[ 16.879706][ T300] ip (300) used greatest stack depth: 24304 bytes left [ 16.879723][ T300] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.879725][ T300] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 300, name: ip [ 16.879727][ T300] preempt_count: 2, expected: 0 [ 16.879728][ T300] RCU nest depth: 0, expected: 0 [ 16.879729][ T300] locks held by ip/300: 5, last CPU#0: [ 16.879731][ T300] #0: ffffffffbae127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 16.879742][ T300] #1: ffffffffbaf79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.879749][ T300] #2: ffffffffbaf79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.879753][ T300] #3: ffffffffbae99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.879757][ T300] #4: ffffffffbae99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.879761][ T300] irq event stamp: 47262 [ 16.879762][ T300] hardirqs last enabled at (47261): [] __down_trylock_console_sem+0x86/0xa0 [ 16.879764][ T300] hardirqs last disabled at (47262): [] console_emit_next_record+0x3d4/0x4c0 [ 16.879766][ T300] softirqs last enabled at (47016): [] handle_softirqs+0x67c/0x900 [ 16.879769][ T300] softirqs last disabled at (47009): [] __irq_exit_rcu+0x145/0x1c0 [ 16.879771][ T300] Preemption disabled at: [ 16.879772][ T300] [<0000000000000000>] 0x0 [ 16.879779][ T300] CPU: 0 UID: 0 PID: 300 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.879783][ T300] Tainted: [W]=WARN [ 16.879784][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.879785][ T300] Call Trace: [ 16.879787][ T300] [ 16.879788][ T300] dump_stack_lvl+0x6f/0xa0 [ 16.879795][ T300] __might_resched.cold+0x1fe/0x2c1 [ 16.879800][ T300] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.879804][ T300] ? __kmalloc_noprof+0xdb/0x760 [ 16.879809][ T300] __kmalloc_noprof+0x443/0x760 [ 16.879811][ T300] ? alloc_buf.isra.0+0x4b/0x260 [ 16.879817][ T300] ? do_raw_spin_unlock+0x59/0x250 [ 16.879820][ T300] alloc_buf.isra.0+0x4b/0x260 [ 16.879823][ T300] put_chars+0x1e1/0x2f0 [ 16.879827][ T300] ? __send_to_port+0x420/0x420 [ 16.879828][ T300] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.879833][ T300] ? validate_chain+0x38b/0xc20 [ 16.879838][ T300] hvc_console_print+0x292/0x780 [ 16.879845][ T300] ? hvc_write+0x3a0/0x3a0 [ 16.879848][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.879850][ T300] ? lock_acquire+0x13c/0x160 [ 16.879854][ T300] console_emit_next_record+0x22f/0x4c0 [ 16.879858][ T300] ? devkmsg_read+0x4b0/0x4b0 [ 16.879860][ T300] ? console_flush_one_record+0x106/0x710 [ 16.879863][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.879866][ T300] ? lock_acquire+0x13c/0x160 [ 16.879870][ T300] console_flush_one_record+0x46f/0x710 [ 16.879874][ T300] ? console_emit_next_record+0x4c0/0x4c0 [ 16.879876][ T300] ? __lock_acquire+0x518/0xc20 [ 16.879881][ T300] console_unlock+0xee/0x1f0 [ 16.879884][ T300] ? console_flush_one_record+0x710/0x710 [ 16.879886][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.879888][ T300] ? lock_acquire+0x60/0x160 [ 16.879892][ T300] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.879893][ T300] ? vprintk_emit+0x320/0x3e0 [ 16.879897][ T300] vprintk_emit+0x37c/0x3e0 [ 16.879901][ T300] ? wake_up_klogd_work_func+0x90/0x90 [ 16.879904][ T300] ? __lock_acquire+0x518/0xc20 [ 16.879908][ T300] _printk+0xc7/0x100 [ 16.879911][ T300] ? snapshot_read.cold+0x21/0x21 [ 16.879914][ T300] ? do_raw_spin_lock+0x131/0x280 [ 16.879917][ T300] ? __rwlock_init+0x150/0x150 [ 16.879921][ T300] ? do_raw_spin_lock+0x131/0x280 [ 16.879923][ T300] do_exit.cold+0x82/0x9c [ 16.879927][ T300] ? exit_notify+0x890/0x890 [ 16.879929][ T300] ? __lock_release.isra.0+0x69/0x1a0 [ 16.879931][ T300] ? rcu_is_watching+0x16/0xd0 [ 16.879936][ T300] do_group_exit+0xb8/0x370 [ 16.879938][ T300] __x64_sys_exit_group+0x3c/0x50 [ 16.879940][ T300] x64_sys_call+0x1567/0x1570 [ 16.879943][ T300] do_syscall_64+0xff/0x530 [ 16.879947][ T300] ? exc_page_fault+0xee/0x100 [ 16.879950][ T300] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.879952][ T300] RIP: 0033:0x7f78c464d1b8 [ 16.879955][ T300] Code: Unable to access opcode bytes at 0x7f78c464d18e. [ 16.879956][ T300] RSP: 002b:00007ffd4ce98a38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.879959][ T300] RAX: ffffffffffffffda RBX: 00007f78c477df88 RCX: 00007f78c464d1b8 [ 16.879960][ T300] RDX: 00007f78c4397fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.879961][ T300] RBP: 00007ffd4ce98a90 R08: 0000000000000000 R09: 0000000000000000 [ 16.879962][ T300] R10: 00007ffd4ce98850 R11: 0000000000000246 R12: 0000000000000001 [ 16.879963][ T300] R13: 0000000000000000 R14: 00007f78c477c680 R15: 00007f78c477dfa0 [ 16.879970][ T300] [ 25.224508][ C2] tun0: no available key for peer 2, key-id: 0 [ 25.224560][ C2] [ 25.224562][ C2] ======================================================== [ 25.224563][ C2] WARNING: possible irq lock inversion dependency detected [ 25.224566][ C2] 7.2.0-virtme #1 Tainted: G W [ 25.224568][ C2] -------------------------------------------------------- [ 25.224569][ C2] kworker/u16:0/12 just changed the state of lock: [ 25.224571][ C2] ffffffffbae99660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 25.224586][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 25.224588][ C2] (fs_reclaim){+.+.}-{0:0} [ 25.224591][ C2] [ 25.224591][ C2] [ 25.224591][ C2] and interrupts could create inverse lock ordering between them. [ 25.224591][ C2] [ 25.224592][ C2] [ 25.224592][ C2] other info that might help us debug this: [ 25.224593][ C2] Possible interrupt unsafe locking scenario: [ 25.224593][ C2] [ 25.224594][ C2] CPU0 CPU1 [ 25.224595][ C2] ---- ---- [ 25.224596][ C2] lock(fs_reclaim); [ 25.224597][ C2] local_irq_disable(); [ 25.224598][ C2] lock(console_owner); [ 25.224600][ C2] lock(fs_reclaim); [ 25.224601][ C2] [ 25.224602][ C2] lock(console_owner); [ 25.224604][ C2] [ 25.224604][ C2] *** DEADLOCK *** [ 25.224604][ C2] [ 25.224605][ C2] locks held by kworker/u16:0/12: 11, last CPU#2: [ 25.224607][ C2] #0: ff11000008dc1d40 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 25.224614][ C2] #1: ffa00000000c7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 25.224620][ C2] #2: ffffffffbb6e3740 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 25.224628][ C2] #3: ffffffffbaf90b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 25.224634][ C2] #4: ffffffffbaf90b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 25.224639][ C2] #5: ffffffffbaf90b00 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x3f1/0x14c0 [ 25.224646][ C2] #6: ffffffffbaf90b00 (rcu_read_lock){....}-{1:3}, at: ip_local_deliver_finish+0x2ba/0x610 [ 25.224653][ C2] #7: ff11000020d03818 (slock-AF_INET/1){+.-.}-{3:3}, at: tcp_v4_rcv+0x1a81/0x2b70 [ 25.224661][ C2] #8: ffffffffbaf90b00 (rcu_read_lock){....}-{1:3}, at: ovpn_tcp_data_ready+0x62/0x390 [ovpn] [ 25.224672][ C2] #9: ffffffffbaf79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 25.224677][ C2] #10: ffffffffbaf79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 25.224683][ C2] [ 25.224683][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 25.224690][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 25.224694][ C2] HARDIRQ-ON-W at: [ 25.224696][ C2] __lock_acquire+0x388/0xc20 [ 25.224700][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.224702][ C2] fs_reclaim_acquire+0xd5/0x120 [ 25.224706][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 25.224709][ C2] kthread_create_worker_on_node+0xea/0x210 [ 25.224712][ C2] workqueue_init+0x2a/0x680 [ 25.224717][ C2] kernel_init_freeable+0x2fe/0x630 [ 25.224720][ C2] kernel_init+0x21/0x150 [ 25.224724][ C2] ret_from_fork+0x474/0x6b0 [ 25.224727][ C2] ret_from_fork_asm+0x11/0x20 [ 25.224731][ C2] SOFTIRQ-ON-W at: [ 25.224732][ C2] __lock_acquire+0x388/0xc20 [ 25.224735][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.224737][ C2] fs_reclaim_acquire+0xd5/0x120 [ 25.224739][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 25.224741][ C2] kthread_create_worker_on_node+0xea/0x210 [ 25.224743][ C2] workqueue_init+0x2a/0x680 [ 25.224745][ C2] kernel_init_freeable+0x2fe/0x630 [ 25.224747][ C2] kernel_init+0x21/0x150 [ 25.224749][ C2] ret_from_fork+0x474/0x6b0 [ 25.224751][ C2] ret_from_fork_asm+0x11/0x20 [ 25.224753][ C2] INITIAL USE at: [ 25.224754][ C2] __lock_acquire+0x388/0xc20 [ 25.224756][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.224758][ C2] fs_reclaim_acquire+0xd5/0x120 [ 25.224760][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 25.224762][ C2] kthread_create_worker_on_node+0xea/0x210 [ 25.224764][ C2] workqueue_init+0x2a/0x680 [ 25.224766][ C2] kernel_init_freeable+0x2fe/0x630 [ 25.224768][ C2] kernel_init+0x21/0x150 [ 25.224770][ C2] ret_from_fork+0x474/0x6b0 [ 25.224772][ C2] ret_from_fork_asm+0x11/0x20 [ 25.224774][ C2] } [ 25.224775][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 25.224779][ C2] ... acquired at: [ 25.224780][ C2] __lock_acquire+0x518/0xc20 [ 25.224782][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.224784][ C2] fs_reclaim_acquire+0xd5/0x120 [ 25.224786][ C2] __kmalloc_noprof+0xd3/0x760 [ 25.224788][ C2] alloc_buf.isra.0+0x4b/0x260 [ 25.224792][ C2] put_chars+0x1e1/0x2f0 [ 25.224794][ C2] hvc_console_print+0x292/0x780 [ 25.224797][ C2] console_emit_next_record+0x22f/0x4c0 [ 25.224800][ C2] console_flush_one_record+0x46f/0x710 [ 25.224802][ C2] console_unlock+0xee/0x1f0 [ 25.224804][ C2] vprintk_emit+0x37c/0x3e0 [ 25.224807][ C2] _printk+0xc7/0x100 [ 25.224811][ C2] dm_interface_init+0x50/0x60 [ 25.224814][ C2] dm_init+0x51/0xd0 [ 25.224817][ C2] do_one_initcall+0x124/0x4f0 [ 25.224819][ C2] kernel_init_freeable+0x596/0x630 [ 25.224821][ C2] kernel_init+0x21/0x150 [ 25.224823][ C2] ret_from_fork+0x474/0x6b0 [ 25.224825][ C2] ret_from_fork_asm+0x11/0x20 [ 25.224827][ C2] [ 25.224828][ C2] -> (console_owner){..