[ 212.214802][ C0] tun0: no available key for peer 3, key-id: 0
[ 212.299755][ C1] tun0: no available key for peer 4, key-id: 0
[ 212.370732][ C3] tun0: no available key for peer 5, key-id: 0
[ 230.183491][ T12] ------------[ cut here ]------------
[ 230.183747][ T12] WARNING: net/core/gro_cells.c:30 at gro_cells_receive+0x708/0xaa0, CPU#1: kworker/u16:0/12
[ 230.184038][ T12] Modules linked in: ovpn udp_tunnel ip6_udp_tunnel 8021q sch_netem
[ 230.184295][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Not tainted 7.0.0-virtme #1 PREEMPT(full)
[ 230.184546][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.184803][ T12] Workqueue: kstrp strp_work
[ 230.184956][ T12] RIP: 0010:gro_cells_receive+0x708/0xaa0
[ 230.185106][ T12] Code: 00 31 ff e8 ca cf de ff bb 01 00 00 00 e9 76 fa ff ff 65 8b 05 09 96 93 02 f6 c4 ff 74 0b a9 00 00 ff 00 0f 84 46 fc ff ff 90 <0f> 0b 90 e9 3d fc ff ff 48 8d 58 58 48 89 df e8 14 d1 e3 ff 84 c0
[ 230.185622][ T12] RSP: 0018:ffa00000000c78d8 EFLAGS: 00010246
[ 230.185799][ T12] RAX: 0000000080000000 RBX: ff11000013a991c0 RCX: 1ffffffff1653b38
[ 230.186008][ T12] RDX: 0000000000000000 RSI: ffffffff89e6ed40 RDI: ff1100001a9c90c8
[ 230.186219][ T12] RBP: ff1100001a9c9000 R08: 0000000000000000 R09: 0000000000000001
[ 230.186432][ T12] R10: 0000000000000001 R11: 0000000000000001 R12: ff1100001a9c9de0
[ 230.186652][ T12] R13: 0000000000000034 R14: 0000000000000058 R15: ff11000013a99274
[ 230.186863][ T12] FS: 0000000000000000(0000) GS:ff110000a299a000(0000) knlGS:0000000000000000
[ 230.187125][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 230.187313][ T12] CR2: 00007f4474d79f78 CR3: 000000000d99c002 CR4: 0000000000771ef0
[ 230.187596][ T12] PKRU: 55555554
[ 230.187711][ T12] Call Trace:
[ 230.187820][ T12]
[ 230.187893][ T12] ovpn_decrypt_post+0xc19/0x19b0 [ovpn]
[ 230.188041][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.188181][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[ 230.188359][ T12] ? __copy_skb_header+0xb7/0x510
[ 230.188499][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 230.188640][ T12] ? __skb_send_sock+0x840/0xa70
[ 230.188779][ T12] __strp_recv+0x20f/0x1c30
[ 230.188920][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 230.189094][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.189237][ T12] ? strp_process+0xb0/0xb0
[ 230.189380][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 230.189525][ T12] strp_read_sock+0x20f/0x2b0
[ 230.189671][ T12] ? strp_stop+0x50/0x50
[ 230.189776][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 230.189919][ T12] ? lockdep_hardirqs_on+0x8c/0x130
[ 230.190061][ T12] ? __local_bh_enable_ip+0xa5/0x140
[ 230.190201][ T12] strp_work+0x9f/0xe0
[ 230.190306][ T12] process_one_work+0xdf5/0x1410
[ 230.190453][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 230.190598][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 230.190741][ T12] worker_thread+0x4f1/0xd60
[ 230.190885][ T12] ? rescuer_thread+0x1320/0x1320
[ 230.191021][ T12] kthread+0x364/0x460
[ 230.191124][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 230.191295][ T12] ? kthread_affine_node+0x330/0x330
[ 230.191440][ T12] ret_from_fork+0x474/0x6b0
