[ 10.257015][ T186] ip (186) used greatest stack depth: 24448 bytes left [ 10.257032][ T186] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.257034][ T186] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 186, name: ip [ 10.257036][ T186] preempt_count: 2, expected: 0 [ 10.257036][ T186] RCU nest depth: 0, expected: 0 [ 10.257038][ T186] locks held by ip/186: 5, last CPU#3: [ 10.257040][ T186] #0: ffffffffb9a027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.257053][ T186] #1: ffffffffb9b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.257058][ T186] #2: ffffffffb9b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.257062][ T186] #3: ffffffffb9a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.257066][ T186] #4: ffffffffb9a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.257070][ T186] irq event stamp: 39610 [ 10.257071][ T186] hardirqs last enabled at (39609): [] __down_trylock_console_sem+0x86/0xa0 [ 10.257074][ T186] hardirqs last disabled at (39610): [] console_emit_next_record+0x3d4/0x4c0 [ 10.257076][ T186] softirqs last enabled at (38326): [] netlink_release+0x17b/0xcf0 [ 10.257079][ T186] softirqs last disabled at (38324): [] netlink_release+0xd2/0xcf0 [ 10.257082][ T186] Preemption disabled at: [ 10.257082][ T186] [<0000000000000000>] 0x0 [ 10.257089][ T186] CPU: 3 UID: 0 PID: 186 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.257093][ T186] Tainted: [W]=WARN [ 10.257094][ T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.257095][ T186] Call Trace: [ 10.257097][ T186] [ 10.257098][ T186] dump_stack_lvl+0x6f/0xa0 [ 10.257105][ T186] __might_resched.cold+0x1fe/0x2c1 [ 10.257110][ T186] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.257114][ T186] ? __kmalloc_noprof+0xdb/0x760 [ 10.257120][ T186] __kmalloc_noprof+0x443/0x760 [ 10.257122][ T186] ? alloc_buf.isra.0+0x4b/0x260 [ 10.257129][ T186] ? do_raw_spin_unlock+0x59/0x250 [ 10.257131][ T186] alloc_buf.isra.0+0x4b/0x260 [ 10.257135][ T186] put_chars+0x1e1/0x2f0 [ 10.257138][ T186] ? __send_to_port+0x420/0x420 [ 10.257139][ T186] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.257145][ T186] ? validate_chain+0x38b/0xc20 [ 10.257151][ T186] hvc_console_print+0x292/0x780 [ 10.257159][ T186] ? hvc_write+0x3a0/0x3a0 [ 10.257161][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.257164][ T186] ? lock_acquire+0x13c/0x160 [ 10.257169][ T186] console_emit_next_record+0x22f/0x4c0 [ 10.257174][ T186] ? devkmsg_read+0x4b0/0x4b0 [ 10.257175][ T186] ? console_flush_one_record+0x106/0x710 [ 10.257179][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.257182][ T186] ? lock_acquire+0x13c/0x160 [ 10.257187][ T186] console_flush_one_record+0x46f/0x710 [ 10.257192][ T186] ? console_emit_next_record+0x4c0/0x4c0 [ 10.257193][ T186] ? __lock_acquire+0x518/0xc20 [ 10.257200][ T186] console_unlock+0xee/0x1f0 [ 10.257203][ T186] ? console_flush_one_record+0x710/0x710 [ 10.257205][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.257207][ T186] ? lock_acquire+0x60/0x160 [ 10.257212][ T186] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.257214][ T186] ? vprintk_emit+0x320/0x3e0 [ 10.257218][ T186] vprintk_emit+0x37c/0x3e0 [ 10.257222][ T186] ? wake_up_klogd_work_func+0x90/0x90 [ 10.257226][ T186] ? __lock_acquire+0x518/0xc20 [ 10.257230][ T186] _printk+0xc7/0x100 [ 10.257234][ T186] ? snapshot_read.cold+0x21/0x21 [ 10.257238][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.257240][ T186] ? __rwlock_init+0x150/0x150 [ 10.257245][ T186] ? do_raw_spin_lock+0x131/0x280 [ 10.257248][ T186] do_exit.cold+0x82/0x9c [ 10.257252][ T186] ? exit_notify+0x890/0x890 [ 10.257254][ T186] ? __lock_release.isra.0+0x69/0x1a0 [ 10.257257][ T186] ? rcu_is_watching+0x16/0xd0 [ 10.257263][ T186] do_group_exit+0xb8/0x370 [ 10.257266][ T186] __x64_sys_exit_group+0x3c/0x50 [ 10.257268][ T186] x64_sys_call+0x1567/0x1570 [ 10.257270][ T186] do_syscall_64+0xff/0x530 [ 10.257273][ T186] ? exc_page_fault+0xee/0x100 [ 10.257277][ T186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.257279][ T186] RIP: 0033:0x7f2e10df11b8 [ 10.257282][ T186] Code: Unable to access opcode bytes at 0x7f2e10df118e. [ 10.257283][ T186] RSP: 002b:00007ffdce947348 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.257286][ T186] RAX: ffffffffffffffda RBX: 00007f2e10f21f88 RCX: 00007f2e10df11b8 [ 10.257287][ T186] RDX: 00007f2e10b3bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.257288][ T186] RBP: 00007ffdce9473a0 R08: 0000000000000000 R09: 0000000000008010 [ 10.257289][ T186] R10: 00007ffdce947160 R11: 0000000000000246 R12: 0000000000000001 [ 10.257290][ T186] R13: 0000000000000000 R14: 00007f2e10f20680 R15: 00007f2e10f21fa0 [ 10.257299][ T186] [ 10.351308][ T190] modprobe (190) used greatest stack depth: 23920 bytes left [ 10.457828][ T192] ip (192) used greatest stack depth: 23888 bytes left [ 11.243520][ T224] 8021q: 802.1Q VLAN Support v1.8 [ 12.167302][ T257] br1: port 1(veth1) entered blocking state [ 12.167372][ T257] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.167375][ T257] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 