[ 8.812314][ T184] team0: Port device dummy1 added [ 8.812366][ T184] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.812368][ T184] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 184, name: ip [ 8.812370][ T184] preempt_count: 1, expected: 0 [ 8.812371][ T184] RCU nest depth: 0, expected: 0 [ 8.812372][ T184] locks held by ip/184: 5, last CPU#2: [ 8.812374][ T184] #0: ffffffffa6b22700 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 8.812386][ T184] #1: ffffffffa6399cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.812391][ T184] #2: ffffffffa6399d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.812395][ T184] #3: ffffffffa6289660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.812398][ T184] #4: ffffffffa6289560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x202/0x4f0 [ 8.812401][ T184] irq event stamp: 28992 [ 8.812402][ T184] hardirqs last enabled at (28991): [] __down_trylock_console_sem+0x86/0xa0 [ 8.812405][ T184] hardirqs last disabled at (28992): [] console_emit_next_record+0x3f8/0x4f0 [ 8.812406][ T184] softirqs last enabled at (28886): [] __alloc_skb+0x4c5/0x5f0 [ 8.812410][ T184] softirqs last disabled at (28884): [] __alloc_skb+0x4c5/0x5f0 [ 8.812412][ T184] Preemption disabled at: [ 8.812412][ T184] [] vprintk_emit+0x31b/0x3e0 [ 8.812417][ T184] CPU: 2 UID: 0 PID: 184 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.812427][ T184] Tainted: [W]=WARN [ 8.812428][ T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.812429][ T184] Call Trace: [ 8.812431][ T184] [ 8.812432][ T184] dump_stack_lvl+0x6f/0xa0 [ 8.812437][ T184] ? vprintk_emit+0x31b/0x3e0 [ 8.812439][ T184] __might_resched.cold+0x1fe/0x2c1 [ 8.812444][ T184] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.812447][ T184] ? __kmalloc_noprof+0xdb/0x760 [ 8.812453][ T184] __kmalloc_noprof+0x443/0x760 [ 8.812455][ T184] ? alloc_buf.isra.0+0x4b/0x260 [ 8.812461][ T184] ? do_raw_spin_unlock+0x59/0x250 [ 8.812463][ T184] alloc_buf.isra.0+0x4b/0x260 [ 8.812468][ T184] put_chars+0x1e1/0x2f0 [ 8.812472][ T184] ? __send_to_port+0x420/0x420 [ 8.812475][ T184] ? validate_chain+0x34a/0xc20 [ 8.812480][ T184] hvc_console_print+0x292/0x780 [ 8.812484][ T184] ? __lock_acquire+0x518/0xc20 [ 8.812489][ T184] ? hvc_write+0x3a0/0x3a0 [ 8.812492][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812498][ T184] console_emit_next_record+0x252/0x4f0 [ 8.812501][ T184] ? devkmsg_read+0x4e0/0x4e0 [ 8.812505][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812507][ T184] ? lock_acquire+0x13c/0x160 [ 8.812511][ T184] console_flush_one_record+0x46f/0x710 [ 8.812514][ T184] ? console_emit_next_record+0x4f0/0x4f0 [ 8.812516][ T184] ? __lock_acquire+0x518/0xc20 [ 8.812521][ T184] console_unlock+0xee/0x1f0 [ 8.812523][ T184] ? console_flush_one_record+0x710/0x710 [ 8.812524][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812526][ T184] ? lock_acquire+0x60/0x160 [ 8.812530][ T184] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.812532][ T184] ? vprintk_emit+0x320/0x3e0 [ 8.812535][ T184] vprintk_emit+0x37c/0x3e0 [ 8.812538][ T184] ? wake_up_klogd_work_func+0x90/0x90 [ 8.812540][ T184] ? __nlmsg_put+0x144/0x190 [ 8.812546][ T184] _printk+0xc7/0x100 [ 8.812549][ T184] ? snapshot_read.cold+0x21/0x21 [ 8.812553][ T184] ? netdev_name+0x43/0x60 [ 8.812557][ T184] ? __netdev_printk+0x17f/0x1d0 [ 8.812560][ T184] netdev_info+0xe2/0x116 [ 8.812562][ T184] ? netdev_notice+0x120/0x120 [ 8.812566][ T184] ? _mutex_trylock_nest_lock+0x390/0x390 [ 8.812569][ T184] ? team_nl_send_options_get+0x650/0x650 [ 8.812573][ T184] ? lockdep_hardirqs_on+0x91/0x130 [ 8.812577][ T184] team_port_add+0xfc9/0x17b0 [ 8.812583][ T184] ? team_port_enable+0xc0/0xc0 [ 8.812584][ T184] ? is_bpf_text_address+0x72/0x110 [ 8.812591][ T184] do_set_master+0x3b2/0x780 [ 8.812595][ T184] do_setlink.isra.0+0x9ec/0x2a60 [ 8.812598][ T184] ? stack_trace_save+0x93/0xc0 [ 8.812602][ T184] ? rtnl_link_get_size+0x350/0x350 [ 8.812604][ T184] ? rcu_read_lock_any_held+0x66/0x90 [ 8.812607][ T184] ? stack_depot_save_flags+0x38e/0x790 [ 8.812610][ T184] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 8.812612][ T184] ? rcu_read_lock_any_held+0x3c/0x90 [ 8.812614][ T184] ? validate_chain+0x38b/0xc20 [ 8.812617][ T184] ? kasan_save_stack+0x3d/0x50 [ 8.812619][ T184] ? kasan_save_stack+0x2f/0x50 [ 8.812620][ T184] ? kasan_save_track+0x14/0x30 [ 8.812623][ T184] ? __lock_acquire+0x518/0xc20 [ 8.812625][ T184] ? netlink_seq_next+0x5e/0x60 [ 8.812627][ T184] ? ___sys_sendmsg+0xc0/0x1d0 [ 8.812630][ T184] ? lock_acquire.part.0+0xd4/0x280 [ 8.812632][ T184] ? rtnl_newlink+0x9a8/0x11b0 [ 8.812635][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812637][ T184] ? lock_acquire+0x13c/0x160 [ 8.812639][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812640][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812642][ T184] ? trace_contention_end+0xb3/0x180 [ 8.812645][ T184] ? __mutex_lock+0x1db/0x1ea0 [ 8.812646][ T184] ? __mutex_lock+0x9a3/0x1ea0 [ 8.812648][ T184] ? rtnl_newlink+0x9a8/0x11b0 [ 8.812652][ T184] ? ww_mutex_lock+0x160/0x160 [ 8.812653][ T184] ? nla_get_range_signed+0x3d0/0x3d0 [ 8.812659][ T184] ? __rtnl_newlink+0x3fa/0xa50 [ 8.812664][ T184] rtnl_newlink+0x9f1/0x11b0 [ 8.812670][ T184] ? rtnl_bridge_getlink+0x850/0x850 [ 8.812672][ T184] ? __lock_acquire+0x518/0xc20 [ 8.812677][ T184] ? lock_acquire.part.0+0xd4/0x280 [ 8.812679][ T184] ? find_held_lock+0x2b/0x80 [ 8.812681][ T184] ? rtnl_bridge_getlink+0x850/0x850 [ 8.812683][ T184] ? __lock_release.isra.0+0x69/0x1a0 [ 8.812687][ T184] ? rtnl_bridge_getlink+0x850/0x850 [ 8.812689][ T184] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 8.812693][ T184] ? rtnl_link_fill+0x900/0x900 [ 8.812695][ T184] ? __lock_acquire+0x518/0xc20 [ 8.812699][ T184] ? lock_acquire.part.0+0xd4/0x280 [ 8.812701][ T184] ? find_held_lock+0x2b/0x80 [ 8.812705][ T184] netlink_rcv_skb+0x14e/0x3a0 [ 8.812707][ T184] ? rtnl_link_fill+0x900/0x900 [ 8.812710][ T184] ? netlink_ack+0xcd0/0xcd0 [ 8.812716][ T184] ? netlink_deliver_tap+0xc5/0x330 [ 8.812717][ T184] ? netlink_deliver_tap+0x13c/0x330 [ 8.812721][ T184] netlink_unicast+0x486/0x750 [ 8.812725][ T184] ? netlink_attachskb+0x810/0x810 [ 8.812728][ T184] ? __lock_acquire+0x518/0xc20 [ 8.812732][ T184] netlink_sendmsg+0x735/0xc60 [ 8.812736][ T184] ? netlink_unicast+0x750/0x750 [ 8.812739][ T184] ? __might_fault+0x97/0x140 [ 8.812745][ T184] ____sys_sendmsg+0x415/0x880 [ 8.812747][ T184] ? copy_msghdr_from_user+0x279/0x420 [ 8.812749][ T184] ? get_timestamp.constprop.0+0x3a0/0x3a0 [ 8.812750][ T184] ? move_addr_to_kernel+0x40/0x40 [ 8.812757][ T184] ___sys_sendmsg+0x14e/0x1d0 [ 8.812760][ T184] ? copy_msghdr_from_user+0x420/0x420 [ 8.812774][ T184] __sys_sendmsg+0x12c/0x1d0 [ 8.812777][ T184] ? __sys_sendmsg_sock+0x20/0x20 [ 8.812783][ T184] ? rcu_is_watching+0x16/0xd0 [ 8.812786][ T184] do_syscall_64+0xff/0x530 [ 8.812788][ T184] ? exc_page_fault+0xee/0x100 [ 8.812790][ T184] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8.812793][ T184] RIP: 0033:0x7fab2ff7354e [ 8.812797][ T184] 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 [ 8.812798][ T184] RSP: 002b:00007ffdd12f5700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 8.812801][ T184] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fab2ff7354e [ 8.812802][ T184] RDX: 0000000000000000 RSI: 00007ffdd12f57b0 RDI: 0000000000000005 [ 8.812803][ T184] RBP: 00007ffdd12f5710 R08: 0000000000000000 R09: 0000000000000000 [ 8.812804][ T184] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90edc6 [ 8.812805][ T184] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd12f5e70 [ 8.812811][ T184] [ 8.887424][ T184] ip (184) used greatest stack depth: 23144 bytes left [ 8.933654][ T186] team0: Port device dummy2 added [ 9.010853][ T29] dummy1: entered promiscuous mode [ 9.011204][ T29] dummy2: entered promiscuous mode [ 9.152078][ T10] dummy1: left promiscuous mode [ 9.152320][ T10] dummy2: left promiscuous mode [ 9.180783][ T209] team0 (unregistering): Port device dummy1 removed [ 9.188397][ T209] team0 (unregistering): Port device dummy2 removed