[ 9.868372][ T194] ip (194) used greatest stack depth: 23792 bytes left [ 9.868391][ T194] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.868394][ T194] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 194, name: ip [ 9.868396][ T194] preempt_count: 2, expected: 0 [ 9.868397][ T194] RCU nest depth: 0, expected: 0 [ 9.868398][ T194] locks held by ip/194: 5, last CPU#0: [ 9.868402][ T194] #0: ffffffffb96027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.868417][ T194] #1: ffffffffb9769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.868425][ T194] #2: ffffffffb9769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.868431][ T194] #3: ffffffffb9689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.868437][ T194] #4: ffffffffb9689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.868443][ T194] irq event stamp: 46610 [ 9.868444][ T194] hardirqs last enabled at (46609): [] __down_trylock_console_sem+0x86/0xa0 [ 9.868448][ T194] hardirqs last disabled at (46610): [] console_emit_next_record+0x3d4/0x4c0 [ 9.868451][ T194] softirqs last enabled at (46422): [] handle_softirqs+0x67c/0x900 [ 9.868454][ T194] softirqs last disabled at (46417): [] __irq_exit_rcu+0x145/0x1c0 [ 9.868458][ T194] Preemption disabled at: [ 9.868458][ T194] [<0000000000000000>] 0x0 [ 9.868467][ T194] CPU: 0 UID: 0 PID: 194 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.868471][ T194] Tainted: [W]=WARN [ 9.868472][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.868475][ T194] Call Trace: [ 9.868477][ T194] [ 9.868479][ T194] dump_stack_lvl+0x6f/0xa0 [ 9.868487][ T194] __might_resched.cold+0x1fe/0x2c1 [ 9.868493][ T194] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.868499][ T194] ? __kmalloc_noprof+0xdb/0x760 [ 9.868506][ T194] __kmalloc_noprof+0x443/0x760 [ 9.868510][ T194] ? alloc_buf.isra.0+0x4b/0x260 [ 9.868519][ T194] ? do_raw_spin_unlock+0x59/0x250 [ 9.868522][ T194] alloc_buf.isra.0+0x4b/0x260 [ 9.868527][ T194] put_chars+0x1e1/0x2f0 [ 9.868532][ T194] ? __send_to_port+0x420/0x420 [ 9.868534][ T194] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.868540][ T194] ? validate_chain+0x38b/0xc20 [ 9.868549][ T194] hvc_console_print+0x292/0x780 [ 9.868559][ T194] ? hvc_write+0x3a0/0x3a0 [ 9.868563][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.868567][ T194] ? lock_acquire+0x13c/0x160 [ 9.868573][ T194] console_emit_next_record+0x22f/0x4c0 [ 9.868579][ T194] ? devkmsg_read+0x4b0/0x4b0 [ 9.868582][ T194] ? console_flush_one_record+0x106/0x710 [ 9.868587][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.868591][ T194] ? lock_acquire+0x13c/0x160 [ 9.868597][ T194] console_flush_one_record+0x46f/0x710 [ 9.868604][ T194] ? console_emit_next_record+0x4c0/0x4c0 [ 9.868606][ T194] ? __lock_acquire+0x518/0xc20 [ 9.868615][ T194] console_unlock+0xee/0x1f0 [ 9.868619][ T194] ? console_flush_one_record+0x710/0x710 [ 9.868622][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.868626][ T194] ? lock_acquire+0x60/0x160 [ 9.868632][ T194] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.868634][ T194] ? vprintk_emit+0x320/0x3e0 [ 9.868640][ T194] vprintk_emit+0x37c/0x3e0 [ 9.868646][ T194] ? wake_up_klogd_work_func+0x90/0x90 [ 9.868651][ T194] ? __lock_acquire+0x518/0xc20 [ 9.868657][ T194] _printk+0xc7/0x100 [ 9.868663][ T194] ? snapshot_read.cold+0x21/0x21 [ 9.868667][ T194] ? do_raw_spin_lock+0x131/0x280 [ 9.868671][ T194] ? __rwlock_init+0x150/0x150 [ 9.868677][ T194] ? do_raw_spin_lock+0x131/0x280 [ 9.868681][ T194] do_exit.cold+0x82/0x9c [ 9.868686][ T194] ? exit_notify+0x890/0x890 [ 9.868690][ T194] ? __lock_release.isra.0+0x69/0x1a0 [ 9.868695][ T194] ? rcu_is_watching+0x16/0xd0 [ 9.868702][ T194] do_group_exit+0xb8/0x370 [ 9.868706][ T194] __x64_sys_exit_group+0x3c/0x50 [ 9.868709][ T194] x64_sys_call+0x1567/0x1570 [ 9.868713][ T194] do_syscall_64+0xff/0x530 [ 9.868717][ T194] ? exc_page_fault+0xee/0x100 [ 9.868721][ T194] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.868725][ T194] RIP: 0033:0x7f47d870d1b8 [ 9.868728][ T194] Code: Unable to access opcode bytes at 0x7f47d870d18e. [ 9.868730][ T194] RSP: 002b:00007ffe28e2c3e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.868734][ T194] RAX: ffffffffffffffda RBX: 00007f47d883df88 RCX: 00007f47d870d1b8 [ 9.868736][ T194] RDX: 00007f47d8457fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.868738][ T194] RBP: 00007ffe28e2c440 R08: 0000000000000000 R09: 0000000000008010 [ 9.868739][ T194] R10: 00007ffe28e2c200 R11: 0000000000000246 R12: 0000000000000001 [ 9.868740][ T194] R13: 0000000000000000 R14: 00007f47d883c680 R15: 00007f47d883dfa0 [ 9.868752][ T194] [ 10.485902][ T224] 8021q: 802.1Q VLAN Support v1.8 [ 11.300105][ T255] br1: port 1(veth1) entered blocking state [ 11.300180][ T255] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.300182][ T255] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 255, name: ip [ 11.300183][ T255] preempt_count: 1, expected: 0 [ 11.300184][ T255] RCU nest depth: 0, expected: 0 [ 11.300185][ T255] locks held by ip/255: 5, last CPU#0: [ 