-.}-{0:0} { [ 25.224831][ C2] IN-SOFTIRQ-W at: [ 25.224832][ C2] __lock_acquire+0x388/0xc20 [ 25.224834][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.224836][ C2] console_lock_spinning_enable+0x5c/0x60 [ 25.224839][ C2] console_emit_next_record+0x1d1/0x4c0 [ 25.224841][ C2] console_flush_one_record+0x46f/0x710 [ 25.224843][ C2] console_unlock+0xee/0x1f0 [ 25.224846][ C2] vprintk_emit+0x37c/0x3e0 [ 25.224848][ C2] _printk+0xc7/0x100 [ 25.224850][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 25.224855][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 25.224859][ C2] __strp_recv+0x20f/0x1c20 [ 25.224863][ C2] __tcp_read_sock+0x1c7/0x850 [ 25.224867][ C2] strp_read_sock+0x20f/0x2b0 [ 25.224869][ C2] strp_data_ready+0x18e/0x2c0 [ 25.224872][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 25.224876][ C2] tcp_rcv_established+0x1e1d/0x3910 [ 25.224879][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 25.224881][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 25.224883][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 25.224886][ C2] ip_local_deliver_finish+0x36f/0x610 [ 25.224888][ C2] ip_local_deliver+0x184/0x4c0 [ 25.224890][ C2] ip_rcv+0xdc/0x3d0 [ 25.224892][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 25.224894][ C2] process_backlog+0x431/0x14c0 [ 25.224897][ C2] __napi_poll+0xa7/0x3b0 [ 25.224899][ C2] net_rx_action+0x513/0xf50 [ 25.224902][ C2] handle_softirqs+0x1d3/0x900 [ 25.224905][ C2] do_softirq+0xac/0xe0 [ 25.224907][ C2] __local_bh_enable_ip+0x118/0x150 [ 25.224909][ C2] __dev_queue_xmit+0x979/0x1b80 [ 25.224911][ C2] ip6_finish_output2+0x423/0x12a0 [ 25.224914][ C2] ip6_finish_output+0x646/0xda0 [ 25.224916][ C2] ip6_output+0x23f/0x7f0 [ 25.224918][ C2] ndisc_send_skb+0xba3/0x1520 [ 25.224919][ C2] addrconf_dad_completed+0x37e/0xe10 [ 25.224922][ C2] addrconf_dad_begin+0x2e1/0x540 [ 25.224925][ C2] addrconf_dad_work+0x170/0x930 [ 25.224927][ C2] process_one_work+0xe3e/0x1560 [ 25.224930][ C2] worker_thread+0x4f1/0xd60 [ 25.224932][ C2] kthread+0x367/0x460 [ 25.224934][ C2] ret_from_fork+0x474/0x6b0 [ 25.224936][ C2] ret_from_fork_asm+0x11/0x20 [ 25.224938][ C2] INITIAL USE at: [ 25.224940][ C2] } [ 25.224940][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 25.224945][ C2] ... acquired at: [ 25.224946][ C2] mark_lock+0x1d7/0xa00 [ 25.224948][ C2] mark_usage+0x42/0x170 [ 25.224950][ C2] __lock_acquire+0x388/0xc20 [ 25.224952][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.224954][ C2] console_lock_spinning_enable+0x5c/0x60 [ 25.224956][ C2] console_emit_next_record+0x1d1/0x4c0 [ 25.224958][ C2] console_flush_one_record+0x46f/0x710 [ 25.224961][ C2] console_unlock+0xee/0x1f0 [ 25.224963][ C2] vprintk_emit+0x37c/0x3e0 [ 25.224965][ C2] _printk+0xc7/0x100 [ 25.224967][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 25.224971][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 25.224975][ C2] __strp_recv+0x20f/0x1c20 [ 25.224978][ C2] __tcp_read_sock+0x1c7/0x850 [ 25.224980][ C2] strp_read_sock+0x20f/0x2b0 [ 25.224982][ C2] strp_data_ready+0x18e/0x2c0 [ 25.224985][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 25.224989][ C2] tcp_rcv_established+0x1e1d/0x3910 [ 25.224991][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 25.224993][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 25.224995][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 25.224997][ C2] ip_local_deliver_finish+0x36f/0x610 [ 25.224999][ C2] ip_local_deliver+0x184/0x4c0 [ 25.225001][ C2] ip_rcv+0xdc/0x3d0 [ 25.225003][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 25.225006][ C2] process_backlog+0x431/0x14c0 [ 25.225008][ C2] __napi_poll+0xa7/0x3b0 [ 25.225011][ C2] net_rx_action+0x513/0xf50 [ 25.225013][ C2] handle_softirqs+0x1d3/0x900 [ 25.225015][ C2] do_softirq+0xac/0xe0 [ 25.225017][ C2] __local_bh_enable_ip+0x118/0x150 [ 25.225019][ C2] __dev_queue_xmit+0x979/0x1b80 [ 25.225021][ C2] ip6_finish_output2+0x423/0x12a0 [ 25.225023][ C2] ip6_finish_output+0x646/0xda0 [ 25.225025][ C2] ip6_output+0x23f/0x7f0 [ 25.225027][ C2] ndisc_send_skb+0xba3/0x1520 [ 25.225029][ C2] addrconf_dad_completed+0x37e/0xe10 [ 25.225031][ C2] addrconf_dad_begin+0x2e1/0x540 [ 25.225034][ C2] addrconf_dad_work+0x170/0x930 [ 25.225036][ C2] process_one_work+0xe3e/0x1560 [ 25.225038][ C2] worker_thread+0x4f1/0xd60 [ 25.225041][ C2] kthread+0x367/0x460 [ 25.225043][ C2] ret_from_fork+0x474/0x6b0 [ 25.225044][ C2] ret_from_fork_asm+0x11/0x20 [ 25.225046][ C2] [ 25.225047][ C2] [ 25.225047][ C2] stack backtrace: [ 25.225051][ C2] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.225055][ C2] Tainted: [W]=WARN [ 25.225056][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.225064][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 25.225068][ C2] Call Trace: [ 25.225070][ C2] [ 25.225072][ C2] dump_stack_lvl+0x6f/0xa0 [ 25.225078][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 25.225081][ C2] mark_lock_irq+0x989/0x9c0 [ 25.225086][ C2] mark_lock+0x1d7/0xa00 [ 25.225089][ C2] mark_usage+0x42/0x170 [ 25.225091][ C2] __lock_acquire+0x388/0xc20 [ 25.225095][ C2] lock_acquire.part.0+0xd4/0x280 [ 25.225097][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 25.225101][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225105][ C2] ? lock_acquire+0x13c/0x160 [ 25.225108][ C2] console_lock_spinning_enable+0x5c/0x60 [ 25.225111][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 25.225113][ C2] console_emit_next_record+0x1d1/0x4c0 [ 25.225117][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 25.225119][ C2] ? console_flush_one_record+0x106/0x710 [ 25.225122][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225125][ C2] ? lock_acquire+0x13c/0x160 [ 25.225128][ C2] console_flush_one_record+0x46f/0x710 [ 25.225131][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 25.225134][ C2] ? __lock_acquire+0x518/0xc20 [ 25.225138][ C2] console_unlock+0xee/0x1f0 [ 25.225140][ C2] ? console_flush_one_record+0x710/0x710 [ 25.225143][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225146][ C2] ? lock_acquire+0x60/0x160 [ 25.225149][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.225151][ C2] ? vprintk_emit+0x320/0x3e0 [ 25.225155][ C2] vprintk_emit+0x37c/0x3e0 [ 25.225158][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 25.225161][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225165][ C2] _printk+0xc7/0x100 [ 25.225167][ C2] ? snapshot_read.cold+0x21/0x21 [ 25.225170][ C2] ? ___ratelimit+0x4e7/0xa00 [ 25.225174][ C2] ? ovpn_netdev_write+0x730/0x730 [ovpn] [ 25.225180][ C2] ? idr_get_free+0x830/0x830 [ 25.225184][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 25.225189][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 25.225194][ C2] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 25.225199][ C2] ? __copy_skb_header+0xb7/0x510 [ 25.225203][ C2] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 25.225207][ C2] ? sock_queue_err_skb+0xb0/0x680 [ 25.225211][ C2] __strp_recv+0x20f/0x1c20 [ 25.225216][ C2] __tcp_read_sock+0x1c7/0x850 [ 25.225218][ C2] ? strp_process+0xb0/0xb0 [ 25.225221][ C2] ? __tcp_transmit_skb+0x1b6e/0x3c10 [ 25.225224][ C2] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 25.225227][ C2] ? mark_usage+0x61/0x170 [ 25.225230][ C2] strp_read_sock+0x20f/0x2b0 [ 25.225233][ C2] ? strp_stop+0x50/0x50 [ 25.225236][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225239][ C2] ? lock_acquire+0x13c/0x160 [ 25.225242][ C2] strp_data_ready+0x18e/0x2c0 [ 25.225245][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 25.225250][ C2] tcp_rcv_established+0x1e1d/0x3910 [ 25.225254][ C2] ? __tcp_check_space+0x600/0x600 [ 25.225257][ C2] ? tcp_v4_rcv+0x1a81/0x2b70 [ 25.225259][ C2] ? do_raw_spin_lock+0x131/0x280 [ 25.225263][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 25.225266][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 25.225270][ C2] ? mark_usage+0x61/0x170 [ 25.225273][ C2] ? tcp_add_backlog+0x1e30/0x1e30 [ 25.225277][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225280][ C2] ? ip_local_deliver_finish+0x2ba/0x610 [ 25.225284][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 25.225287][ C2] ? process_backlog+0x3f1/0x14c0 [ 25.225290][ C2] ip_local_deliver_finish+0x36f/0x610 [ 25.225293][ C2] ip_local_deliver+0x184/0x4c0 [ 25.225295][ C2] ? ip_local_deliver_finish+0x610/0x610 [ 25.225298][ C2] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 25.225302][ C2] ? process_backlog+0x3f1/0x14c0 [ 25.225304][ C2] ip_rcv+0xdc/0x3d0 [ 25.225307][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 25.225310][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225313][ C2] ? mark_usage+0x61/0x170 [ 25.225315][ C2] ? __lock_acquire+0x518/0xc20 [ 25.225317][ C2] ? trace_raw_output_rcu_invoke_kfree_bulk_callback+0x57/0x130 [ 25.225321][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 25.225324][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225327][ C2] ? process_backlog+0x3f1/0x14c0 [ 25.225329][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 25.225333][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225336][ C2] process_backlog+0x431/0x14c0 [ 25.225341][ C2] __napi_poll+0xa7/0x3b0 [ 25.225348][ C2] net_rx_action+0x513/0xf50 [ 25.225352][ C2] ? trace_rcu_grace_period+0xd0/0x2b0 [ 25.225354][ C2] ? __napi_poll+0x3b0/0x3b0 [ 25.225357][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225362][ C2] ? clockevents_program_event+0x307/0x7e0 [ 25.225366][ C2] ? mark_held_locks+0x40/0x70 [ 25.225368][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225371][ C2] ? mark_held_locks+0x40/0x70 [ 25.225374][ C2] handle_softirqs+0x1d3/0x900 [ 25.225377][ C2] ? _local_bh_enable+0xc0/0xc0 [ 25.225379][ C2] ? _local_bh_enable+0xc0/0xc0 [ 25.225382][ C2] ? __dev_queue_xmit+0x964/0x1b80 [ 25.225385][ C2] do_softirq+0xac/0xe0 [ 25.225387][ C2] [ 25.225388][ C2] [ 25.225389][ C2] __local_bh_enable_ip+0x118/0x150 [ 25.225392][ C2] __dev_queue_xmit+0x979/0x1b80 [ 25.225395][ C2] ? __lock_acquire+0x518/0xc20 [ 25.225398][ C2] ? do_ipv6_getsockopt+0x1a30/0x2e80 [ 25.225401][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 25.225404][ C2] ? find_held_lock+0x2b/0x80 [ 25.225407][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225409][ C2] ? __rwlock_init+0x150/0x150 [ 25.225411][ C2] ? mark_held_locks+0x40/0x70 [ 25.225414][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 25.225417][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.225419][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.225421][ C2] ? ___neigh_create+0x811/0x1070 [ 25.225426][ C2] ip6_finish_output2+0x423/0x12a0 [ 25.225430][ C2] ? ip6_dst_lookup+0x80/0x80 [ 25.225432][ C2] ? find_held_lock+0x2b/0x80 [ 25.225435][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225438][ C2] ? ip6_mtu+0x15d/0x310 [ 25.225441][ C2] ip6_finish_output+0x646/0xda0 [ 25.225445][ C2] ip6_output+0x23f/0x7f0 [ 25.225448][ C2] ? ip6_finish_output+0xda0/0xda0 [ 25.225450][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225453][ C2] ? find_held_lock+0x2b/0x80 [ 25.225455][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225457][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.225461][ C2] ndisc_send_skb+0xba3/0x1520 [ 25.225464][ C2] ? ndisc_recv_na+0xea0/0xea0 [ 25.225468][ C2] ? ndisc_alloc_skb+0x2da/0x490 [ 25.225470][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.225473][ C2] addrconf_dad_completed+0x37e/0xe10 [ 25.225477][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225480][ C2] ? addrconf_rs_timer+0x770/0x770 [ 25.225483][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225485][ C2] ? __rwlock_init+0x150/0x150 [ 25.225487][ C2] ? mark_held_locks+0x40/0x70 [ 25.225490][ C2] ? addrconf_dad_begin+0x2e1/0x540 [ 25.225493][ C2] addrconf_dad_begin+0x2e1/0x540 [ 25.225496][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225499][ C2] ? addrconf_dad_completed+0xe10/0xe10 [ 25.225501][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225503][ C2] ? __rwlock_init+0x150/0x150 [ 25.225506][ C2] ? mark_held_locks+0x40/0x70 [ 25.225509][ C2] addrconf_dad_work+0x170/0x930 [ 25.225513][ C2] ? addrconf_dad_begin+0x540/0x540 [ 25.225516][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225518][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225521][ C2] ? lock_acquire+0x13c/0x160 [ 25.225523][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225526][ C2] process_one_work+0xe3e/0x1560 [ 25.225531][ C2] ? __queue_delayed_work+0x470/0x470 [ 25.225534][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225539][ C2] worker_thread+0x4f1/0xd60 [ 25.225543][ C2] ? rescuer_thread+0x1340/0x1340 [ 25.225546][ C2] kthread+0x367/0x460 [ 25.225548][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.225552][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 25.225554][ C2] ret_from_fork+0x474/0x6b0 [ 25.225557][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 25.225560][ C2] ? __switch_to+0x5a3/0xe00 [ 25.225564][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 25.225567][ C2] ret_from_fork_asm+0x11/0x20 [ 25.225572][ C2] [ 25.225577][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 25.225579][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 25.225581][ C2] preempt_count: 103, expected: 0 [ 25.225583][ C2] RCU nest depth: 5, expected: 0 [ 25.225584][ C2] INFO: lockdep is turned off. [ 25.225585][ C2] irq event stamp: 20111 [ 25.225586][ C2] hardirqs last enabled at (20110): [] __down_trylock_console_sem+0x86/0xa0 [ 25.225589][ C2] hardirqs last disabled at (20111): [] console_emit_next_record+0x3d4/0x4c0 [ 25.225592][ C2] softirqs last enabled at (19992): [] __dev_queue_xmit+0x964/0x1b80 [ 25.225595][ C2] softirqs last disabled at (19993): [] do_softirq+0xac/0xe0 [ 25.225597][ C2] Preemption disabled at: [ 25.225598][ C2] [] __dev_queue_xmit+0x204/0x1b80 [ 25.225603][ C2] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 25.225606][ C2] Tainted: [W]=WARN [ 25.225607][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.225608][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 25.225612][ C2] Call Trace: [ 25.225613][ C2] [ 25.225614][ C2] dump_stack_lvl+0x6f/0xa0 [ 25.225617][ C2] ? __dev_queue_xmit+0x204/0x1b80 [ 25.225620][ C2] __might_resched.cold+0x1fe/0x2c1 [ 25.225624][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 25.225628][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225631][ C2] __kmalloc_noprof+0x443/0x760 [ 25.225634][ C2] ? __rwlock_init+0x150/0x150 [ 25.225637][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 25.225640][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 25.225643][ C2] alloc_buf.isra.0+0x4b/0x260 [ 25.225646][ C2] put_chars+0x1e1/0x2f0 [ 25.225649][ C2] ? __send_to_port+0x420/0x420 [ 25.225653][ C2] hvc_console_print+0x292/0x780 [ 25.225656][ C2] ? __lock_acquire+0x388/0xc20 [ 25.225660][ C2] ? hvc_write+0x3a0/0x3a0 [ 25.225663][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225666][ C2] ? lock_acquire+0x13c/0x160 [ 25.225669][ C2] console_emit_next_record+0x22f/0x4c0 [ 25.225673][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 25.225675][ C2] ? console_flush_one_record+0x106/0x710 [ 25.225678][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225681][ C2] ? lock_acquire+0x13c/0x160 [ 25.225684][ C2] console_flush_one_record+0x46f/0x710 [ 25.225687][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 25.225690][ C2] ? __lock_acquire+0x518/0xc20 [ 25.225693][ C2] console_unlock+0xee/0x1f0 [ 25.225696][ C2] ? console_flush_one_record+0x710/0x710 [ 25.225699][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225701][ C2] ? lock_acquire+0x60/0x160 [ 25.225704][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 25.225707][ C2] ? vprintk_emit+0x320/0x3e0 [ 25.225710][ C2] vprintk_emit+0x37c/0x3e0 [ 25.225713][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 25.225716][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225720][ C2] _printk+0xc7/0x100 [ 25.225722][ C2] ? snapshot_read.cold+0x21/0x21 [ 25.225725][ C2] ? ___ratelimit+0x4e7/0xa00 [ 25.225728][ C2] ? ovpn_netdev_write+0x730/0x730 [ovpn] [ 25.225733][ C2] ? idr_get_free+0x830/0x830 [ 25.225737][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 25.225742][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 25.225747][ C2] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 25.225752][ C2] ? __copy_skb_header+0xb7/0x510 [ 25.225755][ C2] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 25.225759][ C2] ? sock_queue_err_skb+0xb0/0x680 [ 25.225763][ C2] __strp_recv+0x20f/0x1c20 [ 25.225768][ C2] __tcp_read_sock+0x1c7/0x850 [ 25.225771][ C2] ? strp_process+0xb0/0xb0 [ 25.225774][ C2] ? __tcp_transmit_skb+0x1b6e/0x3c10 [ 25.225776][ C2] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 25.225779][ C2] ? mark_usage+0x61/0x170 [ 25.225782][ C2] strp_read_sock+0x20f/0x2b0 [ 25.225786][ C2] ? strp_stop+0x50/0x50 [ 25.225789][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225792][ C2] ? lock_acquire+0x13c/0x160 [ 25.225794][ C2] strp_data_ready+0x18e/0x2c0 [ 25.225797][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 25.225802][ C2] tcp_rcv_established+0x1e1d/0x3910 [ 25.225807][ C2] ? __tcp_check_space+0x600/0x600 [ 25.225809][ C2] ? tcp_v4_rcv+0x1a81/0x2b70 [ 25.225812][ C2] ? do_raw_spin_lock+0x131/0x280 [ 25.225815][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 25.225819][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 25.225823][ C2] ? mark_usage+0x61/0x170 [ 25.225825][ C2] ? tcp_add_backlog+0x1e30/0x1e30 [ 25.225829][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225831][ C2] ? ip_local_deliver_finish+0x2ba/0x610 [ 25.225834][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 25.225837][ C2] ? process_backlog+0x3f1/0x14c0 [ 25.225840][ C2] ip_local_deliver_finish+0x36f/0x610 [ 25.225843][ C2] ip_local_deliver+0x184/0x4c0 [ 25.225845][ C2] ? ip_local_deliver_finish+0x610/0x610 [ 25.225848][ C2] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 25.225852][ C2] ? process_backlog+0x3f1/0x14c0 [ 25.225854][ C2] ip_rcv+0xdc/0x3d0 [ 25.225857][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 25.225859][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225862][ C2] ? mark_usage+0x61/0x170 [ 25.225865][ C2] ? __lock_acquire+0x518/0xc20 [ 25.225867][ C2] ? trace_raw_output_rcu_invoke_kfree_bulk_callback+0x57/0x130 [ 25.225870][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 25.225873][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225875][ C2] ? process_backlog+0x3f1/0x14c0 [ 25.225878][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 25.225881][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225885][ C2] process_backlog+0x431/0x14c0 [ 25.225889][ C2] __napi_poll+0xa7/0x3b0 [ 25.225892][ C2] net_rx_action+0x513/0xf50 [ 25.225896][ C2] ? trace_rcu_grace_period+0xd0/0x2b0 [ 25.225899][ C2] ? __napi_poll+0x3b0/0x3b0 [ 25.225902][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225907][ C2] ? clockevents_program_event+0x307/0x7e0 [ 25.225910][ C2] ? mark_held_locks+0x40/0x70 [ 25.225912][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.225914][ C2] ? mark_held_locks+0x40/0x70 [ 25.225917][ C2] handle_softirqs+0x1d3/0x900 [ 25.225921][ C2] ? _local_bh_enable+0xc0/0xc0 [ 25.225923][ C2] ? _local_bh_enable+0xc0/0xc0 [ 25.225926][ C2] ? __dev_queue_xmit+0x964/0x1b80 [ 25.225929][ C2] do_softirq+0xac/0xe0 [ 25.225931][ C2] [ 25.225932][ C2] [ 25.225933][ C2] __local_bh_enable_ip+0x118/0x150 [ 25.225935][ C2] __dev_queue_xmit+0x979/0x1b80 [ 25.225939][ C2] ? __lock_acquire+0x518/0xc20 [ 25.225941][ C2] ? do_ipv6_getsockopt+0x1a30/0x2e80 [ 25.225944][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 25.225947][ C2] ? find_held_lock+0x2b/0x80 [ 25.225949][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225952][ C2] ? __rwlock_init+0x150/0x150 [ 25.225954][ C2] ? mark_held_locks+0x40/0x70 [ 25.225957][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 25.225959][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.225961][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.225963][ C2] ? ___neigh_create+0x811/0x1070 [ 25.225968][ C2] ip6_finish_output2+0x423/0x12a0 [ 25.225971][ C2] ? ip6_dst_lookup+0x80/0x80 [ 25.225974][ C2] ? find_held_lock+0x2b/0x80 [ 25.225976][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225979][ C2] ? ip6_mtu+0x15d/0x310 [ 25.225982][ C2] ip6_finish_output+0x646/0xda0 [ 25.225985][ C2] ip6_output+0x23f/0x7f0 [ 25.225988][ C2] ? ip6_finish_output+0xda0/0xda0 [ 25.225991][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.225993][ C2] ? find_held_lock+0x2b/0x80 [ 25.225995][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.225998][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.226001][ C2] ndisc_send_skb+0xba3/0x1520 [ 25.226004][ C2] ? ndisc_recv_na+0xea0/0xea0 [ 25.226008][ C2] ? ndisc_alloc_skb+0x2da/0x490 [ 25.226010][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 25.226013][ C2] addrconf_dad_completed+0x37e/0xe10 [ 25.226016][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.226019][ C2] ? addrconf_rs_timer+0x770/0x770 [ 25.226022][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.226024][ C2] ? __rwlock_init+0x150/0x150 [ 25.226027][ C2] ? mark_held_locks+0x40/0x70 [ 25.226030][ C2] ? addrconf_dad_begin+0x2e1/0x540 [ 25.226032][ C2] addrconf_dad_begin+0x2e1/0x540 [ 25.226035][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.226038][ C2] ? addrconf_dad_completed+0xe10/0xe10 [ 25.226040][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 25.226043][ C2] ? __rwlock_init+0x150/0x150 [ 25.226045][ C2] ? mark_held_locks+0x40/0x70 [ 25.226048][ C2] addrconf_dad_work+0x170/0x930 [ 25.226052][ C2] ? addrconf_dad_begin+0x540/0x540 [ 25.226055][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.226058][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.226066][ C2] ? lock_acquire+0x13c/0x160 [ 25.226068][ C2] ? rcu_is_watching+0x16/0xd0 [ 25.226071][ C2] process_one_work+0xe3e/0x1560 [ 25.226076][ C2] ? __queue_delayed_work+0x470/0x470 [ 25.226079][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 25.226084][ C2] worker_thread+0x4f1/0xd60 [ 25.226088][ C2] ? rescuer_thread+0x1340/0x1340 [ 25.226091][ C2] kthread+0x367/0x460 [ 25.226093][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 25.226096][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 25.226098][ C2] ret_from_fork+0x474/0x6b0 [ 25.226101][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 25.226104][ C2] ? __switch_to+0x5a3/0xe00 [ 25.226107][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 25.226110][ C2] ret_from_fork_asm+0x11/0x20 [ 25.226115][ C2] [ 25.448050][ C2] tun0: no available key for peer 3, key-id: 0 [ 25.536727][ C2] tun0: no available key for peer 4, key-id: 0 [ 25.626154][ C1] tun0: no available key for peer 5, key-id: 0 [ 34.786830][ T624] iperf3 (624) used greatest stack depth: 22744 bytes left [ 34.786851][ T624] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 34.786854][ T624] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 624, name: iperf3 [ 34.786856][ T624] preempt_count: 2, expected: 0 [ 34.786857][ T624] RCU nest depth: 0, expected: 0 [ 34.786859][ T624] INFO: lockdep is turned off. [ 34.786860][ T624] irq event stamp: 0 [ 34.786861][ T624] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 34.786867][ T624] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 34.786874][ T624] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 34.786877][ T624] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 34.786879][ T624] Preemption disabled at: [ 34.786880][ T624] [<0000000000000000>] 0x0 [ 34.786887][ T624] CPU: 0 UID: 0 PID: 624 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 34.786891][ T624] Tainted: [W]=WARN [ 34.786893][ T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.786895][ T624] Call Trace: [ 34.786897][ T624] [ 34.786899][ T624] dump_stack_lvl+0x6f/0xa0 [ 34.786905][ T624] __might_resched.cold+0x1fe/0x2c1 [ 34.786910][ T624] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 34.786915][ T624] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 34.786918][ T624] ? rcu_is_watching+0x16/0xd0 [ 34.786923][ T624] __kmalloc_noprof+0x443/0x760 [ 34.786928][ T624] ? __rwlock_init+0x150/0x150 [ 34.786931][ T624] ? alloc_buf.isra.0+0x4b/0x260 [ 34.786936][ T624] ? do_raw_spin_unlock+0x59/0x250 [ 34.786939][ T624] alloc_buf.isra.0+0x4b/0x260 [ 34.786942][ T624] put_chars+0x1e1/0x2f0 [ 34.786945][ T624] ? prb_final_commit+0x50/0x50 [ 34.786947][ T624] ? __send_to_port+0x420/0x420 [ 34.786950][ T624] ? printk_get_next_message+0x240/0x650 [ 34.786954][ T624] hvc_console_print+0x292/0x780 [ 34.786959][ T624] ? hvc_write+0x3a0/0x3a0 [ 34.786961][ T624] ? do_raw_spin_lock+0x131/0x280 [ 34.786964][ T624] ? vsnprintf+0x668/0x1700 [ 34.786968][ T624] ? __rwlock_init+0x150/0x150 [ 34.786970][ T624] ? rcu_is_watching+0x16/0xd0 [ 34.786973][ T624] ? lock_acquire+0x13c/0x160 [ 34.786976][ T624] console_emit_next_record+0x22f/0x4c0 [ 34.786980][ T624] ? devkmsg_read+0x4b0/0x4b0 [ 34.786983][ T624] ? rcu_is_watching+0x16/0xd0 [ 34.786985][ T624] ? rcu_is_watching+0x16/0xd0 [ 34.786987][ T624] ? rcu_is_watching+0x16/0xd0 [ 34.786990][ T624] ? lock_acquire+0x13c/0x160 [ 34.786993][ T624] ? console_flush_one_record+0x111/0x710 [ 34.786995][ T624] console_flush_one_record+0x46f/0x710 [ 34.786999][ T624] ? console_emit_next_record+0x4c0/0x4c0 [ 34.787003][ T624] console_unlock+0xee/0x1f0 [ 34.787005][ T624] ? lock_acquire+0x13c/0x160 [ 34.787007][ T624] ? console_flush_one_record+0x710/0x710 [ 34.787010][ T624] ? rcu_is_watching+0x16/0xd0 [ 34.787012][ T624] ? lock_release+0x184/0x1f0 [ 34.787015][ T624] ? lock_acquire+0x60/0x160 [ 34.787017][ T624] ? __rcu_read_lock+0x30/0x70 [ 34.787020][ T624] ? __down_trylock_console_sem+0x5e/0xa0 [ 34.787022][ T624] ? vprintk_emit+0x320/0x3e0 [ 34.787025][ T624] vprintk_emit+0x37c/0x3e0 [ 34.787029][ T624] ? wake_up_klogd_work_func+0x90/0x90 [ 34.787033][ T624] _printk+0xc7/0x100 [ 34.787037][ T624] ? snapshot_read.cold+0x21/0x21 [ 34.787039][ T624] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 34.787043][ T624] ? do_raw_spin_lock+0x131/0x280 [ 34.787045][ T624] ? __rwlock_init+0x150/0x150 [ 34.787048][ T624] ? do_raw_spin_lock+0x131/0x280 [ 34.787051][ T624] do_exit.cold+0x82/0x9c [ 34.787055][ T624] ? exit_notify+0x890/0x890 [ 34.787059][ T624] __x64_sys_exit+0x42/0x50 [ 34.787061][ T624] x64_sys_call+0x156c/0x1570 [ 34.787064][ T624] do_syscall_64+0xff/0x530 [ 34.787067][ T624] ? exc_page_fault+0xee/0x100 [ 34.787070][ T624] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 34.787073][ T624] RIP: 0033:0x7f7e8d7a3c49 [ 34.787076][ T624] Code: Unable to access opcode bytes at 0x7f7e8d7a3c1f. [ 34.787077][ T624] RSP: 002b:00007f7e8cf62e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 34.787081][ T624] RAX: ffffffffffffffda RBX: 00007f7e8cf636c0 RCX: 00007f7e8d7a3c49 [ 34.787083][ T624] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 34.787085][ T624] RBP: 00007f7e8cf62f70 R08: 0000000000000001 R09: 00007f7e8cf636c0 [ 34.787086][ T624] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f7e8c763000 [ 34.787088][ T624] R13: 00007ffe42e27040 R14: 0000000000000002 R15: 00007ffe42e27147 [ 34.787092][ T624] [ 36.379720][ T718] tun0: deleting peer with id 1, reason 1 [ 36.379736][ T718] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 36.379738][ T718] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 718, name: ovpn-cli [ 36.379739][ T718] preempt_count: 202, expected: 0 [ 36.379740][ T718] RCU nest depth: 0, expected: 0 [ 36.379741][ T718] INFO: lockdep is turned off. [ 36.379742][ T718] irq event stamp: 0 [ 36.379743][ T718] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 36.379747][ T718] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 36.379754][ T718] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 36.379755][ T718] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 36.379757][ T718] Preemption disabled at: [ 36.379758][ T718] [<0000000000000000>] 0x0 [ 36.379763][ T718] CPU: 2 UID: 0 PID: 718 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 36.379767][ T718] Tainted: [W]=WARN [ 36.379768][ T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.379770][ T718] Call Trace: [ 36.379771][ T718] [ 36.379773][ T718] dump_stack_lvl+0x6f/0xa0 [ 36.379778][ T718] __might_resched.cold+0x1fe/0x2c1 [ 36.379783][ T718] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 36.379787][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379791][ T718] __kmalloc_noprof+0x443/0x760 [ 36.379794][ T718] ? __rwlock_init+0x150/0x150 [ 36.379797][ T718] ? alloc_buf.isra.0+0x4b/0x260 [ 36.379802][ T718] ? do_raw_spin_unlock+0x59/0x250 [ 36.379804][ T718] alloc_buf.isra.0+0x4b/0x260 [ 36.379806][ T718] put_chars+0x1e1/0x2f0 [ 36.379808][ T718] ? __send_to_port+0x420/0x420 [ 36.379810][ T718] ? printk_get_next_message+0x240/0x650 [ 36.379814][ T718] hvc_console_print+0x292/0x780 [ 36.379817][ T718] ? hvc_write+0x3a0/0x3a0 [ 36.379819][ T718] ? __rwlock_init+0x150/0x150 [ 36.379821][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379823][ T718] ? lock_acquire+0x13c/0x160 [ 36.379825][ T718] console_emit_next_record+0x22f/0x4c0 [ 36.379828][ T718] ? devkmsg_read+0x4b0/0x4b0 [ 36.379830][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379831][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379833][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379835][ T718] ? lock_acquire+0x13c/0x160 [ 36.379837][ T718] ? console_flush_one_record+0x111/0x710 [ 36.379839][ T718] console_flush_one_record+0x46f/0x710 [ 36.379841][ T718] ? console_emit_next_record+0x4c0/0x4c0 [ 36.379844][ T718] console_unlock+0xee/0x1f0 [ 36.379846][ T718] ? lock_acquire+0x13c/0x160 [ 36.379847][ T718] ? console_flush_one_record+0x710/0x710 [ 36.379849][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379851][ T718] ? lock_release+0x184/0x1f0 [ 36.379852][ T718] ? lock_acquire+0x60/0x160 [ 36.379854][ T718] ? __rcu_read_lock+0x30/0x70 [ 36.379856][ T718] ? __down_trylock_console_sem+0x5e/0xa0 [ 36.379858][ T718] ? vprintk_emit+0x320/0x3e0 [ 36.379860][ T718] vprintk_emit+0x37c/0x3e0 [ 36.379862][ T718] ? wake_up_klogd_work_func+0x90/0x90 [ 36.379864][ T718] ? kernel_text_address+0x149/0x170 [ 36.379867][ T718] ? __kernel_text_address+0x12/0x30 [ 36.379868][ T718] ? write_profile+0xf0/0xf0 [ 36.379870][ T718] ? unwind_get_return_address+0x67/0xd0 [ 36.379873][ T718] _printk+0xc7/0x100 [ 36.379876][ T718] ? snapshot_read.cold+0x21/0x21 [ 36.379879][ T718] ? netdev_name+0x43/0x60 [ 36.379881][ T718] ? __netdev_printk+0x17f/0x1d0 [ 36.379883][ T718] netdev_info+0xe2/0x116 [ 36.379885][ T718] ? netdev_notice+0x120/0x120 [ 36.379886][ T718] ? ovpn_nl_pre_doit+0x44/0x90 [ovpn] [ 36.379894][ T718] ? __module_address+0x36/0x330 [ 36.379897][ T718] ? lock_acquire+0x13c/0x160 [ 36.379898][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379900][ T718] ? lock_release+0x184/0x1f0 [ 36.379902][ T718] ? ovpn_peer_get_by_id+0x38a/0x7a0 [ovpn] [ 36.379906][ T718] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 36.379910][ T718] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 36.379912][ T718] ? lock_acquire+0x13c/0x160 [ 36.379914][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379916][ T718] ? lock_release+0x184/0x1f0 [ 36.379918][ T718] ovpn_peer_remove+0x394/0x640 [ovpn] [ 36.379921][ T718] ? do_raw_spin_lock+0x131/0x280 [ 36.379923][ T718] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 36.379926][ T718] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 36.379929][ T718] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 36.379933][ T718] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 36.379936][ T718] ? trace_hardirqs_on+0x36/0x40 [ 36.379938][ T718] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 36.379941][ T718] ? ref_tracker_alloc+0x28d/0x430 [ 36.379946][ T718] ? lock_release+0x184/0x1f0 [ 36.379948][ T718] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 36.379951][ T718] genl_family_rcv_msg_doit+0x206/0x300 [ 36.379956][ T718] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 36.379958][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379961][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379963][ T718] ? cap_capable+0x1d7/0x3d0 [ 36.379966][ T718] ? write_profile+0xf0/0xf0 [ 36.379967][ T718] ? unwind_get_return_address+0x67/0xd0 [ 36.379969][ T718] genl_family_rcv_msg+0x3a4/0x640 [ 36.379972][ T718] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 36.379974][ T718] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 36.379976][ T718] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 36.379979][ T718] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 36.379981][ T718] ? filter_irq_stacks+0xd0/0xd0 [ 36.379983][ T718] ? stack_depot_save_flags+0x1bc/0x790 [ 36.379985][ T718] genl_rcv_msg+0xbb/0x160 [ 36.379988][ T718] netlink_rcv_skb+0x14e/0x3a0 [ 36.379990][ T718] ? genl_family_rcv_msg+0x640/0x640 [ 36.379992][ T718] ? netlink_ack+0xcf0/0xcf0 [ 36.379995][ T718] ? lock_acquire+0x13c/0x160 [ 36.379996][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.379998][ T718] ? lock_release+0x184/0x1f0 [ 36.380000][ T718] genl_rcv+0x28/0x40 [ 36.380002][ T718] netlink_unicast+0x486/0x750 [ 36.380004][ T718] ? netlink_attachskb+0x810/0x810 [ 36.380006][ T718] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 36.380007][ T718] ? trace_hardirqs_on+0x36/0x40 [ 36.380009][ T718] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 36.380012][ T718] netlink_sendmsg+0x735/0xc60 [ 36.380015][ T718] ? netlink_unicast+0x750/0x750 [ 36.380017][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.380019][ T718] ? lock_release+0x184/0x1f0 [ 36.380021][ T718] ____sys_sendmsg+0x415/0x880 [ 36.380024][ T718] ? copy_msghdr_from_user+0x279/0x420 [ 36.380026][ T718] ? get_timestamp.constprop.0+0x390/0x390 [ 36.380028][ T718] ? move_addr_to_kernel+0x40/0x40 [ 36.380031][ T718] ___sys_sendmsg+0x14e/0x1d0 [ 36.380033][ T718] ? copy_msghdr_from_user+0x420/0x420 [ 36.380034][ T718] ? kfree+0x22/0x590 [ 36.380039][ T718] __sys_sendmsg+0x12c/0x1d0 [ 36.380042][ T718] ? __sys_sendmsg_sock+0x20/0x20 [ 36.380044][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.380046][ T718] ? rcu_is_watching+0x16/0xd0 [ 36.380048][ T718] do_syscall_64+0xff/0x530 [ 36.380052][ T718] ? exc_page_fault+0xee/0x100 [ 36.380054][ T718] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.380056][ T718] RIP: 0033:0x7fdf4353f54e [ 36.380058][ T718] 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 [ 36.380060][ T718] RSP: 002b:00007ffd21215450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 36.380063][ T718] RAX: ffffffffffffffda RBX: 000000000b154130 RCX: 00007fdf4353f54e [ 36.380065][ T718] RDX: 0000000000000000 RSI: 00007ffd212154f0 RDI: 0000000000000005 [ 36.380066][ T718] RBP: 00007ffd21215460 R08: 0000000000000000 R09: 0000000000000000 [ 36.380067][ T718] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000b154200 [ 36.380068][ T718] R13: 00007ffd212154f0 R14: 000000000b155260 R15: 000000000040bda8 [ 36.380070][ T718] [ 36.494679][ T722] tun1: deleting peer with id 10, reason 1 [ 39.217024][ T770] tun0: deleting peer with id 2, reason 1 [ 39.217042][ T770] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.217045][ T770] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 770, name: ovpn-cli [ 39.217046][ T770] preempt_count: 202, expected: 0 [ 39.217048][ T770] RCU nest depth: 0, expected: 0 [ 39.217048][ T770] INFO: lockdep is turned off. [ 39.217049][ T770] irq event stamp: 0 [ 39.217050][ T770] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 39.217055][ T770] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 39.217062][ T770] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 39.217063][ T770] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 39.217065][ T770] Preemption disabled at: [ 39.217066][ T770] [<0000000000000000>] 0x0 [ 39.217071][ T770] CPU: 0 UID: 0 PID: 770 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.217074][ T770] Tainted: [W]=WARN [ 39.217075][ T770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.217077][ T770] Call Trace: [ 39.217079][ T770] [ 39.217080][ T770] dump_stack_lvl+0x6f/0xa0 [ 39.217086][ T770] __might_resched.cold+0x1fe/0x2c1 [ 39.217090][ T770] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.217094][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217098][ T770] __kmalloc_noprof+0x443/0x760 [ 39.217102][ T770] ? __rwlock_init+0x150/0x150 [ 39.217105][ T770] ? alloc_buf.isra.0+0x4b/0x260 [ 39.217109][ T770] ? do_raw_spin_unlock+0x59/0x250 [ 39.217111][ T770] alloc_buf.isra.0+0x4b/0x260 [ 39.217113][ T770] put_chars+0x1e1/0x2f0 [ 39.217115][ T770] ? __send_to_port+0x420/0x420 [ 39.217117][ T770] ? printk_get_next_message+0x240/0x650 [ 39.217120][ T770] hvc_console_print+0x292/0x780 [ 39.217124][ T770] ? hvc_write+0x3a0/0x3a0 [ 39.217126][ T770] ? __rwlock_init+0x150/0x150 [ 39.217127][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217129][ T770] ? lock_acquire+0x13c/0x160 [ 39.217137][ T770] console_emit_next_record+0x22f/0x4c0 [ 39.217140][ T770] ? devkmsg_read+0x4b0/0x4b0 [ 39.217142][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217144][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217145][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217147][ T770] ? lock_acquire+0x13c/0x160 [ 39.217149][ T770] ? console_flush_one_record+0x111/0x710 [ 39.217151][ T770] console_flush_one_record+0x46f/0x710 [ 39.217153][ T770] ? console_emit_next_record+0x4c0/0x4c0 [ 39.217156][ T770] console_unlock+0xee/0x1f0 [ 39.217158][ T770] ? lock_acquire+0x13c/0x160 [ 39.217159][ T770] ? console_flush_one_record+0x710/0x710 [ 39.217161][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217162][ T770] ? lock_release+0x184/0x1f0 [ 39.217164][ T770] ? lock_acquire+0x60/0x160 [ 39.217165][ T770] ? __rcu_read_lock+0x30/0x70 [ 39.217167][ T770] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.217169][ T770] ? vprintk_emit+0x320/0x3e0 [ 39.217171][ T770] vprintk_emit+0x37c/0x3e0 [ 39.217174][ T770] ? wake_up_klogd_work_func+0x90/0x90 [ 39.217175][ T770] ? kernel_text_address+0x149/0x170 [ 39.217178][ T770] ? __kernel_text_address+0x12/0x30 [ 39.217179][ T770] ? write_profile+0xf0/0xf0 [ 39.217182][ T770] ? unwind_get_return_address+0x67/0xd0 [ 39.217185][ T770] _printk+0xc7/0x100 [ 39.217188][ T770] ? snapshot_read.cold+0x21/0x21 [ 39.217190][ T770] ? netdev_name+0x43/0x60 [ 39.217192][ T770] ? __netdev_printk+0x17f/0x1d0 [ 39.217194][ T770] netdev_info+0xe2/0x116 [ 39.217196][ T770] ? netdev_notice+0x120/0x120 [ 39.217197][ T770] ? ovpn_nl_pre_doit+0x44/0x90 [ovpn] [ 39.217204][ T770] ? __module_address+0x36/0x330 [ 39.217207][ T770] ? lock_acquire+0x13c/0x160 [ 39.217208][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217210][ T770] ? lock_release+0x184/0x1f0 [ 39.217212][ T770] ? ovpn_peer_get_by_id+0x38a/0x7a0 [ovpn] [ 39.217215][ T770] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 39.217219][ T770] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 39.217222][ T770] ? lock_acquire+0x13c/0x160 [ 39.217223][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217225][ T770] ? lock_release+0x184/0x1f0 [ 39.217227][ T770] ovpn_peer_remove+0x394/0x640 [ovpn] [ 39.217230][ T770] ? do_raw_spin_lock+0x131/0x280 [ 39.217231][ T770] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 39.217235][ T770] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 39.217238][ T770] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 39.217241][ T770] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 39.217244][ T770] ? trace_hardirqs_on+0x36/0x40 [ 39.217247][ T770] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 39.217249][ T770] ? ref_tracker_alloc+0x28d/0x430 [ 39.217254][ T770] ? lock_release+0x184/0x1f0 [ 39.217256][ T770] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 39.217259][ T770] genl_family_rcv_msg_doit+0x206/0x300 [ 39.217264][ T770] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 39.217266][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217268][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217270][ T770] ? cap_capable+0x1d7/0x3d0 [ 39.217274][ T770] ? write_profile+0xf0/0xf0 [ 39.217275][ T770] ? unwind_get_return_address+0x67/0xd0 [ 39.217277][ T770] genl_family_rcv_msg+0x3a4/0x640 [ 39.217280][ T770] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 39.217282][ T770] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 39.217285][ T770] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 39.217287][ T770] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 39.217289][ T770] ? filter_irq_stacks+0xd0/0xd0 [ 39.217291][ T770] ? stack_depot_save_flags+0x1bc/0x790 [ 39.217293][ T770] genl_rcv_msg+0xbb/0x160 [ 39.217295][ T770] netlink_rcv_skb+0x14e/0x3a0 [ 39.217297][ T770] ? genl_family_rcv_msg+0x640/0x640 [ 39.217300][ T770] ? netlink_ack+0xcf0/0xcf0 [ 39.217302][ T770] ? lock_acquire+0x13c/0x160 [ 39.217304][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217306][ T770] ? lock_release+0x184/0x1f0 [ 39.217307][ T770] genl_rcv+0x28/0x40 [ 39.217309][ T770] netlink_unicast+0x486/0x750 [ 39.217312][ T770] ? netlink_attachskb+0x810/0x810 [ 39.217313][ T770] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.217315][ T770] ? trace_hardirqs_on+0x36/0x40 [ 39.217316][ T770] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 39.217320][ T770] netlink_sendmsg+0x735/0xc60 [ 39.217322][ T770] ? netlink_unicast+0x750/0x750 [ 39.217324][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217326][ T770] ? lock_release+0x184/0x1f0 [ 39.217328][ T770] ____sys_sendmsg+0x415/0x880 [ 39.217331][ T770] ? copy_msghdr_from_user+0x279/0x420 [ 39.217333][ T770] ? get_timestamp.constprop.0+0x390/0x390 [ 39.217335][ T770] ? move_addr_to_kernel+0x40/0x40 [ 39.217338][ T770] ___sys_sendmsg+0x14e/0x1d0 [ 39.217339][ T770] ? copy_msghdr_from_user+0x420/0x420 [ 39.217341][ T770] ? kfree+0x22/0x590 [ 39.217347][ T770] __sys_sendmsg+0x12c/0x1d0 [ 39.217350][ T770] ? __sys_sendmsg_sock+0x20/0x20 [ 39.217353][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217355][ T770] ? rcu_is_watching+0x16/0xd0 [ 39.217357][ T770] do_syscall_64+0xff/0x530 [ 39.217360][ T770] ? exc_page_fault+0xee/0x100 [ 39.217361][ T770] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 39.217364][ T770] RIP: 0033:0x7f10ea0c654e [ 39.217366][ T770] 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 [ 39.217368][ T770] RSP: 002b:00007ffda00e1ea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 39.217371][ T770] RAX: ffffffffffffffda RBX: 0000000037911130 RCX: 00007f10ea0c654e [ 39.217373][ T770] RDX: 0000000000000000 RSI: 00007ffda00e1f40 RDI: 0000000000000005 [ 39.217374][ T770] RBP: 00007ffda00e1eb0 R08: 0000000000000000 R09: 0000000000000000 [ 39.217375][ T770] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000037911200 [ 39.217376][ T770] R13: 00007ffda00e1f40 R14: 0000000037912260 R15: 000000000040bda8 [ 39.217378][ T770] [ 39.317497][ T774] tun2: deleting peer with id 11, reason 1 [ 44.129408][ T65] tun0: deleting peer with id 4, reason 2 [ 44.129429][ T65] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 44.129432][ T65] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 65, name: kworker/2:2 [ 44.129433][ T65] preempt_count: 202, expected: 0 [ 44.129434][ T65] RCU nest depth: 0, expected: 0 [ 44.129435][ T65] INFO: lockdep is turned off. [ 44.129437][ T65] irq event stamp: 11322 [ 44.129438][ T65] hardirqs last enabled at (11321): [] _raw_spin_unlock_irq+0x28/0x50 [ 44.129446][ T65] hardirqs last disabled at (11322): [] __schedule+0x1246/0x20e0 [ 44.129449][ T65] softirqs last enabled at (10568): [] handle_softirqs+0x67c/0x900 [ 44.129453][ T65] softirqs