[ 11.337377][ T297] br: port 1(veth1) entered blocking state [ 11.337440][ T297] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.337443][ T297] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 297, name: ip [ 11.337444][ T297] preempt_count: 1, expected: 0 [ 11.337445][ T297] RCU nest depth: 0, expected: 0 [ 11.337446][ T297] locks held by ip/297: 5, last CPU#2: [ 11.337448][ T297] #0: ffffffff910d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.337468][ T297] #1: ffffffff90969cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.337475][ T297] #2: ffffffff90969d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.337479][ T297] #3: ffffffff90889660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.337483][ T297] #4: ffffffff90889560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.337486][ T297] irq event stamp: 20048 [ 11.337487][ T297] hardirqs last enabled at (20047): [] __down_trylock_console_sem+0x86/0xa0 [ 11.337490][ T297] hardirqs last disabled at (20048): [] console_emit_next_record+0x3d4/0x4c0 [ 11.337492][ T297] softirqs last enabled at (20034): [] handle_softirqs+0x67c/0x900 [ 11.337495][ T297] softirqs last disabled at (20029): [] __irq_exit_rcu+0x145/0x1c0 [ 11.337498][ T297] Preemption disabled at: [ 11.337499][ T297] [] vprintk_emit+0x31b/0x3e0 [ 11.337505][ T297] CPU: 2 UID: 0 PID: 297 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.337509][ T297] Tainted: [W]=WARN [ 11.337510][ T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.337511][ T297] Call Trace: [ 11.337513][ T297] [ 11.337514][ T297] dump_stack_lvl+0x6f/0xa0 [ 11.337520][ T297] ? vprintk_emit+0x31b/0x3e0 [ 11.337523][ T297] __might_resched.cold+0x1fe/0x2c1 [ 11.337527][ T297] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.337531][ T297] ? __kmalloc_noprof+0xdb/0x760 [ 11.337537][ T297] __kmalloc_noprof+0x443/0x760 [ 11.337539][ T297] ? alloc_buf.isra.0+0x4b/0x260 [ 11.337545][ T297] ? do_raw_spin_unlock+0x59/0x250 [ 11.337548][ T297] alloc_buf.isra.0+0x4b/0x260 [ 11.337551][ T297] put_chars+0x1e1/0x2f0 [ 11.337554][ T297] ? __send_to_port+0x420/0x420 [ 11.337558][ T297] ? validate_chain+0x34a/0xc20 [ 11.337562][ T297] hvc_console_print+0x292/0x780 [ 11.337565][ T297] ? mark_usage+0x61/0x170 [ 11.337567][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337568][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337572][ T297] ? hvc_write+0x3a0/0x3a0 [ 11.337575][ T297] ? console_emit_next_record+0x1df/0x4c0 [ 11.337578][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337582][ T297] ? lock_acquire+0x13c/0x160 [ 11.337586][ T297] console_emit_next_record+0x22f/0x4c0 [ 11.337590][ T297] ? devkmsg_read+0x4b0/0x4b0 [ 11.337592][ T297] ? console_flush_one_record+0x106/0x710 [ 11.337595][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337597][ T297] ? lock_acquire+0x13c/0x160 [ 11.337601][ T297] console_flush_one_record+0x46f/0x710 [ 11.337606][ T297] ? console_emit_next_record+0x4c0/0x4c0 [ 11.337607][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337613][ T297] console_unlock+0xee/0x1f0 [ 11.337616][ T297] ? console_flush_one_record+0x710/0x710 [ 11.337618][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337620][ T297] ? lock_acquire+0x60/0x160 [ 11.337624][ T297] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.337625][ T297] ? vprintk_emit+0x320/0x3e0 [ 11.337629][ T297] vprintk_emit+0x37c/0x3e0 [ 11.337633][ T297] ? wake_up_klogd_work_func+0x90/0x90 [ 11.337635][ T297] ? __lock_release.isra.0+0x69/0x1a0 [ 11.337637][ T297] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.337641][ T297] ? mark_held_locks+0x40/0x70 [ 11.337645][ T297] _printk+0xc7/0x100 [ 11.337649][ T297] ? snapshot_read.cold+0x21/0x21 [ 11.337653][ T297] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.337665][ T297] ? do_setlink.isra.0+0xa31/0x2750 [ 11.337666][ T297] ? rtnl_newlink+0x9f1/0x11c0 [ 11.337667][ T297] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.337672][ T297] br_set_state+0x22f/0x430 [bridge] [ 11.337682][ T297] br_init_port+0xc4/0x200 [bridge] [ 11.337691][ T297] new_nbp+0x39c/0x580 [bridge] [ 11.337700][ T297] br_add_if+0x212/0x1320 [bridge] [ 11.337708][ T297] ? netif_set_allmulti+0x250/0x250 [ 11.337711][ T297] ? kernel_text_address+0x149/0x170 [ 11.337714][ T297] ? __kernel_text_address+0x12/0x30 [ 11.337718][ T297] do_set_master+0x357/0x580 [ 11.337721][ T297] ? netif_change_flags+0xfe/0x190 [ 11.337725][ T297] do_setlink.isra.0+0xa31/0x2750 [ 11.337728][ T297] ? stack_trace_save+0x93/0xc0 [ 11.337731][ T297] ? rtnl_link_get_size+0x350/0x350 [ 11.337733][ T297] ? rcu_read_lock_any_held+0x66/0x90 [ 11.337735][ T297] ? stack_depot_save_flags+0x38e/0x790 [ 11.337739][ T297] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.337742][ T297] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.337743][ T297] ? validate_chain+0x38b/0xc20 [ 11.337746][ T297] ? kasan_save_stack+0x3d/0x50 [ 11.337749][ T297] ? kasan_save_stack+0x2f/0x50 [ 11.337751][ T297] ? kasan_save_track+0x14/0x30 [ 11.337754][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337755][ T297] ? netlink_seq_next+0x4e/0x60 [ 11.337758][ T297] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.337763][ T297] ? lock_acquire.part.0+0xd4/0x280 [ 11.337765][ T297] ? rtnl_newlink+0x9a8/0x11c0 [ 11.337768][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337770][ T297] ? lock_acquire+0x13c/0x160 [ 11.337772][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337774][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337776][ T297] ? trace_contention_end+0xb3/0x180 [ 11.337780][ T297] ? __mutex_lock+0x1db/0x1ea0 [ 11.337782][ T297] ? __mutex_lock+0x9a3/0x1ea0 [ 11.337784][ T297] ? rtnl_newlink+0x9a8/0x11c0 [ 11.337787][ T297] ? ww_mutex_lock+0x160/0x160 [ 11.337789][ T297] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.337794][ T297] ? __rtnl_newlink+0x3fa/0xa50 [ 11.337799][ T297] rtnl_newlink+0x9f1/0x11c0 [ 11.337805][ T297] ? rtnl_bridge_getlink+0x850/0x850 [ 11.337807][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337812][ T297] ? lock_acquire.part.0+0xd4/0x280 [ 11.337813][ T297] ? find_held_lock+0x2b/0x80 [ 11.337816][ T297] ? rtnl_bridge_getlink+0x850/0x850 [ 11.337818][ T297] ? __lock_release.isra.0+0x69/0x1a0 [ 11.337821][ T297] ? rtnl_bridge_getlink+0x850/0x850 [ 11.337823][ T297] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.337827][ T297] ? rtnl_link_fill+0x920/0x920 [ 11.337828][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337833][ T297] ? lock_acquire.part.0+0xd4/0x280 [ 11.337834][ T297] ? find_held_lock+0x2b/0x80 [ 11.337840][ T297] netlink_rcv_skb+0x14e/0x3a0 [ 11.337843][ T297] ? rtnl_link_fill+0x920/0x920 [ 11.337848][ T297] ? netlink_ack+0xcf0/0xcf0 [ 11.337856][ T297] ? netlink_deliver_tap+0xc5/0x330 [ 11.337857][ T297] ? netlink_deliver_tap+0x13c/0x330 [ 11.337862][ T297] netlink_unicast+0x486/0x750 [ 11.337866][ T297] ? netlink_attachskb+0x810/0x810 [ 11.337869][ T297] ? __lock_acquire+0x518/0xc20 [ 11.337873][ T297] netlink_sendmsg+0x735/0xc60 [ 11.337877][ T297] ? netlink_unicast+0x750/0x750 [ 11.337881][ T297] ? __might_fault+0x97/0x140 [ 11.337887][ T297] ____sys_sendmsg+0x415/0x880 [ 11.337889][ T297] ? copy_msghdr_from_user+0x279/0x420 [ 11.337891][ T297] ? get_timestamp.constprop.0+0x390/0x390 [ 11.337893][ T297] ? move_addr_to_kernel+0x40/0x40 [ 11.337901][ T297] ___sys_sendmsg+0x14e/0x1d0 [ 11.337904][ T297] ? copy_msghdr_from_user+0x420/0x420 [ 11.337920][ T297] __sys_sendmsg+0x12c/0x1d0 [ 11.337923][ T297] ? __sys_sendmsg_sock+0x20/0x20 [ 11.337930][ T297] ? rcu_is_watching+0x16/0xd0 [ 11.337934][ T297] do_syscall_64+0xff/0x530 [ 11.337936][ T297] ? exc_page_fault+0xee/0x100 [ 11.337939][ T297] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.337942][ T297] RIP: 0033:0x7f046733c54e [ 11.337945][ T297] 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 [ 11.337947][ T297] RSP: 002b:00007fff226bdf30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.337950][ T297] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f046733c54e [ 11.337952][ T297] RDX: 0000000000000000 RSI: 00007fff226bdfe0 RDI: 0000000000000005 [ 11.337953][ T297] RBP: 00007fff226bdf40 R08: 0000000000000000 R09: 0000000000000000 [ 11.337953][ T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912978 [ 11.337954][ T297] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff226be6a0 [ 11.337961][ T297] [ 11.387616][ T297] br: port 1(veth1) entered disabled state [ 11.387937][ T297] veth1: entered allmulticast mode [ 11.389521][ T297] veth1: entered promiscuous mode [ 11.391695][ T38] br: port 1(veth1) entered blocking state [ 11.392075][ T38] br: port 1(veth1) entered forwarding state [ 11.396893][ T297] ip (297) used greatest stack depth: 23336 bytes left [ 11.435025][ T302] br: port 2(veth3) entered blocking state [ 11.435409][ T302] br: port 2(veth3) entered disabled state [ 11.435770][ T302] veth3: entered allmulticast mode [ 11.437371][ T302] veth3: entered promiscuous mode [ 11.439239][ T38] br: port 2(veth3) entered blocking state [ 11.439573][ T38] br: port 2(veth3) entered forwarding state [ 11.483745][ T307] br: port 3(veth4) entered blocking state [ 11.484072][ T307] br: port 3(veth4) entered disabled state [ 11.484378][ T307] veth4: entered allmulticast mode [ 11.485935][ T307] veth4: entered promiscuous mode [ 11.487115][ T39] br: port 3(veth4) entered blocking state [ 11.487421][ T39] br: port 3(veth4) entered forwarding state [ 26.496577][ C0] [ 26.496594][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.496596][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 26.496598][ C0] preempt_count: 104, expected: 0 [ 26.496599][ C0] RCU nest depth: 0, expected: 0 [ 26.496600][ C0] INFO: lockdep is turned off. [ 26.496601][ C0] irq event stamp: 1722294 [ 26.496601][ C0] hardirqs last enabled at (1722294): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.496610][ C0] hardirqs last disabled at (1722293): [] sysvec_apic_timer_interrupt+0x12/0xe0 [ 26.496615][ C0] softirqs last enabled at (1722280): [] handle_softirqs+0x67c/0x900 [ 26.496619][ C0] softirqs last disabled at (1722287): [] __irq_exit_rcu+0x145/0x1c0 [ 26.496620][ C0] Preemption disabled at: [ 26.496621][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 26.496628][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.496632][ C0] Tainted: [W]=WARN [ 26.496632][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.496634][ C0] Call Trace: [ 26.496636][ C0] [ 26.496637][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.496643][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 26.496644][ C0] __might_resched.cold+0x1fe/0x2c1 [ 26.496647][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 26.496650][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.496653][ C0] ? __asan_memcpy+0x3c/0x60 [ 26.496656][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496660][ C0] __kmalloc_noprof+0x443/0x760 [ 26.496663][ C0] ? __rwlock_init+0x150/0x150 [ 26.496665][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 26.496668][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 26.496670][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.496672][ C0] put_chars+0x1e1/0x2f0 [ 26.496674][ C0] ? __send_to_port+0x420/0x420 [ 26.496676][ C0] ? console_prepend_replay+0x20/0x20 [ 26.496679][ C0] hvc_console_print+0x292/0x780 [ 26.496683][ C0] ? hvc_write+0x3a0/0x3a0 [ 26.496684][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496686][ C0] ? lock_acquire+0x13c/0x160 [ 26.496688][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.496690][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 26.496692][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496693][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496695][ C0] ? lock_acquire+0x13c/0x160 [ 26.496697][ C0] ? console_flush_one_record+0x111/0x710 [ 26.496699][ C0] console_flush_one_record+0x46f/0x710 [ 