[ 9.513428][ T132] uname (132) used greatest stack depth: 24608 bytes left [ 9.513447][ T132] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.513449][ T132] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 132, name: uname [ 9.513451][ T132] preempt_count: 2, expected: 0 [ 9.513452][ T132] RCU nest depth: 0, expected: 0 [ 9.513453][ T132] locks held by uname/132: 5, last CPU#2: [ 9.513455][ T132] #0: ffffffff97e127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.513467][ T132] #1: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.513473][ T132] #2: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.513477][ T132] #3: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.513481][ T132] #4: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.513486][ T132] irq event stamp: 7784 [ 9.513487][ T132] hardirqs last enabled at (7783): [] __down_trylock_console_sem+0x86/0xa0 [ 9.513489][ T132] hardirqs last disabled at (7784): [] console_emit_next_record+0x3d4/0x4c0 [ 9.513491][ T132] softirqs last enabled at (6742): [] handle_softirqs+0x67c/0x900 [ 9.513493][ T132] softirqs last disabled at (6565): [] __irq_exit_rcu+0x145/0x1c0 [ 9.513496][ T132] Preemption disabled at: [ 9.513497][ T132] [<0000000000000000>] 0x0 [ 9.513503][ T132] CPU: 2 UID: 0 PID: 132 Comm: uname Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.513507][ T132] Tainted: [W]=WARN [ 9.513508][ T132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.513510][ T132] Call Trace: [ 9.513512][ T132] [ 9.513513][ T132] dump_stack_lvl+0x6f/0xa0 [ 9.513519][ T132] __might_resched.cold+0x1fe/0x2c1 [ 9.513524][ T132] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.513528][ T132] ? __kmalloc_noprof+0xdb/0x760 [ 9.513533][ T132] __kmalloc_noprof+0x443/0x760 [ 9.513535][ T132] ? alloc_buf.isra.0+0x4b/0x260 [ 9.513541][ T132] ? do_raw_spin_unlock+0x59/0x250 [ 9.513544][ T132] alloc_buf.isra.0+0x4b/0x260 [ 9.513547][ T132] put_chars+0x1e1/0x2f0 [ 9.513550][ T132] ? __send_to_port+0x420/0x420 [ 9.513552][ T132] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.513557][ T132] ? validate_chain+0x38b/0xc20 [ 9.513562][ T132] hvc_console_print+0x292/0x780 [ 9.513568][ T132] ? hvc_write+0x3a0/0x3a0 [ 9.513571][ T132] ? rcu_is_watching+0x16/0xd0 [ 9.513573][ T132] ? lock_acquire+0x13c/0x160 [ 9.513577][ T132] console_emit_next_record+0x22f/0x4c0 [ 9.513581][ T132] ? devkmsg_read+0x4b0/0x4b0 [ 9.513583][ T132] ? console_flush_one_record+0x106/0x710 [ 9.513586][ T132] ? rcu_is_watching+0x16/0xd0 [ 9.513588][ T132] ? lock_acquire+0x13c/0x160 [ 9.513592][ T132] console_flush_one_record+0x46f/0x710 [ 9.513596][ T132] ? console_emit_next_record+0x4c0/0x4c0 [ 9.513598][ T132] ? __lock_acquire+0x518/0xc20 [ 9.513603][ T132] console_unlock+0xee/0x1f0 [ 9.513606][ T132] ? console_flush_one_record+0x710/0x710 [ 9.513607][ T132] ? rcu_is_watching+0x16/0xd0 [ 9.513610][ T132] ? lock_acquire+0x60/0x160 [ 9.513613][ T132] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.513615][ T132] ? vprintk_emit+0x320/0x3e0 [ 9.513618][ T132] vprintk_emit+0x37c/0x3e0 [ 9.513622][ T132] ? wake_up_klogd_work_func+0x90/0x90 [ 9.513626][ T132] ? __lock_acquire+0x518/0xc20 [ 9.513629][ T132] _printk+0xc7/0x100 [ 9.513633][ T132] ? snapshot_read.cold+0x21/0x21 [ 9.513636][ T132] ? do_raw_spin_lock+0x131/0x280 [ 9.513638][ T132] ? __rwlock_init+0x150/0x150 [ 9.513642][ T132] ? do_raw_spin_lock+0x131/0x280 [ 9.513645][ T132] do_exit.cold+0x82/0x9c [ 9.513648][ T132] ? exit_notify+0x890/0x890 [ 9.513649][ T132] ? __lock_release.isra.0+0x69/0x1a0 [ 9.513652][ T132] ? rcu_is_watching+0x16/0xd0 [ 9.513656][ T132] do_group_exit+0xb8/0x370 [ 9.513659][ T132] __x64_sys_exit_group+0x3c/0x50 [ 9.513661][ T132] x64_sys_call+0x1567/0x1570 [ 9.513663][ T132] do_syscall_64+0xff/0x530 [ 9.513667][ T132] ? exc_page_fault+0xee/0x100 [ 9.513670][ T132] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.513672][ T132] RIP: 0033:0x7fe7857b41b8 [ 9.513674][ T132] Code: Unable to access opcode bytes at 0x7fe7857b418e. [ 9.513676][ T132] RSP: 002b:00007ffc086c86a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.513678][ T132] RAX: ffffffffffffffda RBX: 00007fe7858e4f88 RCX: 00007fe7857b41b8 [ 9.513679][ T132] RDX: 00007fe7856f1a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 9.513680][ T132] RBP: 00007ffc086c8700 R08: 0000000000000000 R09: 0000000000001010 [ 9.513681][ T132] R10: 00007ffc086c8560 R11: 0000000000000246 R12: 0000000000000002 [ 9.513682][ T132] R13: 0000000000000000 R14: 00007fe7858e3680 R15: 00007fe7858e4fa0 [ 9.513689][ T132] [ 16.745927][ T302] ip (302) used greatest stack depth: 24480 bytes left [ 16.745947][ T302] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.745950][ T302] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 302, name: ip [ 16.745952][ T302] preempt_count: 2, expected: 0 [ 16.745953][ T302] RCU nest depth: 0, expected: 0 [ 16.745955][ T302] locks held by ip/302: 5, last CPU#2: [ 16.745957][ T302] #0: ffffffff97e127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 16.745972][ T302] #1: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.745980][ T302] #2: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.745986][ T302] #3: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.745992][ T302] #4: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.745999][ T302] irq event stamp: 31642 [ 