[ 11.313121][ T261] br1: port 1(veth1) entered blocking state [ 11.313225][ T261] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.313227][ T261] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 261, name: ip [ 11.313229][ T261] preempt_count: 1, expected: 0 [ 11.313229][ T261] RCU nest depth: 0, expected: 0 [ 11.313230][ T261] locks held by ip/261: 5, last CPU#0: [ 11.313233][ T261] #0: ffffffffa30d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.313244][ T261] #1: ffffffffa2969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.313251][ T261] #2: ffffffffa2969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.313255][ T261] #3: ffffffffa2889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.313258][ T261] #4: ffffffffa2889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.313262][ T261] irq event stamp: 17494 [ 11.313263][ T261] hardirqs last enabled at (17493): [] __down_trylock_console_sem+0x86/0xa0 [ 11.313265][ T261] hardirqs last disabled at (17494): [] console_emit_next_record+0x3d4/0x4c0 [ 11.313267][ T261] softirqs last enabled at (17404): [] __alloc_skb+0x4c2/0x5f0 [ 11.313271][ T261] softirqs last disabled at (17402): [] __alloc_skb+0x4c2/0x5f0 [ 11.313273][ T261] Preemption disabled at: [ 11.313274][ T261] [] vprintk_emit+0x31b/0x3e0 [ 11.313280][ T261] CPU: 0 UID: 0 PID: 261 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.313283][ T261] Tainted: [W]=WARN [ 11.313284][ T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.313286][ T261] Call Trace: [ 11.313288][ T261] [ 11.313289][ T261] dump_stack_lvl+0x6f/0xa0 [ 11.313295][ T261] ? vprintk_emit+0x31b/0x3e0 [ 11.313297][ T261] __might_resched.cold+0x1fe/0x2c1 [ 11.313301][ T261] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.313305][ T261] ? __kmalloc_noprof+0xdb/0x760 [ 11.313310][ T261] __kmalloc_noprof+0x443/0x760 [ 11.313313][ T261] ? alloc_buf.isra.0+0x4b/0x260 [ 11.313318][ T261] ? do_raw_spin_unlock+0x59/0x250 [ 11.313321][ T261] alloc_buf.isra.0+0x4b/0x260 [ 11.313324][ T261] put_chars+0x1e1/0x2f0 [ 11.313327][ T261] ? __send_to_port+0x420/0x420 [ 11.313331][ T261] ? validate_chain+0x34a/0xc20 [ 11.313335][ T261] hvc_console_print+0x292/0x780 [ 11.313337][ T261] ? mark_usage+0x61/0x170 [ 11.313339][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313341][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313345][ T261] ? hvc_write+0x3a0/0x3a0 [ 11.313347][ T261] ? console_emit_next_record+0x1df/0x4c0 [ 11.313350][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313354][ T261] ? lock_acquire+0x13c/0x160 [ 11.313357][ T261] console_emit_next_record+0x22f/0x4c0 [ 11.313361][ T261] ? devkmsg_read+0x4b0/0x4b0 [ 11.313363][ T261] ? console_flush_one_record+0x106/0x710 [ 11.313366][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313368][ T261] ? lock_acquire+0x13c/0x160 [ 11.313372][ T261] console_flush_one_record+0x46f/0x710 [ 11.313376][ T261] ? console_emit_next_record+0x4c0/0x4c0 [ 11.313378][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313383][ T261] console_unlock+0xee/0x1f0 [ 11.313385][ T261] ? console_flush_one_record+0x710/0x710 [ 11.313387][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313389][ T261] ? lock_acquire+0x60/0x160 [ 11.313393][ T261] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.313395][ T261] ? vprintk_emit+0x320/0x3e0 [ 11.313398][ T261] vprintk_emit+0x37c/0x3e0 [ 11.313402][ T261] ? wake_up_klogd_work_func+0x90/0x90 [ 11.313404][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 11.313406][ T261] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.313410][ T261] ? mark_held_locks+0x40/0x70 [ 11.313413][ T261] _printk+0xc7/0x100 [ 11.313417][ T261] ? snapshot_read.cold+0x21/0x21 [ 11.313421][ T261] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.313433][ T261] ? do_setlink.isra.0+0xa31/0x2750 [ 11.313435][ T261] ? rtnl_newlink+0x9f1/0x11c0 [ 11.313436][ T261] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.313440][ T261] br_set_state+0x22f/0x430 [bridge] [ 11.313450][ T261] br_init_port+0xc4/0x200 [bridge] [ 11.313458][ T261] new_nbp+0x39c/0x580 [bridge] [ 11.313467][ T261] br_add_if+0x212/0x1320 [bridge] [ 11.313473][ T261] ? is_bpf_text_address+0x72/0x110 [ 11.313477][ T261] ? kernel_text_address+0x149/0x170 [ 11.313481][ T261] ? __kernel_text_address+0x12/0x30 [ 11.313484][ T261] do_set_master+0x357/0x580 [ 11.313489][ T261] do_setlink.isra.0+0xa31/0x2750 [ 11.313492][ T261] ? stack_trace_save+0x93/0xc0 [ 11.313495][ T261] ? rtnl_link_get_size+0x350/0x350 [ 11.313496][ T261] ? rcu_read_lock_any_held+0x66/0x90 [ 11.313499][ T261] ? stack_depot_save_flags+0x38e/0x790 [ 11.313502][ T261] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.313505][ T261] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.313507][ T261] ? validate_chain+0x38b/0xc20 [ 11.313509][ T261] ? kasan_save_stack+0x3d/0x50 [ 11.313512][ T261] ? kasan_save_stack+0x2f/0x50 [ 11.313514][ T261] ? kasan_save_track+0x14/0x30 [ 