[ 9.521708][ T187] ip (187) used greatest stack depth: 23792 bytes left [ 9.521723][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.521726][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 9.521727][ T187] preempt_count: 2, expected: 0 [ 9.521728][ T187] RCU nest depth: 0, expected: 0 [ 9.521729][ T187] locks held by ip/187: 5, last CPU#3: [ 9.521731][ T187] #0: ffffffff88c027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.521745][ T187] #1: ffffffff88d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.521750][ T187] #2: ffffffff88d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.521754][ T187] #3: ffffffff88c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.521758][ T187] #4: ffffffff88c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.521762][ T187] irq event stamp: 43780 [ 9.521763][ T187] hardirqs last enabled at (43779): [] __down_trylock_console_sem+0x86/0xa0 [ 9.521766][ T187] hardirqs last disabled at (43780): [] console_emit_next_record+0x3d4/0x4c0 [ 9.521768][ T187] softirqs last enabled at (42498): [] netlink_release+0x17b/0xcf0 [ 9.521772][ T187] softirqs last disabled at (42496): [] netlink_release+0xd2/0xcf0 [ 9.521774][ T187] Preemption disabled at: [ 9.521775][ T187] [<0000000000000000>] 0x0 [ 9.521782][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.521786][ T187] Tainted: [W]=WARN [ 9.521787][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.521788][ T187] Call Trace: [ 9.521790][ T187] [ 9.521791][ T187] dump_stack_lvl+0x6f/0xa0 [ 9.521797][ T187] __might_resched.cold+0x1fe/0x2c1 [ 9.521803][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.521807][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 9.521812][ T187] __kmalloc_noprof+0x443/0x760 [ 9.521814][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 9.521820][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 9.521823][ T187] alloc_buf.isra.0+0x4b/0x260 [ 9.521826][ T187] put_chars+0x1e1/0x2f0 [ 9.521829][ T187] ? __send_to_port+0x420/0x420 [ 9.521830][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.521835][ T187] ? validate_chain+0x38b/0xc20 [ 9.521840][ T187] hvc_console_print+0x292/0x780 [ 9.521846][ T187] ? hvc_write+0x3a0/0x3a0 [ 9.521849][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.521851][ T187] ? lock_acquire+0x13c/0x160 [ 9.521855][ T187] console_emit_next_record+0x22f/0x4c0 [ 9.521859][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 9.521861][ T187] ? console_flush_one_record+0x106/0x710 [ 9.521864][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.521867][ T187] ? lock_acquire+0x13c/0x160 [ 9.521871][ T187] console_flush_one_record+0x46f/0x710 [ 9.521875][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 9.521877][ T187] ? __lock_acquire+0x518/0xc20 [ 9.521882][ T187] console_unlock+0xee/0x1f0 [ 9.521885][ T187] ? console_flush_one_record+0x710/0x710 [ 9.521887][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.521889][ T187] ? lock_acquire+0x60/0x160 [ 9.521893][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.521894][ T187] ? vprintk_emit+0x320/0x3e0 [ 9.521898][ T187] vprintk_emit+0x37c/0x3e0 [ 9.521902][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 9.521905][ T187] ? __lock_acquire+0x518/0xc20 [ 9.521909][ T187] _printk+0xc7/0x100 [ 9.521913][ T187] ? snapshot_read.cold+0x21/0x21 [ 9.521916][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.521919][ T187] ? __rwlock_init+0x150/0x150 [ 9.521922][ T187] ? do_raw_spin_lock+0x131/0x280 [ 9.521925][ T187] do_exit.cold+0x82/0x9c [ 9.521929][ T187] ? exit_notify+0x890/0x890 [ 9.521931][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 9.521933][ T187] ? rcu_is_watching+0x16/0xd0 [ 9.521938][ T187] do_group_exit+0xb8/0x370 [ 9.521940][ T187] __x64_sys_exit_group+0x3c/0x50 [ 9.521942][ T187] x64_sys_call+0x1567/0x1570 [ 9.521944][ T187] do_syscall_64+0xff/0x530 [ 9.521947][ T187] ? exc_page_fault+0xee/0x100 [ 9.521951][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.521953][ T187] RIP: 0033:0x7f7f38ca31b8 [ 9.521955][ T187] Code: Unable to access opcode bytes at 0x7f7f38ca318e. [ 9.521956][ T187] RSP: 002b:00007ffcb7abb1f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.521959][ T187] RAX: ffffffffffffffda RBX: 00007f7f38dd3f88 RCX: 00007f7f38ca31b8 [ 9.521960][ T187] RDX: 00007f7f389edfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.521961][ T187] RBP: 00007ffcb7abb250 R08: 0000000000000000 R09: 0000000000008010 [ 9.521962][ T187] R10: 00007ffcb7abb010 R11: 0000000000000246 R12: 0000000000000001 [ 9.521963][ T187] R13: 0000000000000000 R14: 00007f7f38dd2680 R15: 00007f7f38dd3fa0 [ 9.521970][ T187] [ 10.222180][ T219] br0: port 1(veth1) entered blocking state [ 10.222821][ T219] br0: port 1(veth1) entered disabled state [ 10.223143][ T219] veth1: entered allmulticast mode [ 10.224759][ T219] veth1: entered promiscuous mode [ 10.292223][ T36] br0: port 1(veth1) entered blocking state [ 10.292692][ T36] br0: port 1(veth1) entered forwarding state [ 15.852218][ T264] br0: port 1(veth1) entered disabled state [ 15.852271][ T264] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.852273][ T264] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 264, name: ip [ 15.852275][ T264] preempt_count: 202, expected: 0 [ 15.852281][ T264] RCU nest depth: 0, expected: 0 [ 15.852283][ T264] locks held by ip/264: 6, last CPU#0: [ 15.852285][ T264] #0: ffffffff894d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 15.852297][ T264] #1: ff1100000cd8ae58 (&br->lock){+...}-{3:3}, at: br_device_event+0x1d7/0x8f0 [bridge] [ 15.852312][ T264] #2: ffffffff88d69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.852319][ T264] #3: ffffffff88d69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.852322][ T264] #4: ffffffff88c89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.852326][ T264] #5: ffffffff88c89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.852330][ T264] irq event stamp: 16487 [ 15.852331][ T264] hardirqs last enabled at (16486): [] __down_trylock_console_sem+0x86/0xa0 [ 15.852334][ T264] hardirqs last disabled at (16487): [] console_emit_next_record+0x3d4/0x4c0 [ 15.852336][ T264] softirqs last enabled at (16470): [] ipv6_mc_down+0x134/0x2d0 [ 15.852339][ T264] softirqs last disabled at (16482): [] br_device_event+0x1d7/0x8f0 [bridge] [ 15.852347][ T264] Preemption disabled at: [ 15.852348][ T264] [<0000000000000000>] 0x0 [ 15.852354][ T264] CPU: 0 UID: 0 PID: 264 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.852358][ T264] Tainted: [W]=WARN [ 15.852359][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.852360][ T264] Call Trace: [ 15.852362][ T264] [ 15.852363][ T264] dump_stack_lvl+0x6f/0xa0 [ 15.852370][ T264] __might_resched.cold+0x1fe/0x2c1 [ 15.852374][ T264] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.852379][ T264] ? __kmalloc_noprof+0xdb/0x760 [ 15.852384][ T264] __kmalloc_noprof+0x443/0x760 [ 15.852386][ T264] ? alloc_buf.isra.0+0x4b/0x260 [ 15.852394][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 15.852397][ T264] alloc_buf.isra.0+0x4b/0x260 [ 15.852401][ T264] put_chars+0x1e1/0x2f0 [ 15.852403][ T264] ? __send_to_port+0x420/0x420 [ 15.852405][ T264] ? check_prev_add+0xef/0xe90 [ 15.852409][ T264] ? validate_chain+0x34a/0xc20 [ 15.852413][ T264] hvc_console_print+0x292/0x780 [ 15.852416][ T264] ? mark_usage+0x61/0x170 [ 15.852418][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852419][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852423][ T264] ? hvc_write+0x3a0/0x3a0 [ 15.852425][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 15.852429][ T264] ? lock_acquire+0x13c/0x160 [ 15.852433][ T264] console_emit_next_record+0x22f/0x4c0 [ 15.852437][ T264] ? devkmsg_read+0x4b0/0x4b0 [ 15.852439][ T264] ? console_flush_one_record+0x106/0x710 [ 15.852442][ T264] ? rcu_is_watching+0x16/0xd0 [ 15.852446][ T264] ? lock_acquire+0x13c/0x160 [ 15.852450][ T264] console_flush_one_record+0x46f/0x710 [ 15.852454][ T264] ? console_emit_next_record+0x4c0/0x4c0 [ 15.852456][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852461][ T264] console_unlock+0xee/0x1f0 [ 15.852464][ T264] ? console_flush_one_record+0x710/0x710 [ 15.852465][ T264] ? rcu_is_watching+0x16/0xd0 [ 15.852468][ T264] ? lock_acquire+0x60/0x160 [ 15.852472][ T264] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.852473][ T264] ? vprintk_emit+0x320/0x3e0 [ 15.852477][ T264] vprintk_emit+0x37c/0x3e0 [ 15.852481][ T264] ? wake_up_klogd_work_func+0x90/0x90 [ 15.852483][ T264] ? mark_held_locks+0x40/0x70 [ 15.852485][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.852488][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.852492][ T264] _printk+0xc7/0x100 [ 15.852496][ T264] ? snapshot_read.cold+0x21/0x21 [ 15.852503][ T264] br_set_state+0x22f/0x430 [bridge] [ 15.852515][ T264] br_stp_disable_port+0x11f/0x390 [bridge] [ 15.852524][ T264] br_device_event+0x7b5/0x8f0 [bridge] [ 15.852532][ T264] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 15.852536][ T264] ? _sub_I_65535_1+0x4d0/0x4d0 [stp] [ 15.852542][ T264] notifier_call_chain+0xae/0x300 [ 15.852548][ T264] __dev_notify_flags+0x23c/0x3c0 [ 15.852553][ T264] ? netif_change_name+0x8c0/0x8c0 [ 15.852557][ T264] ? netif_set_allmulti+0x250/0x250 [ 15.852560][ T264] ? __kernel_text_address+0x12/0x30 [ 15.852562][ T264] ? write_profile+0xf0/0xf0 [ 15.852565][ T264] ? unwind_get_return_address+0x67/0xd0 [ 15.852570][ T264] netif_change_flags+0xfe/0x190 [ 15.852574][ T264] do_setlink.isra.0+0x1cc3/0x2750 [ 15.852577][ T264] ? stack_trace_save+0x93/0xc0 [ 15.852579][ T264] ? rtnl_link_get_size+0x350/0x350 [ 15.852580][ T264] ? rcu_read_lock_any_held+0x66/0x90 [ 15.852582][ T264] ? stack_depot_save_flags+0x38e/0x790 [ 15.852586][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.852589][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 15.852590][ T264] ? validate_chain+0x38b/0xc20 [ 15.852593][ T264] ? kasan_save_stack+0x3d/0x50 [ 15.852596][ T264] ? kasan_save_stack+0x2f/0x50 [ 15.852598][ T264] ? kasan_save_track+0x14/0x30 [ 15.852600][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852602][ T264] ? netlink_seq_next+0xe/0x60 [ 15.852605][ T264] ? ___sys_sendmsg+0xb0/0x1d0 [ 15.852610][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 