[ 23.122521][ T624] ping (624) used greatest stack depth: 23936 bytes left [ 23.122541][ T624] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 23.122543][ T624] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 624, name: ping [ 23.122545][ T624] preempt_count: 2, expected: 0 [ 23.122545][ T624] RCU nest depth: 0, expected: 0 [ 23.122546][ T624] locks held by ping/624: 5, last CPU#3: [ 23.122548][ T624] #0: ffffffff97e127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 23.122562][ T624] #1: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 23.122568][ T624] #2: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 23.122572][ T624] #3: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 23.122576][ T624] #4: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 23.122580][ T624] irq event stamp: 89238 [ 23.122581][ T624] hardirqs last enabled at (89237): [] __down_trylock_console_sem+0x86/0xa0 [ 23.122583][ T624] hardirqs last disabled at (89238): [] console_emit_next_record+0x3d4/0x4c0 [ 23.122585][ T624] softirqs last enabled at (88412): [] handle_softirqs+0x67c/0x900 [ 23.122588][ T624] softirqs last disabled at (87905): [] __irq_exit_rcu+0x145/0x1c0 [ 23.122590][ T624] Preemption disabled at: [ 23.122591][ T624] [<0000000000000000>] 0x0 [ 23.122598][ T624] CPU: 3 UID: 0 PID: 624 Comm: ping Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 23.122601][ T624] Tainted: [W]=WARN [ 23.122602][ T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.122603][ T624] Call Trace: [ 23.122605][ T624] [ 23.122606][ T624] dump_stack_lvl+0x6f/0xa0 [ 23.122612][ T624] __might_resched.cold+0x1fe/0x2c1 [ 23.122617][ T624] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 23.122621][ T624] ? __kmalloc_noprof+0xdb/0x760 [ 23.122626][ T624] __kmalloc_noprof+0x443/0x760 [ 23.122628][ T624] ? alloc_buf.isra.0+0x4b/0x260 [ 23.122634][ T624] ? do_raw_spin_unlock+0x59/0x250 [ 23.122637][ T624] alloc_buf.isra.0+0x4b/0x260 [ 23.122640][ T624] put_chars+0x1e1/0x2f0 [ 23.122643][ T624] ? __send_to_port+0x420/0x420 [ 23.122645][ T624] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 23.122649][ T624] ? validate_chain+0x38b/0xc20 [ 23.122654][ T624] hvc_console_print+0x292/0x780 [ 23.122661][ T624] ? hvc_write+0x3a0/0x3a0 [ 23.122663][ T624] ? rcu_is_watching+0x16/0xd0 [ 23.122665][ T624] ? lock_acquire+0x13c/0x160 [ 23.122669][ T624] console_emit_next_record+0x22f/0x4c0 [ 23.122673][ T624] ? devkmsg_read+0x4b0/0x4b0 [ 23.122675][ T624] ? console_flush_one_record+0x106/0x710 [ 23.122678][ T624] ? rcu_is_watching+0x16/0xd0 [ 23.122680][ T624] ? lock_acquire+0x13c/0x160 [ 23.122684][ T624] console_flush_one_record+0x46f/0x710 [ 23.122688][ T624] ? console_emit_next_record+0x4c0/0x4c0 [ 23.122690][ T624] ? __lock_acquire+0x518/0xc20 [ 23.122695][ T624] console_unlock+0xee/0x1f0 [ 23.122698][ T624] ? console_flush_one_record+0x710/0x710 [ 23.122700][ T624] ? rcu_is_watching+0x16/0xd0 [ 23.122702][ T624] ? lock_acquire+0x60/0x160 [ 23.122706][ T624] ? __down_trylock_console_sem+0x5e/0xa0 [ 23.122707][ T624] ? vprintk_emit+0x320/0x3e0 [ 23.122711][ T624] vprintk_emit+0x37c/0x3e0 [ 23.122714][ T624] ? wake_up_klogd_work_func+0x90/0x90 [ 23.122718][ T624] ? __lock_acquire+0x518/0xc20 [ 23.122721][ T624] _printk+0xc7/0x100 [ 23.122725][ T624] ? snapshot_read.cold+0x21/0x21 [ 23.122727][ T624] ? do_raw_spin_lock+0x131/0x280 [ 23.122730][ T624] ? __rwlock_init+0x150/0x150 [ 23.122734][ T624] ? do_raw_spin_lock+0x131/0x280 [ 23.122736][ T624] do_exit.cold+0x82/0x9c [ 23.122740][ T624] ? exit_notify+0x890/0x890 [ 23.122741][ T624] ? __lock_release.isra.0+0x69/0x1a0 [ 23.122744][ T624] ? rcu_is_watching+0x16/0xd0 [ 23.122748][ T624] do_group_exit+0xb8/0x370 [ 23.122751][ T624] __x64_sys_exit_group+0x3c/0x50 [ 23.122753][ T624] x64_sys_call+0x1567/0x1570 [ 23.122755][ T624] do_syscall_64+0xff/0x530 [ 23.122759][ T624] ? exc_page_fault+0xee/0x100 [ 23.122762][ T624] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 23.122765][ T624] RIP: 0033:0x7f33c365e1b8 [ 23.122767][ T624] Code: Unable to access opcode bytes at 0x7f33c365e18e. [ 23.122768][ T624] RSP: 002b:00007ffd24d89248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 23.122770][ T624] RAX: ffffffffffffffda RBX: 00007f33c378ef88 RCX: 00007f33c365e1b8 [ 23.122771][ T624] RDX: 00007f33c33ef7c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 23.122772][ T624] RBP: 00007ffd24d892a0 R08: 0000000000000000 R09: 0000000000000050 [ 23.122773][ T624] R10: 00007ffd24d890c0 R11: 0000000000000246 R12: 0000000000000002 [ 23.122774][ T624] R13: 0000000000000000 R14: 00007f33c378d680 R15: 00007f33c378efa0 [ 23.122780][ T624] [ 29.072058][ T681] iperf3 (681) used greatest stack depth: 22976 bytes left [ 29.072395][ T681] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.072397][ T681] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 681, name: iperf3 [ 29.072398][ T681] preempt_count: 2, expected: 0 [ 29.072399][ T681] RCU nest depth: 0, expected: 0 [ 29.072400][ T681] locks held by iperf3/681: 5, last CPU#3: [ 29.072402][ T681] #0: ffffffff97e127b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 29.072413][ T681] #1: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 29.072419][ T681] #2: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 29.072422][ T681] #3: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 29.072426][ T681] #4: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 29.072430][ T681] irq event stamp: 5281856 [ 29.072431][ T681] hardirqs last enabled at (5281855): [] __down_trylock_console_sem+0x86/0xa0 [ 29.072434][ T681] hardirqs last disabled at (5281856): [] console_emit_next_record+0x3d4/0x4c0 [ 29.072436][ T681] softirqs last enabled at (5281852): [] handle_softirqs+0x67c/0x900 [ 29.072438][ T681] softirqs last disabled at (5280951): [] __irq_exit_rcu+0x145/0x1c0 [ 29.072440][ T681] Preemption disabled at: [ 29.072441][ T681] [<0000000000000000>] 