302] RBP: 00007ffc32ca0e20 R08: 0000000000000000 R09: 0000000000000000 [ 19.767810][ T302] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9156aa [ 19.767811][ T302] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc32ca1580 [ 19.767818][ T302] [ 19.813965][ T302] veth1: left promiscuous mode [ 19.814367][ T302] br1: port 1(veth1) entered disabled state [ 19.827631][ T302] ip (302) used greatest stack depth: 23208 bytes left [ 21.873669][ T304] br1: port 1(veth1) entered blocking state [ 21.873689][ T304] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.873691][ T304] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 304, name: ip [ 21.873693][ T304] preempt_count: 1, expected: 0 [ 21.873694][ T304] RCU nest depth: 0, expected: 0 [ 21.873695][ T304] locks held by ip/304: 5, last CPU#0: [ 21.873697][ T304] #0: ffffffffb22d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 21.873708][ T304] #1: ffffffffb1b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.873715][ T304] #2: ffffffffb1b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.873718][ T304] #3: ffffffffb1a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.873722][ T304] #4: ffffffffb1a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.873726][ T304] irq event stamp: 13934 [ 21.873727][ T304] hardirqs last enabled at (13933): [] __down_trylock_console_sem+0x86/0xa0 [ 21.873729][ T304] hardirqs last disabled at (13934): [] console_emit_next_record+0x3d4/0x4c0 [ 21.873731][ T304] softirqs last enabled at (13876): [] __alloc_skb+0x4c2/0x5f0 [ 21.873734][ T304] softirqs last disabled at (13874): [] __alloc_skb+0x4c2/0x5f0 [ 21.873736][ T304] Preemption disabled at: [ 21.873737][ T304] [] vprintk_emit+0x31b/0x3e0 [ 21.873743][ T304] CPU: 0 UID: 0 PID: 304 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.873746][ T304] Tainted: [W]=WARN [ 21.873747][ T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.873748][ T304] Call Trace: [ 21.873750][ T304] [ 21.873752][ T304] dump_stack_lvl+0x6f/0xa0 [ 21.873758][ T304] ? vprintk_emit+0x31b/0x3e0 [ 21.873760][ T304] __might_resched.cold+0x1fe/0x2c1 [ 21.873764][ T304] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.873768][ T304] ? __kmalloc_noprof+0xdb/0x760 [ 21.873773][ T304] __kmalloc_noprof+0x443/0x760 [ 21.873776][ T304] ? alloc_buf.isra.0+0x4b/0x260 [ 21.873781][ T304] ? do_raw_spin_unlock+0x59/0x250 [ 21.873784][ T304] alloc_buf.isra.0+0x4b/0x260 [ 21.873787][ T304] put_chars+0x1e1/0x2f0 [ 21.873789][ T304] ? prb_final_commit+0x50/0x50 [ 21.873791][ T304] ? __send_to_port+0x420/0x420 [ 21.873794][ T304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.873798][ T304] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.873800][ T304] ? validate_chain+0x38b/0xc20 [ 21.873804][ T304] hvc_console_print+0x292/0x780 [ 21.873807][ T304] ? mark_usage+0x61/0x170 [ 21.873808][ T304] ? __lock_acquire+0x518/0xc20 [ 21.873810][ T304] ? __lock_acquire+0x518/0xc20 [ 21.873814][ T304] ? hvc_write+0x3a0/0x3a0 [ 21.873816][ T304] ? console_emit_next_record+0x1df/0x4c0 [ 21.873819][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.873821][ T304] ? lock_acquire+0x13c/0x160 [ 21.873825][ T304] console_emit_next_record+0x22f/0x4c0 [ 21.873829][ T304] ? devkmsg_read+0x4b0/0x4b0 [ 21.873831][ T304] ? console_flush_one_record+0x106/0x710 [ 21.873834][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.873836][ T304] ? lock_acquire+0x13c/0x160 [ 21.873840][ T304] console_flush_one_record+0x46f/0x710 [ 21.873844][ T304] ? console_emit_next_record+0x4c0/0x4c0 [ 21.873846][ T304] ? __lock_acquire+0x518/0xc20 [ 21.873851][ T304] console_unlock+0xee/0x1f0 [ 21.873854][ T304] ? console_flush_one_record+0x710/0x710 [ 21.873855][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.873857][ T304] ? lock_acquire+0x60/0x160 [ 21.873861][ T304] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.873863][ T304] ? vprintk_emit+0x320/0x3e0 [ 21.873866][ T304] vprintk_emit+0x37c/0x3e0 [ 21.873870][ T304] ? wake_up_klogd_work_func+0x90/0x90 [ 21.873872][ T304] ? __lock_release.isra.0+0x69/0x1a0 [ 21.873875][ T304] ? mark_held_locks+0x40/0x70 [ 21.873879][ T304] _printk+0xc7/0x100 [ 21.873882][ T304] ? snapshot_read.cold+0x21/0x21 [ 21.873886][ T304] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 21.873899][ T304] ? do_setlink.isra.0+0xa31/0x2750 [ 21.873900][ T304] ? rtnl_newlink+0x9f1/0x11c0 [ 21.873901][ T304] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.873906][ T304] br_set_state+0x22f/0x430 [bridge] [ 21.873916][ T304] br_init_port+0xc4/0x200 [bridge] [ 21.873924][ T304] new_nbp+0x39c/0x580 [bridge] [ 21.873933][ T304] br_add_if+0x212/0x1320 [bridge] [ 21.873941][ T304] ? is_bpf_text_address+0x72/0x110 [ 21.873945][ T304] ? kernel_text_address+0x149/0x170 [ 21.873948][ T304] ? __kernel_text_address+0x12/0x30 [ 21.873952][ T304] do_set_master+0x357/0x580 [ 21.873957][ T304] do_setlink.isra.0+0xa31/0x2750 [ 21.873959][ T304] ? stack_trace_save+0x93/0xc0 [ 21.873962][ T304] ? rtnl_link_get_size+0x350/0x350 [ 21.873964][ T304] ? rcu_read_lock_any_held+0x66/0x90 [ 21.873966][ T304] ? stack_depot_save_flags+0x38e/0x790 [ 21.873969][ T304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.873972][ T304] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.873973][ T304] ? validate_chain+0x38b/0xc20 [ 21.873976][ T304] ? kasan_save_stack+0x3d/0x50 [ 21.873979][ T304] ? kasan_save_stack+0x2f/0x50 [ 21.873981][ T304] ? kasan_save_track+0x14/0x30 [ 21.873983][ T304] ? __lock_acquire+0x518/0xc20 [ 21.873985][ T304] ? netlink_seq_next+0x4e/0x60 [ 21.873988][ T304] ? ___sys_sendmsg+0xb0/0x1d0 [ 21.873992][ T304] ? lock_acquire.part.0+0xd4/0x280 [ 21.873994][ T304] ? rtnl_newlink+0x9a8/0x11c0 [ 21.873997][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.873999][ T304] ? lock_acquire+0x13c/0x160 [ 21.874000][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.874002][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.874004][ T304] ? trace_contention_end+0xb3/0x180 [ 21.874008][ T304] ? __mutex_lock+0x1db/0x1ea0 [ 21.874011][ T304] ? __mutex_lock+0x9a3/0x1ea0 [ 21.874013][ T304] ? rtnl_newlink+0x9a8/0x11c0 [ 21.874016][ T304] ? ww_mutex_lock+0x160/0x160 [ 21.874018][ T304] ? nla_get_range_signed+0x3d0/0x3d0 [ 21.874023][ T304] ? __rtnl_newlink+0x3fa/0xa50 [ 21.874028][ T304] rtnl_newlink+0x9f1/0x11c0 [ 21.874033][ T304] ? rtnl_bridge_getlink+0x850/0x850 [ 21.874035][ T304] ? __lock_acquire+0x518/0xc20 [ 21.874039][ T304] ? lock_acquire.part.0+0xd4/0x280 [ 21.874041][ T304] ? find_held_lock+0x2b/0x80 [ 21.874043][ T304] ? rtnl_bridge_getlink+0x850/0x850 [ 21.874044][ T304] ? __lock_release.isra.0+0x69/0x1a0 [ 21.874048][ T304] ? rtnl_bridge_getlink+0x850/0x850 [ 21.874050][ T304] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.874053][ T304] ? rtnl_link_fill+0x920/0x920 [ 21.874054][ T304] ? __lock_acquire+0x518/0xc20 [ 21.874058][ T304] ? lock_acquire.part.0+0xd4/0x280 [ 21.874060][ T304] ? find_held_lock+0x2b/0x80 [ 21.874063][ T304] netlink_rcv_skb+0x14e/0x3a0 [ 21.874065][ T304] ? rtnl_link_fill+0x920/0x920 [ 21.874068][ T304] ? netlink_ack+0xcf0/0xcf0 [ 