[ 16.865767][ T300] ip (300) used greatest stack depth: 24256 bytes left [ 16.865783][ T300] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.865786][ T300] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 300, name: ip [ 16.865787][ T300] preempt_count: 2, expected: 0 [ 16.865788][ T300] RCU nest depth: 0, expected: 0 [ 16.865789][ T300] locks held by ip/300: 5, last CPU#2: [ 16.865791][ T300] #0: ffffffff9b2127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 16.865803][ T300] #1: ffffffff9b379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.865809][ T300] #2: ffffffff9b379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.865813][ T300] #3: ffffffff9b299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.865816][ T300] #4: ffffffff9b299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.865820][ T300] irq event stamp: 32904 [ 16.865821][ T300] hardirqs last enabled at (32903): [] __down_trylock_console_sem+0x86/0xa0 [ 16.865824][ T300] hardirqs last disabled at (32904): [] console_emit_next_record+0x3d4/0x4c0 [ 16.865826][ T300] softirqs last enabled at (32638): [] handle_softirqs+0x67c/0x900 [ 16.865828][ T300] softirqs last disabled at (32631): [] __irq_exit_rcu+0x145/0x1c0 [ 16.865830][ T300] Preemption disabled at: [ 16.865831][ T300] [<0000000000000000>] 0x0 [ 16.865838][ T300] CPU: 2 UID: 0 PID: 300 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.865841][ T300] Tainted: [W]=WARN [ 16.865842][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.865844][ T300] Call Trace: [ 16.865845][ T300] [ 16.865847][ T300] dump_stack_lvl+0x6f/0xa0 [ 16.865853][ T300] __might_resched.cold+0x1fe/0x2c1 [ 16.865858][ T300] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.865862][ T300] ? __kmalloc_noprof+0xdb/0x760 [ 16.865867][ T300] __kmalloc_noprof+0x443/0x760 [ 16.865869][ T300] ? alloc_buf.isra.0+0x4b/0x260 [ 16.865875][ T300] ? do_raw_spin_unlock+0x59/0x250 [ 16.865878][ T300] alloc_buf.isra.0+0x4b/0x260 [ 16.865881][ T300] put_chars+0x1e1/0x2f0 [ 16.865884][ T300] ? __send_to_port+0x420/0x420 [ 16.865886][ T300] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.865891][ T300] ? validate_chain+0x38b/0xc20 [ 16.865896][ T300] hvc_console_print+0x292/0x780 [ 16.865903][ T300] ? hvc_write+0x3a0/0x3a0 [ 16.865905][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.865907][ T300] ? lock_acquire+0x13c/0x160 [ 16.865911][ T300] console_emit_next_record+0x22f/0x4c0 [ 16.865915][ T300] ? devkmsg_read+0x4b0/0x4b0 [ 16.865917][ T300] ? console_flush_one_record+0x106/0x710 [ 16.865920][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.865922][ T300] ? lock_acquire+0x13c/0x160 [ 16.865926][ T300] console_flush_one_record+0x46f/0x710 [ 16.865930][ T300] ? console_emit_next_record+0x4c0/0x4c0 [ 16.865932][ T300] ? __lock_acquire+0x518/0xc20 [ 16.865937][ T300] console_unlock+0xee/0x1f0 [ 16.865939][ T300] ? console_flush_one_record+0x710/0x710 [ 16.865941][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.865944][ T300] ? lock_acquire+0x60/0x160 [ 16.865947][ T300] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.865949][ T300] ? vprintk_emit+0x320/0x3e0 [ 16.865952][ T300] vprintk_emit+0x37c/0x3e0 [ 16.865956][ T300] ? wake_up_klogd_work_func+0x90/0x90 [ 16.865959][ T300] ? __lock_acquire+0x518/0xc20 [ 16.865963][ T300] _printk+0xc7/0x100 [ 16.865966][ T300] ? snapshot_read.cold+0x21/0x21 [ 16.865969][ T300] ? do_raw_spin_lock+0x131/0x280 [ 16.865971][ T300] ? __rwlock_init+0x150/0x150 [ 16.865975][ T300] ? do_raw_spin_lock+0x131/0x280 [ 16.865978][ T300] do_exit.cold+0x82/0x9c [ 16.865982][ T300] ? exit_notify+0x890/0x890 [ 16.865983][ T300] ? __lock_release.isra.0+0x69/0x1a0 [ 16.865986][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.865990][ T300] do_group_exit+0xb8/0x370 [ 16.865992][ T300] __x64_sys_exit_group+0x3c/0x50 [ 16.865994][ T300] x64_sys_call+0x1567/0x1570 [ 16.865997][ T300] do_syscall_64+0xff/0x530 [ 16.866001][ T300] ? exc_page_fault+0xee/0x100 [ 16.866004][ T300] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.866006][ T300] RIP: 0033:0x7f78b7ffc1b8 [ 16.866008][ T300] Code: Unable to access opcode bytes at 0x7f78b7ffc18e. [ 16.866009][ T300] RSP: 002b:00007ffc422e4e78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.866011][ T300] RAX: ffffffffffffffda RBX: 00007f78b812cf88 RCX: 00007f78b7ffc1b8 [ 16.866013][ T300] RDX: 00007f78b7d46fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.866014][ T300] RBP: 00007ffc422e4ed0 R08: 0000000000000000 R09: 0000000000000000 [ 16.866015][ T300] R10: 00007ffc422e4c90 R11: 0000000000000246 R12: 0000000000000001 [ 16.866015][ T300] R13: 0000000000000000 R14: 00007f78b812b680 R15: 00007f78b812cfa0 [ 16.866022][ T300] [ 31.735415][ T675] iperf3 (675) used greatest stack