0x0 [ 29.072448][ T681] CPU: 3 UID: 0 PID: 681 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.072452][ T681] Tainted: [W]=WARN [ 29.072453][ T681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.072454][ T681] Call Trace: [ 29.072456][ T681] [ 29.072458][ T681] dump_stack_lvl+0x6f/0xa0 [ 29.072464][ T681] __might_resched.cold+0x1fe/0x2c1 [ 29.072468][ T681] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.072472][ T681] ? __kmalloc_noprof+0xdb/0x760 [ 29.072477][ T681] __kmalloc_noprof+0x443/0x760 [ 29.072479][ T681] ? alloc_buf.isra.0+0x4b/0x260 [ 29.072485][ T681] ? do_raw_spin_unlock+0x59/0x250 [ 29.072488][ T681] alloc_buf.isra.0+0x4b/0x260 [ 29.072491][ T681] put_chars+0x1e1/0x2f0 [ 29.072493][ T681] ? prb_final_commit+0x50/0x50 [ 29.072496][ T681] ? __send_to_port+0x420/0x420 [ 29.072499][ T681] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 29.072503][ T681] ? rcu_read_lock_any_held+0x3c/0x90 [ 29.072506][ T681] ? validate_chain+0x38b/0xc20 [ 29.072509][ T681] hvc_console_print+0x292/0x780 [ 29.072513][ T681] ? mark_usage+0x61/0x170 [ 29.072515][ T681] ? __lock_acquire+0x518/0xc20 [ 29.072516][ T681] ? __lock_acquire+0x518/0xc20 [ 29.072520][ T681] ? hvc_write+0x3a0/0x3a0 [ 29.072522][ T681] ? console_emit_next_record+0x1df/0x4c0 [ 29.072525][ T681] ? rcu_is_watching+0x16/0xd0 [ 29.072528][ T681] ? lock_acquire+0x13c/0x160 [ 29.072532][ T681] console_emit_next_record+0x22f/0x4c0 [ 29.072535][ T681] ? devkmsg_read+0x4b0/0x4b0 [ 29.072537][ T681] ? console_flush_one_record+0x106/0x710 [ 29.072540][ T681] ? rcu_is_watching+0x16/0xd0 [ 29.072543][ T681] ? lock_acquire+0x13c/0x160 [ 29.072546][ T681] console_flush_one_record+0x46f/0x710 [ 29.072551][ T681] ? console_emit_next_record+0x4c0/0x4c0 [ 29.072552][ T681] ? __lock_acquire+0x518/0xc20 [ 29.072557][ T681] console_unlock+0xee/0x1f0 [ 29.072560][ T681] ? console_flush_one_record+0x710/0x710 [ 29.072562][ T681] ? rcu_is_watching+0x16/0xd0 [ 29.072564][ T681] ? lock_acquire+0x60/0x160 [ 29.072568][ T681] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.072569][ T681] ? vprintk_emit+0x320/0x3e0 [ 29.072578][ T681] vprintk_emit+0x37c/0x3e0 [ 29.072581][ T681] ? wake_up_klogd_work_func+0x90/0x90 [ 29.072585][ T681] ? __lock_acquire+0x518/0xc20 [ 29.072588][ T681] _printk+0xc7/0x100 [ 29.072592][ T681] ? snapshot_read.cold+0x21/0x21 [ 29.072594][ T681] ? do_raw_spin_lock+0x131/0x280 [ 29.072597][ T681] ? __rwlock_init+0x150/0x150 [ 29.072601][ T681] ? do_raw_spin_lock+0x131/0x280 [ 29.072603][ T681] do_exit.cold+0x82/0x9c [ 29.072607][ T681] ? exit_notify+0x890/0x890 [ 29.072612][ T681] __x64_sys_exit+0x42/0x50 [ 29.072613][ T681] x64_sys_call+0x156c/0x1570 [ 29.072616][ T681] do_syscall_64+0xff/0x530 [ 29.072620][ T681] ? exc_page_fault+0xee/0x100 [ 29.072623][ T681] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.072626][ T681] RIP: 0033:0x7ff5d7aecc49 [ 29.072628][ T681] Code: Unable to access opcode bytes at 0x7ff5d7aecc1f. [ 29.072629][ T681] RSP: 002b:00007ff5d72abe60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 29.072631][ T681] RAX: ffffffffffffffda RBX: 00007ff5d72ac6c0 RCX: 00007ff5d7aecc49 [ 29.072633][ T681] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 29.072634][ T681] RBP: 00007ff5d72abf70 R08: 0000000000000001 R09: 00007ff5d72ac6c0 [ 29.072635][ T681] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ff5d6aac000 [ 29.072635][ T681] R13: 00007fff87574170 R14: 0000000000000002 R15: 00007fff87574277 [ 29.072642][ T681] [ 30.871608][ T776] tun0: deleting peer with id 1, reason 1 [ 30.871785][ T776] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 30.871787][ T776] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 776, name: ovpn-cli [ 30.871789][ T776] preempt_count: 202, expected: 0 [ 30.871790][ T776] RCU nest depth: 0, expected: 0 [ 30.871791][ T776] locks held by ovpn-cli/776: 6, last CPU#0: [ 30.871793][ T776] #0: ffffffff98744ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 30.871805][ T776] #1: ff11000016b24e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 30.871813][ T776] #2: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 30.871819][ T776] #3: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 30.871823][ T776] #4: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 30.871826][ T776] #5: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 30.871831][ T776] irq event stamp: 35389 [ 30.871831][ T776] hardirqs last enabled at (35388): [] __down_trylock_console_sem+0x86/0xa0 [ 30.871834][ T776] hardirqs last disabled at (35389): [] console_emit_next_record+0x3d4/0x4c0 [ 30.871836][ T776] softirqs last enabled at (35356): [] __alloc_skb+0x4c2/0x5f0 [ 30.871840][ T776] softirqs last disabled at (35384): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 30.871843][ T776] Preemption disabled at: [ 30.871844][ T776] [<0000000000000000>] 0x0 [ 30.871850][ T776] CPU: 0 UID: 0 PID: 776 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 30.871854][ T776] Tainted: [W]=WARN [ 30.871855][ T776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.871857][ T776] Call Trace: [ 30.871858][ T776] [ 30.871860][ T776] dump_stack_lvl+0x6f/0xa0 [ 30.871866][ T776] __might_resched.cold+0x1fe/0x2c1 [ 30.871870][ T776] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 30.871874][ T776] ? __kmalloc_noprof+0xdb/0x760 [ 30.871879][ T776] __kmalloc_noprof+0x443/0x760 [ 30.871881][ T776] ? alloc_buf.isra.0+0x4b/0x260 [ 30.871887][ T776] ? do_raw_spin_unlock+0x59/0x250 [ 30.871890][ T776] alloc_buf.isra.0+0x4b/0x260 [ 30.871893][ T776] put_chars+0x1e1/0x2f0 [ 30.871896][ T776] ? __send_to_port+0x420/0x420 [ 30.871897][ T776] ? check_prev_add+0x316/0xe90 [ 30.871901][ T776] ? validate_chain+0x34a/0xc20 [ 30.871905][ T776] hvc_console_print+0x292/0x780 [ 30.871908][ T776] ? mark_usage+0x61/0x170 [ 30.871910][ T776] ? __lock_acquire+0x518/0xc20 [ 30.871912][ T776] ? __lock_acquire+0x518/0xc20 [ 30.871916][ T776] ? hvc_write+0x3a0/0x3a0 [ 30.871917][ T776] ? lock_acquire.part.0+0xd4/0x280 [ 30.871921][ T776] ? lock_acquire+0x13c/0x160 [ 30.871925][ T776] console_emit_next_record+0x22f/0x4c0 [ 30.871929][ T776] ? devkmsg_read+0x4b0/0x4b0 [ 30.871931][ T776] ? console_flush_one_record+0x106/0x710 [ 30.871934][ T776] ? rcu_is_watching+0x16/0xd0 [ 30.871938][ T776] ? lock_acquire+0x13c/0x160 [ 30.871942][ T776] console_flush_one_record+0x46f/0x710 [ 30.871946][ T776] ? console_emit_next_record+0x4c0/0x4c0 [ 30.871947][ T776] ? __lock_acquire+0x518/0xc20 [ 30.871952][ T776] console_unlock+0xee/0x1f0 [ 30.871955][ T776] ? console_flush_one_record+0x710/0x710 [ 30.871957][ T776] ? rcu_is_watching+0x16/0xd0 [ 30.871960][ T776] ? lock_acquire+0x60/0x160 [ 30.871963][ T776] ? __down_trylock_console_sem+0x5e/0xa0 [ 30.871965][ T776] ? vprintk_emit+0x320/0x3e0 [ 30.871968][ T776] vprintk_emit+0x37c/0x3e0 [ 30.871972][ T776] ? wake_up_klogd_work_func+0x90/0x90 [ 30.871974][ T776] ? kernel_text_address+0x149/0x170 [ 30.871977][ T776] ? __kernel_text_address+0x12/0x30 [ 30.871978][ T776] ? write_profile+0xf0/0xf0 [ 30.871981][ T776] ? unwind_get_return_address+0x67/0xd0 [ 30.871986][ T776] _printk+0xc7/0x100 [ 30.871989][ T776] ? snapshot_read.cold+0x21/0x21 [ 30.871993][ T776] ? mark_usage+0x61/0x170 [ 30.871994][ T776] ? netdev_name+0x43/0x60 [ 30.871998][ T776] ? __netdev_printk+0x17f/0x1d0 [ 30.872001][ T776] netdev_info+0xe2/0x116 [ 30.872003][ T776] ? netdev_notice+0x120/0x120 [ 30.872005][ T776] ? find_held_lock+0x2b/0x80 [ 30.872007][ T776] ? mark_usage+0x61/0x170 [ 30.872010][ T776] ? __lock_acquire+0x518/0xc20 [ 30.872016][ T776] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 30.872020][ T776] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 30.872024][ T776] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 30.872030][ T776] ovpn_peer_remove+0x394/0x640 [ovpn] [ 30.872033][ T776] ? do_raw_spin_lock+0x131/0x280 [ 30.872036][ T776] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 30.872042][ T776] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 30.872046][ T776] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 30.872052][ T776] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 30.872055][ T776] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 30.872059][ T776] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 30.872062][ T776] ? ref_tracker_alloc+0x28d/0x430 [ 30.872074][ T776] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 30.872079][ T776] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 30.872084][ T776] genl_family_rcv_msg_doit+0x206/0x300 [ 30.872088][ T776] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 30.872090][ T776] ? __lock_release.isra.0+0x69/0x1a0 [ 30.872095][ T776] ? rcu_is_watching+0x16/0xd0 [ 30.872098][ T776] ? cap_capable+0x1d7/0x3d0 [ 30.872101][ T776] ? write_profile+0xf0/0xf0 [ 30.872103][ T776] ? unwind_get_return_address+0x67/0xd0 [ 30.872106][ T776] genl_family_rcv_msg+0x3a4/0x640 [ 30.872110][ T776] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 30.872112][ T776] ? rcu_read_lock_any_held+0x3c/0x90 [ 30.872114][ T776] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 30.872117][ T776] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 30.872120][ T776] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 30.872123][ T776] ? __lock_acquire+0x518/0xc20 [ 30.872128][ T776] genl_rcv_msg+0xbb/0x160 [ 30.872131][ T776] netlink_rcv_skb+0x14e/0x3a0 [ 30.872133][ T776] ? genl_family_rcv_msg+0x640/0x640 [ 30.872137][ T776] ? netlink_ack+0xcf0/0xcf0 [ 30.872144][ T776] ? netlink_deliver_tap+0xc5/0x330 [ 30.872145][ T776] ? netlink_deliver_tap+0x13c/0x330 [ 30.872149][ T776] genl_rcv+0x28/0x40 [ 30.872152][ T776] netlink_unicast+0x486/0x750 [ 30.872156][ T776] ? netlink_attachskb+0x810/0x810 [ 30.872159][ T776] ? __lock_acquire+0x518/0xc20 [ 30.872163][ T776] netlink_sendmsg+0x735/0xc60 [ 30.872167][ T776] ? netlink_unicast+0x750/0x750 [ 30.872171][ T776] ? __might_fault+0x97/0x140 [ 30.872176][ T776] ____sys_sendmsg+0x415/0x880 [ 30.872179][ T776] ? copy_msghdr_from_user+0x279/0x420 [ 30.872182][ T776] ? get_timestamp.constprop.0+0x390/0x390 [ 30.872183][ T776] ? move_addr_to_kernel+0x40/0x40 [ 30.872191][ T776] ___sys_sendmsg+0x14e/0x1d0 [ 30.872194][ T776] ? copy_msghdr_from_user+0x420/0x420 [ 30.872195][ T776] ? kfree+0x22/0x590 [ 30.872210][ T776] __sys_sendmsg+0x12c/0x1d0 [ 30.872213][ T776] ? __sys_sendmsg_sock+0x20/0x20 [ 30.872219][ T776] ? rcu_is_watching+0x16/0xd0 [ 30.872221][ T776] ? rcu_is_watching+0x16/0xd0 [ 30.872225][ T776] do_syscall_64+0xff/0x530 [ 30.872228][ T776] ? exc_page_fault+0xee/0x100 [ 30.872230][ T776] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 30.872233][ T776] RIP: 0033:0x7f29b148f54e [ 30.872235][ T776] 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 [ 30.872237][ T776] RSP: 002b:00007ffd777d62a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.872239][ T776] RAX: ffffffffffffffda RBX: 0000000000b14130 RCX: 00007f29b148f54e [ 30.872241][ T776] RDX: 0000000000000000 RSI: 00007ffd777d6340 RDI: 0000000000000005 [ 30.872242][ T776] RBP: 00007ffd777d62b0 R08: 0000000000000000 R09: 0000000000000000 [ 30.872243][ T776] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000b14200 [ 30.872244][ T776] R13: 00007ffd777d6340 R14: 0000000000b15260 R15: 000000000040bda8 [ 30.872250][ T776] [ 31.003537][ T780] tun1: deleting peer with id 10, reason 1 [ 33.909541][ T828] tun0: deleting peer with id 2, reason 1 [ 33.909562][ T828] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.909564][ T828] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 828, name: ovpn-cli [ 33.909566][ T828] preempt_count: 202, expected: 0 [ 33.909567][ T828] RCU nest depth: 0, expected: 0 [ 33.909568][ T828] locks held by ovpn-cli/828: 6, last CPU#2: [ 33.909569][ T828] #0: ffffffff98744ba8 (cb_lock){++++}-{4:4}, at: genl_rcv+0x19/0x40 [ 33.909581][ T828] #1: ff11000016b24e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_del+0xa0/0x590 [ovpn] [ 33.909595][ T828] #2: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 33.909601][ T828] #3: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 33.909605][ T828] #4: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 33.909609][ T828] #5: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 33.909613][ T828] irq event stamp: 33093 [ 33.909614][ T828] hardirqs last enabled at (33092): [] __down_trylock_console_sem+0x86/0xa0 [ 33.909616][ T828] hardirqs last disabled at (33093): [] console_emit_next_record+0x3d4/0x4c0 [ 33.909618][ T828] softirqs last enabled at (33058): [] __alloc_skb+0x4c2/0x5f0 [ 33.909621][ T828] softirqs last disabled at (33088): [] ovpn_peer_del+0xa0/0x590 [ovpn] [ 33.909625][ T828] Preemption disabled at: [ 33.909625][ T828] [<0000000000000000>] 0x0 [ 33.909632][ T828] CPU: 2 UID: 0 PID: 828 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.909635][ T828] Tainted: [W]=WARN [ 33.909636][ T828] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.909638][ T828] Call Trace: [ 33.909640][ T828] [ 33.909641][ T828] dump_stack_lvl+0x6f/0xa0 [ 33.909647][ T828] __might_resched.cold+0x1fe/0x2c1 [ 33.909652][ T828] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.909656][ T828] ? __kmalloc_noprof+0xdb/0x760 [ 33.909660][ T828] __kmalloc_noprof+0x443/0x760 [ 33.909663][ T828] ? alloc_buf.isra.0+0x4b/0x260 [ 33.909668][ T828] ? do_raw_spin_unlock+0x59/0x250 [ 33.909671][ T828] alloc_buf.isra.0+0x4b/0x260 [ 33.909674][ T828] put_chars+0x1e1/0x2f0 [ 33.909677][ T828] ? __send_to_port+0x420/0x420 [ 33.909680][ T828] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 33.909684][ T828] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.909687][ T828] ? validate_chain+0x38b/0xc20 [ 33.909691][ T828] hvc_console_print+0x292/0x780 [ 33.909693][ T828] ? mark_usage+0x61/0x170 [ 33.909695][ T828] ? __lock_acquire+0x518/0xc20 [ 33.909697][ T828] ? __lock_acquire+0x518/0xc20 [ 33.909701][ T828] ? hvc_write+0x3a0/0x3a0 [ 33.909702][ T828] ? lock_acquire.part.0+0xd4/0x280 [ 33.909707][ T828] ? lock_acquire+0x13c/0x160 [ 33.909710][ T828] console_emit_next_record+0x22f/0x4c0 [ 33.909714][ T828] ? devkmsg_read+0x4b0/0x4b0 [ 33.909716][ T828] ? console_flush_one_record+0x106/0x710 [ 33.909719][ T828] ? rcu_is_watching+0x16/0xd0 [ 33.909722][ T828] ? lock_acquire+0x13c/0x160 [ 33.909726][ T828] console_flush_one_record+0x46f/0x710 [ 33.909730][ T828] ? console_emit_next_record+0x4c0/0x4c0 [ 33.909732][ T828] ? __lock_acquire+0x518/0xc20 [ 33.909737][ T828] console_unlock+0xee/0x1f0 [ 33.909739][ T828] ? console_flush_one_record+0x710/0x710 [ 33.909741][ T828] ? rcu_is_watching+0x16/0xd0 [ 33.909743][ T828] ? lock_acquire+0x60/0x160 [ 33.909747][ T828] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.909749][ T828] ? vprintk_emit+0x320/0x3e0 [ 33.909752][ T828] vprintk_emit+0x37c/0x3e0 [ 33.909756][ T828] ? wake_up_klogd_work_func+0x90/0x90 [ 33.909758][ T828] ? kernel_text_address+0x149/0x170 [ 33.909761][ T828] ? __kernel_text_address+0x12/0x30 [ 33.909762][ T828] ? write_profile+0xf0/0xf0 [ 33.909765][ T828] ? unwind_get_return_address+0x67/0xd0 [ 33.909770][ T828] _printk+0xc7/0x100 [ 33.909773][ T828] ? snapshot_read.cold+0x21/0x21 [ 33.909777][ T828] ? mark_usage+0x61/0x170 [ 33.909779][ T828] ? netdev_name+0x43/0x60 [ 33.909782][ T828] ? __netdev_printk+0x17f/0x1d0 [ 33.909786][ T828] netdev_info+0xe2/0x116 [ 33.909788][ T828] ? netdev_notice+0x120/0x120 [ 33.909789][ T828] ? find_held_lock+0x2b/0x80 [ 33.909792][ T828] ? mark_usage+0x61/0x170 [ 33.909795][ T828] ? __lock_acquire+0x518/0xc20 [ 33.909800][ T828] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 33.909805][ T828] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 33.909809][ T828] ? ovpn_peer_get_by_id+0x1fd/0x7a0 [ovpn] [ 33.909814][ T828] ovpn_peer_remove+0x394/0x640 [ovpn] [ 33.909818][ T828] ? do_raw_spin_lock+0x131/0x280 [ 33.909821][ T828] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 33.909827][ T828] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 33.909831][ T828] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 33.909837][ T828] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 33.909841][ T828] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 33.909845][ T828] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 33.909847][ T828] ? ref_tracker_alloc+0x28d/0x430 [ 33.909858][ T828] ? ovpn_get_dev_from_attrs+0x170/0x660 [ovpn] [ 33.909862][ T828] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 33.909868][ T828] genl_family_rcv_msg_doit+0x206/0x300 [ 33.909871][ T828] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 33.909873][ T828] ? __lock_release.isra.0+0x69/0x1a0 [ 33.909879][ T828] ? rcu_is_watching+0x16/0xd0 [ 33.909881][ T828] ? cap_capable+0x1d7/0x3d0 [ 33.909885][ T828] ? write_profile+0xf0/0xf0 [ 33.909886][ T828] ? unwind_get_return_address+0x67/0xd0 [ 33.909890][ T828] genl_family_rcv_msg+0x3a4/0x640 [ 33.909893][ T828] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 33.909896][ T828] ? rcu_read_lock_any_held+0x3c/0x90 [ 33.909897][ T828] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 33.909900][ T828] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 33.909903][ T828] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 33.909906][ T828] ? __lock_acquire+0x518/0xc20 [ 33.909911][ T828] genl_rcv_msg+0xbb/0x160 [ 33.909915][ T828] netlink_rcv_skb+0x14e/0x3a0 [ 33.909917][ T828] ? genl_family_rcv_msg+0x640/0x640 [ 33.909920][ T828] ? netlink_ack+0xcf0/0xcf0 [ 33.909927][ T828] ? netlink_deliver_tap+0xc5/0x330 [ 33.909929][ T828] ? netlink_deliver_tap+0x13c/0x330 [ 33.909933][ T828] genl_rcv+0x28/0x40 [ 33.909935][ T828] netlink_unicast+0x486/0x750 [ 33.909939][ T828] ? netlink_attachskb+0x810/0x810 [ 33.909942][ T828] ? __lock_acquire+0x518/0xc20 [ 33.909946][ T828] netlink_sendmsg+0x735/0xc60 [ 33.909950][ T828] ? netlink_unicast+0x750/0x750 [ 33.909954][ T828] ? __might_fault+0x97/0x140 [ 33.909959][ T828] ____sys_sendmsg+0x415/0x880 [ 33.909963][ T828] ? copy_msghdr_from_user+0x279/0x420 [ 33.909965][ T828] ? get_timestamp.constprop.0+0x390/0x390 [ 33.909967][ T828] ? move_addr_to_kernel+0x40/0x40 [ 33.909974][ T828] ___sys_sendmsg+0x14e/0x1d0 [ 33.909977][ T828] ? copy_msghdr_from_user+0x420/0x420 [ 33.909979][ T828] ? kfree+0x22/0x590 [ 33.909994][ T828] __sys_sendmsg+0x12c/0x1d0 [ 33.909997][ T828] ? __sys_sendmsg_sock+0x20/0x20 [ 33.910002][ T828] ? rcu_is_watching+0x16/0xd0 [ 33.910004][ T828] ? rcu_is_watching+0x16/0xd0 [ 33.910008][ T828] do_syscall_64+0xff/0x530 [ 33.910011][ T828] ? exc_page_fault+0xee/0x100 [ 33.910014][ T828] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.910016][ T828] RIP: 0033:0x7fa3da7f154e [ 33.910019][ T828] 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 [ 33.910020][ T828] RSP: 002b:00007ffdf72d8230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.910023][ T828] RAX: ffffffffffffffda RBX: 000000002d75b130 RCX: 00007fa3da7f154e [ 33.910025][ T828] RDX: 0000000000000000 RSI: 00007ffdf72d82d0 RDI: 0000000000000005 [ 33.910025][ T828] RBP: 00007ffdf72d8240 R08: 0000000000000000 R09: 0000000000000000 [ 33.910026][ T828] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002d75b200 [ 33.910027][ T828] R13: 00007ffdf72d82d0 R14: 000000002d75c260 R15: 000000000040bda8 [ 33.910034][ T828] [ 34.045466][ T832] tun2: deleting peer with id 11, reason 1 [ 39.082338][ T68] tun0: deleting peer with id 4, reason 2 [ 39.082400][ T68] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 39.082402][ T68] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 68, name: kworker/1:1 [ 39.082403][ T68] preempt_count: 202, expected: 0 [ 39.082404][ T68] RCU nest depth: 0, expected: 0 [ 39.082405][ T68] locks held by kworker/1:1/68: 7, last CPU#1: [ 39.082407][ T68] #0: ff1100000a438f40 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 39.082419][ T68] #1: ffa0000000497d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 39.082423][ T68] #2: ff11000016b24e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 39.082431][ T68] #3: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 39.082436][ T68] #4: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 39.082439][ T68] #5: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 39.082443][ T68] #6: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 39.082446][ T68] irq event stamp: 1853973 [ 39.082447][ T68] hardirqs last enabled at (1853972): [] __down_trylock_console_sem+0x86/0xa0 [ 39.082450][ T68] hardirqs last disabled at (1853973): [] console_emit_next_record+0x3d4/0x4c0 [ 39.082452][ T68] softirqs last enabled at (1853956): [] neigh_periodic_work+0x6b9/0xa60 [ 39.082456][ T68] softirqs last disabled at (1853966): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 39.082459][ T68] Preemption disabled at: [ 39.082460][ T68] [<0000000000000000>] 0x0 [ 39.082467][ T68] CPU: 1 UID: 0 PID: 68 Comm: kworker/1:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 39.082471][ T68] Tainted: [W]=WARN [ 39.082471][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.082474][ T68] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 39.082478][ T68] Call Trace: [ 39.082480][ T68] [ 39.082483][ T68] dump_stack_lvl+0x6f/0xa0 [ 39.082489][ T68] __might_resched.cold+0x1fe/0x2c1 [ 39.082494][ T68] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 39.082498][ T68] ? __kmalloc_noprof+0xdb/0x760 [ 39.082502][ T68] __kmalloc_noprof+0x443/0x760 [ 39.082505][ T68] ? alloc_buf.isra.0+0x4b/0x260 [ 39.082511][ T68] ? do_raw_spin_unlock+0x59/0x250 [ 39.082514][ T68] alloc_buf.isra.0+0x4b/0x260 [ 39.082517][ T68] put_chars+0x1e1/0x2f0 [ 39.082520][ T68] ? __send_to_port+0x420/0x420 [ 39.082525][ T68] ? validate_chain+0x34a/0xc20 [ 39.082529][ T68] hvc_console_print+0x292/0x780 [ 39.082532][ T68] ? mark_usage+0x61/0x170 [ 39.082534][ T68] ? __lock_acquire+0x518/0xc20 [ 39.082535][ T68] ? __lock_acquire+0x518/0xc20 [ 39.082539][ T68] ? hvc_write+0x3a0/0x3a0 [ 39.082541][ T68] ? console_emit_next_record+0x1df/0x4c0 [ 39.082544][ T68] ? rcu_is_watching+0x16/0xd0 [ 39.082548][ T68] ? lock_acquire+0x13c/0x160 [ 39.082552][ T68] console_emit_next_record+0x22f/0x4c0 [ 39.082556][ T68] ? devkmsg_read+0x4b0/0x4b0 [ 39.082558][ T68] ? console_flush_one_record+0x106/0x710 [ 39.082561][ T68] ? rcu_is_watching+0x16/0xd0 [ 39.082564][ T68] ? lock_acquire+0x13c/0x160 [ 39.082568][ T68] console_flush_one_record+0x46f/0x710 [ 39.082572][ T68] ? console_emit_next_record+0x4c0/0x4c0 [ 39.082573][ T68] ? __lock_acquire+0x518/0xc20 [ 39.082579][ T68] console_unlock+0xee/0x1f0 [ 39.082582][ T68] ? console_flush_one_record+0x710/0x710 [ 39.082583][ T68] ? rcu_is_watching+0x16/0xd0 [ 39.082586][ T68] ? lock_acquire+0x60/0x160 [ 39.082589][ T68] ? __down_trylock_console_sem+0x5e/0xa0 [ 39.082591][ T68] ? vprintk_emit+0x320/0x3e0 [ 39.082599][ T68] vprintk_emit+0x37c/0x3e0 [ 39.082602][ T68] ? wake_up_klogd_work_func+0x90/0x90 [ 39.082604][ T68] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 39.082607][ T68] ? rcu_read_lock_any_held+0x3c/0x90 [ 39.082610][ T68] ? validate_chain+0x38b/0xc20 [ 39.082613][ T68] _printk+0xc7/0x100 [ 39.082617][ T68] ? snapshot_read.cold+0x21/0x21 [ 39.082621][ T68] ? netdev_name+0x43/0x60 [ 39.082625][ T68] ? __netdev_printk+0x17f/0x1d0 [ 39.082628][ T68] netdev_info+0xe2/0x116 [ 39.082631][ T68] ? netdev_notice+0x120/0x120 [ 39.082634][ T68] ? debug_object_activate+0x345/0x4a0 [ 39.082640][ T68] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 39.082642][ T68] ? rcu_read_lock_any_held+0x3c/0x90 [ 39.082646][ T68] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 39.082652][ T68] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 