15.852612][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 15.852615][ T264] ? rcu_is_watching+0x16/0xd0 [ 15.852617][ T264] ? lock_acquire+0x13c/0x160 [ 15.852619][ T264] ? rcu_is_watching+0x16/0xd0 [ 15.852621][ T264] ? rcu_is_watching+0x16/0xd0 [ 15.852623][ T264] ? trace_contention_end+0xb3/0x180 [ 15.852627][ T264] ? __mutex_lock+0x1db/0x1ea0 [ 15.852629][ T264] ? __mutex_lock+0x9a3/0x1ea0 [ 15.852631][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 15.852634][ T264] ? ww_mutex_lock+0x160/0x160 [ 15.852640][ T264] ? __rtnl_newlink+0x3fa/0xa50 [ 15.852645][ T264] rtnl_newlink+0x9f1/0x11c0 [ 15.852650][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 15.852652][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852657][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 15.852658][ T264] ? find_held_lock+0x2b/0x80 [ 15.852661][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 15.852662][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 15.852666][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 15.852668][ T264] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 15.852671][ T264] ? rtnl_link_fill+0x920/0x920 [ 15.852673][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852677][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 15.852679][ T264] ? find_held_lock+0x2b/0x80 [ 15.852682][ T264] netlink_rcv_skb+0x14e/0x3a0 [ 15.852684][ T264] ? rtnl_link_fill+0x920/0x920 [ 15.852687][ T264] ? netlink_ack+0xcf0/0xcf0 [ 15.852693][ T264] ? netlink_deliver_tap+0xc5/0x330 [ 15.852695][ T264] ? netlink_deliver_tap+0x13c/0x330 [ 15.852699][ T264] netlink_unicast+0x486/0x750 [ 15.852703][ T264] ? netlink_attachskb+0x810/0x810 [ 15.852705][ T264] ? __lock_acquire+0x518/0xc20 [ 15.852710][ T264] netlink_sendmsg+0x735/0xc60 [ 15.852713][ T264] ? netlink_unicast+0x750/0x750 [ 15.852717][ T264] ? __might_fault+0x97/0x140 [ 15.852723][ T264] ____sys_sendmsg+0x415/0x880 [ 15.852725][ T264] ? copy_msghdr_from_user+0x279/0x420 [ 15.852727][ T264] ? get_timestamp.constprop.0+0x390/0x390 [ 15.852729][ T264] ? move_addr_to_kernel+0x40/0x40 [ 15.852737][ T264] ___sys_sendmsg+0x14e/0x1d0 [ 15.852739][ T264] ? copy_msghdr_from_user+0x420/0x420 [ 15.852755][ T264] __sys_sendmsg+0x12c/0x1d0 [ 15.852758][ T264] ? __sys_sendmsg_sock+0x20/0x20 [ 15.852765][ T264] ? rcu_is_watching+0x16/0xd0 [ 15.852768][ T264] do_syscall_64+0xff/0x530 [ 15.852771][ T264] ? exc_page_fault+0xee/0x100 [ 15.852774][ T264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.852776][ T264] RIP: 0033:0x7f9da891254e [ 15.852778][ T264] 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 [ 15.852780][ T264] RSP: 002b:00007ffe30152140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 15.852783][ T264] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9da891254e [ 15.852784][ T264] RDX: 0000000000000000 RSI: 00007ffe301521f0 RDI: 0000000000000005 [ 15.852785][ T264] RBP: 00007ffe30152150 R08: 0000000000000000 R09: 0000000000000000 [ 15.852786][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b90b [ 15.852787][ T264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe301528b0 [ 15.852794][ T264] [ 15.912037][ T264] ip (264) used greatest stack depth: 23016 bytes left [ 15.930975][ T265] veth1: left allmulticast mode [ 15.931226][ T265] veth1: left promiscuous mode [ 15.932106][ T265] br0: port 1(veth1) entered disabled state