[ 230.191582][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 230.191762][ T12] ? __switch_to+0x5a3/0xe00
[ 230.191902][ T12] ? kthread_affine_node+0x330/0x330
[ 230.192041][ T12] ret_from_fork_asm+0x11/0x20
[ 230.192189][ T12]
[ 230.192294][ T12] irq event stamp: 1606311
[ 230.192435][ T12] hardirqs last enabled at (1606319): [] __up_console_sem+0x5a/0x70
[ 230.192686][ T12] hardirqs last disabled at (1606328): [] __up_console_sem+0x3f/0x70
[ 230.192924][ T12] softirqs last enabled at (1606094): [] handle_softirqs+0x60d/0x930
[ 230.193166][ T12] softirqs last disabled at (1606089): [] __irq_exit_rcu+0x103/0x1c0
[ 230.193416][ T12] ---[ end trace 0000000000000000 ]---
[ 230.193567][ T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[ 230.193799][ T12] caller is gro_cells_receive+0x37c/0xaa0
[ 230.193933][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.0.0-virtme #1 PREEMPT(full)
[ 230.193937][ T12] Tainted: [W]=WARN
[ 230.193937][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.193939][ T12] Workqueue: kstrp strp_work
[ 230.193941][ T12] Call Trace:
[ 230.193942][ T12]
[ 230.193943][ T12] dump_stack_lvl+0x6f/0xa0
[ 230.193947][ T12] check_preemption_disabled+0xdb/0xf0
[ 230.193949][ T12] gro_cells_receive+0x37c/0xaa0
[ 230.193952][ T12] ovpn_decrypt_post+0xc19/0x19b0 [ovpn]
[ 230.193960][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.193963][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[ 230.193966][ T12] ? __copy_skb_header+0xb7/0x510
[ 230.193969][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 230.193972][ T12] ? __skb_send_sock+0x840/0xa70
[ 230.193976][ T12] __strp_recv+0x20f/0x1c30
[ 230.193980][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 230.193983][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.193986][ T12] ? strp_process+0xb0/0xb0
[ 230.193988][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 230.193993][ T12] strp_read_sock+0x20f/0x2b0
[ 230.193996][ T12] ? strp_stop+0x50/0x50
[ 230.193997][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 230.194001][ T12] ? lockdep_hardirqs_on+0x8c/0x130
[ 230.194002][ T12] ? __local_bh_enable_ip+0xa5/0x140
[ 230.194005][ T12] strp_work+0x9f/0xe0
[ 230.194007][ T12] process_one_work+0xdf5/0x1410
[ 230.194012][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 230.194014][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 230.194021][ T12] worker_thread+0x4f1/0xd60
[ 230.194027][ T12] ? rescuer_thread+0x1320/0x1320
[ 230.194028][ T12] kthread+0x364/0x460
[ 230.194030][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 230.194031][ T12] ? kthread_affine_node+0x330/0x330
[ 230.194033][ T12] ret_from_fork+0x474/0x6b0
[ 230.194036][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 230.194040][ T12] ? __switch_to+0x5a3/0xe00
[ 230.194041][ T12] ? kthread_affine_node+0x330/0x330
[ 230.194044][ T12] ret_from_fork_asm+0x11/0x20
[ 230.194051][ T12]
[ 230.194053][ T12]
[ 230.197251][ T12] ================================
[ 230.197335][ T12] WARNING: inconsistent lock state
[ 230.197414][ T12] 7.0.0-virtme #1 Tainted: G W
[ 230.197514][ T12] --------------------------------
[ 230.197593][ T12] inconsistent {IN-SOFTIRQ-W} -> {SOFTIRQ-ON-W} usage.
