[ 9.914432][ T188] ip (188) used greatest stack depth: 23824 bytes left [ 9.914448][ T188] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.914451][ T188] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 188, name: ip [ 9.914452][ T188] preempt_count: 2, expected: 0 [ 9.914453][ T188] RCU nest depth: 0, expected: 0 [ 9.914454][ T188] locks held by ip/188: 5, last CPU#2: [ 9.914462][ T188] #0: ffffffff882027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.914475][ T188] #1: ffffffff88369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.914481][ T188] #2: ffffffff88369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.914485][ T188] #3: ffffffff88289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.914489][ T188] #4: ffffffff88289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.914493][ T188] irq event stamp: 26100 [ 9.914494][ T188] hardirqs last enabled at (26099): [] __down_trylock_console_sem+0x86/0xa0 [ 9.914497][ T188] hardirqs last disabled at (26100): [] console_emit_next_record+0x3d4/0x4c0 [ 9.914499][ T188] softirqs last enabled at (24816): [] netlink_release+0x17b/0xcf0 [ 9.914503][ T188] softirqs last disabled at (24814): [] netlink_release+0xd2/0xcf0 [ 9.914505][ T188] Preemption disabled at: [ 9.914506][ T188] [<0000000000000000>] 0x0 [ 9.914513][ T188] CPU: 2 UID: 0 PID: 188 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.914517][ T188] Tainted: [W]=WARN [ 9.914518][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.914520][ T188] Call Trace: [ 9.914521][ T188] [ 9.914522][ T188] dump_stack_lvl+0x6f/0xa0 [ 9.914529][ T188] __might_resched.cold+0x1fe/0x2c1 [ 9.914533][ T188] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.914538][ T188] ? __kmalloc_noprof+0xdb/0x760 [ 9.914543][ T188] __kmalloc_noprof+0x443/0x760 [ 9.914545][ T188] ? alloc_buf.isra.0+0x4b/0x260 [ 9.914550][ T188] ? do_raw_spin_unlock+0x59/0x250 [ 9.914553][ T188] alloc_buf.isra.0+0x4b/0x260 [ 9.914556][ T188] put_chars+0x1e1/0x2f0 [ 9.914559][ T188] ? __send_to_port+0x420/0x420 [ 9.914560][ T188] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.914565][ T188] ? validate_chain+0x38b/0xc20 [ 9.914570][ T188] hvc_console_print+0x292/0x780 [ 9.914576][ T188] ? hvc_write+0x3a0/0x3a0 [ 9.914578][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.914581][ T188] ? lock_acquire+0x13c/0x160 [ 9.914585][ T188] console_emit_next_record+0x22f/0x4c0 [ 9.914589][ T188] ? devkmsg_read+0x4b0/0x4b0 [ 9.914590][ T188] ? console_flush_one_record+0x106/0x710 [ 9.914594][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.914596][ T188] ? lock_acquire+0x13c/0x160 [ 9.914600][ T188] console_flush_one_record+0x46f/0x710 [ 9.914604][ T188] ? console_emit_next_record+0x4c0/0x4c0 [ 9.914606][ T188] ? __lock_acquire+0x518/0xc20 [ 9.914611][ T188] console_unlock+0xee/0x1f0 [ 9.914613][ T188] ? console_flush_one_record+0x710/0x710 [ 9.914615][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.914618][ T188] ? lock_acquire+0x60/0x160 [ 9.914621][ T188] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.914623][ T188] ? vprintk_emit+0x320/0x3e0 [ 9.914626][ T188] vprintk_emit+0x37c/0x3e0 [ 9.914630][ T188] ? wake_up_klogd_work_func+0x90/0x90 [ 9.914633][ T188] ? __lock_acquire+0x518/0xc20 [ 9.914637][ T188] _printk+0xc7/0x100 [ 9.914641][ T188] ? snapshot_read.cold+0x21/0x21 [ 9.914644][ T188] ? do_raw_spin_lock+0x131/0x280 [ 9.914646][ T188] ? __rwlock_init+0x150/0x150 [ 9.914650][ T188] ? do_raw_spin_lock+0x131/0x280 [ 9.914653][ T188] do_exit.cold+0x82/0x9c [ 9.914656][ T188] ? exit_notify+0x890/0x890 [ 9.914658][ T188] ? __lock_release.isra.0+0x69/0x1a0 [ 9.914661][ T188] ? rcu_is_watching+0x16/0xd0 [ 9.914665][ T188] do_group_exit+0xb8/0x370 [ 9.914667][ T188] __x64_sys_exit_group+0x3c/0x50 [ 9.914669][ T188] x64_sys_call+0x1567/0x1570 [ 9.914671][ T188] do_syscall_64+0xff/0x530 [ 9.914674][ T188] ? exc_page_fault+0xee/0x100 [ 9.914677][ T188] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.914679][ T188] RIP: 0033:0x7f477fab81b8 [ 9.914682][ T188] Code: Unable to access opcode bytes at 0x7f477fab818e. [ 9.914683][ T188] RSP: 002b:00007fff89c65e08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.914685][ T188] RAX: ffffffffffffffda RBX: 00007f477fbe8f88 RCX: 00007f477fab81b8 [ 9.914687][ T188] RDX: 00007f477f802fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.914689][ T188] RBP: 00007fff89c65e60 R08: 0000000000000000 R09: 0000000000008010 [ 9.914690][ T188] R10: 00007fff89c65c20 R11: 0000000000000246 R12: 0000000000000001 [ 9.914692][ T188] R13: 0000000000000000 R14: 00007f477fbe7680 R15: 00007f477fbe8fa0 [ 9.914702][ T188] [ 11.490526][ T247] br1: port 1(veth1) entered blocking state [ 11.490677][ T247] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.490680][ T247] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 247, name: ip [ 11.490681][ T247] preempt_count: 1, expected: 0 [ 11.490682][ T247] RCU nest depth: 0, expected: 0 [ 11.490683][ T247] locks held by ip/247: 5, last CPU#3: [ 11.490686][ T247] #0: ffffffff88ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.490697][ T247] #1: ffffffff88369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.490704][ T247] #2: ffffffff88369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.490708][ T247] #3: ffffffff88289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.490712][ T247] #4: ffffffff88289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.490715][ T247] irq event stamp: 13646 [ 11.490716][ T247] hardirqs last enabled at (13645): [] __down_trylock_console_sem+0x86/0xa0 [ 11.490719][ T247] hardirqs last disabled at (13646): [] console_emit_next_record+0x3d4/0x4c0 [ 11.490721][ T247] softirqs last enabled at (13558): [] __alloc_skb+0x4c2/0x5f0 [ 11.490724][ T247] softirqs last disabled at (13556): [] __alloc_skb+0x4c2/0x5f0 [ 11.490727][ T247] Preemption disabled at: [ 11.490727][ T247] [] vprintk_emit+0x31b/0x3e0 [ 11.490733][ T247] CPU: 3 UID: 0 PID: 247 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.490738][ T247] Tainted: [W]=WARN [ 11.490739][ T247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.490740][ T247] Call Trace: [ 11.490742][ T247] [ 11.490743][ T247] dump_stack_lvl+0x6f/0xa0 [ 11.490749][ T247] ? vprintk_emit+0x31b/0x3e0 [ 11.490752][ T247] __might_resched.cold+0x1fe/0x2c1 [ 11.490756][ T247] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.490760][ T247] ? __kmalloc_noprof+0xdb/0x760 [ 11.490766][ T247] __kmalloc_noprof+0x443/0x760 [ 11.490768][ T247] ? alloc_buf.isra.0+0x4b/0x260 [ 11.490774][ T247] ? do_raw_spin_unlock+0x59/0x250 [ 11.490776][ T247] alloc_buf.isra.0+0x4b/0x260 [ 11.490780][ T247] put_chars+0x1e1/0x2f0 [ 11.490782][ T247] ? __send_to_port+0x420/0x420 [ 11.490787][ T247] ? validate_chain+0x34a/0xc20 [ 11.490790][ T247] hvc_console_print+0x292/0x780 [ 11.490793][ T247] ? mark_usage+0x61/0x170 [ 11.490795][ T247] ? __lock_acquire+0x518/0xc20 [ 11.490796][ T247] ? __lock_acquire+0x518/0xc20 [ 11.490800][ T247] ? hvc_write+0x3a0/0x3a0 [ 11.490802][ T247] ? console_emit_next_record+0x1df/0x4c0 [ 11.490805][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.490809][ T247] ? lock_acquire+0x13c/0x160 [ 11.490813][ T247] console_emit_next_record+0x22f/0x4c0 [ 11.490817][ T247] ? devkmsg_read+0x4b0/0x4b0 [ 11.490818][ T247] ? console_flush_one_record+0x106/0x710 [ 11.490821][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.490824][ T247] ? lock_acquire+0x13c/0x160 [ 11.490828][ T247] console_flush_one_record+0x46f/0x710 [ 11.490831][ T247] ? console_emit_next_record+0x4c0/0x4c0 [ 11.490833][ T247] ? __lock_acquire+0x518/0xc20 [ 11.490838][ T247] console_unlock+0xee/0x1f0 [ 11.490841][ T247] ? console_flush_one_record+0x710/0x710 [ 11.490843][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.490845][ T247] ? lock_acquire+0x60/0x160 [ 11.490849][ T247] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.490850][ T247] ? vprintk_emit+0x320/0x3e0 [ 11.490854][ T247] vprintk_emit+0x37c/0x3e0 [ 11.490857][ T247] ? wake_up_klogd_work_func+0x90/0x90 [ 11.490860][ T247] ? __lock_release.isra.0+0x69/0x1a0 [ 11.490861][ T247] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.490866][ T247] ? mark_held_locks+0x40/0x70 [ 11.490869][ T247] _printk+0xc7/0x100 [ 11.490873][ T247] ? snapshot_read.cold+0x21/0x21 [ 11.490876][ T247] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.490889][ T247] ? do_setlink.isra.0+0xa31/0x2750 [ 11.490890][ T247] ? rtnl_newlink+0x9f1/0x11c0 [ 11.490892][ T247] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.490896][ T247] br_set_state+0x22f/0x430 [bridge] [ 11.490906][ T247] br_init_port+0xc4/0x200 [bridge] [ 11.490914][ T247] new_nbp+0x39c/0x580 [bridge] [ 11.490925][ T247] br_add_if+0x212/0x1320 [bridge] [ 11.490932][ T247] ? is_bpf_text_address+0x72/0x110 [ 11.490936][ T247] ? kernel_text_address+0x149/0x170 [ 11.490939][ T247] ? __kernel_text_address+0x12/0x30 [ 11.490943][ T247] do_set_master+0x357/0x580 [ 11.490947][ T247] do_setlink.isra.0+0xa31/0x2750 [ 11.490950][ T247] ? stack_trace_save+0x93/0xc0 [ 11.490953][ T247] ? rtnl_link_get_size+0x350/0x350 [ 11.490955][ T247] ? rcu_read_lock_any_held+0x66/0x90 [ 11.490957][ T247] ? stack_depot_save_flags+0x38e/0x790 [ 11.490961][ T247] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.490963][ T247] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.490965][ T247] ? validate_chain+0x38b/0xc20 [ 11.490967][ T247] ? kasan_save_stack+0x3d/0x50 [ 11.490971][ T247] ? kasan_save_stack+0x2f/0x50 [ 11.490972][ T247] ? kasan_save_track+0x14/0x30 [ 11.490975][ T247] ? __lock_acquire+0x518/0xc20 [ 11.490976][ T247] ? netlink_seq_next+0xe/0x60 [ 11.490980][ T247] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.490984][ T247] ? lock_acquire.part.0+0xd4/0x280 [ 11.490986][ T247] ? rtnl_newlink+0x9a8/0x11c0 [ 