[ 9.937479][ T187] ip (187) used greatest stack depth: 23712 bytes left [ 9.937495][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.937497][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.937499][ T187] preempt_count: 2, expected: 0 [ 9.937500][ T187] RCU nest depth: 0, expected: 0 [ 9.937501][ T187] locks held by ip/187: 5, last CPU#3: [ 9.937503][ T187] #0: ffffffff94e027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.937515][ T187] #1: ffffffff94f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.937521][ T187] #2: ffffffff94f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.937525][ T187] #3: ffffffff94e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.937529][ T187] #4: ffffffff94e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.937533][ T187] irq event stamp: 41872 [ 9.937534][ T187] hardirqs last enabled at (41871): [] __down_trylock_console_sem+0x86/0xa0 [ 9.937536][ T187] hardirqs last disabled at (41872): [] console_emit_next_record+0x3d4/0x4c0 [ 9.937538][ T187] softirqs last enabled at (41376): [] handle_softirqs+0x67c/0x900 [ 9.937540][ T187] softirqs last disabled at (41369): [] __irq_exit_rcu+0x145/0x1c0 [ 9.937543][ T187] Preemption disabled at: [ 9.937543][ T187] [<0000000000000000>] 0x0 [ 9.937550][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.937554][ T187] Tainted: [W]=WARN [ 9.937555][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.937557][ T187] Call Trace: [ 9.937558][ T187] [ 9.937560][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.937566][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.937571][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.937575][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.937580][ T187] __kmalloc_noprof+0x443/0x760 [ 9.937582][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.937588][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.937591][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.937594][ T187] put_chars+0x1e1/0x2f0 [ 9.937597][ T187] ? __send_to_port+0x420/0x420 [ 9.937598][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.937603][ T187] ? validate_chain+0x38b/0xc20 [ 9.937608][ T187] hvc_console_print+0x292/0x780 [ 9.937615][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.937617][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.937619][ T187] ? lock_acquire+0x13c/0x160 [ 9.937623][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.937627][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.937629][ T187] ? console_flush_one_record+0x106/0x710 [ 9.937632][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.937635][ T187] ? lock_acquire+0x13c/0x160 [ 9.937639][ T187] console_flush_one_record+0x46f/0x710 [ 9.937643][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.937645][ T187] ? __lock_acquire+0x518/0xc20 [ 9.937653][ T187] console_unlock+0xee/0x1f0 [ 9.937656][ T187] ? console_flush_one_record+0x710/0x710 [ 9.937658][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.937660][ T187] ? lock_acquire+0x60/0x160 [ 9.937664][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.937666][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.937669][ T187] vprintk_emit+0x37c/0x3e0 [ 9.937673][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.937677][ T187] ? __lock_acquire+0x518/0xc20 [ 9.937681][ T187] _printk+0xc7/0x100 [ 9.937684][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.937687][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.937690][ T187] ? __rwlock_init+0x150/0x150 [ 9.937694][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.937696][ T187] do_exit.cold+0x82/0x9c [ 9.937700][ T187] ? exit_notify+0x890/0x890 [ 9.937703][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.937708][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.937713][ T187] do_group_exit+0xb8/0x370 [ 9.937716][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.937718][ T187] x64_sys_call+0x1567/0x1570 [ 9.937720][ T187] do_syscall_64+0xff/0x530 [ 9.937724][ T187] ? exc_page_fault+0xee/0x100 [ 9.937727][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.937729][ T187] RIP: 0033:0x7f0d8d2931b8 [ 9.937731][ T187] Code: Unable to access opcode bytes at 0x7f0d8d29318e. [ 9.937733][ T187] RSP: 002b:00007ffda0170068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.937735][ T187] RAX: ffffffffffffffda RBX: 00007f0d8d3c3f88 RCX: 00007f0d8d2931b8 [ 9.937737][ T187] RDX: 00007f0d8cfddfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.937738][ T187] RBP: 00007ffda01700c0 R08: 0000000000000000 R09: 0000000000008010 [ 9.937739][ T187] R10: 00007ffda016fe80 R11: 0000000000000246 R12: 0000000000000001 [ 9.937739][ T187] R13: 0000000000000000 R14: 00007f0d8d3c2680 R15: 00007f0d8d3c3fa0 [ 9.937747][ T187] [ 10.854450][ T223] 8021q: 802.1Q VLAN Support v1.8 [ 11.877286][ T256] br1: port 1(veth1) entered blocking state [ 11.877357][ T256] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.877359][ T256] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 256, name: ip [ 11.877361][ T256] preempt_count: 1, expected: 