[ 230.197690][ T12] kworker/u16:0/12 [HC0[0]:SC0[0]:HE1:SE1] takes:
[ 230.197793][ T12] ffd1ffffffc8ba30 (&cell->bh_lock){+.?.}-{3:3}, at: gro_cells_receive+0x3c6/0xaa0
[ 230.197937][ T12] {IN-SOFTIRQ-W} state was registered at:
[ 230.198020][ T12] __lock_acquire+0x378/0xc10
[ 230.198103][ T12] lock_acquire.part.0+0xbc/0x260
[ 230.198181][ T12] gro_cells_receive+0x3dc/0xaa0
[ 230.198258][ T12] ovpn_decrypt_post+0xc19/0x19b0 [ovpn]
[ 230.198346][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.198427][ T12] __strp_recv+0x20f/0x1c30
[ 230.198504][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.198581][ T12] strp_read_sock+0x20f/0x2b0
[ 230.198662][ T12] strp_data_ready+0x18e/0x2c0
[ 230.198744][ T12] ovpn_tcp_data_ready+0xf1/0x3a0 [ovpn]
[ 230.198825][ T12] tcp_data_queue+0xd04/0x1f80
[ 230.198908][ T12] tcp_rcv_established+0x610/0x3a30
[ 230.198988][ T12] tcp_v4_do_rcv+0x41a/0xb30
[ 230.199069][ T12] tcp_v4_rcv+0x1d35/0x2a30
[ 230.199146][ T12] ip_protocol_deliver_rcu+0x82/0x350
[ 230.199228][ T12] ip_local_deliver_finish+0x388/0x620
[ 230.199309][ T12] ip_local_deliver+0x18c/0x4d0
[ 230.199395][ T12] ip_rcv+0xdc/0x3d0
[ 230.199453][ T12] __netif_receive_skb_one_core+0xfc/0x180
[ 230.199552][ T12] process_backlog+0x2bc/0x1490
[ 230.199630][ T12] __napi_poll+0xa3/0x3a0
[ 230.199710][ T12] net_rx_action+0x513/0xf50
[ 230.199790][ T12] handle_softirqs+0x1d8/0x930
[ 230.199872][ T12] do_softirq+0xa9/0xe0
[ 230.199931][ T12] __local_bh_enable_ip+0x113/0x140
[ 230.200011][ T12] __dev_queue_xmit+0x976/0x1b70
[ 230.200089][ T12] ip_finish_output2+0x5b9/0x1bc0
[ 230.200168][ T12] ip_output+0x1c1/0x660
[ 230.200228][ T12] ip_push_pending_frames+0xf6/0x250
[ 230.200306][ T12] raw_sendmsg+0x11f0/0x1af0
[ 230.200388][ T12] __sys_sendto+0x2c9/0x400
[ 230.200467][ T12] __x64_sys_sendto+0xe4/0x1f0
[ 230.200545][ T12] do_syscall_64+0x117/0xfc0
[ 230.200626][ T12] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 230.200731][ T12] irq event stamp: 1606383
[ 230.200809][ T12] hardirqs last enabled at (1606383): [] dump_stack_lvl+0x86/0xa0
[ 230.200988][ T12] hardirqs last disabled at (1606382): [] dump_stack_lvl+0x2e/0xa0
[ 230.201130][ T12] softirqs last enabled at (1606094): [] handle_softirqs+0x60d/0x930
[ 230.201267][ T12] softirqs last disabled at (1606089): [] __irq_exit_rcu+0x103/0x1c0
[ 230.201451][ T12]
[ 230.201451][ T12] other info that might help us debug this:
[ 230.201567][ T12] Possible unsafe locking scenario:
[ 230.201567][ T12]
[ 230.201725][ T12] CPU0
[ 230.201787][ T12] ----
[ 230.201847][ T12] lock(&cell->bh_lock);
[ 230.201911][ T12]
[ 230.201974][ T12] lock(&cell->bh_lock);
[ 230.202091][ T12]
[ 230.202091][ T12] *** DEADLOCK ***
[ 230.202091][ T12]
[ 230.202206][ T12] 4 locks held by kworker/u16:0/12:
[ 230.202287][ T12] #0: ff11000008d54d40 ((wq_completion)kstrp){+.+.}-{0:0}, at: process_one_work+0xd52/0x1410
[ 230.202490][ T12] #1: ffa00000000c7d10 ((work_completion)(&strp->work)){+.+.}-{0:0}, at: process_one_work+0xdb4/0x1410
[ 230.202646][ T12] #2: ff1100000ccd1010 (sk_lock-AF_INET){+.+.}-{0:0}, at: strp_work+0x40/0xe0
[ 230.202826][ T12] #3: ffffffff8a9882a0 (rcu_read_lock){....}-{1:3}, at: gro_cells_receive+0x51/0xaa0
[ 230.202966][ T12]
[ 230.202966][ T12] stack backtrace:
[ 230.203068][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.0.0-virtme #1 PREEMPT(full)
