[ 690.456359][ T2194] br1: port 1(veth3) entered disabled state [ 690.456378][ T2194] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 690.456380][ T2194] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 2194, name: ip [ 690.456382][ T2194] preempt_count: 202, expected: 0 [ 690.456383][ T2194] RCU nest depth: 0, expected: 0 [ 690.456384][ T2194] INFO: lockdep is turned off. [ 690.456385][ T2194] irq event stamp: 0 [ 690.456386][ T2194] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 690.456391][ T2194] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 690.456397][ T2194] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 690.456398][ T2194] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 690.456400][ T2194] Preemption disabled at: [ 690.456400][ T2194] [<0000000000000000>] 0x0 [ 690.456405][ T2194] CPU: 2 UID: 0 PID: 2194 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 690.456409][ T2194] Tainted: [W]=WARN [ 690.456410][ T2194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 690.456412][ T2194] Call Trace: [ 690.456413][ T2194] [ 690.456414][ T2194] dump_stack_lvl+0x6f/0xa0 [ 690.456420][ T2194] __might_resched.cold+0x1fe/0x2c1 [ 690.456424][ T2194] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 690.456427][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456431][ T2194] __kmalloc_noprof+0x443/0x760 [ 690.456435][ T2194] ? __rwlock_init+0x150/0x150 [ 690.456438][ T2194] ? alloc_buf.isra.0+0x4b/0x260 [ 690.456442][ T2194] ? do_raw_spin_unlock+0x59/0x250 [ 690.456443][ T2194] alloc_buf.isra.0+0x4b/0x260 [ 690.456445][ T2194] put_chars+0x1e1/0x2f0 [ 690.456447][ T2194] ? __send_to_port+0x420/0x420 [ 690.456449][ T2194] ? printk_get_next_message+0x240/0x650 [ 690.456454][ T2194] hvc_console_print+0x292/0x780 [ 690.456457][ T2194] ? hvc_write+0x3a0/0x3a0 [ 690.456460][ T2194] ? __rwlock_init+0x150/0x150 [ 690.456461][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456464][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456466][ T2194] console_emit_next_record+0x22f/0x4c0 [ 690.456468][ T2194] ? devkmsg_read+0x4b0/0x4b0 [ 690.456470][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456472][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456474][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456475][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456477][ T2194] ? console_flush_one_record+0x111/0x710 [ 690.456479][ T2194] console_flush_one_record+0x46f/0x710 [ 690.456482][ T2194] ? console_emit_next_record+0x4c0/0x4c0 [ 690.456484][ T2194] console_unlock+0xee/0x1f0 [ 690.456486][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456488][ T2194] ? console_flush_one_record+0x710/0x710 [ 690.456489][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456491][ T2194] ? lock_release+0x184/0x1f0 [ 690.456492][ T2194] ? lock_acquire+0x60/0x160 [ 690.456494][ T2194] ? __rcu_read_lock+0x30/0x70 [ 690.456496][ T2194] ? __down_trylock_console_sem+0x5e/0xa0 [ 690.456498][ T2194] ? vprintk_emit+0x320/0x3e0 [ 690.456500][ T2194] vprintk_emit+0x37c/0x3e0 [ 690.456503][ T2194] ? wake_up_klogd_work_func+0x90/0x90 [ 690.456505][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456506][ T2194] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 690.456509][ T2194] ? trace_hardirqs_on+0x36/0x40 [ 690.456510][ T2194] _printk+0xc7/0x100 [ 690.456514][ T2194] ? snapshot_read.cold+0x21/0x21 [ 690.456516][ T2194] ? ipv6_mc_down+0x17e/0x2d0 [ 690.456521][ T2194] br_set_state+0x22f/0x430 [bridge] [ 690.456534][ T2194] br_stp_disable_port+0x11f/0x390 [bridge] [ 690.456543][ T2194] br_device_event+0x7b5/0x8f0 [bridge] [ 690.456552][ T2194] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 690.456555][ T2194] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 690.456557][ T2194] ? addrconf_notify+0x2c8/0xf30 [ 690.456561][ T2194] notifier_call_chain+0xae/0x300 [ 690.456564][ T2194] __dev_notify_flags+0x23c/0x3c0 [ 690.456568][ T2194] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 690.456570][ T2194] ? netif_change_name+0x8c0/0x8c0 [ 690.456572][ T2194] ? netif_set_allmulti+0x250/0x250 [ 690.456574][ T2194] ? __kernel_text_address+0x12/0x30 [ 690.456576][ T2194] ? write_profile+0xf0/0xf0 [ 690.456578][ T2194] ? unwind_get_return_address+0x67/0xd0 [ 690.456582][ T2194] netif_change_flags+0xfe/0x190 [ 690.456584][ T2194] do_setlink.isra.0+0x1cc3/0x2750 [ 690.456587][ T2194] ? stack_trace_save+0x93/0xc0 [ 690.456588][ T2194] ? rtnl_link_get_size+0x350/0x350 [ 690.456590][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456592][ T2194] ? stack_depot_save_flags+0x1bc/0x790 [ 690.456595][ T2194] ? kasan_save_stack+0x3d/0x50 [ 690.456598][ T2194] ? kasan_save_stack+0x2f/0x50 [ 690.456600][ T2194] ? kasan_save_track+0x14/0x30 [ 