11.300187][ T255] #0: ffffffffb9ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.300198][ T255] #1: ffffffffb9769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.300205][ T255] #2: ffffffffb9769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.300208][ T255] #3: ffffffffb9689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.300212][ T255] #4: ffffffffb9689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.300216][ T255] irq event stamp: 13918 [ 11.300217][ T255] hardirqs last enabled at (13917): [] __down_trylock_console_sem+0x86/0xa0 [ 11.300219][ T255] hardirqs last disabled at (13918): [] console_emit_next_record+0x3d4/0x4c0 [ 11.300221][ T255] softirqs last enabled at (13828): [] __alloc_skb+0x4c2/0x5f0 [ 11.300224][ T255] softirqs last disabled at (13826): [] __alloc_skb+0x4c2/0x5f0 [ 11.300227][ T255] Preemption disabled at: [ 11.300227][ T255] [] vprintk_emit+0x31b/0x3e0 [ 11.300233][ T255] CPU: 0 UID: 0 PID: 255 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.300236][ T255] Tainted: [W]=WARN [ 11.300237][ T255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.300239][ T255] Call Trace: [ 11.300240][ T255] [ 11.300242][ T255] dump_stack_lvl+0x6f/0xa0 [ 11.300248][ T255] ? vprintk_emit+0x31b/0x3e0 [ 11.300250][ T255] __might_resched.cold+0x1fe/0x2c1 [ 11.300255][ T255] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.300259][ T255] ? __kmalloc_noprof+0xdb/0x760 [ 11.300264][ T255] __kmalloc_noprof+0x443/0x760 [ 11.300266][ T255] ? alloc_buf.isra.0+0x4b/0x260 [ 11.300271][ T255] ? do_raw_spin_unlock+0x59/0x250 [ 11.300274][ T255] alloc_buf.isra.0+0x4b/0x260 [ 11.300277][ T255] put_chars+0x1e1/0x2f0 [ 11.300280][ T255] ? __send_to_port+0x420/0x420 [ 11.300284][ T255] ? validate_chain+0x34a/0xc20 [ 11.300287][ T255] hvc_console_print+0x292/0x780 [ 11.300290][ T255] ? mark_usage+0x61/0x170 [ 11.300292][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300293][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300297][ T255] ? hvc_write+0x3a0/0x3a0 [ 11.300299][ T255] ? console_emit_next_record+0x1df/0x4c0 [ 11.300302][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300306][ T255] ? lock_acquire+0x13c/0x160 [ 11.300310][ T255] console_emit_next_record+0x22f/0x4c0 [ 11.300313][ T255] ? devkmsg_read+0x4b0/0x4b0 [ 11.300315][ T255] ? console_flush_one_record+0x106/0x710 [ 11.300318][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300320][ T255] ? lock_acquire+0x13c/0x160 [ 11.300324][ T255] console_flush_one_record+0x46f/0x710 [ 11.300328][ T255] ? console_emit_next_record+0x4c0/0x4c0 [ 11.300330][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300335][ T255] console_unlock+0xee/0x1f0 [ 11.300337][ T255] ? console_flush_one_record+0x710/0x710 [ 11.300339][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300341][ T255] ? lock_acquire+0x60/0x160 [ 11.300345][ T255] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.300346][ T255] ? vprintk_emit+0x320/0x3e0 [ 11.300349][ T255] vprintk_emit+0x37c/0x3e0 [ 11.300353][ T255] ? wake_up_klogd_work_func+0x90/0x90 [ 11.300355][ T255] ? __lock_release.isra.0+0x69/0x1a0 [ 11.300357][ T255] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.300361][ T255] ? mark_held_locks+0x40/0x70 [ 11.300365][ T255] _printk+0xc7/0x100 [ 11.300368][ T255] ? snapshot_read.cold+0x21/0x21 [ 11.300372][ T255] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.300384][ T255] ? do_setlink.isra.0+0xa31/0x2750 [ 11.300385][ T255] ? rtnl_newlink+0x9f1/0x11c0 [ 11.300386][ T255] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.300391][ T255] br_set_state+0x22f/0x430 [bridge] [ 11.300400][ T255] br_init_port+0xc4/0x200 [bridge] [ 11.300409][ T255] new_nbp+0x39c/0x580 [bridge] [ 11.300418][ T255] br_add_if+0x212/0x1320 [bridge] [ 11.300425][ T255] ? is_bpf_text_address+0x72/0x110 [ 11.300429][ T255] ? kernel_text_address+0x149/0x170 [ 11.300432][ T255] ? __kernel_text_address+0x12/0x30 [ 11.300436][ T255] do_set_master+0x357/0x580 [ 11.300440][ T255] do_setlink.isra.0+0xa31/0x2750 [ 11.300443][ T255] ? stack_trace_save+0x93/0xc0 [ 11.300446][ T255] ? rtnl_link_get_size+0x350/0x350 [ 11.300447][ T255] ? rcu_read_lock_any_held+0x66/0x90 [ 11.300450][ T255] ? stack_depot_save_flags+0x38e/0x790 [ 11.300454][ T255] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.300456][ T255] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.300458][ T255] ? validate_chain+0x38b/0xc20 [ 11.300460][ T255] ? kasan_save_stack+0x3d/0x50 [ 11.300463][ T255] ? kasan_save_stack+0x2f/0x50 [ 11.300465][ T255] ? kasan_save_track+0x14/0x30 [ 11.300467][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300469][ T255] ? netlink_seq_next+0x4e/0x60 [ 11.300472][ T255] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.300476][ T255] ? lock_acquire.part.0+0xd4/0x280 [ 11.300478][ T255] ? rtnl_newlink+0x9a8/0x11c0 [ 11.300481][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300483][ T255] ? lock_acquire+0x13c/0x160 [ 11.300484][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300486][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300488][ T255] ? trace_contention_end+0xb3/0x180 [ 11.300492][ T255] ? __mutex_lock+0x1db/0x1ea0 [ 11.300494][ T255] ? __mutex_lock+0x9a3/0x1ea0 [ 11.300496][ T255] ? rtnl_newlink+0x9a8/0x11c0 [ 11.300499][ T255] ? ww_mutex_lock+0x160/0x160 [ 11.300500][ T255] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.300505][ T255] ? __rtnl_newlink+0x3fa/0xa50 [ 11.300510][ T255] rtnl_newlink+0x9f1/0x11c0 [ 11.300515][ T255] ? rtnl_bridge_getlink+0x850/0x850 [ 11.300517][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300521][ T255] ? lock_acquire.part.0+0xd4/0x280 [ 11.300523][ T255] ? find_held_lock+0x2b/0x80 [ 11.300525][ T255] ? rtnl_bridge_getlink+0x850/0x850 [ 11.300527][ T255] ? __lock_release.isra.0+0x69/0x1a0 [ 11.300530][ T255] ? rtnl_bridge_getlink+0x850/0x850 [ 11.300532][ T255] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.300535][ T255] ? rtnl_link_fill+0x920/0x920 [ 11.300536][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300541][ T255] ? lock_acquire.part.0+0xd4/0x280 [ 11.300542][ T255] ? find_held_lock+0x2b/0x80 [ 11.300546][ T255] netlink_rcv_skb+0x14e/0x3a0 [ 11.300548][ T255] ? rtnl_link_fill+0x920/0x920 [ 11.300550][ T255] ? netlink_ack+0xcf0/0xcf0 [ 11.300556][ T255] ? netlink_deliver_tap+0xc5/0x330 [ 11.300558][ T255] ? netlink_deliver_tap+0x13c/0x330 [ 11.300562][ T255] netlink_unicast+0x486/0x750 [ 11.300565][ T255] ? netlink_attachskb+0x810/0x810 [ 11.300568][ T255] ? __lock_acquire+0x518/0xc20 [ 11.300572][ T255] netlink_sendmsg+0x735/0xc60 [ 11.300575][ T255] ? netlink_unicast+0x750/0x750 [ 11.300579][ T255] ? __might_fault+0x97/0x140 [ 11.300584][ T255] ____sys_sendmsg+0x415/0x880 [ 11.300587][ T255] ? copy_msghdr_from_user+0x279/0x420 [ 11.300589][ T255] ? get_timestamp.constprop.0+0x390/0x390 [ 11.300590][ T255] ? move_addr_to_kernel+0x40/0x40 [ 11.300597][ T255] ___sys_sendmsg+0x14e/0x1d0 [ 11.300600][ T255] ? copy_msghdr_from_user+0x420/0x420 [ 11.300615][ T255] __sys_sendmsg+0x12c/0x1d0 [ 11.300618][ T255] ? __sys_sendmsg_sock+0x20/0x20 [ 11.300624][ T255] ? rcu_is_watching+0x16/0xd0 [ 11.300628][ T255] do_syscall_64+0xff/0x530 [ 11.300630][ T255] ? exc_page_fault+0xee/0x100 [ 11.300633][ T255] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.300635][ T255] RIP: 0033:0x7f3f592fe54e [ 11.300638][ T255] 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 [ 11.300640][ T255] RSP: 002b:00007ffe59188270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.300643][ T255] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3f592fe54e [ 11.300644][ T255] RDX: 0000000000000000 RSI: 00007ffe59188320 RDI: 0000000000000005 [ 11.300645][ T255] RBP: 00007ffe59188280 R08: 0000000000000000 R09: 0000000000000000 [ 11.300646][ T255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913987 [ 11.300646][ T255] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe591889e0 [ 11.300653][ T255] [ 11.339953][ T255] br1: port 1(veth1) entered disabled state [ 11.340265][ T255] veth1: entered allmulticast mode [ 11.341737][ T255] veth1: entered promiscuous mode [ 11.356892][ T255] ip (255) used greatest stack depth: 23336 bytes left [ 11.377963][ T256] br1: port 2(veth2) entered blocking state [ 11.378277][ T256] br1: port 2(veth2) entered disabled state [ 11.378560][ T256] veth2: entered allmulticast mode [ 11.380314][ T256] veth2: entered promiscuous mode [ 11.410000][ T39] br1: port 1(veth1) entered blocking state [ 11.410417][ T39] br1: port 1(veth1) entered forwarding state [ 11.441034][ T39] br1: port 2(veth2) entered blocking state [ 11.441351][ T39] br1: port 2(veth2) entered forwarding state [ 19.277447][ T324] veth2: left allmulticast mode [ 19.277466][ T324] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.277468][ T324] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 324, name: ip [ 19.277470][ T324] preempt_count: 1, expected: 0 [ 19.277470][ T324] RCU nest depth: 0, expected: 0 [ 19.277471][ T324] locks held by ip/324: 5, last CPU#0: [ 19.277473][ T324] #0: ffffffffb9ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 19.277485][ T324] #1: ffffffffb9769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.277491][ T324] #2: ffffffffb9769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.277494][ T324] #3: ffffffffb9689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.277498][ T324] #4: ffffffffb9689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.277502][ T324] irq event stamp: 18382 [ 19.277503][ T324] hardirqs last enabled at (18381): [] __down_trylock_console_sem+0x86/0xa0 [ 19.277506][ T324] hardirqs last disabled at (18382): [] console_emit_next_record+0x3d4/0x4c0 [ 19.277508][ T324] softirqs last enabled at (18350): [] __alloc_skb+0x4c2/0x5f0 [ 19.277511][ T324] softirqs last disabled at (18348): [] __alloc_skb+0x4c2/0x5f0 [ 19.277513][ T324] Preemption disabled at: [ 19.277514][ T324] [] vprintk_emit+0x31b/0x3e0 [ 19.277519][ T324] CPU: 0 UID: 0 PID: 324 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.277523][ T324] Tainted: [W]=WARN [ 19.277524][ T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.277526][ T324] Call Trace: [ 19.277527][ T324] [ 19.277529][ T324] dump_stack_lvl+0x6f/0xa0 [ 19.277535][ T324] ? vprintk_emit+0x31b/0x3e0 [ 19.277537][ T324] __might_resched.cold+0x1fe/0x2c1 [ 19.277542][ T324] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.277546][ T324] ? __kmalloc_noprof+0xdb/0x760 [ 19.277551][ T324] __kmalloc_noprof+0x443/0x760 [ 19.277554][ T324] ? alloc_buf.isra.0+0x4b/0x260 [ 19.277559][ T324] ? do_raw_spin_unlock+0x59/0x250 [ 19.277562][ T324] alloc_buf.isra.0+0x4b/0x260 [ 19.277565][ T324] put_chars+0x1e1/0x2f0 [ 19.277568][ T324] ? __send_to_port+0x420/0x420 [ 19.277570][ T324] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.277575][ T324] ? validate_chain+0x38b/0xc20 [ 19.277580][ T324] hvc_console_print+0x292/0x780 [ 19.277586][ T324] ? hvc_write+0x3a0/0x3a0 [ 19.277588][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277591][ T324] ? lock_acquire+0x13c/0x160 [ 19.277595][ T324] console_emit_next_record+0x22f/0x4c0 [ 19.277599][ T324] ? devkmsg_read+0x4b0/0x4b0 [ 19.277601][ T324] ? console_flush_one_record+0x106/0x710 [ 19.277604][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277607][ T324] ? lock_acquire+0x13c/0x160 [ 19.277611][ T324] console_flush_one_record+0x46f/0x710 [ 19.277615][ T324] ? console_emit_next_record+0x4c0/0x4c0 [ 19.277617][ T324] ? __lock_acquire+0x518/0xc20 [ 19.277623][ T324] console_unlock+0xee/0x1f0 [ 19.277626][ T324] ? console_flush_one_record+0x710/0x710 [ 19.277627][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277630][ T324] ? lock_acquire+0x60/0x160 [ 19.277634][ T324] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.277635][ T324] ? vprintk_emit+0x320/0x3e0 [ 19.277639][ T324] vprintk_emit+0x37c/0x3e0 [ 19.277643][ T324] ? wake_up_klogd_work_func+0x90/0x90 [ 19.277645][ T324] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.277647][ T324] ? netlink_unicast+0x486/0x750 [ 19.277650][ T324] ? netlink_sendmsg+0x735/0xc60 [ 19.277651][ T324] ? ____sys_sendmsg+0x415/0x880 [ 19.277654][ T324] ? ___sys_sendmsg+0x14e/0x1d0 [ 19.277655][ T324] ? __sys_sendmsg+0x12c/0x1d0 [ 19.277657][ T324] ? do_syscall_64+0xff/0x530 [ 19.277662][ T324] _printk+0xc7/0x100 [ 19.277666][ T324] ? snapshot_read.cold+0x21/0x21 [ 19.277670][ T324] ? netdev_name+0x43/0x60 [ 19.277674][ T324] ? __netdev_printk+0x17f/0x1d0 [ 19.277678][ T324] netdev_info+0xe2/0x116 [ 19.277680][ T324] ? netdev_notice+0x120/0x120 [ 19.277684][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277686][ T324] ? __up_read+0x355/0x9e0 [ 19.277689][ T324] ? down_write_nested+0x200/0x200 [ 19.277691][ T324] ? __lock_release.isra.0+0x69/0x1a0 [ 19.277693][ T324] ? mutex_is_locked+0x1c/0x50 [ 19.277697][ T324] netif_set_allmulti.cold+0x7c/0x166 [ 19.277701][ T324] dev_set_allmulti+0xa2/0x150 [ 19.277705][ T324] del_nbp+0xb7/0xc10 [bridge] [ 19.277719][ T324] ? is_bpf_text_address+0x72/0x110 [ 19.277725][ T324] br_del_if+0xab/0x200 [bridge] [ 19.277733][ T324] ? rtnl_is_locked+0x15/0x20 [ 19.277736][ T324] do_set_master+0x15c/0x580 [ 19.277740][ T324] do_setlink.isra.0+0xa31/0x2750 [ 19.277744][ T324] ? stack_trace_save+0x93/0xc0 [ 19.277747][ T324] ? rtnl_link_get_size+0x350/0x350 [ 19.277749][ T324] ? rcu_read_lock_any_held+0x66/0x90 [ 19.277751][ T324] ? stack_depot_save_flags+0x38e/0x790 [ 19.277755][ T324] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.277758][ T324] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.277760][ T324] ? validate_chain+0x38b/0xc20 [ 19.277762][ T324] ? kasan_save_stack+0x3d/0x50 [ 19.277765][ T324] ? kasan_save_stack+0x2f/0x50 [ 19.277767][ T324] ? kasan_save_track+0x14/0x30 [ 19.277770][ T324] ? __lock_acquire+0x518/0xc20 [ 19.277772][ T324] ? netlink_seq_next+0x4e/0x60 [ 19.277773][ T324] ? ___sys_sendmsg+0xb0/0x1d0 [ 19.277777][ T324] ? lock_acquire.part.0+0xd4/0x280 [ 19.277779][ T324] ? rtnl_newlink+0x9a8/0x11c0 [ 19.277782][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277784][ T324] ? lock_acquire+0x13c/0x160 [ 19.277786][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277787][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277790][ T324] ? trace_contention_end+0xb3/0x180 [ 19.277793][ T324] ? __mutex_lock+0x1db/0x1ea0 [ 19.277795][ T324] ? __mutex_lock+0x9a3/0x1ea0 [ 19.277797][ T324] ? rtnl_newlink+0x9a8/0x11c0 [ 19.277801][ T324] ? ww_mutex_lock+0x160/0x160 [ 19.277802][ T324] ? nla_get_range_signed+0x3d0/0x3d0 [ 19.277807][ T324] ? __rtnl_newlink+0x3fa/0xa50 [ 19.277813][ T324] rtnl_newlink+0x9f1/0x11c0 [ 19.277818][ T324] ? rtnl_bridge_getlink+0x850/0x850 [ 19.277820][ T324] ? __lock_acquire+0x518/0xc20 [ 19.277825][ T324] ? lock_acquire.part.0+0xd4/0x280 [ 19.277826][ T324] ? find_held_lock+0x2b/0x80 [ 19.277829][ T324] ? rtnl_bridge_getlink+0x850/0x850 [ 19.277831][ T324] ? __lock_release.isra.0+0x69/0x1a0 [ 19.277834][ T324] ? rtnl_bridge_getlink+0x850/0x850 [ 19.277836][ T324] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 19.277840][ T324] ? rtnl_link_fill+0x920/0x920 [ 19.277841][ T324] ? __lock_acquire+0x518/0xc20 [ 