0 [ 11.877362][ T256] RCU nest depth: 0, expected: 0 [ 11.877363][ T256] locks held by ip/256: 5, last CPU#2: [ 11.877365][ T256] #0: ffffffff956d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 11.877378][ T256] #1: ffffffff94f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.877384][ T256] #2: ffffffff94f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.877388][ T256] #3: ffffffff94e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.877391][ T256] #4: ffffffff94e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.877395][ T256] irq event stamp: 12782 [ 11.877395][ T256] hardirqs last enabled at (12781): [] __down_trylock_console_sem+0x86/0xa0 [ 11.877398][ T256] hardirqs last disabled at (12782): [] console_emit_next_record+0x3d4/0x4c0 [ 11.877400][ T256] softirqs last enabled at (12694): [] __alloc_skb+0x4c2/0x5f0 [ 11.877403][ T256] softirqs last disabled at (12692): [] __alloc_skb+0x4c2/0x5f0 [ 11.877406][ T256] Preemption disabled at: [ 11.877406][ T256] [] vprintk_emit+0x31b/0x3e0 [ 11.877412][ T256] CPU: 2 UID: 0 PID: 256 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.877416][ T256] Tainted: [W]=WARN [ 11.877416][ T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.877418][ T256] Call Trace: [ 11.877420][ T256] [ 11.877421][ T256] dump_stack_lvl+0x6f/0xa0 [ 11.877427][ T256] ? vprintk_emit+0x31b/0x3e0 [ 11.877429][ T256] __might_resched.cold+0x1fe/0x2c1 [ 11.877434][ T256] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.877438][ T256] ? __kmalloc_noprof+0xdb/0x760 [ 11.877443][ T256] __kmalloc_noprof+0x443/0x760 [ 11.877445][ T256] ? alloc_buf.isra.0+0x4b/0x260 [ 11.877451][ T256] ? do_raw_spin_unlock+0x59/0x250 [ 11.877453][ T256] alloc_buf.isra.0+0x4b/0x260 [ 11.877456][ T256] put_chars+0x1e1/0x2f0 [ 11.877459][ T256] ? __send_to_port+0x420/0x420 [ 11.877463][ T256] ? validate_chain+0x34a/0xc20 [ 11.877466][ T256] hvc_console_print+0x292/0x780 [ 11.877469][ T256] ? mark_usage+0x61/0x170 [ 11.877471][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877472][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877476][ T256] ? hvc_write+0x3a0/0x3a0 [ 11.877478][ T256] ? console_emit_next_record+0x1df/0x4c0 [ 11.877481][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877485][ T256] ? lock_acquire+0x13c/0x160 [ 11.877489][ T256] console_emit_next_record+0x22f/0x4c0 [ 11.877492][ T256] ? devkmsg_read+0x4b0/0x4b0 [ 11.877494][ T256] ? console_flush_one_record+0x106/0x710 [ 11.877497][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877499][ T256] ? lock_acquire+0x13c/0x160 [ 11.877503][ T256] console_flush_one_record+0x46f/0x710 [ 11.877507][ T256] ? console_emit_next_record+0x4c0/0x4c0 [ 11.877509][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877514][ T256] console_unlock+0xee/0x1f0 [ 11.877517][ T256] ? console_flush_one_record+0x710/0x710 [ 11.877519][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877521][ T256] ? lock_acquire+0x60/0x160 [ 11.877524][ T256] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.877526][ T256] ? vprintk_emit+0x320/0x3e0 [ 11.877529][ T256] vprintk_emit+0x37c/0x3e0 [ 11.877533][ T256] ? wake_up_klogd_work_func+0x90/0x90 [ 11.877535][ T256] ? __lock_release.isra.0+0x69/0x1a0 [ 11.877537][ T256] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 11.877541][ T256] ? mark_held_locks+0x40/0x70 [ 11.877545][ T256] _printk+0xc7/0x100 [ 11.877548][ T256] ? snapshot_read.cold+0x21/0x21 [ 11.877552][ T256] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 11.877565][ T256] ? do_setlink.isra.0+0xa31/0x2750 [ 11.877566][ T256] ? rtnl_newlink+0x9f1/0x11c0 [ 11.877567][ T256] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.877572][ T256] br_set_state+0x22f/0x430 [bridge] [ 11.877581][ T256] br_init_port+0xc4/0x200 [bridge] [ 11.877589][ T256] new_nbp+0x39c/0x580 [bridge] [ 11.877598][ T256] br_add_if+0x212/0x1320 [bridge] [ 11.877605][ T256] ? is_bpf_text_address+0x72/0x110 [ 11.877609][ T256] ? kernel_text_address+0x149/0x170 [ 11.877612][ T256] ? __kernel_text_address+0x12/0x30 [ 11.877616][ T256] do_set_master+0x357/0x580 [ 11.877621][ T256] do_setlink.isra.0+0xa31/0x2750 [ 11.877624][ T256] ? stack_trace_save+0x93/0xc0 [ 11.877627][ T256] ? rtnl_link_get_size+0x350/0x350 [ 11.877628][ T256] ? rcu_read_lock_any_held+0x66/0x90 [ 11.877630][ T256] ? stack_depot_save_flags+0x38e/0x790 [ 11.877634][ T256] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.877636][ T256] ? rcu_read_lock_any_held+0x3c/0x90 [ 11.877638][ T256] ? validate_chain+0x38b/0xc20 [ 11.877641][ T256] ? kasan_save_stack+0x3d/0x50 [ 11.877643][ T256] ? kasan_save_stack+0x2f/0x50 [ 11.877645][ T256] ? kasan_save_track+0x14/0x30 [ 11.877647][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877649][ T256] ? netlink_seq_next+0x4e/0x60 [ 11.877654][ T256] ? ___sys_sendmsg+0xb0/0x1d0 [ 11.877658][ T256] ? lock_acquire.part.0+0xd4/0x280 [ 11.877660][ T256] ? rtnl_newlink+0x9a8/0x11c0 [ 11.877663][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877665][ T256] ? lock_acquire+0x13c/0x160 [ 