depth: 23536 bytes left [ 31.735436][ T675] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.735439][ T675] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 675, name: iperf3 [ 31.735441][ T675] preempt_count: 2, expected: 0 [ 31.735441][ T675] RCU nest depth: 0, expected: 0 [ 31.735442][ T675] locks held by iperf3/675: 5, last CPU#2: [ 31.735445][ T675] #0: ffffffff9b2127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 31.735456][ T675] #1: ffffffff9b379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 31.735462][ T675] #2: ffffffff9b379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 31.735466][ T675] #3: ffffffff9b299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 31.735469][ T675] #4: ffffffff9b299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 31.735473][ T675] irq event stamp: 6246186 [ 31.735474][ T675] hardirqs last enabled at (6246185): [] __down_trylock_console_sem+0x86/0xa0 [ 31.735477][ T675] hardirqs last disabled at (6246186): [] console_emit_next_record+0x3d4/0x4c0 [ 31.735479][ T675] softirqs last enabled at (6244734): [] handle_softirqs+0x67c/0x900 [ 31.735481][ T675] softirqs last disabled at (6244461): [] __irq_exit_rcu+0x145/0x1c0 [ 31.735483][ T675] Preemption disabled at: [ 31.735484][ T675] [<0000000000000000>] 0x0 [ 31.735491][ T675] CPU: 2 UID: 0 PID: 675 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.735495][ T675] Tainted: [W]=WARN [ 31.735496][ T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.735498][ T675] Call Trace: [ 31.735499][ T675] [ 31.735500][ T675] dump_stack_lvl+0x6f/0xa0 [ 31.735507][ T675] __might_resched.cold+0x1fe/0x2c1 [ 31.735511][ T675] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.735515][ T675] ? __kmalloc_noprof+0xdb/0x760 [ 31.735520][ T675] __kmalloc_noprof+0x443/0x760 [ 31.735522][ T675] ? alloc_buf.isra.0+0x4b/0x260 [ 31.735528][ T675] ? do_raw_spin_unlock+0x59/0x250 [ 31.735531][ T675] alloc_buf.isra.0+0x4b/0x260 [ 31.735534][ T675] put_chars+0x1e1/0x2f0 [ 31.735537][ T675] ? prb_final_commit+0x50/0x50 [ 31.735539][ T675] ? __send_to_port+0x420/0x420 [ 31.735542][ T675] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 31.735546][ T675] ? rcu_read_lock_any_held+0x3c/0x90 [ 31.735548][ T675] ? validate_chain+0x38b/0xc20 [ 31.735552][ T675] hvc_console_print+0x292/0x780 [ 31.735556][ T675] ? mark_usage+0x61/0x170 [ 31.735558][ T675] ? __lock_acquire+0x518/0xc20 [ 31.735559][ T675] ? __lock_acquire+0x518/0xc20 [ 31.735563][ T675] ? hvc_write+0x3a0/0x3a0 [ 31.735565][ T675] ? console_emit_next_record+0x1df/0x4c0 [ 31.735568][ T675] ? rcu_is_watching+0x16/0xd0 [ 31.735571][ T675] ? lock_acquire+0x13c/0x160 [ 31.735575][ T675] console_emit_next_record+0x22f/0x4c0 [ 31.735579][ T675] ? devkmsg_read+0x4b0/0x4b0 [ 31.735581][ T675] ? console_flush_one_record+0x106/0x710 [ 31.735584][ T675] ? rcu_is_watching+0x16/0xd0 [ 31.735586][ T675] ? lock_acquire+0x13c/0x160 [ 31.735590][ T675] console_flush_one_record+0x46f/0x710 [ 31.735594][ T675] ? console_emit_next_record+0x4c0/0x4c0 [ 31.735596][ T675] ? __lock_acquire+0x518/0xc20 [ 31.735601][ T675] console_unlock+0xee/0x1f0 [ 31.735604][ T675] ? console_flush_one_record+0x710/0x710 [ 31.735606][ T675] ? rcu_is_watching+0x16/0xd0 [ 31.735608][ T675] ? lock_acquire+0x60/0x160 [ 31.735611][ T675] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.735613][ T675] ? vprintk_emit+0x320/0x3e0 [ 31.735616][ T675] vprintk_emit+0x37c/0x3e0 [ 31.735620][ T675] ? wake_up_klogd_work_func+0x90/0x90 [ 31.735624][ T675] ? __lock_acquire+0x518/0xc20 [ 31.735627][ T675] _printk+0xc7/0x100 [ 31.735631][ T675] ? snapshot_read.cold+0x21/0x21 [ 31.735634][ T675] ? do_raw_spin_lock+0x131/0x280 [ 31.735636][ T675] ? __rwlock_init+0x150/0x150 [ 31.735640][ T675] ? do_raw_spin_lock+0x131/0x280 [ 31.735643][ T675] do_exit.cold+0x82/0x9c [ 31.735647][ T675] ? exit_notify+0x890/0x890 [ 31.735652][ T675] __x64_sys_exit+0x42/0x50 [ 31.735653][ T675] x64_sys_call+0x156c/0x1570 [ 31.735656][ T675] do_syscall_64+0xff/0x530 [ 31.735660][ T675] ? exc_page_fault+0xee/0x100 [ 31.735663][ T675] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.735665][ T675] RIP: 0033:0x7fb067752c49 [ 31.735667][ T675] Code: Unable to access opcode bytes at 0x7fb067752c1f. [ 31.735669][ T675] RSP: 002b:00007fb066f11e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 31.735671][ T675] RAX: ffffffffffffffda RBX: 00007fb066f126c0 RCX: 00007fb067752c49 [ 31.735672][ T675] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 31.735673][ T675] RBP: 00007fb066f11f70 R08: 0000000000000001 R09: 00007fb066f126c0 [ 31.735674][ T675] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fb066712000 [ 31.735675][ T675] R13: 00007ffcf7294770 R14: 0000000000000002 R15: 00007ffcf7294877 [ 31.735681][ T675] [ 33.856603][ T769] tun0: deleting peer with id 1, reason 1 [ 33.856802][ T769] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.856805][ T769] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 769, name: ovpn-cli [ 33.856807][ T769] preempt_count: 202, expected: 0 [ 33.856809][ T769] RCU nest depth: 0, expected: 0 [ 33.856810][ T769] locks held by ovpn-cli/769: 6, last CPU#3: [ 33.856813][ T769] #0: ffffffff9bb44ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 33.856828][ T769] #1: ff1100001052ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 33.856840][ T769] #2: ffffffff9b379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.856849][ T769] #3: ffffffff9b379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.856855][ T769] #4: ffffffff9b299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.856861][ T769] #5: ffffffff9b299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 33.856868][ T769] irq event stamp: 38371 [ 33.856869][ T769] hardirqs last enabled at (38370): [] __down_trylock_console_sem+0x86/0xa0 [ 33.856872][ T769] hardirqs last disabled at (38371): [] console_emit_next_record+0x3d4/0x4c0 [ 33.856875][ T769] softirqs last enabled at (38338): [] __alloc_skb+0x4c2/0x5f0 [ 33.856880][ T769] softirqs last disabled at (38366): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 33.856886][ T769] Preemption disabled at: [ 33.856887][ T769] [<0000000000000000>] 0x0 [ 33.856895][ T769] CPU: 3 UID: 0 PID: 769 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.856900][ T769] Tainted: [W]=WARN [ 33.856902][ T769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.856904][ T769] Call Trace: [ 33.856907][ T769] [ 33.856909][ T769] dump_stack_lvl+0x6f/0xa0 [ 33.856917][ T769] __might_resched.cold+0x1fe/0x2c1 [ 33.856924][ T769] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.856929][ T769] ? __kmalloc_noprof+0xdb/0x760 [ 33.856937][ T769] __kmalloc_noprof+0x443/0x760 [ 33.856941][ T769] ? alloc_buf.isra.0+0x4b/0x260 [ 33.856950][ T769] ? do_raw_spin_unlock+0x59/0x250 [ 33.856953][ T769] alloc_buf.isra.0+0x4b/0x260 [ 33.856959][ T769] put_chars+0x1e1/0x2f0 [ 33.856964][ T769] ? __send_to_port+0x420/0x420 [ 33.856966][ T769] ? check_prev_add+0x316/0xe90 [ 33.856974][ T769] ? validate_chain+0x34a/0xc20 [ 33.856980][ T769] hvc_console_print+0x292/0x780 [ 33.856984][ T769] ? mark_usage+0x61/0x170 [ 33.856987][ T769] ? __lock_acquire+0x518/0xc20 [ 33.856990][ T769] ? __lock_acquire+0x518/0xc20 [ 33.856997][ T769] ? hvc_write+0x3a0/0x3a0 [ 33.856999][ T769] ? lock_acquire.part.0+0xd4/0x280 [ 33.857007][ T769] ? lock_acquire+0x13c/0x160 [ 33.857014][ T769] console_emit_next_record+0x22f/0x4c0 [ 33.857020][ T769] ? devkmsg_read+0x4b0/0x4b0 [ 33.857023][ T769] ? console_flush_one_record+0x106/0x710 [ 33.857028][ T769] ? rcu_is_watching+0x16/0xd0 [ 33.857034][ T769] ? lock_acquire+0x13c/0x160 [ 33.857041][ T769] console_flush_one_record+0x46f/0x710 [ 33.857048][ T769] ? console_emit_next_record+0x4c0/0x4c0 [ 33.857051][ T769] ? __lock_acquire+0x518/0xc20 [ 33.857061][ T769] console_unlock+0xee/0x1f0 [ 33.857065][ T769] ? console_flush_one_record+0x710/0x710 [ 33.857068][ T769] ? rcu_is_watching+0x16/0xd0 [ 33.857072][ T769] ? lock_acquire+0x60/0x160 [ 33.857078][ T769] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.857081][ T769] ? vprintk_emit+0x320/0x3e0 [ 33.857086][ T769] vprintk_emit+0x37c/0x3e0 [ 33.857092][ T769] ? wake_up_klogd_work_func+0x90/0x90 [ 33.857095][ T769] ? kernel_text_address+0x149/0x170 [ 33.857100][ T769] ? __kernel_text_address+0x12/0x30 [ 33.857102][ T769] ? write_profile+0xf0/0xf0 [ 33.857106][ T769] ? unwind_get_return_address+0x67/0xd0 [ 33.857114][ T769] _printk+0xc7/0x100 [ 33.857118][ T769] ? snapshot_read.cold+0x21/0x21 [ 33.857125][ T769] ? mark_usage+0x61/0x170 [ 33.857128][ T769] ? netdev_name+0x43/0x60 [ 33.857132][ T769] ? __netdev_printk+0x17f/0x1d0 [ 33.857139][ T769] netdev_info+0xe2/0x116 [ 33.857142][ T769] ? netdev_notice+0x120/0x120 [ 33.857145][ T769] ? find_held_lock+0x2b/0x80 [ 33.857149][ T769] ? mark_usage+0x61/0x170 [ 33.857154][ T769] ? __lock_acquire+0x518/0xc20 [ 33.857164][ T769] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 33.857173][ T769] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 33.857180][ T769] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 33.857190][ T769] ovpn_peer_remove+0x394/0x640 [ovpn] [ 33.857197][ T769] ? do_raw_spin_lock+0x131/0x280 [ 33.857200][ T769] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 33.857213][ T769] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 33.857220][ T769] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 33.857232][ T769] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 33.857237][ T769] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 