21.874074][ T304] ? netlink_deliver_tap+0xc5/0x330 [ 21.874075][ T304] ? netlink_deliver_tap+0x13c/0x330 [ 21.874079][ T304] netlink_unicast+0x486/0x750 [ 21.874083][ T304] ? netlink_attachskb+0x810/0x810 [ 21.874086][ T304] ? __lock_acquire+0x518/0xc20 [ 21.874089][ T304] netlink_sendmsg+0x735/0xc60 [ 21.874093][ T304] ? netlink_unicast+0x750/0x750 [ 21.874097][ T304] ? __might_fault+0x97/0x140 [ 21.874102][ T304] ____sys_sendmsg+0x415/0x880 [ 21.874104][ T304] ? copy_msghdr_from_user+0x279/0x420 [ 21.874107][ T304] ? get_timestamp.constprop.0+0x390/0x390 [ 21.874108][ T304] ? move_addr_to_kernel+0x40/0x40 [ 21.874115][ T304] ___sys_sendmsg+0x14e/0x1d0 [ 21.874118][ T304] ? copy_msghdr_from_user+0x420/0x420 [ 21.874133][ T304] __sys_sendmsg+0x12c/0x1d0 [ 21.874136][ T304] ? __sys_sendmsg_sock+0x20/0x20 [ 21.874142][ T304] ? rcu_is_watching+0x16/0xd0 [ 21.874146][ T304] do_syscall_64+0xff/0x530 [ 21.874148][ T304] ? exc_page_fault+0xee/0x100 [ 21.874151][ T304] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.874153][ T304] RIP: 0033:0x7f940933f54e [ 21.874157][ T304] 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 [ 21.874158][ T304] RSP: 002b:00007fff6d281700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.874161][ T304] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f940933f54e [ 21.874162][ T304] RDX: 0000000000000000 RSI: 00007fff6d2817b0 RDI: 0000000000000005 [ 21.874163][ T304] RBP: 00007fff6d281710 R08: 0000000000000000 R09: 0000000000000000 [ 21.874164][ T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9156ac [ 21.874165][ T304] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6d281e70 [ 21.874171][ T304] [ 21.913307][ T304] br1: port 1(veth1) entered disabled state [ 21.913854][ T304] veth1: entered allmulticast mode [ 21.916561][ T304] veth1: entered promiscuous mode [ 21.917413][ T304] br1: port 1(veth1) entered blocking state [ 21.917894][ T304] br1: port 1(veth1) entered forwarding state [ 37.253283][ C3] [ 37.253303][ C3] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.253306][ C3] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/3 [ 37.253307][ C3] preempt_count: 104, expected: 0 [ 37.253308][ C3] RCU nest depth: 0, expected: 0 [ 37.253309][ C3] INFO: lockdep is turned off. [ 37.253310][ C3] irq event stamp: 803952 [ 37.253311][ C3] hardirqs last enabled at (803952): [] _raw_spin_unlock_irq+0x28/0x50 [ 37.253320][ C3] hardirqs last disabled at (803951): [] _raw_spin_lock_irq+0x4a/0x50 [ 37.253322][ C3] softirqs last enabled at (803942): [] handle_softirqs+0x67c/0x900 [ 37.253325][ C3] softirqs last disabled at (803949): [] __irq_exit_rcu+0x145/0x1c0 [ 37.253327][ C3] Preemption disabled at: [ 37.253328][ C3] [<0000000000000000>] 0x0 [ 37.253336][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.253340][ C3] Tainted: [W]=WARN [ 37.253341][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.253343][ C3] Call Trace: [ 37.253345][ C3] [ 37.253347][ C3] dump_stack_lvl+0x6f/0xa0 [ 37.253353][ C3] __might_resched.cold+0x1fe/0x2c1 [ 37.253357][ C3] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.253360][ C3] ? __asan_memcpy+0x3c/0x60 [ 37.253363][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253367][ C3] __kmalloc_noprof+0x443/0x760 [ 37.253371][ C3] ? __rwlock_init+0x150/0x150 [ 37.253373][ C3] ? alloc_buf.isra.0+0x4b/0x260 [ 37.253377][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 37.253379][ C3] alloc_buf.isra.0+0x4b/0x260 [ 37.253381][ C3] put_chars+0x1e1/0x2f0 [ 37.253383][ C3] ? __send_to_port+0x420/0x420 [ 37.253385][ C3] ? console_prepend_replay+0x20/0x20 [ 37.253388][ C3] hvc_console_print+0x292/0x780 [ 37.253392][ C3] ? hvc_write+0x3a0/0x3a0 [ 37.253393][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253395][ C3] ? lock_acquire+0x13c/0x160 [ 37.253397][ C3] console_emit_next_record+0x22f/0x4c0 [ 37.253400][ C3] ? devkmsg_read+0x4b0/0x4b0 [ 37.253402][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253404][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253405][ C3] ? lock_acquire+0x13c/0x160 [ 37.253407][ C3] ? console_flush_one_record+0x111/0x710 [ 37.253409][ C3] console_flush_one_record+0x46f/0x710 [ 37.253411][ C3] ? console_emit_next_record+0x4c0/0x4c0 [ 37.253414][ C3] console_unlock+0xee/0x1f0 [ 37.253416][ C3] ? lock_acquire+0x13c/0x160 [ 37.253418][ C3] ? console_flush_one_record+0x710/0x710 [ 37.253419][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253421][ C3] ? lock_release+0x184/0x1f0 [ 37.253422][ C3] ? lock_acquire+0x60/0x160 [ 37.253424][ C3] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.253426][ C3] ? vprintk_emit+0x320/0x3e0 [ 37.253428][ C3] vprintk_emit+0x37c/0x3e0 [ 37.253431][ C3] ? wake_up_klogd_work_func+0x90/0x90 [ 37.253433][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.253444][ C3] ? lock_release+0x184/0x1f0 [ 37.253446][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.253453][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.253459][ C3] ? is_module_text_address+0x154/0x250 [ 37.253463][ C3] _printk+0xc7/0x100 [ 37.253466][ C3] ? snapshot_read.cold+0x21/0x21 [ 37.253467][ C3] ? arch_stack_walk+0xd7/0x130 [ 37.253472][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 37.253474][ C3] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 37.253476][ C3] print_irq_inversion_bug.part.0+0x32/0xc0 [ 37.253478][ C3] mark_lock_irq+0x989/0x9c0 [ 37.253481][ C3] mark_lock+0x1d7/0xa00 [ 37.253483][ C3] mark_usage+0x42/0x170 [ 37.253485][ C3] __lock_acquire+0x388/0xc20 [ 37.253487][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.253489][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.253495][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253497][ C3] ? lock_acquire+0x13c/0x160 [ 37.253499][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 37.253505][ C3] _raw_spin_lock+0x33/0x40 [ 37.253507][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.253513][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.253520][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 37.253526][ C3] call_timer_fn+0x160/0x4d0 [ 37.253529][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 37.253531][ C3] ? debug_object_active_state+0x430/0x430 [ 37.253535][ C3] ? find_held_lock+0x2b/0x80 [ 37.253537][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 37.253538][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253541][ C3] __run_timers+0x68f/0xaa0 [ 37.253542][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 37.253549][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 37.253558][ C3] ? __lock_acquire+0x518/0xc20 [ 37.253561][ C3] ? __rwlock_init+0x150/0x150 [ 37.253564][ C3] run_timer_softirq+0xf0/0x160 [ 37.253566][ C3] ? __run_timers+0xaa0/0xaa0 [ 37.253568][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.253570][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253572][ C3] handle_softirqs+0x1d3/0x900 [ 37.253574][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 37.253576][ C3] ? _local_bh_enable+0xc0/0xc0 [ 37.253578][ C3] __irq_exit_rcu+0x145/0x1c0 [ 37.253579][ C3] irq_exit_rcu+0xe/0x30 [ 