11.877666][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877668][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877670][ T256] ? trace_contention_end+0xb3/0x180 [ 11.877674][ T256] ? __mutex_lock+0x1db/0x1ea0 [ 11.877676][ T256] ? __mutex_lock+0x9a3/0x1ea0 [ 11.877678][ T256] ? rtnl_newlink+0x9a8/0x11c0 [ 11.877681][ T256] ? ww_mutex_lock+0x160/0x160 [ 11.877682][ T256] ? nla_get_range_signed+0x3d0/0x3d0 [ 11.877687][ T256] ? __rtnl_newlink+0x3fa/0xa50 [ 11.877692][ T256] rtnl_newlink+0x9f1/0x11c0 [ 11.877697][ T256] ? rtnl_bridge_getlink+0x850/0x850 [ 11.877699][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877704][ T256] ? lock_acquire.part.0+0xd4/0x280 [ 11.877706][ T256] ? find_held_lock+0x2b/0x80 [ 11.877708][ T256] ? rtnl_bridge_getlink+0x850/0x850 [ 11.877710][ T256] ? __lock_release.isra.0+0x69/0x1a0 [ 11.877713][ T256] ? rtnl_bridge_getlink+0x850/0x850 [ 11.877715][ T256] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 11.877718][ T256] ? rtnl_link_fill+0x920/0x920 [ 11.877719][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877724][ T256] ? lock_acquire.part.0+0xd4/0x280 [ 11.877725][ T256] ? find_held_lock+0x2b/0x80 [ 11.877729][ T256] netlink_rcv_skb+0x14e/0x3a0 [ 11.877730][ T256] ? rtnl_link_fill+0x920/0x920 [ 11.877733][ T256] ? netlink_ack+0xcf0/0xcf0 [ 11.877739][ T256] ? netlink_deliver_tap+0xc5/0x330 [ 11.877741][ T256] ? netlink_deliver_tap+0x13c/0x330 [ 11.877745][ T256] netlink_unicast+0x486/0x750 [ 11.877748][ T256] ? netlink_attachskb+0x810/0x810 [ 11.877751][ T256] ? __lock_acquire+0x518/0xc20 [ 11.877755][ T256] netlink_sendmsg+0x735/0xc60 [ 11.877758][ T256] ? netlink_unicast+0x750/0x750 [ 11.877762][ T256] ? __might_fault+0x97/0x140 [ 11.877767][ T256] ____sys_sendmsg+0x415/0x880 [ 11.877769][ T256] ? copy_msghdr_from_user+0x279/0x420 [ 11.877771][ T256] ? get_timestamp.constprop.0+0x390/0x390 [ 11.877773][ T256] ? move_addr_to_kernel+0x40/0x40 [ 11.877780][ T256] ___sys_sendmsg+0x14e/0x1d0 [ 11.877783][ T256] ? copy_msghdr_from_user+0x420/0x420 [ 11.877798][ T256] __sys_sendmsg+0x12c/0x1d0 [ 11.877801][ T256] ? __sys_sendmsg_sock+0x20/0x20 [ 11.877807][ T256] ? rcu_is_watching+0x16/0xd0 [ 11.877810][ T256] do_syscall_64+0xff/0x530 [ 11.877813][ T256] ? exc_page_fault+0xee/0x100 [ 11.877816][ T256] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.877818][ T256] RIP: 0033:0x7fb339f7354e [ 11.877821][ T256] 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 [ 11.877823][ T256] RSP: 002b:00007ffc8704fff0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.877826][ T256] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb339f7354e [ 11.877828][ T256] RDX: 0000000000000000 RSI: 00007ffc870500a0 RDI: 0000000000000005 [ 11.877828][ T256] RBP: 00007ffc87050000 R08: 0000000000000000 R09: 0000000000000000 [ 11.877829][ T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912f5b [ 11.877830][ T256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc87050760 [ 11.877836][ T256] [ 11.931373][ T256] br1: port 1(veth1) entered disabled state [ 11.933596][ T256] veth1: entered allmulticast mode [ 11.935744][ T256] veth1: entered promiscuous mode [ 11.942755][ T256] ip (256) used greatest stack depth: 23336 bytes left [ 11.961214][ T257] br1: port 2(veth2) entered blocking state [ 11.961539][ T257] br1: port 2(veth2) entered disabled state [ 11.961891][ T257] veth2: entered allmulticast mode [ 11.963483][ T257] veth2: entered promiscuous mode [ 11.995210][ T46] br1: port 1(veth1) entered blocking state [ 11.995583][ T46] br1: port 1(veth1) entered forwarding state [ 12.028091][ T37] br1: port 2(veth2) entered blocking state [ 12.028450][ T37] br1: port 2(veth2) entered forwarding state [ 20.077725][ T323] veth2: left allmulticast mode [ 20.077746][ T323] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 20.077748][ T323] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 323, name: ip [ 20.077750][ T323] preempt_count: 1, expected: 0 [ 20.077751][ T323] RCU nest depth: 0, expected: 0 [ 20.077752][ T323] locks held by ip/323: 5, last CPU#3: [ 20.077755][ T323] #0: ffffffff956d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 20.077766][ T323] #1: ffffffff94f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 20.077772][ T323] #2: ffffffff94f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 20.077776][ T323] #3: ffffffff94e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 20.077780][ T323] #4: ffffffff94e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 20.077784][ T323] irq event stamp: 14652 [ 20.077785][ T323] hardirqs last enabled at (14651): [] __down_trylock_console_sem+0x86/0xa0 [ 20.077788][ T323] hardirqs last disabled at (14652): [] console_emit_next_record+0x3d4/0x4c0 [ 20.077790][ T323] softirqs last enabled at (14638): [] handle_softirqs+0x67c/0x900 [ 20.077793][ T323] softirqs last disabled at (14631): [] __irq_exit_rcu+0x145/0x1c0 [ 20.077795][ T323] Preemption disabled at: [ 20.077796][ T323] [] vprintk_emit+0x31b/0x3e0 [ 20.077802][ T323] CPU: 3 UID: 0 PID: 323 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 20.077805][ T323] Tainted: [W]=WARN [ 20.077806][ T323] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.077808][ T323] Call Trace: [ 20.077810][ T323] [ 20.077811][ T323] dump_stack_lvl+0x6f/0xa0 [ 20.077817][ T323] ? vprintk_emit+0x31b/0x3e0 [ 20.077819][ T323] __might_resched.cold+0x1fe/0x2c1 [ 20.077824][ T323] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 20.077828][ T323] ? __kmalloc_noprof+0xdb/0x760 [ 20.077833][ T323] __kmalloc_noprof+0x443/0x760 [ 20.077835][ T323] ? alloc_buf.isra.0+0x4b/0x260 [ 20.077841][ T323] ? do_raw_spin_unlock+0x59/0x250 [ 20.077843][ T323] alloc_buf.isra.0+0x4b/0x260 [ 20.077847][ T323] put_chars+0x1e1/0x2f0 [ 20.077849][ T323] ? __send_to_port+0x420/0x420 [ 20.077851][ T323] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.077856][ T323] ? validate_chain+0x38b/0xc20 [ 20.077861][ T323] hvc_console_print+0x292/0x780 [ 20.077867][ T323] ? hvc_write+0x3a0/0x3a0 [ 20.077869][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.077872][ T323] ? lock_acquire+0x13c/0x160 [ 20.077876][ T323] console_emit_next_record+0x22f/0x4c0 [ 20.077880][ T323] ? devkmsg_read+0x4b0/0x4b0 [ 20.077881][ T323] ? console_flush_one_record+0x106/0x710 [ 20.077885][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.077887][ T323] ? lock_acquire+0x13c/0x160 [ 20.077891][ T323] console_flush_one_record+0x46f/0x710 [ 20.077895][ T323] ? console_emit_next_record+0x4c0/0x4c0 [ 20.077897][ T323] ? __lock_acquire+0x518/0xc20 [ 20.077902][ T323] console_unlock+0xee/0x1f0 [ 20.077905][ T323] ? console_flush_one_record+0x710/0x710 [ 20.077907][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.077909][ T323] ? lock_acquire+0x60/0x160 [ 20.077913][ T323] ? __down_trylock_console_sem+0x5e/0xa0 [ 20.077915][ T323] ? vprintk_emit+0x320/0x3e0 [ 20.077918][ T323] vprintk_emit+0x37c/0x3e0 [ 20.077922][ T323] ? wake_up_klogd_work_func+0x90/0x90 [ 20.077924][ T323] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.077925][ T323] ? netlink_unicast+0x486/0x750 [ 20.077928][ T323] ? netlink_sendmsg+0x735/0xc60 [ 20.077930][ T323] ? ____sys_sendmsg+0x415/0x880 [ 20.077933][ T323] ? ___sys_sendmsg+0x14e/0x1d0 [ 20.077934][ T323] ? __sys_sendmsg+0x12c/0x1d0 [ 20.077936][ T323] ? do_syscall_64+0xff/0x530 [ 20.077941][ T323] _printk+0xc7/0x100 [ 20.077945][ T323] ? snapshot_read.cold+0x21/0x21 [ 20.077949][ T323] ? netdev_name+0x43/0x60 [ 20.077953][ T323] ? __netdev_printk+0x17f/0x1d0 [ 20.077956][ T323] netdev_info+0xe2/0x116 [ 20.077958][ T323] ? netdev_notice+0x120/0x120 [ 20.077962][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.077965][ T323] ? __up_read+0x355/0x9e0 [ 20.077968][ T323] ? down_write_nested+0x200/0x200 [ 20.077969][ T323] ? __lock_release.isra.0+0x69/0x1a0 [ 20.077971][ T323] ? mutex_is_locked+0x1c/0x50 [ 20.077975][ T323] netif_set_allmulti.cold+0x7c/0x166 [ 20.077979][ T323] dev_set_allmulti+0xa2/0x150 [ 20.077983][ T323] del_nbp+0xb7/0xc10 [bridge] [ 20.077996][ T323] ? is_bpf_text_address+0x72/0x110 [ 20.078003][ T323] br_del_if+0xab/0x200 [bridge] [ 20.078010][ T323] ? rtnl_is_locked+0x15/0x20 [ 20.078019][ T323] do_set_master+0x15c/0x580 [ 20.078023][ T323] do_setlink.isra.0+0xa31/0x2750 [ 20.078027][ T323] ? stack_trace_save+0x93/0xc0 [ 20.078030][ T323] ? rtnl_link_get_size+0x350/0x350 [ 20.078031][ T323] ? rcu_read_lock_any_held+0x66/0x90 [ 20.078034][ T323] ? stack_depot_save_flags+0x38e/0x790 [ 20.078037][ T323] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 20.078040][ T323] ? rcu_read_lock_any_held+0x3c/0x90 [ 20.078042][ T323] ? validate_chain+0x38b/0xc20 [ 20.078044][ T323] ? kasan_save_stack+0x3d/0x50 [ 20.078047][ T323] ? kasan_save_stack+0x2f/0x50 [ 20.078049][ T323] ? kasan_save_track+0x14/0x30 [ 20.078052][ T323] ? __lock_acquire+0x518/0xc20 [ 20.078054][ T323] ? netlink_seq_next+0x4e/0x60 [ 20.078056][ T323] ? ___sys_sendmsg+0xb0/0x1d0 [ 20.078059][ T323] ? lock_acquire.part.0+0xd4/0x280 [ 20.078061][ T323] ? rtnl_newlink+0x9a8/0x11c0 [ 20.078063][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.078066][ T323] ? lock_acquire+0x13c/0x160 [ 20.078067][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.078069][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.078071][ T323] ? trace_contention_end+0xb3/0x180 [ 20.078074][ T323] ? __mutex_lock+0x1db/0x1ea0 [ 20.078077][ T323] ? __mutex_lock+0x9a3/0x1ea0 [ 20.078079][ T323] ? rtnl_newlink+0x9a8/0x11c0 [ 20.078082][ T323] ? ww_mutex_lock+0x160/0x160 [ 20.078084][ T323] ? nla_get_range_signed+0x3d0/0x3d0 [ 20.078089][ T323] ? __rtnl_newlink+0x3fa/0xa50 [ 20.078094][ T323] rtnl_newlink+0x9f1/0x11c0 [ 20.078099][ T323] ? rtnl_bridge_getlink+0x850/0x850 [ 20.078101][ T323] ? __lock_acquire+0x518/0xc20 [ 20.078105][ T323] ? lock_acquire.part.0+0xd4/0x280 [ 20.078107][ T323] ? find_held_lock+0x2b/0x80 [ 20.078109][ T323] ? rtnl_bridge_getlink+0x850/0x850 [ 20.078111][ T323] ? __lock_release.isra.0+0x69/0x1a0 [ 20.078115][ T323] ? rtnl_bridge_getlink+0x850/0x850 [ 20.078117][ T323] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 20.078120][ T323] ? rtnl_link_fill+0x920/0x920 [ 20.078121][ T323] ? __lock_acquire+0x518/0xc20 [ 20.078125][ T323] ? lock_acquire.part.0+0xd4/0x280 [ 20.078127][ T323] ? find_held_lock+0x2b/0x80 [ 20.078131][ T323] netlink_rcv_skb+0x14e/0x3a0 [ 20.078132][ T323] ? rtnl_link_fill+0x920/0x920 [ 20.078135][ T323] ? netlink_ack+0xcf0/0xcf0 [ 20.078141][ T323] ? netlink_deliver_tap+0xc5/0x330 [ 20.078143][ T323] ? netlink_deliver_tap+0x13c/0x330 [ 20.078147][ T323] netlink_unicast+0x486/0x750 [ 20.078150][ T323] ? netlink_attachskb+0x810/0x810 [ 20.078153][ T323] ? __lock_acquire+0x518/0xc20 [ 20.078157][ T323] netlink_sendmsg+0x735/0xc60 [ 20.078161][ T323] ? netlink_unicast+0x750/0x750 [ 20.078164][ T323] ? __might_fault+0x97/0x140 [ 20.078170][ T323] ____sys_sendmsg+0x415/0x880 [ 20.078172][ T323] ? copy_msghdr_from_user+0x279/0x420 [ 20.078174][ T323] ? get_timestamp.constprop.0+0x390/0x390 [ 20.078176][ T323] ? move_addr_to_kernel+0x40/0x40 [ 20.078183][ T323] ___sys_sendmsg+0x14e/0x1d0 [ 20.078186][ T323] ? copy_msghdr_from_user+0x420/0x420 [ 20.078201][ T323] __sys_sendmsg+0x12c/0x1d0 [ 20.078204][ T323] ? __sys_sendmsg_sock+0x20/0x20 [ 20.078210][ T323] ? rcu_is_watching+0x16/0xd0 [ 20.078213][ T323] do_syscall_64+0xff/0x530 [ 20.078215][ T323] ? exc_page_fault+0xee/0x100 [ 20.078218][ T323] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 20.078220][ T323] RIP: 0033:0x7f063bbac54e [ 20.078224][ T323] 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 [ 20.078225][ T323] RSP: 002b:00007ffd3660f7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 20.078228][ T323] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f063bbac54e [ 20.078230][ T323] RDX: 0000000000000000 RSI: 00007ffd3660f880 RDI: 0000000000000005 [ 20.078231][ T323] RBP: 00007ffd3660f7e0 R08: 0000000000000000 R09: 0000000000000000 [ 20.078231][ T323] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912f63 [ 20.078232][ T323] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3660ff40 [ 20.078239][ T323] [ 20.119142][ T323] veth2: left promiscuous mode [ 20.119577][ T323] br1: port 2(veth2) entered disabled state [ 20.157692][ T323] ip (323) used greatest stack depth: 23208 bytes left [ 20.175222][ T324] veth1: left allmulticast mode [ 20.175492][ T324] veth1: left promiscuous mode [ 20.175827][ T324] br1: port 1(veth1) entered disabled state [ 22.220301][ T326] br1: port 1(veth1) entered blocking state [ 22.220320][ T326] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.220323][ T326] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 326, name: ip [ 22.220325][ T326] preempt_count: 1, expected: 0 [ 22.220326][ T326] RCU nest depth: 0, expected: 0 [ 22.220326][ T326] locks held by ip/326: 5, last CPU#0: [ 22.220329][ T326] #0: ffffffff956d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 22.220340][ T326] #1: ffffffff94f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.220347][ T326] #2: ffffffff94f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.220350][ T326] #3: ffffffff94e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.220354][ T326] #4: ffffffff94e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 22.220358][ T326] irq event stamp: 12950 [ 22.220359][ T326] hardirqs last enabled at (12949): [] __down_trylock_console_sem+0x86/0xa0 [ 22.220362][ T326] hardirqs last disabled at (12950): [] console_emit_next_record+0x3d4/0x4c0 [ 22.220364][ T326] softirqs last enabled at (12890): [] __alloc_skb+0x4c2/0x5f0 [ 22.220367][ T326] softirqs last disabled at (12888): [] __alloc_skb+0x4c2/0x5f0 [ 22.220369][ T326] Preemption disabled at: [ 22.220370][ T326] [] vprintk_emit+0x31b/0x3e0 [ 22.220375][ T326] CPU: 0 UID: 0 PID: 326 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.220379][ T326] Tainted: [W]=WARN [ 22.220379][ T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.220381][ T326] Call Trace: [ 22.220383][ T326] [ 22.220385][ T326] dump_stack_lvl+0x6f/0xa0 [ 22.220390][ T326] ? vprintk_emit+0x31b/0x3e0 [ 22.220393][ T326] __might_resched.cold+0x1fe/0x2c1 [ 22.220397][ T326] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.220401][ T326] ? __kmalloc_noprof+0xdb/0x760 [ 22.220406][ T326] __kmalloc_noprof+0x443/0x760 [ 22.220408][ T326] ? alloc_buf.isra.0+0x4b/0x260 [ 22.220414][ T326] ? do_raw_spin_unlock+0x59/0x250 [ 22.220416][ T326] alloc_buf.isra.0+0x4b/0x260 [ 22.220419][ T326] put_chars+0x1e1/0x2f0 [ 22.220421][ T326] ? prb_final_commit+0x50/0x50 [ 22.220423][ T326] ? __send_to_port+0x420/0x420 [ 22.220426][ T326] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.220430][ T326] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.220433][ T326] ? validate_chain+0x38b/0xc20 [ 22.220436][ T326] hvc_console_print+0x292/0x780 [ 22.220439][ T326] ? mark_usage+0x61/0x170 [ 22.220441][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220442][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220446][ T326] ? hvc_write+0x3a0/0x3a0 [ 22.220448][ T326] ? console_emit_next_record+0x1df/0x4c0 [ 22.220451][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220454][ T326] ? lock_acquire+0x13c/0x160 [ 22.220458][ T326] console_emit_next_record+0x22f/0x4c0 [ 22.220461][ T326] ? devkmsg_read+0x4b0/0x4b0 [ 22.220463][ T326] ? console_flush_one_record+0x106/0x710 [ 22.220466][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220469][ T326] ? lock_acquire+0x13c/0x160 [ 22.220473][ T326] console_flush_one_record+0x46f/0x710 [ 22.220477][ T326] ? console_emit_next_record+0x4c0/0x4c0 [ 22.220478][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220484][ T326] console_unlock+0xee/0x1f0 [ 22.220486][ T326] ? console_flush_one_record+0x710/0x710 [ 22.220488][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220491][ T326] ? lock_acquire+0x60/0x160 [ 22.220494][ T326] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.220496][ T326] ? vprintk_emit+0x320/0x3e0 [ 22.220499][ T326] vprintk_emit+0x37c/0x3e0 [ 22.220503][ T326] ? wake_up_klogd_work_func+0x90/0x90 [ 22.220506][ T326] ? __lock_release.isra.0+0x69/0x1a0 [ 22.220508][ T326] ? mark_held_locks+0x40/0x70 [ 22.220512][ T326] _printk+0xc7/0x100 [ 22.220515][ T326] ? snapshot_read.cold+0x21/0x21 [ 22.220519][ T326] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 22.220532][ T326] ? do_setlink.isra.0+0xa31/0x2750 [ 22.220533][ T326] ? rtnl_newlink+0x9f1/0x11c0 [ 22.220534][ T326] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.220538][ T326] br_set_state+0x22f/0x430 [bridge] [ 22.220548][ T326] br_init_port+0xc4/0x200 [bridge] [ 22.220557][ T326] new_nbp+0x39c/0x580 [bridge] [ 22.220566][ T326] br_add_if+0x212/0x1320 [bridge] [ 22.220573][ T326] ? is_bpf_text_address+0x72/0x110 [ 22.220577][ T326] ? kernel_text_address+0x149/0x170 [ 22.220580][ T326] ? __kernel_text_address+0x12/0x30 [ 22.220584][ T326] do_set_master+0x357/0x580 [ 22.220588][ T326] do_setlink.isra.0+0xa31/0x2750 [ 22.220591][ T326] ? stack_trace_save+0x93/0xc0 [ 22.220594][ T326] ? rtnl_link_get_size+0x350/0x350 [ 22.220595][ T326] ? rcu_read_lock_any_held+0x66/0x90 [ 22.220597][ T326] ? stack_depot_save_flags+0x38e/0x790 [ 22.220601][ T326] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 22.220603][ T326] ? rcu_read_lock_any_held+0x3c/0x90 [ 22.220605][ T326] ? validate_chain+0x38b/0xc20 [ 22.220608][ T326] ? kasan_save_stack+0x3d/0x50 [ 22.220611][ T326] ? kasan_save_stack+0x2f/0x50 [ 22.220612][ T326] ? kasan_save_track+0x14/0x30 [ 22.220615][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220617][ T326] ? netlink_seq_next+0x4e/0x60 [ 22.220620][ T326] ? ___sys_sendmsg+0xb0/0x1d0 [ 22.220624][ T326] ? lock_acquire.part.0+0xd4/0x280 [ 22.220626][ T326] ? rtnl_newlink+0x9a8/0x11c0 [ 22.220628][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220631][ T326] ? lock_acquire+0x13c/0x160 [ 22.220632][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220634][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220636][ T326] ? trace_contention_end+0xb3/0x180 [ 22.220640][ T326] ? __mutex_lock+0x1db/0x1ea0 [ 22.220643][ T326] ? __mutex_lock+0x9a3/0x1ea0 [ 22.220645][ T326] ? rtnl_newlink+0x9a8/0x11c0 [ 22.220648][ T326] ? ww_mutex_lock+0x160/0x160 [ 22.220652][ T326] ? nla_get_range_signed+0x3d0/0x3d0 [ 22.220657][ T326] ? __rtnl_newlink+0x3fa/0xa50 [ 22.220662][ T326] rtnl_newlink+0x9f1/0x11c0 [ 22.220667][ T326] ? rtnl_bridge_getlink+0x850/0x850 [ 22.220669][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220674][ T326] ? lock_acquire.part.0+0xd4/0x280 [ 22.220675][ T326] ? find_held_lock+0x2b/0x80 [ 22.220677][ T326] ? rtnl_bridge_getlink+0x850/0x850 [ 22.220679][ T326] ? __lock_release.isra.0+0x69/0x1a0 [ 22.220683][ T326] ? rtnl_bridge_getlink+0x850/0x850 [ 22.220685][ T326] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.220688][ T326] ? rtnl_link_fill+0x920/0x920 [ 22.220689][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220693][ T326] ? lock_acquire.part.0+0xd4/0x280 [ 22.220695][ T326] ? find_held_lock+0x2b/0x80 [ 22.220698][ T326] netlink_rcv_skb+0x14e/0x3a0 [ 22.220700][ T326] ? rtnl_link_fill+0x920/0x920 [ 22.220704][ T326] ? netlink_ack+0xcf0/0xcf0 [ 22.220712][ T326] ? netlink_deliver_tap+0xc5/0x330 [ 22.220713][ T326] ? netlink_deliver_tap+0x13c/0x330 [ 22.220717][ T326] netlink_unicast+0x486/0x750 [ 22.220721][ T326] ? netlink_attachskb+0x810/0x810 [ 22.220723][ T326] ? __lock_acquire+0x518/0xc20 [ 22.220727][ T326] netlink_sendmsg+0x735/0xc60 [ 22.220731][ T326] ? netlink_unicast+0x750/0x750 [ 22.220735][ T326] ? __might_fault+0x97/0x140 [ 22.220740][ T326] ____sys_sendmsg+0x415/0x880 [ 22.220742][ T326] ? copy_msghdr_from_user+0x279/0x420 [ 22.220744][ T326] ? get_timestamp.constprop.0+0x390/0x390 [ 22.220746][ T326] ? move_addr_to_kernel+0x40/0x40 [ 22.220753][ T326] ___sys_sendmsg+0x14e/0x1d0 [ 22.220756][ T326] ? copy_msghdr_from_user+0x420/0x420 [ 22.220771][ T326] __sys_sendmsg+0x12c/0x1d0 [ 22.220773][ T326] ? __sys_sendmsg_sock+0x20/0x20 [ 22.220779][ T326] ? rcu_is_watching+0x16/0xd0 [ 22.220783][ T326] do_syscall_64+0xff/0x530 [ 22.220785][ T326] ? exc_page_fault+0xee/0x100 [ 22.220788][ T326] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.220791][ T326] RIP: 0033:0x7fbb511a354e [ 22.220794][ T326] 