[ 15.232064][ T300] ip (300) used greatest stack depth: 24192 bytes left [ 15.232080][ T300] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.232082][ T300] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 300, name: ip [ 15.232084][ T300] preempt_count: 2, expected: 0 [ 15.232084][ T300] RCU nest depth: 0, expected: 0 [ 15.232085][ T300] locks held by ip/300: 5, last CPU#0: [ 15.232087][ T300] #0: ffffffffa90127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 15.232099][ T300] #1: ffffffffa9179cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.232105][ T300] #2: ffffffffa9179d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.232109][ T300] #3: ffffffffa9099660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.232112][ T300] #4: ffffffffa9099560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.232116][ T300] irq event stamp: 37236 [ 15.232117][ T300] hardirqs last enabled at (37235): [] __down_trylock_console_sem+0x86/0xa0 [ 15.232119][ T300] hardirqs last disabled at (37236): [] console_emit_next_record+0x3d4/0x4c0 [ 15.232121][ T300] softirqs last enabled at (35954): [] netlink_release+0x17b/0xcf0 [ 15.232125][ T300] softirqs last disabled at (35952): [] netlink_release+0xd2/0xcf0 [ 15.232128][ T300] Preemption disabled at: [ 15.232129][ T300] [<0000000000000000>] 0x0 [ 15.232135][ T300] CPU: 0 UID: 0 PID: 300 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.232139][ T300] Tainted: [W]=WARN [ 15.232139][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.232141][ T300] Call Trace: [ 15.232142][ T300] [ 15.232143][ T300] dump_stack_lvl+0x6f/0xa0 [ 15.232150][ T300] __might_resched.cold+0x1fe/0x2c1 [ 15.232154][ T300] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.232158][ T300] ? __kmalloc_noprof+0xdb/0x760 [ 15.232163][ T300] __kmalloc_noprof+0x443/0x760 [ 15.232165][ T300] ? alloc_buf.isra.0+0x4b/0x260 [ 15.232171][ T300] ? do_raw_spin_unlock+0x59/0x250 [ 15.232174][ T300] alloc_buf.isra.0+0x4b/0x260 [ 15.232177][ T300] put_chars+0x1e1/0x2f0 [ 15.232180][ T300] ? __send_to_port+0x420/0x420 [ 15.232181][ T300] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.232186][ T300] ? validate_chain+0x38b/0xc20 [ 15.232191][ T300] hvc_console_print+0x292/0x780 [ 15.232198][ T300] ? hvc_write+0x3a0/0x3a0 [ 15.232200][ T300] ? rcu_is_watching+0x16/0xd0 [ 15.232203][ T300] ? lock_acquire+0x13c/0x160 [ 15.232207][ T300] console_emit_next_record+0x22f/0x4c0 [ 15.232210][ T300] ? devkmsg_read+0x4b0/0x4b0 [ 15.232212][ T300] ? console_flush_one_record+0x106/0x710 [ 15.232215][ T300] ? rcu_is_watching+0x16/0xd0 [ 15.232217][ T300] ? lock_acquire+0x13c/0x160 [ 15.232221][ T300] console_flush_one_record+0x46f/0x710 [ 15.232225][ T300] ? console_emit_next_record+0x4c0/0x4c0 [ 15.232227][ T300] ? __lock_acquire+0x518/0xc20 [ 15.232232][ T300] console_unlock+0xee/0x1f0 [ 15.232235][ T300] ? console_flush_one_record+0x710/0x710 [ 15.232237][ T300] ? rcu_is_watching+0x16/0xd0 [ 15.232239][ T300] ? lock_acquire+0x60/0x160 [ 15.232242][ T300] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.232244][ T300] ? vprintk_emit+0x320/0x3e0 [ 15.232247][ T300] vprintk_emit+0x37c/0x3e0 [ 15.232251][ T300] ? wake_up_klogd_work_func+0x90/0x90 [ 15.232254][ T300] ? __lock_acquire+0x518/0xc20 [ 15.232258][ T300] _printk+0xc7/0x100 [ 15.232262][ T300] ? snapshot_read.cold+0x21/0x21 [ 15.232264][ T300] ? do_raw_spin_lock+0x131/0x280 [ 15.232267][ T300] ? __rwlock_init+0x150/0x150 [ 15.232271][ T300] ? do_raw_spin_lock+0x131/0x280 [ 15.232273][ T300] do_exit.cold+0x82/0x9c [ 15.232277][ T300] ? exit_notify+0x890/0x890 [ 15.232278][ T300] ? __lock_release.isra.0+0x69/0x1a0 [ 15.232281][ T300] ? rcu_is_watching+0x16/0xd0 [ 15.232285][ T300] do_group_exit+0xb8/0x370 [ 15.232288][ T300] __x64_sys_exit_group+0x3c/0x50 [ 15.232290][ T300] x64_sys_call+0x1567/0x1570 [ 15.232292][ T300] do_syscall_64+0xff/0x530 [ 15.232296][ T300] ? exc_page_fault+0xee/0x100 [ 15.232299][ T300] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.232301][ T300] RIP: 0033:0x7f2c76d821b8 [ 15.232303][ T300] Code: Unable to access opcode bytes at 0x7f2c76d8218e. [ 15.232304][ T300] RSP: 002b:00007ffd2c34eed8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.232306][ T300] RAX: ffffffffffffffda RBX: 00007f2c76eb2f88 RCX: 00007f2c76d821b8 [ 15.232307][ T300] RDX: 00007f2c76accfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.232308][ T300] RBP: 00007ffd2c34ef30 R08: 0000000000000000 R09: 0000000000000000 [ 15.232309][ T300] R10: 00007ffd2c34ecf0 R11: 0000000000000246 R12: 0000000000000001 [ 15.232310][ T300] R13: 0000000000000000 R14: 00007f2c76eb1680 R15: 00007f2c76eb2fa0 [ 15.232316][ T300] [ 15.724009][ T313] ip (313) used greatest stack depth: 24184 bytes left [ 22.876776][ C1] tun0: no available key for peer 1, key-id: 0 [ 22.876809][ C1] [ 22.876810][ C1] ======================================================== [ 22.876811][ C1] WARNING: possible irq lock inversion dependency detected [ 22.876813][ C1] 7.2.0-virtme #1 Tainted: G W [ 22.876814][ C1] -------------------------------------------------------- [ 22.876815][ C1] kworker/u16:1/70 just changed the state of lock: [ 22.876816][ C1] ffffffffa9099660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.876829][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 22.876830][ C1] (fs_reclaim){+.+.}-{0:0} [ 22.876831][ C1] [ 22.876831][ C1] [ 22.876831][ C1] and interrupts could create inverse lock ordering between them. [ 22.876831][ C1] [ 22.876832][ C1] [ 22.876832][ C1] other info that might help us debug this: [ 22.876833][ C1] Possible interrupt unsafe locking scenario: [ 22.876833][ C1] [ 22.876833][ C1] CPU0 CPU1 [ 22.876833][ C1] ---- ---- [ 22.876834][ C1] lock(fs_reclaim); [ 22.876835][ C1] local_irq_disable(); [ 22.876835][ C1] lock(console_owner); [ 22.876836][ C1] lock(fs_reclaim); [ 22.876837][ C1] [ 22.876837][ C1] lock(console_owner); [ 22.876838][ C1] [ 22.876838][ C1] *** DEADLOCK *** [ 22.876838][ C1] [ 22.876839][ C1] locks held by kworker/u16:1/70: 11, last CPU#1: [ 22.876840][ C1] #0: ff11000008eb1d40 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 22.876845][ C1] #1: ffa00000004b7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 22.876848][ C1] #2: ffffffffa98e3740 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 22.876853][ C1] #3: ffffffffa9190b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 22.876857][ C1] #4: ffffffffa9190b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 22.876860][ C1] #5: ffffffffa9190b00 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x3f1/0x14c0 [ 22.876865][ C1] #6: ffffffffa9190b00 (rcu_read_lock){....}-{1:3}, at: ip_local_deliver_finish+0x2ba/0x610 [ 22.876869][ C1] #7: ff11000018b79d18 (slock-AF_INET/1){+.-.}-{3:3}, at: tcp_v4_rcv+0x1a81/0x2b70 [ 22.876874][ C1] #8: ffffffffa9190b00 (rcu_read_lock){....}-{1:3}, at: ovpn_tcp_data_ready+0x62/0x390 [ovpn] [ 22.876880][ C1] #9: ffffffffa9179cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.876884][ C1] #10: ffffffffa9179d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.876887][ C1] [ 22.876887][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 22.876892][ C1] -> (fs_reclaim){+.+.