[ 684.068235][ T2200] br1: port 1(veth3) entered disabled state [ 684.068253][ T2200] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 684.068255][ T2200] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2200, name: ip [ 684.068257][ T2200] preempt_count: 202, expected: 0 [ 684.068257][ T2200] RCU nest depth: 0, expected: 0 [ 684.068258][ T2200] INFO: lockdep is turned off. [ 684.068259][ T2200] irq event stamp: 0 [ 684.068260][ T2200] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 684.068265][ T2200] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 684.068271][ T2200] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 684.068273][ T2200] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 684.068274][ T2200] Preemption disabled at: [ 684.068275][ T2200] [<0000000000000000>] 0x0 [ 684.068280][ T2200] CPU: 2 UID: 0 PID: 2200 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 684.068284][ T2200] Tainted: [W]=WARN [ 684.068285][ T2200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 684.068287][ T2200] Call Trace: [ 684.068289][ T2200] [ 684.068290][ T2200] dump_stack_lvl+0x6f/0xa0 [ 684.068296][ T2200] __might_resched.cold+0x1fe/0x2c1 [ 684.068300][ T2200] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 684.068303][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068308][ T2200] __kmalloc_noprof+0x443/0x760 [ 684.068311][ T2200] ? __rwlock_init+0x150/0x150 [ 684.068314][ T2200] ? alloc_buf.isra.0+0x4b/0x260 [ 684.068318][ T2200] ? do_raw_spin_unlock+0x59/0x250 [ 684.068320][ T2200] alloc_buf.isra.0+0x4b/0x260 [ 684.068322][ T2200] put_chars+0x1e1/0x2f0 [ 684.068324][ T2200] ? __send_to_port+0x420/0x420 [ 684.068326][ T2200] ? printk_get_next_message+0x240/0x650 [ 684.068331][ T2200] hvc_console_print+0x292/0x780 [ 684.068334][ T2200] ? hvc_write+0x3a0/0x3a0 [ 684.068337][ T2200] ? __rwlock_init+0x150/0x150 [ 684.068339][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068340][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068343][ T2200] console_emit_next_record+0x22f/0x4c0 [ 684.068346][ T2200] ? devkmsg_read+0x4b0/0x4b0 [ 684.068347][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068349][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068351][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068353][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068355][ T2200] ? console_flush_one_record+0x111/0x710 [ 684.068356][ T2200] console_flush_one_record+0x46f/0x710 [ 684.068359][ T2200] ? console_emit_next_record+0x4c0/0x4c0 [ 684.068361][ T2200] console_unlock+0xee/0x1f0 [ 684.068363][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068365][ T2200] ? console_flush_one_record+0x710/0x710 [ 684.068366][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068368][ T2200] ? lock_release+0x184/0x1f0 [ 684.068369][ T2200] ? lock_acquire+0x60/0x160 [ 684.068371][ T2200] ? __rcu_read_lock+0x30/0x70 [ 684.068373][ T2200] ? __down_trylock_console_sem+0x5e/0xa0 [ 684.068375][ T2200] ? vprintk_emit+0x320/0x3e0 [ 684.068377][ T2200] vprintk_emit+0x37c/0x3e0 [ 684.068379][ T2200] ? wake_up_klogd_work_func+0x90/0x90 [ 684.068381][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068383][ T2200] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 684.068385][ T2200] ? trace_hardirqs_on+0x36/0x40 [ 684.068387][ T2200] _printk+0xc7/0x100 [ 684.068391][ T2200] ? snapshot_read.cold+0x21/0x21 [ 684.068393][ T2200] ? ipv6_mc_down+0x17e/0x2d0 [ 684.068397][ T2200] br_set_state+0x22f/0x430 [bridge] [ 684.068411][ T2200] br_stp_disable_port+0x11f/0x390 [bridge] [ 684.068419][ T2200] br_device_event+0x7b5/0x8f0 [bridge] [ 684.068427][ T2200] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 684.068431][ T2200] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 684.068433][ T2200] ? addrconf_notify+0x2c8/0xf30 [ 684.068436][ T2200] notifier_call_chain+0xae/0x300 [ 684.068439][ T2200] __dev_notify_flags+0x23c/0x3c0 [ 684.068443][ T2200] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 684.068445][ T2200] ? netif_change_name+0x8c0/0x8c0 [ 684.068447][ T2200] ? netif_set_allmulti+0x250/0x250 [ 684.068449][ T2200] ? __kernel_text_address+0x12/0x30 [ 684.068451][ T2200] ? write_profile+0xf0/0xf0 [ 684.068453][ T2200] ? unwind_get_return_address+0x67/0xd0 [ 684.068456][ T2200] netif_change_flags+0xfe/0x190 [ 684.068459][ T2200] do_setlink.isra.0+0x1cc3/0x2750 [ 684.068462][ T2200] ? stack_trace_save+0x93/0xc0 [ 684.068463][ T2200] ? rtnl_link_get_size+0x350/0x350 [ 684.068464][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068466][ T2200] ? stack_depot_save_flags+0x1bc/0x790 [ 684.068470][ T2200] ? kasan_save_stack+0x3d/0x50 [ 684.068473][ T2200] ? kasan_save_stack+0x2f/0x50 [ 684.068474][ T2200] ? kasan_save_track+0x14/0x30 [ 