19.277845][ T324] ? lock_acquire.part.0+0xd4/0x280 [ 19.277847][ T324] ? find_held_lock+0x2b/0x80 [ 19.277851][ T324] netlink_rcv_skb+0x14e/0x3a0 [ 19.277853][ T324] ? rtnl_link_fill+0x920/0x920 [ 19.277856][ T324] ? netlink_ack+0xcf0/0xcf0 [ 19.277862][ T324] ? netlink_deliver_tap+0xc5/0x330 [ 19.277863][ T324] ? netlink_deliver_tap+0x13c/0x330 [ 19.277868][ T324] netlink_unicast+0x486/0x750 [ 19.277871][ T324] ? netlink_attachskb+0x810/0x810 [ 19.277874][ T324] ? __lock_acquire+0x518/0xc20 [ 19.277878][ T324] netlink_sendmsg+0x735/0xc60 [ 19.277882][ T324] ? netlink_unicast+0x750/0x750 [ 19.277886][ T324] ? __might_fault+0x97/0x140 [ 19.277891][ T324] ____sys_sendmsg+0x415/0x880 [ 19.277894][ T324] ? copy_msghdr_from_user+0x279/0x420 [ 19.277896][ T324] ? get_timestamp.constprop.0+0x390/0x390 [ 19.277898][ T324] ? move_addr_to_kernel+0x40/0x40 [ 19.277905][ T324] ___sys_sendmsg+0x14e/0x1d0 [ 19.277908][ T324] ? copy_msghdr_from_user+0x420/0x420 [ 19.277926][ T324] __sys_sendmsg+0x12c/0x1d0 [ 19.277929][ T324] ? __sys_sendmsg_sock+0x20/0x20 [ 19.277935][ T324] ? rcu_is_watching+0x16/0xd0 [ 19.277938][ T324] do_syscall_64+0xff/0x530 [ 19.277940][ T324] ? exc_page_fault+0xee/0x100 [ 19.277943][ T324] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.277946][ T324] RIP: 0033:0x7f34ace2f54e [ 19.277949][ T324] 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 [ 19.277951][ T324] RSP: 002b:00007ffcc50d1e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 19.277954][ T324] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34ace2f54e [ 19.277955][ T324] RDX: 0000000000000000 RSI: 00007ffcc50d1ed0 RDI: 0000000000000005 [ 19.277956][ T324] RBP: 00007ffcc50d1e30 R08: 0000000000000000 R09: 0000000000000000 [ 19.277957][ T324] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91398f [ 19.277958][ T324] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc50d2590 [ 19.277965][ T324] [ 19.320486][ T324] veth2: left promiscuous mode [ 19.320844][ T324] br1: port 2(veth2) entered disabled state [ 19.335741][ T324] ip (324) used greatest stack depth: 23208 bytes left [ 19.354941][ T325] veth1: left allmulticast mode [ 19.355194][ T325] veth1: left promiscuous mode [ 19.355512][ T325] br1: port 1(veth1) entered disabled state [ 21.399771][ T327] br1: port 1(veth1) entered blocking state [ 21.399790][ T327] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 21.399793][ T327] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 327, name: ip [ 21.399795][ T327] preempt_count: 1, expected: 0 [ 21.399795][ T327] RCU nest depth: 0, expected: 0 [ 21.399797][ T327] locks held by ip/327: 5, last CPU#3: [ 21.399799][ T327] #0: ffffffffb9ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 21.399812][ T327] #1: ffffffffb9769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 21.399818][ T327] #2: ffffffffb9769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 21.399822][ T327] #3: ffffffffb9689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 21.399826][ T327] #4: ffffffffb9689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 21.399830][ T327] irq event stamp: 12454 [ 21.399831][ T327] hardirqs last enabled at (12453): [] __down_trylock_console_sem+0x86/0xa0 [ 21.399834][ T327] hardirqs last disabled at (12454): [] console_emit_next_record+0x3d4/0x4c0 [ 21.399836][ T327] softirqs last enabled at (12396): [] __alloc_skb+0x4c2/0x5f0 [ 21.399839][ T327] softirqs last disabled at (12394): [] __alloc_skb+0x4c2/0x5f0 [ 21.399841][ T327] Preemption disabled at: [ 21.399842][ T327] [] vprintk_emit+0x31b/0x3e0 [ 21.399848][ T327] CPU: 3 UID: 0 PID: 327 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 21.399851][ T327] Tainted: [W]=WARN [ 21.399852][ T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.399854][ T327] Call Trace: [ 21.399855][ T327] [ 21.399857][ T327] dump_stack_lvl+0x6f/0xa0 [ 21.399863][ T327] ? vprintk_emit+0x31b/0x3e0 [ 21.399865][ T327] __might_resched.cold+0x1fe/0x2c1 [ 21.399870][ T327] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 21.399874][ T327] ? __kmalloc_noprof+0xdb/0x760 [ 21.399879][ T327] __kmalloc_noprof+0x443/0x760 [ 21.399881][ T327] ? alloc_buf.isra.0+0x4b/0x260 [ 21.399887][ T327] ? do_raw_spin_unlock+0x59/0x250 [ 21.399889][ T327] alloc_buf.isra.0+0x4b/0x260 [ 21.399893][ T327] put_chars+0x1e1/0x2f0 [ 21.399895][ T327] ? prb_final_commit+0x50/0x50 [ 21.399897][ T327] ? __send_to_port+0x420/0x420 [ 21.399900][ T327] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.399904][ T327] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.399907][ T327] ? validate_chain+0x38b/0xc20 [ 21.399910][ T327] hvc_console_print+0x292/0x780 [ 21.399913][ T327] ? mark_usage+0x61/0x170 [ 21.399917][ T327] ? __lock_acquire+0x518/0xc20 [ 21.399919][ T327] ? __lock_acquire+0x518/0xc20 [ 21.399923][ T327] ? hvc_write+0x3a0/0x3a0 [ 21.399925][ T327] ? console_emit_next_record+0x1df/0x4c0 [ 21.399928][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.399931][ T327] ? lock_acquire+0x13c/0x160 [ 21.399935][ T327] console_emit_next_record+0x22f/0x4c0 [ 21.399939][ T327] ? devkmsg_read+0x4b0/0x4b0 [ 21.399940][ T327] ? console_flush_one_record+0x106/0x710 [ 21.399944][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.399946][ T327] ? lock_acquire+0x13c/0x160 [ 21.399950][ T327] console_flush_one_record+0x46f/0x710 [ 21.399954][ T327] ? console_emit_next_record+0x4c0/0x4c0 [ 21.399956][ T327] ? __lock_acquire+0x518/0xc20 [ 21.399962][ T327] console_unlock+0xee/0x1f0 [ 21.399964][ T327] ? console_flush_one_record+0x710/0x710 [ 21.399966][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.399969][ T327] ? lock_acquire+0x60/0x160 [ 21.399972][ T327] ? __down_trylock_console_sem+0x5e/0xa0 [ 21.399974][ T327] ? vprintk_emit+0x320/0x3e0 [ 21.399978][ T327] vprintk_emit+0x37c/0x3e0 [ 21.399982][ T327] ? wake_up_klogd_work_func+0x90/0x90 [ 21.399984][ T327] ? __lock_release.isra.0+0x69/0x1a0 [ 21.399987][ T327] ? mark_held_locks+0x40/0x70 [ 21.399990][ T327] _printk+0xc7/0x100 [ 21.399994][ T327] ? snapshot_read.cold+0x21/0x21 [ 21.399998][ T327] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 21.400011][ T327] ? do_setlink.isra.0+0xa31/0x2750 [ 21.400013][ T327] ? rtnl_newlink+0x9f1/0x11c0 [ 21.400014][ T327] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.400018][ T327] br_set_state+0x22f/0x430 [bridge] [ 21.400029][ T327] br_init_port+0xc4/0x200 [bridge] [ 21.400038][ T327] new_nbp+0x39c/0x580 [bridge] [ 21.400047][ T327] br_add_if+0x212/0x1320 [bridge] [ 21.400054][ T327] ? is_bpf_text_address+0x72/0x110 [ 21.400058][ T327] ? kernel_text_address+0x149/0x170 [ 21.400062][ T327] ? __kernel_text_address+0x12/0x30 [ 21.400065][ T327] do_set_master+0x357/0x580 [ 21.400070][ T327] do_setlink.isra.0+0xa31/0x2750 [ 21.400073][ T327] ? stack_trace_save+0x93/0xc0 [ 21.400077][ T327] ? rtnl_link_get_size+0x350/0x350 [ 21.400078][ T327] ? rcu_read_lock_any_held+0x66/0x90 [ 21.400080][ T327] ? stack_depot_save_flags+0x38e/0x790 [ 21.400083][ T327] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 21.400086][ T327] ? rcu_read_lock_any_held+0x3c/0x90 [ 21.400088][ T327] ? validate_chain+0x38b/0xc20 [ 21.400090][ T327] ? kasan_save_stack+0x3d/0x50 [ 21.400093][ T327] ? kasan_save_stack+0x2f/0x50 [ 21.400095][ T327] ? kasan_save_track+0x14/0x30 [ 21.400098][ T327] ? __lock_acquire+0x518/0xc20 [ 21.400100][ T327] ? netlink_seq_next+0x4e/0x60 [ 21.400103][ T327] ? ___sys_sendmsg+0xb0/0x1d0 [ 21.400108][ T327] ? lock_acquire.part.0+0xd4/0x280 [ 21.400110][ T327] ? rtnl_newlink+0x9a8/0x11c0 [ 21.400112][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.400115][ T327] ? lock_acquire+0x13c/0x160 [ 21.400116][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.400118][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.400120][ T327] ? trace_contention_end+0xb3/0x180 [ 21.400124][ T327] ? __mutex_lock+0x1db/0x1ea0 [ 21.400127][ T327] ? __mutex_lock+0x9a3/0x1ea0 [ 21.400129][ T327] ? rtnl_newlink+0x9a8/0x11c0 [ 21.400133][ T327] ? ww_mutex_lock+0x160/0x160 [ 21.400134][ T327] ? nla_get_range_signed+0x3d0/0x3d0 [ 21.400139][ T327] ? __rtnl_newlink+0x3fa/0xa50 [ 21.400145][ T327] rtnl_newlink+0x9f1/0x11c0 [ 21.400150][ T327] ? rtnl_bridge_getlink+0x850/0x850 [ 21.400152][ T327] ? __lock_acquire+0x518/0xc20 [ 21.400156][ T327] ? lock_acquire.part.0+0xd4/0x280 [ 21.400158][ T327] ? find_held_lock+0x2b/0x80 [ 21.400161][ T327] ? rtnl_bridge_getlink+0x850/0x850 [ 21.400162][ T327] ? __lock_release.isra.0+0x69/0x1a0 [ 21.400171][ T327] ? rtnl_bridge_getlink+0x850/0x850 [ 21.400173][ T327] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 21.400176][ T327] ? rtnl_link_fill+0x920/0x920 [ 21.400178][ T327] ? __lock_acquire+0x518/0xc20 [ 21.400182][ T327] ? lock_acquire.part.0+0xd4/0x280 [ 21.400184][ T327] ? find_held_lock+0x2b/0x80 [ 21.400187][ T327] netlink_rcv_skb+0x14e/0x3a0 [ 21.400189][ T327] ? rtnl_link_fill+0x920/0x920 [ 21.400192][ T327] ? netlink_ack+0xcf0/0xcf0 [ 21.400198][ T327] ? netlink_deliver_tap+0xc5/0x330 [ 21.400200][ T327] ? netlink_deliver_tap+0x13c/0x330 [ 21.400204][ T327] netlink_unicast+0x486/0x750 [ 21.400208][ T327] ? netlink_attachskb+0x810/0x810 [ 21.400211][ T327] ? __lock_acquire+0x518/0xc20 [ 21.400215][ T327] netlink_sendmsg+0x735/0xc60 [ 21.400219][ T327] ? netlink_unicast+0x750/0x750 [ 21.400223][ T327] ? __might_fault+0x97/0x140 [ 21.400228][ T327] ____sys_sendmsg+0x415/0x880 [ 21.400230][ T327] ? copy_msghdr_from_user+0x279/0x420 [ 21.400233][ T327] ? get_timestamp.constprop.0+0x390/0x390 [ 21.400234][ T327] ? move_addr_to_kernel+0x40/0x40 [ 21.400242][ T327] ___sys_sendmsg+0x14e/0x1d0 [ 21.400245][ T327] ? copy_msghdr_from_user+0x420/0x420 [ 21.400261][ T327] __sys_sendmsg+0x12c/0x1d0 [ 21.400263][ T327] ? __sys_sendmsg_sock+0x20/0x20 [ 21.400270][ T327] ? rcu_is_watching+0x16/0xd0 [ 21.400273][ T327] do_syscall_64+0xff/0x530 [ 21.400276][ T327] ? exc_page_fault+0xee/0x100 [ 21.400279][ T327] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 21.400282][ T327] RIP: 0033:0x7fb8ccbba54e [ 21.400285][ T327] 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 [ 21.400287][ T327] RSP: 