[ 15.039761][ T304] ip (304) used greatest stack depth: 23656 bytes left [ 15.039777][ T304] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 15.039779][ T304] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 304, name: ip [ 15.039781][ T304] preempt_count: 2, expected: 0 [ 15.039781][ T304] RCU nest depth: 0, expected: 0 [ 15.039782][ T304] locks held by ip/304: 5, last CPU#2: [ 15.039785][ T304] #0: ffffffffac8127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 15.039796][ T304] #1: ffffffffac979cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 15.039801][ T304] #2: ffffffffac979d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 15.039805][ T304] #3: ffffffffac899660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 15.039809][ T304] #4: ffffffffac899560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 15.039812][ T304] irq event stamp: 25874 [ 15.039813][ T304] hardirqs last enabled at (25873): [] __down_trylock_console_sem+0x86/0xa0 [ 15.039815][ T304] hardirqs last disabled at (25874): [] console_emit_next_record+0x3d4/0x4c0 [ 15.039817][ T304] softirqs last enabled at (24372): [] netlink_release+0x17b/0xcf0 [ 15.039822][ T304] softirqs last disabled at (24370): [] netlink_release+0xd2/0xcf0 [ 15.039824][ T304] Preemption disabled at: [ 15.039825][ T304] [<0000000000000000>] 0x0 [ 15.039831][ T304] CPU: 2 UID: 0 PID: 304 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 15.039835][ T304] Tainted: [W]=WARN [ 15.039836][ T304] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.039837][ T304] Call Trace: [ 15.039839][ T304] [ 15.039841][ T304] dump_stack_lvl+0x6f/0xa0 [ 15.039847][ T304] __might_resched.cold+0x1fe/0x2c1 [ 15.039851][ T304] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 15.039855][ T304] ? __kmalloc_noprof+0xdb/0x760 [ 15.039860][ T304] __kmalloc_noprof+0x443/0x760 [ 15.039862][ T304] ? alloc_buf.isra.0+0x4b/0x260 [ 15.039868][ T304] ? do_raw_spin_unlock+0x59/0x250 [ 15.039871][ T304] alloc_buf.isra.0+0x4b/0x260 [ 15.039874][ T304] put_chars+0x1e1/0x2f0 [ 15.039877][ T304] ? __send_to_port+0x420/0x420 [ 15.039878][ T304] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 15.039885][ T304] ? validate_chain+0x38b/0xc20 [ 15.039890][ T304] hvc_console_print+0x292/0x780 [ 15.039896][ T304] ? hvc_write+0x3a0/0x3a0 [ 15.039899][ T304] ? rcu_is_watching+0x16/0xd0 [ 15.039901][ T304] ? lock_acquire+0x13c/0x160 [ 15.039905][ T304] console_emit_next_record+0x22f/0x4c0 [ 15.039909][ T304] ? devkmsg_read+0x4b0/0x4b0 [ 15.039911][ T304] ? console_flush_one_record+0x106/0x710 [ 15.039914][ T304] ? rcu_is_watching+0x16/0xd0 [ 15.039916][ T304] ? lock_acquire+0x13c/0x160 [ 15.039920][ T304] console_flush_one_record+0x46f/0x710 [ 15.039924][ T304] ? console_emit_next_record+0x4c0/0x4c0 [ 15.039926][ T304] ? __lock_acquire+0x518/0xc20 [ 15.039931][ T304] console_unlock+0xee/0x1f0 [ 15.039934][ T304] ? console_flush_one_record+0x710/0x710 [ 15.039935][ T304] ? rcu_is_watching+0x16/0xd0 [ 15.039938][ T304] ? lock_acquire+0x60/0x160 [ 15.039941][ T304] ? __down_trylock_console_sem+0x5e/0xa0 [ 15.039943][ T304] ? vprintk_emit+0x320/0x3e0 [ 15.039946][ T304] vprintk_emit+0x37c/0x3e0 [ 15.039950][ T304] ? wake_up_klogd_work_func+0x90/0x90 [ 15.039953][ T304] ? __lock_acquire+0x518/0xc20 [ 15.039957][ T304] _printk+0xc7/0x100 [ 15.039961][ T304] ? snapshot_read.cold+0x21/0x21 [ 15.039963][ T304] ? do_raw_spin_lock+0x131/0x280 [ 15.039966][ T304] ? __rwlock_init+0x150/0x150 [ 15.039970][ T304] ? do_raw_spin_lock+0x131/0x280 [ 15.039972][ T304] do_exit.cold+0x82/0x9c [ 15.039976][ T304] ? exit_notify+0x890/0x890 [ 15.039978][ T304] ? __lock_release.isra.0+0x69/0x1a0 [ 15.039980][ T304] ? rcu_is_watching+0x16/0xd0 [ 15.039984][ T304] do_group_exit+0xb8/0x370 [ 15.039987][ T304] __x64_sys_exit_group+0x3c/0x50 [ 15.039989][ T304] x64_sys_call+0x1567/0x1570 [ 15.039992][ T304] do_syscall_64+0xff/0x530 [ 15.039995][ T304] ? exc_page_fault+0xee/0x100 [ 15.039998][ T304] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 15.040000][ T304] RIP: 0033:0x7ff0f75311b8 [ 15.040002][ T304] Code: Unable to access opcode bytes at 0x7ff0f753118e. [ 15.040004][ T304] RSP: 002b:00007ffd87ee3af8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.040006][ T304] RAX: ffffffffffffffda RBX: 00007ff0f7661f88 RCX: 00007ff0f75311b8 [ 15.040007][ T304] RDX: 00007ff0f727bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.040008][ T304] RBP: 00007ffd87ee3b50 R08: 0000000000000000 R09: 0000000000000050 [ 15.040009][ T304] R10: 00007ffd87ee3910 R11: 0000000000000246 R12: 0000000000000001 [ 15.040010][ T304] R13: 0000000000000000 R14: 00007ff0f7660680 R15: 00007ff0f7661fa0 [ 15.040016][ T304] [ 27.703794][ T664] iperf3 (664) used greatest stack depth: 23536 bytes left [ 27.703814][ T664] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.703817][ T664] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 664, name: iperf3 [ 27.703818][ T664] preempt_count: 2, expected: 0 [ 27.703819][ T664] RCU nest depth: 0, expected: 0 [ 27.703820][ T664] locks held by iperf3/664: 5, last CPU#3: [ 27.703822][ T664] #0: ffffffffac8127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 27.703833][ T664] #1: ffffffffac979cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.703839][ T664] #2: ffffffffac979d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.703843][ T664] #3: ffffffffac899660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.703847][ T664] #4: ffffffffac899560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.703851][ T664] irq event stamp: 7674788 [ 27.703852][ T664] hardirqs last enabled at (7674787): [] __down_trylock_console_sem+0x86/0xa0 [ 27.703854][ T664] hardirqs last disabled at (7674788): [] console_emit_next_record+0x3d4/0x4c0 [ 27.703856][ T664] softirqs last enabled at (7674376): [] fpu__clear_user_states+0x104/0x290 [ 27.703860][ T664] softirqs last disabled at (7674374): [] fpu__clear_user_states+0x6d/0x290 [ 27.703862][ T664] Preemption disabled at: [ 27.703863][ T664] [<0000000000000000>] 0x0 [ 27.703870][ T664] CPU: 3 UID: 0 PID: 664 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.703873][ T664] Tainted: [W]=WARN [ 27.703874][ T664] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.703876][ T664] Call Trace: [ 27.703877][ T664] [ 27.703879][ T664] dump_stack_lvl+0x6f/0xa0 [ 27.703885][ T664] __might_resched.cold+0x1fe/0x2c1 [ 27.703889][ T664] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.703894][ T664] ? __kmalloc_noprof+0xdb/0x760 [ 27.703899][ T664] __kmalloc_noprof+0x443/0x760 [ 27.703901][ T664] ? alloc_buf.isra.0+0x4b/0x260 [ 27.703907][ T664] ? do_raw_spin_unlock+0x59/0x250 [ 27.703910][ T664] alloc_buf.isra.0+0x4b/0x260 [ 27.703913][ T664] put_chars+0x1e1/0x2f0 [ 27.703915][ T664] ? prb_final_commit+0x50/0x50 [ 27.703917][ T664] ? __send_to_port+0x420/0x420 [ 27.703920][ T664] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.703925][ T664] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.703927][ T664] ? validate_chain+0x38b/0xc20 [ 27.703936][ T664] hvc_console_print+0x292/0x780 [ 27.703940][ T664] ? mark_usage+0x61/0x170 [ 27.703942][ T664] ? __lock_acquire+0x518/0xc20 [ 27.703943][ T664] ? __lock_acquire+0x518/0xc20 [ 27.703947][ T664] ? hvc_write+0x3a0/0x3a0 [ 27.703949][ T664] ? console_emit_next_record+0x1df/0x4c0 [ 27.703952][ T664] ? rcu_is_watching+0x16/0xd0 [ 27.703954][ T664] ? lock_acquire+0x13c/0x160 [ 27.703958][ T664] console_emit_next_record+0x22f/0x4c0 [ 27.703962][ T664] ? devkmsg_read+0x4b0/0x4b0 [ 27.703964][ T664] ? console_flush_one_record+0x106/0x710 [ 27.703967][ T664] ? rcu_is_watching+0x16/0xd0 [ 27.703969][ T664] ? lock_acquire+0x13c/0x160 [ 27.703973][ T664] console_flush_one_record+0x46f/0x710 [ 27.703978][ T664] ? console_emit_next_record+0x4c0/0x4c0 [ 27.703980][ T664] ? __lock_acquire+0x518/0xc20 [ 27.703985][ T664] console_unlock+0xee/0x1f0 [ 27.703988][ T664] ? console_flush_one_record+0x710/0x710 [ 27.703990][ T664] ? rcu_is_watching+0x16/0xd0 [ 27.703992][ T664] ? lock_acquire+0x60/0x160 [ 27.703995][ T664] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.703997][ T664] ? vprintk_emit+0x320/0x3e0 [ 27.704000][ T664] vprintk_emit+0x37c/0x3e0 [ 27.704004][ T664] ? wake_up_klogd_work_func+0x90/0x90 [ 27.704007][ T664] ? __lock_acquire+0x518/0xc20 [ 27.704011][ T664] _printk+0xc7/0x100 [ 27.704014][ T664] ? snapshot_read.cold+0x21/0x21 [ 27.704017][ T664] ? do_raw_spin_lock+0x131/0x280 [ 27.704020][ T664] ? __rwlock_init+0x150/0x150 [ 27.704023][ T664] ? do_raw_spin_lock+0x131/0x280 [ 27.704026][ T664] do_exit.cold+0x82/0x9c [ 27.704029][ T664] ? exit_notify+0x890/0x890 [ 27.704034][ T664] __x64_sys_exit+0x42/0x50 [ 27.704036][ T664] x64_sys_call+0x156c/0x1570 [ 27.704039][ T664] do_syscall_64+0xff/0x530 [ 27.704043][ T664] ? exc_page_fault+0xee/0x100 [ 27.704045][ T664] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.704048][ T664] RIP: 0033:0x7f1dd01d3c49 [ 27.704050][ T664] Code: Unable to access opcode bytes at 0x7f1dd01d3c1f. [ 27.704051][ T664] RSP: 002b:00007f1dcf992e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 27.704054][ T664] RAX: ffffffffffffffda RBX: 00007f1dcf9936c0 RCX: 00007f1dd01d3c49 [ 27.704055][ T664] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 27.704056][ T664] RBP: 00007f1dcf992f70 R08: 0000000000000001 R09: 00007f1dcf9936c0 [ 27.704057][ T664] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f1dcf193000 [ 27.704058][ T664] R13: 00007ffce3252fb0 R14: 0000000000000002 R15: 00007ffce32530b7 [ 27.704064][ T664] [ 29.444157][ T758] tun0: deleting peer with id 1, reason 1 [ 29.444269][ T758] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.444271][ T758] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 758, name: ovpn-cli [ 29.444272][ T758] preempt_count: 202, expected: 0 [ 29.444273][ T758] RCU nest depth: 0, expected: 0 [ 29.444274][ T758] locks held by ovpn-cli/758: 6, last CPU#3: [ 29.444276][ T758] #0: ffffffffad144b68 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 29.444289][ T758] #1: ff11000004c61e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 29.444297][ T758] #2: ffffffffac979cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 29.444303][ T758] #3: ffffffffac979d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 29.444307][ T758] #4: ffffffffac899660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 29.444311][ T758] #5: ffffffffac899560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 29.444315][ T758] irq event stamp: 43163 [ 29.444315][ T758] hardirqs last enabled at (43162): [] __down_trylock_console_sem+0x86/0xa0 [ 29.444318][ T758] hardirqs last disabled at (43163): [] console_emit_next_record+0x3d4/0x4c0 [ 29.444320][ T758] softirqs last enabled at (43130): [] __alloc_skb+0x4c2/0x5f0 [ 29.444323][ T758] softirqs last disabled at (43158): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 29.444327][ T758] Preemption disabled at: [ 29.444328][ T758] [<0000000000000000>] 0x0 [ 29.444334][ T758] CPU: 3 UID: 0 PID: 758 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.444338][ T758] Tainted: [W]=WARN [ 29.444338][ T758] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.444340][ T758] Call Trace: [ 29.444342][ T758] [ 29.444343][ T758] dump_stack_lvl+0x6f/0xa0 [ 29.444349][ T758] __might_resched.cold+0x1fe/0x2c1 [ 29.444354][ T758] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.444358][ T758] ? __kmalloc_noprof+0xdb/0x760 [ 29.444363][ T758] __kmalloc_noprof+0x443/0x760 [ 29.444365][ T758] ? alloc_buf.isra.0+0x4b/0x260 [ 29.444371][ T758] ? do_raw_spin_unlock+0x59/0x250 [ 29.444373][ T758] alloc_buf.isra.0+0x4b/0x260 [ 29.444376][ T758] put_chars+0x1e1/0x2f0 [ 29.444379][ T758] ? __send_to_port+0x420/0x420 [ 29.444381][ T758] ? check_prev_add+0x316/0xe90 [ 29.444385][ T758] ? validate_chain+0x34a/0xc20 [ 29.444388][ T758] hvc_console_print+0x292/0x780 [ 29.444391][ T758] ? mark_usage+0x61/0x170 [ 29.444393][ T758] ? __lock_acquire+0x518/0xc20 [ 29.444395][ T758] ? __lock_acquire+0x518/0xc20 [ 29.444399][ T758] ? hvc_write+0x3a0/0x3a0 [ 29.444400][ T758] ? lock_acquire.part.0+0xd4/0x280 [ 29.444404][ T758] ? lock_acquire+0x13c/0x160 [ 29.444408][ T758] console_emit_next_record+0x22f/0x4c0 [ 29.444411][ T758] ? devkmsg_read+0x4b0/0x4b0 [ 29.444413][ T758] ? console_flush_one_record+0x106/0x710 [ 29.444416][ T758] ? rcu_is_watching+0x16/0xd0 [ 29.444420][ T758] ? lock_acquire+0x13c/0x160 [ 29.444424][ T758] console_flush_one_record+0x46f/0x710 [ 29.444428][ T758] ? console_emit_next_record+0x4c0/0x4c0 [ 29.444430][ T758] ? __lock_acquire+0x518/0xc20 [ 29.444435][ T758] console_unlock+0xee/0x1f0 [ 29.444438][ T758] ? console_flush_one_record+0x710/0x710 [ 29.444439][ T758] ? rcu_is_watching+0x16/0xd0 [ 29.444442][ T758] ? lock_acquire+0x60/0x160 [ 29.444445][ T758] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.444447][ T758] ? vprintk_emit+0x320/0x3e0 [ 29.444450][ T758] vprintk_emit+0x37c/0x3e0 [ 29.444454][ T758] ? wake_up_klogd_work_func+0x90/0x90 [ 29.444455][ T758] ? kernel_text_address+0x149/0x170 [ 29.444458][ T758] ? __kernel_text_address+0x12/0x30 [ 29.444460][ T758] ? write_profile+0xf0/0xf0 [ 29.444462][ T758] ? unwind_get_return_address+0x67/0xd0 [ 29.444467][ T758] _printk+0xc7/0x100 [ 29.444470][ T758] ? snapshot_read.cold+0x21/0x21 [ 29.444474][ T758] ? mark_usage+0x61/0x170 [ 29.444475][ T758] ? netdev_name+0x43/0x60 [ 29.444478][ T758] ? __netdev_printk+0x17f/0x1d0 [ 29.444482][ T758] netdev_info+0xe2/0x116 [ 29.444484][ T758] ? netdev_notice+0x120/0x120 [ 29.444485][ T758] ? find_held_lock+0x2b/0x80 [ 29.444488][ T758] ? mark_usage+0x61/0x170 [ 29.444491][ T758] ? __lock_acquire+0x518/0xc20 [ 29.444496][ T758] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 29.444501][ T758] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 29.444507][ T758] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 29.444512][ T758] ovpn_peer_remove+0x394/0x640 [ovpn] [ 29.444516][ T758] ? do_raw_spin_lock+0x131/0x280 [ 29.444518][ T758] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 29.444525][ T758] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 29.444528][ T758] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 29.444535][ T758] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 29.444538][ T758] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 29.444542][ T758] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 29.444544][ T758] ? ref_tracker_alloc+0x28d/0x430 [ 29.444555][ T758] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 29.444559][ T758] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 29.444564][ T758] genl_family_rcv_msg_doit+0x206/0x300 [ 29.444568][ T758] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 29.444570][ T758] ? __lock_release.isra.0+0x69/0x1a0 [ 29.444576][ T758] ? rcu_is_watching+0x16/0xd0 [ 29.444578][ T758] ? cap_capable+0x1d7/0x3d0 [ 29.444582][ T758] ? write_profile+0xf0/0xf0 [ 29.444583][ T758] ? unwind_get_return_address+0x67/0xd0 [ 29.444586][ T758] genl_family_rcv_msg+0x3a4/0x640 [ 29.444590][ T758] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 29.444593][ T758] ? rcu_read_lock_any_held+0x3c/0x90 [ 29.444595][ T758] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 29.444597][ T758] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 29.444600][ T758] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 29.444603][ T758] ? __lock_acquire+0x518/0xc20 [ 29.444608][ T758] genl_rcv_msg+0xbb/0x160 [ 29.444611][ T758] netlink_rcv_skb+0x14e/0x3a0 [ 29.444613][ T758] ? genl_family_rcv_msg+0x640/0x640 [ 29.444617][ T758] ? netlink_ack+0xcf0/0xcf0 [ 29.444623][ T758] ? netlink_deliver_tap+0xc5/0x330 [ 29.444625][ T758] ? netlink_deliver_tap+0x13c/0x330 [ 29.444629][ T758] genl_rcv+0x28/0x40 [ 29.444631][ T758] netlink_unicast+0x486/0x750 [ 29.444635][ T758] ? netlink_attachskb+0x810/0x810 [ 29.444638][ T758] ? __lock_acquire+0x518/0xc20 [ 29.444642][ T758] netlink_sendmsg+0x735/0xc60 [ 29.444646][ T758] ? netlink_unicast+0x750/0x750 [ 29.444650][ T758] ? __might_fault+0x97/0x140 [ 29.444655][ T758] ____sys_sendmsg+0x415/0x880 [ 29.444659][ T758] ? copy_msghdr_from_user+0x279/0x420 [ 29.444661][ T758] ? get_timestamp.constprop.0+0x390/0x390 [ 29.444663][ T758] ? move_addr_to_kernel+0x40/0x40 [ 29.444670][ T758] ___sys_sendmsg+0x14e/0x1d0 [ 29.444673][ T758] ? copy_msghdr_from_user+0x420/0x420 [ 29.444675][ T758] ? kfree+0x22/0x590 [ 29.444689][ T758] __sys_sendmsg+0x12c/0x1d0 [ 29.444693][ T758] ? __sys_sendmsg_sock+0x20/0x20 [ 29.444698][ T758] ? rcu_is_watching+0x16/0xd0 [ 29.444700][ T758] ? rcu_is_watching+0x16/0xd0 [ 29.444704][ T758] do_syscall_64+0xff/0x530 [ 29.444707][ T758] ? exc_page_fault+0xee/0x100 [ 29.444709][ T758] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.444711][ T758] RIP: 0033:0x7ff1e97e154e [ 29.444713][ T758] 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 [ 29.444715][ T758] RSP: 002b:00007ffd1c7fd9e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.444718][ T758] RAX: ffffffffffffffda RBX: 000000002b691130 RCX: 00007ff1e97e154e [ 29.444719][ T758] RDX: 0000000000000000 RSI: 00007ffd1c7fda80 RDI: 0000000000000005 [ 29.444720][ T758] RBP: 00007ffd1c7fd9f0 R08: 0000000000000000 R09: 0000000000000000 [ 29.444721][ T758] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002b691200 [ 29.444722][ T758] R13: 00007ffd1c7fda80 R14: 000000002b692260 R15: 000000000040bda8 [ 29.444728][ T758] [ 29.497991][ T758] ovpn-cli (758) used greatest stack depth: 23528 bytes left [ 29.560634][ T762] tun1: deleting peer with id 1, reason 1 [ 32.489085][ T810] tun0: deleting peer with id 2, reason 1 [ 32.489104][ T810] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 32.489106][ T810] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 810, name: ovpn-cli [ 32.489107][ T810] preempt_count: 202, expected: 0 [ 32.489108][ T810] RCU nest depth: 0, expected: 0 [ 32.489109][ T810] locks held by ovpn-cli/810: 6, last CPU#0: [ 32.489111][ T810] #0: ffffffffad144b68 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 32.489124][ T810] #1: ff11000004c61e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 32.489133][ T810] #2: ffffffffac979cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 32.489139][ T810] #3: ffffffffac979d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 32.489143][ T810] #4: ffffffffac899660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 32.489147][ T810] #5: ffffffffac899560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 32.489151][ T810] irq event stamp: 39701 [ 32.489152][ T810] hardirqs last enabled at (39700): [] __down_trylock_console_sem+0x86/0xa0 [ 32.489154][ T810] hardirqs last disabled at (39701): [] console_emit_next_record+0x3d4/0x4c0 [ 32.489156][ T810] softirqs last enabled at (39668): [] __alloc_skb+0x4c2/0x5f0 [ 32.489160][ T810] softirqs last disabled at (39696): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 32.489163][ T810] Preemption disabled at: [ 32.489164][ T810] [<0000000000000000>] 0x0 [ 32.489171][ T810] CPU: 0 UID: 0 PID: 810 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 