26.496701][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 26.496704][ C0] console_unlock+0xee/0x1f0 [ 26.496705][ C0] ? lock_acquire+0x13c/0x160 [ 26.496707][ C0] ? console_flush_one_record+0x710/0x710 [ 26.496708][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496710][ C0] ? lock_release+0x184/0x1f0 [ 26.496711][ C0] ? lock_acquire+0x60/0x160 [ 26.496713][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.496715][ C0] ? vprintk_emit+0x320/0x3e0 [ 26.496717][ C0] vprintk_emit+0x37c/0x3e0 [ 26.496719][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 26.496721][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496722][ C0] ? lock_release+0x184/0x1f0 [ 26.496724][ C0] ? x86_64_start_kernel+0xe0/0x130 [ 26.496729][ C0] _printk+0xc7/0x100 [ 26.496732][ C0] ? snapshot_read.cold+0x21/0x21 [ 26.496733][ C0] ? arch_stack_walk+0xd7/0x130 [ 26.496737][ C0] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.496739][ C0] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 26.496741][ C0] print_irq_inversion_bug.part.0+0x32/0xc0 [ 26.496744][ C0] mark_lock_irq+0x989/0x9c0 [ 26.496746][ C0] mark_lock+0x1d7/0xa00 [ 26.496748][ C0] mark_usage+0x42/0x170 [ 26.496750][ C0] __lock_acquire+0x388/0xc20 [ 26.496751][ C0] ? __irq_exit_rcu+0x16/0x1c0 [ 26.496753][ C0] ? irq_exit_rcu+0x1a/0x30 [ 26.496754][ C0] ? sysvec_apic_timer_interrupt+0x4c/0xe0 [ 26.496756][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.496758][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.496771][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496772][ C0] ? lock_acquire+0x13c/0x160 [ 26.496774][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.496781][ C0] _raw_spin_lock+0x33/0x40 [ 26.496783][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.496789][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.496795][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.496801][ C0] call_timer_fn+0x160/0x4d0 [ 26.496805][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.496807][ C0] ? debug_object_active_state+0x430/0x430 [ 26.496810][ C0] ? find_held_lock+0x2b/0x80 [ 26.496812][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.496814][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496816][ C0] __run_timers+0x68f/0xaa0 [ 26.496818][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.496824][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.496826][ C0] ? __lock_acquire+0x518/0xc20 [ 26.496829][ C0] ? __rwlock_init+0x150/0x150 [ 26.496831][ C0] run_timer_softirq+0xf0/0x160 [ 26.496833][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.496835][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.496838][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496840][ C0] handle_softirqs+0x1d3/0x900 [ 26.496843][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.496845][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.496848][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.496850][ C0] irq_exit_rcu+0xe/0x30 [ 26.496851][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.496853][ C0] [ 26.496854][ C0] [ 26.496854][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.496856][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.496858][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.496860][ C0] 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 [ 26.496862][ C0] RSP: 0018:ffffffff90607cf8 EFLAGS: 00000296 [ 26.496865][ C0] RAX: 00000000001a47ad RBX: ffffffff9061c600 RCX: ffffffff8d6f0307 [ 26.496866][ C0] RDX: ffffffff9061c600 RSI: ffffffff90438b01 RDI: ffffffff8fe8d8e0 [ 26.496867][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.496868][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff20c0fa2 [ 26.496869][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.496870][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.496874][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.496875][ C0] default_idle+0x9/0x10 [ 26.496877][ C0] default_idle_call+0x6e/0xb0 [ 26.496879][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.496880][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.496882][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.496884][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.496886][ C0] do_idle+0xd8/0x190 [ 26.496887][ C0] cpu_startup_entry+0x53/0x70 [ 26.496889][ C0] rest_init+0x279/0x280 [ 26.496891][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.496893][ C0] ? rest_init+0x280/0x280 [ 26.496895][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.496899][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.496901][ C0] ? acpi_enable+0x1e4/0x330 [ 26.496904][ C0] start_kernel+0x3af/0x3b0 [ 26.496906][ C0] x86_64_start_reservations+0x24/0x30 [ 26.496908][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.496910][ C0] common_startup_64+0x13e/0x148 [ 26.496913][ C0] [ 26.518738][ C0] ======================================================== [ 26.519009][ C0] WARNING: possible irq lock inversion dependency detected [ 26.519231][ C0] 7.2.0-virtme #1 Tainted: G W [ 26.519463][ C0] -------------------------------------------------------- [ 26.519741][ C0] swapper/0/0 just changed the state of lock: [ 26.519924][ C0] ff1100000fddae58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.520278][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 26.520552][ C0] (fs_reclaim){+.+.