002b:00007ffdf669e670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 21.400290][ T327] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb8ccbba54e [ 21.400291][ T327] RDX: 0000000000000000 RSI: 00007ffdf669e720 RDI: 0000000000000005 [ 21.400292][ T327] RBP: 00007ffdf669e680 R08: 0000000000000000 R09: 0000000000000000 [ 21.400293][ T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913991 [ 21.400294][ T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf669ede0 [ 21.400301][ T327] [ 21.448604][ T327] br1: port 1(veth1) entered disabled state [ 21.449044][ T327] veth1: entered allmulticast mode [ 21.451068][ T327] veth1: entered promiscuous mode [ 21.451581][ T327] br1: port 1(veth1) entered blocking state [ 21.451881][ T327] br1: port 1(veth1) entered forwarding state [ 21.481141][ T328] br1: port 2(veth2) entered blocking state [ 21.481472][ T328] br1: port 2(veth2) entered disabled state [ 21.481769][ T328] veth2: entered allmulticast mode [ 21.483973][ T328] veth2: entered promiscuous mode [ 21.484603][ T328] br1: port 2(veth2) entered blocking state [ 21.484904][ T328] br1: port 2(veth2) entered forwarding state [ 23.975498][ T375] br1: port 2(veth2) entered disabled state [ 23.975516][ T375] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.975518][ T375] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 375, name: ip [ 23.975519][ T375] preempt_count: 202, expected: 0 [ 23.975520][ T375] RCU nest depth: 0, expected: 0 [ 23.975521][ T375] locks held by ip/375: 6, last CPU#3: [ 23.975523][ T375] #0: ffffffffb9ed2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 23.975535][ T375] #1: ff1100000d8dae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 23.975549][ T375] #2: ffffffffb9769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.975555][ T375] #3: ffffffffb9769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.975559][ T375] #4: ffffffffb9689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.975562][ T375] #5: ffffffffb9689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 23.975566][ T375] irq event stamp: 25329 [ 23.975567][ T375] hardirqs last enabled at (25328): [] __down_trylock_console_sem+0x86/0xa0 [ 23.975570][ T375] hardirqs last disabled at (25329): [] console_emit_next_record+0x3d4/0x4c0 [ 23.975572][ T375] softirqs last enabled at (25312): [] ipv6_mc_down+0x134/0x2d0 [ 23.975576][ T375] softirqs last disabled at (25324): [] br_device_event+0x1d7/0x8f0 [bridge] [ 23.975584][ T375] Preemption disabled at: [ 23.975584][ T375] [<0000000000000000>] 0x0 [ 23.975590][ T375] CPU: 3 UID: 0 PID: 375 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.975594][ T375] Tainted: [W]=WARN [ 23.975595][ T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.975597][ T375] Call Trace: [ 23.975598][ T375] [ 23.975600][ T375] dump_stack_lvl+0x6f/0xa0 [ 23.975606][ T375] __might_resched.cold+0x1fe/0x2c1 [ 23.975611][ T375] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.975615][ T375] ? __kmalloc_noprof+0xdb/0x760 [ 23.975621][ T375] __kmalloc_noprof+0x443/0x760 [ 23.975623][ T375] ? alloc_buf.isra.0+0x4b/0x260 [ 23.975629][ T375] ? do_raw_spin_unlock+0x59/0x250 [ 23.975631][ T375] alloc_buf.isra.0+0x4b/0x260 [ 23.975635][ T375] put_chars+0x1e1/0x2f0 [ 23.975638][ T375] ? __send_to_port+0x420/0x420 [ 23.975640][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 23.975644][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.975647][ T375] ? validate_chain+0x38b/0xc20 [ 23.975651][ T375] hvc_console_print+0x292/0x780 [ 23.975653][ T375] ? mark_usage+0x61/0x170 [ 23.975655][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975657][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975661][ T375] ? hvc_write+0x3a0/0x3a0 [ 23.975662][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 23.975667][ T375] ? lock_acquire+0x13c/0x160 [ 23.975671][ T375] console_emit_next_record+0x22f/0x4c0 [ 23.975675][ T375] ? devkmsg_read+0x4b0/0x4b0 [ 23.975676][ T375] ? console_flush_one_record+0x106/0x710 [ 23.975680][ T375] ? rcu_is_watching+0x16/0xd0 [ 23.975682][ T375] ? lock_acquire+0x13c/0x160 [ 23.975686][ T375] console_flush_one_record+0x46f/0x710 [ 23.975690][ T375] ? console_emit_next_record+0x4c0/0x4c0 [ 23.975692][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975697][ T375] console_unlock+0xee/0x1f0 [ 23.975700][ T375] ? console_flush_one_record+0x710/0x710 [ 23.975702][ T375] ? rcu_is_watching+0x16/0xd0 [ 23.975704][ T375] ? lock_acquire+0x60/0x160 [ 23.975708][ T375] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.975710][ T375] ? vprintk_emit+0x320/0x3e0 [ 23.975713][ T375] vprintk_emit+0x37c/0x3e0 [ 23.975717][ T375] ? wake_up_klogd_work_func+0x90/0x90 [ 23.975719][ T375] ? mark_held_locks+0x40/0x70 [ 23.975721][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 23.975724][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.975727][ T375] _printk+0xc7/0x100 [ 23.975731][ T375] ? snapshot_read.cold+0x21/0x21 [ 23.975739][ T375] br_set_state+0x22f/0x430 [bridge] [ 23.975750][ T375] br_stp_disable_port+0x11f/0x390 [bridge] [ 23.975759][ T375] br_device_event+0x7b5/0x8f0 [bridge] [ 23.975767][ T375] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 23.975771][ T375] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 23.975776][ T375] notifier_call_chain+0xae/0x300 [ 23.975782][ T375] __dev_notify_flags+0x23c/0x3c0 [ 23.975787][ T375] ? netif_change_name+0x8c0/0x8c0 [ 23.975791][ T375] ? netif_set_allmulti+0x250/0x250 [ 23.975794][ T375] ? __kernel_text_address+0x12/0x30 [ 23.975796][ T375] ? write_profile+0xf0/0xf0 [ 23.975798][ T375] ? unwind_get_return_address+0x67/0xd0 [ 23.975803][ T375] netif_change_flags+0xfe/0x190 [ 23.975807][ T375] do_setlink.isra.0+0x1cc3/0x2750 [ 23.975810][ T375] ? stack_trace_save+0x93/0xc0 [ 23.975813][ T375] ? rtnl_link_get_size+0x350/0x350 [ 23.975814][ T375] ? rcu_read_lock_any_held+0x66/0x90 [ 23.975816][ T375] ? stack_depot_save_flags+0x38e/0x790 [ 23.975819][ T375] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 23.975822][ T375] ? rcu_read_lock_any_held+0x3c/0x90 [ 23.975824][ T375] ? validate_chain+0x38b/0xc20 [ 23.975826][ T375] ? kasan_save_stack+0x3d/0x50 [ 23.975829][ T375] ? kasan_save_stack+0x2f/0x50 [ 23.975831][ T375] ? kasan_save_track+0x14/0x30 [ 23.975834][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975836][ T375] ? netlink_seq_next+0x4e/0x60 [ 23.975839][ T375] ? ___sys_sendmsg+0xb0/0x1d0 [ 23.975843][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 23.975845][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 23.975848][ T375] ? rcu_is_watching+0x16/0xd0 [ 23.975850][ T375] ? lock_acquire+0x13c/0x160 [ 23.975852][ T375] ? rcu_is_watching+0x16/0xd0 [ 23.975853][ T375] ? rcu_is_watching+0x16/0xd0 [ 23.975858][ T375] ? trace_contention_end+0xb3/0x180 [ 23.975862][ T375] ? __mutex_lock+0x1db/0x1ea0 [ 23.975864][ T375] ? __mutex_lock+0x9a3/0x1ea0 [ 23.975866][ T375] ? rtnl_newlink+0x9a8/0x11c0 [ 23.975870][ T375] ? ww_mutex_lock+0x160/0x160 [ 23.975871][ T375] ? nla_get_range_signed+0x3d0/0x3d0 [ 23.975876][ T375] ? __rtnl_newlink+0x3fa/0xa50 [ 23.975881][ T375] rtnl_newlink+0x9f1/0x11c0 [ 23.975887][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 23.975889][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975893][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 23.975895][ T375] ? find_held_lock+0x2b/0x80 [ 23.975897][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 23.975899][ T375] ? __lock_release.isra.0+0x69/0x1a0 [ 23.975903][ T375] ? rtnl_bridge_getlink+0x850/0x850 [ 23.975905][ T375] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 23.975908][ T375] ? rtnl_link_fill+0x920/0x920 [ 23.975909][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975914][ T375] ? lock_acquire.part.0+0xd4/0x280 [ 23.975916][ T375] ? find_held_lock+0x2b/0x80 [ 23.975919][ T375] netlink_rcv_skb+0x14e/0x3a0 [ 23.975921][ T375] ? rtnl_link_fill+0x920/0x920 [ 23.975924][ T375] ? netlink_ack+0xcf0/0xcf0 [ 23.975930][ T375] ? netlink_deliver_tap+0xc5/0x330 [ 23.975932][ T375] ? netlink_deliver_tap+0x13c/0x330 [ 23.975936][ T375] netlink_unicast+0x486/0x750 [ 23.975940][ T375] ? netlink_attachskb+0x810/0x810 [ 23.975942][ T375] ? __lock_acquire+0x518/0xc20 [ 23.975946][ T375] netlink_sendmsg+0x735/0xc60 [ 23.975950][ T375] ? netlink_unicast+0x750/0x750 [ 23.975954][ T375] ? __might_fault+0x97/0x140 [ 23.975960][ T375] ____sys_sendmsg+0x415/0x880 [ 23.975962][ T375] ? copy_msghdr_from_user+0x279/0x420 [ 23.975964][ T375] ? get_timestamp.constprop.0+0x390/0x390 [ 23.975966][ T375] ? move_addr_to_kernel+0x40/0x40 [ 23.975973][ T375] ___sys_sendmsg+0x14e/0x1d0 [ 23.975976][ T375] ? copy_msghdr_from_user+0x420/0x420 [ 23.975992][ T375] __sys_sendmsg+0x12c/0x1d0 [ 23.975995][ T375] ? __sys_sendmsg_sock+0x20/0x20 [ 23.976001][ T375] ? rcu_is_watching+0x16/0xd0 [ 23.976005][ T375] do_syscall_64+0xff/0x530 [ 23.976007][ T375] ? exc_page_fault+0xee/0x100 [ 23.976010][ T375] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 23.976012][ T375] RIP: 0033:0x7f8d3216354e [ 23.976015][ T375] 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 [ 23.976017][ T375] RSP: 002b:00007fff336729e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 23.976019][ T375] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f8d3216354e [ 23.976021][ T375] RDX: 0000000000000000 RSI: 00007fff33672a90 RDI: 0000000000000005 [ 23.976022][ T375] RBP: 00007fff336729f0 R08: 0000000000000000 R09: 0000000000000000 [ 23.976022][ T375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913994 [ 23.976023][ T375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff33673150 [ 23.976030][ T375] [ 24.015262][ T375] veth2: left allmulticast mode [ 24.015504][ T375] veth2: left promiscuous mode [ 24.015811][ T375] br1: port 2(veth2) entered disabled state [ 24.026345][ T375] ip (375) used greatest stack depth: 23016 bytes left [ 24.051106][ T376] br1: port 1(veth1) entered disabled state [ 24.051602][ T376] veth1: left allmulticast mode [ 24.051837][ T376] veth1: left promiscuous mode [ 24.052150][ T376] br1: port 1(veth1) entered disabled state