16.746000][ T302] hardirqs last enabled at (31641): [] __down_trylock_console_sem+0x86/0xa0 [ 16.746004][ T302] hardirqs last disabled at (31642): [] console_emit_next_record+0x3d4/0x4c0 [ 16.746007][ T302] softirqs last enabled at (30970): [] handle_softirqs+0x67c/0x900 [ 16.746010][ T302] softirqs last disabled at (30961): [] __irq_exit_rcu+0x145/0x1c0 [ 16.746014][ T302] Preemption disabled at: [ 16.746015][ T302] [<0000000000000000>] 0x0 [ 16.746023][ T302] CPU: 2 UID: 0 PID: 302 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.746028][ T302] Tainted: [W]=WARN [ 16.746029][ T302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.746032][ T302] Call Trace: [ 16.746034][ T302] [ 16.746036][ T302] dump_stack_lvl+0x6f/0xa0 [ 16.746044][ T302] __might_resched.cold+0x1fe/0x2c1 [ 16.746050][ T302] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.746055][ T302] ? __kmalloc_noprof+0xdb/0x760 [ 16.746063][ T302] __kmalloc_noprof+0x443/0x760 [ 16.746067][ T302] ? alloc_buf.isra.0+0x4b/0x260 [ 16.746076][ T302] ? do_raw_spin_unlock+0x59/0x250 [ 16.746080][ T302] alloc_buf.isra.0+0x4b/0x260 [ 16.746085][ T302] put_chars+0x1e1/0x2f0 [ 16.746090][ T302] ? __send_to_port+0x420/0x420 [ 16.746093][ T302] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.746099][ T302] ? validate_chain+0x38b/0xc20 [ 16.746109][ T302] hvc_console_print+0x292/0x780 [ 16.746120][ T302] ? hvc_write+0x3a0/0x3a0 [ 16.746124][ T302] ? rcu_is_watching+0x16/0xd0 [ 16.746128][ T302] ? lock_acquire+0x13c/0x160 [ 16.746135][ T302] console_emit_next_record+0x22f/0x4c0 [ 16.746141][ T302] ? devkmsg_read+0x4b0/0x4b0 [ 16.746144][ T302] ? console_flush_one_record+0x106/0x710 [ 16.746149][ T302] ? rcu_is_watching+0x16/0xd0 [ 16.746153][ T302] ? lock_acquire+0x13c/0x160 [ 16.746160][ T302] console_flush_one_record+0x46f/0x710 [ 16.746167][ T302] ? console_emit_next_record+0x4c0/0x4c0 [ 16.746170][ T302] ? __lock_acquire+0x518/0xc20 [ 16.746180][ T302] console_unlock+0xee/0x1f0 [ 16.746184][ T302] ? console_flush_one_record+0x710/0x710 [ 16.746187][ T302] ? rcu_is_watching+0x16/0xd0 [ 16.746191][ T302] ? lock_acquire+0x60/0x160 [ 16.746197][ T302] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.746200][ T302] ? vprintk_emit+0x320/0x3e0 [ 16.746206][ T302] vprintk_emit+0x37c/0x3e0 [ 16.746212][ T302] ? wake_up_klogd_work_func+0x90/0x90 [ 16.746218][ T302] ? __lock_acquire+0x518/0xc20 [ 16.746224][ T302] _printk+0xc7/0x100 [ 16.746229][ T302] ? snapshot_read.cold+0x21/0x21 [ 16.746234][ T302] ? do_raw_spin_lock+0x131/0x280 [ 16.746238][ T302] ? __rwlock_init+0x150/0x150 [ 16.746245][ T302] ? do_raw_spin_lock+0x131/0x280 [ 16.746250][ T302] do_exit.cold+0x82/0x9c [ 16.746255][ T302] ? exit_notify+0x890/0x890 [ 16.746257][ T302] ? __lock_release.isra.0+0x69/0x1a0 [ 16.746262][ T302] ? rcu_is_watching+0x16/0xd0 [ 16.746269][ T302] do_group_exit+0xb8/0x370 [ 16.746274][ T302] __x64_sys_exit_group+0x3c/0x50 [ 16.746277][ T302] x64_sys_call+0x1567/0x1570 [ 16.746281][ T302] do_syscall_64+0xff/0x530 [ 16.746285][ T302] ? exc_page_fault+0xee/0x100 [ 16.746290][ T302] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.746296][ T302] RIP: 0033:0x7f24e35791b8 [ 16.746299][ T302] Code: Unable to access opcode bytes at 0x7f24e357918e. [ 16.746300][ T302] RSP: 002b:00007ffdecd128f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.746304][ T302] RAX: ffffffffffffffda RBX: 00007f24e36a9f88 RCX: 00007f24e35791b8 [ 16.746306][ T302] RDX: 00007f24e32c3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.746307][ T302] RBP: 00007ffdecd12950 R08: 0000000000000000 R09: 0000000000000000 [ 16.746309][ T302] R10: 00007ffdecd12710 R11: 0000000000000246 R12: 0000000000000001 [ 16.746310][ T302] R13: 0000000000000000 R14: 00007f24e36a8680 R15: 00007f24e36a9fa0 [ 16.746324][ T302] [ 17.201952][ T313] ip (313) used greatest stack depth: 23952 bytes left [ 31.718408][ T676] iperf3 (676) used greatest stack depth: 23592 bytes left [ 31.718432][ T676] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 31.718435][ T676] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 676, name: iperf3 [ 31.718438][ T676] preempt_count: 2, expected: 0 [ 31.718439][ T676] RCU nest depth: 0, expected: 0 [ 31.718441][ T676] locks held by iperf3/676: 5, last CPU#2: [ 31.718449][ T676] #0: ffffffff97e127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 31.718463][ T676] #1: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 31.718471][ T676] #2: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 31.718477][ T676] #3: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 31.718482][ T676] #4: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 31.718488][ T676] irq event stamp: 5256824 [ 31.718490][ T676] hardirqs last enabled at (5256823): [] __down_trylock_console_sem+0x86/0xa0 [ 31.718493][ T676] hardirqs last disabled at (5256824): [] console_emit_next_record+0x3d4/0x4c0 [ 31.718496][ T676] softirqs last enabled at (5256226): [] handle_softirqs+0x67c/0x900 [ 31.718499][ T676] softirqs last disabled at (5255325): [] __irq_exit_rcu+0x145/0x1c0 [ 31.718502][ T676] Preemption disabled at: [ 31.718503][ T676] [<0000000000000000>] 0x0 [ 31.718513][ T676] CPU: 2 UID: 0 PID: 676 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 31.718518][ T676] Tainted: [W]=WARN [ 31.718519][ T676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.718522][ T676] Call Trace: [ 31.718524][ T676] [ 31.718526][ T676] dump_stack_lvl+0x6f/0xa0 [ 31.718534][ T676] __might_resched.cold+0x1fe/0x2c1 [ 31.718540][ T676] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 31.718545][ T676] ? __kmalloc_noprof+0xdb/0x760 [ 31.718551][ T676] __kmalloc_noprof+0x443/0x760 [ 31.718555][ T676] ? alloc_buf.isra.0+0x4b/0x260 [ 31.718563][ T676] ? do_raw_spin_unlock+0x59/0x250 [ 31.718567][ T676] alloc_buf.isra.0+0x4b/0x260 [ 31.718572][ T676] put_chars+0x1e1/0x2f0 [ 31.718575][ T676] ? prb_final_commit+0x50/0x50 [ 31.718579][ T676] ? __send_to_port+0x420/0x420 [ 31.718584][ T676] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 31.718589][ T676] ? rcu_read_lock_any_held+0x3c/0x90 [ 31.718593][ T676] ? validate_chain+0x38b/0xc20 [ 31.718599][ T676] hvc_console_print+0x292/0x780 [ 31.718603][ T676] ? mark_usage+0x61/0x170 [ 31.718606][ T676] ? __lock_acquire+0x518/0xc20 [ 31.718608][ T676] ? __lock_acquire+0x518/0xc20 [ 31.718615][ T676] ? hvc_write+0x3a0/0x3a0 [ 31.718619][ T676] ? console_emit_next_record+0x1df/0x4c0 [ 31.718624][ T676] ? rcu_is_watching+0x16/0xd0 [ 31.718627][ T676] ? lock_acquire+0x13c/0x160 [ 31.718634][ T676] console_emit_next_record+0x22f/0x4c0 [ 31.718640][ T676] ? devkmsg_read+0x4b0/0x4b0 [ 31.718642][ T676] ? console_flush_one_record+0x106/0x710 [ 31.718647][ T676] ? rcu_is_watching+0x16/0xd0 [ 31.718651][ T676] ? lock_acquire+0x13c/0x160 [ 31.718657][ T676] console_flush_one_record+0x46f/0x710 [ 31.718664][ T676] ? console_emit_next_record+0x4c0/0x4c0 [ 31.718667][ T676] ? __lock_acquire+0x518/0xc20 [ 31.718676][ T676] console_unlock+0xee/0x1f0 [ 31.718680][ T676] ? console_flush_one_record+0x710/0x710 [ 31.718683][ T676] ? rcu_is_watching+0x16/0xd0 [ 31.718687][ T676] ? lock_acquire+0x60/0x160 [ 31.718692][ T676] ? __down_trylock_console_sem+0x5e/0xa0 [ 31.718695][ T676] ? vprintk_emit+0x320/0x3e0 [ 31.718700][ T676] vprintk_emit+0x37c/0x3e0 [ 31.718707][ T676] ? wake_up_klogd_work_func+0x90/0x90 [ 31.718712][ T676] ? __lock_acquire+0x518/0xc20 [ 31.718718][ T676] _printk+0xc7/0x100 [ 31.718723][ T676] ? snapshot_read.cold+0x21/0x21 [ 31.718728][ T676] ? do_raw_spin_lock+0x131/0x280 [ 31.718732][ T676] ? __rwlock_init+0x150/0x150 [ 31.718738][ T676] ? do_raw_spin_lock+0x131/0x280 [ 31.718743][ T676] do_exit.cold+0x82/0x9c [ 31.718748][ T676] ? exit_notify+0x890/0x890 [ 31.718758][ T676] __x64_sys_exit+0x42/0x50 [ 31.718760][ T676] x64_sys_call+0x156c/0x1570 [ 31.718763][ T676] do_syscall_64+0xff/0x530 [ 31.718768][ T676] ? exc_page_fault+0xee/0x100 [ 31.718772][ T676] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 31.718776][ T676] RIP: 0033:0x7f78a2517c49 [ 31.718778][ T676] Code: Unable to access opcode bytes at 0x7f78a2517c1f. [ 31.718780][ T676] RSP: 002b:00007f78a1cd6e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 31.718783][ T676] RAX: ffffffffffffffda RBX: 00007f78a1cd76c0 RCX: 00007f78a2517c49 [ 31.718785][ T676] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 31.718787][ T676] RBP: 00007f78a1cd6f70 R08: 0000000000000001 R09: 00007f78a1cd76c0 [ 31.718788][ T676] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f78a14d7000 [ 31.718789][ T676] R13: 00007ffed81fadf0 R14: 0000000000000002 R15: 00007ffed81faef7 [ 31.718801][ T676] [ 34.063115][ T771] tun0: deleting peer with id 1, reason 1 [ 34.063198][ T771] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 34.063200][ T771] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 771, name: ovpn-cli [ 34.063202][ T771] preempt_count: 202, expected: 0 [ 34.063203][ T771] RCU nest depth: 0, expected: 0 [ 34.063204][ T771] locks held by ovpn-cli/771: 6, last CPU#1: [ 34.063206][ T771] #0: ffffffff98744ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 34.063219][ T771] #1: ff1100000a739e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 34.063228][ T771] #2: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 34.063234][ T771] #3: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 34.063238][ T771] #4: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 34.063242][ T771] #5: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 34.063247][ T771] irq event stamp: 35077 [ 34.063247][ T771] hardirqs last enabled at (35076): [] __down_trylock_console_sem+0x86/0xa0 [ 34.063250][ T771] hardirqs last disabled at (35077): [] console_emit_next_record+0x3d4/0x4c0 [ 34.063253][ T771] softirqs last enabled at (35044): [] __alloc_skb+0x4c2/0x5f0 [ 34.063257][ T771] softirqs last disabled at (35072): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 34.063261][ T771] Preemption disabled at: [ 34.063261][ T771] [<0000000000000000>] 0x0 [ 34.063268][ T771] CPU: 1 UID: 0 PID: 771 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 34.063272][ T771] Tainted: [W]=WARN [ 34.063273][ T771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.063274][ T771] Call Trace: [ 34.063276][ T771] [ 34.063278][ T771] dump_stack_lvl+0x6f/0xa0 [ 34.063284][ T771] __might_resched.cold+0x1fe/0x2c1 [ 34.063289][ T771] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 34.063297][ T771] ? __kmalloc_noprof+0xdb/0x760 [ 34.063303][ T771] __kmalloc_noprof+0x443/0x760 [ 34.063306][ T771] ? alloc_buf.isra.0+0x4b/0x260 [ 34.063312][ T771] ? do_raw_spin_unlock+0x59/0x250 [ 34.063315][ T771] alloc_buf.isra.0+0x4b/0x260 [ 34.063319][ T771] put_chars+0x1e1/0x2f0 [ 34.063322][ T771] ? __send_to_port+0x420/0x420 [ 34.063324][ T771] ? check_prev_add+0x316/0xe90 [ 34.063328][ T771] ? validate_chain+0x34a/0xc20 [ 34.063332][ T771] hvc_console_print+0x292/0x780 [ 34.063335][ T771] ? mark_usage+0x61/0x170 [ 34.063337][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063339][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063343][ T771] ? hvc_write+0x3a0/0x3a0 [ 34.063345][ T771] ? lock_acquire.part.0+0xd4/0x280 [ 34.063349][ T771] ? lock_acquire+0x13c/0x160 [ 34.063353][ T771] console_emit_next_record+0x22f/0x4c0 [ 34.063357][ T771] ? devkmsg_read+0x4b0/0x4b0 [ 34.063359][ T771] ? console_flush_one_record+0x106/0x710 [ 34.063362][ T771] ? rcu_is_watching+0x16/0xd0 [ 34.063367][ T771] ? lock_acquire+0x13c/0x160 [ 34.063371][ T771] console_flush_one_record+0x46f/0x710 [ 34.063375][ T771] ? console_emit_next_record+0x4c0/0x4c0 [ 34.063377][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063383][ T771] console_unlock+0xee/0x1f0 [ 34.063386][ T771] ? console_flush_one_record+0x710/0x710 [ 34.063388][ T771] ? rcu_is_watching+0x16/0xd0 [ 34.063390][ T771] ? lock_acquire+0x60/0x160 [ 34.063394][ T771] ? __down_trylock_console_sem+0x5e/0xa0 [ 34.063396][ T771] ? vprintk_emit+0x320/0x3e0 [ 34.063400][ T771] vprintk_emit+0x37c/0x3e0 [ 34.063403][ T771] ? wake_up_klogd_work_func+0x90/0x90 [ 34.063405][ T771] ? kernel_text_address+0x149/0x170 [ 34.063409][ T771] ? __kernel_text_address+0x12/0x30 [ 34.063410][ T771] ? write_profile+0xf0/0xf0 [ 34.063413][ T771] ? unwind_get_return_address+0x67/0xd0 [ 34.063418][ T771] _printk+0xc7/0x100 [ 34.063422][ T771] ? snapshot_read.cold+0x21/0x21 [ 34.063426][ T771] ? mark_usage+0x61/0x170 [ 34.063428][ T771] ? netdev_name+0x43/0x60 [ 34.063431][ T771] ? __netdev_printk+0x17f/0x1d0 [ 34.063435][ T771] netdev_info+0xe2/0x116 [ 34.063437][ T771] ? netdev_notice+0x120/0x120 [ 34.063439][ T771] ? find_held_lock+0x2b/0x80 [ 34.063442][ T771] ? mark_usage+0x61/0x170 [ 34.063445][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063451][ T771] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 34.063460][ T771] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 34.063465][ T771] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 34.063471][ T771] ovpn_peer_remove+0x394/0x640 [ovpn] [ 34.063474][ T771] ? do_raw_spin_lock+0x131/0x280 [ 34.063477][ T771] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 34.063484][ T771] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 34.063489][ T771] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 34.063496][ T771] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 34.063499][ T771] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 34.063503][ T771] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 34.063506][ T771] ? ref_tracker_alloc+0x28d/0x430 [ 34.063517][ T771] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 34.063522][ T771] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 34.063528][ T771] genl_family_rcv_msg_doit+0x206/0x300 [ 34.063532][ T771] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 34.063534][ T771] ? __lock_release.isra.0+0x69/0x1a0 [ 34.063540][ T771] ? rcu_is_watching+0x16/0xd0 [ 34.063543][ T771] ? cap_capable+0x1d7/0x3d0 [ 34.063547][ T771] ? write_profile+0xf0/0xf0 [ 34.063548][ T771] ? unwind_get_return_address+0x67/0xd0 [ 34.063552][ T771] genl_family_rcv_msg+0x3a4/0x640 [ 34.063556][ T771] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 34.063559][ T771] ? rcu_read_lock_any_held+0x3c/0x90 [ 34.063561][ T771] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 34.063564][ T771] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 34.063567][ T771] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 34.063571][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063577][ T771] genl_rcv_msg+0xbb/0x160 [ 34.063580][ T771] netlink_rcv_skb+0x14e/0x3a0 [ 34.063582][ T771] ? genl_family_rcv_msg+0x640/0x640 [ 34.063586][ T771] ? netlink_ack+0xcf0/0xcf0 [ 34.063594][ T771] ? netlink_deliver_tap+0xc5/0x330 [ 34.063596][ T771] ? netlink_deliver_tap+0x13c/0x330 [ 34.063600][ T771] genl_rcv+0x28/0x40 [ 34.063603][ T771] netlink_unicast+0x486/0x750 [ 34.063607][ T771] ? netlink_attachskb+0x810/0x810 [ 34.063610][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063615][ T771] netlink_sendmsg+0x735/0xc60 [ 34.063619][ T771] ? netlink_unicast+0x750/0x750 [ 34.063624][ T771] ? __might_fault+0x97/0x140 [ 34.063630][ T771] ____sys_sendmsg+0x415/0x880 [ 34.063634][ T771] ? copy_msghdr_from_user+0x279/0x420 [ 34.063636][ T771] ? get_timestamp.constprop.0+0x390/0x390 [ 34.063638][ T771] ? move_addr_to_kernel+0x40/0x40 [ 34.063640][ T771] ? __lock_acquire+0x518/0xc20 [ 34.063644][ T771] ? lock_acquire.part.0+0xd4/0x280 [ 34.063646][ T771] ? find_held_lock+0x2b/0x80 [ 34.063650][ T771] ___sys_sendmsg+0x14e/0x1d0 [ 34.063653][ T771] ? copy_msghdr_from_user+0x420/0x420 [ 34.063656][ T771] ? kvm_clock_get_cycles+0x19/0x30 [ 34.063664][ T771] ? find_held_lock+0x2b/0x80 [ 34.063670][ T771] ? trace_sched_exit_tp+0x9b/0x160 [ 34.063672][ T771] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 34.063674][ T771] ? __schedule+0x1239/0x20e0 [ 34.063677][ T771] ? __schedule+0xfa5/0x20e0 [ 34.063681][ T771] __sys_sendmsg+0x12c/0x1d0 [ 34.063685][ T771] ? __sys_sendmsg_sock+0x20/0x20 [ 34.063691][ T771] ? rcu_is_watching+0x16/0xd0 [ 34.063694][ T771] ? rcu_is_watching+0x16/0xd0 [ 34.063698][ T771] do_syscall_64+0xff/0x530 [ 34.063701][ T771] ? irq_exit_rcu+0x1a/0x30 [ 34.063705][ T771] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 34.063707][ T771] RIP: 0033:0x7f52c15cd54e [ 34.063710][ T771] 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 [ 34.063711][ T771] RSP: 002b:00007ffcb8ce8420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.063714][ T771] RAX: ffffffffffffffda RBX: 00000000382c3130 RCX: 00007f52c15cd54e [ 34.063716][ T771] RDX: 0000000000000000 RSI: 00007ffcb8ce84c0 RDI: 0000000000000005 [ 34.063717][ T771] RBP: 00007ffcb8ce8430 R08: 0000000000000000 R09: 0000000000000000 [ 34.063718][ T771] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000382c3200 [ 34.063719][ T771] R13: 00007ffcb8ce84c0 R14: 00000000382c4260 R15: 000000000040bda8 [ 34.063726][ T771] [ 34.130967][ T771] ovpn-cli (771) used greatest stack depth: 23528 bytes left [ 34.240822][ T775] tun1: deleting peer with id 10, reason 1 [ 37.428245][ T823] tun0: deleting peer with id 2, reason 1 [ 37.428270][ T823] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.428273][ T823] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 823, name: ovpn-cli [ 37.428275][ T823] preempt_count: 202, expected: 0 [ 37.428277][ T823] RCU nest depth: 0, expected: 0 [ 37.428278][ T823] locks held by ovpn-cli/823: 6, last CPU#3: [ 37.428281][ T823] #0: ffffffff98744ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 37.428300][ T823] #1: ff1100000a739e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 37.428312][ T823] #2: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 37.428320][ T823] #3: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 37.428325][ T823] #4: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 37.428331][ T823] #5: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 37.428337][ T823] irq event stamp: 27803 [ 37.428338][ T823] hardirqs last enabled at (27802): [] __down_trylock_console_sem+0x86/0xa0 [ 37.428341][ T823] hardirqs last disabled at (27803): [] console_emit_next_record+0x3d4/0x4c0 [ 37.428345][ T823] softirqs last enabled at (27770): [] __alloc_skb+0x4c2/0x5f0 [ 37.428349][ T823] softirqs last disabled at (27798): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 37.428355][ T823] Preemption disabled at: [ 37.428356][ T823] [<0000000000000000>] 0x0 [ 37.428364][ T823] CPU: 3 UID: 0 PID: 823 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.428369][ T823] Tainted: [W]=WARN [ 37.428371][ T823] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.428373][ T823] Call Trace: [ 37.428375][ T823] [ 37.428377][ T823] dump_stack_lvl+0x6f/0xa0 [ 37.428385][ T823] __might_resched.cold+0x1fe/0x2c1 [ 37.428392][ T823] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.428398][ T823] ? __kmalloc_noprof+0xdb/0x760 [ 37.428405][ T823] __kmalloc_noprof+0x443/0x760 [ 37.428409][ T823] ? alloc_buf.isra.0+0x4b/0x260 [ 37.428418][ T823] ? do_raw_spin_unlock+0x59/0x250 [ 37.428421][ T823] alloc_buf.isra.0+0x4b/0x260 [ 37.428427][ T823] put_chars+0x1e1/0x2f0 [ 37.428432][ T823] ? __send_to_port+0x420/0x420 [ 37.428437][ T823] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 37.428443][ T823] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.428446][ T823] ? validate_chain+0x38b/0xc20 [ 37.428453][ T823] hvc_console_print+0x292/0x780 [ 37.428457][ T823] ? mark_usage+0x61/0x170 [ 37.428460][ T823] ? __lock_acquire+0x518/0xc20 [ 37.428463][ T823] ? __lock_acquire+0x518/0xc20 [ 37.428470][ T823] ? hvc_write+0x3a0/0x3a0 [ 37.428472][ T823] ? lock_acquire.part.0+0xd4/0x280 [ 37.428484][ T823] ? lock_acquire+0x13c/0x160 [ 37.428491][ T823] console_emit_next_record+0x22f/0x4c0 [ 37.428497][ T823] ? devkmsg_read+0x4b0/0x4b0 [ 37.428500][ T823] ? console_flush_one_record+0x106/0x710 [ 37.428506][ T823] ? rcu_is_watching+0x16/0xd0 [ 37.428510][ T823] ? lock_acquire+0x13c/0x160 [ 37.428516][ T823] console_flush_one_record+0x46f/0x710 [ 37.428523][ T823] ? console_emit_next_record+0x4c0/0x4c0 [ 37.428526][ T823] ? __lock_acquire+0x518/0xc20 [ 37.428536][ T823] console_unlock+0xee/0x1f0 [ 37.428540][ T823] ? console_flush_one_record+0x710/0x710 [ 37.428543][ T823] ? rcu_is_watching+0x16/0xd0 [ 37.428546][ T823] ? lock_acquire+0x60/0x160 [ 37.428553][ T823] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.428556][ T823] ? vprintk_emit+0x320/0x3e0 [ 37.428562][ T823] vprintk_emit+0x37c/0x3e0 [ 37.428568][ T823] ? wake_up_klogd_work_func+0x90/0x90 [ 37.428571][ T823] ? kernel_text_address+0x149/0x170 [ 37.428575][ T823] ? __kernel_text_address+0x12/0x30 [ 37.428577][ T823] ? write_profile+0xf0/0xf0 [ 37.428581][ T823] ? unwind_get_return_address+0x67/0xd0 [ 37.428589][ T823] _printk+0xc7/0x100 [ 37.428594][ T823] ? snapshot_read.cold+0x21/0x21 [ 37.428601][ T823] ? mark_usage+0x61/0x170 [ 37.428603][ T823] ? netdev_name+0x43/0x60 [ 37.428608][ T823] ? __netdev_printk+0x17f/0x1d0 [ 37.428615][ T823] netdev_info+0xe2/0x116 [ 37.428619][ T823] ? netdev_notice+0x120/0x120 [ 37.428621][ T823] ? find_held_lock+0x2b/0x80 [ 37.428625][ T823] ? mark_usage+0x61/0x170 [ 37.428630][ T823] ? __lock_acquire+0x518/0xc20 [ 37.428641][ T823] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 37.428650][ T823] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 37.428657][ T823] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 37.428668][ T823] ovpn_peer_remove+0x394/0x640 [ovpn] [ 37.428674][ T823] ? do_raw_spin_lock+0x131/0x280 [ 37.428678][ T823] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 37.428690][ T823] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 37.428697][ T823] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 37.428709][ T823] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 37.428715][ T823] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 37.428720][ T823] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.428725][ T823] ? ref_tracker_alloc+0x28d/0x430 [ 37.428744][ T823] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 37.428752][ T823] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 37.428763][ T823] genl_family_rcv_msg_doit+0x206/0x300 [ 37.428768][ T823] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 37.428771][ T823] ? __lock_release.isra.0+0x69/0x1a0 [ 37.428781][ T823] ? rcu_is_watching+0x16/0xd0 [ 37.428784][ T823] ? cap_capable+0x1d7/0x3d0 [ 37.428789][ T823] ? write_profile+0xf0/0xf0 [ 37.428791][ T823] ? unwind_get_return_address+0x67/0xd0 [ 37.428797][ T823] genl_family_rcv_msg+0x3a4/0x640 [ 37.428803][ T823] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 37.428807][ T823] ? rcu_read_lock_any_held+0x3c/0x90 [ 37.428809][ T823] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 37.428814][ T823] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.428818][ T823] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 37.428824][ T823] ? __lock_acquire+0x518/0xc20 [ 37.428833][ T823] genl_rcv_msg+0xbb/0x160 [ 37.428838][ T823] netlink_rcv_skb+0x14e/0x3a0 [ 37.428841][ T823] ? genl_family_rcv_msg+0x640/0x640 [ 37.428847][ T823] ? netlink_ack+0xcf0/0xcf0 [ 37.428859][ T823] ? netlink_deliver_tap+0xc5/0x330 [ 37.428862][ T823] ? netlink_deliver_tap+0x13c/0x330 [ 37.428869][ T823] genl_rcv+0x28/0x40 [ 37.428872][ T823] netlink_unicast+0x486/0x750 [ 37.428879][ T823] ? netlink_attachskb+0x810/0x810 [ 37.428884][ T823] ? __lock_acquire+0x518/0xc20 [ 37.428891][ T823] netlink_sendmsg+0x735/0xc60 [ 37.428898][ T823] ? netlink_unicast+0x750/0x750 [ 37.428905][ T823] ? __might_fault+0x97/0x140 [ 37.428913][ T823] ____sys_sendmsg+0x415/0x880 [ 37.428918][ T823] ? copy_msghdr_from_user+0x279/0x420 [ 37.428922][ T823] ? get_timestamp.constprop.0+0x390/0x390 [ 37.428925][ T823] ? move_addr_to_kernel+0x40/0x40 [ 37.428938][ T823] ___sys_sendmsg+0x14e/0x1d0 [ 37.428943][ T823] ? copy_msghdr_from_user+0x420/0x420 [ 37.428945][ T823] ? kfree+0x22/0x590 [ 37.428975][ T823] __sys_sendmsg+0x12c/0x1d0 [ 37.428979][ T823] ? __sys_sendmsg_sock+0x20/0x20 [ 37.428989][ T823] ? rcu_is_watching+0x16/0xd0 [ 37.428993][ T823] ? rcu_is_watching+0x16/0xd0 [ 37.429000][ T823] do_syscall_64+0xff/0x530 [ 37.429003][ T823] ? exc_page_fault+0xee/0x100 [ 37.429008][ T823] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.429012][ T823] RIP: 0033:0x7f8b4528c54e [ 37.429015][ T823] 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 [ 37.429018][ T823] RSP: 002b:00007ffcc589e0f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.429022][ T823] RAX: ffffffffffffffda RBX: 000000002b3f7130 RCX: 00007f8b4528c54e [ 37.429024][ T823] RDX: 0000000000000000 RSI: 00007ffcc589e190 RDI: 0000000000000005 [ 37.429026][ T823] RBP: 00007ffcc589e100 R08: 0000000000000000 R09: 0000000000000000 [ 37.429027][ T823] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002b3f7200 [ 37.429029][ T823] R13: 00007ffcc589e190 R14: 000000002b3f8260 R15: 000000000040bda8 [ 37.429043][ T823] [ 37.588356][ T827] tun2: deleting peer with id 11, reason 1 [ 43.818583][ T66] tun0: deleting peer with id 4, reason 2 [ 43.818656][ T66] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 43.818658][ T66] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 66, name: kworker/2:2 [ 43.818660][ T66] preempt_count: 202, expected: 0 [ 43.818661][ T66] RCU nest depth: 0, expected: 0 [ 43.818662][ T66] locks held by kworker/2:2/66: 7, last CPU#2: [ 43.818665][ T66] #0: ff1100000d9fc540 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 43.818678][ T66] #1: ffa0000000477d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 43.818682][ T66] #2: ff1100000a739e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.818691][ T66] #3: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 43.818696][ T66] #4: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 43.818700][ T66] #5: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 43.818704][ T66] #6: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 43.818708][ T66] irq event stamp: 25539 [ 43.818709][ T66] hardirqs last enabled at (25538): [] __down_trylock_console_sem+0x86/0xa0 [ 43.818711][ T66] hardirqs last disabled at (25539): [] console_emit_next_record+0x3d4/0x4c0 [ 43.818714][ T66] softirqs last enabled at (25514): [] neigh_periodic_work+0x6b9/0xa60 [ 43.818718][ T66] softirqs last disabled at (25532): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 43.818721][ T66] Preemption disabled at: [ 43.818722][ T66] [<0000000000000000>] 0x0 [ 43.818729][ T66] CPU: 2 UID: 0 PID: 66 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.818734][ T66] Tainted: [W]=WARN [ 43.818735][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.818738][ T66] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.818745][ T66] Call Trace: [ 43.818747][ T66] [ 43.818750][ T66] dump_stack_lvl+0x6f/0xa0 [ 43.818757][ T66] __might_resched.cold+0x1fe/0x2c1 [ 43.818761][ T66] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 43.818766][ T66] ? __kmalloc_noprof+0xdb/0x760 [ 43.818771][ T66] __kmalloc_noprof+0x443/0x760 [ 43.818774][ T66] ? alloc_buf.isra.0+0x4b/0x260 [ 43.818780][ T66] ? do_raw_spin_unlock+0x59/0x250 [ 43.818783][ T66] alloc_buf.isra.0+0x4b/0x260 [ 43.818786][ T66] put_chars+0x1e1/0x2f0 [ 43.818790][ T66] ? __send_to_port+0x420/0x420 [ 43.818794][ T66] ? validate_chain+0x34a/0xc20 [ 43.818798][ T66] hvc_console_print+0x292/0x780 [ 43.818802][ T66] ? mark_usage+0x61/0x170 [ 43.818804][ T66] ? __lock_acquire+0x518/0xc20 [ 43.818805][ T66] ? __lock_acquire+0x518/0xc20 [ 43.818810][ T66] ? hvc_write+0x3a0/0x3a0 [ 43.818812][ T66] ? console_emit_next_record+0x1df/0x4c0 [ 43.818815][ T66] ? rcu_is_watching+0x16/0xd0 [ 43.818819][ T66] ? lock_acquire+0x13c/0x160 [ 43.818824][ T66] console_emit_next_record+0x22f/0x4c0 [ 43.818828][ T66] ? devkmsg_read+0x4b0/0x4b0 [ 43.818829][ T66] ? console_flush_one_record+0x106/0x710 [ 43.818833][ T66] ? rcu_is_watching+0x16/0xd0 [ 43.818835][ T66] ? lock_acquire+0x13c/0x160 [ 43.818840][ T66] console_flush_one_record+0x46f/0x710 [ 43.818844][ T66] ? console_emit_next_record+0x4c0/0x4c0 [ 43.818846][ T66] ? __lock_acquire+0x518/0xc20 [ 43.818852][ T66] console_unlock+0xee/0x1f0 [ 43.818855][ T66] ? console_flush_one_record+0x710/0x710 [ 43.818856][ T66] ? rcu_is_watching+0x16/0xd0 [ 43.818859][ T66] ? lock_acquire+0x60/0x160 [ 43.818863][ T66] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.818865][ T66] ? vprintk_emit+0x320/0x3e0 [ 43.818868][ T66] vprintk_emit+0x37c/0x3e0 [ 43.818872][ T66] ? wake_up_klogd_work_func+0x90/0x90 [ 43.818874][ T66] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 43.818877][ T66] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.818879][ T66] ? validate_chain+0x38b/0xc20 [ 43.818883][ T66] _printk+0xc7/0x100 [ 43.818887][ T66] ? snapshot_read.cold+0x21/0x21 [ 43.818892][ T66] ? netdev_name+0x43/0x60 [ 43.818895][ T66] ? __netdev_printk+0x17f/0x1d0 [ 43.818899][ T66] netdev_info+0xe2/0x116 [ 43.818901][ T66] ? netdev_notice+0x120/0x120 [ 43.818902][ T66] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.818906][ T66] ? debug_object_activate+0x345/0x4a0 [ 43.818912][ T66] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 43.818914][ T66] ? rcu_read_lock_any_held+0x3c/0x90 [ 43.818918][ T66] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 43.818924][ T66] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 43.818931][ T66] ovpn_peer_remove+0x394/0x640 [ovpn] [ 43.818936][ T66] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 43.818939][ T66] ? __rwlock_init+0x150/0x150 [ 43.818942][ T66] ? mark_held_locks+0x40/0x70 [ 43.818946][ T66] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 43.818951][ T66] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 43.818953][ T66] ? __rwlock_init+0x150/0x150 [ 43.818959][ T66] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 43.818964][ T66] ? process_one_work+0xdfc/0x1560 [ 43.818967][ T66] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 43.818970][ T66] ? rcu_is_watching+0x16/0xd0 [ 43.818972][ T66] ? lock_acquire+0x13c/0x160 [ 43.818974][ T66] ? rcu_is_watching+0x16/0xd0 [ 43.818979][ T66] process_one_work+0xe3e/0x1560 [ 43.818986][ T66] ? __queue_delayed_work+0x470/0x470 [ 43.818989][ T66] ? lock_acquire.part.0+0xd4/0x280 [ 43.818997][ T66] worker_thread+0x4f1/0xd60 [ 43.819001][ T66] ? rescuer_thread+0x1340/0x1340 [ 43.819004][ T66] ? __kthread_parkme+0xbd/0x210 [ 43.819007][ T66] ? rescuer_thread+0x1340/0x1340 [ 43.819010][ T66] ? rescuer_thread+0x1340/0x1340 [ 43.819012][ T66] kthread+0x367/0x460 [ 43.819014][ T66] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.819017][ T66] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.819020][ T66] ret_from_fork+0x474/0x6b0 [ 43.819024][ T66] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 43.819028][ T66] ? __switch_to+0x5a3/0xe00 [ 43.819031][ T66] ? kthread_affine_preferred+0x4c0/0x4c0 [ 43.819034][ T66] ret_from_fork_asm+0x11/0x20 [ 43.819043][ T66] [ 43.863138][ T66] tun0: deleting peer with id 3, reason 2 [ 43.863567][ T66] tun0: deleting peer with id 5, reason 2 [ 43.863897][ T66] tun0: deleting peer with id 6, reason 2 [ 49.067912][ T66] tun3: deleting peer with id 12, reason 2 [ 49.067938][ T66] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 49.067940][ T66] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 66, name: kworker/2:2 [ 49.067942][ T66] preempt_count: 202, expected: 0 [ 49.067943][ T66] RCU nest depth: 0, expected: 0 [ 49.067944][ T66] locks held by kworker/2:2/66: 7, last CPU#2: [ 49.067946][ T66] #0: ff1100000d9fc540 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 49.067959][ T66] #1: ffa0000000477d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 49.067964][ T66] #2: ff1100000870ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 49.067971][ T66] #3: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 49.067977][ T66] #4: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 49.067981][ T66] #5: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 49.067984][ T66] #6: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 