32.489174][ T810] Tainted: [W]=WARN [ 32.489175][ T810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.489177][ T810] Call Trace: [ 32.489178][ T810] [ 32.489180][ T810] dump_stack_lvl+0x6f/0xa0 [ 32.489186][ T810] __might_resched.cold+0x1fe/0x2c1 [ 32.489191][ T810] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 32.489195][ T810] ? __kmalloc_noprof+0xdb/0x760 [ 32.489200][ T810] __kmalloc_noprof+0x443/0x760 [ 32.489202][ T810] ? alloc_buf.isra.0+0x4b/0x260 [ 32.489208][ T810] ? do_raw_spin_unlock+0x59/0x250 [ 32.489211][ T810] alloc_buf.isra.0+0x4b/0x260 [ 32.489214][ T810] put_chars+0x1e1/0x2f0 [ 32.489217][ T810] ? __send_to_port+0x420/0x420 [ 32.489220][ T810] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 32.489224][ T810] ? rcu_read_lock_any_held+0x3c/0x90 [ 32.489226][ T810] ? validate_chain+0x38b/0xc20 [ 32.489230][ T810] hvc_console_print+0x292/0x780 [ 32.489233][ T810] ? mark_usage+0x61/0x170 [ 32.489235][ T810] ? __lock_acquire+0x518/0xc20 [ 32.489237][ T810] ? __lock_acquire+0x518/0xc20 [ 32.489241][ T810] ? hvc_write+0x3a0/0x3a0 [ 32.489242][ T810] ? lock_acquire.part.0+0xd4/0x280 [ 32.489247][ T810] ? lock_acquire+0x13c/0x160 [ 32.489251][ T810] console_emit_next_record+0x22f/0x4c0 [ 32.489255][ T810] ? devkmsg_read+0x4b0/0x4b0 [ 32.489257][ T810] ? console_flush_one_record+0x106/0x710 [ 32.489260][ T810] ? rcu_is_watching+0x16/0xd0 [ 32.489263][ T810] ? lock_acquire+0x13c/0x160 [ 32.489267][ T810] console_flush_one_record+0x46f/0x710 [ 32.489271][ T810] ? console_emit_next_record+0x4c0/0x4c0 [ 32.489273][ T810] ? __lock_acquire+0x518/0xc20 [ 32.489278][ T810] console_unlock+0xee/0x1f0 [ 32.489281][ T810] ? console_flush_one_record+0x710/0x710 [ 32.489283][ T810] ? rcu_is_watching+0x16/0xd0 [ 32.489285][ T810] ? lock_acquire+0x60/0x160 [ 32.489289][ T810] ? __down_trylock_console_sem+0x5e/0xa0 [ 32.489291][ T810] ? vprintk_emit+0x320/0x3e0 [ 32.489294][ T810] vprintk_emit+0x37c/0x3e0 [ 32.489298][ T810] ? wake_up_klogd_work_func+0x90/0x90 [ 32.489300][ T810] ? kernel_text_address+0x149/0x170 [ 32.489303][ T810] ? __kernel_text_address+0x12/0x30 [ 32.489305][ T810] ? write_profile+0xf0/0xf0 [ 32.489307][ T810] ? unwind_get_return_address+0x67/0xd0 [ 32.489312][ T810] _printk+0xc7/0x100 [ 32.489316][ T810] ? snapshot_read.cold+0x21/0x21 [ 32.489320][ T810] ? mark_usage+0x61/0x170 [ 32.489321][ T810] ? netdev_name+0x43/0x60 [ 32.489325][ T810] ? __netdev_printk+0x17f/0x1d0 [ 32.489328][ T810] netdev_info+0xe2/0x116 [ 32.489330][ T810] ? netdev_notice+0x120/0x120 [ 32.489332][ T810] ? find_held_lock+0x2b/0x80 [ 32.489335][ T810] ? mark_usage+0x61/0x170 [ 32.489337][ T810] ? __lock_acquire+0x518/0xc20 [ 32.489343][ T810] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 32.489348][ T810] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 32.489352][ T810] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 32.489358][ T810] ovpn_peer_remove+0x394/0x640 [ovpn] [ 32.489362][ T810] ? do_raw_spin_lock+0x131/0x280 [ 32.489364][ T810] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 32.489371][ T810] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 32.489375][ T810] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 32.489381][ T810] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 32.489385][ T810] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 32.489389][ T810] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 32.489391][ T810] ? ref_tracker_alloc+0x28d/0x430 [ 32.489402][ T810] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 32.489407][ T810] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 32.489412][ T810] genl_family_rcv_msg_doit+0x206/0x300 [ 32.489416][ T810] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 32.489418][ T810] ? __lock_release.isra.0+0x69/0x1a0 [ 32.489424][ T810] ? rcu_is_watching+0x16/0xd0 [ 32.489427][ T810] ? cap_capable+0x1d7/0x3d0 [ 32.489430][ T810] ? write_profile+0xf0/0xf0 [ 32.489432][ T810] ? unwind_get_return_address+0x67/0xd0 [ 32.489435][ T810] genl_family_rcv_msg+0x3a4/0x640 [ 32.489439][ T810] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 32.489442][ T810] ? rcu_read_lock_any_held+0x3c/0x90 [ 32.489443][ T810] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 32.489446][ T810] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 32.489449][ T810] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 32.489452][ T810] ? __lock_acquire+0x518/0xc20 [ 32.489458][ T810] genl_rcv_msg+0xbb/0x160 [ 32.489461][ T810] netlink_rcv_skb+0x14e/0x3a0 [ 32.489463][ T810] ? genl_family_rcv_msg+0x640/0x640 [ 32.489467][ T810] ? netlink_ack+0xcf0/0xcf0 [ 32.489474][ T810] ? netlink_deliver_tap+0xc5/0x330 [ 32.489476][ T810] ? netlink_deliver_tap+0x13c/0x330 [ 32.489480][ T810] genl_rcv+0x28/0x40 [ 32.489482][ T810] netlink_unicast+0x486/0x750 [ 32.489486][ T810] ? netlink_attachskb+0x810/0x810 [ 32.489489][ T810] ? __lock_acquire+0x518/0xc20 [ 32.489493][ T810] netlink_sendmsg+0x735/0xc60 [ 32.489497][ T810] ? netlink_unicast+0x750/0x750 [ 32.489504][ T810] ? __might_fault+0x97/0x140 [ 32.489509][ T810] ____sys_sendmsg+0x415/0x880 [ 32.489513][ T810] ? copy_msghdr_from_user+0x279/0x420 [ 32.489516][ T810] ? get_timestamp.constprop.0+0x390/0x390 [ 32.489517][ T810] ? move_addr_to_kernel+0x40/0x40 [ 32.489525][ T810] ___sys_sendmsg+0x14e/0x1d0 [ 32.489528][ T810] ? copy_msghdr_from_user+0x420/0x420 [ 32.489530][ T810] ? kfree+0x22/0x590 [ 32.489545][ T810] __sys_sendmsg+0x12c/0x1d0 [ 32.489548][ T810] ? __sys_sendmsg_sock+0x20/0x20 [ 32.489554][ T810] ? rcu_is_watching+0x16/0xd0 [ 32.489557][ T810] ? rcu_is_watching+0x16/0xd0 [ 32.489560][ T810] do_syscall_64+0xff/0x530 [ 32.489563][ T810] ? exc_page_fault+0xee/0x100 [ 32.489566][ T810] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 32.489568][ T810] RIP: 0033:0x7f47c046f54e [ 32.489571][ T810] 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 [ 32.489572][ T810] RSP: 002b:00007ffd425c2fa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.489575][ T810] RAX: ffffffffffffffda RBX: 000000002c3e3130 RCX: 00007f47c046f54e [ 32.489577][ T810] RDX: 0000000000000000 RSI: 00007ffd425c3040 RDI: 0000000000000005 [ 32.489578][ T810] RBP: 00007ffd425c2fb0 R08: 0000000000000000 R09: 0000000000000000 [ 32.489578][ T810] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002c3e3200 [ 32.489579][ T810] R13: 00007ffd425c3040 R14: 000000002c3e4260 R15: 000000000040bda8 [ 32.489586][ T810] [ 32.619342][ T814] tun2: deleting peer with id 2, reason 1 [ 38.579647][ T10] tun0: deleting peer with id 4, reason 2 [ 38.579705][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 38.579707][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 38.579708][ T10] preempt_count: 202, expected: 0 [ 38.579709][ T10] RCU nest depth: 0, expected: 0 [ 38.579710][ T10] locks held by kworker/0:1/10: 7, last CPU#0: [ 38.579712][ T10] #0: ff11000011c2bf40 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 38.579723][ T10] #1: ffa00000000a7d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 38.579727][ T10] #2: ff11000004c61e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 38.579735][ T10] #3: ffffffffac979cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 38.579740][ T10] #4: ffffffffac979d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 38.579744][ T10] #5: ffffffffac899660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 38.579747][ T10] #6: ffffffffac899560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 38.579751][ T10] irq event stamp: 29853 [ 38.579752][ T10] hardirqs last enabled at (29852): [] __down_trylock_console_sem+0x86/0xa0 [ 38.579754][ T10] hardirqs last disabled at (29853): [] console_emit_next_record+0x3d4/0x4c0 [ 38.579756][ T10] softirqs last enabled at (29690): [] unlock_ovpn+0x1e/0x110 [ovpn] [ 38.579760][ T10] softirqs last disabled at (29846): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 38.579764][ T10] Preemption disabled at: [ 38.579764][ T10] [<0000000000000000>] 0x0 [ 38.579771][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 38.579774][ T10] Tainted: [W]=WARN [ 38.579775][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.579777][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.579781][ T10] Call Trace: [ 38.579782][ T10] [ 38.579784][ T10] dump_stack_lvl+0x6f/0xa0 [ 38.579790][ T10] __might_resched.cold+0x1fe/0x2c1 [ 38.579794][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 38.579798][ T10] ? __kmalloc_noprof+0xdb/0x760 [ 38.579803][ T10] __kmalloc_noprof+0x443/0x760 [ 38.579806][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 38.579811][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 38.579814][ T10] alloc_buf.isra.0+0x4b/0x260 [ 38.579818][ T10] put_chars+0x1e1/0x2f0 [ 38.579821][ T10] ? __send_to_port+0x420/0x420 [ 38.579825][ T10] ? validate_chain+0x34a/0xc20 [ 38.579829][ T10] hvc_console_print+0x292/0x780 [ 38.579832][ T10] ? mark_usage+0x61/0x170 [ 38.579834][ T10] ? __lock_acquire+0x518/0xc20 [ 38.579836][ T10] ? __lock_acquire+0x518/0xc20 [ 38.579840][ T10] ? hvc_write+0x3a0/0x3a0 [ 38.579842][ T10] ? console_emit_next_record+0x1df/0x4c0 [ 38.579845][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.579849][ T10] ? lock_acquire+0x13c/0x160 [ 38.579853][ T10] console_emit_next_record+0x22f/0x4c0 [ 38.579857][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 38.579858][ T10] ? console_flush_one_record+0x106/0x710 [ 38.579862][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.579864][ T10] ? lock_acquire+0x13c/0x160 [ 38.579868][ T10] console_flush_one_record+0x46f/0x710 [ 38.579872][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 38.579874][ T10] ? __lock_acquire+0x518/0xc20 [ 38.579879][ T10] console_unlock+0xee/0x1f0 [ 38.579882][ T10] ? console_flush_one_record+0x710/0x710 [ 38.579884][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.579886][ T10] ? lock_acquire+0x60/0x160 [ 38.579890][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 38.579892][ T10] ? vprintk_emit+0x320/0x3e0 [ 38.579895][ T10] vprintk_emit+0x37c/0x3e0 [ 38.579899][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 38.579900][ T10] ? ret_from_fork_asm+0x11/0x20 [ 38.579904][ T10] ? stack_access_ok+0x1e0/0x1e0 [ 38.579909][ T10] _printk+0xc7/0x100 [ 38.579912][ T10] ? snapshot_read.cold+0x21/0x21 [ 38.579915][ T10] ? write_profile+0xf0/0xf0 [ 38.579919][ T10] ? netdev_name+0x43/0x60 [ 38.579922][ T10] ? __netdev_printk+0x17f/0x1d0 [ 38.579925][ T10] netdev_info+0xe2/0x116 [ 38.579927][ T10] ? netdev_notice+0x120/0x120 [ 38.579929][ T10] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.579933][ T10] ? __lock_acquire+0x518/0xc20 [ 38.579936][ T10] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 38.579938][ T10] ? rcu_read_lock_any_held+0x3c/0x90 [ 38.579942][ T10] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 38.579948][ T10] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 38.579955][ T10] ovpn_peer_remove+0x394/0x640 [ovpn] [ 38.579959][ T10] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 38.579961][ T10] ? __rwlock_init+0x150/0x150 [ 38.579964][ T10] ? mark_held_locks+0x40/0x70 [ 38.579972][ T10] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 38.579977][ T10] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 38.579980][ T10] ? __rwlock_init+0x150/0x150 [ 38.579985][ T10] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 38.579989][ T10] ? process_one_work+0xdfc/0x1560 [ 38.579992][ T10] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 38.579995][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.579998][ T10] ? lock_acquire+0x13c/0x160 [ 38.579999][ T10] ? rcu_is_watching+0x16/0xd0 [ 38.580003][ T10] process_one_work+0xe3e/0x1560 [ 38.580010][ T10] ? __queue_delayed_work+0x470/0x470 [ 38.580013][ T10] ? lock_acquire.part.0+0xd4/0x280 [ 38.580020][ T10] worker_thread+0x4f1/0xd60 [ 38.580025][ T10] ? rescuer_thread+0x1340/0x1340 [ 38.580027][ T10] ? __kthread_parkme+0xbd/0x210 [ 38.580030][ T10] ? rescuer_thread+0x1340/0x1340 [ 38.580033][ T10] ? rescuer_thread+0x1340/0x1340 [ 38.580035][ T10] kthread+0x367/0x460 [ 38.580037][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 38.580040][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.580043][ T10] ret_from_fork+0x474/0x6b0 [ 38.580047][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 38.580050][ T10] ? __switch_to+0x5a3/0xe00 [ 38.580053][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 38.580056][ T10] ret_from_fork_asm+0x11/0x20 [ 38.580064][ T10] [ 38.604019][ T10] tun0: deleting peer with id 3, reason 2 [ 38.604280][ T10] tun0: deleting peer with id 5, reason 2 [ 38.604613][ T10] tun0: deleting peer with id 6, reason 2 [ 43.763932][ T50] tun3: deleting peer with id 3, reason 2 [ 43.763949][ T50] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 43.763952][ T50] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 50, name: kworker/3:1 [ 43.763953][ T50] preempt_count: 202, expected: 0 [ 43.763954][ T50] RCU nest depth: 0, expected: 0 [ 43.763955][ T50] locks held by kworker/3:1/50: 7, last CPU#3: [ 43.763957][ T50] #0: ff11000011c2bf40 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 43.763969][ T50] #1: ffa000000036fd10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 43.763972][ T50] #2: ff1100001153ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.763980][ T50] #3: ffffffffac979cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 43.763985][ T50] #4: ffffffffac979d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 43.763993][ T50] #5: ffffffffac899660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 43.763997][ T50] #6: ffffffffac899560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 43.764000][ T50] irq event stamp: 35727 [ 43.764001][ T50] hardirqs last enabled at (35726): [] __down_trylock_console_sem+0x86/0xa0 [ 43.764004][ T50] hardirqs last disabled at (35727): [] console_emit_next_record+0x3d4/0x4c0 [ 43.764006][ T50] softirqs last enabled at (35694): [] process_one_work+0xe3e/0x1560 [ 43.764008][ T50] softirqs last disabled at (35716): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.764011][ T50] Preemption disabled at: [ 43.764012][ T50] [<0000000000000000>] 0x0 [ 43.764018][ T50] CPU: 3 UID: 0 PID: 50 Comm: kworker/3:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.764022][ T50] Tainted: [W]=WARN [ 43.764022][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.764024][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.764028][ T50] Call Trace: [ 43.764030][ T50] [ 43.764032][ T50] dump_stack_lvl+0x6f/0xa0 [ 43.764038][ T50] __might_resched.cold+0x1fe/0x2c1 [ 43.764043][ T50] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 43.764046][ T50] ? __kmalloc_noprof+0xdb/0x760 [ 43.764051][ T50] __kmalloc_noprof+0x443/0x760 [ 43.764054][ T50] ? alloc_buf.isra.0+0x4b/0x260 [ 43.764060][ T50] ? do_raw_spin_unlock+0x59/0x250 [ 43.764062][ T50] alloc_buf.isra.0+0x4b/0x260 [ 43.764066][ T50] put_chars+0x1e1/0x2f0 [ 43.764068][ T50] ? prb_final_commit+0x50/0x50 [ 43.764070][ T50] ? __send_to_port+0x420/0x420 [ 43.764073][ T50] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 43.764077][ T50] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.764080][ T50] ? validate_chain+0x38b/0xc20 [ 43.764083][ T50] hvc_console_print+0x292/0x780 [ 43.764087][ T50] ? mark_usage+0x61/0x170 [ 43.764088][ T50] ? __lock_acquire+0x518/0xc20 [ 43.764090][ T50] ? __lock_acquire+0x518/0xc20 [ 43.764094][ T50] ? hvc_write+0x3a0/0x3a0 [ 43.764096][ T50] ? console_emit_next_record+0x1df/0x4c0 [ 43.764099][ T50] ? rcu_is_watching+0x16/0xd0 [ 43.764102][ T50] ? lock_acquire+0x13c/0x160 [ 43.764105][ T50] console_emit_next_record+0x22f/0x4c0 [ 43.764109][ T50] ? devkmsg_read+0x4b0/0x4b0 [ 43.764111][ T50] ? console_flush_one_record+0x106/0x710 [ 43.764114][ T50] ? rcu_is_watching+0x16/0xd0 [ 43.764117][ T50] ? lock_acquire+0x13c/0x160 [ 43.764120][ T50] console_flush_one_record+0x46f/0x710 [ 43.764124][ T50] ? console_emit_next_record+0x4c0/0x4c0 [ 43.764126][ T50] ? __lock_acquire+0x518/0xc20 [ 43.764131][ T50] console_unlock+0xee/0x1f0 [ 43.764134][ T50] ? console_flush_one_record+0x710/0x710 [ 43.764136][ T50] ? rcu_is_watching+0x16/0xd0 [ 43.764138][ T50] ? lock_acquire+0x60/0x160 [ 43.764142][ T50] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.764143][ T50] ? vprintk_emit+0x320/0x3e0 [ 43.764147][ T50] vprintk_emit+0x37c/0x3e0 [ 43.764150][ T50] ? wake_up_klogd_work_func+0x90/0x90 [ 43.764153][ T50] ? __lock_release.isra.0+0x69/0x1a0 [ 43.764157][ T50] _printk+0xc7/0x100 [ 43.764161][ T50] ? snapshot_read.cold+0x21/0x21 [ 43.764162][ T50] ? try_to_wake_up+0x153/0x1130 [ 43.764165][ T50] ? select_fallback_rq+0x510/0x510 [ 43.764168][ T50] ? netdev_name+0x43/0x60 [ 43.764171][ T50] ? __netdev_printk+0x17f/0x1d0 [ 43.764174][ T50] netdev_info+0xe2/0x116 [ 43.764177][ T50] ? netdev_notice+0x120/0x120 [ 43.764181][ T50] ? __queue_work+0x3ab/0xd30 [ 43.764187][ T50] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 43.764192][ T50] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 43.764195][ T50] ? mark_held_locks+0x40/0x70 [ 43.764197][ T50] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 43.764199][ T50] ? lockdep_hardirqs_on+0x91/0x130 [ 43.764204][ T50] ovpn_peer_remove+0x394/0x640 [ovpn] [ 43.764208][ T50] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 43.764211][ T50] ? __rwlock_init+0x150/0x150 [ 43.764213][ T50] ? mark_held_locks+0x40/0x70 [ 43.764218][ T50] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 43.764221][ T50] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 43.764224][ T50] ? __rwlock_init+0x150/0x150 [ 43.764229][ T50] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 43.764234][ T50] ? process_one_work+0xdfc/0x1560 [ 43.764236][ T50] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 43.764240][ T50] ? rcu_is_watching+0x16/0xd0 [ 43.764242][ T50] ? lock_acquire+0x13c/0x160 [ 43.764244][ T50] ? rcu_is_watching+0x16/0xd0 [ 43.764247][ T50] ? process_one_work+0xdfc/0x1560 [ 43.764249][ T50] process_one_work+0xe3e/0x1560 [ 43.764255][ T50] ? __queue_delayed_work+0x470/0x470 [ 43.764258][ T50] ? lock_acquire.part.0+0xd4/0x280 [ 43.764265][ T50] worker_thread+0x4f1/0xd60 [ 43.764269][ T50] ? rescuer_thread+0x1340/0x1340 [ 43.764271][ T50] ? __kthread_parkme+0xbd/0x210 [ 43.764274][ T50] ? rescuer_thread+0x1340/0x1340 [ 43.764277][ T50] ? rescuer_thread+0x1340/0x1340 [ 43.764279][ T50] kthread+0x367/0x460 [ 43.764281][ T50] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.764284][ T50] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.764287][ T50] ret_from_fork+0x474/0x6b0 [ 43.764290][ T50] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 43.764293][ T50] ? __switch_to+0x5a3/0xe00 [ 43.764296][ T50] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.764299][ T50] ret_from_fork_asm+0x11/0x20 [ 43.764308][ T50] [ 43.828542][ T66] tun4: deleting peer with id 4, reason 2 [ 43.891541][ T10] tun5: deleting peer with id 5, reason 2 [ 43.956538][ T66] tun6: deleting peer with id 6, reason 2