[ 230.203070][ T12] Tainted: [W]=WARN
[ 230.203071][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.203072][ T12] Workqueue: kstrp strp_work
[ 230.203073][ T12] Call Trace:
[ 230.203074][ T12]
[ 230.203075][ T12] dump_stack_lvl+0x6f/0xa0
[ 230.203077][ T12] print_usage_bug.part.0.cold+0xa9/0xb7
[ 230.203080][ T12] ? filter_irq_stacks+0xd0/0xd0
[ 230.203082][ T12] mark_lock_irq+0x4e3/0x9c0
[ 230.203084][ T12] ? is_bpf_text_address+0x68/0x110
[ 230.203087][ T12] ? save_trace+0x68/0x280
[ 230.203090][ T12] mark_lock+0x1d7/0xa00
[ 230.203091][ T12] mark_usage+0x105/0x170
[ 230.203093][ T12] __lock_acquire+0x378/0xc10
[ 230.203095][ T12] lock_acquire.part.0+0xbc/0x260
[ 230.203097][ T12] ? gro_cells_receive+0x3c6/0xaa0
[ 230.203099][ T12] ? rcu_is_watching+0x15/0xd0
[ 230.203100][ T12] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160
[ 230.203102][ T12] ? lock_acquire+0x134/0x160
[ 230.203104][ T12] gro_cells_receive+0x3dc/0xaa0
[ 230.203105][ T12] ? gro_cells_receive+0x3c6/0xaa0
[ 230.203107][ T12] ovpn_decrypt_post+0xc19/0x19b0 [ovpn]
[ 230.203110][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.203113][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[ 230.203116][ T12] ? __copy_skb_header+0xb7/0x510
[ 230.203117][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 230.203120][ T12] ? __skb_send_sock+0x840/0xa70
[ 230.203122][ T12] __strp_recv+0x20f/0x1c30
[ 230.203124][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 230.203126][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.203127][ T12] ? strp_process+0xb0/0xb0
[ 230.203129][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 230.203131][ T12] strp_read_sock+0x20f/0x2b0
[ 230.203132][ T12] ? strp_stop+0x50/0x50
[ 230.203133][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 230.203136][ T12] ? lockdep_hardirqs_on+0x8c/0x130
[ 230.203137][ T12] ? __local_bh_enable_ip+0xa5/0x140
[ 230.203139][ T12] strp_work+0x9f/0xe0
[ 230.203140][ T12] process_one_work+0xdf5/0x1410
[ 230.203142][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 230.203144][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 230.203147][ T12] worker_thread+0x4f1/0xd60
[ 230.203149][ T12] ? rescuer_thread+0x1320/0x1320
[ 230.203150][ T12] kthread+0x364/0x460
[ 230.203151][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 230.203153][ T12] ? kthread_affine_node+0x330/0x330
[ 230.203154][ T12] ret_from_fork+0x474/0x6b0
[ 230.203156][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 230.203158][ T12] ? __switch_to+0x5a3/0xe00
[ 230.203160][ T12] ? kthread_affine_node+0x330/0x330
[ 230.203161][ T12] ret_from_fork_asm+0x11/0x20
[ 230.203164][ T12]
[ 230.207885][ T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[ 230.208015][ T12] caller is gro_cells_receive+0x496/0xaa0
[ 230.208090][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.0.0-virtme #1 PREEMPT(full)
[ 230.208092][ T12] Tainted: [W]=WARN
[ 230.208093][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.208093][ T12] Workqueue: kstrp strp_work
[ 230.208095][ T12] Call Trace:
[ 230.208095][ T12]
[ 230.208096][ T12] dump_stack_lvl+0x6f/0xa0
[ 230.208098][ T12] check_preemption_disabled+0xdb/0xf0
[ 230.208100][ T12] gro_cells_receive+0x496/0xaa0
[ 230.208102][ T12] ovpn_decrypt_post+0xc19/0x19b0 [ovpn]
[ 230.208105][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.208108][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[ 230.208110][ T12] ? __copy_skb_header+0xb7/0x510