last disabled at (10529): [] do_softirq+0xac/0xe0 [ 44.129455][ T65] Preemption disabled at: [ 44.129456][ T65] [<0000000000000000>] 0x0 [ 44.129463][ T65] CPU: 2 UID: 0 PID: 65 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 44.129467][ T65] Tainted: [W]=WARN [ 44.129468][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.129470][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.129481][ T65] Call Trace: [ 44.129483][ T65] [ 44.129485][ T65] dump_stack_lvl+0x6f/0xa0 [ 44.129491][ T65] __might_resched.cold+0x1fe/0x2c1 [ 44.129495][ T65] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 44.129499][ T65] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 44.129501][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129505][ T65] __kmalloc_noprof+0x443/0x760 [ 44.129509][ T65] ? __rwlock_init+0x150/0x150 [ 44.129512][ T65] ? alloc_buf.isra.0+0x4b/0x260 [ 44.129516][ T65] ? do_raw_spin_unlock+0x59/0x250 [ 44.129517][ T65] alloc_buf.isra.0+0x4b/0x260 [ 44.129520][ T65] put_chars+0x1e1/0x2f0 [ 44.129522][ T65] ? prb_final_commit+0x50/0x50 [ 44.129524][ T65] ? __send_to_port+0x420/0x420 [ 44.129525][ T65] ? printk_get_next_message+0x240/0x650 [ 44.129529][ T65] hvc_console_print+0x292/0x780 [ 44.129533][ T65] ? hvc_write+0x3a0/0x3a0 [ 44.129534][ T65] ? do_raw_spin_lock+0x131/0x280 [ 44.129536][ T65] ? vsnprintf+0x527/0x1700 [ 44.129538][ T65] ? __rwlock_init+0x150/0x150 [ 44.129540][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129541][ T65] ? lock_acquire+0x13c/0x160 [ 44.129544][ T65] console_emit_next_record+0x22f/0x4c0 [ 44.129547][ T65] ? devkmsg_read+0x4b0/0x4b0 [ 44.129549][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129550][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129552][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129554][ T65] ? lock_acquire+0x13c/0x160 [ 44.129556][ T65] ? console_flush_one_record+0x111/0x710 [ 44.129558][ T65] console_flush_one_record+0x46f/0x710 [ 44.129560][ T65] ? console_emit_next_record+0x4c0/0x4c0 [ 44.129563][ T65] console_unlock+0xee/0x1f0 [ 44.129564][ T65] ? lock_acquire+0x13c/0x160 [ 44.129566][ T65] ? console_flush_one_record+0x710/0x710 [ 44.129568][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129569][ T65] ? lock_release+0x184/0x1f0 [ 44.129571][ T65] ? lock_acquire+0x60/0x160 [ 44.129573][ T65] ? __rcu_read_lock+0x30/0x70 [ 44.129575][ T65] ? __down_trylock_console_sem+0x5e/0xa0 [ 44.129577][ T65] ? vprintk_emit+0x320/0x3e0 [ 44.129579][ T65] vprintk_emit+0x37c/0x3e0 [ 44.129581][ T65] ? wake_up_klogd_work_func+0x90/0x90 [ 44.129583][ T65] ? ret_from_fork_asm+0x11/0x20 [ 44.129586][ T65] ? queued_spin_lock_slowpath+0x103/0xa60 [ 44.129587][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129589][ T65] ? stack_access_ok+0x1e0/0x1e0 [ 44.129592][ T65] _printk+0xc7/0x100 [ 44.129595][ T65] ? snapshot_read.cold+0x21/0x21 [ 44.129597][ T65] ? __add_to_free_list+0x81/0x5c0 [ 44.129599][ T65] ? __mod_zone_page_state+0xe1/0x190 [ 44.129602][ T65] ? netdev_name+0x43/0x60 [ 44.129605][ T65] ? __netdev_printk+0x17f/0x1d0 [ 44.129606][ T65] netdev_info+0xe2/0x116 [ 44.129608][ T65] ? netdev_notice+0x120/0x120 [ 44.129610][ T65] ? free_pcppages_bulk+0x363/0x6e0 [ 44.129612][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129614][ T65] ? trace_irq_enable.constprop.0+0x30/0x160 [ 44.129617][ T65] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 44.129622][ T65] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 44.129624][ T65] ? __rwlock_init+0x150/0x150 [ 44.129626][ T65] ? lock_acquire+0x13c/0x160 [ 44.129628][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129630][ T65] ovpn_peer_remove+0x394/0x640 [ovpn] [ 44.129634][ T65] ? do_raw_spin_lock+0x131/0x280 [ 44.129635][ T65] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 44.129638][ T65] ? __rwlock_init+0x150/0x150 [ 44.129640][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129642][ T65] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 44.129643][ T65] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 44.129645][ T65] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 44.129648][ T65] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 44.129650][ T65] ? __rwlock_init+0x150/0x150 [ 44.129653][ T65] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 44.129656][ T65] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 44.129659][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129661][ T65] ? lock_acquire+0x13c/0x160 [ 44.129662][ T65] ? rcu_is_watching+0x16/0xd0 [ 44.129665][ T65] process_one_work+0xe3e/0x1560 [ 44.129669][ T65] ? __queue_delayed_work+0x470/0x470 [ 44.129671][ T65] ? find_held_lock+0x2b/0x80 [ 44.129673][ T65] ? __rwlock_init+0x150/0x150 [ 44.129675][ T65] worker_thread+0x4f1/0xd60 [ 44.129678][ T65] ? rescuer_thread+0x1340/0x1340 [ 44.129680][ T65] ? __kthread_parkme+0xbd/0x210 [ 44.129682][ T65] ? rescuer_thread+0x1340/0x1340 [ 44.129684][ T65] ? rescuer_thread+0x1340/0x1340 [ 44.129686][ T65] kthread+0x367/0x460 [ 44.129688][ T65] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 44.129689][ T65] ? kthread_affine_preferred+0x4c0/0x4c0 [ 44.129691][ T65] ret_from_fork+0x474/0x6b0 [ 44.129694][ T65] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 44.129696][ T65] ? __switch_to+0x5a3/0xe00 [ 44.129698][ T65] ? kthread_affine_preferred+0x4c0/0x4c0 [ 44.129700][ T65] ret_from_fork_asm+0x11/0x20 [ 44.129704][ T65] [ 44.156470][ T65] tun0: deleting peer with id 3, reason 2 [ 44.156692][ T65] tun0: deleting peer with id 5, reason 2 [ 45.216394][ T65] tun0: deleting peer with id 6, reason 2 [ 45.216418][ T65] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 45.216422][ T65] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 65, name: kworker/2:2 [ 45.216424][ T65] preempt_count: 202, expected: 0 [ 45.216426][ T65] RCU nest depth: 0, expected: 0 [ 45.216428][ T65] INFO: lockdep is turned off. [ 45.216430][ T65] irq event stamp: 11322 [ 45.216431][ T65] hardirqs last enabled at (11321): [] _raw_spin_unlock_irq+0x28/0x50 [ 45.216442][ T65] hardirqs last disabled at (11322): [] __schedule+0x1246/0x20e0 [ 45.216445][ T65] softirqs last enabled at (10568): [] handle_softirqs+0x67c/0x900 [ 45.216450][ T65] softirqs last disabled at (10529): [] do_softirq+0xac/0xe0 [ 45.216454][ T65] Preemption disabled at: [ 45.216455][ T65] [<0000000000000000>] 0x0 [ 45.216464][ T65] CPU: 2 UID: 0 PID: 65 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 45.216468][ T65] Tainted: [W]=WARN [ 45.216470][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.216473][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 45.216484][ T65] Call Trace: [ 45.216486][ T65] [ 45.216489][ T65] dump_stack_lvl+0x6f/0xa0 [ 45.216496][ T65] __might_resched.cold+0x1fe/0x2c1 [ 45.216501][ T65] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 45.216505][ T65] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 45.216509][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216514][ T65] __kmalloc_noprof+0x443/0x760 [ 45.216519][ T65] ? __rwlock_init+0x150/0x150 [ 45.216523][ T65] ? alloc_buf.isra.0+0x4b/0x260 [ 45.216528][ T65] ? do_raw_spin_unlock+0x59/0x250 [ 45.216531][ T65] alloc_buf.isra.0+0x4b/0x260 [ 45.216534][ T65] put_chars+0x1e1/0x2f0 [ 45.216537][ T65] ? prb_final_commit+0x50/0x50 [ 45.216539][ T65] ? __send_to_port+0x420/0x420 [ 45.216542][ T65] ? printk_get_next_message+0x240/0x650 [ 45.216547][ T65] hvc_console_print+0x292/0x780 [ 45.216552][ T65] ? hvc_write+0x3a0/0x3a0 [ 45.216555][ T65] ? do_raw_spin_lock+0x131/0x280 [ 45.216557][ T65] ? vsnprintf+0x527/0x1700 [ 45.216560][ T65] ? __rwlock_init+0x150/0x150 [ 45.216562][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216565][ T65] ? lock_acquire+0x13c/0x160 [ 45.216569][ T65] console_emit_next_record+0x22f/0x4c0 [ 45.216572][ T65] ? devkmsg_read+0x4b0/0x4b0 [ 45.216575][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216578][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216581][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216584][ T65] ? lock_acquire+0x13c/0x160 [ 45.216587][ T65] ? console_flush_one_record+0x111/0x710 [ 45.216590][ T65] console_flush_one_record+0x46f/0x710 [ 45.216593][ T65] ? console_emit_next_record+0x4c0/0x4c0 [ 45.216597][ T65] console_unlock+0xee/0x1f0 [ 45.216600][ T65] ? lock_acquire+0x13c/0x160 [ 45.216602][ T65] ? console_flush_one_record+0x710/0x710 [ 45.216605][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216608][ T65] ? lock_release+0x184/0x1f0 [ 45.216610][ T65] ? lock_acquire+0x60/0x160 [ 45.216612][ T65] ? __rcu_read_lock+0x30/0x70 [ 45.216616][ T65] ? __down_trylock_console_sem+0x5e/0xa0 [ 45.216618][ T65] ? vprintk_emit+0x320/0x3e0 [ 45.216621][ T65] vprintk_emit+0x37c/0x3e0 [ 45.216625][ T65] ? wake_up_klogd_work_func+0x90/0x90 [ 45.216628][ T65] ? unwind_next_frame+0x69b/0x1ea0 [ 45.216631][ T65] ? ret_from_fork_asm+0x11/0x20 [ 45.216635][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216638][ T65] _printk+0xc7/0x100 [ 45.216642][ T65] ? snapshot_read.cold+0x21/0x21 [ 45.216645][ T65] ? __add_to_free_list+0x81/0x5c0 [ 45.216648][ T65] ? __mod_zone_page_state+0xe1/0x190 [ 45.216652][ T65] ? netdev_name+0x43/0x60 [ 45.216656][ T65] ? __netdev_printk+0x17f/0x1d0 [ 45.216659][ T65] netdev_info+0xe2/0x116 [ 45.216661][ T65] ? netdev_notice+0x120/0x120 [ 45.216664][ T65] ? free_pcppages_bulk+0x363/0x6e0 [ 45.216668][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216671][ T65] ? trace_irq_enable.constprop.0+0x30/0x160 [ 45.216675][ T65] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 45.216682][ T65] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 45.216686][ T65] ? __rwlock_init+0x150/0x150 [ 45.216689][ T65] ? worker_thread+0x4f6/0xd60 [ 45.216692][ T65] ? lock_acquire+0x13c/0x160 [ 45.216694][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216698][ T65] ovpn_peer_remove+0x394/0x640 [ovpn] [ 45.216703][ T65] ? do_raw_spin_lock+0x131/0x280 [ 45.216706][ T65] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 45.216711][ T65] ? __rwlock_init+0x150/0x150 [ 45.216713][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216716][ T65] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 45.216718][ T65] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 45.216721][ T65] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 45.216726][ T65] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 45.216731][ T65] ? __rwlock_init+0x150/0x150 [ 45.216734][ T65] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 45.216740][ T65] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 45.216745][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216747][ T65] ? lock_acquire+0x13c/0x160 [ 45.216750][ T65] ? rcu_is_watching+0x16/0xd0 [ 45.216753][ T65] process_one_work+0xe3e/0x1560 [ 45.216758][ T65] ? __queue_delayed_work+0x470/0x470 [ 45.216761][ T65] ? find_held_lock+0x2b/0x80 [ 45.216765][ T65] ? __rwlock_init+0x150/0x150 [ 45.216768][ T65] worker_thread+0x4f1/0xd60 [ 45.216772][ T65] ? rescuer_thread+0x1340/0x1340 [ 45.216775][ T65] ? __kthread_parkme+0xbd/0x210 [ 45.216778][ T65] ? rescuer_thread+0x1340/0x1340 [ 45.216781][ T65] ? rescuer_thread+0x1340/0x1340 [ 45.216784][ T65] kthread+0x367/0x460 [ 45.216787][ T65] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 45.216789][ T65] ? kthread_affine_preferred+0x4c0/0x4c0 [ 45.216792][ T65] ret_from_fork+0x474/0x6b0 [ 45.216796][ T65] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 45.216798][ T65] ? __switch_to+0x5a3/0xe00 [ 45.216802][ T65] ? kthread_affine_preferred+0x4c0/0x4c0 [ 45.216805][ T65] ret_from_fork_asm+0x11/0x20 [ 45.216810][ T65] [ 50.272454][ T10] tun3: deleting peer with id 12, reason 2 [ 50.272477][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 50.272481][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 50.272483][ T10] preempt_count: 202, expected: 0 [ 50.272484][ T10] RCU nest depth: 0, expected: 0 [ 50.272486][ T10] INFO: lockdep is turned off. [ 50.272487][ T10] irq event stamp: 21200 [ 50.272489][ T10] hardirqs last enabled at (21199): [] _raw_spin_unlock_irq+0x28/0x50 [ 50.272498][ T10] hardirqs last disabled at (21200): [] __schedule+0x1246/0x20e0 [ 50.272502][ T10] softirqs last enabled at (21050): [] handle_softirqs+0x67c/0x900 [ 50.272507][ T10] softirqs last disabled at (21043): [] __irq_exit_rcu+0x145/0x1c0 [ 50.272510][ T10] Preemption disabled at: [ 50.272511][ T10] [<0000000000000000>] 0x0 [ 50.272520][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 50.272525][ T10] Tainted: [W]=WARN [ 50.272527][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.272530][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 50.272540][ T10] Call Trace: [ 50.272542][ T10] [ 50.272544][ T10] dump_stack_lvl+0x6f/0xa0 [ 50.272550][ T10] __might_resched.cold+0x1fe/0x2c1 [ 50.272555][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 50.272559][ T10] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 50.272563][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272568][ T10] __kmalloc_noprof+0x443/0x760 [ 50.272572][ T10] ? __rwlock_init+0x150/0x150 [ 50.272576][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 50.272581][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 50.272583][ T10] alloc_buf.isra.0+0x4b/0x260 [ 50.272586][ T10] put_chars+0x1e1/0x2f0 [ 50.272589][ T10] ? prb_final_commit+0x50/0x50 [ 50.272592][ T10] ? __send_to_port+0x420/0x420 [ 50.272595][ T10] ? printk_get_next_message+0x240/0x650 [ 50.272599][ T10] hvc_console_print+0x292/0x780 [ 50.272605][ T10] ? hvc_write+0x3a0/0x3a0 [ 50.272607][ T10] ? do_raw_spin_lock+0x131/0x280 [ 50.272609][ T10] ? vsnprintf+0x527/0x1700 [ 50.272612][ T10] ? __rwlock_init+0x150/0x150 [ 50.272615][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272618][ T10] ? lock_acquire+0x13c/0x160 [ 50.272621][ T10] console_emit_next_record+0x22f/0x4c0 [ 50.272625][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 50.272628][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272631][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272633][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272635][ T10] ? lock_acquire+0x13c/0x160 [ 50.272639][ T10] ? console_flush_one_record+0x111/0x710 [ 50.272641][ T10] console_flush_one_record+0x46f/0x710 [ 50.272645][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 50.272649][ T10] console_unlock+0xee/0x1f0 [ 50.272651][ T10] ? lock_acquire+0x13c/0x160 [ 50.272654][ T10] ? console_flush_one_record+0x710/0x710 [ 50.272656][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272659][ T10] ? lock_release+0x184/0x1f0 [ 50.272661][ T10] ? lock_acquire+0x60/0x160 [ 50.272663][ T10] ? __rcu_read_lock+0x30/0x70 [ 50.272666][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 50.272669][ T10] ? vprintk_emit+0x320/0x3e0 [ 50.272672][ T10] vprintk_emit+0x37c/0x3e0 [ 50.272676][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 50.272678][ T10] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 50.272680][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272683][ T10] ? trace_sched_wakeup+0x9b/0x160 [ 50.272687][ T10] _printk+0xc7/0x100 [ 50.272691][ T10] ? snapshot_read.cold+0x21/0x21 [ 50.272693][ T10] ? try_to_wake_up+0x153/0x1130 [ 50.272696][ T10] ? select_fallback_rq+0x510/0x510 [ 50.272699][ T10] ? netdev_name+0x43/0x60 [ 50.272702][ T10] ? __netdev_printk+0x17f/0x1d0 [ 50.272705][ T10] netdev_info+0xe2/0x116 [ 50.272708][ T10] ? netdev_notice+0x120/0x120 [ 50.272710][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272714][ T10] ? __queue_work+0x3ab/0xd30 [ 50.272718][ T10] ? trace_irq_enable.constprop.0+0x30/0x160 [ 50.272722][ T10] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 50.272728][ T10] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 50.272732][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272735][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.272738][ T10] ovpn_peer_remove+0x394/0x640 [ovpn] [ 50.272744][ T10] ? do_raw_spin_lock+0x131/0x280 [ 50.272747][ T10] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 50.272752][ T10] ? __rwlock_init+0x150/0x150 [ 50.272754][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272757][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.272759][ T10] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 50.272762][ T10] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 50.272767][ T10] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 50.272771][ T10] ? __rwlock_init+0x150/0x150 [ 50.272775][ T10] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 50.272781][ T10] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 50.272785][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272788][ T10] ? lock_acquire+0x13c/0x160 [ 50.272790][ T10] ? rcu_is_watching+0x16/0xd0 [ 50.272794][ T10] ? process_one_work+0xdfc/0x1560 [ 50.272796][ T10] process_one_work+0xe3e/0x1560 [ 50.272801][ T10] ? __queue_delayed_work+0x470/0x470 [ 50.272804][ T10] ? find_held_lock+0x2b/0x80 [ 50.272807][ T10] ? __rwlock_init+0x150/0x150 [ 50.272811][ T10] worker_thread+0x4f1/0xd60 [ 50.272814][ T10] ? rescuer_thread+0x1340/0x1340 [ 50.272817][ T10] ? __kthread_parkme+0xbd/0x210 [ 50.272820][ T10] ? rescuer_thread+0x1340/0x1340 [ 50.272823][ T10] ? rescuer_thread+0x1340/0x1340 [ 50.272825][ T10] kthread+0x367/0x460 [ 50.272828][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 50.272830][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 50.272833][ T10] ret_from_fork+0x474/0x6b0 [ 50.272837][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 50.272840][ T10] ? __switch_to+0x5a3/0xe00 [ 50.272843][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 50.272846][ T10] ret_from_fork_asm+0x11/0x20 [ 50.272852][ T10] [ 50.337385][ T59] tun4: deleting peer with id 13, reason 2 [ 50.400421][ T10] tun6: deleting peer with id 15, reason 2 [ 50.401100][ T9] tun5: deleting peer with id 14, reason 2