11.490989][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.490991][ T247] ? lock_acquire+0x13c/0x160 [ 11.490992][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.490994][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.490996][ T247] ? trace_contention_end+0xb3/0x180 [ 11.491000][ T247] ? __mutex_lock+0x1db/0x1ea0 [ 11.491002][ T247] ? __mutex_lock+0x9a3/0x1ea0 [ 11.491004][ T247] ? rtnl_newlink+0x9a8/0x11c0 [ 11.491007][ T247] ? ww_mutex_lock+0x160/0x160 [ 11.491009][ T247] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.491013][ T247] ? __rtnl_newlink+0x3fa/0xa50 [ 11.491018][ T247] rtnl_newlink+0x9f1/0x11c0 [ 11.491023][ T247] ? rtnl_bridge_getlink+0x850/0x850 [ 11.491025][ T247] ? __lock_acquire+0x518/0xc20 [ 11.491029][ T247] ? lock_acquire.part.0+0xd4/0x280 [ 11.491031][ T247] ? find_held_lock+0x2b/0x80 [ 11.491033][ T247] ? rtnl_bridge_getlink+0x850/0x850 [ 11.491035][ T247] ? __lock_release.isra.0+0x69/0x1a0 [ 11.491039][ T247] ? rtnl_bridge_getlink+0x850/0x850 [ 11.491041][ T247] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.491043][ T247] ? rtnl_link_fill+0x920/0x920 [ 11.491045][ T247] ? __lock_acquire+0x518/0xc20 [ 11.491049][ T247] ? lock_acquire.part.0+0xd4/0x280 [ 11.491051][ T247] ? find_held_lock+0x2b/0x80 [ 11.491054][ T247] netlink_rcv_skb+0x14e/0x3a0 [ 11.491056][ T247] ? rtnl_link_fill+0x920/0x920 [ 11.491058][ T247] ? netlink_ack+0xcf0/0xcf0 [ 11.491064][ T247] ? netlink_deliver_tap+0xc5/0x330 [ 11.491066][ T247] ? netlink_deliver_tap+0x13c/0x330 [ 11.491070][ T247] netlink_unicast+0x486/0x750 [ 11.491073][ T247] ? netlink_attachskb+0x810/0x810 [ 11.491076][ T247] ? __lock_acquire+0x518/0xc20 [ 11.491080][ T247] netlink_sendmsg+0x735/0xc60 [ 11.491083][ T247] ? netlink_unicast+0x750/0x750 [ 11.491087][ T247] ? __might_fault+0x97/0x140 [ 11.491092][ T247] ____sys_sendmsg+0x415/0x880 [ 11.491095][ T247] ? copy_msghdr_from_user+0x279/0x420 [ 11.491097][ T247] ? get_timestamp.constprop.0+0x390/0x390 [ 11.491098][ T247] ? move_addr_to_kernel+0x40/0x40 [ 11.491105][ T247] ___sys_sendmsg+0x14e/0x1d0 [ 11.491108][ T247] ? copy_msghdr_from_user+0x420/0x420 [ 11.491123][ T247] __sys_sendmsg+0x12c/0x1d0 [ 11.491126][ T247] ? __sys_sendmsg_sock+0x20/0x20 [ 11.491132][ T247] ? rcu_is_watching+0x16/0xd0 [ 11.491135][ T247] do_syscall_64+0xff/0x530 [ 11.491138][ T247] ? exc_page_fault+0xee/0x100 [ 11.491141][ T247] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.491143][ T247] RIP: 0033:0x7fbfeaaef54e [ 11.491147][ T247] 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 [ 11.491148][ T247] RSP: 002b:00007fffebecddd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.491151][ T247] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbfeaaef54e [ 11.491153][ T247] RDX: 0000000000000000 RSI: 00007fffebecde80 RDI: 0000000000000005 [ 11.491154][ T247] RBP: 00007fffebecdde0 R08: 0000000000000000 R09: 0000000000000000 [ 11.491154][ T247] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab24 [ 11.491155][ T247] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffebece540 [ 11.491162][ T247] [ 11.527725][ T247] br1: port 1(veth1) entered disabled state [ 11.528053][ T247] veth1: entered allmulticast mode [ 11.529641][ T247] veth1: entered promiscuous mode [ 11.537176][ T247] ip (247) used greatest stack depth: 23336 bytes left [ 11.568531][ T99] br1: port 1(veth1) entered blocking state [ 11.569093][ T99] br1: port 1(veth1) entered forwarding state [ 19.286319][ T304] veth1: left allmulticast mode [ 19.286340][ T304] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.286342][ T304] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 304, name: ip [ 19.286344][ T304] preempt_count: 1, expected: 0 [ 19.286344][ T304] RCU nest depth: 0, expected: 0 [ 19.286346][ T304] locks held by ip/304: 5, last CPU#2: [ 19.286348][ T304] #0: ffffffff88ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 19.286360][ T304] #1: ffffffff88369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.286366][ T304] #2: ffffffff88369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.286370][ T304] #3: ffffffff88289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.286374][ T304] #4: ffffffff88289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.286378][ T304] irq event stamp: 14038 [ 19.286378][ T304] hardirqs last enabled at (14037): [] __down_trylock_console_sem+0x86/0xa0 [ 19.286381][ T304] hardirqs last disabled at (14038): [] console_emit_next_record+0x3d4/0x4c0 [ 19.286383][ T304] softirqs last enabled at (14004): [] __alloc_skb+0x4c2/0x5f0 [ 19.286386][ T304] softirqs last disabled at (14002): [] __alloc_skb+0x4c2/0x5f0 [ 19.286389][ T304] Preemption disabled at: [ 19.286390][ T304] [] vprintk_emit+0x31b/0x3e0 [ 19.286396][ T304] CPU: 2 UID: 0 PID: 304 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.286400][ T304] Tainted: [W]=WARN [ 19.286401][ T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.286402][ T304] Call Trace: [ 19.286404][ T304] [ 19.286405][ T304] dump_stack_lvl+0x6f/0xa0 [ 19.286411][ T304] ? vprintk_emit+0x31b/0x3e0 [ 19.286413][ T304] __might_resched.cold+0x1fe/0x2c1 [ 19.286418][ T304] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.286422][ T304] ? __kmalloc_noprof+0xdb/0x760 [ 19.286427][ T304] __kmalloc_noprof+0x443/0x760 [ 19.286429][ T304] ? alloc_buf.isra.0+0x4b/0x260 [ 19.286435][ T304] ? do_raw_spin_unlock+0x59/0x250 [ 19.286437][ T304] alloc_buf.isra.0+0x4b/0x260 [ 19.286440][ T304] put_chars+0x1e1/0x2f0 [ 19.286443][ T304] ? __send_to_port+0x420/0x420 [ 19.286445][ T304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.286449][ T304] ? validate_chain+0x38b/0xc20 [ 19.286454][ T304] hvc_console_print+0x292/0x780 [ 19.286461][ T304] ? hvc_write+0x3a0/0x3a0 [ 19.286463][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286465][ T304] ? lock_acquire+0x13c/0x160 [ 19.286469][ T304] console_emit_next_record+0x22f/0x4c0 [ 19.286473][ T304] ? devkmsg_read+0x4b0/0x4b0 [ 19.286475][ T304] ? console_flush_one_record+0x106/0x710 [ 19.286478][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286480][ T304] ? lock_acquire+0x13c/0x160 [ 19.286484][ T304] console_flush_one_record+0x46f/0x710 [ 19.286488][ T304] ? console_emit_next_record+0x4c0/0x4c0 [ 19.286490][ T304] ? __lock_acquire+0x518/0xc20 [ 19.286495][ T304] console_unlock+0xee/0x1f0 [ 19.286497][ T304] ? console_flush_one_record+0x710/0x710 [ 19.286499][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286502][ T304] ? lock_acquire+0x60/0x160 [ 19.286512][ T304] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.286513][ T304] ? vprintk_emit+0x320/0x3e0 [ 19.286517][ T304] vprintk_emit+0x37c/0x3e0 [ 19.286520][ T304] ? wake_up_klogd_work_func+0x90/0x90 [ 19.286522][ T304] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.286524][ T304] ? netlink_unicast+0x486/0x750 [ 19.286527][ T304] ? netlink_sendmsg+0x735/0xc60 [ 19.286529][ T304] ? ____sys_sendmsg+0x415/0x880 [ 19.286531][ T304] ? ___sys_sendmsg+0x14e/0x1d0 [ 19.286533][ T304] ? __sys_sendmsg+0x12c/0x1d0 [ 19.286535][ T304] ? do_syscall_64+0xff/0x530 [ 19.286539][ T304] _printk+0xc7/0x100 [ 19.286543][ T304] ? snapshot_read.cold+0x21/0x21 [ 19.286547][ T304] ? netdev_name+0x43/0x60 [ 19.286551][ T304] ? __netdev_printk+0x17f/0x1d0 [ 19.286554][ T304] netdev_info+0xe2/0x116 [ 19.286556][ T304] ? netdev_notice+0x120/0x120 [ 19.286560][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286562][ T304] ? __up_read+0x355/0x9e0 [ 19.286565][ T304] ? down_write_nested+0x200/0x200 [ 19.286567][ T304] ? __lock_release.isra.0+0x69/0x1a0 [ 19.286569][ T304] ? mutex_is_locked+0x1c/0x50 [ 19.286572][ T304] netif_set_allmulti.cold+0x7c/0x166 [ 19.286576][ T304] dev_set_allmulti+0xa2/0x150 [ 19.286580][ T304] del_nbp+0xb7/0xc10 [bridge] [ 19.286593][ T304] ? is_bpf_text_address+0x72/0x110 [ 19.286599][ T304] br_del_if+0xab/0x200 [bridge] [ 19.286607][ T304] ? rtnl_is_locked+0x15/0x20 [ 19.286610][ T304] do_set_master+0x15c/0x580 [ 19.286614][ T304] do_setlink.isra.0+0xa31/0x2750 [ 19.286617][ T304] ? stack_trace_save+0x93/0xc0 [ 19.286620][ T304] ? rtnl_link_get_size+0x350/0x350 [ 19.286621][ T304] ? rcu_read_lock_any_held+0x66/0x90 [ 19.286624][ T304] ? stack_depot_save_flags+0x38e/0x790 [ 19.286627][ T304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.286630][ T304] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.286631][ T304] ? validate_chain+0x38b/0xc20 [ 19.286634][ T304] ? kasan_save_stack+0x3d/0x50 [ 19.286637][ T304] ? kasan_save_stack+0x2f/0x50 [ 19.286638][ T304] ? kasan_save_track+0x14/0x30 [ 19.286641][ T304] ? __lock_acquire+0x518/0xc20 [ 19.286643][ T304] ? netlink_seq_next+0xe/0x60 [ 19.286644][ T304] ? ___sys_sendmsg+0xb0/0x1d0 [ 19.286648][ T304] ? lock_acquire.part.0+0xd4/0x280 [ 19.286650][ T304] ? rtnl_newlink+0x9a8/0x11c0 [ 19.286652][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286654][ T304] ? lock_acquire+0x13c/0x160 [ 19.286656][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286658][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286660][ T304] ? trace_contention_end+0xb3/0x180 [ 19.286663][ T304] ? __mutex_lock+0x1db/0x1ea0 [ 19.286665][ T304] ? __mutex_lock+0x9a3/0x1ea0 [ 19.286667][ T304] ? rtnl_newlink+0x9a8/0x11c0 [ 19.286670][ T304] ? ww_mutex_lock+0x160/0x160 [ 19.286672][ T304] ? nla_get_range_signed+0x3d0/0x3d0 [ 19.286677][ T304] ? __rtnl_newlink+0x3fa/0xa50 [ 19.286681][ T304] rtnl_newlink+0x9f1/0x11c0 [ 19.286687][ T304] ? rtnl_bridge_getlink+0x850/0x850 [ 19.286688][ T304] ? __lock_acquire+0x518/0xc20 [ 19.286693][ T304] ? lock_acquire.part.0+0xd4/0x280 [ 19.286695][ T304] ? find_held_lock+0x2b/0x80 [ 19.286697][ T304] ? rtnl_bridge_getlink+0x850/0x850 [ 19.286698][ T304] ? __lock_release.isra.0+0x69/0x1a0 [ 19.286702][ T304] ? rtnl_bridge_getlink+0x850/0x850 [ 19.286704][ T304] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.286707][ T304] ? rtnl_link_fill+0x920/0x920 [ 19.286708][ T304] ? __lock_acquire+0x518/0xc20 [ 19.286712][ T304] ? lock_acquire.part.0+0xd4/0x280 [ 19.286714][ T304] ? find_held_lock+0x2b/0x80 [ 19.286717][ T304] netlink_rcv_skb+0x14e/0x3a0 [ 19.286719][ T304] ? rtnl_link_fill+0x920/0x920 [ 19.286721][ T304] ? netlink_ack+0xcf0/0xcf0 [ 19.286727][ T304] ? netlink_deliver_tap+0xc5/0x330 [ 19.286729][ T304] ? netlink_deliver_tap+0x13c/0x330 [ 19.286733][ T304] netlink_unicast+0x486/0x750 [ 19.286736][ T304] ? netlink_attachskb+0x810/0x810 [ 19.286739][ T304] ? __lock_acquire+0x518/0xc20 [ 19.286743][ T304] netlink_sendmsg+0x735/0xc60 [ 19.286746][ T304] ? netlink_unicast+0x750/0x750 [ 19.286750][ T304] ? __might_fault+0x97/0x140 [ 19.286755][ T304] ____sys_sendmsg+0x415/0x880 [ 19.286757][ T304] ? copy_msghdr_from_user+0x279/0x420 [ 19.286759][ T304] ? get_timestamp.constprop.0+0x390/0x390 [ 19.286761][ T304] ? move_addr_to_kernel+0x40/0x40 [ 19.286768][ T304] ___sys_sendmsg+0x14e/0x1d0 [ 19.286770][ T304] ? copy_msghdr_from_user+0x420/0x420 [ 19.286785][ T304] __sys_sendmsg+0x12c/0x1d0 [ 19.286788][ T304] ? __sys_sendmsg_sock+0x20/0x20 [ 19.286794][ T304] ? rcu_is_watching+0x16/0xd0 [ 19.286797][ T304] do_syscall_64+0xff/0x530 [ 19.286799][ T304] ? exc_page_fault+0xee/0x100 [ 19.286802][ T304] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.286804][ T304] RIP: 0033:0x7f1a3679554e [ 19.286808][ 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 [ 19.286810][ T304] RSP: 002b:00007ffefa23ba40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.286812][ T304] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a3679554e [ 19.286814][ T304] RDX: 0000000000000000 RSI: 00007ffefa23baf0 RDI: 0000000000000005 [ 19.286815][ T304] RBP: 00007ffefa23ba50 R08: 0000000000000000 R09: 0000000000000000 [ 19.286816][ T304] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab2c [ 19.286816][ T304] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffefa23c1b0 [ 19.286823][ T304] [ 19.335347][ T304] veth1: left promiscuous mode [ 19.335833][ T304] br1: port 1(veth1) entered disabled state [ 19.346270][ T304] ip (304) used greatest stack depth: 23208 bytes left [ 21.384610][ T306] br1: port 1(veth1) entered blocking state [ 21.384630][ T306] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.384633][ T306] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 306, name: ip [ 21.384634][ T306] preempt_count: 1, expected: 0 [ 21.384635][ T306] RCU nest depth: 0, expected: 0 [ 21.384636][ T306] locks held by ip/306: 5, last CPU#2: [ 21.384639][ T306] #0: ffffffff88ad2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 21.384651][ T306] #1: ffffffff88369cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.384657][ T306] #2: ffffffff88369d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.384661][ T306] #3: ffffffff88289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.384664][ T306] #4: ffffffff88289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.384668][ T306] irq event stamp: 14480 [ 21.384669][ T306] hardirqs last enabled at (14479): [] __down_trylock_console_sem+0x86/0xa0 [ 21.384672][ T306] hardirqs last disabled at (14480): [] console_emit_next_record+0x3d4/0x4c0 [ 21.384674][ T306] softirqs last enabled at (14422): [] __alloc_skb+0x4c2/0x5f0 [ 21.384677][ T306] softirqs last disabled at (14420): [] __alloc_skb+0x4c2/0x5f0 [ 21.384679][ T306] Preemption disabled at: [ 21.384680][ T306] [] vprintk_emit+0x31b/0x3e0 [ 21.384686][ T306] CPU: 2 UID: 0 PID: 306 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.384690][ T306] Tainted: [W]=WARN [ 21.384691][ T306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.384693][ T306] Call Trace: [ 21.384695][ T306] [ 21.384696][ T306] dump_stack_lvl+0x6f/0xa0 [ 21.384702][ T306] ? vprintk_emit+0x31b/0x3e0 [ 21.384704][ T306] __might_resched.cold+0x1fe/0x2c1 [ 21.384709][ T306] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.384713][ T306] ? __kmalloc_noprof+0xdb/0x760 [ 21.384718][ T306] __kmalloc_noprof+0x443/0x760 [ 21.384720][ T306] ? alloc_buf.isra.0+0x4b/0x260 [ 21.384726][ T306] ? do_raw_spin_unlock+0x59/0x250 [ 21.384728][ T306] alloc_buf.isra.0+0x4b/0x260 [ 21.384731][ T306] put_chars+0x1e1/0x2f0 [ 21.384733][ T306] ? prb_final_commit+0x50/0x50 [ 21.384735][ T306] ? __send_to_port+0x420/0x420 [ 21.384738][ T306] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.384742][ T306] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.384745][ T306] ? validate_chain+0x38b/0xc20 [ 21.384748][ T306] hvc_console_print+0x292/0x780 [ 21.384751][ T306] ? mark_usage+0x61/0x170 [ 21.384753][ T306] ? __lock_acquire+0x518/0xc20 [ 21.384754][ T306] ? __lock_acquire+0x518/0xc20 [ 21.384758][ T306] ? hvc_write+0x3a0/0x3a0 [ 21.384760][ T306] ? console_emit_next_record+0x1df/0x4c0 [ 21.384764][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.384766][ T306] ? lock_acquire+0x13c/0x160 [ 21.384770][ T306] console_emit_next_record+0x22f/0x4c0 [ 21.384774][ T306] ? devkmsg_read+0x4b0/0x4b0 [ 21.384775][ T306] ? console_flush_one_record+0x106/0x710 [ 21.384778][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.384781][ T306] ? lock_acquire+0x13c/0x160 [ 21.384785][ T306] console_flush_one_record+0x46f/0x710 [ 21.384789][ T306] ? console_emit_next_record+0x4c0/0x4c0 [ 21.384790][ T306] ? __lock_acquire+0x518/0xc20 [ 21.384795][ T306] console_unlock+0xee/0x1f0 [ 21.384798][ T306] ? console_flush_one_record+0x710/0x710 [ 21.384800][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.384802][ T306] ? lock_acquire+0x60/0x160 [ 21.384806][ T306] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.384807][ T306] ? vprintk_emit+0x320/0x3e0 [ 21.384811][ T306] vprintk_emit+0x37c/0x3e0 [ 21.384815][ T306] ? wake_up_klogd_work_func+0x90/0x90 [ 21.384817][ T306] ? __lock_release.isra.0+0x69/0x1a0 [ 21.384820][ T306] ? mark_held_locks+0x40/0x70 [ 21.384824][ T306] _printk+0xc7/0x100 [ 21.384827][ T306] ? snapshot_read.cold+0x21/0x21 [ 21.384831][ T306] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 21.384844][ T306] ? do_setlink.isra.0+0xa31/0x2750 [ 21.384845][ T306] ? rtnl_newlink+0x9f1/0x11c0 [ 21.384846][ T306] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.384851][ T306] br_set_state+0x22f/0x430 [bridge] [ 21.384861][ T306] br_init_port+0xc4/0x200 [bridge] [ 21.384869][ T306] new_nbp+0x39c/0x580 [bridge] [ 21.384878][ T306] br_add_if+0x212/0x1320 [bridge] [ 21.384884][ T306] ? is_bpf_text_address+0x72/0x110 [ 21.384889][ T306] ? kernel_text_address+0x149/0x170 [ 21.384891][ T306] ? __kernel_text_address+0x12/0x30 [ 21.384895][ T306] do_set_master+0x357/0x580 [ 21.384900][ T306] do_setlink.isra.0+0xa31/0x2750 [ 21.384903][ T306] ? stack_trace_save+0x93/0xc0 [ 21.384906][ T306] ? rtnl_link_get_size+0x350/0x350 [ 21.384907][ T306] ? rcu_read_lock_any_held+0x66/0x90 [ 21.384909][ T306] ? stack_depot_save_flags+0x38e/0x790 [ 21.384912][ T306] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.384915][ T306] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.384917][ T306] ? validate_chain+0x38b/0xc20 [ 21.384919][ T306] ? kasan_save_stack+0x3d/0x50 [ 21.384924][ T306] ? kasan_save_stack+0x2f/0x50 [ 21.384925][ T306] ? kasan_save_track+0x14/0x30 [ 21.384928][ T306] ? __lock_acquire+0x518/0xc20 [ 21.384930][ T306] ? netlink_seq_next+0xe/0x60 [ 21.384933][ T306] ? ___sys_sendmsg+0xb0/0x1d0 [ 21.384937][ T306] ? lock_acquire.part.0+0xd4/0x280 [ 21.384939][ T306] ? rtnl_newlink+0x9a8/0x11c0 [ 21.384941][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.384944][ T306] ? lock_acquire+0x13c/0x160 [ 21.384945][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.384947][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.384949][ T306] ? trace_contention_end+0xb3/0x180 [ 21.384953][ T306] ? __mutex_lock+0x1db/0x1ea0 [ 21.384956][ T306] ? __mutex_lock+0x9a3/0x1ea0 [ 21.384958][ T306] ? rtnl_newlink+0x9a8/0x11c0 [ 21.384961][ T306] ? ww_mutex_lock+0x160/0x160 [ 21.384963][ T306] ? nla_get_range_signed+0x3d0/0x3d0 [ 21.384967][ T306] ? __rtnl_newlink+0x3fa/0xa50 [ 21.384972][ T306] rtnl_newlink+0x9f1/0x11c0 [ 21.384978][ T306] ? rtnl_bridge_getlink+0x850/0x850 [ 21.384979][ T306] ? __lock_acquire+0x518/0xc20 [ 21.384984][ T306] ? lock_acquire.part.0+0xd4/0x280 [ 21.384986][ T306] ? find_held_lock+0x2b/0x80 [ 21.384987][ T306] ? rtnl_bridge_getlink+0x850/0x850 [ 21.384989][ T306] ? __lock_release.isra.0+0x69/0x1a0 [ 21.384993][ T306] ? rtnl_bridge_getlink+0x850/0x850 [ 21.384995][ T306] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.384998][ T306] ? rtnl_link_fill+0x920/0x920 [ 21.384999][ T306] ? __lock_acquire+0x518/0xc20 [ 21.385003][ T306] ? lock_acquire.part.0+0xd4/0x280 [ 21.385005][ T306] ? find_held_lock+0x2b/0x80 [ 21.385008][ T306] netlink_rcv_skb+0x14e/0x3a0 [ 21.385010][ T306] ? rtnl_link_fill+0x920/0x920 [ 21.385013][ T306] ? netlink_ack+0xcf0/0xcf0 [ 21.385019][ T306] ? netlink_deliver_tap+0xc5/0x330 [ 21.385020][ T306] ? netlink_deliver_tap+0x13c/0x330 [ 21.385024][ T306] netlink_unicast+0x486/0x750 [ 21.385028][ T306] ? netlink_attachskb+0x810/0x810 [ 21.385030][ T306] ? __lock_acquire+0x518/0xc20 [ 21.385034][ T306] netlink_sendmsg+0x735/0xc60 [ 21.385038][ T306] ? netlink_unicast+0x750/0x750 [ 21.385042][ T306] ? __might_fault+0x97/0x140 [ 21.385047][ T306] ____sys_sendmsg+0x415/0x880 [ 21.385049][ T306] ? copy_msghdr_from_user+0x279/0x420 [ 21.385051][ T306] ? get_timestamp.constprop.0+0x390/0x390 [ 21.385053][ T306] ? move_addr_to_kernel+0x40/0x40 [ 21.385060][ T306] ___sys_sendmsg+0x14e/0x1d0 [ 21.385063][ T306] ? copy_msghdr_from_user+0x420/0x420 [ 21.385078][ T306] __sys_sendmsg+0x12c/0x1d0 [ 21.385080][ T306] ? __sys_sendmsg_sock+0x20/0x20 [ 21.385086][ T306] ? rcu_is_watching+0x16/0xd0 [ 21.385090][ T306] do_syscall_64+0xff/0x530 [ 21.385092][ T306] ? exc_page_fault+0xee/0x100 [ 21.385095][ T306] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.385098][ T306] RIP: 0033:0x7f701dc5254e [ 21.385101][ T306] 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 [ 21.385103][ T306] RSP: 002b:00007ffcd7b94630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.385105][ T306] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f701dc5254e [ 21.385107][ T306] RDX: 0000000000000000 RSI: 00007ffcd7b946e0 RDI: 0000000000000005 [ 21.385107][ T306] RBP: 00007ffcd7b94640 R08: 0000000000000000 R09: 0000000000000000 [ 21.385108][ T306] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab2e [ 21.385109][ T306] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd7b94da0 [ 21.385115][ T306] [ 21.431416][ T306] br1: port 1(veth1) entered disabled state [ 21.431864][ T306] veth1: entered allmulticast mode [ 21.433591][ T306] veth1: entered promiscuous mode [ 21.434208][ T306] br1: port 1(veth1) entered blocking state [ 21.434652][ T306] br1: port 1(veth1) entered forwarding state [ 36.728019][ C2] [ 36.728039][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 36.728042][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/2 [ 36.728044][ C2] preempt_count: 104, expected: 0 [ 36.728046][ C2] RCU nest depth: 0, expected: 0 [ 36.728048][ C2] INFO: lockdep is turned off. [ 36.728049][ C2] irq event stamp: 804566 [ 36.728050][ C2] hardirqs last enabled at (804566): [] _raw_spin_unlock_irq+0x28/0x50 [ 36.728060][ C2] hardirqs last disabled at (804565): [] _raw_spin_lock_irq+0x4a/0x50 [ 36.728063][ C2] softirqs last enabled at (804532): [] handle_softirqs+0x67c/0x900 [ 36.728068][ C2] softirqs last disabled at (804563): [] __irq_exit_rcu+0x145/0x1c0 [ 36.728071][ C2] Preemption disabled at: [ 36.728071][ C2] [<0000000000000000>] 0x0 [ 36.728081][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 36.728086][ C2] Tainted: [W]=WARN [ 36.728088][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.728090][ C2] Call Trace: [ 36.728092][ C2] [ 36.728095][ C2] dump_stack_lvl+0x6f/0xa0 [ 36.728101][ C2] __might_resched.cold+0x1fe/0x2c1 [ 36.728106][ C2] ? sched_clock_cpu+0x42/0x6b0 [ 36.728110][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 36.728114][ C2] ? __asan_memcpy+0x3c/0x60 [ 36.728118][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728123][ C2] __kmalloc_noprof+0x443/0x760 [ 36.728127][ C2] ? __rwlock_init+0x150/0x150 [ 36.728131][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 36.728135][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 36.728138][ C2] alloc_buf.isra.0+0x4b/0x260 [ 36.728141][ C2] put_chars+0x1e1/0x2f0 [ 36.728144][ C2] ? __send_to_port+0x420/0x420 [ 36.728146][ C2] ? console_prepend_replay+0x20/0x20 [ 36.728151][ C2] hvc_console_print+0x292/0x780 [ 36.728155][ C2] ? hvc_write+0x3a0/0x3a0 [ 36.728158][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728160][ C2] ? lock_acquire+0x13c/0x160 [ 36.728163][ C2] console_emit_next_record+0x22f/0x4c0 [ 36.728167][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 36.728170][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728172][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728175][ C2] ? lock_acquire+0x13c/0x160 [ 36.728177][ C2] ? console_flush_one_record+0x111/0x710 [ 36.728180][ C2] console_flush_one_record+0x46f/0x710 [ 36.728183][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 36.728187][ C2] console_unlock+0xee/0x1f0 [ 36.728189][ C2] ? lock_acquire+0x13c/0x160 [ 36.728192][ C2] ? console_flush_one_record+0x710/0x710 [ 36.728194][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728196][ C2] ? lock_release+0x184/0x1f0 [ 36.728199][ C2] ? lock_acquire+0x60/0x160 [ 36.728202][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 36.728204][ C2] ? vprintk_emit+0x320/0x3e0 [ 36.728207][ C2] vprintk_emit+0x37c/0x3e0 [ 36.728211][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 36.728213][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.728230][ C2] ? lock_release+0x184/0x1f0 [ 36.728232][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.728243][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.728253][ C2] ? is_module_text_address+0x154/0x250 [ 36.728258][ C2] _printk+0xc7/0x100 [ 36.728262][ C2] ? snapshot_read.cold+0x21/0x21 [ 36.728264][ C2] ? arch_stack_walk+0xd7/0x130 [ 36.728270][ C2] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 36.728273][ C2] ? nbcon_cpu_emergency_enter+0x28/0x80 [ 36.728275][ C2] print_irq_inversion_bug.part.0+0x32/0xc0 [ 36.728279][ C2] mark_lock_irq+0x989/0x9c0 [ 36.728283][ C2] mark_lock+0x1d7/0xa00 [ 36.728286][ C2] mark_usage+0x42/0x170 [ 36.728288][ C2] __lock_acquire+0x388/0xc20 [ 36.728292][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.728294][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.728305][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728308][ C2] ? lock_acquire+0x13c/0x160 [ 36.728310][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 36.728321][ C2] _raw_spin_lock+0x33/0x40 [ 36.728324][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.728334][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.728346][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 36.728356][ C2] call_timer_fn+0x160/0x4d0 [ 36.728360][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 36.728363][ C2] ? debug_object_active_state+0x430/0x430 [ 36.728367][ C2] ? find_held_lock+0x2b/0x80 [ 36.728369][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 36.728372][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728375][ C2] __run_timers+0x68f/0xaa0 [ 36.728378][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 36.728390][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 36.728392][ C2] ? __lock_acquire+0x518/0xc20 [ 36.728397][ C2] ? __rwlock_init+0x150/0x150 [ 36.728400][ C2] run_timer_softirq+0xf0/0x160 [ 36.728403][ C2] ? __run_timers+0xaa0/0xaa0 [ 36.728406][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 36.728409][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728411][ C2] handle_softirqs+0x1d3/0x900 [ 36.728415][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 36.728417][ C2] ? _local_bh_enable+0xc0/0xc0 [ 36.728420][ C2] __irq_exit_rcu+0x145/0x1c0 [ 36.728423][ C2] irq_exit_rcu+0xe/0x30 [ 36.728425][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 36.728428][ C2] [ 36.728429][ C2] [ 36.728430][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 36.728433][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 36.728436][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 36.728440][ C2] 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 [ 36.728443][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 36.728447][ C2] RAX: 00000000000c46d1 RBX: ff11000001bec6c0 RCX: ffffffff850f0307 [ 36.728449][ C2] RDX: ff11000001bec6c0 RSI: ffffffff87e38af6 RDI: ffffffff8788d8e0 [ 36.728451][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 36.728452][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 36.728454][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 36.728456][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 36.728460][ C2] default_idle+0x9/0x10 [ 36.728463][ C2] default_idle_call+0x6e/0xb0 [ 36.728465][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 36.728468][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 36.728471][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 36.728473][ C2] ? default_idle_call+0x98/0xb0 [ 36.728476][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.728479][ C2] do_idle+0xd8/0x190 [ 36.728482][ C2] cpu_startup_entry+0x53/0x70 [ 36.728484][ C2] start_secondary+0x204/0x2b0 [ 36.728487][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 36.728490][ C2] common_startup_64+0x13e/0x148 [ 36.728496][ C2] [ 36.756234][ C2] ======================================================== [ 36.756630][ C2] WARNING: possible irq lock inversion dependency detected [ 36.756937][ C2] 7.2.0-virtme #1 Tainted: G W [ 36.757266][ C2] -------------------------------------------------------- [ 36.757656][ C2] swapper/2/0 just changed the state of lock: [ 36.757907][ C2] ff1100000d7a2e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.758318][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 36.758710][ C2] (fs_reclaim){+.+.}-{0:0} [ 36.758715][ C2] [ 36.758715][ C2] [ 36.758715][ C2] and interrupts could create inverse lock ordering between them. [ 36.758715][ C2] [ 36.759619][ C2] [ 36.759619][ C2] other info that might help us debug this: [ 36.759991][ C2] Chain exists of: [ 36.759991][ C2] &br->lock --> console_owner --> fs_reclaim [ 36.759991][ C2] [ 36.760528][ C2] Possible interrupt unsafe locking scenario: [ 36.760528][ C2] [ 36.760919][ C2] CPU0 CPU1 [ 36.761126][ C2] ---- ---- [ 36.761410][ C2] lock(fs_reclaim); [ 36.761565][ C2] local_irq_disable(); [ 36.761902][ C2] lock(&br->lock); [ 36.762162][ C2] lock(console_owner); [ 36.762499][ C2] [ 36.762660][ C2] lock(&br->lock); [ 36.762894][ C2] [ 36.762894][ C2] *** DEADLOCK *** [ 36.762894][ C2] [ 36.763198][ C2] locks held by swapper/2/0: 1, last CPU#2: [ 36.763531][ C2] #0: ffa0000000228c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 36.764023][ C2] [ 36.764023][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 36.764454][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 36.764676][ C2] HARDIRQ-ON-W at: [ 36.764915][ C2] __lock_acquire+0x388/0xc20 [ 36.765188][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.765522][ C2] fs_reclaim_acquire+0xd5/0x120 [ 36.765868][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 36.766175][ C2] kthread_create_worker_on_node+0xea/0x210 [ 36.766562][ C2] workqueue_init+0x2a/0x680 [ 36.766902][ C2] kernel_init_freeable+0x2fe/0x630 [ 36.767294][ C2] kernel_init+0x21/0x150 [ 36.767558][ C2] ret_from_fork+0x474/0x6b0 [ 36.767898][ C2] ret_from_fork_asm+0x11/0x20 [ 36.768166][ C2] SOFTIRQ-ON-W at: [ 36.768399][ C2] __lock_acquire+0x388/0xc20 [ 36.768661][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.768996][ C2] fs_reclaim_acquire+0xd5/0x120 [ 36.769338][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 36.769657][ C2] kthread_create_worker_on_node+0xea/0x210 [ 36.770050][ C2] workqueue_init+0x2a/0x680 [ 36.770387][ C2] kernel_init_freeable+0x2fe/0x630 [ 36.770777][ C2] kernel_init+0x21/0x150 [ 36.771035][ C2] ret_from_fork+0x474/0x6b0 [ 36.771374][ C2] ret_from_fork_asm+0x11/0x20 [ 36.771640][ C2] INITIAL USE at: [ 36.771871][ C2] __lock_acquire+0x388/0xc20 [ 36.772135][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.772477][ C2] fs_reclaim_acquire+0xd5/0x120 [ 36.772821][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 36.773102][ C2] kthread_create_worker_on_node+0xea/0x210 [ 36.773488][ C2] workqueue_init+0x2a/0x680 [ 36.773828][ C2] kernel_init_freeable+0x2fe/0x630 [ 36.774090][ C2] kernel_init+0x21/0x150 [ 36.774433][ C2] ret_from_fork+0x474/0x6b0 [ 36.774780][ C2] ret_from_fork_asm+0x11/0x20 [ 36.775047][ C2] } [ 36.775229][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 36.775532][ C2] ... acquired at: [ 36.775771][ C2] __lock_acquire+0x518/0xc20 [ 36.775977][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.776262][ C2] fs_reclaim_acquire+0xd5/0x120 [ 36.776465][ C2] __kmalloc_noprof+0xd3/0x760 [ 36.776754][ C2] alloc_buf.isra.0+0x4b/0x260 [ 36.776959][ C2] put_chars+0x1e1/0x2f0 [ 36.777244][ C2] hvc_console_print+0x292/0x780 [ 36.777454][ C2] console_emit_next_record+0x22f/0x4c0 [ 36.777739][ C2] console_flush_one_record+0x46f/0x710 [ 36.777941][ C2] console_unlock+0xee/0x1f0 [ 36.778223][ C2] vprintk_emit+0x37c/0x3e0 [ 36.778428][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 36.778716][ C2] dev_printk_emit+0xb9/0xee [ 36.778917][ C2] _dev_info+0xe2/0x116 [ 36.779150][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 36.779405][ C2] cmos_do_probe+0x73b/0x98a [ 36.779698][ C2] platform_probe+0xfe/0x1f0 [ 36.779902][ C2] call_driver_probe+0x61/0x1c0 [ 36.780187][ C2] really_probe+0x199/0x760 [ 36.780390][ C2] __driver_probe_device+0x24f/0x440 [ 36.780674][ C2] driver_probe_device+0x4a/0xf0 [ 36.780872][ C2] __driver_attach+0x1b8/0x540 [ 36.781159][ C2] bus_for_each_dev+0x130/0x1e0 [ 36.781363][ C2] bus_add_driver+0x2c8/0x530 [ 36.781647][ C2] driver_register+0x1a3/0x390 [ 36.781848][ C2] __platform_driver_probe+0x13f/0x270 [ 36.782135][ C2] cmos_init+0x31/0x40 [ 36.782287][ C2] do_one_initcall+0x124/0x4f0 [ 36.782569][ C2] kernel_init_freeable+0x596/0x630 [ 36.782775][ C2] kernel_init+0x21/0x150 [ 36.783062][ C2] ret_from_fork+0x474/0x6b0 [ 36.783263][ C2] ret_from_fork_asm+0x11/0x20 [ 36.783545][ C2] [ 36.783658][ C2] -> (console_owner){....}-{0:0} { [ 36.783871][ C2] INITIAL USE at: [ 36.784024][ C2] } [ 36.784128][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 36.784510][ C2] ... acquired at: [ 36.784668][ C2] __lock_acquire+0x518/0xc20 [ 36.784956][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.785159][ C2] console_lock_spinning_enable+0x5c/0x60 [ 36.785491][ C2] console_emit_next_record+0x1d1/0x4c0 [ 36.785698][ C2] console_flush_one_record+0x46f/0x710 [ 36.785981][ C2] console_unlock+0xee/0x1f0 [ 36.786190][ C2] vprintk_emit+0x37c/0x3e0 [ 36.786475][ C2] _printk+0xc7/0x100 [ 36.786634][ C2] br_set_state+0x22f/0x430 [bridge] [ 36.786929][ C2] br_init_port+0xc4/0x200 [bridge] [ 36.787146][ C2] br_stp_enable_port+0x12/0x50 [bridge] [ 36.787488][ C2] br_port_carrier_check+0x220/0x430 [bridge] [ 36.787757][ C2] br_device_event+0x52d/0x8f0 [bridge] [ 36.788054][ C2] notifier_call_chain+0xae/0x300 [ 36.788256][ C2] netif_state_change+0x139/0x340 [ 36.788539][ C2] __linkwatch_run_queue+0x34c/0x750 [ 36.788751][ C2] linkwatch_event+0x7f/0xb0 [ 36.789026][ C2] process_one_work+0xe3e/0x1560 [ 36.789232][ C2] worker_thread+0x4f1/0xd60 [ 36.789520][ C2] kthread+0x367/0x460 [ 36.789680][ C2] ret_from_fork+0x474/0x6b0 [ 36.789965][ C2] ret_from_fork_asm+0x11/0x20 [ 36.790170][ C2] [ 36.790274][ C2] -> (&br->lock){+.-.}-{3:3} { [ 36.790558][ C2] HARDIRQ-ON-W at: [ 36.790720][ C2] __lock_acquire+0x388/0xc20 [ 36.791065][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.791399][ C2] _raw_spin_lock_bh+0x38/0x50 [ 36.791665][ C2] br_dev_newlink+0xa6/0x160 [bridge] [ 36.792022][ C2] rtnl_newlink_create+0x2d0/0x750 [ 36.792280][ C2] __rtnl_newlink+0x22b/0xa50 [ 36.792622][ C2] rtnl_newlink+0x9f1/0x11c0 [ 36.792961][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.793222][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 36.793566][ C2] netlink_unicast+0x486/0x750 [ 36.793914][ C2] netlink_sendmsg+0x735/0xc60 [ 36.794169][ C2] ____sys_sendmsg+0x415/0x880 [ 36.794503][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 36.794771][ C2] __sys_sendmsg+0x12c/0x1d0 [ 36.795107][ C2] do_syscall_64+0xff/0x530 [ 36.795443][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.795755][ C2] IN-SOFTIRQ-W at: [ 36.795987][ C2] __lock_acquire+0x388/0xc20 [ 36.796241][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.796576][ C2] _raw_spin_lock+0x33/0x40 [ 36.796919][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.797237][ C2] call_timer_fn+0x160/0x4d0 [ 36.797576][ C2] __run_timers+0x68f/0xaa0 [ 36.797924][ C2] run_timer_softirq+0xf0/0x160 [ 36.798180][ C2] handle_softirqs+0x1d3/0x900 [ 36.798512][ C2] __irq_exit_rcu+0x145/0x1c0 [ 36.798863][ C2] irq_exit_rcu+0xe/0x30 [ 36.799121][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 36.799504][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 36.799898][ C2] pv_native_safe_halt+0xf/0x10 [ 36.800150][ C2] default_idle+0x9/0x10 [ 36.800487][ C2] default_idle_call+0x6e/0xb0 [ 36.800837][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 36.801145][ C2] do_idle+0xd8/0x190 [ 36.801429][ C2] cpu_startup_entry+0x53/0x70 [ 36.801690][ C2] start_secondary+0x204/0x2b0 [ 36.802028][ C2] common_startup_64+0x13e/0x148 [ 36.802410][ C2] INITIAL USE at: [ 36.802566][ C2] __lock_acquire+0x388/0xc20 [ 36.802909][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.803167][ C2] _raw_spin_lock_bh+0x38/0x50 [ 36.803502][ C2] br_dev_newlink+0xa6/0x160 [bridge] [ 36.803867][ C2] rtnl_newlink_create+0x2d0/0x750 [ 36.804131][ C2] __rtnl_newlink+0x22b/0xa50 [ 36.804463][ C2] rtnl_newlink+0x9f1/0x11c0 [ 36.804730][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.805067][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 36.805410][ C2] netlink_unicast+0x486/0x750 [ 36.805670][ C2] netlink_sendmsg+0x735/0xc60 [ 36.806009][ C2] ____sys_sendmsg+0x415/0x880 [ 36.806342][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 36.806591][ C2] __sys_sendmsg+0x12c/0x1d0 [ 36.806935][ C2] do_syscall_64+0xff/0x530 [ 36.807192][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.807580][ C2] } [ 36.807701][ C2] ... key at: [] __key.7+0x0/0x40 [bridge] [ 36.808095][ C2] ... acquired at: [ 36.808324][ C2] mark_lock+0x1d7/0xa00 [ 36.808528][ C2] mark_usage+0x42/0x170 [ 36.808814][ C2] __lock_acquire+0x388/0xc20 [ 36.809012][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.809289][ C2] _raw_spin_lock+0x33/0x40 [ 36.809494][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.809852][ C2] call_timer_fn+0x160/0x4d0 [ 36.810055][ C2] __run_timers+0x68f/0xaa0 [ 36.810333][ C2] run_timer_softirq+0xf0/0x160 [ 36.810534][ C2] handle_softirqs+0x1d3/0x900 [ 36.810823][ C2] __irq_exit_rcu+0x145/0x1c0 [ 36.811024][ C2] irq_exit_rcu+0xe/0x30 [ 36.811301][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 36.811558][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 36.811899][ C2] pv_native_safe_halt+0xf/0x10 [ 36.812107][ C2] default_idle+0x9/0x10 [ 36.812385][ C2] default_idle_call+0x6e/0xb0 [ 36.812591][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 36.812924][ C2] do_idle+0xd8/0x190 [ 36.813075][ C2] cpu_startup_entry+0x53/0x70 [ 36.813362][ C2] start_secondary+0x204/0x2b0 [ 36.813561][ C2] common_startup_64+0x13e/0x148 [ 36.813848][ C2] [ 36.813952][ C2] [ 36.813952][ C2] stack backtrace: [ 36.814285][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 36.814291][ C2] Tainted: [W]=WARN [ 36.814292][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.814294][ C2] Call Trace: [ 36.814295][ C2] [ 36.814299][ C2] dump_stack_lvl+0x6f/0xa0 [ 36.814303][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 36.814308][ C2] mark_lock_irq+0x989/0x9c0 [ 36.814313][ C2] mark_lock+0x1d7/0xa00 [ 36.814316][ C2] mark_usage+0x42/0x170 [ 36.814318][ C2] __lock_acquire+0x388/0xc20 [ 36.814322][ C2] lock_acquire.part.0+0xd4/0x280 [ 36.814324][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.814339][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.814344][ C2] ? lock_acquire+0x13c/0x160 [ 36.814347][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 36.814358][ C2] _raw_spin_lock+0x33/0x40 [ 36.814362][ C2] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.814373][ C2] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 36.814385][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 36.814396][ C2] call_timer_fn+0x160/0x4d0 [ 36.814399][ C2] ? detach_if_pending+0x1d0/0x1d0 [ 36.814402][ C2] ? debug_object_active_state+0x430/0x430 [ 36.814406][ C2] ? find_held_lock+0x2b/0x80 [ 36.814409][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 36.814412][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.814416][ C2] __run_timers+0x68f/0xaa0 [ 36.814418][ C2] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 36.814430][ C2] ? __bpf_trace_itimer_expire+0x10/0x10 [ 36.814433][ C2] ? __lock_acquire+0x518/0xc20 [ 36.814437][ C2] ? __rwlock_init+0x150/0x150 [ 36.814441][ C2] run_timer_softirq+0xf0/0x160 [ 36.814444][ C2] ? __run_timers+0xaa0/0xaa0 [ 