11.313516][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313518][ T261] ? netlink_seq_next+0xe/0x60 [ 11.313521][ T261] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.313525][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 11.313527][ T261] ? rtnl_newlink+0x9a8/0x11c0 [ 11.313530][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313532][ T261] ? lock_acquire+0x13c/0x160 [ 11.313533][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313535][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313537][ T261] ? trace_contention_end+0xb3/0x180 [ 11.313541][ T261] ? __mutex_lock+0x1db/0x1ea0 [ 11.313543][ T261] ? __mutex_lock+0x9a3/0x1ea0 [ 11.313545][ T261] ? rtnl_newlink+0x9a8/0x11c0 [ 11.313548][ T261] ? ww_mutex_lock+0x160/0x160 [ 11.313550][ T261] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.313555][ T261] ? __rtnl_newlink+0x3fa/0xa50 [ 11.313560][ T261] rtnl_newlink+0x9f1/0x11c0 [ 11.313565][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 11.313569][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313574][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 11.313575][ T261] ? find_held_lock+0x2b/0x80 [ 11.313577][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 11.313579][ T261] ? __lock_release.isra.0+0x69/0x1a0 [ 11.313583][ T261] ? rtnl_bridge_getlink+0x850/0x850 [ 11.313585][ T261] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.313588][ T261] ? rtnl_link_fill+0x920/0x920 [ 11.313589][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313593][ T261] ? lock_acquire.part.0+0xd4/0x280 [ 11.313595][ T261] ? find_held_lock+0x2b/0x80 [ 11.313598][ T261] netlink_rcv_skb+0x14e/0x3a0 [ 11.313600][ T261] ? rtnl_link_fill+0x920/0x920 [ 11.313603][ T261] ? netlink_ack+0xcf0/0xcf0 [ 11.313608][ T261] ? netlink_deliver_tap+0xc5/0x330 [ 11.313610][ T261] ? netlink_deliver_tap+0x13c/0x330 [ 11.313614][ T261] netlink_unicast+0x486/0x750 [ 11.313618][ T261] ? netlink_attachskb+0x810/0x810 [ 11.313620][ T261] ? __lock_acquire+0x518/0xc20 [ 11.313624][ T261] netlink_sendmsg+0x735/0xc60 [ 11.313628][ T261] ? netlink_unicast+0x750/0x750 [ 11.313632][ T261] ? __might_fault+0x97/0x140 [ 11.313637][ T261] ____sys_sendmsg+0x415/0x880 [ 11.313639][ T261] ? copy_msghdr_from_user+0x279/0x420 [ 11.313641][ T261] ? get_timestamp.constprop.0+0x390/0x390 [ 11.313643][ T261] ? move_addr_to_kernel+0x40/0x40 [ 11.313650][ T261] ___sys_sendmsg+0x14e/0x1d0 [ 11.313652][ T261] ? copy_msghdr_from_user+0x420/0x420 [ 11.313667][ T261] __sys_sendmsg+0x12c/0x1d0 [ 11.313670][ T261] ? __sys_sendmsg_sock+0x20/0x20 [ 11.313676][ T261] ? rcu_is_watching+0x16/0xd0 [ 11.313680][ T261] do_syscall_64+0xff/0x530 [ 11.313682][ T261] ? exc_page_fault+0xee/0x100 [ 11.313685][ T261] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.313687][ T261] RIP: 0033:0x7f1d95f0654e [ 11.313691][ T261] 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 [ 11.313692][ T261] RSP: 002b:00007ffd8c17fcf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.313695][ T261] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d95f0654e [ 11.313696][ T261] RDX: 0000000000000000 RSI: 00007ffd8c17fda0 RDI: 0000000000000005 [ 11.313697][ T261] RBP: 00007ffd8c17fd00 R08: 0000000000000000 R09: 0000000000000000 [ 11.313698][ T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182c2 [ 11.313699][ T261] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8c180460 [ 11.313705][ T261] [ 11.352610][ T261] br1: port 1(veth1) entered disabled state [ 11.352962][ T261] veth1: entered allmulticast mode [ 11.354606][ T261] veth1: entered promiscuous mode [ 11.361975][ T261] ip (261) used greatest stack depth: 23336 bytes left [ 11.466652][ T39] br1: port 1(veth1) entered blocking state [ 11.467073][ T39] br1: port 1(veth1) entered forwarding state [ 11.511932][ T274] br1: port 2(veth2) entered blocking state [ 11.512263][ T274] br1: port 2(veth2) entered disabled state [ 11.513144][ T274] veth2: entered allmulticast mode [ 11.514696][ T274] veth2: entered promiscuous mode [ 11.608991][ T39] br1: port 2(veth2) entered blocking state [ 11.609330][ T39] br1: port 2(veth2) entered forwarding state [ 26.481658][ C0] [ 26.481678][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.481681][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 26.481684][ C0] preempt_count: 104, expected: 0 [ 26.481685][ C0] RCU nest depth: 0, expected: 0 [ 26.481687][ C0] INFO: lockdep is turned off. [ 26.481688][ C0] irq event stamp: 983652 [ 26.481689][ C0] hardirqs last enabled at (983652): [] _raw_spin_unlock_irq+0x28/0x50 [ 26.481699][ C0] hardirqs last disabled at (983651): [] _raw_spin_lock_irq+0x4a/0x50 [ 26.481702][ C0] softirqs last enabled at (983618): [] handle_softirqs+0x67c/0x900 [ 26.481707][ C0] softirqs last disabled at (983649): [] __irq_exit_rcu+0x145/0x1c0 [ 26.481710][ C0] Preemption disabled at: [ 26.481711][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 26.481718][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.481723][ C0] Tainted: [W]=WARN [ 26.481724][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.481726][ C0] Call Trace: [ 26.481729][ C0] [ 26.481731][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.481737][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 26.481739][ C0] __might_resched.cold+0x1fe/0x2c1 [ 26.481743][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.481747][ C0] ? __asan_memcpy+0x3c/0x60 [ 26.481751][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481756][ C0] __kmalloc_noprof+0x443/0x760 [ 26.481760][ C0] ? __rwlock_init+0x150/0x150 [ 26.481763][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 26.481768][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 26.481770][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.481774][ C0] put_chars+0x1e1/0x2f0 [ 26.481777][ C0] ? __send_to_port+0x420/0x420 [ 26.481779][ C0] ? console_prepend_replay+0x20/0x20 [ 26.481783][ C0] hvc_console_print+0x292/0x780 [ 26.481788][ C0] ? hvc_write+0x3a0/0x3a0 [ 26.481790][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481793][ C0] ? lock_acquire+0x13c/0x160 [ 26.481796][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.481800][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 26.481802][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481805][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481807][ C0] ? lock_acquire+0x13c/0x160 [ 26.481810][ C0] ? console_flush_one_record+0x111/0x710 [ 26.481812][ C0] console_flush_one_record+0x46f/0x710 [ 26.481816][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 26.481820][ C0] console_unlock+0xee/0x1f0 [ 26.481822][ C0] ? lock_acquire+0x13c/0x160 [ 26.481825][ C0] ? console_flush_one_record+0x710/0x710 [ 26.481827][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481829][ C0] ? lock_release+0x184/0x1f0 [ 26.481831][ C0] ? lock_acquire+0x60/0x160 [ 26.481834][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.481837][ C0] ? vprintk_emit+0x320/0x3e0 [ 26.481840][ C0] vprintk_emit+0x37c/0x3e0 [ 26.481843][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 26.481846][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481848][ C0] ? lock_release+0x184/0x1f0 [ 26.481851][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 26.481856][ C0] _printk+0xc7/0x100 [ 26.481860][ C0] ? snapshot_read.cold+0x21/0x21 [ 26.481863][ C0] ? arch_stack_walk+0xd7/0x130 [ 26.481868][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.481871][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.481874][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.481877][ C0] mark_lock_irq+0x989/0x9c0 [ 26.481882][ C0] mark_lock+0x1d7/0xa00 [ 26.481885][ C0] mark_usage+0x42/0x170 [ 26.481887][ C0] __lock_acquire+0x388/0xc20 [ 26.481890][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.481893][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.481910][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481913][ C0] ? lock_acquire+0x13c/0x160 [ 26.481915][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.481926][ C0] _raw_spin_lock+0x33/0x40 [ 26.481929][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.481940][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.481957][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.481969][ C0] call_timer_fn+0x160/0x4d0 [ 26.481973][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.481976][ C0] ? debug_object_active_state+0x430/0x430 [ 26.481980][ C0] ? find_held_lock+0x2b/0x80 [ 26.481983][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.481985][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.481989][ C0] __run_timers+0x68f/0xaa0 [ 26.481991][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.482003][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.482006][ C0] ? __lock_acquire+0x518/0xc20 [ 26.482010][ C0] ? __rwlock_init+0x150/0x150 [ 26.482014][ C0] run_timer_softirq+0xf0/0x160 [ 26.482017][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.482019][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.482022][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.482025][ C0] handle_softirqs+0x1d3/0x900 [ 26.482028][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.482030][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.482033][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.482036][ C0] irq_exit_rcu+0xe/0x30 [ 26.482038][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.482042][ C0] [ 26.482043][ C0] [ 26.482044][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.482046][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.482049][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.482053][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 [ 26.482055][ C0] RSP: 0018:ffffffffa2607cf8 EFLAGS: 00000296 [ 26.482059][ C0] RAX: 00000000000f025f RBX: ffffffffa261c600 RCX: ffffffff9f6f0307 [ 26.482061][ C0] RDX: ffffffffa261c600 RSI: ffffffffa2438af6 RDI: ffffffffa1e8d8e0 [ 