37.253581][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 37.253584][ C3] [ 37.253585][ C3] [ 37.253585][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 37.253587][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 37.253589][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 37.253592][ C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 37.253594][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 37.253598][ C3] RAX: 00000000000c446b RBX: ff11000001c88040 RCX: ffffffffae8f0307 [ 37.253599][ C3] RDX: ff11000001c88040 RSI: ffffffffb1638b01 RDI: ffffffffb108d8e0 [ 37.253600][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 37.253601][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 37.253602][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 37.253603][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 37.253607][ C3] default_idle+0x9/0x10 [ 37.253609][ C3] default_idle_call+0x6e/0xb0 [ 37.253611][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 37.253612][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 37.253614][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 37.253616][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.253617][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.253620][ C3] do_idle+0xd8/0x190 [ 37.253621][ C3] cpu_startup_entry+0x53/0x70 [ 37.253623][ C3] start_secondary+0x204/0x2b0 [ 37.253625][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 37.253627][ C3] common_startup_64+0x13e/0x148 [ 37.253631][ C3] [ 37.276478][ C3] ======================================================== [ 37.276741][ C3] WARNING: possible irq lock inversion dependency detected [ 37.276998][ C3] 7.2.0-virtme #1 Tainted: G W [ 37.277169][ C3] -------------------------------------------------------- [ 37.277421][ C3] swapper/3/0 just changed the state of lock: [ 37.277647][ C3] ff1100000ed02e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.277978][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 37.278186][ C3] (fs_reclaim){+.+.}-{0:0} [ 37.278188][ C3] [ 37.278188][ C3] [ 37.278188][ C3] and interrupts could create inverse lock ordering between them. [ 37.278188][ C3] [ 37.278792][ C3] [ 37.278792][ C3] other info that might help us debug this: [ 37.279040][ C3] Chain exists of: [ 37.279040][ C3] &br->lock --> console_owner --> fs_reclaim [ 37.279040][ C3] [ 37.279354][ C3] Possible interrupt unsafe locking scenario: [ 37.279354][ C3] [ 37.279612][ C3] CPU0 CPU1 [ 37.279752][ C3] ---- ---- [ 37.279940][ C3] lock(fs_reclaim); [ 37.280045][ C3] local_irq_disable(); [ 37.280266][ C3] lock(&br->lock); [ 37.280439][ C3] lock(console_owner); [ 37.280665][ C3] [ 37.280770][ C3] lock(&br->lock); [ 37.280924][ C3] [ 37.280924][ C3] *** DEADLOCK *** [ 37.280924][ C3] [ 37.281174][ C3] locks held by swapper/3/0: 1, last CPU#3: [ 37.281350][ C3] #0: ffa0000000280c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 37.281686][ C3] [ 37.281686][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 37.281969][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 37.282160][ C3] HARDIRQ-ON-W at: [ 37.282267][ C3] __lock_acquire+0x388/0xc20 [ 37.282495][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.282670][ C3] fs_reclaim_acquire+0xd5/0x120 [ 37.282888][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 37.283150][ C3] kthread_create_worker_on_node+0xea/0x210 [ 37.283362][ C3] workqueue_init+0x2a/0x680 [ 37.283593][ C3] kernel_init_freeable+0x2fe/0x630 [ 37.283849][ C3] kernel_init+0x21/0x150 [ 37.284023][ C3] ret_from_fork+0x474/0x6b0 [ 37.284247][ C3] ret_from_fork_asm+0x11/0x20 [ 37.284467][ C3] SOFTIRQ-ON-W at: [ 37.284580][ C3] __lock_acquire+0x388/0xc20 [ 37.284798][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.284968][ C3] fs_reclaim_acquire+0xd5/0x120 [ 37.285191][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 37.285443][ C3] kthread_create_worker_on_node+0xea/0x210 [ 37.285655][ C3] workqueue_init+0x2a/0x680 [ 37.285876][ C3] kernel_init_freeable+0x2fe/0x630 [ 37.286131][ C3] kernel_init+0x21/0x150 [ 37.286305][ C3] ret_from_fork+0x474/0x6b0 [ 37.286528][ C3] ret_from_fork_asm+0x11/0x20 [ 37.286751][ C3] INITIAL USE at: [ 37.286854][ C3] __lock_acquire+0x388/0xc20 [ 37.287075][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.287250][ C3] fs_reclaim_acquire+0xd5/0x120 [ 37.287469][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 37.287728][ C3] kthread_create_worker_on_node+0xea/0x210 [ 37.287937][ C3] workqueue_init+0x2a/0x680 [ 37.288157][ C3] kernel_init_freeable+0x2fe/0x630 [ 37.288381][ C3] kernel_init+0x21/0x150 [ 37.288559][ C3] ret_from_fork+0x474/0x6b0 [ 37.288778][ C3] ret_from_fork_asm+0x11/0x20 [ 37.288950][ C3] } [ 37.289075][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 37.289283][ C3] ... acquired at: [ 37.289439][ C3] __lock_acquire+0x518/0xc20 [ 37.289582][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.289769][ C3] fs_reclaim_acquire+0xd5/0x120 [ 37.289902][ C3] __kmalloc_noprof+0xd3/0x760 [ 37.290085][ C3] alloc_buf.isra.0+0x4b/0x260 [ 37.290223][ C3] put_chars+0x1e1/0x2f0 [ 37.290406][ C3] hvc_console_print+0x292/0x780 [ 37.290542][ C3] console_emit_next_record+0x22f/0x4c0 [ 37.290737][ C3] console_flush_one_record+0x46f/0x710 [ 37.290873][ C3] console_unlock+0xee/0x1f0 [ 37.291061][ C3] vprintk_emit+0x37c/0x3e0 [ 37.291196][ C3] _printk+0xc7/0x100 [ 37.291348][ C3] sock_register+0x12d/0x290 [ 37.291485][ C3] inet6_init+0x1a6/0x3e0 [ 37.291679][ C3] do_one_initcall+0x124/0x4f0 [ 37.291819][ C3] kernel_init_freeable+0x596/0x630 [ 37.292004][ C3] kernel_init+0x21/0x150 [ 37.292142][ C3] ret_from_fork+0x474/0x6b0 [ 37.292281][ C3] ret_from_fork_asm+0x11/0x20 [ 37.292418][ C3] [ 37.292490][ C3] -> (console_owner){....}-{0:0} { [ 37.292687][ C3] INITIAL USE at: [ 37.292794][ C3] } [ 37.292910][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 37.293119][ C3] ... acquired at: [ 37.293268][ C3] __lock_acquire+0x518/0xc20 [ 37.293404][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.293598][ C3] console_lock_spinning_enable+0x5c/0x60 [ 37.293770][ C3] console_emit_next_record+0x1d1/0x4c0 [ 37.293953][ C3] console_flush_one_record+0x46f/0x710 [ 37.294093][ C3] console_unlock+0xee/0x1f0 [ 37.294280][ C3] vprintk_emit+0x37c/0x3e0 [ 37.294418][ C3] _printk+0xc7/0x100 [ 37.294575][ C3] br_set_state+0x22f/0x430 [bridge] [ 37.294720][ C3] br_init_port+0xc4/0x200 [bridge] [ 37.294909][ C3] br_stp_enable_port+0x12/0x50 [bridge] [ 37.295083][ C3] br_port_carrier_check+0x220/0x430 [bridge] [ 37.295310][ C3] br_device_event+0x52d/0x8f0 [bridge] [ 37.295452][ C3] notifier_call_chain+0xae/0x300 [ 37.295643][ C3] netif_state_change+0x139/0x340 [ 37.295782][ C3] __linkwatch_run_queue+0x34c/0x750 [ 37.295967][ C3] linkwatch_event+0x7f/0xb0 [ 37.296103][ C3] process_one_work+0xe3e/0x1560 [ 37.296293][ C3] worker_thread+0x4f1/0xd60 [ 37.296429][ C3] kthread+0x367/0x460 [ 37.296587][ C3] ret_from_fork+0x474/0x6b0 [ 37.296726][ C3] ret_from_fork_asm+0x11/0x20 [ 37.296916][ C3] [ 37.296985][ C3] -> (&br->lock){+.-.