257, name: ip [ 12.167376][ T257] preempt_count: 1, expected: 0 [ 12.167377][ T257] RCU nest depth: 0, expected: 0 [ 12.167378][ T257] locks held by ip/257: 5, last CPU#1: [ 12.167381][ T257] #0: ffffffffba2d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.167392][ T257] #1: ffffffffb9b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.167398][ T257] #2: ffffffffb9b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.167402][ T257] #3: ffffffffb9a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.167406][ T257] #4: ffffffffb9a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.167410][ T257] irq event stamp: 16900 [ 12.167411][ T257] hardirqs last enabled at (16899): [] __down_trylock_console_sem+0x86/0xa0 [ 12.167414][ T257] hardirqs last disabled at (16900): [] console_emit_next_record+0x3d4/0x4c0 [ 12.167416][ T257] softirqs last enabled at (16810): [] __alloc_skb+0x4c2/0x5f0 [ 12.167419][ T257] softirqs last disabled at (16808): [] __alloc_skb+0x4c2/0x5f0 [ 12.167421][ T257] Preemption disabled at: [ 12.167422][ T257] [] vprintk_emit+0x31b/0x3e0 [ 12.167428][ T257] CPU: 1 UID: 0 PID: 257 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.167431][ T257] Tainted: [W]=WARN [ 12.167432][ T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.167434][ T257] Call Trace: [ 12.167435][ T257] [ 12.167437][ T257] dump_stack_lvl+0x6f/0xa0 [ 12.167444][ T257] ? vprintk_emit+0x31b/0x3e0 [ 12.167446][ T257] __might_resched.cold+0x1fe/0x2c1 [ 12.167451][ T257] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.167456][ T257] ? __kmalloc_noprof+0xdb/0x760 [ 12.167461][ T257] __kmalloc_noprof+0x443/0x760 [ 12.167464][ T257] ? alloc_buf.isra.0+0x4b/0x260 [ 12.167470][ T257] ? do_raw_spin_unlock+0x59/0x250 [ 12.167472][ T257] alloc_buf.isra.0+0x4b/0x260 [ 12.167476][ T257] put_chars+0x1e1/0x2f0 [ 12.167479][ T257] ? __send_to_port+0x420/0x420 [ 12.167484][ T257] ? validate_chain+0x34a/0xc20 [ 12.167489][ T257] hvc_console_print+0x292/0x780 [ 12.167492][ T257] ? mark_usage+0x61/0x170 [ 12.167494][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167495][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167500][ T257] ? hvc_write+0x3a0/0x3a0 [ 12.167502][ T257] ? console_emit_next_record+0x1df/0x4c0 [ 12.167506][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167510][ T257] ? lock_acquire+0x13c/0x160 [ 12.167515][ T257] console_emit_next_record+0x22f/0x4c0 [ 12.167519][ T257] ? devkmsg_read+0x4b0/0x4b0 [ 12.167521][ T257] ? console_flush_one_record+0x106/0x710 [ 12.167524][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167527][ T257] ? lock_acquire+0x13c/0x160 [ 12.167532][ T257] console_flush_one_record+0x46f/0x710 [ 12.167537][ T257] ? console_emit_next_record+0x4c0/0x4c0 [ 12.167538][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167545][ T257] console_unlock+0xee/0x1f0 [ 12.167548][ T257] ? console_flush_one_record+0x710/0x710 [ 12.167550][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167553][ T257] ? lock_acquire+0x60/0x160 [ 12.167557][ T257] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.167559][ T257] ? vprintk_emit+0x320/0x3e0 [ 12.167563][ T257] vprintk_emit+0x37c/0x3e0 [ 12.167567][ T257] ? wake_up_klogd_work_func+0x90/0x90 [ 12.167570][ T257] ? __lock_release.isra.0+0x69/0x1a0 [ 12.167571][ T257] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.167576][ T257] ? mark_held_locks+0x40/0x70 [ 12.167580][ T257] _printk+0xc7/0x100 [ 12.167584][ T257] ? snapshot_read.cold+0x21/0x21 [ 12.167588][ T257] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.167601][ T257] ? do_setlink.isra.0+0xa31/0x2750 [ 12.167603][ T257] ? rtnl_newlink+0x9f1/0x11c0 [ 12.167604][ T257] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.167609][ T257] br_set_state+0x22f/0x430 [bridge] [ 12.167621][ T257] br_init_port+0xc4/0x200 [bridge] [ 12.167633][ T257] new_nbp+0x39c/0x580 [bridge] [ 12.167651][ T257] br_add_if+0x212/0x1320 [bridge] [ 12.167658][ T257] ? is_bpf_text_address+0x72/0x110 [ 12.167663][ T257] ? kernel_text_address+0x149/0x170 [ 12.167666][ T257] ? __kernel_text_address+0x12/0x30 [ 12.167671][ T257] do_set_master+0x357/0x580 [ 12.167676][ T257] do_setlink.isra.0+0xa31/0x2750 [ 12.167680][ T257] ? stack_trace_save+0x93/0xc0 [ 12.167683][ T257] ? rtnl_link_get_size+0x350/0x350 [ 12.167684][ T257] ? rcu_read_lock_any_held+0x66/0x90 [ 12.167687][ T257] ? stack_depot_save_flags+0x38e/0x790 [ 12.167691][ T257] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.167693][ T257] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.167695][ T257] ? validate_chain+0x38b/0xc20 [ 12.167698][ T257] ? kasan_save_stack+0x3d/0x50 [ 12.167702][ T257] ? kasan_save_stack+0x2f/0x50 [ 12.167703][ T257] ? kasan_save_track+0x14/0x30 [ 12.167706][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167708][ T257] ? netlink_seq_next+0x4e/0x60 [ 12.167712][ T257] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.167717][ T257] ? lock_acquire.part.0+0xd4/0x280 [ 12.167719][ T257] ? rtnl_newlink+0x9a8/0x11c0 [ 