684.068476][ T2200] ? __kasan_kmalloc+0x7b/0x90 [ 684.068477][ T2200] ? __kmalloc_cache_noprof+0x29a/0x620 [ 684.068479][ T2200] ? rtnl_newlink+0x124/0x11c0 [ 684.068480][ T2200] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 684.068481][ T2200] ? netlink_rcv_skb+0x14e/0x3a0 [ 684.068484][ T2200] ? netlink_unicast+0x486/0x750 [ 684.068485][ T2200] ? netlink_sendmsg+0x735/0xc60 [ 684.068487][ T2200] ? ____sys_sendmsg+0x415/0x880 [ 684.068489][ T2200] ? ___sys_sendmsg+0x14e/0x1d0 [ 684.068491][ T2200] ? __sys_sendmsg+0x12c/0x1d0 [ 684.068493][ T2200] ? do_syscall_64+0xff/0x530 [ 684.068495][ T2200] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 684.068497][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068499][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068500][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068502][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068504][ T2200] ? trace_contention_end+0xb3/0x180 [ 684.068507][ T2200] ? __mutex_lock+0x1db/0x1ea0 [ 684.068508][ T2200] ? __mutex_lock+0x9a3/0x1ea0 [ 684.068510][ T2200] ? rtnl_newlink+0x9a8/0x11c0 [ 684.068511][ T2200] ? ww_mutex_lock+0x160/0x160 [ 684.068514][ T2200] ? __rtnl_newlink+0x3fa/0xa50 [ 684.068516][ T2200] rtnl_newlink+0x9f1/0x11c0 [ 684.068518][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068519][ T2200] ? rtnl_bridge_getlink+0x850/0x850 [ 684.068521][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068522][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068524][ T2200] ? is_bpf_text_address+0x3e/0x110 [ 684.068527][ T2200] ? is_bpf_text_address+0x72/0x110 [ 684.068529][ T2200] ? kernel_text_address+0x149/0x170 [ 684.068530][ T2200] ? __kernel_text_address+0x12/0x30 [ 684.068531][ T2200] ? write_profile+0xf0/0xf0 [ 684.068533][ T2200] ? unwind_get_return_address+0x67/0xd0 [ 684.068534][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068536][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068537][ T2200] ? cap_capable+0x1d7/0x3d0 [ 684.068541][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068542][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068544][ T2200] ? rtnl_bridge_getlink+0x850/0x850 [ 684.068545][ T2200] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 684.068547][ T2200] ? rtnl_link_fill+0x920/0x920 [ 684.068548][ T2200] ? filter_irq_stacks+0xd0/0xd0 [ 684.068550][ T2200] ? stack_depot_save_flags+0x1bc/0x790 [ 684.068552][ T2200] netlink_rcv_skb+0x14e/0x3a0 [ 684.068554][ T2200] ? rtnl_link_fill+0x920/0x920 [ 684.068555][ T2200] ? lock_release+0x184/0x1f0 [ 684.068556][ T2200] ? netlink_ack+0xcf0/0xcf0 [ 684.068558][ T2200] ? __netlink_lookup+0xb9/0x6b0 [ 684.068563][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068565][ T2200] ? lock_release+0x184/0x1f0 [ 684.068567][ T2200] netlink_unicast+0x486/0x750 [ 684.068569][ T2200] ? netlink_attachskb+0x810/0x810 [ 684.068571][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068572][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068574][ T2200] ? lock_acquire+0x13c/0x160 [ 684.068576][ T2200] netlink_sendmsg+0x735/0xc60 [ 684.068578][ T2200] ? netlink_unicast+0x750/0x750 [ 684.068580][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068582][ T2200] ? lock_release+0x184/0x1f0 [ 684.068583][ T2200] ____sys_sendmsg+0x415/0x880 [ 684.068585][ T2200] ? copy_msghdr_from_user+0x279/0x420 [ 684.068587][ T2200] ? get_timestamp.constprop.0+0x390/0x390 [ 684.068588][ T2200] ? move_addr_to_kernel+0x40/0x40 [ 684.068590][ T2200] ? filter_irq_stacks+0xd0/0xd0 [ 684.068592][ T2200] ___sys_sendmsg+0x14e/0x1d0 [ 684.068594][ T2200] ? copy_msghdr_from_user+0x420/0x420 [ 684.068599][ T2200] __sys_sendmsg+0x12c/0x1d0 [ 684.068601][ T2200] ? __sys_sendmsg_sock+0x20/0x20 [ 684.068604][ T2200] ? rcu_is_watching+0x16/0xd0 [ 684.068606][ T2200] do_syscall_64+0xff/0x530 [ 684.068607][ T2200] ? exc_page_fault+0xee/0x100 [ 684.068610][ T2200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 684.068611][ T2200] RIP: 0033:0x7f4b9280154e [ 684.068613][ T2200] 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 [ 684.068615][ T2200] RSP: 002b:00007ffcb9bad4e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 684.068619][ T2200] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4b9280154e [ 684.068620][ T2200] RDX: 0000000000000000 RSI: 00007ffcb9bad590 RDI: 0000000000000005 [ 684.068621][ T2200] RBP: 00007ffcb9bad4f0 R08: 0000000000000000 R09: 0000000000000000 [ 684.068622][ T2200] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917d9d [ 684.068623][ T2200] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb9badc50 [ 684.068625][ T2200] [ 684.105511][ T2200] ip (2200) used greatest stack depth: 23016 bytes left [ 684.126437][ T2201] br0: port 1(veth1) entered disabled state