}-{0:0} [ 26.520555][ C0] [ 26.520555][ C0] [ 26.520555][ C0] and interrupts could create inverse lock ordering between them. [ 26.520555][ C0] [ 26.521195][ C0] [ 26.521195][ C0] other info that might help us debug this: [ 26.521410][ C0] Chain exists of: [ 26.521410][ C0] &br->lock --> console_owner --> fs_reclaim [ 26.521410][ C0] [ 26.521745][ C0] Possible interrupt unsafe locking scenario: [ 26.521745][ C0] [ 26.522018][ C0] CPU0 CPU1 [ 26.522168][ C0] ---- ---- [ 26.522368][ C0] lock(fs_reclaim); [ 26.522481][ C0] local_irq_disable(); [ 26.522720][ C0] lock(&br->lock); [ 26.522909][ C0] lock(console_owner); [ 26.523146][ C0] [ 26.523255][ C0] lock(&br->lock); [ 26.523421][ C0] [ 26.523421][ C0] *** DEADLOCK *** [ 26.523421][ C0] [ 26.523643][ C0] locks held by swapper/0/0: 1, last CPU#0: [ 26.523882][ C0] #0: ffa0000000007c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 26.524228][ C0] [ 26.524228][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 26.524534][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 26.524691][ C0] HARDIRQ-ON-W at: [ 26.524857][ C0] __lock_acquire+0x388/0xc20 [ 26.525047][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.525281][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.525517][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.525744][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.526020][ C0] workqueue_init+0x2a/0x680 [ 26.526256][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.526473][ C0] kernel_init+0x21/0x150 [ 26.526719][ C0] ret_from_fork+0x474/0x6b0 [ 26.526959][ C0] ret_from_fork_asm+0x11/0x20 [ 26.527142][ C0] SOFTIRQ-ON-W at: [ 26.527301][ C0] __lock_acquire+0x388/0xc20 [ 26.527485][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.527725][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.527968][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.528188][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.528462][ C0] workqueue_init+0x2a/0x680 [ 26.528702][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.528923][ C0] kernel_init+0x21/0x150 [ 26.529161][ C0] ret_from_fork+0x474/0x6b0 [ 26.529396][ C0] ret_from_fork_asm+0x11/0x20 [ 26.529585][ C0] INITIAL USE at: [ 26.529747][ C0] __lock_acquire+0x388/0xc20 [ 26.529931][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.530171][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.530409][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 26.530635][ C0] kthread_create_worker_on_node+0xea/0x210 [ 26.530911][ C0] workqueue_init+0x2a/0x680 [ 26.531147][ C0] kernel_init_freeable+0x2fe/0x630 [ 26.531332][ C0] kernel_init+0x21/0x150 [ 26.531571][ C0] ret_from_fork+0x474/0x6b0 [ 26.531805][ C0] ret_from_fork_asm+0x11/0x20 [ 26.531994][ C0] } [ 26.532070][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 26.532344][ C0] ... acquired at: [ 26.532457][ C0] __lock_acquire+0x518/0xc20 [ 26.532612][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.532811][ C0] fs_reclaim_acquire+0xd5/0x120 [ 26.532959][ C0] __kmalloc_noprof+0xd3/0x760 [ 26.533156][ C0] alloc_buf.isra.0+0x4b/0x260 [ 26.533302][ C0] put_chars+0x1e1/0x2f0 [ 26.533500][ C0] hvc_console_print+0x292/0x780 [ 26.533652][ C0] console_emit_next_record+0x22f/0x4c0 [ 26.533857][ C0] console_flush_one_record+0x46f/0x710 [ 26.534003][ C0] console_unlock+0xee/0x1f0 [ 26.534201][ C0] vprintk_emit+0x37c/0x3e0 [ 26.534346][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 26.534552][ C0] dev_printk_emit+0xb9/0xee [ 26.534701][ C0] _dev_info+0xe2/0x116 [ 26.534811][ C0] __devm_rtc_register_device.cold+0x338/0x3a8 [ 26.535053][ C0] cmos_do_probe+0x73b/0x98a [ 26.535253][ C0] platform_probe+0xfe/0x1f0 [ 26.535403][ C0] call_driver_probe+0x61/0x1c0 [ 26.535609][ C0] really_probe+0x199/0x760 [ 26.535757][ C0] __driver_probe_device+0x24f/0x440 [ 26.535962][ C0] driver_probe_device+0x4a/0xf0 [ 26.536109][ C0] __driver_attach+0x1b8/0x540 [ 26.536309][ C0] bus_for_each_dev+0x130/0x1e0 [ 26.536457][ C0] bus_add_driver+0x2c8/0x530 [ 26.536660][ C0] driver_register+0x1a3/0x390 [ 26.536807][ C0] __platform_driver_probe+0x13f/0x270 [ 26.537009][ C0] cmos_init+0x31/0x40 [ 26.537119][ C0] do_one_initcall+0x124/0x4f0 [ 26.537265][ C0] kernel_init_freeable+0x596/0x630 [ 26.537462][ C0] kernel_init+0x21/0x150 [ 26.537617][ C0] ret_from_fork+0x474/0x6b0 [ 26.537813][ C0] ret_from_fork_asm+0x11/0x20 [ 26.537959][ C0] [ 26.538088][ C0] -> (console_owner){....}-{0:0} { [ 26.538235][ C0] INITIAL USE at: [ 26.538397][ C0] } [ 26.538472][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 26.538745][ C0] ... acquired at: [ 26.538856][ C0] __lock_acquire+0x518/0xc20 [ 26.539004][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.539201][ C0] console_lock_spinning_enable+0x5c/0x60 [ 26.539383][ C0] console_emit_next_record+0x1d1/0x4c0 [ 26.539527][ C0] console_flush_one_record+0x46f/0x710 [ 26.539730][ C0] console_unlock+0xee/0x1f0 [ 26.539879][ C0] vprintk_emit+0x37c/0x3e0 [ 26.540079][ C0] _printk+0xc7/0x100 [ 26.540190][ C0] br_set_state+0x22f/0x430 [bridge] [ 26.540342][ C0] br_init_port+0xc4/0x200 [bridge] [ 26.540493][ C0] br_stp_enable_port+0x12/0x50 [bridge] [ 26.540685][ C0] br_port_carrier_check+0x220/0x430 [bridge] [ 26.540877][ C0] br_device_event+0x52d/0x8f0 [bridge] [ 26.541085][ C0] notifier_call_chain+0xae/0x300 [ 26.541233][ C0] netif_state_change+0x139/0x340 [ 26.541433][ C0] __linkwatch_run_queue+0x34c/0x750 [ 26.541586][ C0] linkwatch_event+0x7f/0xb0 [ 26.541785][ C0] process_one_work+0xe3e/0x1560 [ 26.541937][ C0] worker_thread+0x4f1/0xd60 [ 26.542136][ C0] kthread+0x367/0x460 [ 26.542250][ C0] ret_from_fork+0x474/0x6b0 [ 26.542396][ C0] ret_from_fork_asm+0x11/0x20 [ 26.542543][ C0] [ 26.542621][ C0] -> (&br->lock){+.-.