[ 35.577483][ T680] iperf3 (680) used greatest stack depth: 22832 bytes left [ 35.577507][ T680] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 35.577510][ T680] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 680, name: iperf3 [ 35.577512][ T680] preempt_count: 2, expected: 0 [ 35.577514][ T680] RCU nest depth: 0, expected: 0 [ 35.577515][ T680] locks held by iperf3/680: 5, last CPU#2: [ 35.577518][ T680] #0: ffffffffaee127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 35.577533][ T680] #1: ffffffffaef79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 35.577541][ T680] #2: ffffffffaef79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 35.577547][ T680] #3: ffffffffaee99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 35.577554][ T680] #4: ffffffffaee99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 35.577560][ T680] irq event stamp: 3804768 [ 35.577562][ T680] hardirqs last enabled at (3804767): [] __down_trylock_console_sem+0x86/0xa0 [ 35.577565][ T680] hardirqs last disabled at (3804768): [] console_emit_next_record+0x3d4/0x4c0 [ 35.577569][ T680] softirqs last enabled at (3804692): [] handle_softirqs+0x67c/0x900 [ 35.577572][ T680] softirqs last disabled at (3804685): [] __irq_exit_rcu+0x145/0x1c0 [ 35.577575][ T680] Preemption disabled at: [ 35.577576][ T680] [<0000000000000000>] 0x0 [ 35.577585][ T680] CPU: 2 UID: 0 PID: 680 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 35.577590][ T680] Tainted: [W]=WARN [ 35.577592][ T680] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.577594][ T680] Call Trace: [ 35.577596][ T680] [ 35.577598][ T680] dump_stack_lvl+0x6f/0xa0 [ 35.577607][ T680] __might_resched.cold+0x1fe/0x2c1 [ 35.577613][ T680] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 35.577619][ T680] ? __kmalloc_noprof+0xdb/0x760 [ 35.577627][ T680] __kmalloc_noprof+0x443/0x760 [ 35.577631][ T680] ? alloc_buf.isra.0+0x4b/0x260 [ 35.577640][ T680] ? do_raw_spin_unlock+0x59/0x250 [ 35.577644][ T680] alloc_buf.isra.0+0x4b/0x260 [ 35.577650][ T680] put_chars+0x1e1/0x2f0 [ 35.577653][ T680] ? prb_final_commit+0x50/0x50 [ 35.577657][ T680] ? __send_to_port+0x420/0x420 [ 35.577663][ T680] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 35.577669][ T680] ? rcu_read_lock_any_held+0x3c/0x90 [ 35.577672][ T680] ? validate_chain+0x38b/0xc20 [ 35.577679][ T680] hvc_console_print+0x292/0x780 [ 35.577684][ T680] ? mark_usage+0x61/0x170 [ 35.577687][ T680] ? __lock_acquire+0x518/0xc20 [ 35.577689][ T680] ? __lock_acquire+0x518/0xc20 [ 35.577696][ T680] ? hvc_write+0x3a0/0x3a0 [ 35.577700][ T680] ? console_emit_next_record+0x1df/0x4c0 [ 35.577706][ T680] ? rcu_is_watching+0x16/0xd0 [ 35.577710][ T680] ? lock_acquire+0x13c/0x160 [ 35.577717][ T680] console_emit_next_record+0x22f/0x4c0 [ 35.577724][ T680] ? devkmsg_read+0x4b0/0x4b0 [ 35.577727][ T680] ? console_flush_one_record+0x106/0x710 [ 35.577732][ T680] ? rcu_is_watching+0x16/0xd0 [ 35.577736][ T680] ? lock_acquire+0x13c/0x160 [ 35.577744][ T680] console_flush_one_record+0x46f/0x710 [ 35.577751][ T680] ? console_emit_next_record+0x4c0/0x4c0 [ 35.577754][ T680] ? __lock_acquire+0x518/0xc20 [ 35.577764][ T680] console_unlock+0xee/0x1f0 [ 35.577768][ T680] ? console_flush_one_record+0x710/0x710 [ 35.577771][ T680] ? rcu_is_watching+0x16/0xd0 [ 35.577775][ T680] ? lock_acquire+0x60/0x160 [ 35.577782][ T680] ? __down_trylock_console_sem+0x5e/0xa0 [ 35.577785][ T680] ? vprintk_emit+0x320/0x3e0 [ 35.577790][ T680] vprintk_emit+0x37c/0x3e0 [ 35.577797][ T680] ? wake_up_klogd_work_func+0x90/0x90 [ 35.577803][ T680] ? __lock_acquire+0x518/0xc20 [ 35.577810][ T680] _printk+0xc7/0x100 [ 35.577815][ T680] ? snapshot_read.cold+0x21/0x21 [ 35.577820][ T680] ? do_raw_spin_lock+0x131/0x280 [ 35.577824][ T680] ? __rwlock_init+0x150/0x150 [ 35.577831][ T680] ? do_raw_spin_lock+0x131/0x280 [ 35.577836][ T680] do_exit.cold+0x82/0x9c [ 35.577841][ T680] ? exit_notify+0x890/0x890 [ 35.577852][ T680] __x64_sys_exit+0x42/0x50 [ 35.577855][ T680] x64_sys_call+0x156c/0x1570 [ 35.577859][ T680] do_syscall_64+0xff/0x530 [ 35.577864][ T680] ? exc_page_fault+0xee/0x100 [ 35.577868][ T680] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 35.577872][ T680] RIP: 0033:0x7f51f7e30c49 [ 35.577875][ T680] Code: Unable to access opcode bytes at 0x7f51f7e30c1f. [ 35.577877][ T680] RSP: 002b:00007f51f75efe60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 35.577881][ T680] RAX: ffffffffffffffda RBX: 00007f51f75f06c0 RCX: 00007f51f7e30c49 [ 35.577883][ T680] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 35.577884][ T680] RBP: 00007f51f75eff70 R08: 0000000000000001 R09: 00007f51f75f06c0 [ 35.577886][ T680] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f51f6df0000 [ 35.577887][ T680] R13: 00007ffdcb385b90 R14: 0000000000000002 R15: 00007ffdcb385c97 [ 35.577906][ T680] [ 37.833685][ T775] tun0: deleting peer with id 1, reason 1 [ 37.833862][ T775] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.833864][ T775] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 775, name: ovpn-cli [ 37.833866][ T775] preempt_count: 202, expected: 0 [ 37.833867][ T775] RCU nest depth: 0, expected: 0 [ 37.833868][ T775] locks held by ovpn-cli/775: 6, last CPU#0: [ 37.833870][ T775] #0: ffffffffaf744ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 37.833883][ T775] #1: ff11000017d4ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 37.833891][ T775] #2: ffffffffaef79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 37.833897][ T775] #3: ffffffffaef79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 37.833901][ T775] #4: ffffffffaee99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 37.833910][ T775] #5: ffffffffaee99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 37.833914][ T775] irq event stamp: 52385 [ 37.833915][ T775] hardirqs last enabled at (52384): [] __down_trylock_console_sem+0x86/0xa0 [ 37.833918][ T775] hardirqs last disabled at (52385): [] console_emit_next_record+0x3d4/0x4c0 [ 37.833920][ T775] softirqs last enabled at (52352): [] __alloc_skb+0x4c2/0x5f0 [ 37.833924][ T775] softirqs last disabled at (52380): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 37.833927][ T775] Preemption disabled at: [ 37.833928][ T775] [<0000000000000000>] 0x0 [ 37.833935][ T775] CPU: 0 UID: 0 PID: 775 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.833939][ T775] Tainted: [W]=WARN [ 37.833940][ T775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.833942][ T775] Call Trace: [ 37.833944][ T775] [ 37.833945][ T775] dump_stack_lvl+0x6f/0xa0 [ 37.833952][ T775] __might_resched.cold+0x1fe/0x2c1 [ 37.833957][ T775] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.833961][ T775] ? __kmalloc_noprof+0xdb/0x760 [ 37.833966][ T775] __kmalloc_noprof+0x443/0x760 [ 37.833969][ T775] ? alloc_buf.isra.0+0x4b/0x260 [ 37.833975][ T775] ? do_raw_spin_unlock+0x59/0x250 [ 37.833977][ T775] alloc_buf.isra.0+0x4b/0x260 [ 37.833981][ T775] put_chars+0x1e1/0x2f0 [ 37.833986][ T775] ? __send_to_port+0x420/0x420 [ 37.833988][ T775] ? check_prev_add+0x316/0xe90 [ 37.833992][ T775] ? validate_chain+0x34a/0xc20 [ 37.833996][ T775] hvc_console_print+0x292/0x780 [ 37.834000][ T775] ? mark_usage+0x61/0x170 [ 37.834002][ T775] ? __lock_acquire+0x518/0xc20 [ 37.834003][ T775] ? __lock_acquire+0x518/0xc20 [ 37.834008][ T775] ? hvc_write+0x3a0/0x3a0 [ 37.834009][ T775] ? lock_acquire.part.0+0xd4/0x280 [ 37.834014][ T775] ? lock_acquire+0x13c/0x160 [ 37.834018][ T775] console_emit_next_record+0x22f/0x4c0 [ 37.834021][ T775] ? devkmsg_read+0x4b0/0x4b0 [ 37.834023][ T775] ? console_flush_one_record+0x106/0x710 [ 37.834027][ T775] ? rcu_is_watching+0x16/0xd0 [ 37.834031][ T775] ? lock_acquire+0x13c/0x160 [ 37.834035][ T775] console_flush_one_record+0x46f/0x710 [ 37.834039][ T775] ? console_emit_next_record+0x4c0/0x4c0 [ 37.834041][ T775] ? __lock_acquire+0x518/0xc20 [ 37.834047][ T775] console_unlock+0xee/0x1f0 [ 37.834050][ T775] ? console_flush_one_record+0x710/0x710 [ 37.834052][ T775] ? rcu_is_watching+0x16/0xd0 [ 37.834054][ T775] ? lock_acquire+0x60/0x160 [ 37.834058][ T775] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.834060][ T775] ? vprintk_emit+0x320/0x3e0 [ 37.834063][ T775] vprintk_emit+0x37c/0x3e0 [ 37.834067][ T775] ? wake_up_klogd_work_func+0x90/0x90 [ 37.834069][ T775] ? kernel_text_address+0x149/0x170 [ 37.834072][ T775] ? __kernel_text_address+0x12/0x30 [ 37.834073][ T775] ? write_profile+0xf0/0xf0 [ 37.834076][ T775] ? unwind_get_return_address+0x67/0xd0 [ 37.834081][ T775] _printk+0xc7/0x100 [ 37.834084][ T775] ? snapshot_read.cold+0x21/0x21 [ 37.834089][ T775] ? mark_usage+0x61/0x170 [ 37.834090][ T775] ? netdev_name+0x43/0x60 [ 37.834094][ T775] ? __netdev_printk+0x17f/0x1d0 [ 37.834097][ T775] netdev_info+0xe2/0x116 [ 37.834099][ T775] ? netdev_notice+0x120/0x120 [ 37.834101][ T775] ? find_held_lock+0x2b/0x80 [ 37.834104][ T775] ? mark_usage+0x61/0x170 [ 37.834107][ T775] ? __lock_acquire+0x518/0xc20 [ 37.834113][ T775] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 37.834118][ T775] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 37.834122][ T775] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 37.834128][ T775] ovpn_peer_remove+0x394/0x640 [ovpn] [ 37.834131][ T775] ? do_raw_spin_lock+0x131/0x280 [ 37.834134][ T775] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 37.834141][ T775] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 37.834145][ T775] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 37.834151][ T775] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 37.834155][ T775] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 37.834159][ T775] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.834162][ T775] ? ref_tracker_alloc+0x28d/0x430 [ 37.834173][ T775] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 37.834177][ T775] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 37.834183][ T775] genl_family_rcv_msg_doit+0x206/0x300 [ 37.834187][ T775] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 37.834189][ T775] ? __lock_release.isra.0+0x69/0x1a0 [ 37.834195][ T775] ? rcu_is_watching+0x16/0xd0 [ 37.834198][ T775] ? cap_capable+0x1d7/0x3d0 [ 37.834201][ T775] ? write_profile+0xf0/0xf0 [ 37.834203][ T775] ? unwind_get_return_address+0x67/0xd0 [ 37.834207][ T775] genl_family_rcv_msg+0x3a4/0x640 [ 37.834210][ T775] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 37.834213][ T775] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.834215][ T775] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 37.834218][ T775] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.834221][ T775] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 37.834224][ T775] ? __lock_acquire+0x518/0xc20 [ 37.834230][ T775] genl_rcv_msg+0xbb/0x160 [ 37.834234][ T775] netlink_rcv_skb+0x14e/0x3a0 [ 37.834236][ T775] ? genl_family_rcv_msg+0x640/0x640 [ 37.834239][ T775] ? netlink_ack+0xcf0/0xcf0 [ 37.834247][ T775] ? netlink_deliver_tap+0xc5/0x330 [ 37.834249][ T775] ? netlink_deliver_tap+0x13c/0x330 [ 37.834253][ T775] genl_rcv+0x28/0x40 [ 37.834255][ T775] netlink_unicast+0x486/0x750 [ 37.834260][ T775] ? netlink_attachskb+0x810/0x810 [ 37.834263][ T775] ? __lock_acquire+0x518/0xc20 [ 37.834267][ T775] netlink_sendmsg+0x735/0xc60 [ 37.834271][ T775] ? netlink_unicast+0x750/0x750 [ 37.834276][ T775] ? __might_fault+0x97/0x140 [ 37.834281][ T775] ____sys_sendmsg+0x415/0x880 [ 37.834285][ T775] ? copy_msghdr_from_user+0x279/0x420 [ 37.834288][ T775] ? get_timestamp.constprop.0+0x390/0x390 [ 37.834290][ T775] ? move_addr_to_kernel+0x40/0x40 [ 37.834298][ T775] ___sys_sendmsg+0x14e/0x1d0 [ 37.834301][ T775] ? copy_msghdr_from_user+0x420/0x420 [ 37.834303][ T775] ? kfree+0x22/0x590 [ 37.834319][ T775] __sys_sendmsg+0x12c/0x1d0 [ 37.834322][ T775] ? __sys_sendmsg_sock+0x20/0x20 [ 37.834328][ T775] ? rcu_is_watching+0x16/0xd0 [ 37.834331][ T775] ? rcu_is_watching+0x16/0xd0 [ 37.834335][ T775] do_syscall_64+0xff/0x530 [ 37.834338][ T775] ? exc_page_fault+0xee/0x100 [ 37.834341][ T775] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.834343][ T775] RIP: 0033:0x7f0abf7ae54e [ 37.834346][ T775] 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 [ 37.834348][ T775] RSP: 002b:00007fff5c850870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.834350][ T775] RAX: ffffffffffffffda RBX: 00000000330e3130 RCX: 00007f0abf7ae54e [ 37.834352][ T775] RDX: 0000000000000000 RSI: 00007fff5c850910 RDI: 0000000000000005 [ 37.834353][ T775] RBP: 00007fff5c850880 R08: 0000000000000000 R09: 0000000000000000 [ 37.834354][ T775] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000330e3200 [ 37.834355][ T775] R13: 00007fff5c850910 R14: 00000000330e4260 R15: 000000000040bda8 [ 37.834364][ T775] [ 37.969330][ T779] tun1: deleting peer with id 10, reason 1 [ 41.132013][ T827] tun0: deleting peer with id 2, reason 1 [ 41.132035][ T827] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 41.132037][ T827] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 827, name: ovpn-cli [ 41.132039][ T827] preempt_count: 202, expected: 0 [ 41.132040][ T827] RCU nest depth: 0, expected: 0 [ 41.132041][ T827] locks held by ovpn-cli/827: 6, last CPU#0: [ 41.132043][ T827] #0: ffffffffaf744ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 41.132055][ T827] #1: ff11000017d4ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 41.132064][ T827] #2: ffffffffaef79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 41.132070][ T827] #3: ffffffffaef79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 41.132074][ T827] #4: ffffffffaee99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 41.132078][ T827] #5: ffffffffaee99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 41.132082][ T827] irq event stamp: 35675 [ 41.132082][ T827] hardirqs last enabled at (35674): [] __down_trylock_console_sem+0x86/0xa0 [ 41.132085][ T827] hardirqs last disabled at (35675): [] console_emit_next_record+0x3d4/0x4c0 [ 41.132087][ T827] softirqs last enabled at (35642): [] __alloc_skb+0x4c2/0x5f0 [ 41.132091][ T827] softirqs last disabled at (35670): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 41.132094][ T827] Preemption disabled at: [ 41.132095][ T827] [<0000000000000000>] 0x0 [ 41.132101][ T827] CPU: 0 UID: 0 PID: 827 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 41.132105][ T827] Tainted: [W]=WARN [ 41.132106][ T827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.132108][ T827] Call Trace: [ 41.132109][ T827] [ 41.132111][ T827] dump_stack_lvl+0x6f/0xa0 [ 41.132117][ T827] __might_resched.cold+0x1fe/0x2c1 [ 41.132122][ T827] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 41.132126][ T827] ? __kmalloc_noprof+0xdb/0x760 [ 41.132131][ T827] __kmalloc_noprof+0x443/0x760 [ 41.132134][ T827] ? alloc_buf.isra.0+0x4b/0x260 [ 41.132139][ T827] ? do_raw_spin_unlock+0x59/0x250 [ 41.132142][ T827] alloc_buf.isra.0+0x4b/0x260 [ 41.132145][ T827] put_chars+0x1e1/0x2f0 [ 41.132149][ T827] ? __send_to_port+0x420/0x420 [ 41.132152][ T827] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 41.132156][ T827] ? rcu_read_lock_any_held+0x3c/0x90 [ 41.132158][ T827] ? validate_chain+0x38b/0xc20 [ 41.132162][ T827] hvc_console_print+0x292/0x780 [ 41.132165][ T827] ? mark_usage+0x61/0x170 [ 41.132167][ T827] ? __lock_acquire+0x518/0xc20 [ 41.132169][ T827] ? __lock_acquire+0x518/0xc20 [ 41.132173][ T827] ? hvc_write+0x3a0/0x3a0 [ 41.132175][ T827] ? lock_acquire.part.0+0xd4/0x280 [ 41.132179][ T827] ? lock_acquire+0x13c/0x160 [ 41.132183][ T827] console_emit_next_record+0x22f/0x4c0 [ 41.132187][ T827] ? devkmsg_read+0x4b0/0x4b0 [ 41.132189][ T827] ? console_flush_one_record+0x106/0x710 [ 41.132192][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.132195][ T827] ? lock_acquire+0x13c/0x160 [ 41.132199][ T827] console_flush_one_record+0x46f/0x710 [ 41.132203][ T827] ? console_emit_next_record+0x4c0/0x4c0 [ 41.132205][ T827] ? __lock_acquire+0x518/0xc20 [ 41.132210][ T827] console_unlock+0xee/0x1f0 [ 41.132213][ T827] ? console_flush_one_record+0x710/0x710 [ 41.132215][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.132218][ T827] ? lock_acquire+0x60/0x160 [ 41.132221][ T827] ? __down_trylock_console_sem+0x5e/0xa0 [ 41.132223][ T827] ? vprintk_emit+0x320/0x3e0 [ 41.132227][ T827] vprintk_emit+0x37c/0x3e0 [ 41.132230][ T827] ? wake_up_klogd_work_func+0x90/0x90 [ 41.132232][ T827] ? kernel_text_address+0x149/0x170 [ 41.132236][ T827] ? __kernel_text_address+0x12/0x30 [ 41.132237][ T827] ? write_profile+0xf0/0xf0 [ 41.132239][ T827] ? unwind_get_return_address+0x67/0xd0 [ 41.132244][ T827] _printk+0xc7/0x100 [ 41.132248][ T827] ? snapshot_read.cold+0x21/0x21 [ 41.132252][ T827] ? mark_usage+0x61/0x170 [ 41.132254][ T827] ? netdev_name+0x43/0x60 [ 41.132257][ T827] ? __netdev_printk+0x17f/0x1d0 [ 41.132261][ T827] netdev_info+0xe2/0x116 [ 41.132263][ T827] ? netdev_notice+0x120/0x120 [ 41.132265][ T827] ? find_held_lock+0x2b/0x80 [ 41.132267][ T827] ? mark_usage+0x61/0x170 [ 41.132270][ T827] ? __lock_acquire+0x518/0xc20 [ 41.132276][ T827] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 41.132281][ T827] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 41.132285][ T827] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 41.132291][ T827] ovpn_peer_remove+0x394/0x640 [ovpn] [ 41.132295][ T827] ? do_raw_spin_lock+0x131/0x280 [ 41.132298][ T827] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 41.132304][ T827] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 41.132309][ T827] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 41.132315][ T827] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 41.132318][ T827] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 41.132322][ T827] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 41.132325][ T827] ? ref_tracker_alloc+0x28d/0x430 [ 41.132336][ T827] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 41.132341][ T827] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 41.132347][ T827] genl_family_rcv_msg_doit+0x206/0x300 [ 41.132350][ T827] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 41.132355][ T827] ? __lock_release.isra.0+0x69/0x1a0 [ 41.132361][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.132363][ T827] ? cap_capable+0x1d7/0x3d0 [ 41.132367][ T827] ? write_profile+0xf0/0xf0 [ 41.132368][ T827] ? unwind_get_return_address+0x67/0xd0 [ 41.132372][ T827] genl_family_rcv_msg+0x3a4/0x640 [ 41.132376][ T827] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 41.132378][ T827] ? rcu_read_lock_any_held+0x3c/0x90 [ 41.132380][ T827] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 41.132383][ T827] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 41.132386][ T827] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 41.132389][ T827] ? __lock_acquire+0x518/0xc20 [ 41.132395][ T827] genl_rcv_msg+0xbb/0x160 [ 41.132398][ T827] netlink_rcv_skb+0x14e/0x3a0 [ 41.132400][ T827] ? genl_family_rcv_msg+0x640/0x640 [ 41.132404][ T827] ? netlink_ack+0xcf0/0xcf0 [ 41.132411][ T827] ? netlink_deliver_tap+0xc5/0x330 [ 41.132413][ T827] ? netlink_deliver_tap+0x13c/0x330 [ 41.132417][ T827] genl_rcv+0x28/0x40 [ 41.132420][ T827] netlink_unicast+0x486/0x750 [ 41.132424][ T827] ? netlink_attachskb+0x810/0x810 [ 41.132427][ T827] ? __lock_acquire+0x518/0xc20 [ 41.132431][ T827] netlink_sendmsg+0x735/0xc60 [ 41.132435][ T827] ? netlink_unicast+0x750/0x750 [ 41.132440][ T827] ? __might_fault+0x97/0x140 [ 41.132445][ T827] ____sys_sendmsg+0x415/0x880 [ 41.132449][ T827] ? copy_msghdr_from_user+0x279/0x420 [ 41.132451][ T827] ? get_timestamp.constprop.0+0x390/0x390 [ 41.132453][ T827] ? move_addr_to_kernel+0x40/0x40 [ 41.132461][ T827] ___sys_sendmsg+0x14e/0x1d0 [ 41.132464][ T827] ? copy_msghdr_from_user+0x420/0x420 [ 41.132466][ T827] ? kfree+0x22/0x590 [ 41.132481][ T827] __sys_sendmsg+0x12c/0x1d0 [ 41.132485][ T827] ? __sys_sendmsg_sock+0x20/0x20 [ 41.132490][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.132493][ T827] ? rcu_is_watching+0x16/0xd0 [ 41.132496][ T827] do_syscall_64+0xff/0x530 [ 41.132499][ T827] ? exc_page_fault+0xee/0x100 [ 41.132502][ T827] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 41.132505][ T827] RIP: 0033:0x7fe3d8f6354e [ 41.132507][ T827] 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 [ 41.132509][ T827] RSP: 002b:00007fffe8e3aa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 41.132511][ T827] RAX: ffffffffffffffda RBX: 000000001fde2130 RCX: 00007fe3d8f6354e [ 41.132513][ T827] RDX: 0000000000000000 RSI: 00007fffe8e3aaa0 RDI: 0000000000000005 [ 41.132514][ T827] RBP: 00007fffe8e3aa10 R08: 0000000000000000 R09: 0000000000000000 [ 41.132514][ T827] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001fde2200 [ 41.132515][ T827] R13: 00007fffe8e3aaa0 