26.482063][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.482064][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff44c0fa2 [ 26.482065][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.482068][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.482072][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.482075][ C0] default_idle+0x9/0x10 [ 26.482077][ C0] default_idle_call+0x6e/0xb0 [ 26.482080][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.482082][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.482085][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.482088][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.482091][ C0] do_idle+0xd8/0x190 [ 26.482093][ C0] cpu_startup_entry+0x53/0x70 [ 26.482095][ C0] rest_init+0x279/0x280 [ 26.482098][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.482102][ C0] ? rest_init+0x280/0x280 [ 26.482105][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.482110][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.482113][ C0] ? acpi_enable+0x1e4/0x330 [ 26.482116][ C0] start_kernel+0x3af/0x3b0 [ 26.482119][ C0] x86_64_start_reservations+0x24/0x30 [ 26.482122][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.482125][ C0] common_startup_64+0x13e/0x148 [ 26.482131][ C0] [ 26.519965][ C0] ======================================================== [ 26.520376][ C0] WARNING: possible irq lock inversion dependency detected [ 26.520788][ C0] 7.2.0-virtme #1 Tainted: G W [ 26.521147][ C0] -------------------------------------------------------- [ 26.521475][ C0] swapper/0/0 just changed the state of lock: [ 26.521745][ C0] ff1100000e6fae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.522290][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.522702][ C0] (fs_reclaim){+.+.}-{0:0} [ 26.522706][ C0] [ 26.522706][ C0] [ 26.522706][ C0] and interrupts could create inverse lock ordering between them. [ 26.522706][ C0] [ 26.523674][ C0] [ 26.523674][ C0] other info that might help us debug this: [ 26.524008][ C0] Chain exists of: [ 26.524008][ C0] &br->lock --> console_owner --> fs_reclaim [ 26.524008][ C0] [ 26.524584][ C0] Possible interrupt unsafe locking scenario: [ 26.524584][ C0] [ 26.525004][ C0] CPU0 CPU1 [ 26.525307][ C0] ---- ---- [ 26.525531][ C0] lock(fs_reclaim); [ 26.525785][ C0] local_irq_disable(); [ 26.526065][ C0] lock(&br->lock); [ 26.526423][ C0] lock(console_owner); [ 26.526697][ C0] [ 26.526943][ C0] lock(&br->lock); [ 26.527118][ C0] [ 26.527118][ C0] *** DEADLOCK *** [ 26.527118][ C0] [ 26.527526][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 26.527886][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.528422][ C0] [ 26.528422][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 26.528805][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 26.529126][ C0] HARDIRQ-ON-W at: [ 26.529297][ C0] __lock_acquire+0x388/0xc20 [ 26.529665][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.530036][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.530314][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.530732][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.531166][ C0] workqueue_init+0x2a/0x680 [ 26.531442][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.531865][ C0] kernel_init+0x21/0x150 [ 26.532239][ C0] ret_from_fork+0x474/0x6b0 [ 26.532517][ C0] ret_from_fork_asm+0x11/0x20 [ 26.532883][ C0] SOFTIRQ-ON-W at: [ 26.533059][ C0] __lock_acquire+0x388/0xc20 [ 26.533399][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.533762][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.534056][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.534479][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.534899][ C0] workqueue_init+0x2a/0x680 [ 26.535188][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.535608][ C0] kernel_init+0x21/0x150 [ 26.535983][ C0] ret_from_fork+0x474/0x6b0 [ 26.536271][ C0] ret_from_fork_asm+0x11/0x20 [ 26.536632][ C0] INITIAL USE at: [ 26.536798][ C0] __lock_acquire+0x388/0xc20 [ 26.537171][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.537537][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.537812][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.538233][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.538655][ C0] workqueue_init+0x2a/0x680 [ 26.538936][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.539300][ C0] kernel_init+0x21/0x150 [ 26.539580][ C0] ret_from_fork+0x474/0x6b0 [ 26.539863][ C0] ret_from_fork_asm+0x11/0x20 [ 26.540231][ C0] } [ 26.540349][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.540765][ C0] ... acquired at: [ 26.540931][ C0] __lock_acquire+0x518/0xc20 [ 26.541245][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.541467][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.541772][ C0] __kmalloc_noprof+0xd3/0x760 [ 26.541998][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.542298][ C0] put_chars+0x1e1/0x2f0 [ 26.542519][ C0] hvc_console_print+0x292/0x780 [ 26.542823][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.543048][ C0] console_flush_one_record+0x46f/0x710 [ 26.543354][ C0] console_unlock+0xee/0x1f0 [ 26.543575][ C0] vprintk_emit+0x37c/0x3e0 [ 26.543876][ C0] _printk+0xc7/0x100 [ 26.544048][ C0] print_ipi_mode+0x2e/0x40 [ 26.544353][ C0] do_one_initcall+0x124/0x4f0 [ 26.544575][ C0] kernel_init_freeable+0x596/0x630 [ 26.544877][ C0] kernel_init+0x21/0x150 [ 26.545107][ C0] ret_from_fork+0x474/0x6b0 [ 26.545412][ C0] ret_from_fork_asm+0x11/0x20 [ 26.545633][ C0] [ 26.545745][ C0] -> (console_owner){....