33.857243][ T769] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 33.857248][ T769] ? ref_tracker_alloc+0x28d/0x430 [ 33.857267][ T769] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 33.857275][ T769] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 33.857286][ T769] genl_family_rcv_msg_doit+0x206/0x300 [ 33.857292][ T769] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 33.857295][ T769] ? __lock_release.isra.0+0x69/0x1a0 [ 33.857305][ T769] ? rcu_is_watching+0x16/0xd0 [ 33.857309][ T769] ? cap_capable+0x1d7/0x3d0 [ 33.857313][ T769] ? write_profile+0xf0/0xf0 [ 33.857316][ T769] ? unwind_get_return_address+0x67/0xd0 [ 33.857322][ T769] genl_family_rcv_msg+0x3a4/0x640 [ 33.857328][ T769] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 33.857335][ T769] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.857338][ T769] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 33.857343][ T769] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 33.857348][ T769] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 33.857354][ T769] ? __lock_acquire+0x518/0xc20 [ 33.857367][ T769] genl_rcv_msg+0xbb/0x160 [ 33.857373][ T769] netlink_rcv_skb+0x14e/0x3a0 [ 33.857376][ T769] ? genl_family_rcv_msg+0x640/0x640 [ 33.857381][ T769] ? netlink_ack+0xcf0/0xcf0 [ 33.857394][ T769] ? netlink_deliver_tap+0xc5/0x330 [ 33.857397][ T769] ? netlink_deliver_tap+0x13c/0x330 [ 33.857404][ T769] genl_rcv+0x28/0x40 [ 33.857408][ T769] netlink_unicast+0x486/0x750 [ 33.857415][ T769] ? netlink_attachskb+0x810/0x810 [ 33.857420][ T769] ? __lock_acquire+0x518/0xc20 [ 33.857427][ T769] netlink_sendmsg+0x735/0xc60 [ 33.857434][ T769] ? netlink_unicast+0x750/0x750 [ 33.857442][ T769] ? __might_fault+0x97/0x140 [ 33.857451][ T769] ____sys_sendmsg+0x415/0x880 [ 33.857456][ T769] ? copy_msghdr_from_user+0x279/0x420 [ 33.857460][ T769] ? get_timestamp.constprop.0+0x390/0x390 [ 33.857462][ T769] ? move_addr_to_kernel+0x40/0x40 [ 33.857476][ T769] ___sys_sendmsg+0x14e/0x1d0 [ 33.857481][ T769] ? copy_msghdr_from_user+0x420/0x420 [ 33.857484][ T769] ? kfree+0x22/0x590 [ 33.857514][ T769] __sys_sendmsg+0x12c/0x1d0 [ 33.857520][ T769] ? __sys_sendmsg_sock+0x20/0x20 [ 33.857530][ T769] ? rcu_is_watching+0x16/0xd0 [ 33.857534][ T769] ? rcu_is_watching+0x16/0xd0 [ 33.857540][ T769] do_syscall_64+0xff/0x530 [ 33.857544][ T769] ? exc_page_fault+0xee/0x100 [ 33.857548][ T769] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.857552][ T769] RIP: 0033:0x7f003190854e [ 33.857556][ 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 [ 33.857558][ T769] RSP: 002b:00007ffffd2e6900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.857562][ T769] RAX: ffffffffffffffda RBX: 0000000027d2a130 RCX: 00007f003190854e [ 33.857565][ T769] RDX: 0000000000000000 RSI: 00007ffffd2e69a0 RDI: 0000000000000005 [ 33.857566][ T769] RBP: 00007ffffd2e6910 R08: 0000000000000000 R09: 0000000000000000 [ 33.857568][ T769] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000027d2a200 [ 33.857569][ T769] R13: 00007ffffd2e69a0 R14: 0000000027d2b260 R15: 000000000040bda8 [ 33.857583][ T769] [ 33.947909][ T769] ovpn-cli (769) used greatest stack depth: 23528 bytes left [ 34.055750][ T773] tun1: deleting peer with id 10, reason 1 [ 37.261033][ T821] tun0: deleting peer with id 2, reason 1 [ 37.261055][ T821] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.261057][ T821] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 821, name: ovpn-cli [ 37.261059][ T821] preempt_count: 202, expected: 0 [ 37.261060][ T821] RCU nest depth: 0, expected: 0 [ 37.261061][ T821] locks held by ovpn-cli/821: 6, last CPU#0: [ 37.261063][ T821] #0: ffffffff9bb44ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 37.261076][ T821] #1: ff1100001052ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 37.261084][ T821] #2: ffffffff9b379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 37.261090][ T821] #3: ffffffff9b379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 37.261094][ T821] #4: ffffffff9b299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 37.261098][ T821] #5: ffffffff9b299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 37.261101][ T821] irq event stamp: 25073 [ 37.261102][ T821] hardirqs last enabled at (25072): [] __down_trylock_console_sem+0x86/0xa0 [ 37.261105][ T821] hardirqs last disabled at (25073): [] console_emit_next_record+0x3d4/0x4c0 [ 37.261107][ T821] softirqs last enabled at (25038): [] __alloc_skb+0x4c2/0x5f0 [ 37.261110][ T821] softirqs last disabled at (25068): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 37.261114][ T821] Preemption disabled at: [ 37.261114][ T821] [<0000000000000000>] 0x0 [ 37.261121][ T821] CPU: 0 UID: 0 PID: 821 