}-{3:3} { [ 37.297172][ C3] HARDIRQ-ON-W at: [ 37.297278][ C3] __lock_acquire+0x388/0xc20 [ 37.297504][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.297693][ C3] _raw_spin_lock_bh+0x38/0x50 [ 37.297913][ C3] br_dev_newlink+0xa6/0x160 [bridge] [ 37.298091][ C3] rtnl_newlink_create+0x2d0/0x750 [ 37.298315][ C3] __rtnl_newlink+0x22b/0xa50 [ 37.298537][ C3] rtnl_newlink+0x9f1/0x11c0 [ 37.298715][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 37.298935][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 37.299155][ C3] netlink_unicast+0x486/0x750 [ 37.299327][ C3] netlink_sendmsg+0x735/0xc60 [ 37.299549][ C3] ____sys_sendmsg+0x415/0x880 [ 37.299731][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 37.299954][ C3] __sys_sendmsg+0x12c/0x1d0 [ 37.300176][ C3] do_syscall_64+0xff/0x530 [ 37.300348][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.300613][ C3] IN-SOFTIRQ-W at: [ 37.300717][ C3] __lock_acquire+0x388/0xc20 [ 37.300937][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.301158][ C3] _raw_spin_lock+0x33/0x40 [ 37.301333][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.301597][ C3] call_timer_fn+0x160/0x4d0 [ 37.301821][ C3] __run_timers+0x68f/0xaa0 [ 37.301997][ C3] run_timer_softirq+0xf0/0x160 [ 37.302224][ C3] handle_softirqs+0x1d3/0x900 [ 37.302449][ C3] __irq_exit_rcu+0x145/0x1c0 [ 37.302627][ C3] irq_exit_rcu+0xe/0x30 [ 37.302850][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 37.303105][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 37.303309][ C3] pv_native_safe_halt+0xf/0x10 [ 37.303531][ C3] default_idle+0x9/0x10 [ 37.303756][ C3] default_idle_call+0x6e/0xb0 [ 37.303929][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 37.304186][ C3] do_idle+0xd8/0x190 [ 37.304322][ C3] cpu_startup_entry+0x53/0x70 [ 37.304544][ C3] start_secondary+0x204/0x2b0 [ 37.304771][ C3] common_startup_64+0x13e/0x148 [ 37.304946][ C3] INITIAL USE at: [ 37.305097][ C3] __lock_acquire+0x388/0xc20 [ 37.305269][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.305494][ C3] _raw_spin_lock_bh+0x38/0x50 [ 37.305717][ C3] br_dev_newlink+0xa6/0x160 [bridge] [ 37.305898][ C3] rtnl_newlink_create+0x2d0/0x750 [ 37.306124][ C3] __rtnl_newlink+0x22b/0xa50 [ 37.306297][ C3] rtnl_newlink+0x9f1/0x11c0 [ 37.306517][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 37.306743][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 37.306915][ C3] netlink_unicast+0x486/0x750 [ 37.307134][ C3] netlink_sendmsg+0x735/0xc60 [ 37.307352][ C3] ____sys_sendmsg+0x415/0x880 [ 37.307525][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 37.307745][ C3] __sys_sendmsg+0x12c/0x1d0 [ 37.307919][ C3] do_syscall_64+0xff/0x530 [ 37.308138][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.308395][ C3] } [ 37.308467][ C3] ... key at: [] __key.7+0x0/0x40 [bridge] [ 37.308733][ C3] ... acquired at: [ 37.308836][ C3] mark_lock+0x1d7/0xa00 [ 37.309023][ C3] mark_usage+0x42/0x170 [ 37.309161][ C3] __lock_acquire+0x388/0xc20 [ 37.309347][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.309484][ C3] _raw_spin_lock+0x33/0x40 [ 37.309670][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.309847][ C3] call_timer_fn+0x160/0x4d0 [ 37.310035][ C3] __run_timers+0x68f/0xaa0 [ 37.310171][ C3] run_timer_softirq+0xf0/0x160 [ 37.310310][ C3] handle_softirqs+0x1d3/0x900 [ 37.310447][ C3] __irq_exit_rcu+0x145/0x1c0 [ 37.310644][ C3] irq_exit_rcu+0xe/0x30 [ 37.310781][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 37.311001][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 37.311219][ C3] pv_native_safe_halt+0xf/0x10 [ 37.311361][ C3] default_idle+0x9/0x10 [ 37.311545][ C3] default_idle_call+0x6e/0xb0 [ 37.311685][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 37.311905][ C3] do_idle+0xd8/0x190 [ 37.312010][ C3] cpu_startup_entry+0x53/0x70 [ 37.312195][ C3] start_secondary+0x204/0x2b0 [ 37.312334][ C3] common_startup_64+0x13e/0x148 [ 37.312518][ C3] [ 37.312598][ C3] [ 37.312598][ C3] stack backtrace: [ 37.312772][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.312776][ C3] Tainted: [W]=WARN [ 37.312778][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.312779][ C3] Call Trace: [ 37.312780][ C3] [ 37.312783][ C3] dump_stack_lvl+0x6f/0xa0 [ 37.312787][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 37.312791][ C3] mark_lock_irq+0x989/0x9c0 [ 37.312794][ C3] mark_lock+0x1d7/0xa00 [ 37.312796][ C3] mark_usage+0x42/0x170 [ 37.312797][ C3] __lock_acquire+0x388/0xc20 [ 37.312799][ C3] lock_acquire.part.0+0xd4/0x280 [ 37.312801][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.312808][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.312811][ C3] ? lock_acquire+0x13c/0x160 [ 37.312813][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 37.312820][ C3] _raw_spin_lock+0x33/0x40 [ 37.312821][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.312828][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 37.312834][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 37.312840][ C3] call_timer_fn+0x160/0x4d0 [ 37.312843][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 37.312844][ C3] ? debug_object_active_state+0x430/0x430 [ 37.312848][ C3] ? find_held_lock+0x2b/0x80 [ 37.312850][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 37.312852][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.312854][ C3] __run_timers+0x68f/0xaa0 [ 37.312856][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 37.312863][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 37.312865][ C3] ? __lock_acquire+0x518/0xc20 [ 37.312868][ C3] ? __rwlock_init+0x150/0x150 [ 37.312870][ C3] run_timer_softirq+0xf0/0x160 [ 37.312872][ C3] ? __run_timers+0xaa0/0xaa0 [ 37.312874][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.312876][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.312878][ C3] handle_softirqs+0x1d3/0x900 [ 37.312880][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 37.312882][ C3] ? _local_bh_enable+0xc0/0xc0 [ 37.312884][ C3] __irq_exit_rcu+0x145/0x1c0 [ 37.312885][ C3] irq_exit_rcu+0xe/0x30 [ 37.312887][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 37.312888][ C3] [ 37.312889][ C3] [ 37.312890][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 37.312891][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 37.312893][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 37.312895][ C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 37.312897][ C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282 [ 37.312900][ C3] RAX: 00000000000c446b RBX: ff11000001c88040 RCX: ffffffffae8f0307 [ 37.312902][ C3] RDX: ff11000001c88040 RSI: ffffffffb1638b01 RDI: ffffffffb108d8e0 [ 37.312902][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 37.312903][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3 [ 37.312904][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 37.312906][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 37.312908][ C3] default_idle+0x9/0x10 [ 37.312910][ C3] default_idle_call+0x6e/0xb0 [ 37.312911][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 37.312913][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 37.312915][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 