[ 230.208112][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 230.208114][ T12] ? __skb_send_sock+0x840/0xa70
[ 230.208116][ T12] __strp_recv+0x20f/0x1c30
[ 230.208118][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 230.208120][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.208122][ T12] ? strp_process+0xb0/0xb0
[ 230.208123][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 230.208125][ T12] strp_read_sock+0x20f/0x2b0
[ 230.208127][ T12] ? strp_stop+0x50/0x50
[ 230.208128][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 230.208130][ T12] ? lockdep_hardirqs_on+0x8c/0x130
[ 230.208131][ T12] ? __local_bh_enable_ip+0xa5/0x140
[ 230.208133][ T12] strp_work+0x9f/0xe0
[ 230.208134][ T12] process_one_work+0xdf5/0x1410
[ 230.208137][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 230.208138][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 230.208141][ T12] worker_thread+0x4f1/0xd60
[ 230.208143][ T12] ? rescuer_thread+0x1320/0x1320
[ 230.208144][ T12] kthread+0x364/0x460
[ 230.208145][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 230.208147][ T12] ? kthread_affine_node+0x330/0x330
[ 230.208148][ T12] ret_from_fork+0x474/0x6b0
[ 230.208150][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 230.208152][ T12] ? __switch_to+0x5a3/0xe00
[ 230.208153][ T12] ? kthread_affine_node+0x330/0x330
[ 230.208154][ T12] ret_from_fork_asm+0x11/0x20
[ 230.208157][ T12]
[ 230.208160][ T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[ 230.211570][ T12] caller is gro_cells_receive+0x5eb/0xaa0
[ 230.211649][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.0.0-virtme #1 PREEMPT(full)
[ 230.211651][ T12] Tainted: [W]=WARN
[ 230.211651][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.211651][ T12] Workqueue: kstrp strp_work
[ 230.211653][ T12] Call Trace:
[ 230.211653][ T12]
[ 230.211654][ T12] dump_stack_lvl+0x6f/0xa0
[ 230.211656][ T12] check_preemption_disabled+0xdb/0xf0
[ 230.211658][ T12] gro_cells_receive+0x5eb/0xaa0
[ 230.211659][ T12] ovpn_decrypt_post+0xc19/0x19b0 [ovpn]
[ 230.211663][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.211665][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[ 230.211668][ T12] ? __copy_skb_header+0xb7/0x510
[ 230.211670][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 230.211672][ T12] ? __skb_send_sock+0x840/0xa70
[ 230.211674][ T12] __strp_recv+0x20f/0x1c30
[ 230.211676][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 230.211678][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.211679][ T12] ? strp_process+0xb0/0xb0
[ 230.211681][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 230.211683][ T12] strp_read_sock+0x20f/0x2b0
[ 230.211685][ T12] ? strp_stop+0x50/0x50
[ 230.211686][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 230.211688][ T12] ? lockdep_hardirqs_on+0x8c/0x130
[ 230.211689][ T12] ? __local_bh_enable_ip+0xa5/0x140
[ 230.211691][ T12] strp_work+0x9f/0xe0
[ 230.211692][ T12] process_one_work+0xdf5/0x1410
[ 230.211695][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 230.211696][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 230.211699][ T12] worker_thread+0x4f1/0xd60
[ 230.211701][ T12] ? rescuer_thread+0x1320/0x1320
[ 230.211702][ T12] kthread+0x364/0x460