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.261124][ T821] Tainted: [W]=WARN [ 37.261125][ T821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.261127][ T821] Call Trace: [ 37.261129][ T821] [ 37.261130][ T821] dump_stack_lvl+0x6f/0xa0 [ 37.261136][ T821] __might_resched.cold+0x1fe/0x2c1 [ 37.261141][ T821] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.261145][ T821] ? __kmalloc_noprof+0xdb/0x760 [ 37.261150][ T821] __kmalloc_noprof+0x443/0x760 [ 37.261152][ T821] ? alloc_buf.isra.0+0x4b/0x260 [ 37.261158][ T821] ? do_raw_spin_unlock+0x59/0x250 [ 37.261161][ T821] alloc_buf.isra.0+0x4b/0x260 [ 37.261164][ T821] put_chars+0x1e1/0x2f0 [ 37.261167][ T821] ? __send_to_port+0x420/0x420 [ 37.261170][ T821] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 37.261175][ T821] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.261177][ T821] ? validate_chain+0x38b/0xc20 [ 37.261181][ T821] hvc_console_print+0x292/0x780 [ 37.261184][ T821] ? mark_usage+0x61/0x170 [ 37.261186][ T821] ? __lock_acquire+0x518/0xc20 [ 37.261187][ T821] ? __lock_acquire+0x518/0xc20 [ 37.261191][ T821] ? hvc_write+0x3a0/0x3a0 [ 37.261193][ T821] ? lock_acquire.part.0+0xd4/0x280 [ 37.261197][ T821] ? lock_acquire+0x13c/0x160 [ 37.261201][ T821] console_emit_next_record+0x22f/0x4c0 [ 37.261205][ T821] ? devkmsg_read+0x4b0/0x4b0 [ 37.261206][ T821] ? console_flush_one_record+0x106/0x710 [ 37.261210][ T821] ? rcu_is_watching+0x16/0xd0 [ 37.261212][ T821] ? lock_acquire+0x13c/0x160 [ 37.261216][ T821] console_flush_one_record+0x46f/0x710 [ 37.261220][ T821] ? console_emit_next_record+0x4c0/0x4c0 [ 37.261222][ T821] ? __lock_acquire+0x518/0xc20 [ 37.261227][ T821] console_unlock+0xee/0x1f0 [ 37.261230][ T821] ? console_flush_one_record+0x710/0x710 [ 37.261232][ T821] ? rcu_is_watching+0x16/0xd0 [ 37.261234][ T821] ? lock_acquire+0x60/0x160 [ 37.261238][ T821] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.261240][ T821] ? vprintk_emit+0x320/0x3e0 [ 37.261243][ T821] vprintk_emit+0x37c/0x3e0 [ 37.261247][ T821] ? wake_up_klogd_work_func+0x90/0x90 [ 37.261249][ T821] ? kernel_text_address+0x149/0x170 [ 37.261252][ T821] ? __kernel_text_address+0x12/0x30 [ 37.261253][ T821] ? write_profile+0xf0/0xf0 [ 37.261255][ T821] ? unwind_get_return_address+0x67/0xd0 [ 37.261260][ T821] _printk+0xc7/0x100 [ 37.261264][ T821] ? snapshot_read.cold+0x21/0x21 [ 37.261268][ T821] ? mark_usage+0x61/0x170 [ 37.261270][ T821] ? netdev_name+0x43/0x60 [ 37.261273][ T821] ? __netdev_printk+0x17f/0x1d0 [ 37.261276][ T821] netdev_info+0xe2/0x116 [ 37.261278][ T821] ? netdev_notice+0x120/0x120 [ 37.261280][ T821] ? find_held_lock+0x2b/0x80 [ 37.261282][ T821] ? mark_usage+0x61/0x170 [ 37.261285][ T821] ? __lock_acquire+0x518/0xc20 [ 37.261291][ T821] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 37.261296][ T821] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 37.261299][ T821] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 37.261305][ T821] ovpn_peer_remove+0x394/0x640 [ovpn] [ 37.261309][ T821] ? do_raw_spin_lock+0x131/0x280 [ 37.261311][ T821] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 37.261318][ T821] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 37.261322][ T821] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 37.261328][ T821] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 37.261333][ T821] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 37.261338][ T821] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.261340][ T821] ? ref_tracker_alloc+0x28d/0x430 [ 37.261351][ T821] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 37.261355][ T821] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 37.261361][ T821] genl_family_rcv_msg_doit+0x206/0x300 [ 37.261364][ T821] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 37.261366][ T821] ? __lock_release.isra.0+0x69/0x1a0 [ 37.261378][ T821] ? rcu_is_watching+0x16/0xd0 [ 37.261380][ T821] ? cap_capable+0x1d7/0x3d0 [ 37.261384][ T821] ? write_profile+0xf0/0xf0 [ 37.261385][ T821] ? unwind_get_return_address+0x67/0xd0 [ 37.261389][ T821] genl_family_rcv_msg+0x3a4/0x640 [ 37.261393][ T821] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 37.261395][ T821] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.261397][ T821] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 37.261400][ T821] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.261402][ T821] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 37.261406][ T821] ? __lock_acquire+0x518/0xc20 [ 37.261411][ T821] genl_rcv_msg+0xbb/0x160 [ 37.261415][ T821] netlink_rcv_skb+0x14e/0x3a0 [ 37.261417][ T821] ? genl_family_rcv_msg+0x640/0x640 [ 37.261420][ T821] ? netlink_ack+0xcf0/0xcf0 [ 37.261427][ T821] ? netlink_deliver_tap+0xc5/0x330 [ 37.261429][ T821] ? netlink_deliver_tap+0x13c/0x330 [ 37.261433][ T821] genl_rcv+0x28/0x40 [ 37.261435][ T821] netlink_unicast+0x486/0x750 [ 37.261439][ T821] ? netlink_attachskb+0x810/0x810 [ 37.261442][ T821] ? __lock_acquire+0x518/0xc20 [ 37.261446][ T821] netlink_sendmsg+0x735/0xc60 [ 37.261450][ T821] ? netlink_unicast+0x750/0x750 [ 37.261454][ T821] ? __might_fault+0x97/0x140 [ 37.261460][ T821] ____sys_sendmsg+0x415/0x880 [ 37.261463][ T821] ? copy_msghdr_from_user+0x279/0x420 [ 37.261465][ T821] ? get_timestamp.constprop.0+0x390/0x390 [ 37.261467][ T821] ? move_addr_to_kernel+0x40/0x40 [ 37.261474][ T821] ___sys_sendmsg+0x14e/0x1d0 [ 37.261477][ T821] ? copy_msghdr_from_user+0x420/0x420 [ 37.261479][ T821] ? kfree+0x22/0x590 [ 37.261494][ T821] __sys_sendmsg+0x12c/0x1d0 [ 37.261497][ T821] ? __sys_sendmsg_sock+0x20/0x20 [ 37.261503][ T821] ? rcu_is_watching+0x16/0xd0 [ 37.261505][ T821] ? rcu_is_watching+0x16/0xd0 [ 37.261509][ T821] do_syscall_64+0xff/0x530 [ 37.261512][ T821] ? exc_page_fault+0xee/0x100 [ 37.261514][ T821] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.261517][ T821] RIP: 0033:0x7f274816954e [ 37.261519][ T821] 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 [ 37.261521][ T821] RSP: 002b:00007ffdd44af630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.261523][ T821] RAX: ffffffffffffffda RBX: 000000000c73a130 RCX: 00007f274816954e [ 37.261525][ T821] RDX: 0000000000000000 RSI: 00007ffdd44af6d0 RDI: 0000000000000005 [ 37.261526][ T821] RBP: 00007ffdd44af640 R08: 0000000000000000 R09: 0000000000000000 [ 37.261527][ T821] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000c73a200 [ 37.261527][ T821] R13: 00007ffdd44af6d0 R14: 000000000c73b260 R15: 000000000040bda8 [ 37.261534][ T821] [ 37.418465][ T825] tun2: deleting peer with id 11, reason 1 [ 43.624693][ T64] tun0: deleting peer with id 4, reason 2 [ 43.624778][ T64] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 43.624781][ T64] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 64, name: kworker/2:2 [ 43.624783][ T64] preempt_count: 202, expected: 0 [ 43.624785][ T64] RCU nest depth: 0, expected: 0 [ 43.624787][ T64] locks held by kworker/2:2/64: 7, last CPU#2: [ 43.624790][ T64] #0: ff1100000cceb940 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 43.624804][ T64] #1: ffa0000000457d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 43.624810][ T64] #2: ff1100001052ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.624822][ T64] #3: ffffffff9b379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 43.624829][ T64] #4: ffffffff9b379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 43.624834][ T64] #5: ffffffff9b299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 43.624840][ T64] #6: ffffffff9b299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 43.624846][ T64] irq event stamp: 33289 [ 43.624847][ T64] hardirqs last enabled at (33288): [] __down_trylock_console_sem+0x86/0xa0 [ 43.624851][ T64] hardirqs last disabled at (33289): [] console_emit_next_record+0x3d4/0x4c0 [ 43.624854][ T64] softirqs last enabled at (32122): [] unlock_ovpn+0x1e/0x110 [ovpn] [ 43.624860][ T64] softirqs last disabled at (33282): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.624865][ T64] Preemption disabled at: [ 43.624866][ T64] [<0000000000000000>] 0x0 [ 43.624876][ T64] CPU: 2 UID: 0 PID: 64 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.624881][ T64] Tainted: [W]=WARN [ 43.624882][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.624885][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.624892][ T64] Call Trace: [ 43.624895][ T64] [ 43.624900][ T64] dump_stack_lvl+0x6f/0xa0 [ 43.624908][ T64] __might_resched.cold+0x1fe/0x2c1 [ 43.624914][ T64] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 43.624920][ T64] ? __kmalloc_noprof+0xdb/0x760 [ 43.624927][ T64] __kmalloc_noprof+0x443/0x760 [ 43.624932][ T64] ? alloc_buf.isra.0+0x4b/0x260 [ 43.624941][ T64] ? do_raw_spin_unlock+0x59/0x250 [ 43.624945][ T64] alloc_buf.isra.0+0x4b/0x260 [ 43.624951][ T64] put_chars+0x1e1/0x2f0 [ 43.624955][ T64] ? __send_to_port+0x420/0x420 [ 43.624964][ T64] ? validate_chain+0x34a/0xc20 [ 43.624970][ T64] hvc_console_print+0x292/0x780 [ 43.624974][ T64] ? mark_usage+0x61/0x170 [ 43.624977][ T64] ? __lock_acquire+0x518/0xc20 [ 43.624980][ T64] ? __lock_acquire+0x518/0xc20 [ 43.624986][ T64] ? hvc_write+0x3a0/0x3a0 [ 43.624990][ T64] ? console_emit_next_record+0x1df/0x4c0 [ 43.624996][ T64] ? rcu_is_watching+0x16/0xd0 [ 43.625001][ T64] ? lock_acquire+0x13c/0x160 [ 43.625008][ T64] console_emit_next_record+0x22f/0x4c0 [ 43.625014][ T64] ? devkmsg_read+0x4b0/0x4b0 [ 43.625017][ T64] ? console_flush_one_record+0x106/0x710 [ 43.625022][ T64] ? rcu_is_watching+0x16/0xd0 [ 43.625025][ T64] ? lock_acquire+0x13c/0x160 [ 43.625032][ T64] console_flush_one_record+0x46f/0x710 [ 43.625039][ T64] ? console_emit_next_record+0x4c0/0x4c0 [ 43.625042][ T64] ? __lock_acquire+0x518/0xc20 [ 43.625051][ T64] console_unlock+0xee/0x1f0 [ 43.625055][ T64] ? console_flush_one_record+0x710/0x710 [ 43.625058][ T64] ? rcu_is_watching+0x16/0xd0 [ 43.625062][ T64] ? lock_acquire+0x60/0x160 [ 43.625068][ T64] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.625071][ T64] ? vprintk_emit+0x320/0x3e0 [ 43.625076][ T64] vprintk_emit+0x37c/0x3e0 [ 43.625082][ T64] ? wake_up_klogd_work_func+0x90/0x90 [ 43.625087][ T64] ? __lock_release.isra.0+0x69/0x1a0 [ 43.625089][ T64] ? rcu_is_watching+0x16/0xd0 [ 43.625096][ T64] _printk+0xc7/0x100 [ 43.625101][ T64] ? snapshot_read.cold+0x21/0x21 [ 43.625105][ T64] ? __add_to_free_list+0x81/0x5c0 [ 43.625109][ T64] ? __mod_zone_page_state+0xe1/0x190 [ 43.625113][ T64] ? netdev_name+0x43/0x60 [ 43.625117][ T64] ? __netdev_printk+0x17f/0x1d0 [ 43.625123][ T64] netdev_info+0xe2/0x116 [ 43.625126][ T64] ? netdev_notice+0x120/0x120 [ 43.625128][ T64] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.625138][ T64] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 43.625142][ T64] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.625148][ T64] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 43.625156][ T64] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 43.625169][ T64] ovpn_peer_remove+0x394/0x640 [ovpn] [ 43.625176][ T64] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 43.625181][ T64] ? __rwlock_init+0x150/0x150 [ 43.625184][ T64] ? mark_held_locks+0x40/0x70 [ 43.625192][ T64] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 43.625199][ T64] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 43.625204][ T64] ? __rwlock_init+0x150/0x150 [ 43.625213][ T64] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 43.625221][ T64] ? process_one_work+0xdfc/0x1560 [ 43.625226][ T64] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 43.625231][ T64] ? rcu_is_watching+0x16/0xd0 [ 43.625234][ T64] ? lock_acquire+0x13c/0x160 [ 43.625237][ T64] ? rcu_is_watching+0x16/0xd0 [ 43.625244][ T64] process_one_work+0xe3e/0x1560 [ 43.625255][ T64] ? __queue_delayed_work+0x470/0x470 [ 43.625260][ T64] ? lock_acquire.part.0+0xd4/0x280 [ 43.625274][ T64] worker_thread+0x4f1/0xd60 [ 43.625281][ T64] ? rescuer_thread+0x1340/0x1340 [ 43.625284][ T64] ? __kthread_parkme+0xbd/0x210 [ 43.625289][ T64] ? rescuer_thread+0x1340/0x1340 [ 43.625293][ T64] ? rescuer_thread+0x1340/0x1340 [ 43.625296][ T64] kthread+0x367/0x460 [ 43.625299][ T64] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.625303][ T64] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.625308][ T64] ret_from_fork+0x474/0x6b0 [ 43.625314][ T64] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 43.625320][ T64] ? __switch_to+0x5a3/0xe00 [ 43.625324][ T64] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.625333][ T64] ret_from_fork_asm+0x11/0x20 [ 43.625349][ T64] [ 43.684310][ T64] tun0: deleting peer with id 3, reason 2 [ 43.684972][ T64] tun0: deleting peer with id 5, reason 2 [ 43.685657][ T64] tun0: deleting peer with id 6, reason 2 [ 48.809930][ T75] tun3: deleting peer with id 12, reason 2 [ 48.809954][ T75] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 48.809957][ T75] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 75, name: kworker/3:1 [ 48.809959][ T75] preempt_count: 202, expected: 0 [ 48.809960][ T75] RCU nest depth: 0, expected: 0 [ 48.809961][ T75] locks held by kworker/3:1/75: 7, last CPU#3: [ 48.809963][ T75] #0: ff1100000cceb940 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 48.809977][ T75] #1: ffa00000004f7d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 48.809981][ T75] #2: ff1100000d631e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 48.809988][ T75] #3: ffffffff9b379cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 48.809994][ T75] #4: ffffffff9b379d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 48.809998][ T75] #5: ffffffff9b299660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 48.810002][ T75] #6: ffffffff9b299560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 48.810006][ T75] irq event stamp: 21899 [ 48.810007][ T75] hardirqs last enabled at (21898): [] __down_trylock_console_sem+0x86/0xa0 [ 48.810009][ T75] hardirqs last disabled at (21899): [] console_emit_next_record+0x3d4/0x4c0 [ 48.810011][ T75] softirqs last enabled at (21100): [] unlock_ovpn+0x1e/0x110 [ovpn] [ 48.810015][ T75] softirqs last disabled at (21888): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 48.810019][ T75] Preemption disabled at: [ 48.810020][ T75] [<0000000000000000>] 0x0 [ 48.810028][ T75] CPU: 3 UID: 0 PID: 75 Comm: kworker/3:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 48.810032][ T75] Tainted: [W]=WARN [ 48.810033][ T75] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.810035][ T75] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 48.810040][ T75] Call Trace: [ 48.810042][ T75] [ 48.810045][ T75] dump_stack_lvl+0x6f/0xa0 [ 48.810052][ T75] __might_resched.cold+0x1fe/0x2c1 [ 48.810057][ T75] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 48.810061][ T75] ? __kmalloc_noprof+0xdb/0x760 [ 48.810066][ T75] __kmalloc_noprof+0x443/0x760 [ 48.810069][ T75] ? alloc_buf.isra.0+0x4b/0x260 [ 48.810075][ T75] ? do_raw_spin_unlock+0x59/0x250 [ 48.810077][ T75] alloc_buf.isra.0+0x4b/0x260 [ 48.810081][ T75] put_chars+0x1e1/0x2f0 [ 48.810084][ T75] ? prb_final_commit+0x50/0x50 [ 48.810086][ T75] ? __send_to_port+0x420/0x420 [ 48.810089][ T75] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 48.810094][ T75] ? rcu_read_lock_any_held+0x3c/0x90 [ 48.810096][ T75] ? validate_chain+0x38b/0xc20 [ 48.810100][ T75] hvc_console_print+0x292/0x780 [ 48.810104][ T75] ? mark_usage+0x61/0x170 [ 48.810105][ T75] ? __lock_acquire+0x518/0xc20 [ 48.810107][ T75] ? __lock_acquire+0x518/0xc20 [ 48.810111][ T75] ? hvc_write+0x3a0/0x3a0 [ 48.810114][ T75] ? console_emit_next_record+0x1df/0x4c0 [ 48.810117][ T75] ? rcu_is_watching+0x16/0xd0 [ 48.810120][ T75] ? lock_acquire+0x13c/0x160 [ 48.810124][ T75] console_emit_next_record+0x22f/0x4c0 [ 48.810128][ T75] ? devkmsg_read+0x4b0/0x4b0 [ 48.810130][ T75] ? console_flush_one_record+0x106/0x710 [ 48.810133][ T75] ? rcu_is_watching+0x16/0xd0 [ 48.810135][ T75] ? lock_acquire+0x13c/0x160 [ 48.810140][ T75] console_flush_one_record+0x46f/0x710 [ 48.810144][ T75] ? console_emit_next_record+0x4c0/0x4c0 [ 48.810146][ T75] ? __lock_acquire+0x518/0xc20 [ 48.810151][ T75] console_unlock+0xee/0x1f0 [ 48.810154][ T75] ? console_flush_one_record+0x710/0x710 [ 48.810156][ T75] ? rcu_is_watching+0x16/0xd0 [ 48.810158][ T75] ? lock_acquire+0x60/0x160 [ 48.810162][ T75] ? __down_trylock_console_sem+0x5e/0xa0 [ 48.810164][ T75] ? vprintk_emit+0x320/0x3e0 [ 48.810167][ T75] vprintk_emit+0x37c/0x3e0 [ 48.810171][ T75] ? wake_up_klogd_work_func+0x90/0x90 [ 48.810174][ T75] ? __lock_release.isra.0+0x69/0x1a0 [ 48.810179][ T75] _printk+0xc7/0x100 [ 48.810183][ T75] ? snapshot_read.cold+0x21/0x21 [ 48.810184][ T75] ? try_to_wake_up+0x153/0x1130 [ 48.810188][ T75] ? select_fallback_rq+0x510/0x510 [ 48.810190][ T75] ? netdev_name+0x43/0x60 [ 48.810193][ T75] ? __netdev_printk+0x17f/0x1d0 [ 48.810197][ T75] netdev_info+0xe2/0x116 [ 48.810200][ T75] ? netdev_notice+0x120/0x120 [ 48.810205][ T75] ? __queue_work+0x3ab/0xd30 [ 48.810210][ T75] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 48.810216][ T75] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 48.810219][ T75] ? mark_held_locks+0x40/0x70 [ 48.810222][ T75] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 48.810224][ T75] ? lockdep_hardirqs_on+0x91/0x130 [ 48.810230][ T75] ovpn_peer_remove+0x394/0x640 [ovpn] [ 48.810234][ T75] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 48.810236][ T75] ? __rwlock_init+0x150/0x150 [ 48.810239][ T75] ? mark_held_locks+0x40/0x70 [ 48.810243][ T75] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 48.810247][ T75] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 48.810250][ T75] ? __rwlock_init+0x150/0x150 [ 48.810256][ T75] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 48.810260][ T75] ? process_one_work+0xdfc/0x1560 [ 48.810263][ T75] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 48.810267][ T75] ? rcu_is_watching+0x16/0xd0 [ 48.810269][ T75] ? lock_acquire+0x13c/0x160 [ 48.810271][ T75] ? rcu_is_watching+0x16/0xd0 [ 48.810275][ T75] ? process_one_work+0xdfc/0x1560 [ 48.810277][ T75] process_one_work+0xe3e/0x1560 [ 48.810283][ T75] ? __queue_delayed_work+0x470/0x470 [ 48.810286][ T75] ? lock_acquire.part.0+0xd4/0x280 [ 48.810294][ T75] worker_thread+0x4f1/0xd60 [ 48.810298][ T75] ? rescuer_thread+0x1340/0x1340 [ 48.810300][ T75] ? __kthread_parkme+0xbd/0x210 [ 48.810304][ T75] ? rescuer_thread+0x1340/0x1340 [ 48.810307][ T75] ? rescuer_thread+0x1340/0x1340 [ 48.810309][ T75] kthread+0x367/0x460 [ 48.810311][ T75] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 48.810313][ T75] ? kthread_affine_preferred+0x4c0/0x4c0 [ 48.810316][ T75] ret_from_fork+0x474/0x6b0 [ 48.810321][ T75] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 48.810324][ T75] ? __switch_to+0x5a3/0xe00 [ 48.810327][ T75] ? kthread_affine_preferred+0x4c0/0x4c0 [ 48.810333][ T75] ret_from_fork_asm+0x11/0x20 [ 48.810342][ T75] [ 48.873415][ T75] tun4: deleting peer with id 13, reason 2 [ 48.937445][ T64] tun5: deleting peer with id 14, reason 2 [ 49.065391][ T75] tun6: deleting peer with id 15, reason 2