}-{3:3} { [ 26.542821][ C0] HARDIRQ-ON-W at: [ 26.542935][ C0] __lock_acquire+0x388/0xc20 [ 26.543173][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.543353][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.543540][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 26.543823][ C0] br_dev_open+0x94/0x120 [bridge] [ 26.544015][ C0] __dev_open+0x2f3/0x610 [ 26.544250][ C0] __dev_change_flags+0x4a4/0x660 [ 26.544432][ C0] rtnl_configure_link+0x15f/0x410 [ 26.544620][ C0] rtnl_newlink_create+0x2ec/0x750 [ 26.544857][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.545091][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.545273][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.545453][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.545644][ C0] netlink_unicast+0x486/0x750 [ 26.545885][ C0] netlink_sendmsg+0x735/0xc60 [ 26.546120][ C0] ____sys_sendmsg+0x415/0x880 [ 26.546305][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.546487][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.546674][ C0] do_syscall_64+0xff/0x530 [ 26.546862][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.547135][ C0] IN-SOFTIRQ-W at: [ 26.547243][ C0] __lock_acquire+0x388/0xc20 [ 26.547477][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.547721][ C0] _raw_spin_lock+0x33/0x40 [ 26.547907][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.548181][ C0] call_timer_fn+0x160/0x4d0 [ 26.548417][ C0] __run_timers+0x68f/0xaa0 [ 26.548600][ C0] run_timer_softirq+0xf0/0x160 [ 26.548835][ C0] handle_softirqs+0x1d3/0x900 [ 26.549023][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.549256][ C0] irq_exit_rcu+0xe/0x30 [ 26.549436][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.549662][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.549882][ C0] pv_native_safe_halt+0xf/0x10 [ 26.550117][ C0] default_idle+0x9/0x10 [ 26.550300][ C0] default_idle_call+0x6e/0xb0 [ 26.550537][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.550823][ C0] do_idle+0xd8/0x190 [ 26.550981][ C0] cpu_startup_entry+0x53/0x70 [ 26.551221][ C0] rest_init+0x279/0x280 [ 26.551463][ C0] start_kernel+0x3af/0x3b0 [ 26.551665][ C0] x86_64_start_reservations+0x24/0x30 [ 26.551911][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.552102][ C0] common_startup_64+0x13e/0x148 [ 26.552347][ C0] INITIAL USE at: [ 26.552459][ C0] __lock_acquire+0x388/0xc20 [ 26.552706][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.552945][ C0] _raw_spin_lock_bh+0x38/0x50 [ 26.553129][ C0] br_stp_enable_bridge+0x23/0x340 [bridge] [ 26.553410][ C0] br_dev_open+0x94/0x120 [bridge] [ 26.553656][ C0] __dev_open+0x2f3/0x610 [ 26.553844][ C0] __dev_change_flags+0x4a4/0x660 [ 26.554081][ C0] rtnl_configure_link+0x15f/0x410 [ 26.554316][ C0] rtnl_newlink_create+0x2ec/0x750 [ 26.554501][ C0] __rtnl_newlink+0x22b/0xa50 [ 26.554743][ C0] rtnl_newlink+0x9f1/0x11c0 [ 26.554928][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.555167][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 26.555405][ C0] netlink_unicast+0x486/0x750 [ 26.555594][ C0] netlink_sendmsg+0x735/0xc60 [ 26.555832][ C0] ____sys_sendmsg+0x415/0x880 [ 26.556074][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 26.556256][ C0] __sys_sendmsg+0x12c/0x1d0 [ 26.556493][ C0] do_syscall_64+0xff/0x530 [ 26.556680][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.556956][ C0] } [ 26.557032][ C0] ... key at: [] __key.7+0x0/0x40 [bridge] [ 26.557304][ C0] ... acquired at: [ 26.557465][ C0] mark_lock+0x1d7/0xa00 [ 26.557616][ C0] mark_usage+0x42/0x170 [ 26.557815][ C0] __lock_acquire+0x388/0xc20 [ 26.557964][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.558161][ C0] _raw_spin_lock+0x33/0x40 [ 26.558310][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.558553][ C0] call_timer_fn+0x160/0x4d0 [ 26.558701][ C0] __run_timers+0x68f/0xaa0 [ 26.558904][ C0] run_timer_softirq+0xf0/0x160 [ 26.559052][ C0] handle_softirqs+0x1d3/0x900 [ 26.559250][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.559398][ C0] irq_exit_rcu+0xe/0x30 [ 26.559600][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.559784][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.560023][ C0] pv_native_safe_halt+0xf/0x10 [ 26.560170][ C0] default_idle+0x9/0x10 [ 26.560368][ C0] default_idle_call+0x6e/0xb0 [ 26.560514][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.560752][ C0] do_idle+0xd8/0x190 [ 26.560866][ C0] cpu_startup_entry+0x53/0x70 [ 26.561066][ C0] rest_init+0x279/0x280 [ 26.561210][ C0] start_kernel+0x3af/0x3b0 [ 26.561406][ C0] x86_64_start_reservations+0x24/0x30 [ 26.561558][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.561756][ C0] common_startup_64+0x13e/0x148 [ 26.561904][ C0] [ 26.562029][ C0] [ 26.562029][ C0] stack backtrace: [ 26.562213][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.562216][ C0] Tainted: [W]=WARN [ 26.562217][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.562218][ C0] Call Trace: [ 26.562219][ C0] [ 26.562220][ C0] dump_stack_lvl+0x6f/0xa0 [ 26.562223][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 26.562226][ C0] mark_lock_irq+0x989/0x9c0 [ 26.562229][ C0] mark_lock+0x1d7/0xa00 [ 26.562230][ C0] mark_usage+0x42/0x170 [ 26.562232][ C0] __lock_acquire+0x388/0xc20 [ 26.562233][ C0] ? __irq_exit_rcu+0x16/0x1c0 [ 26.562235][ C0] ? irq_exit_rcu+0x1a/0x30 [ 26.562236][ C0] ? sysvec_apic_timer_interrupt+0x4c/0xe0 [ 26.562238][ C0] lock_acquire.part.0+0xd4/0x280 [ 26.562240][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.562246][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.562249][ C0] ? lock_acquire+0x13c/0x160 [ 26.562251][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.562257][ C0] _raw_spin_lock+0x33/0x40 [ 26.562259][ C0] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.562265][ C0] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 26.562271][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.562277][ C0] call_timer_fn+0x160/0x4d0 [ 26.562280][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 26.562281][ C0] ? debug_object_active_state+0x430/0x430 [ 26.562285][ C0] ? find_held_lock+0x2b/0x80 [ 26.562287][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.562288][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.562291][ C0] __run_timers+0x68f/0xaa0 [ 26.562292][ C0] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 26.562299][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 26.562301][ C0] ? __lock_acquire+0x518/0xc20 [ 26.562304][ C0] ? __rwlock_init+0x150/0x150 [ 26.562306][ C0] run_timer_softirq+0xf0/0x160 [ 26.562308][ C0] ? __run_timers+0xaa0/0xaa0 [ 26.562310][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 26.562312][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.562313][ C0] handle_softirqs+0x1d3/0x900 [ 