}-{0:0} { [ 22.876894][ C1] HARDIRQ-ON-W at: [ 22.876895][ C1] __lock_acquire+0x388/0xc20 [ 22.876898][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.876900][ C1] fs_reclaim_acquire+0xd5/0x120 [ 22.876902][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 22.876904][ C1] kthread_create_worker_on_node+0xea/0x210 [ 22.876907][ C1] workqueue_init+0x2a/0x680 [ 22.876910][ C1] kernel_init_freeable+0x2fe/0x630 [ 22.876913][ C1] kernel_init+0x21/0x150 [ 22.876916][ C1] ret_from_fork+0x474/0x6b0 [ 22.876918][ C1] ret_from_fork_asm+0x11/0x20 [ 22.876921][ C1] SOFTIRQ-ON-W at: [ 22.876922][ C1] __lock_acquire+0x388/0xc20 [ 22.876923][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.876924][ C1] fs_reclaim_acquire+0xd5/0x120 [ 22.876925][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 22.876927][ C1] kthread_create_worker_on_node+0xea/0x210 [ 22.876928][ C1] workqueue_init+0x2a/0x680 [ 22.876929][ C1] kernel_init_freeable+0x2fe/0x630 [ 22.876931][ C1] kernel_init+0x21/0x150 [ 22.876932][ C1] ret_from_fork+0x474/0x6b0 [ 22.876933][ C1] ret_from_fork_asm+0x11/0x20 [ 22.876934][ C1] INITIAL USE at: [ 22.876935][ C1] __lock_acquire+0x388/0xc20 [ 22.876936][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.876937][ C1] fs_reclaim_acquire+0xd5/0x120 [ 22.876938][ C1] __kmalloc_cache_noprof+0x6e/0x620 [ 22.876940][ C1] kthread_create_worker_on_node+0xea/0x210 [ 22.876941][ C1] workqueue_init+0x2a/0x680 [ 22.876942][ C1] kernel_init_freeable+0x2fe/0x630 [ 22.876944][ C1] kernel_init+0x21/0x150 [ 22.876945][ C1] ret_from_fork+0x474/0x6b0 [ 22.876946][ C1] ret_from_fork_asm+0x11/0x20 [ 22.876947][ C1] } [ 22.876948][ C1] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 22.876951][ C1] ... acquired at: [ 22.876952][ C1] __lock_acquire+0x518/0xc20 [ 22.876953][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.876955][ C1] fs_reclaim_acquire+0xd5/0x120 [ 22.876956][ C1] __kmalloc_noprof+0xd3/0x760 [ 22.876957][ C1] alloc_buf.isra.0+0x4b/0x260 [ 22.876960][ C1] put_chars+0x1e1/0x2f0 [ 22.876961][ C1] hvc_console_print+0x292/0x780 [ 22.876963][ C1] console_emit_next_record+0x22f/0x4c0 [ 22.876965][ C1] console_flush_one_record+0x46f/0x710 [ 22.876966][ C1] console_unlock+0xee/0x1f0 [ 22.876968][ C1] vprintk_emit+0x37c/0x3e0 [ 22.876969][ C1] dev_vprintk_emit+0x27f/0x2c0 [ 22.876973][ C1] dev_printk_emit+0xb9/0xee [ 22.876974][ C1] _dev_info+0xe2/0x116 [ 22.876976][ C1] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 22.876978][ C1] cmos_do_probe+0x73b/0x98a [ 22.876979][ C1] platform_probe+0xfe/0x1f0 [ 22.876981][ C1] call_driver_probe+0x61/0x1c0 [ 22.876984][ C1] really_probe+0x199/0x760 [ 22.876985][ C1] __driver_probe_device+0x24f/0x440 [ 22.876986][ C1] driver_probe_device+0x4a/0xf0 [ 22.876988][ C1] __driver_attach+0x1b8/0x540 [ 22.876989][ C1] bus_for_each_dev+0x130/0x1e0 [ 22.876991][ C1] bus_add_driver+0x2c8/0x530 [ 22.876992][ C1] driver_register+0x1a3/0x390 [ 22.876994][ C1] __platform_driver_probe+0x13f/0x270 [ 22.876995][ C1] cmos_init+0x31/0x40 [ 22.876998][ C1] do_one_initcall+0x124/0x4f0 [ 22.876999][ C1] kernel_init_freeable+0x596/0x630 [ 22.877001][ C1] kernel_init+0x21/0x150 [ 22.877002][ C1] ret_from_fork+0x474/0x6b0 [ 22.877003][ C1] ret_from_fork_asm+0x11/0x20 [ 22.877004][ C1] [ 22.877004][ C1] -> (console_owner){..-.}-{0:0} { [ 22.877006][ C1] IN-SOFTIRQ-W at: [ 22.877007][ C1] __lock_acquire+0x388/0xc20 [ 22.877008][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.877009][ C1] console_lock_spinning_enable+0x5c/0x60 [ 22.877011][ C1] console_emit_next_record+0x1d1/0x4c0 [ 22.877013][ C1] console_flush_one_record+0x46f/0x710 [ 22.877014][ C1] console_unlock+0xee/0x1f0 [ 22.877015][ C1] vprintk_emit+0x37c/0x3e0 [ 22.877017][ C1] _printk+0xc7/0x100 [ 22.877020][ C1] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 22.877023][ C1] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 22.877025][ C1] __strp_recv+0x20f/0x1c20 [ 22.877028][ C1] __tcp_read_sock+0x1c7/0x850 [ 22.877030][ C1] strp_read_sock+0x20f/0x2b0 [ 22.877032][ C1] strp_data_ready+0x18e/0x2c0 [ 22.877034][ C1] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 22.877036][ C1] tcp_rcv_established+0x1e1d/0x3910 [ 22.877038][ C1] tcp_v4_do_rcv+0x4f6/0xb90 [ 22.877039][ C1] tcp_v4_rcv+0x1caa/0x2b70 [ 22.877041][ C1] ip_protocol_deliver_rcu+0x82/0x350 [ 22.877042][ C1] ip_local_deliver_finish+0x36f/0x610 [ 22.877043][ C1] ip_local_deliver+0x184/0x4c0 [ 22.877045][ C1] ip_rcv+0xdc/0x3d0 [ 22.877046][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 22.877047][ C1] process_backlog+0x431/0x14c0 [ 22.877049][ C1] __napi_poll+0xa7/0x3b0 [ 22.877051][ C1] net_rx_action+0x513/0xf50 [ 22.877052][ C1] handle_softirqs+0x1d3/0x900 [ 22.877054][ C1] do_softirq+0xac/0xe0 [ 22.877056][ C1] __local_bh_enable_ip+0x118/0x150 [ 22.877057][ C1] __dev_queue_xmit+0x979/0x1b80 [ 22.877059][ C1] ip6_finish_output2+0x423/0x12a0 [ 22.877060][ C1] ip6_finish_output+0x646/0xda0 [ 22.877061][ C1] ip6_output+0x23f/0x7f0 [ 22.877063][ C1] ndisc_send_skb+0xba3/0x1520 [ 22.877064][ C1] addrconf_dad_completed+0x37e/0xe10 [ 22.877065][ C1] addrconf_dad_begin+0x2e1/0x540 [ 22.877067][ C1] addrconf_dad_work+0x170/0x930 [ 22.877069][ C1] process_one_work+0xe3e/0x1560 [ 22.877070][ C1] worker_thread+0x4f1/0xd60 [ 22.877072][ C1] kthread+0x367/0x460 [ 22.877073][ C1] ret_from_fork+0x474/0x6b0 [ 22.877074][ C1] ret_from_fork_asm+0x11/0x20 [ 22.877075][ C1] INITIAL USE at: [ 22.877076][ C1] } [ 22.877077][ C1] ... key at: [] console_owner_dep_map+0x0/0x60 [ 22.877080][ C1] ... acquired at: [ 22.877081][ C1] mark_lock+0x1d7/0xa00 [ 22.877082][ C1] mark_usage+0x42/0x170 [ 22.877083][ C1] __lock_acquire+0x388/0xc20 [ 22.877085][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.877086][ C1] console_lock_spinning_enable+0x5c/0x60 [ 22.877087][ C1] console_emit_next_record+0x1d1/0x4c0 [ 22.877089][ C1] console_flush_one_record+0x46f/0x710 [ 22.877090][ C1] console_unlock+0xee/0x1f0 [ 22.877092][ C1] vprintk_emit+0x37c/0x3e0 [ 22.877093][ C1] _printk+0xc7/0x100 [ 22.877095][ C1] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 22.877097][ C1] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 22.877099][ C1] __strp_recv+0x20f/0x1c20 [ 22.877101][ C1] __tcp_read_sock+0x1c7/0x850 [ 22.877102][ C1] strp_read_sock+0x20f/0x2b0 [ 22.877103][ C1] strp_data_ready+0x18e/0x2c0 [ 22.877105][ C1] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 22.877107][ C1] tcp_rcv_established+0x1e1d/0x3910 [ 22.877109][ C1] tcp_v4_do_rcv+0x4f6/0xb90 [ 22.877110][ C1] tcp_v4_rcv+0x1caa/0x2b70 [ 22.877111][ C1] ip_protocol_deliver_rcu+0x82/0x350 [ 22.877113][ C1] ip_local_deliver_finish+0x36f/0x610 [ 22.877114][ C1] ip_local_deliver+0x184/0x4c0 [ 22.877115][ C1] ip_rcv+0xdc/0x3d0 [ 22.877116][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 22.877118][ C1] process_backlog+0x431/0x14c0 [ 22.877120][ C1] __napi_poll+0xa7/0x3b0 [ 22.877121][ C1] net_rx_action+0x513/0xf50 [ 22.877123][ C1] handle_softirqs+0x1d3/0x900 [ 22.877124][ C1] do_softirq+0xac/0xe0 [ 22.877125][ C1] __local_bh_enable_ip+0x118/0x150 [ 22.877126][ C1] __dev_queue_xmit+0x979/0x1b80 [ 22.877128][ C1] ip6_finish_output2+0x423/0x12a0 [ 22.877129][ C1] ip6_finish_output+0x646/0xda0 [ 22.877131][ C1] ip6_output+0x23f/0x7f0 [ 22.877132][ C1] ndisc_send_skb+0xba3/0x1520 [ 22.877133][ C1] addrconf_dad_completed+0x37e/0xe10 [ 22.877134][ C1] addrconf_dad_begin+0x2e1/0x540 [ 22.877136][ C1] addrconf_dad_work+0x170/0x930 [ 22.877138][ C1] process_one_work+0xe3e/0x1560 [ 22.877139][ C1] worker_thread+0x4f1/0xd60 [ 22.877141][ C1] kthread+0x367/0x460 [ 22.877142][ C1] ret_from_fork+0x474/0x6b0 [ 22.877143][ C1] ret_from_fork_asm+0x11/0x20 [ 22.877144][ C1] [ 22.877144][ C1] [ 22.877144][ C1] stack backtrace: [ 22.877147][ C1] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.877150][ C1] Tainted: [W]=WARN [ 22.877151][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.877153][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 22.877156][ C1] Call Trace: [ 22.877158][ C1] [ 22.877159][ C1] dump_stack_lvl+0x6f/0xa0 [ 22.877163][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 22.877165][ C1] mark_lock_irq+0x989/0x9c0 [ 22.877168][ C1] mark_lock+0x1d7/0xa00 [ 22.877170][ C1] mark_usage+0x42/0x170 [ 22.877171][ C1] __lock_acquire+0x388/0xc20 [ 22.877173][ C1] lock_acquire.part.0+0xd4/0x280 [ 22.877175][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 22.877177][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877180][ C1] ? lock_acquire+0x13c/0x160 [ 22.877182][ C1] console_lock_spinning_enable+0x5c/0x60 [ 22.877184][ C1] ? console_lock_spinning_enable+0x40/0x60 [ 22.877185][ C1] console_emit_next_record+0x1d1/0x4c0 [ 22.877187][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 22.877189][ C1] ? console_flush_one_record+0x106/0x710 [ 22.877191][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877193][ C1] ? lock_acquire+0x13c/0x160 [ 22.877195][ C1] console_flush_one_record+0x46f/0x710 [ 22.877197][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 22.877198][ C1] ? __lock_acquire+0x518/0xc20 [ 22.877200][ C1] console_unlock+0xee/0x1f0 [ 22.877202][ C1] ? console_flush_one_record+0x710/0x710 [ 22.877204][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877206][ C1] ? lock_acquire+0x60/0x160 [ 22.877207][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.877209][ C1] ? vprintk_emit+0x320/0x3e0 [ 22.877211][ C1] vprintk_emit+0x37c/0x3e0 [ 22.877213][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 22.877215][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877217][ C1] _printk+0xc7/0x100 [ 22.877219][ C1] ? snapshot_read.cold+0x21/0x21 [ 22.877220][ C1] ? ___ratelimit+0x4e7/0xa00 [ 22.877223][ C1] ? ovpn_netdev_write+0x730/0x730 [ovpn] [ 22.877226][ C1] ? idr_get_free+0x830/0x830 [ 22.877229][ C1] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 22.877231][ C1] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 22.877234][ C1] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 22.877236][ C1] ? __copy_skb_header+0xb7/0x510 [ 22.877239][ C1] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 22.877242][ C1] ? sock_queue_err_skb+0xb0/0x680 [ 22.877244][ C1] __strp_recv+0x20f/0x1c20 [ 22.877247][ C1] __tcp_read_sock+0x1c7/0x850 [ 22.877248][ C1] ? strp_process+0xb0/0xb0 [ 22.877250][ C1] ? __tcp_transmit_skb+0x1b6e/0x3c10 [ 22.877252][ C1] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 22.877253][ C1] ? mark_usage+0x61/0x170 [ 22.877255][ C1] strp_read_sock+0x20f/0x2b0 [ 22.877257][ C1] ? strp_stop+0x50/0x50 [ 22.877259][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877261][ C1] ? lock_acquire+0x13c/0x160 [ 22.877263][ C1] strp_data_ready+0x18e/0x2c0 [ 22.877265][ C1] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 22.877267][ C1] tcp_rcv_established+0x1e1d/0x3910 [ 22.877270][ C1] ? __tcp_check_space+0x600/0x600 [ 22.877272][ C1] ? tcp_v4_rcv+0x1a81/0x2b70 [ 22.877273][ C1] ? do_raw_spin_lock+0x131/0x280 [ 22.877276][ C1] tcp_v4_do_rcv+0x4f6/0xb90 [ 22.877278][ C1] tcp_v4_rcv+0x1caa/0x2b70 [ 22.877280][ C1] ? mark_usage+0x61/0x170 [ 22.877282][ C1] ? tcp_add_backlog+0x1e30/0x1e30 [ 22.877284][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877285][ C1] ? ip_local_deliver_finish+0x2ba/0x610 [ 22.877287][ C1] ip_protocol_deliver_rcu+0x82/0x350 [ 22.877289][ C1] ? process_backlog+0x3f1/0x14c0 [ 22.877291][ C1] ip_local_deliver_finish+0x36f/0x610 [ 22.877293][ C1] ip_local_deliver+0x184/0x4c0 [ 22.877294][ C1] ? ip_local_deliver_finish+0x610/0x610 [ 22.877296][ C1] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 22.877298][ C1] ? process_backlog+0x3f1/0x14c0 [ 22.877300][ C1] ip_rcv+0xdc/0x3d0 [ 22.877302][ C1] ? ip_local_deliver+0x4c0/0x4c0 [ 22.877304][ C1] ? mark_usage+0x61/0x170 [ 22.877305][ C1] ? __lock_acquire+0x518/0xc20 [ 22.877307][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 22.877309][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877311][ C1] ? process_backlog+0x3f1/0x14c0 [ 22.877312][ C1] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 22.877314][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877317][ C1] process_backlog+0x431/0x14c0 [ 22.877319][ C1] __napi_poll+0xa7/0x3b0 [ 22.877325][ C1] net_rx_action+0x513/0xf50 [ 22.877327][ C1] ? __napi_poll+0x3b0/0x3b0 [ 22.877329][ C1] ? mark_held_locks+0x40/0x70 [ 22.877332][ C1] ? __run_timers+0xaa0/0xaa0 [ 22.877335][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877337][ C1] ? mark_held_locks+0x40/0x70 [ 22.877339][ C1] handle_softirqs+0x1d3/0x900 [ 22.877341][ C1] ? _local_bh_enable+0xc0/0xc0 [ 22.877342][ C1] ? _local_bh_enable+0xc0/0xc0 [ 22.877344][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 22.877346][ C1] do_softirq+0xac/0xe0 [ 22.877347][ C1] [ 22.877348][ C1] [ 22.877348][ C1] __local_bh_enable_ip+0x118/0x150 [ 22.877350][ C1] __dev_queue_xmit+0x979/0x1b80 [ 22.877352][ C1] ? __lock_acquire+0x518/0xc20 [ 22.877354][ C1] ? do_ipv6_getsockopt+0x18f3/0x2e80 [ 22.877355][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 22.877357][ C1] ? find_held_lock+0x2b/0x80 [ 22.877359][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877360][ C1] ? __rwlock_init+0x150/0x150 [ 22.877362][ C1] ? mark_held_locks+0x40/0x70 [ 22.877363][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 22.877365][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877366][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877367][ C1] ? ___neigh_create+0x811/0x1070 [ 22.877370][ C1] ip6_finish_output2+0x423/0x12a0 [ 22.877373][ C1] ? ip6_dst_lookup+0x80/0x80 [ 22.877374][ C1] ? find_held_lock+0x2b/0x80 [ 22.877376][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877377][ C1] ? ip6_mtu+0x15d/0x310 [ 22.877379][ C1] ip6_finish_output+0x646/0xda0 [ 22.877381][ C1] ip6_output+0x23f/0x7f0 [ 22.877383][ C1] ? ip6_finish_output+0xda0/0xda0 [ 22.877385][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877386][ C1] ? find_held_lock+0x2b/0x80 [ 22.877387][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877389][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877391][ C1] ndisc_send_skb+0xba3/0x1520 [ 22.877393][ C1] ? ndisc_recv_na+0xea0/0xea0 [ 22.877395][ C1] ? ndisc_alloc_skb+0x2da/0x490 [ 22.877396][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877398][ C1] addrconf_dad_completed+0x37e/0xe10 [ 22.877400][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877401][ C1] ? addrconf_rs_timer+0x770/0x770 [ 22.877403][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877405][ C1] ? __rwlock_init+0x150/0x150 [ 22.877406][ C1] ? mark_held_locks+0x40/0x70 [ 22.877408][ C1] ? addrconf_dad_begin+0x2e1/0x540 [ 22.877410][ C1] addrconf_dad_begin+0x2e1/0x540 [ 22.877412][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877413][ C1] ? addrconf_dad_completed+0xe10/0xe10 [ 22.877415][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877416][ C1] ? __rwlock_init+0x150/0x150 [ 22.877418][ C1] ? mark_held_locks+0x40/0x70 [ 22.877420][ C1] addrconf_dad_work+0x170/0x930 [ 22.877422][ C1] ? addrconf_dad_begin+0x540/0x540 [ 22.877424][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877426][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877427][ C1] ? lock_acquire+0x13c/0x160 [ 22.877429][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877431][ C1] process_one_work+0xe3e/0x1560 [ 22.877433][ C1] ? __queue_delayed_work+0x470/0x470 [ 22.877435][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877438][ C1] worker_thread+0x4f1/0xd60 [ 22.877440][ C1] ? rescuer_thread+0x1340/0x1340 [ 22.877442][ C1] ? __kthread_parkme+0xbd/0x210 [ 22.877443][ C1] ? rescuer_thread+0x1340/0x1340 [ 22.877445][ C1] ? rescuer_thread+0x1340/0x1340 [ 22.877447][ C1] kthread+0x367/0x460 [ 22.877448][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 22.877451][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 22.877452][ C1] ret_from_fork+0x474/0x6b0 [ 22.877454][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 22.877456][ C1] ? __switch_to+0x5a3/0xe00 [ 22.877458][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 22.877460][ C1] ret_from_fork_asm+0x11/0x20 [ 22.877463][ C1] [ 22.877466][ C1] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.877468][ C1] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 22.877469][ C1] preempt_count: 103, expected: 0 [ 22.877470][ C1] RCU nest depth: 5, expected: 0 [ 22.877470][ C1] INFO: lockdep is turned off. [ 22.877471][ C1] irq event stamp: 20043 [ 22.877471][ C1] hardirqs last enabled at (20042): [] __down_trylock_console_sem+0x86/0xa0 [ 22.877474][ C1] hardirqs last disabled at (20043): [] console_emit_next_record+0x3d4/0x4c0 [ 22.877476][ C1] softirqs last enabled at (19926): [] __dev_queue_xmit+0x964/0x1b80 [ 22.877478][ C1] softirqs last disabled at (19927): [] do_softirq+0xac/0xe0 [ 22.877479][ C1] Preemption disabled at: [ 22.877480][ C1] [] __dev_queue_xmit+0x204/0x1b80 [ 22.877483][ C1] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.877484][ C1] Tainted: [W]=WARN [ 22.877485][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.877485][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 22.877487][ C1] Call Trace: [ 22.877488][ C1] [ 22.877488][ C1] dump_stack_lvl+0x6f/0xa0 [ 22.877491][ C1] ? __dev_queue_xmit+0x204/0x1b80 [ 22.877492][ C1] __might_resched.cold+0x1fe/0x2c1 [ 22.877495][ C1] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.877498][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877500][ C1] __kmalloc_noprof+0x443/0x760 [ 22.877502][ C1] ? __rwlock_init+0x150/0x150 [ 22.877503][ C1] ? alloc_buf.isra.0+0x4b/0x260 [ 22.877505][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 22.877507][ C1] alloc_buf.isra.0+0x4b/0x260 [ 22.877509][ C1] put_chars+0x1e1/0x2f0 [ 22.877510][ C1] ? __send_to_port+0x420/0x420 [ 22.877513][ C1] hvc_console_print+0x292/0x780 [ 22.877515][ C1] ? __lock_acquire+0x388/0xc20 [ 22.877517][ C1] ? hvc_write+0x3a0/0x3a0 [ 22.877518][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877520][ C1] ? lock_acquire+0x13c/0x160 [ 22.877522][ C1] console_emit_next_record+0x22f/0x4c0 [ 22.877524][ C1] ? devkmsg_read+0x4b0/0x4b0 [ 22.877526][ C1] ? console_flush_one_record+0x106/0x710 [ 22.877528][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877529][ C1] ? lock_acquire+0x13c/0x160 [ 22.877531][ C1] console_flush_one_record+0x46f/0x710 [ 22.877533][ C1] ? console_emit_next_record+0x4c0/0x4c0 [ 22.877535][ C1] ? __lock_acquire+0x518/0xc20 [ 22.877537][ C1] console_unlock+0xee/0x1f0 [ 22.877539][ C1] ? console_flush_one_record+0x710/0x710 [ 22.877541][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877542][ C1] ? lock_acquire+0x60/0x160 [ 22.877544][ C1] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.877545][ C1] ? vprintk_emit+0x320/0x3e0 [ 22.877547][ C1] vprintk_emit+0x37c/0x3e0 [ 22.877549][ C1] ? wake_up_klogd_work_func+0x90/0x90 [ 22.877551][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877553][ C1] _printk+0xc7/0x100 [ 22.877555][ C1] ? snapshot_read.cold+0x21/0x21 [ 22.877557][ C1] ? ___ratelimit+0x4e7/0xa00 [ 22.877558][ C1] ? ovpn_netdev_write+0x730/0x730 [ovpn] [ 22.877561][ C1] ? idr_get_free+0x830/0x830 [ 22.877563][ C1] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 22.877566][ C1] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 22.877568][ C1] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 22.877571][ C1] ? __copy_skb_header+0xb7/0x510 [ 22.877572][ C1] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 22.877575][ C1] ? sock_queue_err_skb+0xb0/0x680 [ 22.877577][ C1] __strp_recv+0x20f/0x1c20 [ 22.877580][ C1] __tcp_read_sock+0x1c7/0x850 [ 22.877581][ C1] ? strp_process+0xb0/0xb0 [ 22.877583][ C1] ? __tcp_transmit_skb+0x1b6e/0x3c10 [ 22.877585][ C1] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 22.877586][ C1] ? mark_usage+0x61/0x170 [ 22.877588][ C1] strp_read_sock+0x20f/0x2b0 [ 22.877590][ C1] ? strp_stop+0x50/0x50 [ 22.877592][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877594][ C1] ? lock_acquire+0x13c/0x160 [ 22.877595][ C1] strp_data_ready+0x18e/0x2c0 [ 22.877597][ C1] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 22.877600][ C1] tcp_rcv_established+0x1e1d/0x3910 [ 22.877603][ C1] ? __tcp_check_space+0x600/0x600 [ 22.877604][ C1] ? tcp_v4_rcv+0x1a81/0x2b70 [ 22.877606][ C1] ? do_raw_spin_lock+0x131/0x280 [ 22.877608][ C1] tcp_v4_do_rcv+0x4f6/0xb90 [ 22.877610][ C1] tcp_v4_rcv+0x1caa/0x2b70 [ 22.877613][ C1] ? mark_usage+0x61/0x170 [ 22.877614][ C1] ? tcp_add_backlog+0x1e30/0x1e30 [ 22.877616][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877618][ C1] ? ip_local_deliver_finish+0x2ba/0x610 [ 22.877620][ C1] ip_protocol_deliver_rcu+0x82/0x350 [ 22.877622][ C1] ? process_backlog+0x3f1/0x14c0 [ 22.877623][ C1] ip_local_deliver_finish+0x36f/0x610 [ 22.877625][ C1] ip_local_deliver+0x184/0x4c0 [ 22.877627][ C1] ? ip_local_deliver_finish+0x610/0x610 [ 22.877628][ C1] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 22.877631][ C1] ? process_backlog+0x3f1/0x14c0 [ 22.877632][ C1] ip_rcv+0xdc/0x3d0 [ 22.877634][ C1] ? ip_local_deliver+0x4c0/0x4c0 [ 22.877636][ C1] ? mark_usage+0x61/0x170 [ 22.877637][ C1] ? __lock_acquire+0x518/0xc20 [ 22.877639][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 22.877641][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877642][ C1] ? process_backlog+0x3f1/0x14c0 [ 22.877644][ C1] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 22.877646][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877649][ C1] process_backlog+0x431/0x14c0 [ 22.877651][ C1] __napi_poll+0xa7/0x3b0 [ 22.877653][ C1] net_rx_action+0x513/0xf50 [ 22.877656][ C1] ? __napi_poll+0x3b0/0x3b0 [ 22.877658][ C1] ? mark_held_locks+0x40/0x70 [ 22.877661][ C1] ? __run_timers+0xaa0/0xaa0 [ 22.877667][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877668][ C1] ? mark_held_locks+0x40/0x70 [ 22.877670][ C1] handle_softirqs+0x1d3/0x900 [ 22.877672][ C1] ? _local_bh_enable+0xc0/0xc0 [ 22.877673][ C1] ? _local_bh_enable+0xc0/0xc0 [ 22.877675][ C1] ? __dev_queue_xmit+0x964/0x1b80 [ 22.877677][ C1] do_softirq+0xac/0xe0 [ 22.877678][ C1] [ 22.877679][ C1] [ 22.877680][ C1] __local_bh_enable_ip+0x118/0x150 [ 22.877681][ C1] __dev_queue_xmit+0x979/0x1b80 [ 22.877683][ C1] ? __lock_acquire+0x518/0xc20 [ 22.877685][ C1] ? do_ipv6_getsockopt+0x18f3/0x2e80 [ 22.877686][ C1] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 22.877688][ C1] ? find_held_lock+0x2b/0x80 [ 22.877690][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877691][ C1] ? __rwlock_init+0x150/0x150 [ 22.877692][ C1] ? mark_held_locks+0x40/0x70 [ 22.877694][ C1] ? lockdep_hardirqs_on+0x91/0x130 [ 22.877695][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877696][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877698][ C1] ? ___neigh_create+0x811/0x1070 [ 22.877700][ C1] ip6_finish_output2+0x423/0x12a0 [ 22.877702][ C1] ? ip6_dst_lookup+0x80/0x80 [ 22.877704][ C1] ? find_held_lock+0x2b/0x80 [ 22.877705][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877707][ C1] ? ip6_mtu+0x15d/0x310 [ 22.877709][ C1] ip6_finish_output+0x646/0xda0 [ 22.877711][ C1] ip6_output+0x23f/0x7f0 [ 22.877712][ C1] ? ip6_finish_output+0xda0/0xda0 [ 22.877714][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877715][ C1] ? find_held_lock+0x2b/0x80 [ 22.877717][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877718][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877720][ C1] ndisc_send_skb+0xba3/0x1520 [ 22.877722][ C1] ? ndisc_recv_na+0xea0/0xea0 [ 22.877724][ C1] ? ndisc_alloc_skb+0x2da/0x490 [ 22.877725][ C1] ? __local_bh_enable_ip+0xaa/0x150 [ 22.877727][ C1] addrconf_dad_completed+0x37e/0xe10 [ 22.877729][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877731][ C1] ? addrconf_rs_timer+0x770/0x770 [ 22.877733][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877734][ C1] ? __rwlock_init+0x150/0x150 [ 22.877736][ C1] ? mark_held_locks+0x40/0x70 [ 22.877737][ C1] ? addrconf_dad_begin+0x2e1/0x540 [ 22.877739][ C1] addrconf_dad_begin+0x2e1/0x540 [ 22.877741][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877742][ C1] ? addrconf_dad_completed+0xe10/0xe10 [ 22.877744][ C1] ? __lock_release.isra.0+0x69/0x1a0 [ 22.877746][ C1] ? __rwlock_init+0x150/0x150 [ 22.877747][ C1] ? mark_held_locks+0x40/0x70 [ 22.877749][ C1] addrconf_dad_work+0x170/0x930 [ 22.877751][ C1] ? addrconf_dad_begin+0x540/0x540 [ 22.877753][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877755][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877756][ C1] ? lock_acquire+0x13c/0x160 [ 22.877758][ C1] ? rcu_is_watching+0x16/0xd0 [ 22.877760][ C1] process_one_work+0xe3e/0x1560 [ 22.877763][ C1] ? __queue_delayed_work+0x470/0x470 [ 22.877764][ C1] ? lock_acquire.part.0+0xd4/0x280 [ 22.877767][ C1] worker_thread+0x4f1/0xd60 [ 22.877769][ C1] ? rescuer_thread+0x1340/0x1340 [ 22.877771][ C1] ? __kthread_parkme+0xbd/0x210 [ 22.877772][ C1] ? rescuer_thread+0x1340/0x1340 [ 22.877774][ C1] ? rescuer_thread+0x1340/0x1340 [ 22.877776][ C1] kthread+0x367/0x460 [ 22.877777][ C1] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 22.877778][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 22.877780][ C1] ret_from_fork+0x474/0x6b0 [ 22.877781][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 22.877783][ C1] ? __switch_to+0x5a3/0xe00 [ 22.877785][ C1] ? kthread_affine_preferred+0x4c0/0x4c0 [ 22.877786][ C1] ret_from_fork_asm+0x11/0x20 [ 22.877789][ C1] [ 23.058428][ C0] tun0: no available key for peer 2, key-id: 0 [ 23.130154][ C3] tun0: no available key for peer 3, key-id: 0 [ 23.198136][ C0] tun0: no available key for peer 4, key-id: 0 [ 23.269960][ C1] tun0: no available key for peer 5, key-id: 0 [ 31.883385][ T623] iperf3 (623) used greatest stack depth: 23128 bytes left [ 31.883402][ T623] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.883405][ T623] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 623, name: iperf3 [ 31.883407][ T623] preempt_count: 2, expected: 0 [ 31.883408][ T623] RCU nest depth: 0, expected: 0 [ 31.883408][ T623] INFO: lockdep is turned off. [ 31.883410][ T623] irq event stamp: 0 [ 31.883411][ T623] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 31.883415][ T623] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 31.883422][ T623] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 31.883423][ T623] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 31.883425][ T623] Preemption disabled at: [ 31.883426][ T623] [<0000000000000000>] 0x0 [ 31.883431][ T623] CPU: 2 UID: 0 PID: 623 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.883435][ T623] Tainted: [W]=WARN [ 31.883436][ T623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.883438][ T623] Call Trace: [ 31.883439][ T623] [ 31.883440][ T623] dump_stack_lvl+0x6f/0xa0 [ 31.883446][ T623] __might_resched.cold+0x1fe/0x2c1 [ 31.883450][ T623] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.883454][ T623] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 31.883456][ T623] ? rcu_is_watching+0x16/0xd0 [ 31.883461][ T623] __kmalloc_noprof+0x443/0x760 [ 31.883464][ T623] ? __rwlock_init+0x150/0x150 [ 31.883467][ T623] ? alloc_buf.isra.0+0x4b/0x260 [ 31.883471][ T623] ? do_raw_spin_unlock+0x59/0x250 [ 31.883473][ T623] alloc_buf.isra.0+0x4b/0x260 [ 31.883475][ T623] put_chars+0x1e1/0x2f0 [ 31.883477][ T623] ? prb_final_commit+0x50/0x50 [ 31.883479][ T623] ? __send_to_port+0x420/0x420 [ 31.883481][ T623] ? printk_get_next_message+0x240/0x650 [ 31.883484][ T623] hvc_console_print+0x292/0x780 [ 31.883488][ T623] ? hvc_write+0x3a0/0x3a0 [ 31.883490][ T623] ? do_raw_spin_lock+0x131/0x280 [ 31.883491][ T623] ? vsnprintf+0x668/0x1700 [ 31.883494][ T623] ? __rwlock_init+0x150/0x150 [ 31.883496][ T623] ? rcu_is_watching+0x16/0xd0 [ 31.883498][ T623] ? lock_acquire+0x13c/0x160 [ 31.883500][ T623] console_emit_next_record+0x22f/0x4c0 [ 31.883503][ T623] ? devkmsg_read+0x4b0/0x4b0 [ 31.883506][ T623] ? rcu_is_watching+0x16/0xd0 [ 31.883507][ T623] ? rcu_is_watching+0x16/0xd0 [ 31.883509][ T623] ? rcu_is_watching+0x16/0xd0 [ 31.883511][ T623] ? lock_acquire+0x13c/0x160 [ 31.883513][ T623] ? console_flush_one_record+0x111/0x710 [ 31.883515][ T623] console_flush_one_record+0x46f/0x710 [ 31.883517][ T623] ? console_emit_next_record+0x4c0/0x4c0 [ 31.883520][ T623] console_unlock+0xee/0x1f0 [ 31.883522][ T623] ? lock_acquire+0x13c/0x160 [ 31.883524][ T623] ? console_flush_one_record+0x710/0x710 [ 31.883526][ T623] ? rcu_is_watching+0x16/0xd0 [ 31.883527][ T623] ? lock_release+0x184/0x1f0 [ 31.883529][ T623] ? lock_acquire+0x60/0x160 [ 31.883530][ T623] ? __rcu_read_lock+0x30/0x70 [ 31.883533][ T623] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.883535][ T623] ? vprintk_emit+0x320/0x3e0 [ 31.883537][ T623] vprintk_emit+0x37c/0x3e0 [ 31.883539][ T623] ? wake_up_klogd_work_func+0x90/0x90 [ 31.883542][ T623] _printk+0xc7/0x100 [ 31.883545][ T623] ? snapshot_read.cold+0x21/0x21 [ 31.883547][ T623] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 31.883550][ T623] ? do_raw_spin_lock+0x131/0x280 [ 31.883552][ T623] ? __rwlock_init+0x150/0x150 [ 31.883554][ T623] ? do_raw_spin_lock+0x131/0x280 [ 31.883556][ T623] do_exit.cold+0x82/0x9c [ 31.883558][ T623] ? exit_notify+0x890/0x890 [ 31.883561][ T623] __x64_sys_exit+0x42/0x50 [ 31.883563][ T623] x64_sys_call+0x156c/0x1570 [ 31.883565][ T623] do_syscall_64+0xff/0x530 [ 31.883568][ T623] ? exc_page_fault+0xee/0x100 [ 31.883570][ T623] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.883572][ T623] RIP: 0033:0x7fe3be691c49 [ 31.883574][ T623] Code: Unable to access opcode bytes at 0x7fe3be691c1f. [ 31.883575][ T623] RSP: 002b:00007fe3bde50e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 31.883579][ T623] RAX: ffffffffffffffda RBX: 00007fe3bde516c0 RCX: 00007fe3be691c49 [ 31.883581][ T623] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 31.883582][ T623] RBP: 00007fe3bde50f70 R08: 0000000000000001 R09: 00007fe3bde516c0 [ 31.883583][ T623] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fe3bd651000 [ 31.883583][ T623] R13: 00007ffd8909bbb0 R14: 0000000000000002 R15: 00007ffd8909bcb7 [ 31.883586][ T623] [ 31.885455][ C0] clocksource: Watchdog remote CPU 2 read timed out [ 33.175921][ T717] tun0: deleting peer with id 1, reason 1 [ 33.175939][ T717] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.175941][ T717] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 717, name: ovpn-cli [ 33.175942][ T717] preempt_count: 202, expected: 0 [ 33.175943][ T717] RCU nest depth: 0, expected: 0 [ 33.175944][ T717] INFO: lockdep is turned off. [ 33.175945][ T717] irq event stamp: 0 [ 33.175946][ T717] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 33.175950][ T717] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 33.175957][ T717] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 33.175958][ T717] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 33.175960][ T717] Preemption disabled at: [ 33.175961][ T717] [<0000000000000000>] 0x0 [ 33.175966][ T717] CPU: 0 UID: 0 PID: 717 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.175969][ T717] Tainted: [W]=WARN [ 33.175970][ T717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.175972][ T717] Call Trace: [ 33.175973][ T717] [ 33.175974][ T717] dump_stack_lvl+0x6f/0xa0 [ 33.175980][ T717] __might_resched.cold+0x1fe/0x2c1 [ 33.175984][ T717] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.175988][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.175992][ T717] __kmalloc_noprof+0x443/0x760 [ 33.175995][ T717] ? __rwlock_init+0x150/0x150 [ 33.175998][ T717] ? alloc_buf.isra.0+0x4b/0x260 [ 33.176002][ T717] ? do_raw_spin_unlock+0x59/0x250 [ 33.176004][ T717] alloc_buf.isra.0+0x4b/0x260 [ 33.176006][ T717] put_chars+0x1e1/0x2f0 [ 33.176008][ T717] ? __send_to_port+0x420/0x420 [ 33.176010][ T717] ? printk_get_next_message+0x240/0x650 [ 33.176014][ T717] hvc_console_print+0x292/0x780 [ 33.176018][ T717] ? hvc_write+0x3a0/0x3a0 [ 33.176019][ T717] ? __rwlock_init+0x150/0x150 [ 33.176021][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176023][ T717] ? lock_acquire+0x13c/0x160 [ 33.176025][ T717] console_emit_next_record+0x22f/0x4c0 [ 33.176027][ T717] ? devkmsg_read+0x4b0/0x4b0 [ 33.176029][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176031][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176032][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176034][ T717] ? lock_acquire+0x13c/0x160 [ 33.176036][ T717] ? console_flush_one_record+0x111/0x710 [ 33.176038][ T717] console_flush_one_record+0x46f/0x710 [ 33.176040][ T717] ? console_emit_next_record+0x4c0/0x4c0 [ 33.176043][ T717] console_unlock+0xee/0x1f0 [ 33.176044][ T717] ? lock_acquire+0x13c/0x160 [ 33.176046][ T717] ? console_flush_one_record+0x710/0x710 [ 33.176048][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176049][ T717] ? lock_release+0x184/0x1f0 [ 33.176051][ T717] ? lock_acquire+0x60/0x160 [ 33.176052][ T717] ? __rcu_read_lock+0x30/0x70 [ 33.176054][ T717] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.176056][ T717] ? vprintk_emit+0x320/0x3e0 [ 33.176058][ T717] vprintk_emit+0x37c/0x3e0 [ 33.176061][ T717] ? wake_up_klogd_work_func+0x90/0x90 [ 33.176062][ T717] ? kernel_text_address+0x149/0x170 [ 33.176065][ T717] ? __kernel_text_address+0x12/0x30 [ 33.176066][ T717] ? write_profile+0xf0/0xf0 [ 33.176068][ T717] ? unwind_get_return_address+0x67/0xd0 [ 33.176071][ T717] _printk+0xc7/0x100 [ 33.176074][ T717] ? snapshot_read.cold+0x21/0x21 [ 33.176076][ T717] ? netdev_name+0x43/0x60 [ 33.176079][ T717] ? __netdev_printk+0x17f/0x1d0 [ 33.176081][ T717] netdev_info+0xe2/0x116 [ 33.176083][ T717] ? netdev_notice+0x120/0x120 [ 33.176084][ T717] ? ovpn_nl_pre_doit+0x44/0x90 [ovpn] [ 33.176090][ T717] ? __module_address+0x36/0x330 [ 33.176093][ T717] ? lock_acquire+0x13c/0x160 [ 33.176095][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176096][ T717] ? lock_release+0x184/0x1f0 [ 33.176098][ T717] ? ovpn_peer_get_by_id+0x38a/0x7a0 [ovpn] [ 33.176101][ T717] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 33.176105][ T717] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 33.176108][ T717] ? lock_acquire+0x13c/0x160 [ 33.176109][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176111][ T717] ? lock_release+0x184/0x1f0 [ 33.176113][ T717] ovpn_peer_remove+0x394/0x640 [ovpn] [ 33.176116][ T717] ? do_raw_spin_lock+0x131/0x280 [ 33.176117][ T717] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 33.176121][ T717] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 33.176124][ T717] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 33.176127][ T717] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 33.176130][ T717] ? trace_hardirqs_on+0x36/0x40 [ 33.176132][ T717] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 33.176135][ T717] ? ref_tracker_alloc+0x28d/0x430 [ 33.176140][ T717] ? lock_release+0x184/0x1f0 [ 33.176142][ T717] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 33.176145][ T717] genl_family_rcv_msg_doit+0x206/0x300 [ 33.176149][ T717] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 33.176151][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176154][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176156][ T717] ? cap_capable+0x1d7/0x3d0 [ 33.176159][ T717] ? write_profile+0xf0/0xf0 [ 33.176160][ T717] ? unwind_get_return_address+0x67/0xd0 [ 33.176162][ T717] genl_family_rcv_msg+0x3a4/0x640 [ 33.176164][ T717] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 33.176166][ T717] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 33.176169][ T717] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 33.176171][ T717] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 33.176173][ T717] ? filter_irq_stacks+0xd0/0xd0 [ 33.176175][ T717] ? stack_depot_save_flags+0x1bc/0x790 [ 33.176178][ T717] genl_rcv_msg+0xbb/0x160 [ 33.176180][ T717] netlink_rcv_skb+0x14e/0x3a0 [ 33.176182][ T717] ? genl_family_rcv_msg+0x640/0x640 [ 33.176184][ T717] ? netlink_ack+0xcf0/0xcf0 [ 33.176187][ T717] ? lock_acquire+0x13c/0x160 [ 33.176188][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176190][ T717] ? lock_release+0x184/0x1f0 [ 33.176192][ T717] genl_rcv+0x28/0x40 [ 33.176194][ T717] netlink_unicast+0x486/0x750 [ 33.176196][ T717] ? netlink_attachskb+0x810/0x810 [ 33.176198][ T717] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.176199][ T717] ? trace_hardirqs_on+0x36/0x40 [ 33.176200][ T717] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 33.176204][ T717] netlink_sendmsg+0x735/0xc60 [ 33.176206][ T717] ? netlink_unicast+0x750/0x750 [ 33.176208][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176210][ T717] ? lock_release+0x184/0x1f0 [ 33.176212][ T717] ____sys_sendmsg+0x415/0x880 [ 33.176215][ T717] ? copy_msghdr_from_user+0x279/0x420 [ 33.176217][ T717] ? get_timestamp.constprop.0+0x390/0x390 [ 33.176219][ T717] ? move_addr_to_kernel+0x40/0x40 [ 33.176222][ T717] ___sys_sendmsg+0x14e/0x1d0 [ 33.176224][ T717] ? copy_msghdr_from_user+0x420/0x420 [ 33.176225][ T717] ? kfree+0x22/0x590 [ 33.176230][ T717] __sys_sendmsg+0x12c/0x1d0 [ 33.176232][ T717] ? __sys_sendmsg_sock+0x20/0x20 [ 33.176235][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176237][ T717] ? rcu_is_watching+0x16/0xd0 [ 33.176239][ T717] do_syscall_64+0xff/0x530 [ 33.176242][ T717] ? exc_page_fault+0xee/0x100 [ 33.176243][ T717] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.176245][ T717] RIP: 0033:0x7fb013c2b54e [ 33.176247][ T717] 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 [ 33.176249][ T717] RSP: 002b:00007ffe098bb4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.176253][ T717] RAX: ffffffffffffffda RBX: 0000000007dda130 RCX: 00007fb013c2b54e [ 33.176255][ T717] RDX: 0000000000000000 RSI: 00007ffe098bb570 RDI: 0000000000000005 [ 33.176256][ T717] RBP: 00007ffe098bb4e0 R08: 0000000000000000 R09: 0000000000000000 [ 33.176256][ T717] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000007dda200 [ 33.176257][ T717] R13: 00007ffe098bb570 R14: 0000000007ddb260 R15: 000000000040bda8 [ 33.176260][ T717] [ 33.263163][ T721] tun1: deleting peer with id 10, reason 1 [ 35.858884][ T769] tun0: deleting peer with id 2, reason 1 [ 35.858902][ T769] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 35.858905][ T769] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 769, name: ovpn-cli [ 35.858907][ T769] preempt_count: 202, expected: 0 [ 35.858907][ T769] RCU nest depth: 0, expected: 0 [ 35.858908][ T769] INFO: lockdep is turned off. [ 35.858909][ T769] irq event stamp: 0 [ 35.858910][ T769] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 35.858914][ T769] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 35.858920][ T769] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 35.858922][ T769] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 35.858924][ T769] Preemption disabled at: [ 35.858924][ T769] [<0000000000000000>] 0x0 [ 35.858929][ T769] CPU: 3 UID: 0 PID: 769 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 35.858933][ T769] Tainted: [W]=WARN [ 35.858933][ T769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.858935][ T769] Call Trace: [ 35.858937][ T769] [ 35.858938][ T769] dump_stack_lvl+0x6f/0xa0 [ 35.858943][ T769] __might_resched.cold+0x1fe/0x2c1 [ 35.858947][ T769] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 35.858951][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.858955][ T769] __kmalloc_noprof+0x443/0x760 [ 35.858958][ T769] ? __rwlock_init+0x150/0x150 [ 35.858961][ T769] ? alloc_buf.isra.0+0x4b/0x260 [ 35.858965][ T769] ? do_raw_spin_unlock+0x59/0x250 [ 35.858967][ T769] alloc_buf.isra.0+0x4b/0x260 [ 35.858969][ T769] put_chars+0x1e1/0x2f0 [ 35.858971][ T769] ? __send_to_port+0x420/0x420 [ 35.858972][ T769] ? printk_get_next_message+0x240/0x650 [ 35.858976][ T769] hvc_console_print+0x292/0x780 [ 35.858979][ T769] ? hvc_write+0x3a0/0x3a0 [ 35.858981][ T769] ? __rwlock_init+0x150/0x150 [ 35.858982][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.858984][ T769] ? lock_acquire+0x13c/0x160 [ 35.858986][ T769] console_emit_next_record+0x22f/0x4c0 [ 35.858989][ T769] ? devkmsg_read+0x4b0/0x4b0 [ 35.858991][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.858992][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.858994][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.858996][ T769] ? lock_acquire+0x13c/0x160 [ 35.858997][ T769] ? console_flush_one_record+0x111/0x710 [ 35.858999][ T769] console_flush_one_record+0x46f/0x710 [ 35.859001][ T769] ? console_emit_next_record+0x4c0/0x4c0 [ 35.859004][ T769] console_unlock+0xee/0x1f0 [ 35.859005][ T769] ? lock_acquire+0x13c/0x160 [ 35.859007][ T769] ? console_flush_one_record+0x710/0x710 [ 35.859008][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859010][ T769] ? lock_release+0x184/0x1f0 [ 35.859011][ T769] ? lock_acquire+0x60/0x160 [ 35.859013][ T769] ? __rcu_read_lock+0x30/0x70 [ 35.859015][ T769] ? __down_trylock_console_sem+0x5e/0xa0 [ 35.859016][ T769] ? vprintk_emit+0x320/0x3e0 [ 35.859018][ T769] vprintk_emit+0x37c/0x3e0 [ 35.859021][ T769] ? wake_up_klogd_work_func+0x90/0x90 [ 35.859023][ T769] ? kernel_text_address+0x149/0x170 [ 35.859025][ T769] ? __kernel_text_address+0x12/0x30 [ 35.859026][ T769] ? write_profile+0xf0/0xf0 [ 35.859028][ T769] ? unwind_get_return_address+0x67/0xd0 [ 35.859031][ T769] _printk+0xc7/0x100 [ 35.859034][ T769] ? snapshot_read.cold+0x21/0x21 [ 35.859036][ T769] ? netdev_name+0x43/0x60 [ 35.859038][ T769] ? __netdev_printk+0x17f/0x1d0 [ 35.859040][ T769] netdev_info+0xe2/0x116 [ 35.859042][ T769] ? netdev_notice+0x120/0x120 [ 35.859043][ T769] ? ovpn_nl_pre_doit+0x44/0x90 [ovpn] [ 35.859049][ T769] ? __module_address+0x36/0x330 [ 35.859052][ T769] ? lock_acquire+0x13c/0x160 [ 35.859053][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859055][ T769] ? lock_release+0x184/0x1f0 [ 35.859057][ T769] ? ovpn_peer_get_by_id+0x38a/0x7a0 [ovpn] [ 35.859060][ T769] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 35.859063][ T769] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 35.859066][ T769] ? lock_acquire+0x13c/0x160 [ 35.859067][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859069][ T769] ? lock_release+0x184/0x1f0 [ 35.859071][ T769] ovpn_peer_remove+0x394/0x640 [ovpn] [ 35.859074][ T769] ? do_raw_spin_lock+0x131/0x280 [ 35.859075][ T769] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 35.859079][ T769] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 35.859082][ T769] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 35.859085][ T769] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 35.859087][ T769] ? trace_hardirqs_on+0x36/0x40 [ 35.859090][ T769] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 35.859092][ T769] ? ref_tracker_alloc+0x28d/0x430 [ 35.859097][ T769] ? lock_release+0x184/0x1f0 [ 35.859099][ T769] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 35.859102][ T769] genl_family_rcv_msg_doit+0x206/0x300 [ 35.859106][ T769] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 35.859108][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859110][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859112][ T769] ? cap_capable+0x1d7/0x3d0 [ 35.859115][ T769] ? write_profile+0xf0/0xf0 [ 35.859117][ T769] ? unwind_get_return_address+0x67/0xd0 [ 35.859118][ T769] genl_family_rcv_msg+0x3a4/0x640 [ 35.859120][ T769] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 35.859122][ T769] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 35.859125][ T769] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 35.859127][ T769] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 35.859130][ T769] ? filter_irq_stacks+0xd0/0xd0 [ 35.859131][ T769] ? stack_depot_save_flags+0x1bc/0x790 [ 35.859133][ T769] genl_rcv_msg+0xbb/0x160 [ 35.859135][ T769] netlink_rcv_skb+0x14e/0x3a0 [ 35.859137][ T769] ? genl_family_rcv_msg+0x640/0x640 [ 35.859139][ T769] ? netlink_ack+0xcf0/0xcf0 [ 35.859142][ T769] ? lock_acquire+0x13c/0x160 [ 35.859143][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859145][ T769] ? lock_release+0x184/0x1f0 [ 35.859147][ T769] genl_rcv+0x28/0x40 [ 35.859149][ T769] netlink_unicast+0x486/0x750 [ 35.859151][ T769] ? netlink_attachskb+0x810/0x810 [ 35.859153][ T769] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 35.859154][ T769] ? trace_hardirqs_on+0x36/0x40 [ 35.859155][ T769] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 35.859159][ T769] netlink_sendmsg+0x735/0xc60 [ 35.859161][ T769] ? netlink_unicast+0x750/0x750 [ 35.859163][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859164][ T769] ? lock_release+0x184/0x1f0 [ 35.859166][ T769] ____sys_sendmsg+0x415/0x880 [ 35.859170][ T769] ? copy_msghdr_from_user+0x279/0x420 [ 35.859171][ T769] ? get_timestamp.constprop.0+0x390/0x390 [ 35.859173][ T769] ? move_addr_to_kernel+0x40/0x40 [ 35.859176][ T769] ___sys_sendmsg+0x14e/0x1d0 [ 35.859177][ T769] ? copy_msghdr_from_user+0x420/0x420 [ 35.859179][ T769] ? kfree+0x22/0x590 [ 35.859183][ T769] __sys_sendmsg+0x12c/0x1d0 [ 35.859186][ T769] ? __sys_sendmsg_sock+0x20/0x20 [ 35.859188][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859190][ T769] ? rcu_is_watching+0x16/0xd0 [ 35.859192][ T769] do_syscall_64+0xff/0x530 [ 35.859195][ T769] ? exc_page_fault+0xee/0x100 [ 35.859197][ T769] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 35.859199][ T769] RIP: 0033:0x7f1bdffc154e [ 35.859201][ T769] 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 [ 35.859202][ T769] RSP: 002b:00007ffc2c71ceb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.859206][ T769] RAX: ffffffffffffffda RBX: 0000000037a09130 RCX: 00007f1bdffc154e [ 35.859207][ T769] RDX: 0000000000000000 RSI: 00007ffc2c71cf50 RDI: 0000000000000005 [ 35.859208][ T769] RBP: 00007ffc2c71cec0 R08: 0000000000000000 R09: 0000000000000000 [ 35.859209][ T769] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000037a09200 [ 35.859210][ T769] R13: 00007ffc2c71cf50 R14: 0000000037a0a260 R15: 000000000040bda8 [ 35.859212][ T769] [ 35.944768][ T773] tun2: deleting peer with id 11, reason 1 [ 41.629352][ T57] tun0: deleting peer with id 4, reason 2 [ 41.629373][ T57] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 41.629376][ T57] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 57, name: kworker/3:1 [ 41.629377][ T57] preempt_count: 202, expected: 0 [ 41.629378][ T57] RCU nest depth: 0, expected: 0 [ 41.629379][ T57] INFO: lockdep is turned off. [ 41.629380][ T57] irq event stamp: 10290 [ 41.629381][ T57] hardirqs last enabled at (10289): [] _raw_spin_unlock_irq+0x28/0x50 [ 41.629389][ T57] hardirqs last disabled at (10290): [] __schedule+0x1246/0x20e0 [ 41.629393][ T57] softirqs last enabled at (8196): [] handle_softirqs+0x67c/0x900 [ 41.629396][ T57] softirqs last disabled at (8191): [] __irq_exit_rcu+0x145/0x1c0 [ 41.629399][ T57] Preemption disabled at: [ 41.629399][ T57] [<0000000000000000>] 0x0 [ 41.629407][ T57] CPU: 3 UID: 0 PID: 57 Comm: kworker/3:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 41.629410][ T57] Tainted: [W]=WARN [ 41.629411][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.629413][ T57] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 41.629423][ T57] Call Trace: [ 41.629425][ T57] [ 41.629427][ T57] dump_stack_lvl+0x6f/0xa0 [ 41.629432][ T57] __might_resched.cold+0x1fe/0x2c1 [ 41.629436][ T57] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 41.629439][ T57] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 41.629441][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629445][ T57] __kmalloc_noprof+0x443/0x760 [ 41.629448][ T57] ? __rwlock_init+0x150/0x150 [ 41.629451][ T57] ? alloc_buf.isra.0+0x4b/0x260 [ 41.629455][ T57] ? do_raw_spin_unlock+0x59/0x250 [ 41.629456][ T57] alloc_buf.isra.0+0x4b/0x260 [ 41.629459][ T57] put_chars+0x1e1/0x2f0 [ 41.629461][ T57] ? prb_final_commit+0x50/0x50 [ 41.629462][ T57] ? __send_to_port+0x420/0x420 [ 41.629464][ T57] ? printk_get_next_message+0x240/0x650 [ 41.629467][ T57] hvc_console_print+0x292/0x780 [ 41.629471][ T57] ? hvc_write+0x3a0/0x3a0 [ 41.629473][ T57] ? do_raw_spin_lock+0x131/0x280 [ 41.629474][ T57] ? vsnprintf+0x527/0x1700 [ 41.629476][ T57] ? __rwlock_init+0x150/0x150 [ 41.629478][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629479][ T57] ? lock_acquire+0x13c/0x160 [ 41.629482][ T57] console_emit_next_record+0x22f/0x4c0 [ 41.629484][ T57] ? devkmsg_read+0x4b0/0x4b0 [ 41.629486][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629488][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629489][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629491][ T57] ? lock_acquire+0x13c/0x160 [ 41.629493][ T57] ? console_flush_one_record+0x111/0x710 [ 41.629495][ T57] console_flush_one_record+0x46f/0x710 [ 41.629497][ T57] ? console_emit_next_record+0x4c0/0x4c0 [ 41.629499][ T57] console_unlock+0xee/0x1f0 [ 41.629501][ T57] ? lock_acquire+0x13c/0x160 [ 41.629502][ T57] ? console_flush_one_record+0x710/0x710 [ 41.629504][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629506][ T57] ? lock_release+0x184/0x1f0 [ 41.629507][ T57] ? lock_acquire+0x60/0x160 [ 41.629508][ T57] ? __rcu_read_lock+0x30/0x70 [ 41.629510][ T57] ? __down_trylock_console_sem+0x5e/0xa0 [ 41.629512][ T57] ? vprintk_emit+0x320/0x3e0 [ 41.629514][ T57] vprintk_emit+0x37c/0x3e0 [ 41.629516][ T57] ? wake_up_klogd_work_func+0x90/0x90 [ 41.629518][ T57] ? arch_stack_walk+0xd7/0x130 [ 41.629521][ T57] ? queued_spin_lock_slowpath+0x103/0xa60 [ 41.629523][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629525][ T57] _printk+0xc7/0x100 [ 41.629528][ T57] ? snapshot_read.cold+0x21/0x21 [ 41.629530][ T57] ? __add_to_free_list+0x81/0x5c0 [ 41.629532][ T57] ? __mod_zone_page_state+0xe1/0x190 [ 41.629535][ T57] ? netdev_name+0x43/0x60 [ 41.629537][ T57] ? __netdev_printk+0x17f/0x1d0 [ 41.629539][ T57] netdev_info+0xe2/0x116 [ 41.629541][ T57] ? netdev_notice+0x120/0x120 [ 41.629543][ T57] ? free_pcppages_bulk+0x363/0x6e0 [ 41.629545][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629547][ T57] ? trace_irq_enable.constprop.0+0x30/0x160 [ 41.629550][ T57] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 41.629554][ T57] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 41.629556][ T57] ? __rwlock_init+0x150/0x150 [ 41.629558][ T57] ? lock_acquire+0x13c/0x160 [ 41.629559][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629561][ T57] ovpn_peer_remove+0x394/0x640 [ovpn] [ 41.629565][ T57] ? do_raw_spin_lock+0x131/0x280 [ 41.629567][ T57] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 41.629569][ T57] ? __rwlock_init+0x150/0x150 [ 41.629571][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629573][ T57] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 41.629574][ T57] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 41.629575][ T57] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 41.629578][ T57] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 41.629581][ T57] ? __rwlock_init+0x150/0x150 [ 41.629583][ T57] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 41.629586][ T57] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 41.629589][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629591][ T57] ? lock_acquire+0x13c/0x160 [ 41.629592][ T57] ? rcu_is_watching+0x16/0xd0 [ 41.629594][ T57] process_one_work+0xe3e/0x1560 [ 41.629598][ T57] ? __queue_delayed_work+0x470/0x470 [ 41.629600][ T57] ? find_held_lock+0x2b/0x80 [ 41.629602][ T57] ? __rwlock_init+0x150/0x150 [ 41.629604][ T57] worker_thread+0x4f1/0xd60 [ 41.629606][ T57] ? rescuer_thread+0x1340/0x1340 [ 41.629608][ T57] ? __kthread_parkme+0xbd/0x210 [ 41.629611][ T57] ? rescuer_thread+0x1340/0x1340 [ 41.629612][ T57] ? rescuer_thread+0x1340/0x1340 [ 41.629614][ T57] kthread+0x367/0x460 [ 41.629616][ T57] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 41.629617][ T57] ? kthread_affine_preferred+0x4c0/0x4c0 [ 41.629619][ T57] ret_from_fork+0x474/0x6b0 [ 41.629621][ T57] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 41.629622][ T57] ? __switch_to+0x5a3/0xe00 [ 41.629625][ T57] ? kthread_affine_preferred+0x4c0/0x4c0 [ 41.629626][ T57] ret_from_fork_asm+0x11/0x20 [ 41.629630][ T57] [ 41.643943][ T57] tun0: deleting peer with id 3, reason 2 [ 41.644125][ T57] tun0: deleting peer with id 5, reason 2 [ 41.644340][ T57] tun0: deleting peer with id 6, reason 2 [ 46.749392][ T10] tun3: deleting peer with id 12, reason 2 [ 46.749411][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 46.749414][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 46.749415][ T10] preempt_count: 202, expected: 0 [ 46.749416][ T10] RCU nest depth: 0, expected: 0 [ 46.749417][ T10] INFO: lockdep is turned off. [ 46.749418][ T10] irq event stamp: 8286 [ 46.749419][ T10] hardirqs last enabled at (8285): [] _raw_spin_unlock_irq+0x28/0x50 [ 46.749427][ T10] hardirqs last disabled at (8286): [] __schedule+0x1246/0x20e0 [ 46.749429][ T10] softirqs last enabled at (8106): [] handle_softirqs+0x67c/0x900 [ 46.749433][ T10] softirqs last disabled at (8067): [] do_softirq+0xac/0xe0 [ 46.749435][ T10] Preemption disabled at: [ 46.749436][ T10] [<0000000000000000>] 0x0 [ 46.749443][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 46.749447][ T10] Tainted: [W]=WARN [ 46.749447][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.749450][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 46.749457][ T10] Call Trace: [ 46.749459][ T10] [ 46.749460][ T10] dump_stack_lvl+0x6f/0xa0 [ 46.749465][ T10] __might_resched.cold+0x1fe/0x2c1 [ 46.749469][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 46.749472][ T10] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 46.749474][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749478][ T10] __kmalloc_noprof+0x443/0x760 [ 46.749482][ T10] ? __rwlock_init+0x150/0x150 [ 46.749484][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 46.749488][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 46.749490][ T10] alloc_buf.isra.0+0x4b/0x260 [ 46.749492][ T10] put_chars+0x1e1/0x2f0 [ 46.749494][ T10] ? prb_final_commit+0x50/0x50 [ 46.749495][ T10] ? __send_to_port+0x420/0x420 [ 46.749497][ T10] ? printk_get_next_message+0x240/0x650 [ 46.749500][ T10] hvc_console_print+0x292/0x780 [ 46.749504][ T10] ? hvc_write+0x3a0/0x3a0 [ 46.749505][ T10] ? do_raw_spin_lock+0x131/0x280 [ 46.749506][ T10] ? vsnprintf+0x527/0x1700 [ 46.749509][ T10] ? __rwlock_init+0x150/0x150 [ 46.749510][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749512][ T10] ? lock_acquire+0x13c/0x160 [ 46.749514][ T10] console_emit_next_record+0x22f/0x4c0 [ 46.749517][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 46.749519][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749520][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749522][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749524][ T10] ? lock_acquire+0x13c/0x160 [ 46.749525][ T10] ? console_flush_one_record+0x111/0x710 [ 46.749527][ T10] console_flush_one_record+0x46f/0x710 [ 46.749529][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 46.749532][ T10] console_unlock+0xee/0x1f0 [ 46.749534][ T10] ? lock_acquire+0x13c/0x160 [ 46.749535][ T10] ? console_flush_one_record+0x710/0x710 [ 46.749537][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749538][ T10] ? lock_release+0x184/0x1f0 [ 46.749539][ T10] ? lock_acquire+0x60/0x160 [ 46.749541][ T10] ? __rcu_read_lock+0x30/0x70 [ 46.749543][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 46.749544][ T10] ? vprintk_emit+0x320/0x3e0 [ 46.749546][ T10] vprintk_emit+0x37c/0x3e0 [ 46.749549][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 46.749550][ T10] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 46.749552][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749553][ T10] ? trace_sched_wakeup+0x9b/0x160 [ 46.749556][ T10] _printk+0xc7/0x100 [ 46.749559][ T10] ? snapshot_read.cold+0x21/0x21 [ 46.749560][ T10] ? try_to_wake_up+0x153/0x1130 [ 46.749562][ T10] ? select_fallback_rq+0x510/0x510 [ 46.749564][ T10] ? netdev_name+0x43/0x60 [ 46.749566][ T10] ? __netdev_printk+0x17f/0x1d0 [ 46.749568][ T10] netdev_info+0xe2/0x116 [ 46.749570][ T10] ? netdev_notice+0x120/0x120 [ 46.749572][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749574][ T10] ? __queue_work+0x3ab/0xd30 [ 46.749577][ T10] ? trace_irq_enable.constprop.0+0x30/0x160 [ 46.749579][ T10] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 46.749583][ T10] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 46.749586][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749587][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 46.749589][ T10] ovpn_peer_remove+0x394/0x640 [ovpn] [ 46.749592][ T10] ? do_raw_spin_lock+0x131/0x280 [ 46.749594][ T10] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 46.749597][ T10] ? __rwlock_init+0x150/0x150 [ 46.749598][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749600][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 46.749601][ T10] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 46.749603][ T10] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 46.749606][ T10] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 46.749608][ T10] ? __rwlock_init+0x150/0x150 [ 46.749610][ T10] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 46.749613][ T10] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 46.749616][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749617][ T10] ? lock_acquire+0x13c/0x160 [ 46.749619][ T10] ? rcu_is_watching+0x16/0xd0 [ 46.749621][ T10] ? process_one_work+0xdfc/0x1560 [ 46.749623][ T10] process_one_work+0xe3e/0x1560 [ 46.749625][ T10] ? __queue_delayed_work+0x470/0x470 [ 46.749627][ T10] ? find_held_lock+0x2b/0x80 [ 46.749629][ T10] ? __rwlock_init+0x150/0x150 [ 46.749631][ T10] worker_thread+0x4f1/0xd60 [ 46.749634][ T10] ? rescuer_thread+0x1340/0x1340 [ 46.749635][ T10] ? __kthread_parkme+0xbd/0x210 [ 46.749637][ T10] ? rescuer_thread+0x1340/0x1340 [ 46.749639][ T10] ? rescuer_thread+0x1340/0x1340 [ 46.749640][ T10] kthread+0x367/0x460 [ 46.749642][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 46.749643][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 46.749645][ T10] ret_from_fork+0x474/0x6b0 [ 46.749648][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 46.749649][ T10] ? __switch_to+0x5a3/0xe00 [ 46.749651][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 46.749653][ T10] ret_from_fork_asm+0x11/0x20 [ 46.749657][ T10] [ 46.813349][ T10] tun4: deleting peer with id 13, reason 2 [ 46.878386][ T66] tun5: deleting peer with id 14, reason 2 [ 46.941482][ T24] tun6: deleting peer with id 15, reason 2