}-{0:0} { [ 26.546062][ C0] INITIAL USE at: [ 26.546227][ C0] } [ 26.546337][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.546746][ C0] ... acquired at: [ 26.546996][ C0] __lock_acquire+0x518/0xc20 [ 26.547223][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.547529][ C0] console_lock_spinning_enable+0x5c/0x60 [ 26.547809][ C0] console_emit_next_record+0x1d1/0x4c0 [ 26.548121][ C0] console_flush_one_record+0x46f/0x710 [ 26.548342][ C0] console_unlock+0xee/0x1f0 [ 26.548634][ C0] vprintk_emit+0x37c/0x3e0 [ 26.548856][ C0] _printk+0xc7/0x100 [ 26.549112][ C0] br_set_state+0x22f/0x430 [bridge] [ 26.549346][ C0] br_init_port+0xc4/0x200 [bridge] [ 26.549659][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 26.549945][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 26.550320][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 26.550547][ C0] notifier_call_chain+0xae/0x300 [ 26.550855][ C0] netif_state_change+0x139/0x340 [ 26.551086][ C0] __linkwatch_run_queue+0x34c/0x750 [ 26.551392][ C0] linkwatch_event+0x7f/0xb0 [ 26.551610][ C0] process_one_work+0xe3e/0x1560 [ 26.551916][ C0] worker_thread+0x4f1/0xd60 [ 26.552146][ C0] kthread+0x367/0x460 [ 26.552391][ C0] ret_from_fork+0x474/0x6b0 [ 26.552613][ C0] ret_from_fork_asm+0x11/0x20 [ 26.552916][ C0] [ 26.553032][ C0] -> (&br->lock){+.-.}-{3:3} { [ 26.553260][ C0] HARDIRQ-ON-W at: [ 26.553510][ C0] __lock_acquire+0x388/0xc20 [ 26.553790][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.554160][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.554520][ C0] br_set_ageing_time+0x2d/0xf0 [bridge] [ 26.554865][ C0] br_changelink+0x240/0x16e0 [bridge] [ 26.555249][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 26.555622][ C0] rtnl_newlink_create+0x2d0/0x750 [ 26.555902][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.556267][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.556642][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.556922][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.557289][ C0] netlink_unicast+0x486/0x750 [ 26.557575][ C0] netlink_sendmsg+0x735/0xc60 [ 26.557940][ C0] ____sys_sendmsg+0x415/0x880 [ 26.558306][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.558602][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.558969][ C0] do_syscall_64+0xff/0x530 [ 26.559331][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.559670][ C0] IN-SOFTIRQ-W at: [ 26.559918][ C0] __lock_acquire+0x388/0xc20 [ 26.560198][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.560557][ C0] _raw_spin_lock+0x33/0x40 [ 26.560920][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.561265][ C0] call_timer_fn+0x160/0x4d0 [ 26.561621][ C0] __run_timers+0x68f/0xaa0 [ 26.561988][ C0] run_timer_softirq+0xf0/0x160 [ 26.562268][ C0] handle_softirqs+0x1d3/0x900 [ 26.562629][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.562904][ C0] irq_exit_rcu+0xe/0x30 [ 26.563269][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.563682][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.564082][ C0] pv_native_safe_halt+0xf/0x10 [ 26.564339][ C0] default_idle+0x9/0x10 [ 26.564696][ C0] default_idle_call+0x6e/0xb0 [ 26.564976][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.565386][ C0] do_idle+0xd8/0x190 [ 26.565687][ C0] cpu_startup_entry+0x53/0x70 [ 26.565969][ C0] rest_init+0x279/0x280 [ 26.566329][ C0] start_kernel+0x3af/0x3b0 [ 26.566685][ C0] x86_64_start_reservations+0x24/0x30 [ 26.566968][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.567327][ C0] common_startup_64+0x13e/0x148 [ 26.567600][ C0] INITIAL USE at: [ 26.567849][ C0] __lock_acquire+0x388/0xc20 [ 26.568134][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.568486][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.568840][ C0] br_set_ageing_time+0x2d/0xf0 [bridge] [ 26.569193][ C0] br_changelink+0x240/0x16e0 [bridge] [ 26.569559][ C0] br_dev_newlink+0xeb/0x160 [bridge] [ 26.569931][ C0] rtnl_newlink_create+0x2d0/0x750 [ 26.570213][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.570570][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.570924][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.571208][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.571565][ C0] netlink_unicast+0x486/0x750 [ 26.571843][ C0] netlink_sendmsg+0x735/0xc60 [ 26.572209][ C0] ____sys_sendmsg+0x415/0x880 [ 26.572573][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.572847][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.573215][ C0] do_syscall_64+0xff/0x530 [ 26.573580][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.573911][ C0] } [ 26.574113][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.574446][ C0] ... acquired at: [ 26.574692][ C0] mark_lock+0x1d7/0xa00 [ 26.574912][ C0] mark_usage+0x42/0x170 [ 26.575216][ C0] __lock_acquire+0x388/0xc20 [ 26.575436][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.575738][ C0] _raw_spin_lock+0x33/0x40 [ 26.575962][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.576329][ C0] call_timer_fn+0x160/0x4d0 [ 26.576551][ C0] __run_timers+0x68f/0xaa0 [ 26.576851][ C0] run_timer_softirq+0xf0/0x160 [ 26.577074][ C0] handle_softirqs+0x1d3/0x900 [ 26.577375][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.577602][ C0] irq_exit_rcu+0xe/0x30 [ 26.577900][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.578179][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.578509][ C0] pv_native_safe_halt+0xf/0x10 [ 26.578809][ C0] default_idle+0x9/0x10 [ 26.579035][ C0] default_idle_call+0x6e/0xb0 [ 26.579334][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.579606][ C0] do_idle+0xd8/0x190 [ 26.579855][ C0] cpu_startup_entry+0x53/0x70 [ 26.580079][ C0] rest_init+0x279/0x280 [ 26.580380][ C0] start_kernel+0x3af/0x3b0 [ 26.580601][ C0] x86_64_start_reservations+0x24/0x30 [ 26.580902][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.581123][ C0] common_startup_64+0x13e/0x148 [ 26.581425][ C0] [ 26.581541][ C0] [ 26.581541][ C0] stack backtrace: [ 26.581813][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.581817][ C0] Tainted: [W]=WARN [ 26.581819][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.581820][ C0] Call Trace: [ 26.581822][ C0] [ 26.581824][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.581829][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.581833][ C0] mark_lock_irq+0x989/0x9c0 [ 26.581838][ C0] mark_lock+0x1d7/0xa00 [ 26.581841][ C0] mark_usage+0x42/0x170 [ 26.581843][ C0] __lock_acquire+0x388/0xc20 [ 26.581847][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.581849][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.581864][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.581868][ C0] ? lock_acquire+0x13c/0x160 [ 26.581871][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.581882][ C0] _raw_spin_lock+0x33/0x40 [ 26.581885][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.581896][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.581907][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.581918][ C0] call_timer_fn+0x160/0x4d0 [ 26.581921][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.581924][ C0] ? debug_object_active_state+0x430/0x430 [ 26.581929][ C0] ? find_held_lock+0x2b/0x80 [ 26.581932][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.581935][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.581939][ C0] __run_timers+0x68f/0xaa0 [ 26.581941][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.581958][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.581961][ C0] ? __lock_acquire+0x518/0xc20 [ 26.581965][ C0] ? __rwlock_init+0x150/0x150 [ 26.581969][ C0] run_timer_softirq+0xf0/0x160 [ 26.581972][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.581974][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.581977][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.581980][ C0] handle_softirqs+0x1d3/0x900 [ 26.581983][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.581985][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.581989][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.581991][ C0] irq_exit_rcu+0xe/0x30 [ 26.581993][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.581996][ C0] [ 26.581997][ C0] [ 26.581998][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.582000][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.582003][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.582006][ C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 [ 26.582008][ C0] RSP: 0018:ffffffffa2607cf8 EFLAGS: 00000296 [ 26.582012][ C0] RAX: 00000000000f025f RBX: ffffffffa261c600 RCX: ffffffff9f6f0307 [ 26.582013][ C0] RDX: ffffffffa261c600 RSI: ffffffffa2438af6 RDI: ffffffffa1e8d8e0 [ 26.582015][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.582016][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff44c0fa2 [ 26.582018][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.582020][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.582024][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.582026][ C0] default_idle+0x9/0x10 [ 26.582028][ C0] default_idle_call+0x6e/0xb0 [ 26.582031][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.582033][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.582036][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.582039][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.582042][ C0] do_idle+0xd8/0x190 [ 26.582044][ C0] cpu_startup_entry+0x53/0x70 [ 26.582046][ C0] rest_init+0x279/0x280 [ 26.582049][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.582053][ C0] ? rest_init+0x280/0x280 [ 26.582056][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.582061][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.582064][ C0] ? acpi_enable+0x1e4/0x330 [ 26.582068][ C0] start_kernel+0x3af/0x3b0 [ 26.582070][ C0] x86_64_start_reservations+0x24/0x30 [ 26.582073][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.582076][ C0] common_startup_64+0x13e/0x148 [ 26.582081][ C0] [ 29.889912][ T734] br1: port 2(veth2) entered disabled state [ 29.889930][ T734] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.889932][ T734] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 734, name: ip [ 29.889934][ T734] preempt_count: 202, expected: 0 [ 29.889935][ T734] RCU nest depth: 0, expected: 0 [ 29.889936][ T734] INFO: lockdep is turned off. [ 29.889937][ T734] irq event stamp: 0 [ 29.889938][ T734] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 29.889943][ T734] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 29.889949][ T734] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 29.889951][ T734] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 29.889953][ T734] Preemption disabled at: [ 29.889953][ T734] [<0000000000000000>] 0x0 [ 29.889959][ T734] CPU: 2 UID: 0 PID: 734 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.889968][ T734] Tainted: [W]=WARN [ 29.889969][ T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.889970][ T734] Call Trace: [ 29.889972][ T734] [ 29.889973][ T734] dump_stack_lvl+0x6f/0xa0 [ 29.889978][ T734] __might_resched.cold+0x1fe/0x2c1 [ 29.889982][ T734] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.889986][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.889990][ T734] __kmalloc_noprof+0x443/0x760 [ 29.889993][ T734] ? __rwlock_init+0x150/0x150 [ 29.889996][ T734] ? alloc_buf.isra.0+0x4b/0x260 [ 29.890000][ T734] ? do_raw_spin_unlock+0x59/0x250 [ 29.890001][ T734] alloc_buf.isra.0+0x4b/0x260 [ 29.890003][ T734] put_chars+0x1e1/0x2f0 [ 29.890005][ T734] ? __send_to_port+0x420/0x420 [ 29.890007][ T734] ? printk_get_next_message+0x240/0x650 [ 29.890010][ T734] hvc_console_print+0x292/0x780 [ 29.890013][ T734] ? hvc_write+0x3a0/0x3a0 [ 29.890016][ T734] ? __rwlock_init+0x150/0x150 [ 29.890017][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890019][ T734] ? lock_acquire+0x13c/0x160 [ 29.890021][ T734] console_emit_next_record+0x22f/0x4c0 [ 29.890024][ T734] ? devkmsg_read+0x4b0/0x4b0 [ 29.890025][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890027][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890029][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890030][ T734] ? lock_acquire+0x13c/0x160 [ 29.890032][ T734] ? console_flush_one_record+0x111/0x710 [ 29.890034][ T734] console_flush_one_record+0x46f/0x710 [ 29.890036][ T734] ? console_emit_next_record+0x4c0/0x4c0 [ 29.890039][ T734] console_unlock+0xee/0x1f0 [ 29.890041][ T734] ? lock_acquire+0x13c/0x160 [ 29.890042][ T734] ? console_flush_one_record+0x710/0x710 [ 29.890044][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890045][ T734] ? lock_release+0x184/0x1f0 [ 29.890047][ T734] ? lock_acquire+0x60/0x160 [ 29.890048][ T734] ? __rcu_read_lock+0x30/0x70 [ 29.890050][ T734] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.890052][ T734] ? vprintk_emit+0x320/0x3e0 [ 29.890054][ T734] vprintk_emit+0x37c/0x3e0 [ 29.890056][ T734] ? wake_up_klogd_work_func+0x90/0x90 [ 29.890058][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890060][ T734] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.890062][ T734] ? trace_hardirqs_on+0x36/0x40 [ 29.890064][ T734] _printk+0xc7/0x100 [ 29.890067][ T734] ? snapshot_read.cold+0x21/0x21 [ 29.890069][ T734] ? ipv6_mc_down+0x17e/0x2d0 [ 29.890074][ T734] br_set_state+0x22f/0x430 [bridge] [ 29.890087][ T734] br_stp_disable_port+0x11f/0x390 [bridge] [ 29.890095][ T734] br_device_event+0x7b5/0x8f0 [bridge] [ 29.890103][ T734] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 29.890106][ T734] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 29.890108][ T734] ? addrconf_notify+0x2c8/0xf30 [ 29.890112][ T734] notifier_call_chain+0xae/0x300 [ 29.890115][ T734] __dev_notify_flags+0x23c/0x3c0 [ 29.890118][ T734] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.890120][ T734] ? netif_change_name+0x8c0/0x8c0 [ 29.890122][ T734] ? netif_set_allmulti+0x250/0x250 [ 29.890124][ T734] ? __kernel_text_address+0x12/0x30 [ 29.890126][ T734] ? write_profile+0xf0/0xf0 [ 29.890128][ T734] ? unwind_get_return_address+0x67/0xd0 [ 29.890131][ T734] netif_change_flags+0xfe/0x190 [ 29.890133][ T734] do_setlink.isra.0+0x1cc3/0x2750 [ 29.890136][ T734] ? stack_trace_save+0x93/0xc0 [ 29.890137][ T734] ? rtnl_link_get_size+0x350/0x350 [ 29.890138][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890140][ T734] ? stack_depot_save_flags+0x1bc/0x790 [ 29.890144][ T734] ? kasan_save_stack+0x3d/0x50 [ 29.890146][ T734] ? kasan_save_stack+0x2f/0x50 [ 29.890148][ T734] ? kasan_save_track+0x14/0x30 [ 29.890149][ T734] ? __kasan_kmalloc+0x7b/0x90 [ 29.890151][ T734] ? __kmalloc_cache_noprof+0x29a/0x620 [ 29.890152][ T734] ? rtnl_newlink+0x124/0x11c0 [ 29.890153][ T734] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.890155][ T734] ? netlink_rcv_skb+0x14e/0x3a0 [ 29.890157][ T734] ? netlink_unicast+0x486/0x750 [ 29.890158][ T734] ? netlink_sendmsg+0x735/0xc60 [ 29.890159][ T734] ? ____sys_sendmsg+0x415/0x880 [ 29.890162][ T734] ? ___sys_sendmsg+0x14e/0x1d0 [ 29.890163][ T734] ? __sys_sendmsg+0x12c/0x1d0 [ 29.890165][ T734] ? do_syscall_64+0xff/0x530 [ 29.890167][ T734] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.890169][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890171][ T734] ? lock_acquire+0x13c/0x160 [ 29.890172][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890174][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890176][ T734] ? trace_contention_end+0xb3/0x180 [ 29.890179][ T734] ? __mutex_lock+0x1db/0x1ea0 [ 29.890180][ T734] ? __mutex_lock+0x9a3/0x1ea0 [ 29.890181][ T734] ? rtnl_newlink+0x9a8/0x11c0 [ 29.890183][ T734] ? ww_mutex_lock+0x160/0x160 [ 29.890185][ T734] ? __rtnl_newlink+0x3fa/0xa50 [ 29.890187][ T734] rtnl_newlink+0x9f1/0x11c0 [ 29.890189][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890191][ T734] ? rtnl_bridge_getlink+0x850/0x850 [ 29.890192][ T734] ? lock_acquire+0x13c/0x160 [ 29.890193][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890195][ T734] ? is_bpf_text_address+0x3e/0x110 [ 29.890198][ T734] ? is_bpf_text_address+0x72/0x110 [ 29.890200][ T734] ? kernel_text_address+0x149/0x170 [ 29.890202][ T734] ? __kernel_text_address+0x12/0x30 [ 29.890203][ T734] ? write_profile+0xf0/0xf0 [ 29.890204][ T734] ? unwind_get_return_address+0x67/0xd0 [ 29.890205][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890207][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890209][ T734] ? cap_capable+0x1d7/0x3d0 [ 29.890213][ T734] ? lock_acquire+0x13c/0x160 [ 29.890214][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890216][ T734] ? rtnl_bridge_getlink+0x850/0x850 [ 29.890217][ T734] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.890219][ T734] ? rtnl_link_fill+0x920/0x920 [ 29.890220][ T734] ? filter_irq_stacks+0xd0/0xd0 [ 29.890221][ T734] ? stack_depot_save_flags+0x1bc/0x790 [ 29.890224][ T734] netlink_rcv_skb+0x14e/0x3a0 [ 29.890225][ T734] ? rtnl_link_fill+0x920/0x920 [ 29.890227][ T734] ? lock_release+0x184/0x1f0 [ 29.890228][ T734] ? netlink_ack+0xcf0/0xcf0 [ 29.890229][ T734] ? __netlink_lookup+0xb9/0x6b0 [ 29.890232][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890233][ T734] ? lock_release+0x184/0x1f0 [ 29.890235][ T734] netlink_unicast+0x486/0x750 [ 29.890237][ T734] ? netlink_attachskb+0x810/0x810 [ 29.890239][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890240][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890242][ T734] ? lock_acquire+0x13c/0x160 [ 29.890244][ T734] netlink_sendmsg+0x735/0xc60 [ 29.890246][ T734] ? netlink_unicast+0x750/0x750 [ 29.890248][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890249][ T734] ? lock_release+0x184/0x1f0 [ 29.890251][ T734] ____sys_sendmsg+0x415/0x880 [ 29.890253][ T734] ? copy_msghdr_from_user+0x279/0x420 [ 29.890254][ T734] ? get_timestamp.constprop.0+0x390/0x390 [ 29.890256][ T734] ? move_addr_to_kernel+0x40/0x40 [ 29.890257][ T734] ? filter_irq_stacks+0xd0/0xd0 [ 29.890260][ T734] ___sys_sendmsg+0x14e/0x1d0 [ 29.890262][ T734] ? copy_msghdr_from_user+0x420/0x420 [ 29.890266][ T734] __sys_sendmsg+0x12c/0x1d0 [ 29.890268][ T734] ? __sys_sendmsg_sock+0x20/0x20 [ 29.890271][ T734] ? rcu_is_watching+0x16/0xd0 [ 29.890273][ T734] do_syscall_64+0xff/0x530 [ 29.890274][ T734] ? exc_page_fault+0xee/0x100 [ 29.890276][ T734] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.890278][ T734] RIP: 0033:0x7f21dcde254e [ 29.890280][ T734] 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 [ 29.890281][ T734] RSP: 002b:00007fff80a80680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.890285][ T734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f21dcde254e [ 29.890287][ T734] RDX: 0000000000000000 RSI: 00007fff80a80730 RDI: 0000000000000005 [ 29.890287][ T734] RBP: 00007fff80a80690 R08: 0000000000000000 R09: 0000000000000000 [ 29.890288][ T734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182d5 [ 29.890289][ T734] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff80a80df0 [ 29.890291][ T734] [ 29.925538][ T734] ip (734) used greatest stack depth: 23016 bytes left [ 29.944260][ T736] veth2: left allmulticast mode [ 29.944430][ T736] veth2: left promiscuous mode [ 29.944648][ T736] br1: port 2(veth2) entered disabled state [ 29.967471][ T738] br1: port 1(veth1) entered disabled state [ 29.984783][ T740] veth1: left allmulticast mode [ 29.984948][ T740] veth1: left promiscuous mode [ 29.985161][ T740] br1: port 1(veth1) entered disabled state