26.562315][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 26.562317][ C0] ? _local_bh_enable+0xc0/0xc0 [ 26.562319][ C0] __irq_exit_rcu+0x145/0x1c0 [ 26.562320][ C0] irq_exit_rcu+0xe/0x30 [ 26.562321][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 26.562323][ C0] [ 26.562324][ C0] [ 26.562324][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 26.562326][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 26.562327][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 26.562329][ C0] 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 [ 26.562331][ C0] RSP: 0018:ffffffff90607cf8 EFLAGS: 00000296 [ 26.562332][ C0] RAX: 00000000001a47ad RBX: ffffffff9061c600 RCX: ffffffff8d6f0307 [ 26.562333][ C0] RDX: ffffffff9061c600 RSI: ffffffff90438b01 RDI: ffffffff8fe8d8e0 [ 26.562334][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 26.562335][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff20c0fa2 [ 26.562336][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 26.562337][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.562339][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 26.562341][ C0] default_idle+0x9/0x10 [ 26.562342][ C0] default_idle_call+0x6e/0xb0 [ 26.562344][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 26.562346][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 26.562347][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 26.562349][ C0] ? rcu_is_watching+0x16/0xd0 [ 26.562351][ C0] do_idle+0xd8/0x190 [ 26.562353][ C0] cpu_startup_entry+0x53/0x70 [ 26.562354][ C0] rest_init+0x279/0x280 [ 26.562356][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 26.562358][ C0] ? rest_init+0x280/0x280 [ 26.562360][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 26.562363][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 26.562366][ C0] ? acpi_enable+0x1e4/0x330 [ 26.562368][ C0] start_kernel+0x3af/0x3b0 [ 26.562369][ C0] x86_64_start_reservations+0x24/0x30 [ 26.562371][ C0] x86_64_start_kernel+0x12b/0x130 [ 26.562373][ C0] common_startup_64+0x13e/0x148 [ 26.562376][ C0] [ 87.756024][ T739] Mirror/redirect action on [ 87.756040][ T739] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 87.756043][ T739] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 739, name: modprobe [ 87.756046][ T739] preempt_count: 1, expected: 0 [ 87.756047][ T739] RCU nest depth: 0, expected: 0 [ 87.756049][ T739] INFO: lockdep is turned off. [ 87.756050][ T739] irq event stamp: 0 [ 87.756051][ T739] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 87.756056][ T739] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 87.756064][ T739] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 87.756067][ T739] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 87.756069][ T739] Preemption disabled at: [ 87.756071][ T739] [] vprintk_emit+0x31b/0x3e0 [ 87.756080][ T739] CPU: 0 UID: 0 PID: 739 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 87.756085][ T739] Tainted: [W]=WARN [ 87.756086][ T739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.756089][ T739] Call Trace: [ 87.756091][ T739] [ 87.756092][ T739] dump_stack_lvl+0x6f/0xa0 [ 87.756099][ T739] ? vprintk_emit+0x31b/0x3e0 [ 87.756102][ T739] __might_resched.cold+0x1fe/0x2c1 [ 87.756106][ T739] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 87.756109][ T739] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 87.756113][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756118][ T739] __kmalloc_noprof+0x443/0x760 [ 87.756123][ T739] ? __rwlock_init+0x150/0x150 [ 87.756126][ T739] ? alloc_buf.isra.0+0x4b/0x260 [ 87.756131][ T739] ? do_raw_spin_unlock+0x59/0x250 [ 87.756134][ T739] alloc_buf.isra.0+0x4b/0x260 [ 87.756137][ T739] put_chars+0x1e1/0x2f0 [ 87.756140][ T739] ? __send_to_port+0x420/0x420 [ 87.756143][ T739] ? console_prepend_replay+0x20/0x20 [ 87.756146][ T739] hvc_console_print+0x292/0x780 [ 87.756151][ T739] ? hvc_write+0x3a0/0x3a0 [ 87.756153][ T739] ? vsnprintf+0x668/0x1700 [ 87.756157][ T739] ? __rwlock_init+0x150/0x150 [ 87.756160][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756162][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756166][ T739] console_emit_next_record+0x22f/0x4c0 [ 87.756170][ T739] ? devkmsg_read+0x4b0/0x4b0 [ 87.756173][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756175][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756178][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756180][ T739] ? lock_acquire+0x13c/0x160 [ 87.756183][ T739] ? console_flush_one_record+0x111/0x710 [ 87.756186][ T739] console_flush_one_record+0x46f/0x710 [ 87.756190][ T739] ? console_emit_next_record+0x4c0/0x4c0 [ 87.756194][ T739] console_unlock+0xee/0x1f0 [ 87.756196][ T739] ? lock_acquire+0x13c/0x160 [ 87.756199][ T739] ? console_flush_one_record+0x710/0x710 [ 87.756201][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756204][ T739] ? lock_release+0x184/0x1f0 [ 87.756206][ T739] ? lock_acquire+0x60/0x160 [ 87.756208][ T739] ? __rcu_read_lock+0x30/0x70 [ 87.756211][ T739] ? __down_trylock_console_sem+0x5e/0xa0 [ 87.756214][ T739] ? vprintk_emit+0x320/0x3e0 [ 87.756217][ T739] vprintk_emit+0x37c/0x3e0 [ 87.756221][ T739] ? wake_up_klogd_work_func+0x90/0x90 [ 87.756224][ T739] ? netdev_run_todo+0x2a8/0xfd0 [ 87.756229][ T739] ? mirred_device_event+0x3d/0x1d0 [act_mirred] [ 87.756234][ T739] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 87.756237][ T739] _printk+0xc7/0x100 [ 87.756242][ T739] ? snapshot_read.cold+0x21/0x21 [ 87.756244][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756247][ T739] ? mirred_cleanup_module+0x750/0x750 [act_mirred] [ 87.756250][ T739] ? __up_write+0x23d/0x5f0 [ 87.756253][ T739] ? __up_write+0x2e5/0x5f0 [ 87.756255][ T739] ? lock_release+0x184/0x1f0 [ 87.756258][ T739] ? __up_write+0x2c7/0x5f0 [ 87.756261][ T739] mirred_init_module+0x28/0x1000 [act_mirred] [ 87.756264][ T739] do_one_initcall+0x124/0x4f0 [ 87.756268][ T739] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 