[ 230.211703][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 230.211705][ T12] ? kthread_affine_node+0x330/0x330
[ 230.211706][ T12] ret_from_fork+0x474/0x6b0
[ 230.211708][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 230.211710][ T12] ? __switch_to+0x5a3/0xe00
[ 230.211711][ T12] ? kthread_affine_node+0x330/0x330
[ 230.211712][ T12] ret_from_fork_asm+0x11/0x20
[ 230.211715][ T12]
[ 230.211721][ T12] BUG: using smp_processor_id() in preemptible [00000000] code: kworker/u16:0/12
[ 230.215159][ T12] caller is ovpn_decrypt_post+0xcbe/0x19b0 [ovpn]
[ 230.215257][ T12] CPU: 1 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.0.0-virtme #1 PREEMPT(full)
[ 230.215258][ T12] Tainted: [W]=WARN
[ 230.215259][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 230.215259][ T12] Workqueue: kstrp strp_work
[ 230.215261][ T12] Call Trace:
[ 230.215261][ T12]
[ 230.215262][ T12] dump_stack_lvl+0x6f/0xa0
[ 230.215264][ T12] check_preemption_disabled+0xdb/0xf0
[ 230.215266][ T12] ovpn_decrypt_post+0xcbe/0x19b0 [ovpn]
[ 230.215269][ T12] ovpn_tcp_rcv+0x279/0x910 [ovpn]
[ 230.215272][ T12] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn]
[ 230.215274][ T12] ? __copy_skb_header+0xb7/0x510
[ 230.215276][ T12] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn]
[ 230.215278][ T12] ? __skb_send_sock+0x840/0xa70
[ 230.215281][ T12] __strp_recv+0x20f/0x1c30
[ 230.215282][ T12] ? rcu_lockdep_current_cpu_online+0x39/0x1b0
[ 230.215284][ T12] __tcp_read_sock+0x1c7/0x850
[ 230.215286][ T12] ? strp_process+0xb0/0xb0
[ 230.215287][ T12] ? tcp_cleanup_rbuf+0x1c0/0x1c0
[ 230.215290][ T12] strp_read_sock+0x20f/0x2b0
[ 230.215291][ T12] ? strp_stop+0x50/0x50
[ 230.215292][ T12] ? __lock_release.isra.0+0x6b/0x1a0
[ 230.215294][ T12] ? lockdep_hardirqs_on+0x8c/0x130
[ 230.215295][ T12] ? __local_bh_enable_ip+0xa5/0x140
[ 230.215297][ T12] strp_work+0x9f/0xe0
[ 230.215298][ T12] process_one_work+0xdf5/0x1410
[ 230.215301][ T12] ? pwq_dec_nr_in_flight+0x710/0x710
[ 230.215302][ T12] ? lock_acquire.part.0+0xbc/0x260
[ 230.215305][ T12] worker_thread+0x4f1/0xd60
[ 230.215307][ T12] ? rescuer_thread+0x1320/0x1320
[ 230.215309][ T12] kthread+0x364/0x460
[ 230.215310][ T12] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 230.215311][ T12] ? kthread_affine_node+0x330/0x330
[ 230.215312][ T12] ret_from_fork+0x474/0x6b0
[ 230.215314][ T12] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 230.215316][ T12] ? __switch_to+0x5a3/0xe00
[ 230.215317][ T12] ? kthread_affine_node+0x330/0x330
[ 230.215319][ T12] ret_from_fork_asm+0x11/0x20
[ 230.215323][ T12]
[ 230.390626][ T2402] iperf3 (2402) used greatest stack depth: 22656 bytes left
[ 231.571864][ T2496] tun0: deleting peer with id 1, reason 1
[ 231.636158][ T2500] tun1: deleting peer with id 1, reason 1
[ 234.144219][ T2548] tun0: deleting peer with id 2, reason 1
[ 234.203468][ T2552] tun2: deleting peer with id 2, reason 1
[ 239.838609][ T65] tun0: deleting peer with id 4, reason 2
[ 239.838911][ T65] tun0: deleting peer with id 3, reason 2
[ 239.839108][ T65] tun0: deleting peer with id 5, reason 2
[ 239.839294][ T65] tun0: deleting peer with id 6, reason 2
[ 244.958647][ T34] tun4: deleting peer with id 4, reason 2
[ 244.958950][ T202] tun3: deleting peer with id 3, reason 2
[ 245.022629][ T9] tun5: deleting peer with id 5, reason 2
[ 245.086613][ T9] tun6: deleting peer with id 6, reason 2