12.167722][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167725][ T257] ? lock_acquire+0x13c/0x160 [ 12.167726][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167728][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167731][ T257] ? trace_contention_end+0xb3/0x180 [ 12.167735][ T257] ? __mutex_lock+0x1db/0x1ea0 [ 12.167737][ T257] ? __mutex_lock+0x9a3/0x1ea0 [ 12.167739][ T257] ? rtnl_newlink+0x9a8/0x11c0 [ 12.167743][ T257] ? ww_mutex_lock+0x160/0x160 [ 12.167745][ T257] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.167751][ T257] ? __rtnl_newlink+0x3fa/0xa50 [ 12.167757][ T257] rtnl_newlink+0x9f1/0x11c0 [ 12.167764][ T257] ? rtnl_bridge_getlink+0x850/0x850 [ 12.167766][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167771][ T257] ? lock_acquire.part.0+0xd4/0x280 [ 12.167773][ T257] ? find_held_lock+0x2b/0x80 [ 12.167776][ T257] ? rtnl_bridge_getlink+0x850/0x850 [ 12.167778][ T257] ? __lock_release.isra.0+0x69/0x1a0 [ 12.167782][ T257] ? rtnl_bridge_getlink+0x850/0x850 [ 12.167784][ T257] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.167788][ T257] ? rtnl_link_fill+0x920/0x920 [ 12.167789][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167795][ T257] ? lock_acquire.part.0+0xd4/0x280 [ 12.167797][ T257] ? find_held_lock+0x2b/0x80 [ 12.167801][ T257] netlink_rcv_skb+0x14e/0x3a0 [ 12.167803][ T257] ? rtnl_link_fill+0x920/0x920 [ 12.167806][ T257] ? netlink_ack+0xcf0/0xcf0 [ 12.167814][ T257] ? netlink_deliver_tap+0xc5/0x330 [ 12.167815][ T257] ? netlink_deliver_tap+0x13c/0x330 [ 12.167820][ T257] netlink_unicast+0x486/0x750 [ 12.167825][ T257] ? netlink_attachskb+0x810/0x810 [ 12.167828][ T257] ? __lock_acquire+0x518/0xc20 [ 12.167833][ T257] netlink_sendmsg+0x735/0xc60 [ 12.167837][ T257] ? netlink_unicast+0x750/0x750 [ 12.167842][ T257] ? __might_fault+0x97/0x140 [ 12.167848][ T257] ____sys_sendmsg+0x415/0x880 [ 12.167850][ T257] ? copy_msghdr_from_user+0x279/0x420 [ 12.167853][ T257] ? get_timestamp.constprop.0+0x390/0x390 [ 12.167855][ T257] ? move_addr_to_kernel+0x40/0x40 [ 12.167864][ T257] ___sys_sendmsg+0x14e/0x1d0 [ 12.167867][ T257] ? copy_msghdr_from_user+0x420/0x420 [ 12.167888][ T257] __sys_sendmsg+0x12c/0x1d0 [ 12.167891][ T257] ? __sys_sendmsg_sock+0x20/0x20 [ 12.167899][ T257] ? rcu_is_watching+0x16/0xd0 [ 12.167903][ T257] do_syscall_64+0xff/0x530 [ 12.167905][ T257] ? exc_page_fault+0xee/0x100 [ 12.167909][ T257] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.167911][ T257] RIP: 0033:0x7f1e934f054e [ 12.167915][ T257] 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 [ 12.167917][ T257] RSP: 002b:00007ffc9d8d1d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.167919][ T257] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1e934f054e [ 12.167921][ T257] RDX: 0000000000000000 RSI: 00007ffc9d8d1dc0 RDI: 0000000000000005 [ 12.167922][ T257] RBP: 00007ffc9d8d1d20 R08: 0000000000000000 R09: 0000000000000000 [ 12.167923][ T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd3d [ 12.167924][ T257] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9d8d2480 [ 12.167932][ T257] [ 12.210385][ T257] br1: port 1(veth1) entered disabled state [ 12.210891][ T257] veth1: entered allmulticast mode [ 12.223353][ T257] veth1: entered promiscuous mode [ 12.229533][ T257] ip (257) used greatest stack depth: 23336 bytes left [ 12.249958][ T258] br1: port 2(veth2) entered blocking state [ 12.250325][ T258] br1: port 2(veth2) entered disabled state [ 12.250716][ T258] veth2: entered allmulticast mode [ 12.252415][ T258] veth2: entered promiscuous mode [ 12.291459][ T39] br1: port 1(veth1) entered blocking state [ 12.291963][ T39] br1: port 1(veth1) entered forwarding state [ 12.324121][ T39] br1: port 2(veth2) entered blocking state [ 12.324501][ T39] br1: port 2(veth2) entered forwarding state [ 20.234254][ T324] veth2: left allmulticast mode [ 20.234276][ T324] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.234279][ T324] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 324, name: ip [ 20.234281][ T324] preempt_count: 1, expected: 0 [ 20.234281][ T324] RCU nest depth: 0, expected: 0 [ 20.234282][ T324] locks held by ip/324: 5, last CPU#0: [ 20.234285][ T324] #0: ffffffffba2d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 20.234296][ T324] #1: ffffffffb9b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.234302][ T324] #2: ffffffffb9b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.234306][ T324] #3: ffffffffb9a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.234310][ T324] #4: ffffffffb9a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 20.234314][ T324] irq event stamp: 21074 [ 20.234315][ T324] hardirqs last enabled at (21073): [] __down_trylock_console_sem+0x86/0xa0 [ 20.234318][ T324] hardirqs last disabled at (21074): [] console_emit_next_record+0x3d4/0x4c0 [ 20.234320][ T324] softirqs last enabled at (21042): [] __alloc_skb+0x4c2/0x5f0 [ 20.234323][ T324] softirqs last disabled at (21040): [] __alloc_skb+0x4c2/0x5f0 [ 20.234325][ T324] Preemption disabled at: [ 20.234326][ T324] [] vprintk_emit+0x31b/0x3e0 [ 20.234332][ T324] CPU: 0 UID: 0 PID: 324 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.234335][ T324] Tainted: [W]=WARN [ 20.234336][ T324] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.234338][ T324] Call Trace: [ 20.234339][ T324] [ 20.234341][ T324] dump_stack_lvl+0x6f/0xa0 [ 20.234347][ T324] ? vprintk_emit+0x31b/0x3e0 [ 20.234350][ T324] __might_resched.cold+0x1fe/0x2c1 [ 20.234355][ T324] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.234359][ T324] ? __kmalloc_noprof+0xdb/0x760 [ 20.234365][ T324] __kmalloc_noprof+0x443/0x760 [ 20.234367][ T324] ? alloc_buf.isra.0+0x4b/0x260 [ 20.234373][ T324] ? do_raw_spin_unlock+0x59/0x250 [ 20.234376][ T324] alloc_buf.isra.0+0x4b/0x260 [ 20.234380][ T324] put_chars+0x1e1/0x2f0 [ 20.234383][ T324] ? __send_to_port+0x420/0x420 [ 20.234384][ T324] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.234389][ T324] ? validate_chain+0x38b/0xc20 [ 20.234395][ T324] hvc_console_print+0x292/0x780 [ 20.234403][ T324] ? hvc_write+0x3a0/0x3a0 [ 20.234405][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234408][ T324] ? lock_acquire+0x13c/0x160 [ 20.234412][ T324] console_emit_next_record+0x22f/0x4c0 [ 20.234417][ T324] ? devkmsg_read+0x4b0/0x4b0 [ 20.234419][ T324] ? console_flush_one_record+0x106/0x710 [ 20.234422][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234425][ T324] ? lock_acquire+0x13c/0x160 [ 20.234429][ T324] console_flush_one_record+0x46f/0x710 [ 20.234434][ T324] ? console_emit_next_record+0x4c0/0x4c0 [ 20.234436][ T324] ? __lock_acquire+0x518/0xc20 [ 20.234442][ T324] console_unlock+0xee/0x1f0 [ 20.234445][ T324] ? console_flush_one_record+0x710/0x710 [ 20.234447][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234449][ T324] ? lock_acquire+0x60/0x160 [ 20.234454][ T324] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.234455][ T324] ? vprintk_emit+0x320/0x3e0 [ 20.234459][ T324] vprintk_emit+0x37c/0x3e0 [ 20.234463][ T324] ? wake_up_klogd_work_func+0x90/0x90 [ 20.234465][ T324] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.234467][ T324] ? netlink_unicast+0x486/0x750 [ 20.234470][ T324] ? netlink_sendmsg+0x735/0xc60 [ 20.234471][ T324] ? ____sys_sendmsg+0x415/0x880 [ 20.234474][ T324] ? ___sys_sendmsg+0x14e/0x1d0 [ 20.234475][ T324] ? __sys_sendmsg+0x12c/0x1d0 [ 20.234477][ T324] ? do_syscall_64+0xff/0x530 [ 20.234483][ T324] _printk+0xc7/0x100 [ 20.234486][ T324] ? snapshot_read.cold+0x21/0x21 [ 20.234492][ T324] ? netdev_name+0x43/0x60 [ 20.234495][ T324] ? __netdev_printk+0x17f/0x1d0 [ 20.234499][ T324] netdev_info+0xe2/0x116 [ 20.234502][ T324] ? netdev_notice+0x120/0x120 [ 20.234506][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234509][ T324] ? __up_read+0x355/0x9e0 [ 20.234512][ T324] ? down_write_nested+0x200/0x200 [ 20.234513][ T324] ? __lock_release.isra.0+0x69/0x1a0 [ 20.234516][ T324] ? mutex_is_locked+0x1c/0x50 [ 20.234519][ T324] netif_set_allmulti.cold+0x7c/0x166 [ 20.234525][ T324] dev_set_allmulti+0xa2/0x150 [ 20.234529][ T324] del_nbp+0xb7/0xc10 [bridge] [ 20.234542][ T324] ? is_bpf_text_address+0x72/0x110 [ 20.234549][ T324] br_del_if+0xab/0x200 [bridge] [ 20.234556][ T324] ? rtnl_is_locked+0x15/0x20 [ 20.234560][ T324] do_set_master+0x15c/0x580 [ 20.234565][ T324] do_setlink.isra.0+0xa31/0x2750 [ 20.234569][ T324] ? stack_trace_save+0x93/0xc0 [ 20.234572][ T324] ? rtnl_link_get_size+0x350/0x350 [ 20.234574][ T324] ? rcu_read_lock_any_held+0x66/0x90 [ 20.234576][ T324] ? stack_depot_save_flags+0x38e/0x790 [ 20.234586][ T324] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.234588][ T324] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.234590][ T324] ? validate_chain+0x38b/0xc20 [ 20.234593][ T324] ? kasan_save_stack+0x3d/0x50 [ 20.234597][ T324] ? kasan_save_stack+0x2f/0x50 [ 20.234598][ T324] ? kasan_save_track+0x14/0x30 [ 20.234601][ T324] ? __lock_acquire+0x518/0xc20 [ 20.234603][ T324] ? netlink_seq_next+0x4e/0x60 [ 20.234605][ T324] ? ___sys_sendmsg+0xb0/0x1d0 [ 20.234609][ T324] ? lock_acquire.part.0+0xd4/0x280 [ 20.234611][ T324] ? rtnl_newlink+0x9a8/0x11c0 [ 20.234614][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234617][ T324] ? lock_acquire+0x13c/0x160 [ 20.234618][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234620][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234623][ T324] ? trace_contention_end+0xb3/0x180 [ 20.234627][ T324] ? __mutex_lock+0x1db/0x1ea0 [ 20.234630][ T324] ? __mutex_lock+0x9a3/0x1ea0 [ 20.234632][ T324] ? rtnl_newlink+0x9a8/0x11c0 [ 20.234636][ T324] ? ww_mutex_lock+0x160/0x160 [ 20.234638][ T324] ? nla_get_range_signed+0x3d0/0x3d0 [ 20.234644][ T324] ? __rtnl_newlink+0x3fa/0xa50 [ 20.234650][ T324] rtnl_newlink+0x9f1/0x11c0 [ 20.234657][ T324] ? rtnl_bridge_getlink+0x850/0x850 [ 20.234659][ T324] ? __lock_acquire+0x518/0xc20 [ 20.234664][ T324] ? lock_acquire.part.0+0xd4/0x280 [ 20.234666][ T324] ? find_held_lock+0x2b/0x80 [ 20.234668][ T324] ? rtnl_bridge_getlink+0x850/0x850 [ 20.234670][ T324] ? __lock_release.isra.0+0x69/0x1a0 [ 20.234674][ T324] ? rtnl_bridge_getlink+0x850/0x850 [ 20.234677][ T324] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.234680][ T324] ? rtnl_link_fill+0x920/0x920 [ 20.234682][ T324] ? __lock_acquire+0x518/0xc20 [ 20.234687][ T324] ? lock_acquire.part.0+0xd4/0x280 [ 20.234689][ T324] ? find_held_lock+0x2b/0x80 [ 20.234693][ T324] netlink_rcv_skb+0x14e/0x3a0 [ 20.234695][ T324] ? rtnl_link_fill+0x920/0x920 [ 20.234698][ T324] ? netlink_ack+0xcf0/0xcf0 [ 20.234705][ T324] ? netlink_deliver_tap+0xc5/0x330 [ 20.234707][ T324] ? netlink_deliver_tap+0x13c/0x330 [ 20.234712][ T324] netlink_unicast+0x486/0x750 [ 20.234716][ T324] ? netlink_attachskb+0x810/0x810 [ 20.234719][ T324] ? __lock_acquire+0x518/0xc20 [ 20.234724][ T324] netlink_sendmsg+0x735/0xc60 [ 20.234729][ T324] ? netlink_unicast+0x750/0x750 [ 20.234733][ T324] ? __might_fault+0x97/0x140 [ 20.234739][ T324] ____sys_sendmsg+0x415/0x880 [ 20.234741][ T324] ? copy_msghdr_from_user+0x279/0x420 [ 20.234744][ T324] ? get_timestamp.constprop.0+0x390/0x390 [ 20.234746][ T324] ? move_addr_to_kernel+0x40/0x40 [ 20.234755][ T324] ___sys_sendmsg+0x14e/0x1d0 [ 20.234758][ T324] ? copy_msghdr_from_user+0x420/0x420 [ 20.234778][ T324] __sys_sendmsg+0x12c/0x1d0 [ 20.234781][ T324] ? __sys_sendmsg_sock+0x20/0x20 [ 20.234788][ T324] ? rcu_is_watching+0x16/0xd0 [ 20.234792][ T324] do_syscall_64+0xff/0x530 [ 20.234794][ T324] ? exc_page_fault+0xee/0x100 [ 20.234797][ T324] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 20.234800][ T324] RIP: 0033:0x7f214d07954e [ 20.234803][ 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 [ 20.234805][ T324] RSP: 002b:00007ffc3b4eb960 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 20.234808][ T324] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f214d07954e [ 20.234809][ T324] RDX: 0000000000000000 RSI: 00007ffc3b4eba10 RDI: 0000000000000005 [ 20.234810][ T324] RBP: 00007ffc3b4eb970 R08: 0000000000000000 R09: 0000000000000000 [ 20.234811][ T324] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd45 [ 20.234812][ T324] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc3b4ec0d0 [ 20.234820][ T324] [ 20.285111][ T324] veth2: left promiscuous mode [ 20.285467][ T324] br1: port 2(veth2) entered disabled state [ 20.298815][ T324] ip (324) used greatest stack depth: 23208 bytes left [ 20.318113][ T325] veth1: left allmulticast mode [ 20.318372][ T325] veth1: left promiscuous mode [ 20.318714][ T325] br1: port 1(veth1) entered disabled state [ 22.380725][ T328] br1: port 1(veth1) entered blocking state [ 22.380746][ T328] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.380748][ T328] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 328, name: ip [ 22.380750][ T328] preempt_count: 1, expected: 0 [ 22.380750][ T328] RCU nest depth: 0, expected: 0 [ 22.380751][ T328] locks held by ip/328: 5, last CPU#3: [ 22.380754][ T328] #0: ffffffffba2d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 22.380766][ T328] #1: ffffffffb9b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.380772][ T328] #2: ffffffffb9b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.380776][ T328] #3: ffffffffb9a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.380780][ T328] #4: ffffffffb9a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.380784][ T328] irq event stamp: 19602 [ 22.380785][ T328] hardirqs last enabled at (19601): [] __down_trylock_console_sem+0x86/0xa0 [ 22.380788][ T328] hardirqs last disabled at (19602): [] console_emit_next_record+0x3d4/0x4c0 [ 22.380790][ T328] softirqs last enabled at (19542): [] __alloc_skb+0x4c2/0x5f0 [ 22.380793][ T328] softirqs last disabled at (19540): [] __alloc_skb+0x4c2/0x5f0 [ 22.380795][ T328] Preemption disabled at: [ 22.380796][ T328] [] vprintk_emit+0x31b/0x3e0 [ 22.380801][ T328] CPU: 3 UID: 0 PID: 328 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.380805][ T328] Tainted: [W]=WARN [ 22.380806][ T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.380808][ T328] Call Trace: [ 22.380809][ T328] [ 22.380811][ T328] dump_stack_lvl+0x6f/0xa0 [ 22.380817][ T328] ? vprintk_emit+0x31b/0x3e0 [ 22.380820][ T328] __might_resched.cold+0x1fe/0x2c1 [ 22.380824][ T328] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.380828][ T328] ? __kmalloc_noprof+0xdb/0x760 [ 22.380834][ T328] __kmalloc_noprof+0x443/0x760 [ 22.380836][ T328] ? alloc_buf.isra.0+0x4b/0x260 [ 22.380842][ T328] ? do_raw_spin_unlock+0x59/0x250 [ 22.380845][ T328] alloc_buf.isra.0+0x4b/0x260 [ 22.380849][ T328] put_chars+0x1e1/0x2f0 [ 22.380850][ T328] ? prb_final_commit+0x50/0x50 [ 22.380853][ T328] ? __send_to_port+0x420/0x420 [ 22.380856][ T328] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.380861][ T328] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.380864][ T328] ? validate_chain+0x38b/0xc20 [ 22.380868][ T328] hvc_console_print+0x292/0x780 [ 22.380871][ T328] ? mark_usage+0x61/0x170 [ 22.380873][ T328] ? __lock_acquire+0x518/0xc20 [ 22.380874][ T328] ? __lock_acquire+0x518/0xc20 [ 22.380879][ T328] ? hvc_write+0x3a0/0x3a0 [ 22.380881][ T328] ? console_emit_next_record+0x1df/0x4c0 [ 22.380885][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.380887][ T328] ? lock_acquire+0x13c/0x160 [ 22.380892][ T328] console_emit_next_record+0x22f/0x4c0 [ 22.380896][ T328] ? devkmsg_read+0x4b0/0x4b0 [ 22.380898][ T328] ? console_flush_one_record+0x106/0x710 [ 22.380902][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.380904][ T328] ? lock_acquire+0x13c/0x160 [ 22.380909][ T328] console_flush_one_record+0x46f/0x710 [ 22.380914][ T328] ? console_emit_next_record+0x4c0/0x4c0 [ 22.380916][ T328] ? __lock_acquire+0x518/0xc20 [ 22.380922][ T328] console_unlock+0xee/0x1f0 [ 22.380925][ T328] ? console_flush_one_record+0x710/0x710 [ 22.380927][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.380930][ T328] ? lock_acquire+0x60/0x160 [ 22.380934][ T328] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.380936][ T328] ? vprintk_emit+0x320/0x3e0 [ 22.380939][ T328] vprintk_emit+0x37c/0x3e0 [ 22.380944][ T328] ? wake_up_klogd_work_func+0x90/0x90 [ 22.380947][ T328] ? __lock_release.isra.0+0x69/0x1a0 [ 22.380950][ T328] ? mark_held_locks+0x40/0x70 [ 22.380954][ T328] _printk+0xc7/0x100 [ 22.380957][ T328] ? snapshot_read.cold+0x21/0x21 [ 22.380962][ T328] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 22.380975][ T328] ? do_setlink.isra.0+0xa31/0x2750 [ 22.380976][ T328] ? rtnl_newlink+0x9f1/0x11c0 [ 22.380978][ T328] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.380983][ T328] br_set_state+0x22f/0x430 [bridge] [ 22.380994][ T328] br_init_port+0xc4/0x200 [bridge] [ 22.381003][ T328] new_nbp+0x39c/0x580 [bridge] [ 22.381013][ T328] br_add_if+0x212/0x1320 [bridge] [ 22.381020][ T328] ? is_bpf_text_address+0x72/0x110 [ 22.381024][ T328] ? kernel_text_address+0x149/0x170 [ 22.381027][ T328] ? __kernel_text_address+0x12/0x30 [ 22.381032][ T328] do_set_master+0x357/0x580 [ 22.381037][ T328] do_setlink.isra.0+0xa31/0x2750 [ 22.381041][ T328] ? stack_trace_save+0x93/0xc0 [ 22.381044][ T328] ? rtnl_link_get_size+0x350/0x350 [ 22.381045][ T328] ? rcu_read_lock_any_held+0x66/0x90 [ 22.381047][ T328] ? stack_depot_save_flags+0x38e/0x790 [ 22.381051][ T328] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.381053][ T328] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.381055][ T328] ? validate_chain+0x38b/0xc20 [ 22.381058][ T328] ? kasan_save_stack+0x3d/0x50 [ 22.381062][ T328] ? kasan_save_stack+0x2f/0x50 [ 22.381063][ T328] ? kasan_save_track+0x14/0x30 [ 22.381066][ T328] ? __lock_acquire+0x518/0xc20 [ 22.381069][ T328] ? netlink_seq_next+0x4e/0x60 [ 22.381072][ T328] ? ___sys_sendmsg+0xb0/0x1d0 [ 22.381077][ T328] ? lock_acquire.part.0+0xd4/0x280 [ 22.381079][ T328] ? rtnl_newlink+0x9a8/0x11c0 [ 22.381082][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.381084][ T328] ? lock_acquire+0x13c/0x160 [ 22.381086][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.381088][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.381090][ T328] ? trace_contention_end+0xb3/0x180 [ 22.381094][ T328] ? __mutex_lock+0x1db/0x1ea0 [ 22.381097][ T328] ? __mutex_lock+0x9a3/0x1ea0 [ 22.381100][ T328] ? rtnl_newlink+0x9a8/0x11c0 [ 22.381104][ T328] ? ww_mutex_lock+0x160/0x160 [ 22.381106][ T328] ? nla_get_range_signed+0x3d0/0x3d0 [ 22.381112][ T328] ? __rtnl_newlink+0x3fa/0xa50 [ 22.381118][ T328] rtnl_newlink+0x9f1/0x11c0 [ 22.381125][ T328] ? rtnl_bridge_getlink+0x850/0x850 [ 22.381127][ T328] ? __lock_acquire+0x518/0xc20 [ 22.381132][ T328] ? lock_acquire.part.0+0xd4/0x280 [ 22.381134][ T328] ? find_held_lock+0x2b/0x80 [ 22.381136][ T328] ? rtnl_bridge_getlink+0x850/0x850 [ 22.381138][ T328] ? __lock_release.isra.0+0x69/0x1a0 [ 22.381142][ T328] ? rtnl_bridge_getlink+0x850/0x850 [ 22.381145][ T328] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.381148][ T328] ? rtnl_link_fill+0x920/0x920 [ 22.381150][ T328] ? __lock_acquire+0x518/0xc20 [ 22.381155][ T328] ? lock_acquire.part.0+0xd4/0x280 [ 22.381157][ T328] ? find_held_lock+0x2b/0x80 [ 22.381161][ T328] netlink_rcv_skb+0x14e/0x3a0 [ 22.381163][ T328] ? rtnl_link_fill+0x920/0x920 [ 22.381166][ T328] ? netlink_ack+0xcf0/0xcf0 [ 22.381176][ T328] ? netlink_deliver_tap+0xc5/0x330 [ 22.381178][ T328] ? netlink_deliver_tap+0x13c/0x330 [ 22.381183][ T328] netlink_unicast+0x486/0x750 [ 22.381187][ T328] ? netlink_attachskb+0x810/0x810 [ 22.381190][ T328] ? __lock_acquire+0x518/0xc20 [ 22.381195][ T328] netlink_sendmsg+0x735/0xc60 [ 22.381200][ T328] ? netlink_unicast+0x750/0x750 [ 22.381204][ T328] ? __might_fault+0x97/0x140 [ 22.381210][ T328] ____sys_sendmsg+0x415/0x880 [ 22.381213][ T328] ? copy_msghdr_from_user+0x279/0x420 [ 22.381215][ T328] ? get_timestamp.constprop.0+0x390/0x390 [ 22.381217][ T328] ? move_addr_to_kernel+0x40/0x40 [ 22.381226][ T328] ___sys_sendmsg+0x14e/0x1d0 [ 22.381229][ T328] ? copy_msghdr_from_user+0x420/0x420 [ 22.381250][ T328] __sys_sendmsg+0x12c/0x1d0 [ 22.381253][ T328] ? __sys_sendmsg_sock+0x20/0x20 [ 22.381260][ T328] ? rcu_is_watching+0x16/0xd0 [ 22.381265][ T328] do_syscall_64+0xff/0x530 [ 22.381267][ T328] ? exc_page_fault+0xee/0x100 [ 22.381271][ T328] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.381273][ T328] RIP: 0033:0x7f5869e8454e [ 22.381276][ T328] 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 [ 22.381278][ T328] RSP: 002b:00007ffdd1c3f320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.381281][ T328] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5869e8454e [ 22.381282][ T328] RDX: 0000000000000000 RSI: 00007ffdd1c3f3d0 RDI: 0000000000000005 [ 22.381283][ T328] RBP: 00007ffdd1c3f330 R08: 0000000000000000 R09: 0000000000000000 [ 22.381284][ T328] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd47 [ 22.381285][ T328] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd1c3fa90 [ 22.381294][ T328] [ 22.424145][ T328] br1: port 1(veth1) entered disabled state [ 22.424496][ T328] veth1: entered allmulticast mode [ 22.426178][ T328] veth1: entered promiscuous mode [ 22.426712][ T328] br1: port 1(veth1) entered blocking state [ 22.427044][ T328] br1: port 1(veth1) entered forwarding state [ 22.464084][ T329] br1: port 2(veth2) entered blocking state [ 22.464422][ T329] br1: port 2(veth2) entered disabled state [ 22.464756][ T329] veth2: entered allmulticast mode [ 22.466422][ T329] veth2: entered promiscuous mode [ 22.467097][ T329] br1: port 2(veth2) entered blocking state [ 22.467417][ T329] br1: port 2(veth2) entered forwarding state [ 25.075129][ T376] br1: port 2(veth2) entered disabled state [ 25.075150][ T376] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.075153][ T376] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 376, name: ip [ 25.075155][ T376] preempt_count: 202, expected: 0 [ 25.075156][ T376] RCU nest depth: 0, expected: 0 [ 25.075156][ T376] locks held by ip/376: 6, last CPU#2: [ 25.075159][ T376] #0: ffffffffba2d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 25.075171][ T376] #1: ff1100000d22ae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 25.075186][ T376] #2: ffffffffb9b69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.075193][ T376] #3: ffffffffb9b69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.075196][ T376] #4: ffffffffb9a89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.075200][ T376] #5: ffffffffb9a89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 25.075204][ T376] irq event stamp: 26845 [ 25.075205][ T376] hardirqs last enabled at (26844): [] __down_trylock_console_sem+0x86/0xa0 [ 25.075208][ T376] hardirqs last disabled at (26845): [] console_emit_next_record+0x3d4/0x4c0 [ 25.075210][ T376] softirqs last enabled at (26828): [] ipv6_mc_down+0x134/0x2d0 [ 25.075214][ T376] softirqs last disabled at (26840): [] br_device_event+0x1d7/0x8f0 [bridge] [ 25.075221][ T376] Preemption disabled at: [ 25.075222][ T376] [<0000000000000000>] 0x0 [ 25.075229][ T376] CPU: 2 UID: 0 PID: 376 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.075233][ T376] Tainted: [W]=WARN [ 25.075233][ T376] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.075235][ T376] Call Trace: [ 25.075236][ T376] [ 25.075238][ T376] dump_stack_lvl+0x6f/0xa0 [ 25.075245][ T376] __might_resched.cold+0x1fe/0x2c1 [ 25.075250][ T376] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.075254][ T376] ? __kmalloc_noprof+0xdb/0x760 [ 25.075260][ T376] __kmalloc_noprof+0x443/0x760 [ 25.075263][ T376] ? alloc_buf.isra.0+0x4b/0x260 [ 25.075269][ T376] ? do_raw_spin_unlock+0x59/0x250 [ 25.075272][ T376] alloc_buf.isra.0+0x4b/0x260 [ 25.075276][ T376] put_chars+0x1e1/0x2f0 [ 25.075279][ T376] ? __send_to_port+0x420/0x420 [ 25.075282][ T376] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.075287][ T376] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.075289][ T376] ? validate_chain+0x38b/0xc20 [ 25.075294][ T376] hvc_console_print+0x292/0x780 [ 25.075296][ T376] ? mark_usage+0x61/0x170 [ 25.075298][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075300][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075305][ T376] ? hvc_write+0x3a0/0x3a0 [ 25.075306][ T376] ? lock_acquire.part.0+0xd4/0x280 [ 25.075311][ T376] ? lock_acquire+0x13c/0x160 [ 25.075316][ T376] console_emit_next_record+0x22f/0x4c0 [ 25.075321][ T376] ? devkmsg_read+0x4b0/0x4b0 [ 25.075322][ T376] ? console_flush_one_record+0x106/0x710 [ 25.075326][ T376] ? rcu_is_watching+0x16/0xd0 [ 25.075329][ T376] ? lock_acquire+0x13c/0x160 [ 25.075333][ T376] console_flush_one_record+0x46f/0x710 [ 25.075338][ T376] ? console_emit_next_record+0x4c0/0x4c0 [ 25.075340][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075347][ T376] console_unlock+0xee/0x1f0 [ 25.075350][ T376] ? console_flush_one_record+0x710/0x710 [ 25.075351][ T376] ? rcu_is_watching+0x16/0xd0 [ 25.075354][ T376] ? lock_acquire+0x60/0x160 [ 25.075358][ T376] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.075360][ T376] ? vprintk_emit+0x320/0x3e0 [ 25.075364][ T376] vprintk_emit+0x37c/0x3e0 [ 25.075369][ T376] ? wake_up_klogd_work_func+0x90/0x90 [ 25.075371][ T376] ? mark_held_locks+0x40/0x70 [ 25.075373][ T376] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.075376][ T376] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.075380][ T376] _printk+0xc7/0x100 [ 25.075384][ T376] ? snapshot_read.cold+0x21/0x21 [ 25.075394][ T376] br_set_state+0x22f/0x430 [bridge] [ 25.075406][ T376] br_stp_disable_port+0x11f/0x390 [bridge] [ 25.075416][ T376] br_device_event+0x7b5/0x8f0 [bridge] [ 25.075423][ T376] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 25.075427][ T376] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 25.075435][ T376] notifier_call_chain+0xae/0x300 [ 25.075442][ T376] __dev_notify_flags+0x23c/0x3c0 [ 25.075447][ T376] ? netif_change_name+0x8c0/0x8c0 [ 25.075452][ T376] ? netif_set_allmulti+0x250/0x250 [ 25.075455][ T376] ? __kernel_text_address+0x12/0x30 [ 25.075458][ T376] ? write_profile+0xf0/0xf0 [ 25.075460][ T376] ? unwind_get_return_address+0x67/0xd0 [ 25.075466][ T376] netif_change_flags+0xfe/0x190 [ 25.075470][ T376] do_setlink.isra.0+0x1cc3/0x2750 [ 25.075475][ T376] ? stack_trace_save+0x93/0xc0 [ 25.075477][ T376] ? rtnl_link_get_size+0x350/0x350 [ 25.075478][ T376] ? rcu_read_lock_any_held+0x66/0x90 [ 25.075480][ T376] ? stack_depot_save_flags+0x38e/0x790 [ 25.075484][ T376] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 25.075487][ T376] ? rcu_read_lock_any_held+0x3c/0x90 [ 25.075489][ T376] ? validate_chain+0x38b/0xc20 [ 25.075492][ T376] ? kasan_save_stack+0x3d/0x50 [ 25.075495][ T376] ? kasan_save_stack+0x2f/0x50 [ 25.075496][ T376] ? kasan_save_track+0x14/0x30 [ 25.075500][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075502][ T376] ? netlink_seq_next+0x4e/0x60 [ 25.075505][ T376] ? ___sys_sendmsg+0xb0/0x1d0 [ 25.075510][ T376] ? lock_acquire.part.0+0xd4/0x280 [ 25.075512][ T376] ? rtnl_newlink+0x9a8/0x11c0 [ 25.075515][ T376] ? rcu_is_watching+0x16/0xd0 [ 25.075518][ T376] ? lock_acquire+0x13c/0x160 [ 25.075520][ T376] ? rcu_is_watching+0x16/0xd0 [ 25.075521][ T376] ? rcu_is_watching+0x16/0xd0 [ 25.075524][ T376] ? trace_contention_end+0xb3/0x180 [ 25.075528][ T376] ? __mutex_lock+0x1db/0x1ea0 [ 25.075530][ T376] ? __mutex_lock+0x9a3/0x1ea0 [ 25.075532][ T376] ? rtnl_newlink+0x9a8/0x11c0 [ 25.075536][ T376] ? ww_mutex_lock+0x160/0x160 [ 25.075538][ T376] ? nla_get_range_signed+0x3d0/0x3d0 [ 25.075552][ T376] ? __rtnl_newlink+0x3fa/0xa50 [ 25.075558][ T376] rtnl_newlink+0x9f1/0x11c0 [ 25.075565][ T376] ? rtnl_bridge_getlink+0x850/0x850 [ 25.075567][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075573][ T376] ? lock_acquire.part.0+0xd4/0x280 [ 25.075575][ T376] ? find_held_lock+0x2b/0x80 [ 25.075577][ T376] ? rtnl_bridge_getlink+0x850/0x850 [ 25.075579][ T376] ? __lock_release.isra.0+0x69/0x1a0 [ 25.075584][ T376] ? rtnl_bridge_getlink+0x850/0x850 [ 25.075586][ T376] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 25.075590][ T376] ? rtnl_link_fill+0x920/0x920 [ 25.075591][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075597][ T376] ? lock_acquire.part.0+0xd4/0x280 [ 25.075599][ T376] ? find_held_lock+0x2b/0x80 [ 25.075603][ T376] netlink_rcv_skb+0x14e/0x3a0 [ 25.075605][ T376] ? rtnl_link_fill+0x920/0x920 [ 25.075608][ T376] ? netlink_ack+0xcf0/0xcf0 [ 25.075616][ T376] ? netlink_deliver_tap+0xc5/0x330 [ 25.075617][ T376] ? netlink_deliver_tap+0x13c/0x330 [ 25.075623][ T376] netlink_unicast+0x486/0x750 [ 25.075629][ T376] ? netlink_attachskb+0x810/0x810 [ 25.075632][ T376] ? __lock_acquire+0x518/0xc20 [ 25.075638][ T376] netlink_sendmsg+0x735/0xc60 [ 25.075642][ T376] ? netlink_unicast+0x750/0x750 [ 25.075647][ T376] ? __might_fault+0x97/0x140 [ 25.075653][ T376] ____sys_sendmsg+0x415/0x880 [ 25.075656][ T376] ? copy_msghdr_from_user+0x279/0x420 [ 25.075658][ T376] ? get_timestamp.constprop.0+0x390/0x390 [ 25.075660][ T376] ? move_addr_to_kernel+0x40/0x40 [ 25.075669][ T376] ___sys_sendmsg+0x14e/0x1d0 [ 25.075673][ T376] ? copy_msghdr_from_user+0x420/0x420 [ 25.075694][ T376] __sys_sendmsg+0x12c/0x1d0 [ 25.075697][ T376] ? __sys_sendmsg_sock+0x20/0x20 [ 25.075705][ T376] ? rcu_is_watching+0x16/0xd0 [ 25.075709][ T376] do_syscall_64+0xff/0x530 [ 25.075711][ T376] ? exc_page_fault+0xee/0x100 [ 25.075715][ T376] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 25.075717][ T376] RIP: 0033:0x7f114713a54e [ 25.075720][ T376] 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 [ 25.075722][ T376] RSP: 002b:00007ffd47546ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.075725][ T376] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f114713a54e [ 25.075726][ T376] RDX: 0000000000000000 RSI: 00007ffd47546f50 RDI: 0000000000000005 [ 25.075727][ T376] RBP: 00007ffd47546eb0 R08: 0000000000000000 R09: 0000000000000000 [ 25.075728][ T376] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90dd4a [ 25.075729][ T376] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd47547610 [ 25.075738][ T376] [ 25.126083][ T376] veth2: left allmulticast mode [ 25.126383][ T376] veth2: left promiscuous mode [ 25.126909][ T376] br1: port 2(veth2) entered disabled state [ 25.139750][ T376] ip (376) used greatest stack depth: 23016 bytes left [ 25.166220][ T377] br1: port 1(veth1) entered disabled state [ 25.166760][ T377] veth1: left allmulticast mode [ 25.167013][ T377] veth1: left promiscuous mode [ 25.167337][ T377] br1: port 1(veth1) entered disabled state