36.814447][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 36.814450][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.814453][ C2] handle_softirqs+0x1d3/0x900 [ 36.814456][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 36.814458][ C2] ? _local_bh_enable+0xc0/0xc0 [ 36.814462][ C2] __irq_exit_rcu+0x145/0x1c0 [ 36.814464][ C2] irq_exit_rcu+0xe/0x30 [ 36.814466][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 36.814469][ C2] [ 36.814470][ C2] [ 36.814471][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 36.814473][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 36.814476][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 36.814479][ C2] 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 [ 36.814482][ C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282 [ 36.814485][ C2] RAX: 00000000000c46d1 RBX: ff11000001bec6c0 RCX: ffffffff850f0307 [ 36.814487][ C2] RDX: ff11000001bec6c0 RSI: ffffffff87e38af6 RDI: ffffffff8788d8e0 [ 36.814488][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 36.814490][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3 [ 36.814491][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 36.814494][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 36.814497][ C2] default_idle+0x9/0x10 [ 36.814500][ C2] default_idle_call+0x6e/0xb0 [ 36.814502][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 36.814505][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 36.814507][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 36.814510][ C2] ? default_idle_call+0x98/0xb0 [ 36.814512][ C2] ? rcu_is_watching+0x16/0xd0 [ 36.814515][ C2] do_idle+0xd8/0x190 [ 36.814518][ C2] cpu_startup_entry+0x53/0x70 [ 36.814520][ C2] start_secondary+0x204/0x2b0 [ 36.814523][ C2] ? set_cpu_sibling_map+0x2130/0x2130 [ 36.814526][ C2] common_startup_64+0x13e/0x148 [ 36.814531][ C2] [ 40.268848][ T413] veth1: left allmulticast mode [ 40.268865][ T413] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 40.268868][ T413] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 413, name: ip [ 40.268869][ T413] preempt_count: 1, expected: 0 [ 40.268870][ T413] RCU nest depth: 0, expected: 0 [ 40.268871][ T413] INFO: lockdep is turned off. [ 40.268872][ T413] irq event stamp: 0 [ 40.268873][ T413] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 40.268877][ T413] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 40.268884][ T413] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 40.268886][ T413] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 40.268888][ T413] Preemption disabled at: [ 40.268889][ T413] [] vprintk_emit+0x31b/0x3e0 [ 40.268897][ T413] CPU: 2 UID: 0 PID: 413 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 40.268901][ T413] Tainted: [W]=WARN [ 40.268902][ T413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.268903][ T413] Call Trace: [ 40.268904][ T413] [ 40.268906][ T413] dump_stack_lvl+0x6f/0xa0 [ 40.268911][ T413] ? vprintk_emit+0x31b/0x3e0 [ 40.268913][ T413] __might_resched.cold+0x1fe/0x2c1 [ 40.268917][ T413] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 40.268922][ T413] ? __asan_memcpy+0x3c/0x60 [ 40.268925][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.268929][ T413] __kmalloc_noprof+0x443/0x760 [ 40.268932][ T413] ? __rwlock_init+0x150/0x150 [ 40.268934][ T413] ? alloc_buf.isra.0+0x4b/0x260 [ 40.268938][ T413] ? do_raw_spin_unlock+0x59/0x250 [ 40.268940][ T413] alloc_buf.isra.0+0x4b/0x260 [ 40.268941][ T413] put_chars+0x1e1/0x2f0 [ 40.268943][ T413] ? __send_to_port+0x420/0x420 [ 40.268945][ T413] ? console_prepend_replay+0x20/0x20 [ 40.268948][ T413] hvc_console_print+0x292/0x780 [ 40.268951][ T413] ? hvc_write+0x3a0/0x3a0 [ 40.268952][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.268954][ T413] ? lock_acquire+0x13c/0x160 [ 40.268956][ T413] console_emit_next_record+0x22f/0x4c0 [ 40.268959][ T413] ? devkmsg_read+0x4b0/0x4b0 [ 40.268960][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.268962][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.268964][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.268965][ T413] ? lock_acquire+0x13c/0x160 [ 40.268967][ T413] ? console_flush_one_record+0x111/0x710 [ 40.268969][ T413] console_flush_one_record+0x46f/0x710 [ 40.268971][ T413] ? console_emit_next_record+0x4c0/0x4c0 [ 40.268973][ T413] console_unlock+0xee/0x1f0 [ 40.268975][ T413] ? lock_acquire+0x13c/0x160 [ 40.268977][ T413] ? console_flush_one_record+0x710/0x710 [ 40.268978][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.268980][ T413] ? lock_release+0x184/0x1f0 [ 40.268981][ T413] ? lock_acquire+0x60/0x160 [ 40.268983][ T413] ? __rcu_read_lock+0x30/0x70 [ 40.268985][ T413] ? __down_trylock_console_sem+0x5e/0xa0 [ 40.268987][ T413] ? vprintk_emit+0x320/0x3e0 [ 40.268989][ T413] vprintk_emit+0x37c/0x3e0 [ 40.268991][ T413] ? wake_up_klogd_work_func+0x90/0x90 [ 40.268993][ T413] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.268996][ T413] ? netlink_unicast+0x486/0x750 [ 40.268999][ T413] ? netlink_sendmsg+0x735/0xc60 [ 40.269000][ T413] ? ____sys_sendmsg+0x415/0x880 [ 40.269002][ T413] ? ___sys_sendmsg+0x14e/0x1d0 [ 40.269004][ T413] ? __sys_sendmsg+0x12c/0x1d0 [ 40.269005][ T413] ? do_syscall_64+0xff/0x530 [ 40.269008][ T413] _printk+0xc7/0x100 [ 40.269012][ T413] ? snapshot_read.cold+0x21/0x21 [ 40.269014][ T413] ? netdev_name+0x43/0x60 [ 40.269017][ T413] ? __netdev_printk+0x17f/0x1d0 [ 40.269018][ T413] netdev_info+0xe2/0x116 [ 40.269020][ T413] ? netdev_notice+0x120/0x120 [ 40.269022][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269024][ T413] ? __up_read+0x355/0x9e0 [ 40.269025][ T413] ? trace_hardirqs_on+0x36/0x40 [ 40.269028][ T413] ? down_write_nested+0x200/0x200 [ 40.269029][ T413] ? mutex_is_locked+0x1c/0x50 [ 40.269032][ T413] netif_set_allmulti.cold+0x7c/0x166 [ 40.269035][ T413] dev_set_allmulti+0xa2/0x150 [ 40.269038][ T413] del_nbp+0xb7/0xc10 [bridge] [ 40.269050][ T413] ? is_bpf_text_address+0x72/0x110 [ 40.269054][ T413] ? kernel_text_address+0x149/0x170 [ 40.269056][ T413] br_del_if+0xab/0x200 [bridge] [ 40.269063][ T413] ? rtnl_is_locked+0x15/0x20 [ 40.269066][ T413] do_set_master+0x15c/0x580 [ 40.269068][ T413] do_setlink.isra.0+0xa31/0x2750 [ 40.269070][ T413] ? stack_trace_save+0x93/0xc0 [ 40.269073][ T413] ? rtnl_link_get_size+0x350/0x350 [ 40.269074][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269075][ T413] ? stack_depot_save_flags+0x1bc/0x790 [ 40.269079][ T413] ? kasan_save_stack+0x3d/0x50 [ 40.269082][ T413] ? kasan_save_stack+0x2f/0x50 [ 40.269083][ T413] ? kasan_save_track+0x14/0x30 [ 40.269084][ T413] ? __kasan_kmalloc+0x7b/0x90 [ 40.269086][ T413] ? __kmalloc_cache_noprof+0x29a/0x620 [ 40.269087][ T413] ? rtnl_newlink+0x124/0x11c0 [ 40.269088][ T413] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.269089][ T413] ? netlink_rcv_skb+0x14e/0x3a0 [ 40.269091][ T413] ? netlink_unicast+0x486/0x750 [ 40.269092][ T413] ? netlink_sendmsg+0x735/0xc60 [ 40.269093][ T413] ? ____sys_sendmsg+0x415/0x880 [ 40.269094][ T413] ? ___sys_sendmsg+0x14e/0x1d0 [ 40.269096][ T413] ? __sys_sendmsg+0x12c/0x1d0 [ 40.269097][ T413] ? do_syscall_64+0xff/0x530 [ 40.269098][ T413] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 40.269101][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269103][ T413] ? lock_acquire+0x13c/0x160 [ 40.269104][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269105][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269107][ T413] ? trace_contention_end+0xb3/0x180 [ 40.269109][ T413] ? __mutex_lock+0x1db/0x1ea0 [ 40.269111][ T413] ? __mutex_lock+0x9a3/0x1ea0 [ 40.269113][ T413] ? rtnl_newlink+0x9a8/0x11c0 [ 40.269114][ T413] ? ww_mutex_lock+0x160/0x160 [ 40.269115][ T413] ? nla_get_range_signed+0x3d0/0x3d0 [ 40.269118][ T413] ? __rtnl_newlink+0x3fa/0xa50 [ 40.269120][ T413] rtnl_newlink+0x9f1/0x11c0 [ 40.269121][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269123][ T413] ? rtnl_bridge_getlink+0x850/0x850 [ 40.269124][ T413] ? lock_acquire+0x13c/0x160 [ 40.269126][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269128][ T413] ? is_bpf_text_address+0x3e/0x110 [ 40.269129][ T413] ? is_bpf_text_address+0x72/0x110 [ 40.269131][ T413] ? kernel_text_address+0x149/0x170 [ 40.269133][ T413] ? __kernel_text_address+0x12/0x30 [ 40.269134][ T413] ? write_profile+0xf0/0xf0 [ 40.269135][ T413] ? unwind_get_return_address+0x67/0xd0 [ 40.269138][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269139][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269141][ T413] ? cap_capable+0x1d7/0x3d0 [ 40.269144][ T413] ? lock_acquire+0x13c/0x160 [ 40.269145][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269147][ T413] ? rtnl_bridge_getlink+0x850/0x850 [ 40.269148][ T413] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 40.269150][ T413] ? rtnl_link_fill+0x920/0x920 [ 40.269151][ T413] ? filter_irq_stacks+0xd0/0xd0 [ 40.269153][ T413] ? stack_depot_save_flags+0x1bc/0x790 [ 40.269155][ T413] netlink_rcv_skb+0x14e/0x3a0 [ 40.269157][ T413] ? rtnl_link_fill+0x920/0x920 [ 40.269158][ T413] ? lock_release+0x184/0x1f0 [ 40.269159][ T413] ? netlink_ack+0xcf0/0xcf0 [ 40.269161][ T413] ? __netlink_lookup+0xb9/0x6b0 [ 40.269163][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269165][ T413] ? lock_release+0x184/0x1f0 [ 40.269167][ T413] netlink_unicast+0x486/0x750 [ 40.269168][ T413] ? netlink_attachskb+0x810/0x810 [ 40.269170][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269172][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269173][ T413] ? lock_acquire+0x13c/0x160 [ 40.269175][ T413] netlink_sendmsg+0x735/0xc60 [ 40.269177][ T413] ? netlink_unicast+0x750/0x750 [ 40.269179][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269180][ T413] ? lock_release+0x184/0x1f0 [ 40.269182][ T413] ____sys_sendmsg+0x415/0x880 [ 40.269184][ T413] ? copy_msghdr_from_user+0x279/0x420 [ 40.269185][ T413] ? get_timestamp.constprop.0+0x390/0x390 [ 40.269187][ T413] ? move_addr_to_kernel+0x40/0x40 [ 40.269188][ T413] ? filter_irq_stacks+0xd0/0xd0 [ 40.269191][ T413] ___sys_sendmsg+0x14e/0x1d0 [ 40.269192][ T413] ? copy_msghdr_from_user+0x420/0x420 [ 40.269197][ T413] __sys_sendmsg+0x12c/0x1d0 [ 40.269199][ T413] ? __sys_sendmsg_sock+0x20/0x20 [ 40.269202][ T413] ? rcu_is_watching+0x16/0xd0 [ 40.269204][ T413] do_syscall_64+0xff/0x530 [ 40.269205][ T413] ? exc_page_fault+0xee/0x100 [ 40.269207][ T413] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 40.269209][ T413] RIP: 0033:0x7f4e8d19d54e [ 40.269211][ T413] 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 [ 40.269213][ T413] RSP: 002b:00007ffc2ca0dee0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 40.269216][ T413] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4e8d19d54e [ 40.269218][ T413] RDX: 0000000000000000 RSI: 00007ffc2ca0df90 RDI: 0000000000000005 [ 40.269219][ T413] RBP: 00007ffc2ca0def0 R08: 0000000000000000 R09: 0000000000000000 [ 40.269219][ T413] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab41 [ 40.269220][ T413] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2ca0e650 [ 40.269222][ T413] [ 40.299637][ T413] veth1: left promiscuous mode [ 40.300006][ T413] br1: port 1(veth1) entered disabled state [ 42.353588][ T416] br1: port 1(veth1) entered blocking state [ 42.353608][ T416] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 42.353611][ T416] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 416, name: ip [ 42.353613][ T416] preempt_count: 1, expected: 0 [ 42.353615][ T416] RCU nest depth: 0, expected: 0 [ 42.353616][ T416] INFO: lockdep is turned off. [ 42.353618][ T416] irq event stamp: 0 [ 42.353619][ T416] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 42.353630][ T416] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 42.353638][ T416] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 42.353640][ T416] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 42.353643][ T416] Preemption disabled at: [ 42.353644][ T416] [] vprintk_emit+0x31b/0x3e0 [ 42.353653][ T416] CPU: 3 UID: 0 PID: 416 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 42.353658][ T416] Tainted: [W]=WARN [ 42.353659][ T416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.353662][ T416] Call Trace: [ 42.353664][ T416] [ 42.353666][ T416] dump_stack_lvl+0x6f/0xa0 [ 42.353672][ T416] ? vprintk_emit+0x31b/0x3e0 [ 42.353675][ T416] __might_resched.cold+0x1fe/0x2c1 [ 42.353679][ T416] ? __module_address+0x36/0x330 [ 42.353683][ T416] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 42.353687][ T416] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 42.353690][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353694][ T416] __kmalloc_noprof+0x443/0x760 [ 42.353699][ T416] ? __rwlock_init+0x150/0x150 [ 42.353702][ T416] ? alloc_buf.isra.0+0x4b/0x260 [ 42.353707][ T416] ? do_raw_spin_unlock+0x59/0x250 [ 42.353710][ T416] alloc_buf.isra.0+0x4b/0x260 [ 42.353713][ T416] put_chars+0x1e1/0x2f0 [ 42.353715][ T416] ? prb_final_commit+0x50/0x50 [ 42.353717][ T416] ? __send_to_port+0x420/0x420 [ 42.353720][ T416] ? printk_get_next_message+0x240/0x650 [ 42.353724][ T416] hvc_console_print+0x292/0x780 [ 42.353729][ T416] ? hvc_write+0x3a0/0x3a0 [ 42.353731][ T416] ? do_raw_spin_lock+0x131/0x280 [ 42.353733][ T416] ? vsnprintf+0x668/0x1700 [ 42.353738][ T416] ? __rwlock_init+0x150/0x150 [ 42.353740][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353743][ T416] ? lock_acquire+0x13c/0x160 [ 42.353746][ T416] console_emit_next_record+0x22f/0x4c0 [ 42.353750][ T416] ? devkmsg_read+0x4b0/0x4b0 [ 42.353753][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353755][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353757][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353760][ T416] ? lock_acquire+0x13c/0x160 [ 42.353763][ T416] ? console_flush_one_record+0x111/0x710 [ 42.353765][ T416] console_flush_one_record+0x46f/0x710 [ 42.353769][ T416] ? console_emit_next_record+0x4c0/0x4c0 [ 42.353773][ T416] console_unlock+0xee/0x1f0 [ 42.353775][ T416] ? lock_acquire+0x13c/0x160 [ 42.353778][ T416] ? console_flush_one_record+0x710/0x710 [ 42.353780][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353782][ T416] ? lock_release+0x184/0x1f0 [ 42.353785][ T416] ? lock_acquire+0x60/0x160 [ 42.353787][ T416] ? __rcu_read_lock+0x30/0x70 [ 42.353790][ T416] ? __down_trylock_console_sem+0x5e/0xa0 [ 42.353792][ T416] ? vprintk_emit+0x320/0x3e0 [ 42.353795][ T416] vprintk_emit+0x37c/0x3e0 [ 42.353799][ T416] ? wake_up_klogd_work_func+0x90/0x90 [ 42.353802][ T416] ? __rwlock_init+0x150/0x150 [ 42.353804][ T416] ? filter_irq_stacks+0xd0/0xd0 [ 42.353807][ T416] ? lock_acquire+0x13c/0x160 [ 42.353809][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353812][ T416] _printk+0xc7/0x100 [ 42.353817][ T416] ? snapshot_read.cold+0x21/0x21 [ 42.353820][ T416] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 42.353837][ T416] ? do_setlink.isra.0+0xa31/0x2750 [ 42.353841][ T416] ? rtnl_newlink+0x9f1/0x11c0 [ 42.353843][ T416] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.353846][ T416] br_set_state+0x22f/0x430 [bridge] [ 42.353860][ T416] br_init_port+0xc4/0x200 [bridge] [ 42.353873][ T416] new_nbp+0x39c/0x580 [bridge] [ 42.353886][ T416] br_add_if+0x212/0x1320 [bridge] [ 42.353897][ T416] ? bpf_address_lookup+0x250/0x290 [ 42.353901][ T416] ? is_bpf_text_address+0x72/0x110 [ 42.353904][ T416] ? kernel_text_address+0x149/0x170 [ 42.353908][ T416] ? __kernel_text_address+0x12/0x30 [ 42.353911][ T416] do_set_master+0x357/0x580 [ 42.353915][ T416] do_setlink.isra.0+0xa31/0x2750 [ 42.353917][ T416] ? stack_trace_save+0x93/0xc0 [ 42.353923][ T416] ? rtnl_link_get_size+0x350/0x350 [ 42.353925][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353927][ T416] ? stack_depot_save_flags+0x1bc/0x790 [ 42.353933][ T416] ? kasan_save_stack+0x3d/0x50 [ 42.353936][ T416] ? kasan_save_stack+0x2f/0x50 [ 42.353938][ T416] ? kasan_save_track+0x14/0x30 [ 42.353941][ T416] ? __kasan_kmalloc+0x7b/0x90 [ 42.353943][ T416] ? __kmalloc_cache_noprof+0x29a/0x620 [ 42.353945][ T416] ? rtnl_newlink+0x124/0x11c0 [ 42.353947][ T416] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.353949][ T416] ? netlink_rcv_skb+0x14e/0x3a0 [ 42.353952][ T416] ? netlink_unicast+0x486/0x750 [ 42.353955][ T416] ? netlink_sendmsg+0x735/0xc60 [ 42.353957][ T416] ? ____sys_sendmsg+0x415/0x880 [ 42.353960][ T416] ? ___sys_sendmsg+0x14e/0x1d0 [ 42.353962][ T416] ? __sys_sendmsg+0x12c/0x1d0 [ 42.353965][ T416] ? do_syscall_64+0xff/0x530 [ 42.353968][ T416] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.353972][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353974][ T416] ? lock_acquire+0x13c/0x160 [ 42.353976][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353979][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.353981][ T416] ? trace_contention_end+0xb3/0x180 [ 42.353985][ T416] ? __mutex_lock+0x1db/0x1ea0 [ 42.353988][ T416] ? __mutex_lock+0x9a3/0x1ea0 [ 42.353990][ T416] ? rtnl_newlink+0x9a8/0x11c0 [ 42.353993][ T416] ? ww_mutex_lock+0x160/0x160 [ 42.353995][ T416] ? nla_get_range_signed+0x3d0/0x3d0 [ 42.353999][ T416] ? __rtnl_newlink+0x3fa/0xa50 [ 42.354002][ T416] rtnl_newlink+0x9f1/0x11c0 [ 42.354005][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354008][ T416] ? rtnl_bridge_getlink+0x850/0x850 [ 42.354010][ T416] ? lock_acquire+0x13c/0x160 [ 42.354012][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354015][ T416] ? is_bpf_text_address+0x3e/0x110 [ 42.354018][ T416] ? is_bpf_text_address+0x72/0x110 [ 42.354020][ T416] ? kernel_text_address+0x149/0x170 [ 42.354023][ T416] ? __kernel_text_address+0x12/0x30 [ 42.354025][ T416] ? write_profile+0xf0/0xf0 [ 42.354027][ T416] ? unwind_get_return_address+0x67/0xd0 [ 42.354030][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354032][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354035][ T416] ? cap_capable+0x1d7/0x3d0 [ 42.354040][ T416] ? lock_acquire+0x13c/0x160 [ 42.354042][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354045][ T416] ? rtnl_bridge_getlink+0x850/0x850 [ 42.354047][ T416] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 42.354050][ T416] ? rtnl_link_fill+0x920/0x920 [ 42.354052][ T416] ? filter_irq_stacks+0xd0/0xd0 [ 42.354054][ T416] ? stack_depot_save_flags+0x1bc/0x790 [ 42.354058][ T416] netlink_rcv_skb+0x14e/0x3a0 [ 42.354060][ T416] ? rtnl_link_fill+0x920/0x920 [ 42.354062][ T416] ? lock_release+0x184/0x1f0 [ 42.354065][ T416] ? netlink_ack+0xcf0/0xcf0 [ 42.354067][ T416] ? __netlink_lookup+0xb9/0x6b0 [ 42.354071][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354073][ T416] ? lock_release+0x184/0x1f0 [ 42.354076][ T416] netlink_unicast+0x486/0x750 [ 42.354080][ T416] ? netlink_attachskb+0x810/0x810 [ 42.354082][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354084][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354087][ T416] ? lock_acquire+0x13c/0x160 [ 42.354090][ T416] netlink_sendmsg+0x735/0xc60 [ 42.354093][ T416] ? netlink_unicast+0x750/0x750 [ 42.354096][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354098][ T416] ? lock_release+0x184/0x1f0 [ 42.354101][ T416] ____sys_sendmsg+0x415/0x880 [ 42.354104][ T416] ? copy_msghdr_from_user+0x279/0x420 [ 42.354107][ T416] ? get_timestamp.constprop.0+0x390/0x390 [ 42.354109][ T416] ? move_addr_to_kernel+0x40/0x40 [ 42.354111][ T416] ? filter_irq_stacks+0xd0/0xd0 [ 42.354115][ T416] ___sys_sendmsg+0x14e/0x1d0 [ 42.354118][ T416] ? copy_msghdr_from_user+0x420/0x420 [ 42.354126][ T416] __sys_sendmsg+0x12c/0x1d0 [ 42.354129][ T416] ? __sys_sendmsg_sock+0x20/0x20 [ 42.354133][ T416] ? rcu_is_watching+0x16/0xd0 [ 42.354137][ T416] do_syscall_64+0xff/0x530 [ 42.354139][ T416] ? exc_page_fault+0xee/0x100 [ 42.354142][ T416] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 42.354145][ T416] RIP: 0033:0x7f81ad5cf54e [ 42.354147][ T416] 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 [ 42.354150][ T416] RSP: 002b:00007ffe9c822af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 42.354155][ T416] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f81ad5cf54e [ 42.354157][ T416] RDX: 0000000000000000 RSI: 00007ffe9c822ba0 RDI: 0000000000000005 [ 42.354159][ T416] RBP: 00007ffe9c822b00 R08: 0000000000000000 R09: 0000000000000000 [ 42.354160][ T416] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab43 [ 42.354162][ T416] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9c823260 [ 42.354166][ T416] [ 42.390272][ T416] br1: port 1(veth1) entered disabled state [ 42.390571][ T416] veth1: entered allmulticast mode [ 42.392564][ T416] veth1: entered promiscuous mode [ 42.392963][ T416] br1: port 1(veth1) entered blocking state [ 42.393222][ T416] br1: port 1(veth1) entered forwarding state [ 44.663738][ T458] br1: port 1(veth1) entered disabled state [ 44.663758][ T458] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 44.663761][ T458] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 458, name: ip [ 44.663763][ T458] preempt_count: 202, expected: 0 [ 44.663765][ T458] RCU nest depth: 0, expected: 0 [ 44.663766][ T458] INFO: lockdep is turned off. [ 44.663767][ T458] irq event stamp: 0 [ 44.663768][ T458] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 44.663774][ T458] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 44.663782][ T458] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 44.663784][ T458] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 44.663787][ T458] Preemption disabled at: [ 44.663788][ T458] [<0000000000000000>] 0x0 [ 44.663794][ T458] CPU: 2 UID: 0 PID: 458 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 44.663799][ T458] Tainted: [W]=WARN [ 44.663801][ T458] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.663803][ T458] Call Trace: [ 44.663805][ T458] [ 44.663807][ T458] dump_stack_lvl+0x6f/0xa0 [ 44.663814][ T458] __might_resched.cold+0x1fe/0x2c1 [ 44.663819][ T458] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 44.663824][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663829][ T458] __kmalloc_noprof+0x443/0x760 [ 44.663833][ T458] ? __rwlock_init+0x150/0x150 [ 44.663837][ T458] ? alloc_buf.isra.0+0x4b/0x260 [ 44.663842][ T458] ? do_raw_spin_unlock+0x59/0x250 [ 44.663844][ T458] alloc_buf.isra.0+0x4b/0x260 [ 44.663847][ T458] put_chars+0x1e1/0x2f0 [ 44.663850][ T458] ? __send_to_port+0x420/0x420 [ 44.663853][ T458] ? printk_get_next_message+0x240/0x650 [ 44.663858][ T458] hvc_console_print+0x292/0x780 [ 44.663863][ T458] ? hvc_write+0x3a0/0x3a0 [ 44.663866][ T458] ? __rwlock_init+0x150/0x150 [ 44.663868][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663871][ T458] ? lock_acquire+0x13c/0x160 [ 44.663875][ T458] console_emit_next_record+0x22f/0x4c0 [ 44.663878][ T458] ? devkmsg_read+0x4b0/0x4b0 [ 44.663882][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663884][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663886][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663889][ T458] ? lock_acquire+0x13c/0x160 [ 44.663892][ T458] ? console_flush_one_record+0x111/0x710 [ 44.663894][ T458] console_flush_one_record+0x46f/0x710 [ 44.663898][ T458] ? console_emit_next_record+0x4c0/0x4c0 [ 44.663902][ T458] console_unlock+0xee/0x1f0 [ 44.663904][ T458] ? lock_acquire+0x13c/0x160 [ 44.663907][ T458] ? console_flush_one_record+0x710/0x710 [ 44.663909][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663911][ T458] ? lock_release+0x184/0x1f0 [ 44.663914][ T458] ? lock_acquire+0x60/0x160 [ 44.663916][ T458] ? __rcu_read_lock+0x30/0x70 [ 44.663919][ T458] ? __down_trylock_console_sem+0x5e/0xa0 [ 44.663924][ T458] ? vprintk_emit+0x320/0x3e0 [ 44.663927][ T458] vprintk_emit+0x37c/0x3e0 [ 44.663931][ T458] ? wake_up_klogd_work_func+0x90/0x90 [ 44.663933][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.663936][ T458] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 44.663939][ T458] ? trace_hardirqs_on+0x36/0x40 [ 44.663942][ T458] _printk+0xc7/0x100 [ 44.663946][ T458] ? snapshot_read.cold+0x21/0x21 [ 44.663950][ T458] ? ipv6_mc_down+0x17e/0x2d0 [ 44.663956][ T458] br_set_state+0x22f/0x430 [bridge] [ 44.663974][ T458] br_stp_disable_port+0x11f/0x390 [bridge] [ 44.663987][ T458] br_device_event+0x7b5/0x8f0 [bridge] [ 44.664000][ T458] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 44.664005][ T458] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 44.664008][ T458] ? addrconf_notify+0x2c8/0xf30 [ 44.664013][ T458] notifier_call_chain+0xae/0x300 [ 44.664017][ T458] __dev_notify_flags+0x23c/0x3c0 [ 44.664022][ T458] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 44.664024][ T458] ? netif_change_name+0x8c0/0x8c0 [ 44.664028][ T458] ? netif_set_allmulti+0x250/0x250 [ 44.664031][ T458] ? __kernel_text_address+0x12/0x30 [ 44.664033][ T458] ? write_profile+0xf0/0xf0 [ 44.664037][ T458] ? unwind_get_return_address+0x67/0xd0 [ 44.664041][ T458] netif_change_flags+0xfe/0x190 [ 44.664044][ T458] do_setlink.isra.0+0x1cc3/0x2750 [ 44.664048][ T458] ? stack_trace_save+0x93/0xc0 [ 44.664051][ T458] ? rtnl_link_get_size+0x350/0x350 [ 44.664053][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664055][ T458] ? stack_depot_save_flags+0x1bc/0x790 [ 44.664060][ T458] ? kasan_save_stack+0x3d/0x50 [ 44.664064][ T458] ? kasan_save_stack+0x2f/0x50 [ 44.664066][ T458] ? kasan_save_track+0x14/0x30 [ 44.664068][ T458] ? __kasan_kmalloc+0x7b/0x90 [ 44.664071][ T458] ? __kmalloc_cache_noprof+0x29a/0x620 [ 44.664073][ T458] ? rtnl_newlink+0x124/0x11c0 [ 44.664075][ T458] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 44.664077][ T458] ? netlink_rcv_skb+0x14e/0x3a0 [ 44.664081][ T458] ? netlink_unicast+0x486/0x750 [ 44.664083][ T458] ? netlink_sendmsg+0x735/0xc60 [ 44.664085][ T458] ? ____sys_sendmsg+0x415/0x880 [ 44.664088][ T458] ? ___sys_sendmsg+0x14e/0x1d0 [ 44.664090][ T458] ? __sys_sendmsg+0x12c/0x1d0 [ 44.664093][ T458] ? do_syscall_64+0xff/0x530 [ 44.664095][ T458] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 44.664099][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664102][ T458] ? lock_acquire+0x13c/0x160 [ 44.664104][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664107][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664109][ T458] ? trace_contention_end+0xb3/0x180 [ 44.664114][ T458] ? __mutex_lock+0x1db/0x1ea0 [ 44.664116][ T458] ? __mutex_lock+0x9a3/0x1ea0 [ 44.664118][ T458] ? rtnl_newlink+0x9a8/0x11c0 [ 44.664121][ T458] ? ww_mutex_lock+0x160/0x160 [ 44.664124][ T458] ? __rtnl_newlink+0x3fa/0xa50 [ 44.664128][ T458] rtnl_newlink+0x9f1/0x11c0 [ 44.664131][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664134][ T458] ? rtnl_bridge_getlink+0x850/0x850 [ 44.664136][ T458] ? rcu_irq_exit_check_preempt+0x6b/0x290 [ 44.664139][ T458] ? sysvec_apic_timer_interrupt+0xaa/0xe0 [ 44.664142][ T458] ? is_bpf_text_address+0x72/0x110 [ 44.664148][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664151][ T458] ? rtnl_bridge_getlink+0x850/0x850 [ 44.664153][ T458] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 44.664156][ T458] ? rtnl_link_fill+0x920/0x920 [ 44.664158][ T458] ? filter_irq_stacks+0xd0/0xd0 [ 44.664160][ T458] ? stack_depot_save_flags+0x1bc/0x790 [ 44.664164][ T458] netlink_rcv_skb+0x14e/0x3a0 [ 44.664167][ T458] ? rtnl_link_fill+0x920/0x920 [ 44.664169][ T458] ? lock_release+0x184/0x1f0 [ 44.664171][ T458] ? netlink_ack+0xcf0/0xcf0 [ 44.664173][ T458] ? __netlink_lookup+0xb9/0x6b0 [ 44.664177][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664180][ T458] ? lock_release+0x184/0x1f0 [ 44.664183][ T458] netlink_unicast+0x486/0x750 [ 44.664186][ T458] ? netlink_attachskb+0x810/0x810 [ 44.664189][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664191][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664194][ T458] ? lock_acquire+0x13c/0x160 [ 44.664197][ T458] netlink_sendmsg+0x735/0xc60 [ 44.664200][ T458] ? netlink_unicast+0x750/0x750 [ 44.664203][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664205][ T458] ? lock_release+0x184/0x1f0 [ 44.664208][ T458] ____sys_sendmsg+0x415/0x880 [ 44.664211][ T458] ? copy_msghdr_from_user+0x279/0x420 [ 44.664213][ T458] ? get_timestamp.constprop.0+0x390/0x390 [ 44.664216][ T458] ? move_addr_to_kernel+0x40/0x40 [ 44.664218][ T458] ? filter_irq_stacks+0xd0/0xd0 [ 44.664222][ T458] ___sys_sendmsg+0x14e/0x1d0 [ 44.664225][ T458] ? copy_msghdr_from_user+0x420/0x420 [ 44.664233][ T458] __sys_sendmsg+0x12c/0x1d0 [ 44.664236][ T458] ? __sys_sendmsg_sock+0x20/0x20 [ 44.664240][ T458] ? rcu_is_watching+0x16/0xd0 [ 44.664244][ T458] do_syscall_64+0xff/0x530 [ 44.664246][ T458] ? exc_page_fault+0xee/0x100 [ 44.664249][ T458] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 44.664251][ T458] RIP: 0033:0x7f6f3874c54e [ 44.664254][ T458] 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 [ 44.664257][ T458] RSP: 002b:00007fff0b739320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 44.664262][ T458] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6f3874c54e [ 44.664264][ T458] RDX: 0000000000000000 RSI: 00007fff0b7393d0 RDI: 0000000000000005 [ 44.664266][ T458] RBP: 00007fff0b739330 R08: 0000000000000000 R09: 0000000000000000 [ 44.664267][ T458] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91ab46 [ 44.664268][ T458] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0b739a90 [ 44.664272][ T458] [ 44.698403][ T458] ip (458) used greatest stack depth: 23016 bytes left [ 44.720418][ T459] veth1: left allmulticast mode [ 44.720590][ T459] veth1: left promiscuous mode [ 44.720802][ T459] br1: port 1(veth1) entered disabled state