37.312917][ C3] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.312918][ C3] ? rcu_is_watching+0x16/0xd0 [ 37.312920][ C3] do_idle+0xd8/0x190 [ 37.312921][ C3] cpu_startup_entry+0x53/0x70 [ 37.312923][ C3] start_secondary+0x204/0x2b0 [ 37.312924][ C3] ? set_cpu_sibling_map+0x2130/0x2130 [ 37.312926][ C3] common_startup_64+0x13e/0x148 [ 37.312929][ C3] [ 40.763826][ T411] veth1: left allmulticast mode [ 40.763843][ T411] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 40.763846][ T411] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 411, name: ip [ 40.763848][ T411] preempt_count: 1, expected: 0 [ 40.763848][ T411] RCU nest depth: 0, expected: 0 [ 40.763849][ T411] INFO: lockdep is turned off. [ 40.763851][ T411] irq event stamp: 0 [ 40.763851][ T411] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 40.763855][ T411] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 40.763862][ T411] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 40.763863][ T411] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 40.763865][ T411] Preemption disabled at: [ 40.763866][ T411] [] vprintk_emit+0x31b/0x3e0 [ 40.763873][ T411] CPU: 2 UID: 0 PID: 411 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 40.763877][ T411] Tainted: [W]=WARN [ 40.763878][ T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.763880][ T411] Call Trace: [ 40.763881][ T411] [ 40.763882][ T411] dump_stack_lvl+0x6f/0xa0 [ 40.763887][ T411] ? vprintk_emit+0x31b/0x3e0 [ 40.763889][ T411] __might_resched.cold+0x1fe/0x2c1 [ 40.763893][ T411] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 40.763896][ T411] ? __asan_memcpy+0x3c/0x60 [ 40.763899][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763902][ T411] __kmalloc_noprof+0x443/0x760 [ 40.763905][ T411] ? __rwlock_init+0x150/0x150 [ 40.763908][ T411] ? alloc_buf.isra.0+0x4b/0x260 [ 40.763912][ T411] ? do_raw_spin_unlock+0x59/0x250 [ 40.763913][ T411] alloc_buf.isra.0+0x4b/0x260 [ 40.763915][ T411] put_chars+0x1e1/0x2f0 [ 40.763917][ T411] ? __send_to_port+0x420/0x420 [ 40.763918][ T411] ? console_prepend_replay+0x20/0x20 [ 40.763921][ T411] hvc_console_print+0x292/0x780 [ 40.763924][ T411] ? hvc_write+0x3a0/0x3a0 [ 40.763925][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763927][ T411] ? lock_acquire+0x13c/0x160 [ 40.763929][ T411] console_emit_next_record+0x22f/0x4c0 [ 40.763932][ T411] ? devkmsg_read+0x4b0/0x4b0 [ 40.763933][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763935][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763937][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763938][ T411] ? lock_acquire+0x13c/0x160 [ 40.763940][ T411] ? console_flush_one_record+0x111/0x710 [ 40.763942][ T411] console_flush_one_record+0x46f/0x710 [ 40.763944][ T411] ? console_emit_next_record+0x4c0/0x4c0 [ 40.763947][ T411] console_unlock+0xee/0x1f0 [ 40.763948][ T411] ? lock_acquire+0x13c/0x160 [ 40.763950][ T411] ? console_flush_one_record+0x710/0x710 [ 40.763951][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763953][ T411] ? lock_release+0x184/0x1f0 [ 40.763954][ T411] ? lock_acquire+0x60/0x160 [ 40.763956][ T411] ? __rcu_read_lock+0x30/0x70 [ 40.763958][ T411] ? __down_trylock_console_sem+0x5e/0xa0 [ 40.763960][ T411] ? vprintk_emit+0x320/0x3e0 [ 40.763962][ T411] vprintk_emit+0x37c/0x3e0 [ 40.763964][ T411] ? wake_up_klogd_work_func+0x90/0x90 [ 40.763966][ T411] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.763969][ T411] ? netlink_unicast+0x486/0x750 [ 40.763971][ T411] ? netlink_sendmsg+0x735/0xc60 [ 40.763973][ T411] ? ____sys_sendmsg+0x415/0x880 [ 40.763975][ T411] ? ___sys_sendmsg+0x14e/0x1d0 [ 40.763977][ T411] ? __sys_sendmsg+0x12c/0x1d0 [ 40.763978][ T411] ? do_syscall_64+0xff/0x530 [ 40.763982][ T411] _printk+0xc7/0x100 [ 40.763985][ T411] ? snapshot_read.cold+0x21/0x21 [ 40.763987][ T411] ? netdev_name+0x43/0x60 [ 40.763990][ T411] ? __netdev_printk+0x17f/0x1d0 [ 40.763991][ T411] netdev_info+0xe2/0x116 [ 40.763993][ T411] ? netdev_notice+0x120/0x120 [ 40.763995][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.763997][ T411] ? __up_read+0x355/0x9e0 [ 40.763998][ T411] ? trace_hardirqs_on+0x36/0x40 [ 40.764001][ T411] ? down_write_nested+0x200/0x200 [ 40.764002][ T411] ? mutex_is_locked+0x1c/0x50 [ 40.764004][ T411] netif_set_allmulti.cold+0x7c/0x166 [ 40.764007][ T411] dev_set_allmulti+0xa2/0x150 [ 40.764010][ T411] del_nbp+0xb7/0xc10 [bridge] [ 40.764022][ T411] ? is_bpf_text_address+0x72/0x110 [ 40.764026][ T411] ? kernel_text_address+0x149/0x170 [ 40.764028][ T411] br_del_if+0xab/0x200 [bridge] [ 40.764036][ T411] ? rtnl_is_locked+0x15/0x20 [ 40.764038][ T411] do_set_master+0x15c/0x580 [ 40.764040][ T411] do_setlink.isra.0+0xa31/0x2750 [ 40.764042][ T411] ? stack_trace_save+0x93/0xc0 [ 40.764045][ T411] ? rtnl_link_get_size+0x350/0x350 [ 40.764046][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764048][ T411] ? stack_depot_save_flags+0x1bc/0x790 [ 40.764052][ T411] ? kasan_save_stack+0x3d/0x50 [ 40.764054][ T411] ? kasan_save_stack+0x2f/0x50 [ 40.764056][ T411] ? kasan_save_track+0x14/0x30 [ 40.764057][ T411] ? __kasan_kmalloc+0x7b/0x90 [ 40.764059][ T411] ? __kmalloc_cache_noprof+0x29a/0x620 [ 40.764060][ T411] ? rtnl_newlink+0x124/0x11c0 [ 40.764061][ T411] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.764062][ T411] ? netlink_rcv_skb+0x14e/0x3a0 [ 40.764064][ T411] ? netlink_unicast+0x486/0x750 [ 40.764065][ T411] ? netlink_sendmsg+0x735/0xc60 [ 40.764066][ T411] ? ____sys_sendmsg+0x415/0x880 [ 40.764068][ T411] ? ___sys_sendmsg+0x14e/0x1d0 [ 40.764069][ T411] ? __sys_sendmsg+0x12c/0x1d0 [ 40.764070][ T411] ? do_syscall_64+0xff/0x530 [ 40.764071][ T411] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 40.764074][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764076][ T411] ? lock_acquire+0x13c/0x160 [ 40.764077][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764079][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764081][ T411] ? trace_contention_end+0xb3/0x180 [ 40.764083][ T411] ? __mutex_lock+0x1db/0x1ea0 [ 40.764085][ T411] ? __mutex_lock+0x9a3/0x1ea0 [ 40.764086][ T411] ? rtnl_newlink+0x9a8/0x11c0 [ 40.764088][ T411] ? ww_mutex_lock+0x160/0x160 [ 40.764089][ T411] ? nla_get_range_signed+0x3d0/0x3d0 [ 40.764091][ T411] ? __rtnl_newlink+0x3fa/0xa50 [ 40.764093][ T411] rtnl_newlink+0x9f1/0x11c0 [ 40.764095][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764097][ T411] ? rtnl_bridge_getlink+0x850/0x850 [ 40.764098][ T411] ? lock_acquire+0x13c/0x160 [ 40.764099][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764101][ T411] ? is_bpf_text_address+0x3e/0x110 [ 40.764103][ T411] ? is_bpf_text_address+0x72/0x110 [ 40.764105][ T411] ? kernel_text_address+0x149/0x170 [ 40.764106][ T411] ? __kernel_text_address+0x12/0x30 [ 40.764107][ T411] ? write_profile+0xf0/0xf0 [ 40.764108][ T411] ? unwind_get_return_address+0x67/0xd0 [ 40.764111][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764112][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764114][ T411] ? cap_capable+0x1d7/0x3d0 [ 40.764117][ T411] ? lock_acquire+0x13c/0x160 [ 