R14: 000000001fde3260 R15: 000000000040bda8 [ 41.132522][ T827] [ 41.273716][ T831] tun2: deleting peer with id 11, reason 1 [ 47.879714][ T10] tun0: deleting peer with id 4, reason 2 [ 47.879805][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 47.879808][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 47.879811][ T10] preempt_count: 202, expected: 0 [ 47.879812][ T10] RCU nest depth: 0, expected: 0 [ 47.879814][ T10] locks held by kworker/0:1/10: 7, last CPU#0: [ 47.879817][ T10] #0: ff1100000ce2a740 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 47.879832][ T10] #1: ffa00000000a7d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 47.879838][ T10] #2: ff11000017d4ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 47.879850][ T10] #3: ffffffffaef79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 47.879857][ T10] #4: ffffffffaef79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 47.879863][ T10] #5: ffffffffaee99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 47.879869][ T10] #6: ffffffffaee99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 47.879875][ T10] irq event stamp: 28007 [ 47.879876][ T10] hardirqs last enabled at (28006): [] __down_trylock_console_sem+0x86/0xa0 [ 47.879880][ T10] hardirqs last disabled at (28007): [] console_emit_next_record+0x3d4/0x4c0 [ 47.879883][ T10] softirqs last enabled at (27760): [] unlock_ovpn+0x1e/0x110 [ovpn] [ 47.879889][ T10] softirqs last disabled at (28000): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 47.879895][ T10] Preemption disabled at: [ 47.879896][ T10] [<0000000000000000>] 0x0 [ 47.879904][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 47.879909][ T10] Tainted: [W]=WARN [ 47.879910][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.879913][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 47.879920][ T10] Call Trace: [ 47.879923][ T10] [ 47.879926][ T10] dump_stack_lvl+0x6f/0xa0 [ 47.879934][ T10] __might_resched.cold+0x1fe/0x2c1 [ 47.879941][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 47.879947][ T10] ? __kmalloc_noprof+0xdb/0x760 [ 47.879954][ T10] __kmalloc_noprof+0x443/0x760 [ 47.879959][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 47.879975][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 47.879978][ T10] alloc_buf.isra.0+0x4b/0x260 [ 47.879984][ T10] put_chars+0x1e1/0x2f0 [ 47.879989][ T10] ? __send_to_port+0x420/0x420 [ 47.879998][ T10] ? validate_chain+0x34a/0xc20 [ 47.880005][ T10] hvc_console_print+0x292/0x780 [ 47.880010][ T10] ? mark_usage+0x61/0x170 [ 47.880013][ T10] ? __lock_acquire+0x518/0xc20 [ 47.880016][ T10] ? __lock_acquire+0x518/0xc20 [ 47.880023][ T10] ? hvc_write+0x3a0/0x3a0 [ 47.880027][ T10] ? console_emit_next_record+0x1df/0x4c0 [ 47.880032][ T10] ? rcu_is_watching+0x16/0xd0 [ 47.880038][ T10] ? lock_acquire+0x13c/0x160 [ 47.880045][ T10] console_emit_next_record+0x22f/0x4c0 [ 47.880052][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 47.880054][ T10] ? console_flush_one_record+0x106/0x710 [ 47.880060][ T10] ? rcu_is_watching+0x16/0xd0 [ 47.880064][ T10] ? lock_acquire+0x13c/0x160 [ 47.880071][ T10] console_flush_one_record+0x46f/0x710 [ 47.880078][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 47.880081][ T10] ? __lock_acquire+0x518/0xc20 [ 47.880090][ T10] console_unlock+0xee/0x1f0 [ 47.880095][ T10] ? console_flush_one_record+0x710/0x710 [ 47.880098][ T10] ? rcu_is_watching+0x16/0xd0 [ 47.880101][ T10] ? lock_acquire+0x60/0x160 [ 47.880108][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 47.880110][ T10] ? vprintk_emit+0x320/0x3e0 [ 47.880116][ T10] vprintk_emit+0x37c/0x3e0 [ 47.880122][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 47.880128][ T10] ? __lock_release.isra.0+0x69/0x1a0 [ 47.880130][ T10] ? rcu_is_watching+0x16/0xd0 [ 47.880137][ T10] _printk+0xc7/0x100 [ 47.880142][ T10] ? snapshot_read.cold+0x21/0x21 [ 47.880148][ T10] ? find_held_lock+0x2b/0x80 [ 47.880152][ T10] ? netdev_name+0x43/0x60 [ 47.880157][ T10] ? __netdev_printk+0x17f/0x1d0 [ 47.880163][ T10] netdev_info+0xe2/0x116 [ 47.880167][ T10] ? netdev_notice+0x120/0x120 [ 47.880175][ T10] ? debug_object_free+0x530/0x530 [ 47.880180][ T10] ? validate_chain+0x38b/0xc20 [ 47.880183][ T10] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 47.880188][ T10] ? rcu_read_lock_any_held+0x3c/0x90 [ 47.880195][ T10] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 47.880205][ T10] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 47.880218][ T10] ovpn_peer_remove+0x394/0x640 [ovpn] [ 47.880225][ T10] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 47.880230][ T10] ? __rwlock_init+0x150/0x150 [ 47.880234][ T10] ? mark_held_locks+0x40/0x70 [ 47.880242][ T10] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 47.880249][ T10] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 47.880255][ T10] ? __rwlock_init+0x150/0x150 [ 47.880265][ T10] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 47.880273][ T10] ? process_one_work+0xdfc/0x1560 [ 47.880278][ T10] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 47.880284][ T10] ? rcu_is_watching+0x16/0xd0 [ 47.880287][ T10] ? lock_acquire+0x13c/0x160 [ 47.880290][ T10] ? rcu_is_watching+0x16/0xd0 [ 47.880297][ T10] process_one_work+0xe3e/0x1560 [ 47.880309][ T10] ? __queue_delayed_work+0x470/0x470 [ 47.880314][ T10] ? lock_acquire.part.0+0xd4/0x280 [ 47.880328][ T10] worker_thread+0x4f1/0xd60 [ 47.880336][ T10] ? rescuer_thread+0x1340/0x1340 [ 47.880339][ T10] ? __kthread_parkme+0xbd/0x210 [ 47.880345][ T10] ? rescuer_thread+0x1340/0x1340 [ 47.880355][ T10] ? rescuer_thread+0x1340/0x1340 [ 47.880359][ T10] kthread+0x367/0x460 [ 47.880362][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 47.880366][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 47.880371][ T10] ret_from_fork+0x474/0x6b0 [ 47.880377][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 47.880382][ T10] ? __switch_to+0x5a3/0xe00 [ 47.880387][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 47.880392][ T10] ret_from_fork_asm+0x11/0x20 [ 47.880408][ T10] [ 47.924107][ T10] tun0: deleting peer with id 3, reason 2 [ 47.924644][ T10] tun0: deleting peer with id 5, reason 2 [ 47.925237][ T10] tun0: deleting peer with id 6, reason 2 [ 53.128958][ T34] tun3: deleting peer with id 12, reason 2 [ 53.128980][ T34] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 53.128983][ T34] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 34, name: kworker/3:0 [ 53.128984][ T34] preempt_count: 202, expected: 0 [ 53.128985][ T34] RCU nest depth: 0, expected: 0 [ 53.128986][ T34] locks held by kworker/3:0/34: 7, last CPU#3: [ 53.128988][ T34] #0: ff1100000ce2a740 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 53.129007][ T34] #1: ffa0000000267d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 53.129011][ T34] #2: ff1100001013ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 53.129019][ T34] #3: ffffffffaef79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 53.129025][ T34] #4: ffffffffaef79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 53.129028][ T34] #5: ffffffffaee99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 53.129033][ T34] #6: ffffffffaee99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 53.129037][ T34] irq event stamp: 34335 [ 53.129038][ T34] hardirqs last enabled at (34334): [] __down_trylock_console_sem+0x86/0xa0 [ 53.129040][ T34] hardirqs last disabled at (34335): [] console_emit_next_record+0x3d4/0x4c0 [ 53.129043][ T34] softirqs last enabled at (34310): [] process_one_work+0xe3e/0x1560 [ 53.129045][ T34] softirqs last disabled at (34324): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 53.129048][ T34] Preemption disabled at: [ 53.129049][ T34] [<0000000000000000>] 0x0 [ 53.129056][ T34] CPU: 3 UID: 0 PID: 34 Comm: kworker/3:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 53.129060][ T34] Tainted: [W]=WARN [ 53.129061][ T34] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 53.129063][ T34] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 53.129068][ T34] Call Trace: [ 53.129069][ T34] [ 53.129072][ T34] dump_stack_lvl+0x6f/0xa0 [ 53.129078][ T34] __might_resched.cold+0x1fe/0x2c1 [ 53.129083][ T34] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 53.129087][ T34] ? __kmalloc_noprof+0xdb/0x760 [ 53.129092][ T34] __kmalloc_noprof+0x443/0x760 [ 53.129095][ T34] ? alloc_buf.isra.0+0x4b/0x260 [ 53.129101][ T34] ? do_raw_spin_unlock+0x59/0x250 [ 53.129104][ T34] alloc_buf.isra.0+0x4b/0x260 [ 53.129108][ T34] put_chars+0x1e1/0x2f0 [ 53.129110][ T34] ? prb_final_commit+0x50/0x50 [ 53.129112][ T34] ? __send_to_port+0x420/0x420 [ 53.129115][ T34] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 53.129120][ T34] ? rcu_read_lock_any_held+0x3c/0x90 [ 53.129122][ T34] ? validate_chain+0x38b/0xc20 [ 53.129126][ T34] hvc_console_print+0x292/0x780 [ 53.129129][ T34] ? mark_usage+0x61/0x170 [ 53.129131][ T34] ? __lock_acquire+0x518/0xc20 [ 53.129133][ T34] ? __lock_acquire+0x518/0xc20 [ 53.129137][ T34] ? hvc_write+0x3a0/0x3a0 [ 53.129140][ T34] ? console_emit_next_record+0x1df/0x4c0 [ 53.129143][ T34] ? rcu_is_watching+0x16/0xd0 [ 53.129146][ T34] ? lock_acquire+0x13c/0x160 [ 53.129150][ T34] console_emit_next_record+0x22f/0x4c0 [ 53.129154][ T34] ? devkmsg_read+0x4b0/0x4b0 [ 53.129156][ T34] ? console_flush_one_record+0x106/0x710 [ 53.129159][ T34] ? rcu_is_watching+0x16/0xd0 [ 53.129162][ T34] ? lock_acquire+0x13c/0x160 [ 53.129166][ T34] console_flush_one_record+0x46f/0x710 [ 53.129171][ T34] ? console_emit_next_record+0x4c0/0x4c0 [ 53.129173][ T34] ? __lock_acquire+0x518/0xc20 [ 53.129179][ T34] console_unlock+0xee/0x1f0 [ 53.129182][ T34] ? console_flush_one_record+0x710/0x710 [ 53.129184][ T34] ? rcu_is_watching+0x16/0xd0 [ 53.129186][ T34] ? lock_acquire+0x60/0x160 [ 53.129190][ T34] ? __down_trylock_console_sem+0x5e/0xa0 [ 53.129192][ T34] ? vprintk_emit+0x320/0x3e0 [ 53.129196][ T34] vprintk_emit+0x37c/0x3e0 [ 53.129200][ T34] ? wake_up_klogd_work_func+0x90/0x90 [ 53.129203][ T34] ? __lock_release.isra.0+0x69/0x1a0 [ 53.129208][ T34] _printk+0xc7/0x100 [ 53.129211][ T34] ? snapshot_read.cold+0x21/0x21 [ 53.129213][ T34] ? try_to_wake_up+0x153/0x1130 [ 53.129216][ T34] ? select_fallback_rq+0x510/0x510 [ 53.129219][ T34] ? netdev_name+0x43/0x60 [ 53.129222][ T34] ? __netdev_printk+0x17f/0x1d0 [ 53.129226][ T34] netdev_info+0xe2/0x116 [ 53.129228][ T34] ? netdev_notice+0x120/0x120 [ 53.129234][ T34] ? __queue_work+0x3ab/0xd30 [ 53.129240][ T34] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 53.129246][ T34] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 53.129250][ T34] ? mark_held_locks+0x40/0x70 [ 53.129254][ T34] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 53.129256][ T34] ? lockdep_hardirqs_on+0x91/0x130 [ 53.129262][ T34] ovpn_peer_remove+0x394/0x640 [ovpn] [ 53.129267][ T34] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 53.129270][ T34] ? __rwlock_init+0x150/0x150 [ 53.129273][ T34] ? mark_held_locks+0x40/0x70 [ 53.129277][ T34] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 53.129282][ T34] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 53.129286][ T34] ? __rwlock_init+0x150/0x150 [ 53.129291][ T34] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 53.129296][ T34] ? process_one_work+0xdfc/0x1560 [ 53.129299][ T34] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 53.129303][ T34] ? rcu_is_watching+0x16/0xd0 [ 53.129305][ T34] ? lock_acquire+0x13c/0x160 [ 53.129307][ T34] ? rcu_is_watching+0x16/0xd0 [ 53.129311][ T34] ? process_one_work+0xdfc/0x1560 [ 53.129313][ T34] process_one_work+0xe3e/0x1560 [ 53.129320][ T34] ? __queue_delayed_work+0x470/0x470 [ 53.129323][ T34] ? lock_acquire.part.0+0xd4/0x280 [ 53.129332][ T34] worker_thread+0x4f1/0xd60 [ 53.129340][ T34] ? rescuer_thread+0x1340/0x1340 [ 53.129342][ T34] kthread+0x367/0x460 [ 53.129345][ T34] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 53.129348][ T34] ? kthread_affine_preferred+0x4c0/0x4c0 [ 53.129355][ T34] ret_from_fork+0x474/0x6b0 [ 53.129359][ T34] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 53.129364][ T34] ? __switch_to+0x5a3/0xe00 [ 53.129367][ T34] ? kthread_affine_preferred+0x4c0/0x4c0 [ 53.129370][ T34] ret_from_fork_asm+0x11/0x20 [ 53.129380][ T34] [ 53.255480][ T10] tun4: deleting peer with id 13, reason 2 [ 53.383488][ T63] tun5: deleting peer with id 14, reason 2 [ 53.447452][ T10] tun6: deleting peer with id 15, reason 2