87.756271][ T739] ? do_init_module+0xae/0x8a0 [ 87.756275][ T739] ? kasan_unpoison+0x44/0x70 [ 87.756279][ T739] do_init_module+0x2ad/0x8a0 [ 87.756283][ T739] ? free_module+0x470/0x470 [ 87.756286][ T739] ? kfree+0x123/0x590 [ 87.756290][ T739] load_module+0x1424/0x1bb0 [ 87.756294][ T739] ? layout_and_allocate.isra.0+0x680/0x680 [ 87.756298][ T739] ? __ia32_sys_fsconfig+0x180/0x180 [ 87.756301][ T739] ? ovl_real_file+0x172/0x1e0 [ 87.756306][ T739] ? backing_file_read_iter+0x541/0x790 [ 87.756310][ T739] init_module_from_file+0x11f/0x1a0 [ 87.756313][ T739] ? __do_sys_init_module+0x220/0x220 [ 87.756317][ T739] ? ovl_mmap+0x270/0x270 [ 87.756321][ T739] ? __rwlock_init+0x150/0x150 [ 87.756324][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756326][ T739] ? lock_release+0x184/0x1f0 [ 87.756329][ T739] ? do_raw_spin_unlock+0x59/0x250 [ 87.756332][ T739] idempotent_init_module+0x37b/0x7c0 [ 87.756335][ T739] ? init_module_from_file+0x1a0/0x1a0 [ 87.756340][ T739] ? rcu_is_watching+0x16/0xd0 [ 87.756342][ T739] ? cap_capable+0x1d7/0x3d0 [ 87.756347][ T739] __x64_sys_finit_module+0xdf/0x190 [ 87.756350][ T739] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 87.756354][ T739] do_syscall_64+0xff/0x530 [ 87.756357][ T739] ? exc_page_fault+0xee/0x100 [ 87.756362][ T739] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 87.756365][ T739] RIP: 0033:0x7f6d343fe37d [ 87.756368][ T739] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 87.756371][ T739] RSP: 002b:00007fffb9bde548 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 87.756376][ T739] RAX: ffffffffffffffda RBX: 000055c419355810 RCX: 00007f6d343fe37d [ 87.756378][ T739] RDX: 0000000000000000 RSI: 000055c410a15ffd RDI: 0000000000000000 [ 87.756379][ T739] RBP: 00007fffb9bde5e0 R08: 0000000000000000 R09: 0000000000000000 [ 87.756381][ T739] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c410a15ffd [ 87.756382][ T739] R13: 000055c419355960 R14: 0000000000040000 R15: 0000000000000000 [ 87.756386][ T739] [ 116.653159][ T915] br: port 3(veth4) entered disabled state [ 116.653177][ T915] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 116.653179][ T915] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 915, name: ip [ 116.653181][ T915] preempt_count: 202, expected: 0 [ 116.653182][ T915] RCU nest depth: 0, expected: 0 [ 116.653183][ T915] INFO: lockdep is turned off. [ 116.653184][ T915] irq event stamp: 0 [ 116.653185][ T915] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 116.653190][ T915] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 116.653196][ T915] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 116.653197][ T915] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 116.653199][ T915] Preemption disabled at: [ 116.653200][ T915] [<0000000000000000>] 0x0 [ 116.653205][ T915] CPU: 3 UID: 0 PID: 915 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 116.653209][ T915] Tainted: [W]=WARN [ 116.653209][ T915] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 116.653211][ T915] Call Trace: [ 116.653213][ T915] [ 116.653214][ T915] dump_stack_lvl+0x6f/0xa0 [ 116.653219][ T915] __might_resched.cold+0x1fe/0x2c1 [ 116.653223][ T915] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 116.653227][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653230][ T915] __kmalloc_noprof+0x443/0x760 [ 116.653234][ T915] ? __rwlock_init+0x150/0x150 [ 116.653237][ T915] ? alloc_buf.isra.0+0x4b/0x260 [ 116.653240][ T915] ? do_raw_spin_unlock+0x59/0x250 [ 116.653242][ T915] alloc_buf.isra.0+0x4b/0x260 [ 116.653244][ T915] put_chars+0x1e1/0x2f0 [ 116.653246][ T915] ? __send_to_port+0x420/0x420 [ 116.653247][ T915] ? printk_get_next_message+0x240/0x650 [ 116.653251][ T915] hvc_console_print+0x292/0x780 [ 116.653254][ T915] ? hvc_write+0x3a0/0x3a0 [ 116.653256][ T915] ? __rwlock_init+0x150/0x150 [ 116.653258][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653260][ T915] ? lock_acquire+0x13c/0x160 [ 116.653262][ T915] console_emit_next_record+0x22f/0x4c0 [ 116.653264][ T915] ? devkmsg_read+0x4b0/0x4b0 [ 116.653266][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653267][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653269][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653271][ T915] ? lock_acquire+0x13c/0x160 [ 116.653273][ T915] ? console_flush_one_record+0x111/0x710 [ 116.653274][ T915] console_flush_one_record+0x46f/0x710 [ 116.653277][ T915] ? console_emit_next_record+0x4c0/0x4c0 [ 116.653279][ T915] console_unlock+0xee/0x1f0 [ 116.653281][ T915] ? lock_acquire+0x13c/0x160 [ 116.653282][ T915] ? console_flush_one_record+0x710/0x710 [ 116.653284][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653286][ T915] ? lock_release+0x184/0x1f0 [ 116.653287][ T915] ? lock_acquire+0x60/0x160 [ 116.653288][ T915] ? __rcu_read_lock+0x30/0x70 [ 116.653290][ T915] ? __down_trylock_console_sem+0x5e/0xa0 [ 116.653292][ T915] ? vprintk_emit+0x320/0x3e0 [ 116.653294][ T915] vprintk_emit+0x37c/0x3e0 [ 116.653297][ T915] ? wake_up_klogd_work_func+0x90/0x90 [ 116.653299][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653300][ T915] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 116.653303][ T915] ? trace_hardirqs_on+0x36/0x40 [ 116.653304][ T915] _printk+0xc7/0x100 [ 116.653307][ T915] ? snapshot_read.cold+0x21/0x21 [ 116.653310][ T915] ? ipv6_mc_down+0x17e/0x2d0 [ 116.653314][ T915] br_set_state+0x22f/0x430 [bridge] [ 116.653327][ T915] br_stp_disable_port+0x11f/0x390 [bridge] [ 116.653335][ T915] br_device_event+0x7b5/0x8f0 [bridge] [ 116.653343][ T915] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 116.653346][ T915] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 116.653348][ T915] ? addrconf_notify+0x2c8/0xf30 [ 116.653353][ T915] notifier_call_chain+0xae/0x300 [ 116.653355][ T915] __dev_notify_flags+0x23c/0x3c0 [ 116.653361][ T915] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 116.653362][ T915] ? netif_change_name+0x8c0/0x8c0 [ 116.653365][ T915] ? netif_set_allmulti+0x250/0x250 [ 116.653366][ T915] ? __kernel_text_address+0x12/0x30 [ 116.653369][ T915] ? write_profile+0xf0/0xf0 [ 116.653371][ T915] ? unwind_get_return_address+0x67/0xd0 [ 116.653374][ T915] netif_change_flags+0xfe/0x190 [ 116.653376][ T915] do_setlink.isra.0+0x1cc3/0x2750 [ 116.653379][ T915] ? stack_trace_save+0x93/0xc0 [ 116.653380][ T915] ? rtnl_link_get_size+0x350/0x350 [ 116.653381][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653383][ T915] ? stack_depot_save_flags+0x1bc/0x790 [ 116.653387][ T915] ? kasan_save_stack+0x3d/0x50 [ 116.653390][ T915] ? kasan_save_stack+0x2f/0x50 [ 116.653391][ T915] ? kasan_save_track+0x14/0x30 [ 116.653393][ T915] ? __kasan_kmalloc+0x7b/0x90 [ 116.653394][ T915] ? __kmalloc_cache_noprof+0x29a/0x620 [ 116.653395][ T915] ? rtnl_newlink+0x124/0x11c0 [ 116.653397][ T915] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 116.653398][ T915] ? netlink_rcv_skb+0x14e/0x3a0 [ 116.653400][ T915] ? netlink_unicast+0x486/0x750 [ 116.653401][ T915] ? netlink_sendmsg+0x735/0xc60 [ 116.653403][ T915] ? ____sys_sendmsg+0x415/0x880 [ 116.653405][ T915] ? ___sys_sendmsg+0x14e/0x1d0 [ 116.653406][ T915] ? __sys_sendmsg+0x12c/0x1d0 [ 116.653408][ T915] ? do_syscall_64+0xff/0x530 [ 116.653410][ T915] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 116.653412][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653414][ T915] ? lock_acquire+0x13c/0x160 [ 116.653415][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653417][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653418][ T915] ? trace_contention_end+0xb3/0x180 [ 116.653422][ T915] ? __mutex_lock+0x1db/0x1ea0 [ 116.653423][ T915] ? __mutex_lock+0x9a3/0x1ea0 [ 116.653424][ T915] ? rtnl_newlink+0x9a8/0x11c0 [ 116.653426][ T915] ? ww_mutex_lock+0x160/0x160 [ 116.653427][ T915] ? nla_get_range_signed+0x3d0/0x3d0 [ 116.653429][ T915] ? __rtnl_newlink+0x3fa/0xa50 [ 116.653431][ T915] rtnl_newlink+0x9f1/0x11c0 [ 116.653433][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653435][ T915] ? rtnl_bridge_getlink+0x850/0x850 [ 116.653436][ T915] ? lock_acquire+0x13c/0x160 [ 116.653437][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653439][ T915] ? is_bpf_text_address+0x3e/0x110 [ 116.653442][ T915] ? is_bpf_text_address+0x72/0x110 [ 116.653444][ T915] ? kernel_text_address+0x149/0x170 [ 116.653445][ T915] ? __kernel_text_address+0x12/0x30 [ 116.653446][ T915] ? write_profile+0xf0/0xf0 [ 116.653447][ T915] ? unwind_get_return_address+0x67/0xd0 [ 116.653449][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653450][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653452][ T915] ? cap_capable+0x1d7/0x3d0 [ 116.653455][ T915] ? lock_acquire+0x13c/0x160 [ 116.653457][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653458][ T915] ? rtnl_bridge_getlink+0x850/0x850 [ 116.653460][ T915] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 116.653461][ T915] ? rtnl_link_fill+0x920/0x920 [ 116.653462][ T915] ? filter_irq_stacks+0xd0/0xd0 [ 116.653464][ T915] ? stack_depot_save_flags+0x1bc/0x790 [ 116.653466][ T915] netlink_rcv_skb+0x14e/0x3a0 [ 116.653468][ T915] ? rtnl_link_fill+0x920/0x920 [ 116.653469][ T915] ? lock_release+0x184/0x1f0 [ 116.653470][ T915] ? netlink_ack+0xcf0/0xcf0 [ 116.653472][ T915] ? __netlink_lookup+0xb9/0x6b0 [ 116.653474][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653476][ T915] ? lock_release+0x184/0x1f0 [ 116.653478][ T915] netlink_unicast+0x486/0x750 [ 116.653479][ T915] ? netlink_attachskb+0x810/0x810 [ 116.653481][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653483][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653484][ T915] ? lock_acquire+0x13c/0x160 [ 116.653486][ T915] netlink_sendmsg+0x735/0xc60 [ 116.653488][ T915] ? netlink_unicast+0x750/0x750 [ 116.653490][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653491][ T915] ? lock_release+0x184/0x1f0 [ 116.653493][ T915] ____sys_sendmsg+0x415/0x880 [ 116.653495][ T915] ? copy_msghdr_from_user+0x279/0x420 [ 116.653496][ T915] ? get_timestamp.constprop.0+0x390/0x390 [ 116.653498][ T915] ? move_addr_to_kernel+0x40/0x40 [ 116.653499][ T915] ? filter_irq_stacks+0xd0/0xd0 [ 116.653501][ T915] ___sys_sendmsg+0x14e/0x1d0 [ 116.653503][ T915] ? copy_msghdr_from_user+0x420/0x420 [ 116.653508][ T915] __sys_sendmsg+0x12c/0x1d0 [ 116.653510][ T915] ? __sys_sendmsg_sock+0x20/0x20 [ 116.653512][ T915] ? rcu_is_watching+0x16/0xd0 [ 116.653514][ T915] do_syscall_64+0xff/0x530 [ 116.653515][ T915] ? exc_page_fault+0xee/0x100 [ 116.653518][ T915] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 116.653519][ T915] RIP: 0033:0x7f7f099ae54e [ 116.653521][ T915] 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 [ 116.653523][ T915] RSP: 002b:00007ffedd53e330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 116.653526][ T915] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7f099ae54e [ 116.653528][ T915] RDX: 0000000000000000 RSI: 00007ffedd53e3e0 RDI: 0000000000000005 [ 116.653529][ T915] RBP: 00007ffedd53e340 R08: 0000000000000000 R09: 0000000000000000 [ 116.653529][ T915] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9129e2 [ 116.653530][ T915] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffedd53eaa0 [ 116.653532][ T915] [ 116.678089][ T915] veth4: left allmulticast mode [ 116.678235][ T915] veth4: left promiscuous mode [ 116.678477][ T915] br: port 3(veth4) entered disabled state [ 116.687232][ T915] ip (915) used greatest stack depth: 23016 bytes left [ 116.707004][ T917] br: port 2(veth3) entered disabled state [ 116.707325][ T917] veth3: left allmulticast mode [ 116.707475][ T917] veth3: left promiscuous mode [ 116.707667][ T917] br: port 2(veth3) entered disabled state [ 116.727775][ T919] br: port 1(veth1) entered disabled state [ 116.728108][ T919] veth1: left allmulticast mode [ 116.728242][ T919] veth1: left promiscuous mode [ 116.728432][ T919] br: port 1(veth1) entered disabled state