690.456601][ T2194] ? __kasan_kmalloc+0x7b/0x90 [ 690.456603][ T2194] ? __kmalloc_cache_noprof+0x29a/0x620 [ 690.456604][ T2194] ? rtnl_newlink+0x124/0x11c0 [ 690.456606][ T2194] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 690.456607][ T2194] ? netlink_rcv_skb+0x14e/0x3a0 [ 690.456609][ T2194] ? netlink_unicast+0x486/0x750 [ 690.456611][ T2194] ? netlink_sendmsg+0x735/0xc60 [ 690.456612][ T2194] ? ____sys_sendmsg+0x415/0x880 [ 690.456615][ T2194] ? ___sys_sendmsg+0x14e/0x1d0 [ 690.456616][ T2194] ? __sys_sendmsg+0x12c/0x1d0 [ 690.456618][ T2194] ? do_syscall_64+0xff/0x530 [ 690.456620][ T2194] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 690.456622][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456624][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456626][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456627][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456629][ T2194] ? trace_contention_end+0xb3/0x180 [ 690.456632][ T2194] ? __mutex_lock+0x1db/0x1ea0 [ 690.456634][ T2194] ? __mutex_lock+0x9a3/0x1ea0 [ 690.456635][ T2194] ? rtnl_newlink+0x9a8/0x11c0 [ 690.456637][ T2194] ? ww_mutex_lock+0x160/0x160 [ 690.456639][ T2194] ? __rtnl_newlink+0x3fa/0xa50 [ 690.456641][ T2194] rtnl_newlink+0x9f1/0x11c0 [ 690.456643][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456645][ T2194] ? rtnl_bridge_getlink+0x850/0x850 [ 690.456646][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456647][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456649][ T2194] ? is_bpf_text_address+0x3e/0x110 [ 690.456652][ T2194] ? is_bpf_text_address+0x72/0x110 [ 690.456654][ T2194] ? kernel_text_address+0x149/0x170 [ 690.456656][ T2194] ? __kernel_text_address+0x12/0x30 [ 690.456657][ T2194] ? write_profile+0xf0/0xf0 [ 690.456658][ T2194] ? unwind_get_return_address+0x67/0xd0 [ 690.456659][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456661][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456663][ T2194] ? cap_capable+0x1d7/0x3d0 [ 690.456666][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456668][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456669][ T2194] ? rtnl_bridge_getlink+0x850/0x850 [ 690.456671][ T2194] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 690.456673][ T2194] ? rtnl_link_fill+0x920/0x920 [ 690.456674][ T2194] ? filter_irq_stacks+0xd0/0xd0 [ 690.456676][ T2194] ? stack_depot_save_flags+0x1bc/0x790 [ 690.456678][ T2194] netlink_rcv_skb+0x14e/0x3a0 [ 690.456680][ T2194] ? rtnl_link_fill+0x920/0x920 [ 690.456681][ T2194] ? lock_release+0x184/0x1f0 [ 690.456683][ T2194] ? netlink_ack+0xcf0/0xcf0 [ 690.456684][ T2194] ? __netlink_lookup+0xb9/0x6b0 [ 690.456686][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456688][ T2194] ? lock_release+0x184/0x1f0 [ 690.456690][ T2194] netlink_unicast+0x486/0x750 [ 690.456692][ T2194] ? netlink_attachskb+0x810/0x810 [ 690.456694][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456696][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456697][ T2194] ? lock_acquire+0x13c/0x160 [ 690.456699][ T2194] netlink_sendmsg+0x735/0xc60 [ 690.456701][ T2194] ? netlink_unicast+0x750/0x750 [ 690.456703][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456705][ T2194] ? lock_release+0x184/0x1f0 [ 690.456707][ T2194] ____sys_sendmsg+0x415/0x880 [ 690.456709][ T2194] ? copy_msghdr_from_user+0x279/0x420 [ 690.456710][ T2194] ? get_timestamp.constprop.0+0x390/0x390 [ 690.456712][ T2194] ? move_addr_to_kernel+0x40/0x40 [ 690.456713][ T2194] ? filter_irq_stacks+0xd0/0xd0 [ 690.456716][ T2194] ___sys_sendmsg+0x14e/0x1d0 [ 690.456718][ T2194] ? copy_msghdr_from_user+0x420/0x420 [ 690.456723][ T2194] __sys_sendmsg+0x12c/0x1d0 [ 690.456725][ T2194] ? __sys_sendmsg_sock+0x20/0x20 [ 690.456728][ T2194] ? rcu_is_watching+0x16/0xd0 [ 690.456730][ T2194] do_syscall_64+0xff/0x530 [ 690.456731][ T2194] ? exc_page_fault+0xee/0x100 [ 690.456734][ T2194] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 690.456736][ T2194] RIP: 0033:0x7f4cb6b8354e [ 690.456737][ T2194] 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 [ 690.456739][ T2194] RSP: 002b:00007ffeb87bd200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 690.456743][ T2194] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4cb6b8354e [ 690.456745][ T2194] RDX: 0000000000000000 RSI: 00007ffeb87bd2b0 RDI: 0000000000000005 [ 690.456752][ T2194] RBP: 00007ffeb87bd210 R08: 0000000000000000 R09: 0000000000000000 [ 690.456753][ T2194] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a670 [ 690.456755][ T2194] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb87bd970 [ 690.456758][ T2194] [ 690.497414][ T2194] ip (2194) used greatest stack depth: 23016 bytes left [ 690.517125][ T2195] br0: port 1(veth1) entered disabled state