40.764119][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764121][ T411] ? rtnl_bridge_getlink+0x850/0x850 [ 40.764122][ T411] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.764123][ T411] ? rtnl_link_fill+0x920/0x920 [ 40.764125][ T411] ? filter_irq_stacks+0xd0/0xd0 [ 40.764126][ T411] ? stack_depot_save_flags+0x1bc/0x790 [ 40.764128][ T411] netlink_rcv_skb+0x14e/0x3a0 [ 40.764130][ T411] ? rtnl_link_fill+0x920/0x920 [ 40.764131][ T411] ? lock_release+0x184/0x1f0 [ 40.764133][ T411] ? netlink_ack+0xcf0/0xcf0 [ 40.764134][ T411] ? __netlink_lookup+0xb9/0x6b0 [ 40.764136][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764138][ T411] ? lock_release+0x184/0x1f0 [ 40.764140][ T411] netlink_unicast+0x486/0x750 [ 40.764142][ T411] ? netlink_attachskb+0x810/0x810 [ 40.764143][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764145][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764147][ T411] ? lock_acquire+0x13c/0x160 [ 40.764148][ T411] netlink_sendmsg+0x735/0xc60 [ 40.764150][ T411] ? netlink_unicast+0x750/0x750 [ 40.764152][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764154][ T411] ? lock_release+0x184/0x1f0 [ 40.764156][ T411] ____sys_sendmsg+0x415/0x880 [ 40.764157][ T411] ? copy_msghdr_from_user+0x279/0x420 [ 40.764159][ T411] ? get_timestamp.constprop.0+0x390/0x390 [ 40.764160][ T411] ? move_addr_to_kernel+0x40/0x40 [ 40.764162][ T411] ? filter_irq_stacks+0xd0/0xd0 [ 40.764164][ T411] ___sys_sendmsg+0x14e/0x1d0 [ 40.764166][ T411] ? copy_msghdr_from_user+0x420/0x420 [ 40.764170][ T411] __sys_sendmsg+0x12c/0x1d0 [ 40.764172][ T411] ? __sys_sendmsg_sock+0x20/0x20 [ 40.764175][ T411] ? rcu_is_watching+0x16/0xd0 [ 40.764177][ T411] do_syscall_64+0xff/0x530 [ 40.764178][ T411] ? exc_page_fault+0xee/0x100 [ 40.764180][ T411] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 40.764182][ T411] RIP: 0033:0x7f7d2b4ed54e [ 40.764184][ T411] 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 [ 40.764185][ T411] RSP: 002b:00007ffd9e22c790 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.764189][ T411] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7d2b4ed54e [ 40.764191][ T411] RDX: 0000000000000000 RSI: 00007ffd9e22c840 RDI: 0000000000000005 [ 40.764191][ T411] RBP: 00007ffd9e22c7a0 R08: 0000000000000000 R09: 0000000000000000 [ 40.764192][ T411] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9156bf [ 40.764193][ T411] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9e22cf00 [ 40.764196][ T411] [ 40.799249][ T411] veth1: left promiscuous mode [ 40.799537][ T411] br1: port 1(veth1) entered disabled state [ 42.847655][ T414] br1: port 1(veth1) entered blocking state [ 42.847672][ T414] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 42.847675][ T414] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 414, name: ip [ 42.847676][ T414] preempt_count: 1, expected: 0 [ 42.847677][ T414] RCU nest depth: 0, expected: 0 [ 42.847678][ T414] INFO: lockdep is turned off. [ 42.847680][ T414] irq event stamp: 0 [ 42.847680][ T414] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 42.847685][ T414] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 42.847691][ T414] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 42.847693][ T414] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 42.847695][ T414] Preemption disabled at: [ 42.847695][ T414] [] vprintk_emit+0x31b/0x3e0 [ 42.847703][ T414] CPU: 2 UID: 0 PID: 414 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 42.847706][ T414] Tainted: [W]=WARN [ 42.847707][ T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.847708][ T414] Call Trace: [ 42.847710][ T414] [ 42.847711][ T414] dump_stack_lvl+0x6f/0xa0 [ 42.847716][ T414] ? vprintk_emit+0x31b/0x3e0 [ 42.847718][ T414] __might_resched.cold+0x1fe/0x2c1 [ 42.847722][ T414] ? __module_address+0x36/0x330 [ 42.847726][ T414] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 42.847729][ T414] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 42.847731][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847734][ T414] __kmalloc_noprof+0x443/0x760 [ 42.847737][ T414] ? __rwlock_init+0x150/0x150 [ 42.847739][ T414] ? alloc_buf.isra.0+0x4b/0x260 [ 42.847743][ T414] ? do_raw_spin_unlock+0x59/0x250 [ 42.847745][ T414] alloc_buf.isra.0+0x4b/0x260 [ 42.847747][ T414] put_chars+0x1e1/0x2f0 [ 42.847748][ T414] ? prb_final_commit+0x50/0x50 [ 42.847750][ T414] ? __send_to_port+0x420/0x420 [ 42.847751][ T414] ? printk_get_next_message+0x240/0x650 [ 42.847754][ T414] hvc_console_print+0x292/0x780 [ 42.847757][ T414] ? hvc_write+0x3a0/0x3a0 [ 42.847758][ T414] ? do_raw_spin_lock+0x131/0x280 [ 42.847760][ T414] ? vsnprintf+0x668/0x1700 [ 42.847763][ T414] ? __rwlock_init+0x150/0x150 [ 42.847765][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847767][ T414] ? lock_acquire+0x13c/0x160 [ 42.847769][ T414] console_emit_next_record+0x22f/0x4c0 [ 42.847771][ T414] ? devkmsg_read+0x4b0/0x4b0 [ 42.847773][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847775][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847776][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847778][ T414] ? lock_acquire+0x13c/0x160 [ 42.847780][ T414] ? console_flush_one_record+0x111/0x710 [ 42.847781][ T414] console_flush_one_record+0x46f/0x710 [ 42.847784][ T414] ? console_emit_next_record+0x4c0/0x4c0 [ 42.847786][ T414] console_unlock+0xee/0x1f0 [ 42.847788][ T414] ? lock_acquire+0x13c/0x160 [ 42.847790][ T414] ? console_flush_one_record+0x710/0x710 [ 42.847791][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847793][ T414] ? lock_release+0x184/0x1f0 [ 42.847794][ T414] ? lock_acquire+0x60/0x160 [ 42.847796][ T414] ? __rcu_read_lock+0x30/0x70 [ 42.847798][ T414] ? __down_trylock_console_sem+0x5e/0xa0 [ 42.847799][ T414] ? vprintk_emit+0x320/0x3e0 [ 42.847801][ T414] vprintk_emit+0x37c/0x3e0 [ 42.847804][ T414] ? wake_up_klogd_work_func+0x90/0x90 [ 42.847806][ T414] ? __rwlock_init+0x150/0x150 [ 42.847807][ T414] ? filter_irq_stacks+0xd0/0xd0 [ 42.847809][ T414] ? lock_acquire+0x13c/0x160 [ 42.847811][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847813][ T414] _printk+0xc7/0x100 [ 42.847816][ T414] ? snapshot_read.cold+0x21/0x21 [ 42.847818][ T414] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 42.847831][ T414] ? do_setlink.isra.0+0xa31/0x2750 [ 42.847833][ T414] ? rtnl_newlink+0x9f1/0x11c0 [ 42.847834][ T414] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.847836][ T414] br_set_state+0x22f/0x430 [bridge] [ 42.847845][ T414] br_init_port+0xc4/0x200 [bridge] [ 42.847853][ T414] new_nbp+0x39c/0x580 [bridge] [ 42.847861][ T414] br_add_if+0x212/0x1320 [bridge] [ 42.847867][ T414] ? bpf_address_lookup+0x250/0x290 [ 42.847870][ T414] ? is_bpf_text_address+0x72/0x110 [ 42.847872][ T414] ? kernel_text_address+0x149/0x170 [ 42.847875][ T414] ? __kernel_text_address+0x12/0x30 [ 42.847877][ T414] do_set_master+0x357/0x580 [ 42.847879][ T414] do_setlink.isra.0+0xa31/0x2750 [ 42.847881][ T414] ? stack_trace_save+0x93/0xc0 [ 42.847882][ T414] ? rtnl_link_get_size+0x350/0x350 [ 42.847884][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847885][ T414] ? stack_depot_save_flags+0x1bc/0x790 [ 42.847889][ T414] ? kasan_save_stack+0x3d/0x50 [ 42.847892][ T414] ? kasan_save_stack+0x2f/0x50 [ 42.847894][ T414] ? kasan_save_track+0x14/0x30 [ 42.847895][ T414] ? __kasan_kmalloc+0x7b/0x90 [ 42.847897][ T414] ? __kmalloc_cache_noprof+0x29a/0x620 [ 42.847898][ T414] ? rtnl_newlink+0x124/0x11c0 [ 42.847899][ T414] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.847900][ T414] ? netlink_rcv_skb+0x14e/0x3a0 [ 42.847903][ T414] ? netlink_unicast+0x486/0x750 [ 42.847904][ T414] ? netlink_sendmsg+0x735/0xc60 [ 42.847905][ T414] ? ____sys_sendmsg+0x415/0x880 [ 42.847908][ T414] ? ___sys_sendmsg+0x14e/0x1d0 [ 42.847909][ T414] ? __sys_sendmsg+0x12c/0x1d0 [ 42.847911][ T414] ? do_syscall_64+0xff/0x530 [ 42.847913][ T414] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.847915][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847917][ T414] ? lock_acquire+0x13c/0x160 [ 42.847918][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847920][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847922][ T414] ? trace_contention_end+0xb3/0x180 [ 42.847925][ T414] ? __mutex_lock+0x1db/0x1ea0 [ 42.847927][ T414] ? __mutex_lock+0x9a3/0x1ea0 [ 42.847928][ T414] ? rtnl_newlink+0x9a8/0x11c0 [ 42.847930][ T414] ? ww_mutex_lock+0x160/0x160 [ 42.847931][ T414] ? nla_get_range_signed+0x3d0/0x3d0 [ 42.847933][ T414] ? __rtnl_newlink+0x3fa/0xa50 [ 42.847935][ T414] rtnl_newlink+0x9f1/0x11c0 [ 42.847937][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847939][ T414] ? rtnl_bridge_getlink+0x850/0x850 [ 42.847940][ T414] ? lock_acquire+0x13c/0x160 [ 42.847942][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847944][ T414] ? is_bpf_text_address+0x3e/0x110 [ 42.847945][ T414] ? is_bpf_text_address+0x72/0x110 [ 42.847947][ T414] ? kernel_text_address+0x149/0x170 [ 42.847948][ T414] ? __kernel_text_address+0x12/0x30 [ 42.847949][ T414] ? write_profile+0xf0/0xf0 [ 42.847951][ T414] ? unwind_get_return_address+0x67/0xd0 [ 42.847953][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847955][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847957][ T414] ? cap_capable+0x1d7/0x3d0 [ 42.847960][ T414] ? lock_acquire+0x13c/0x160 [ 42.847962][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847963][ T414] ? rtnl_bridge_getlink+0x850/0x850 [ 42.847965][ T414] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.847966][ T414] ? rtnl_link_fill+0x920/0x920 [ 42.847968][ T414] ? filter_irq_stacks+0xd0/0xd0 [ 42.847969][ T414] ? stack_depot_save_flags+0x1bc/0x790 [ 42.847972][ T414] netlink_rcv_skb+0x14e/0x3a0 [ 42.847973][ T414] ? rtnl_link_fill+0x920/0x920 [ 42.847974][ T414] ? lock_release+0x184/0x1f0 [ 42.847976][ T414] ? netlink_ack+0xcf0/0xcf0 [ 42.847977][ T414] ? __netlink_lookup+0xb9/0x6b0 [ 42.847980][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847981][ T414] ? lock_release+0x184/0x1f0 [ 42.847983][ T414] netlink_unicast+0x486/0x750 [ 42.847985][ T414] ? netlink_attachskb+0x810/0x810 [ 42.847987][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847988][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847990][ T414] ? lock_acquire+0x13c/0x160 [ 42.847992][ T414] netlink_sendmsg+0x735/0xc60 [ 42.847994][ T414] ? netlink_unicast+0x750/0x750 [ 42.847995][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.847997][ T414] ? lock_release+0x184/0x1f0 [ 42.847999][ T414] ____sys_sendmsg+0x415/0x880 [ 42.848000][ T414] ? copy_msghdr_from_user+0x279/0x420 [ 42.848002][ T414] ? get_timestamp.constprop.0+0x390/0x390 [ 42.848004][ T414] ? move_addr_to_kernel+0x40/0x40 [ 42.848005][ T414] ? filter_irq_stacks+0xd0/0xd0 [ 42.848007][ T414] ___sys_sendmsg+0x14e/0x1d0 [ 42.848009][ T414] ? copy_msghdr_from_user+0x420/0x420 [ 42.848014][ T414] __sys_sendmsg+0x12c/0x1d0 [ 42.848016][ T414] ? __sys_sendmsg_sock+0x20/0x20 [ 42.848018][ T414] ? rcu_is_watching+0x16/0xd0 [ 42.848020][ T414] do_syscall_64+0xff/0x530 [ 42.848022][ T414] ? exc_page_fault+0xee/0x100 [ 42.848024][ T414] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.848025][ T414] RIP: 0033:0x7f36fdf0254e [ 42.848027][ T414] 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 [ 42.848029][ T414] RSP: 002b:00007ffe0c5ce910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.848033][ T414] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f36fdf0254e [ 42.848034][ T414] RDX: 0000000000000000 RSI: 00007ffe0c5ce9c0 RDI: 0000000000000005 [ 42.848035][ T414] RBP: 00007ffe0c5ce920 R08: 0000000000000000 R09: 0000000000000000 [ 42.848036][ T414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9156c1 [ 42.848037][ T414] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0c5cf080 [ 42.848039][ T414] [ 42.879944][ T414] br1: port 1(veth1) entered disabled state [ 42.880202][ T414] veth1: entered allmulticast mode [ 42.882090][ T414] veth1: entered promiscuous mode [ 42.882432][ T414] br1: port 1(veth1) entered blocking state [ 42.882664][ T414] br1: port 1(veth1) entered forwarding state [ 45.175713][ T456] br1: port 1(veth1) entered disabled state [ 45.175731][ T456] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 45.175734][ T456] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 456, name: ip [ 45.175735][ T456] preempt_count: 202, expected: 0 [ 45.175736][ T456] RCU nest depth: 0, expected: 0 [ 45.175737][ T456] INFO: lockdep is turned off. [ 45.175738][ T456] irq event stamp: 0 [ 45.175739][ T456] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 45.175744][ T456] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 45.175751][ T456] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 45.175752][ T456] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 45.175754][ T456] Preemption disabled at: [ 45.175755][ T456] [<0000000000000000>] 0x0 [ 45.175760][ T456] CPU: 3 UID: 0 PID: 456 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 45.175763][ T456] Tainted: [W]=WARN [ 45.175764][ T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.175767][ T456] Call Trace: [ 45.175768][ T456] [ 45.175769][ T456] dump_stack_lvl+0x6f/0xa0 [ 45.175775][ T456] __might_resched.cold+0x1fe/0x2c1 [ 45.175779][ T456] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 45.175783][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175787][ T456] __kmalloc_noprof+0x443/0x760 [ 45.175790][ T456] ? __rwlock_init+0x150/0x150 [ 45.175793][ T456] ? alloc_buf.isra.0+0x4b/0x260 [ 45.175797][ T456] ? do_raw_spin_unlock+0x59/0x250 [ 45.175798][ T456] alloc_buf.isra.0+0x4b/0x260 [ 45.175801][ T456] put_chars+0x1e1/0x2f0 [ 45.175803][ T456] ? __send_to_port+0x420/0x420 [ 45.175804][ T456] ? printk_get_next_message+0x240/0x650 [ 45.175808][ T456] hvc_console_print+0x292/0x780 [ 45.175811][ T456] ? hvc_write+0x3a0/0x3a0 [ 45.175814][ T456] ? __rwlock_init+0x150/0x150 [ 45.175815][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175817][ T456] ? lock_acquire+0x13c/0x160 [ 45.175819][ T456] console_emit_next_record+0x22f/0x4c0 [ 45.175822][ T456] ? devkmsg_read+0x4b0/0x4b0 [ 45.175824][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175826][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175827][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175829][ T456] ? lock_acquire+0x13c/0x160 [ 45.175831][ T456] ? console_flush_one_record+0x111/0x710 [ 45.175833][ T456] console_flush_one_record+0x46f/0x710 [ 45.175835][ T456] ? console_emit_next_record+0x4c0/0x4c0 [ 45.175838][ T456] console_unlock+0xee/0x1f0 [ 45.175839][ T456] ? lock_acquire+0x13c/0x160 [ 45.175841][ T456] ? console_flush_one_record+0x710/0x710 [ 45.175843][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175844][ T456] ? lock_release+0x184/0x1f0 [ 45.175846][ T456] ? lock_acquire+0x60/0x160 [ 45.175847][ T456] ? __rcu_read_lock+0x30/0x70 [ 45.175849][ T456] ? __down_trylock_console_sem+0x5e/0xa0 [ 45.175851][ T456] ? vprintk_emit+0x320/0x3e0 [ 45.175853][ T456] vprintk_emit+0x37c/0x3e0 [ 45.175856][ T456] ? wake_up_klogd_work_func+0x90/0x90 [ 45.175857][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175859][ T456] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 45.175862][ T456] ? trace_hardirqs_on+0x36/0x40 [ 45.175863][ T456] _printk+0xc7/0x100 [ 45.175867][ T456] ? snapshot_read.cold+0x21/0x21 [ 45.175869][ T456] ? ipv6_mc_down+0x17e/0x2d0 [ 45.175874][ T456] br_set_state+0x22f/0x430 [bridge] [ 45.175888][ T456] br_stp_disable_port+0x11f/0x390 [bridge] [ 45.175896][ T456] br_device_event+0x7b5/0x8f0 [bridge] [ 45.175906][ T456] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 45.175910][ T456] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 45.175912][ T456] ? addrconf_notify+0x2c8/0xf30 [ 45.175915][ T456] notifier_call_chain+0xae/0x300 [ 45.175918][ T456] __dev_notify_flags+0x23c/0x3c0 [ 45.175922][ T456] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 45.175924][ T456] ? netif_change_name+0x8c0/0x8c0 [ 45.175926][ T456] ? netif_set_allmulti+0x250/0x250 [ 45.175928][ T456] ? __kernel_text_address+0x12/0x30 [ 45.175930][ T456] ? write_profile+0xf0/0xf0 [ 45.175932][ T456] ? unwind_get_return_address+0x67/0xd0 [ 45.175935][ T456] netif_change_flags+0xfe/0x190 [ 45.175938][ T456] do_setlink.isra.0+0x1cc3/0x2750 [ 45.175940][ T456] ? stack_trace_save+0x93/0xc0 [ 45.175942][ T456] ? rtnl_link_get_size+0x350/0x350 [ 45.175943][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175945][ T456] ? stack_depot_save_flags+0x1bc/0x790 [ 45.175949][ T456] ? kasan_save_stack+0x3d/0x50 [ 45.175952][ T456] ? kasan_save_stack+0x2f/0x50 [ 45.175953][ T456] ? kasan_save_track+0x14/0x30 [ 45.175955][ T456] ? __kasan_kmalloc+0x7b/0x90 [ 45.175956][ T456] ? __kmalloc_cache_noprof+0x29a/0x620 [ 45.175958][ T456] ? rtnl_newlink+0x124/0x11c0 [ 45.175959][ T456] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 45.175960][ T456] ? netlink_rcv_skb+0x14e/0x3a0 [ 45.175963][ T456] ? netlink_unicast+0x486/0x750 [ 45.175964][ T456] ? netlink_sendmsg+0x735/0xc60 [ 45.175966][ T456] ? ____sys_sendmsg+0x415/0x880 [ 45.175968][ T456] ? ___sys_sendmsg+0x14e/0x1d0 [ 45.175970][ T456] ? __sys_sendmsg+0x12c/0x1d0 [ 45.175972][ T456] ? do_syscall_64+0xff/0x530 [ 45.175974][ T456] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 45.175976][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175978][ T456] ? lock_acquire+0x13c/0x160 [ 45.175979][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175981][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175983][ T456] ? trace_contention_end+0xb3/0x180 [ 45.175986][ T456] ? __mutex_lock+0x1db/0x1ea0 [ 45.175988][ T456] ? __mutex_lock+0x9a3/0x1ea0 [ 45.175989][ T456] ? rtnl_newlink+0x9a8/0x11c0 [ 45.175991][ T456] ? ww_mutex_lock+0x160/0x160 [ 45.175993][ T456] ? __rtnl_newlink+0x3fa/0xa50 [ 45.175995][ T456] rtnl_newlink+0x9f1/0x11c0 [ 45.175997][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.175999][ T456] ? rtnl_bridge_getlink+0x850/0x850 [ 45.176000][ T456] ? lock_acquire+0x13c/0x160 [ 45.176001][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176003][ T456] ? is_bpf_text_address+0x3e/0x110 [ 45.176007][ T456] ? is_bpf_text_address+0x72/0x110 [ 45.176008][ T456] ? kernel_text_address+0x149/0x170 [ 45.176010][ T456] ? __kernel_text_address+0x12/0x30 [ 45.176011][ T456] ? write_profile+0xf0/0xf0 [ 45.176012][ T456] ? unwind_get_return_address+0x67/0xd0 [ 45.176013][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176015][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176017][ T456] ? cap_capable+0x1d7/0x3d0 [ 45.176020][ T456] ? lock_acquire+0x13c/0x160 [ 45.176022][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176024][ T456] ? rtnl_bridge_getlink+0x850/0x850 [ 45.176025][ T456] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 45.176026][ T456] ? rtnl_link_fill+0x920/0x920 [ 45.176028][ T456] ? filter_irq_stacks+0xd0/0xd0 [ 45.176029][ T456] ? stack_depot_save_flags+0x1bc/0x790 [ 45.176032][ T456] netlink_rcv_skb+0x14e/0x3a0 [ 45.176033][ T456] ? rtnl_link_fill+0x920/0x920 [ 45.176035][ T456] ? lock_release+0x184/0x1f0 [ 45.176036][ T456] ? netlink_ack+0xcf0/0xcf0 [ 45.176037][ T456] ? __netlink_lookup+0xb9/0x6b0 [ 45.176040][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176042][ T456] ? lock_release+0x184/0x1f0 [ 45.176044][ T456] netlink_unicast+0x486/0x750 [ 45.176046][ T456] ? netlink_attachskb+0x810/0x810 [ 45.176047][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176049][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176051][ T456] ? lock_acquire+0x13c/0x160 [ 45.176053][ T456] netlink_sendmsg+0x735/0xc60 [ 45.176055][ T456] ? netlink_unicast+0x750/0x750 [ 45.176056][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176058][ T456] ? lock_release+0x184/0x1f0 [ 45.176060][ T456] ____sys_sendmsg+0x415/0x880 [ 45.176062][ T456] ? copy_msghdr_from_user+0x279/0x420 [ 45.176063][ T456] ? get_timestamp.constprop.0+0x390/0x390 [ 45.176065][ T456] ? move_addr_to_kernel+0x40/0x40 [ 45.176066][ T456] ? filter_irq_stacks+0xd0/0xd0 [ 45.176069][ T456] ___sys_sendmsg+0x14e/0x1d0 [ 45.176071][ T456] ? copy_msghdr_from_user+0x420/0x420 [ 45.176076][ T456] __sys_sendmsg+0x12c/0x1d0 [ 45.176077][ T456] ? __sys_sendmsg_sock+0x20/0x20 [ 45.176080][ T456] ? rcu_is_watching+0x16/0xd0 [ 45.176082][ T456] do_syscall_64+0xff/0x530 [ 45.176084][ T456] ? exc_page_fault+0xee/0x100 [ 45.176086][ T456] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 45.176088][ T456] RIP: 0033:0x7f82c834854e [ 45.176089][ T456] 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 [ 45.176091][ T456] RSP: 002b:00007ffe1a10bdc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 45.176095][ T456] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f82c834854e [ 45.176096][ T456] RDX: 0000000000000000 RSI: 00007ffe1a10be70 RDI: 0000000000000005 [ 45.176097][ T456] RBP: 00007ffe1a10bdd0 R08: 0000000000000000 R09: 0000000000000000 [ 45.176098][ T456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9156c3 [ 45.176099][ T456] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1a10c530 [ 45.176101][ T456] [ 45.212098][ T456] ip (456) used greatest stack depth: 23016 bytes left [ 45.227142][ T457] veth1: left allmulticast mode [ 45.227713][ T457] veth1: left promiscuous mode [ 45.227993][ T457] br1: port 1(veth1) entered disabled state