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 [ 22.220795][ T326] RSP: 002b:00007fff0d46c9d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 22.220798][ T326] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbb511a354e [ 22.220800][ T326] RDX: 0000000000000000 RSI: 00007fff0d46ca80 RDI: 0000000000000005 [ 22.220800][ T326] RBP: 00007fff0d46c9e0 R08: 0000000000000000 R09: 0000000000000000 [ 22.220801][ T326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912f65 [ 22.220802][ T326] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0d46d140 [ 22.220809][ T326] [ 22.268868][ T326] br1: port 1(veth1) entered disabled state [ 22.269208][ T326] veth1: entered allmulticast mode [ 22.270811][ T326] veth1: entered promiscuous mode [ 22.277066][ T326] br1: port 1(veth1) entered blocking state [ 22.277363][ T326] br1: port 1(veth1) entered forwarding state [ 22.316426][ T327] br1: port 2(veth2) entered blocking state [ 22.317023][ T327] br1: port 2(veth2) entered disabled state [ 22.317567][ T327] veth2: entered allmulticast mode [ 22.320239][ T327] veth2: entered promiscuous mode [ 22.321348][ T327] br1: port 2(veth2) entered blocking state [ 22.321878][ T327] br1: port 2(veth2) entered forwarding state [ 24.921971][ T374] br1: port 2(veth2) entered disabled state [ 24.921991][ T374] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.921993][ T374] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 374, name: ip [ 24.921995][ T374] preempt_count: 202, expected: 0 [ 24.921996][ T374] RCU nest depth: 0, expected: 0 [ 24.921997][ T374] locks held by ip/374: 6, last CPU#3: [ 24.921999][ T374] #0: ffffffff956d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 24.922012][ T374] #1: ff1100000d012e58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 24.922034][ T374] #2: ffffffff94f69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.922040][ T374] #3: ffffffff94f69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.922044][ T374] #4: ffffffff94e89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.922047][ T374] #5: ffffffff94e89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 24.922051][ T374] irq event stamp: 23927 [ 24.922052][ T374] hardirqs last enabled at (23926): [] __down_trylock_console_sem+0x86/0xa0 [ 24.922055][ T374] hardirqs last disabled at (23927): [] console_emit_next_record+0x3d4/0x4c0 [ 24.922057][ T374] softirqs last enabled at (23910): [] ipv6_mc_down+0x134/0x2d0 [ 24.922061][ T374] softirqs last disabled at (23922): [] br_device_event+0x1d7/0x8f0 [bridge] [ 24.922071][ T374] Preemption disabled at: [ 24.922072][ T374] [<0000000000000000>] 0x0 [ 24.922078][ T374] CPU: 3 UID: 0 PID: 374 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.922081][ T374] Tainted: [W]=WARN [ 24.922082][ T374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.922084][ T374] Call Trace: [ 24.922086][ T374] [ 24.922087][ T374] dump_stack_lvl+0x6f/0xa0 [ 24.922094][ T374] __might_resched.cold+0x1fe/0x2c1 [ 24.922098][ T374] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.922103][ T374] ? __kmalloc_noprof+0xdb/0x760 [ 24.922108][ T374] __kmalloc_noprof+0x443/0x760 [ 24.922111][ T374] ? alloc_buf.isra.0+0x4b/0x260 [ 24.922116][ T374] ? do_raw_spin_unlock+0x59/0x250 [ 24.922119][ T374] alloc_buf.isra.0+0x4b/0x260 [ 24.922122][ T374] put_chars+0x1e1/0x2f0 [ 24.922125][ T374] ? __send_to_port+0x420/0x420 [ 24.922128][ T374] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.922132][ T374] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.922135][ T374] ? validate_chain+0x38b/0xc20 [ 24.922139][ T374] hvc_console_print+0x292/0x780 [ 24.922141][ T374] ? mark_usage+0x61/0x170 [ 24.922143][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922145][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922149][ T374] ? hvc_write+0x3a0/0x3a0 [ 24.922150][ T374] ? lock_acquire.part.0+0xd4/0x280 [ 24.922154][ T374] ? lock_acquire+0x13c/0x160 [ 24.922158][ T374] console_emit_next_record+0x22f/0x4c0 [ 24.922164][ T374] ? devkmsg_read+0x4b0/0x4b0 [ 24.922166][ T374] ? console_flush_one_record+0x106/0x710 [ 24.922170][ T374] ? rcu_is_watching+0x16/0xd0 [ 24.922172][ T374] ? lock_acquire+0x13c/0x160 [ 24.922176][ T374] console_flush_one_record+0x46f/0x710 [ 24.922180][ T374] ? console_emit_next_record+0x4c0/0x4c0 [ 24.922182][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922187][ T374] console_unlock+0xee/0x1f0 [ 24.922190][ T374] ? console_flush_one_record+0x710/0x710 [ 24.922192][ T374] ? rcu_is_watching+0x16/0xd0 [ 24.922194][ T374] ? lock_acquire+0x60/0x160 [ 24.922198][ T374] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.922200][ T374] ? vprintk_emit+0x320/0x3e0 [ 24.922203][ T374] vprintk_emit+0x37c/0x3e0 [ 24.922207][ T374] ? wake_up_klogd_work_func+0x90/0x90 [ 24.922209][ T374] ? mark_held_locks+0x40/0x70 [ 24.922212][ T374] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.922214][ T374] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.922218][ T374] _printk+0xc7/0x100 [ 24.922221][ T374] ? snapshot_read.cold+0x21/0x21 [ 24.922229][ T374] br_set_state+0x22f/0x430 [bridge] [ 24.922241][ T374] br_stp_disable_port+0x11f/0x390 [bridge] [ 24.922251][ T374] br_device_event+0x7b5/0x8f0 [bridge] [ 24.922259][ T374] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 24.922263][ T374] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 24.922269][ T374] notifier_call_chain+0xae/0x300 [ 24.922275][ T374] __dev_notify_flags+0x23c/0x3c0 [ 24.922280][ T374] ? netif_change_name+0x8c0/0x8c0 [ 24.922283][ T374] ? netif_set_allmulti+0x250/0x250 [ 24.922286][ T374] ? __kernel_text_address+0x12/0x30 [ 24.922289][ T374] ? write_profile+0xf0/0xf0 [ 24.922291][ T374] ? unwind_get_return_address+0x67/0xd0 [ 24.922296][ T374] netif_change_flags+0xfe/0x190 [ 24.922300][ T374] do_setlink.isra.0+0x1cc3/0x2750 [ 24.922303][ T374] ? stack_trace_save+0x93/0xc0 [ 24.922305][ T374] ? rtnl_link_get_size+0x350/0x350 [ 24.922307][ T374] ? rcu_read_lock_any_held+0x66/0x90 [ 24.922309][ T374] ? stack_depot_save_flags+0x38e/0x790 [ 24.922312][ T374] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 24.922315][ T374] ? rcu_read_lock_any_held+0x3c/0x90 [ 24.922316][ T374] ? validate_chain+0x38b/0xc20 [ 24.922319][ T374] ? kasan_save_stack+0x3d/0x50 [ 24.922322][ T374] ? kasan_save_stack+0x2f/0x50 [ 24.922324][ T374] ? kasan_save_track+0x14/0x30 [ 24.922327][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922329][ T374] ? netlink_seq_next+0x4e/0x60 [ 24.922332][ T374] ? ___sys_sendmsg+0xb0/0x1d0 [ 24.922337][ T374] ? lock_acquire.part.0+0xd4/0x280 [ 24.922338][ T374] ? rtnl_newlink+0x9a8/0x11c0 [ 24.922341][ T374] ? rcu_is_watching+0x16/0xd0 [ 24.922343][ T374] ? lock_acquire+0x13c/0x160 [ 24.922345][ T374] ? rcu_is_watching+0x16/0xd0 [ 24.922347][ T374] ? rcu_is_watching+0x16/0xd0 [ 24.922349][ T374] ? trace_contention_end+0xb3/0x180 [ 24.922353][ T374] ? __mutex_lock+0x1db/0x1ea0 [ 24.922355][ T374] ? __mutex_lock+0x9a3/0x1ea0 [ 24.922357][ T374] ? rtnl_newlink+0x9a8/0x11c0 [ 24.922360][ T374] ? ww_mutex_lock+0x160/0x160 [ 24.922362][ T374] ? nla_get_range_signed+0x3d0/0x3d0 [ 24.922367][ T374] ? __rtnl_newlink+0x3fa/0xa50 [ 24.922372][ T374] rtnl_newlink+0x9f1/0x11c0 [ 24.922377][ T374] ? rtnl_bridge_getlink+0x850/0x850 [ 24.922379][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922383][ T374] ? lock_acquire.part.0+0xd4/0x280 [ 24.922385][ T374] ? find_held_lock+0x2b/0x80 [ 24.922387][ T374] ? rtnl_bridge_getlink+0x850/0x850 [ 24.922389][ T374] ? __lock_release.isra.0+0x69/0x1a0 [ 24.922393][ T374] ? rtnl_bridge_getlink+0x850/0x850 [ 24.922395][ T374] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.922398][ T374] ? rtnl_link_fill+0x920/0x920 [ 24.922399][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922404][ T374] ? lock_acquire.part.0+0xd4/0x280 [ 24.922406][ T374] ? find_held_lock+0x2b/0x80 [ 24.922409][ T374] netlink_rcv_skb+0x14e/0x3a0 [ 24.922411][ T374] ? rtnl_link_fill+0x920/0x920 [ 24.922414][ T374] ? netlink_ack+0xcf0/0xcf0 [ 24.922420][ T374] ? netlink_deliver_tap+0xc5/0x330 [ 24.922421][ T374] ? netlink_deliver_tap+0x13c/0x330 [ 24.922426][ T374] netlink_unicast+0x486/0x750 [ 24.922429][ T374] ? netlink_attachskb+0x810/0x810 [ 24.922432][ T374] ? __lock_acquire+0x518/0xc20 [ 24.922436][ T374] netlink_sendmsg+0x735/0xc60 [ 24.922440][ T374] ? netlink_unicast+0x750/0x750 [ 24.922444][ T374] ? __might_fault+0x97/0x140 [ 24.922450][ T374] ____sys_sendmsg+0x415/0x880 [ 24.922452][ T374] ? copy_msghdr_from_user+0x279/0x420 [ 24.922454][ T374] ? get_timestamp.constprop.0+0x390/0x390 [ 24.922456][ T374] ? move_addr_to_kernel+0x40/0x40 [ 24.922463][ T374] ___sys_sendmsg+0x14e/0x1d0 [ 24.922466][ T374] ? copy_msghdr_from_user+0x420/0x420 [ 24.922482][ T374] __sys_sendmsg+0x12c/0x1d0 [ 24.922485][ T374] ? __sys_sendmsg_sock+0x20/0x20 [ 24.922491][ T374] ? rcu_is_watching+0x16/0xd0 [ 24.922495][ T374] do_syscall_64+0xff/0x530 [ 24.922497][ T374] ? exc_page_fault+0xee/0x100 [ 24.922500][ T374] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.922503][ T374] RIP: 0033:0x7f2d20acc54e [ 24.922505][ T374] 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 [ 24.922507][ T374] RSP: 002b:00007ffdc19017b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.922510][ T374] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2d20acc54e [ 24.922511][ T374] RDX: 0000000000000000 RSI: 00007ffdc1901860 RDI: 0000000000000005 [ 24.922512][ T374] RBP: 00007ffdc19017c0 R08: 0000000000000000 R09: 0000000000000000 [ 24.922513][ T374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912f68 [ 24.922514][ T374] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdc1901f20 [ 24.922521][ T374] [ 24.968899][ T374] veth2: left allmulticast mode [ 24.969134][ T374] veth2: left promiscuous mode [ 24.969449][ T374] br1: port 2(veth2) entered disabled state [ 24.977546][ T374] ip (374) used greatest stack depth: 23016 bytes left [ 24.995313][ T375] br1: port 1(veth1) entered disabled state [ 24.996863][ T375] veth1: left allmulticast mode [ 24.997096][ T375] veth1: left promiscuous mode [ 24.997399][ T375] br1: port 1(veth1) entered disabled state