49.067988][ T66] irq event stamp: 27357 [ 49.067989][ T66] hardirqs last enabled at (27356): [] __down_trylock_console_sem+0x86/0xa0 [ 49.067992][ T66] hardirqs last disabled at (27357): [] console_emit_next_record+0x3d4/0x4c0 [ 49.067994][ T66] softirqs last enabled at (27314): [] process_one_work+0xe3e/0x1560 [ 49.067996][ T66] softirqs last disabled at (27346): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 49.067999][ T66] Preemption disabled at: [ 49.068000][ T66] [<0000000000000000>] 0x0 [ 49.068007][ T66] CPU: 2 UID: 0 PID: 66 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 49.068011][ T66] Tainted: [W]=WARN [ 49.068012][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.068014][ T66] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 49.068019][ T66] Call Trace: [ 49.068021][ T66] [ 49.068023][ T66] dump_stack_lvl+0x6f/0xa0 [ 49.068030][ T66] __might_resched.cold+0x1fe/0x2c1 [ 49.068034][ T66] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 49.068038][ T66] ? __kmalloc_noprof+0xdb/0x760 [ 49.068044][ T66] __kmalloc_noprof+0x443/0x760 [ 49.068046][ T66] ? alloc_buf.isra.0+0x4b/0x260 [ 49.068053][ T66] ? do_raw_spin_unlock+0x59/0x250 [ 49.068055][ T66] alloc_buf.isra.0+0x4b/0x260 [ 49.068058][ T66] put_chars+0x1e1/0x2f0 [ 49.068061][ T66] ? prb_final_commit+0x50/0x50 [ 49.068063][ T66] ? __send_to_port+0x420/0x420 [ 49.068066][ T66] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 49.068071][ T66] ? rcu_read_lock_any_held+0x3c/0x90 [ 49.068073][ T66] ? validate_chain+0x38b/0xc20 [ 49.068077][ T66] hvc_console_print+0x292/0x780 [ 49.068080][ T66] ? mark_usage+0x61/0x170 [ 49.068082][ T66] ? __lock_acquire+0x518/0xc20 [ 49.068084][ T66] ? __lock_acquire+0x518/0xc20 [ 49.068088][ T66] ? hvc_write+0x3a0/0x3a0 [ 49.068090][ T66] ? console_emit_next_record+0x1df/0x4c0 [ 49.068093][ T66] ? rcu_is_watching+0x16/0xd0 [ 49.068096][ T66] ? lock_acquire+0x13c/0x160 [ 49.068100][ T66] console_emit_next_record+0x22f/0x4c0 [ 49.068104][ T66] ? devkmsg_read+0x4b0/0x4b0 [ 49.068106][ T66] ? console_flush_one_record+0x106/0x710 [ 49.068109][ T66] ? rcu_is_watching+0x16/0xd0 [ 49.068111][ T66] ? lock_acquire+0x13c/0x160 [ 49.068115][ T66] console_flush_one_record+0x46f/0x710 [ 49.068120][ T66] ? console_emit_next_record+0x4c0/0x4c0 [ 49.068122][ T66] ? __lock_acquire+0x518/0xc20 [ 49.068127][ T66] console_unlock+0xee/0x1f0 [ 49.068130][ T66] ? console_flush_one_record+0x710/0x710 [ 49.068132][ T66] ? rcu_is_watching+0x16/0xd0 [ 49.068134][ T66] ? lock_acquire+0x60/0x160 [ 49.068138][ T66] ? __down_trylock_console_sem+0x5e/0xa0 [ 49.068140][ T66] ? vprintk_emit+0x320/0x3e0 [ 49.068143][ T66] vprintk_emit+0x37c/0x3e0 [ 49.068147][ T66] ? wake_up_klogd_work_func+0x90/0x90 [ 49.068150][ T66] ? __lock_release.isra.0+0x69/0x1a0 [ 49.068154][ T66] _printk+0xc7/0x100 [ 49.068158][ T66] ? snapshot_read.cold+0x21/0x21 [ 49.068160][ T66] ? try_to_wake_up+0x153/0x1130 [ 49.068163][ T66] ? select_fallback_rq+0x510/0x510 [ 49.068165][ T66] ? netdev_name+0x43/0x60 [ 49.068168][ T66] ? __netdev_printk+0x17f/0x1d0 [ 49.068172][ T66] netdev_info+0xe2/0x116 [ 49.068174][ T66] ? netdev_notice+0x120/0x120 [ 49.068179][ T66] ? __queue_work+0x3ab/0xd30 [ 49.068183][ T66] ? kthread+0x367/0x460 [ 49.068187][ T66] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 49.068192][ T66] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 49.068195][ T66] ? mark_held_locks+0x40/0x70 [ 49.068198][ T66] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 49.068200][ T66] ? lockdep_hardirqs_on+0x91/0x130 [ 49.068205][ T66] ovpn_peer_remove+0x394/0x640 [ovpn] [ 49.068210][ T66] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 49.068213][ T66] ? __rwlock_init+0x150/0x150 [ 49.068216][ T66] ? mark_held_locks+0x40/0x70 [ 49.068220][ T66] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 49.068224][ T66] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 49.068227][ T66] ? __rwlock_init+0x150/0x150 [ 49.068232][ T66] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 49.068237][ T66] ? process_one_work+0xdfc/0x1560 [ 49.068240][ T66] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 49.068243][ T66] ? rcu_is_watching+0x16/0xd0 [ 49.068245][ T66] ? lock_acquire+0x13c/0x160 [ 49.068247][ T66] ? rcu_is_watching+0x16/0xd0 [ 49.068251][ T66] ? process_one_work+0xdfc/0x1560 [ 49.068252][ T66] process_one_work+0xe3e/0x1560 [ 49.068259][ T66] ? __queue_delayed_work+0x470/0x470 [ 49.068262][ T66] ? lock_acquire.part.0+0xd4/0x280 [ 49.068269][ T66] worker_thread+0x4f1/0xd60 [ 49.068274][ T66] ? rescuer_thread+0x1340/0x1340 [ 49.068276][ T66] ? __kthread_parkme+0xbd/0x210 [ 49.068279][ T66] ? rescuer_thread+0x1340/0x1340 [ 49.068281][ T66] ? rescuer_thread+0x1340/0x1340 [ 49.068283][ T66] kthread+0x367/0x460 [ 49.068285][ T66] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 49.068288][ T66] ? kthread_affine_preferred+0x4c0/0x4c0 [ 49.068291][ T66] ret_from_fork+0x474/0x6b0 [ 49.068298][ T66] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 49.068301][ T66] ? __switch_to+0x5a3/0xe00 [ 49.068304][ T66] ? kthread_affine_preferred+0x4c0/0x4c0 [ 49.068307][ T66] ret_from_fork_asm+0x11/0x20 [ 49.068316][ T66] [ 49.131398][ T58] tun4: deleting peer with id 13, reason 2 [ 49.194372][ T58] tun5: deleting peer with id 14, reason 2 [ 49.323356][ T66] tun6: deleting peer with id 15, reason 2