39.082658][ T68] ovpn_peer_remove+0x394/0x640 [ovpn] [ 39.082663][ T68] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 39.082666][ T68] ? __rwlock_init+0x150/0x150 [ 39.082669][ T68] ? mark_held_locks+0x40/0x70 [ 39.082673][ T68] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 39.082677][ T68] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 39.082680][ T68] ? __rwlock_init+0x150/0x150 [ 39.082685][ T68] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 39.082690][ T68] ? process_one_work+0xdfc/0x1560 [ 39.082692][ T68] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 39.082696][ T68] ? rcu_is_watching+0x16/0xd0 [ 39.082698][ T68] ? lock_acquire+0x13c/0x160 [ 39.082700][ T68] ? rcu_is_watching+0x16/0xd0 [ 39.082704][ T68] process_one_work+0xe3e/0x1560 [ 39.082710][ T68] ? __queue_delayed_work+0x470/0x470 [ 39.082713][ T68] ? lock_acquire.part.0+0xd4/0x280 [ 39.082720][ T68] worker_thread+0x4f1/0xd60 [ 39.082725][ T68] ? rescuer_thread+0x1340/0x1340 [ 39.082727][ T68] ? __kthread_parkme+0xbd/0x210 [ 39.082730][ T68] ? rescuer_thread+0x1340/0x1340 [ 39.082733][ T68] ? rescuer_thread+0x1340/0x1340 [ 39.082735][ T68] kthread+0x367/0x460 [ 39.082737][ T68] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 39.082740][ T68] ? kthread_affine_preferred+0x4c0/0x4c0 [ 39.082743][ T68] ret_from_fork+0x474/0x6b0 [ 39.082747][ T68] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 39.082750][ T68] ? __switch_to+0x5a3/0xe00 [ 39.082753][ T68] ? kthread_affine_preferred+0x4c0/0x4c0 [ 39.082756][ T68] ret_from_fork_asm+0x11/0x20 [ 39.082765][ T68] [ 39.107227][ T68] tun0: deleting peer with id 3, reason 2 [ 39.113058][ T68] tun0: deleting peer with id 5, reason 2 [ 40.170090][ T68] tun0: deleting peer with id 6, reason 2 [ 40.170100][ T68] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 40.170102][ T68] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 68, name: kworker/1:1 [ 40.170103][ T68] preempt_count: 202, expected: 0 [ 40.170104][ T68] RCU nest depth: 0, expected: 0 [ 40.170105][ T68] locks held by kworker/1:1/68: 7, last CPU#1: [ 40.170106][ T68] #0: ff1100000a438f40 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 40.170112][ T68] #1: ffa0000000497d10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 40.170116][ T68] #2: ff11000016b24e68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 40.170122][ T68] #3: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 40.170126][ T68] #4: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 40.170129][ T68] #5: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 40.170133][ T68] #6: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 40.170137][ T68] irq event stamp: 1855057 [ 40.170137][ T68] hardirqs last enabled at (1855056): [] __down_trylock_console_sem+0x86/0xa0 [ 40.170140][ T68] hardirqs last disabled at (1855057): [] console_emit_next_record+0x3d4/0x4c0 [ 40.170142][ T68] softirqs last enabled at (1854586): [] ovpn_peer_release+0x37/0xe0 [ovpn] [ 40.170145][ T68] softirqs last disabled at (1855050): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 40.170148][ T68] Preemption disabled at: [ 40.170148][ T68] [<0000000000000000>] 0x0 [ 40.170153][ T68] CPU: 1 UID: 0 PID: 68 Comm: kworker/1:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 40.170155][ T68] Tainted: [W]=WARN [ 40.170156][ T68] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.170157][ T68] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 40.170161][ T68] Call Trace: [ 40.170162][ T68] [ 40.170165][ T68] dump_stack_lvl+0x6f/0xa0 [ 40.170169][ T68] __might_resched.cold+0x1fe/0x2c1 [ 40.170171][ T68] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 40.170174][ T68] ? __kmalloc_noprof+0xdb/0x760 [ 40.170178][ T68] __kmalloc_noprof+0x443/0x760 [ 40.170180][ T68] ? alloc_buf.isra.0+0x4b/0x260 [ 40.170184][ T68] ? do_raw_spin_unlock+0x59/0x250 [ 40.170186][ T68] alloc_buf.isra.0+0x4b/0x260 [ 40.170190][ T68] put_chars+0x1e1/0x2f0 [ 40.170191][ T68] ? prb_final_commit+0x50/0x50 [ 40.170193][ T68] ? __send_to_port+0x420/0x420 [ 40.170196][ T68] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 40.170199][ T68] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.170201][ T68] ? validate_chain+0x38b/0xc20 [ 40.170205][ T68] hvc_console_print+0x292/0x780 [ 40.170207][ T68] ? mark_usage+0x61/0x170 [ 40.170209][ T68] ? __lock_acquire+0x518/0xc20 [ 40.170210][ T68] ? __lock_acquire+0x518/0xc20 [ 40.170214][ T68] ? hvc_write+0x3a0/0x3a0 [ 40.170216][ T68] ? console_emit_next_record+0x1df/0x4c0 [ 40.170220][ T68] ? rcu_is_watching+0x16/0xd0 [ 40.170222][ T68] ? lock_acquire+0x13c/0x160 [ 40.170226][ T68] console_emit_next_record+0x22f/0x4c0 [ 40.170230][ T68] ? devkmsg_read+0x4b0/0x4b0 [ 40.170231][ T68] ? console_flush_one_record+0x106/0x710 [ 40.170235][ T68] ? rcu_is_watching+0x16/0xd0 [ 40.170237][ T68] ? lock_acquire+0x13c/0x160 [ 40.170241][ T68] console_flush_one_record+0x46f/0x710 [ 40.170245][ T68] ? console_emit_next_record+0x4c0/0x4c0 [ 40.170247][ T68] ? __lock_acquire+0x518/0xc20 [ 40.170252][ T68] console_unlock+0xee/0x1f0 [ 40.170255][ T68] ? console_flush_one_record+0x710/0x710 [ 40.170257][ T68] ? rcu_is_watching+0x16/0xd0 [ 40.170259][ T68] ? lock_acquire+0x60/0x160 [ 40.170263][ T68] ? __down_trylock_console_sem+0x5e/0xa0 [ 40.170264][ T68] ? vprintk_emit+0x320/0x3e0 [ 40.170268][ T68] vprintk_emit+0x37c/0x3e0 [ 40.170272][ T68] ? wake_up_klogd_work_func+0x90/0x90 [ 40.170275][ T68] ? arch_stack_walk+0xd7/0x130 [ 40.170280][ T68] _printk+0xc7/0x100 [ 40.170282][ T68] ? snapshot_read.cold+0x21/0x21 [ 40.170287][ T68] ? netdev_name+0x43/0x60 [ 40.170289][ T68] ? __netdev_printk+0x17f/0x1d0 [ 40.170292][ T68] netdev_info+0xe2/0x116 [ 40.170294][ T68] ? netdev_notice+0x120/0x120 [ 40.170296][ T68] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.170299][ T68] ? kthread+0x367/0x460 [ 40.170301][ T68] ? ret_from_fork+0x474/0x6b0 [ 40.170303][ T68] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 40.170306][ T68] ? rcu_read_lock_any_held+0x3c/0x90 [ 40.170310][ T68] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 40.170315][ T68] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 40.170322][ T68] ovpn_peer_remove+0x394/0x640 [ovpn] [ 40.170325][ T68] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 40.170328][ T68] ? __rwlock_init+0x150/0x150 [ 40.170330][ T68] ? mark_held_locks+0x40/0x70 [ 40.170335][ T68] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 40.170339][ T68] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 40.170342][ T68] ? __rwlock_init+0x150/0x150 [ 40.170347][ T68] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 40.170351][ T68] ? process_one_work+0xdfc/0x1560 [ 40.170354][ T68] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 40.170357][ T68] ? rcu_is_watching+0x16/0xd0 [ 40.170359][ T68] ? lock_acquire+0x13c/0x160 [ 40.170361][ T68] ? rcu_is_watching+0x16/0xd0 [ 40.170365][ T68] process_one_work+0xe3e/0x1560 [ 40.170372][ T68] ? __queue_delayed_work+0x470/0x470 [ 40.170375][ T68] ? lock_acquire.part.0+0xd4/0x280 [ 40.170382][ T68] worker_thread+0x4f1/0xd60 [ 40.170386][ T68] ? rescuer_thread+0x1340/0x1340 [ 40.170388][ T68] ? __kthread_parkme+0xbd/0x210 [ 40.170391][ T68] ? rescuer_thread+0x1340/0x1340 [ 40.170394][ T68] ? rescuer_thread+0x1340/0x1340 [ 40.170396][ T68] kthread+0x367/0x460 [ 40.170397][ T68] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 40.170399][ T68] ? kthread_affine_preferred+0x4c0/0x4c0 [ 40.170402][ T68] ret_from_fork+0x474/0x6b0 [ 40.170405][ T68] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 40.170408][ T68] ? __switch_to+0x5a3/0xe00 [ 40.170410][ T68] ? kthread_affine_preferred+0x4c0/0x4c0 [ 40.170413][ T68] ret_from_fork_asm+0x11/0x20 [ 40.170421][ T68] [ 45.226633][ T53] tun3: deleting peer with id 12, reason 2 [ 45.226658][ T53] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 45.226661][ T53] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 53, name: kworker/3:1 [ 45.226663][ T53] preempt_count: 202, expected: 0 [ 45.226664][ T53] RCU nest depth: 0, expected: 0 [ 45.226665][ T53] locks held by kworker/3:1/53: 7, last CPU#3: [ 45.226667][ T53] #0: ff1100000a438f40 ((wq_completion)ovpn){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 45.226679][ T53] #1: ffa000000039fd10 ((work_completion)(&(&ovpn->keepalive_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 45.226684][ T53] #2: ff1100001321ce68 (&ovpn->lock){+...}-{3:3}, at: ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 45.226691][ T53] #3: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 45.226697][ T53] #4: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 45.226701][ T53] #5: ffffffff97e99660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 45.226705][ T53] #6: ffffffff97e99560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 45.226709][ T53] irq event stamp: 31207 [ 45.226710][ T53] hardirqs last enabled at (31206): [] __down_trylock_console_sem+0x86/0xa0 [ 45.226713][ T53] hardirqs last disabled at (31207): [] console_emit_next_record+0x3d4/0x4c0 [ 45.226715][ T53] softirqs last enabled at (30790): [] unlock_ovpn+0x1e/0x110 [ovpn] [ 45.226719][ T53] softirqs last disabled at (31196): [] ovpn_peer_keepalive_work+0xcc/0x580 [ovpn] [ 45.226723][ T53] Preemption disabled at: [ 45.226723][ T53] [<0000000000000000>] 0x0 [ 45.226731][ T53] CPU: 3 UID: 0 PID: 53 Comm: kworker/3:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 45.226735][ T53] Tainted: [W]=WARN [ 45.226736][ T53] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.226738][ T53] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 45.226744][ T53] Call Trace: [ 45.226745][ T53] [ 45.226748][ T53] dump_stack_lvl+0x6f/0xa0 [ 45.226754][ T53] __might_resched.cold+0x1fe/0x2c1 [ 45.226758][ T53] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 45.226763][ T53] ? __kmalloc_noprof+0xdb/0x760 [ 45.226768][ T53] __kmalloc_noprof+0x443/0x760 [ 45.226770][ T53] ? alloc_buf.isra.0+0x4b/0x260 [ 45.226777][ T53] ? do_raw_spin_unlock+0x59/0x250 [ 45.226779][ T53] alloc_buf.isra.0+0x4b/0x260 [ 45.226783][ T53] put_chars+0x1e1/0x2f0 [ 45.226785][ T53] ? prb_final_commit+0x50/0x50 [ 45.226787][ T53] ? __send_to_port+0x420/0x420 [ 45.226790][ T53] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 45.226795][ T53] ? rcu_read_lock_any_held+0x3c/0x90 [ 45.226797][ T53] ? validate_chain+0x38b/0xc20 [ 45.226801][ T53] hvc_console_print+0x292/0x780 [ 45.226804][ T53] ? mark_usage+0x61/0x170 [ 45.226806][ T53] ? __lock_acquire+0x518/0xc20 [ 45.226808][ T53] ? __lock_acquire+0x518/0xc20 [ 45.226812][ T53] ? hvc_write+0x3a0/0x3a0 [ 45.226814][ T53] ? console_emit_next_record+0x1df/0x4c0 [ 45.226817][ T53] ? rcu_is_watching+0x16/0xd0 [ 45.226820][ T53] ? lock_acquire+0x13c/0x160 [ 45.226823][ T53] console_emit_next_record+0x22f/0x4c0 [ 45.226827][ T53] ? devkmsg_read+0x4b0/0x4b0 [ 45.226829][ T53] ? console_flush_one_record+0x106/0x710 [ 45.226832][ T53] ? rcu_is_watching+0x16/0xd0 [ 45.226835][ T53] ? lock_acquire+0x13c/0x160 [ 45.226839][ T53] console_flush_one_record+0x46f/0x710 [ 45.226843][ T53] ? console_emit_next_record+0x4c0/0x4c0 [ 45.226845][ T53] ? __lock_acquire+0x518/0xc20 [ 45.226850][ T53] console_unlock+0xee/0x1f0 [ 45.226852][ T53] ? console_flush_one_record+0x710/0x710 [ 45.226854][ T53] ? rcu_is_watching+0x16/0xd0 [ 45.226857][ T53] ? lock_acquire+0x60/0x160 [ 45.226860][ T53] ? __down_trylock_console_sem+0x5e/0xa0 [ 45.226862][ T53] ? vprintk_emit+0x320/0x3e0 [ 45.226865][ T53] vprintk_emit+0x37c/0x3e0 [ 45.226869][ T53] ? wake_up_klogd_work_func+0x90/0x90 [ 45.226872][ T53] ? __lock_release.isra.0+0x69/0x1a0 [ 45.226876][ T53] _printk+0xc7/0x100 [ 45.226880][ T53] ? snapshot_read.cold+0x21/0x21 [ 45.226882][ T53] ? try_to_wake_up+0x153/0x1130 [ 45.226885][ T53] ? select_fallback_rq+0x510/0x510 [ 45.226887][ T53] ? netdev_name+0x43/0x60 [ 45.226890][ T53] ? __netdev_printk+0x17f/0x1d0 [ 45.226894][ T53] netdev_info+0xe2/0x116 [ 45.226896][ T53] ? netdev_notice+0x120/0x120 [ 45.226901][ T53] ? __queue_work+0x3ab/0xd30 [ 45.226907][ T53] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 45.226912][ T53] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 45.226915][ T53] ? mark_held_locks+0x40/0x70 [ 45.226917][ T53] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 45.226919][ T53] ? lockdep_hardirqs_on+0x91/0x130 [ 45.226924][ T53] ovpn_peer_remove+0x394/0x640 [ovpn] [ 45.226928][ T53] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 45.226931][ T53] ? __rwlock_init+0x150/0x150 [ 45.226933][ T53] ? mark_held_locks+0x40/0x70 [ 45.226937][ T53] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 45.226941][ T53] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 45.226944][ T53] ? __rwlock_init+0x150/0x150 [ 45.226949][ T53] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 45.226953][ T53] ? process_one_work+0xdfc/0x1560 [ 45.226956][ T53] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 45.226959][ T53] ? rcu_is_watching+0x16/0xd0 [ 45.226962][ T53] ? lock_acquire+0x13c/0x160 [ 45.226964][ T53] ? rcu_is_watching+0x16/0xd0 [ 45.226967][ T53] ? process_one_work+0xdfc/0x1560 [ 45.226969][ T53] process_one_work+0xe3e/0x1560 [ 45.226975][ T53] ? __queue_delayed_work+0x470/0x470 [ 45.226978][ T53] ? lock_acquire.part.0+0xd4/0x280 [ 45.226985][ T53] worker_thread+0x4f1/0xd60 [ 45.226990][ T53] ? rescuer_thread+0x1340/0x1340 [ 45.226992][ T53] ? __kthread_parkme+0xbd/0x210 [ 45.226995][ T53] ? rescuer_thread+0x1340/0x1340 [ 45.226998][ T53] ? rescuer_thread+0x1340/0x1340 [ 45.227000][ T53] kthread+0x367/0x460 [ 45.227002][ T53] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 45.227005][ T53] ? kthread_affine_preferred+0x4c0/0x4c0 [ 45.227008][ T53] ret_from_fork+0x474/0x6b0 [ 45.227012][ T53] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 45.227015][ T53] ? __switch_to+0x5a3/0xe00 [ 45.227018][ T53] ? kthread_affine_preferred+0x4c0/0x4c0 [ 45.227021][ T53] ret_from_fork_asm+0x11/0x20 [ 45.227029][ T53] [ 45.354120][ T67] tun4: deleting peer with id 13, reason 2 [ 45.417261][ T67] tun5: deleting peer with id 14, reason 2 [ 45.482097][ T67] tun6: deleting peer with id 15, reason 2 [ 49.401199][ C0] clocksource: Watchdog remote CPU 1 read timed out [ 49.401234][ C0] [ 49.401235][ C0] ======================================================== [ 49.401236][ C0] WARNING: possible irq lock inversion dependency detected [ 49.401238][ C0] 7.2.0-virtme #1 Tainted: G W [ 49.401240][ C0] -------------------------------------------------------- [ 49.401241][ C0] ip/1040 just changed the state of lock: [ 49.401242][ C0] ffffffff97e99660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 49.401254][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 49.401255][ C0] (fs_reclaim){+.+.}-{0:0} [ 49.401256][ C0] [ 49.401256][ C0] [ 49.401256][ C0] and interrupts could create inverse lock ordering between them. [ 49.401256][ C0] [ 49.401257][ C0] [ 49.401257][ C0] other info that might help us debug this: [ 49.401258][ C0] Possible interrupt unsafe locking scenario: [ 49.401258][ C0] [ 49.401258][ C0] CPU0 CPU1 [ 49.401259][ C0] ---- ---- [ 49.401259][ C0] lock(fs_reclaim); [ 49.401260][ C0] local_irq_disable(); [ 49.401261][ C0] lock(console_owner); [ 49.401262][ C0] lock(fs_reclaim); [ 49.401263][ C0] [ 49.401263][ C0] lock(console_owner); [ 49.401264][ C0] [ 49.401264][ C0] *** DEADLOCK *** [ 49.401264][ C0] [ 49.401264][ C0] locks held by ip/1040: 6, last CPU#0: [ 49.401265][ C0] #0: ff1100000d1b76b8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2fc/0x960 [ 49.401271][ C0] #1: ffffffff97f90b00 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame+0x17e/0x1ea0 [ 49.401275][ C0] #2: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 49.401279][ C0] #3: ffffffff97fde8b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 49.401283][ C0] #4: ffffffff97f79cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 49.401286][ C0] #5: ffffffff97f79d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 49.401289][ C0] [ 49.401289][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 49.401294][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 49.401296][ C0] HARDIRQ-ON-W at: [ 49.401297][ C0] __lock_acquire+0x388/0xc20 [ 49.401300][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401301][ C0] fs_reclaim_acquire+0xd5/0x120 [ 49.401304][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 49.401306][ C0] kthread_create_worker_on_node+0xea/0x210 [ 49.401309][ C0] workqueue_init+0x2a/0x680 [ 49.401312][ C0] kernel_init_freeable+0x2fe/0x630 [ 49.401315][ C0] kernel_init+0x21/0x150 [ 49.401319][ C0] ret_from_fork+0x474/0x6b0 [ 49.401322][ C0] ret_from_fork_asm+0x11/0x20 [ 49.401325][ C0] SOFTIRQ-ON-W at: [ 49.401325][ C0] __lock_acquire+0x388/0xc20 [ 49.401327][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401328][ C0] fs_reclaim_acquire+0xd5/0x120 [ 49.401329][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 49.401331][ C0] kthread_create_worker_on_node+0xea/0x210 [ 49.401332][ C0] workqueue_init+0x2a/0x680 [ 49.401333][ C0] kernel_init_freeable+0x2fe/0x630 [ 49.401334][ C0] kernel_init+0x21/0x150 [ 49.401336][ C0] ret_from_fork+0x474/0x6b0 [ 49.401337][ C0] ret_from_fork_asm+0x11/0x20 [ 49.401338][ C0] INITIAL USE at: [ 49.401339][ C0] __lock_acquire+0x388/0xc20 [ 49.401340][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401341][ C0] fs_reclaim_acquire+0xd5/0x120 [ 49.401343][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 49.401344][ C0] kthread_create_worker_on_node+0xea/0x210 [ 49.401345][ C0] workqueue_init+0x2a/0x680 [ 49.401346][ C0] kernel_init_freeable+0x2fe/0x630 [ 49.401348][ C0] kernel_init+0x21/0x150 [ 49.401349][ C0] ret_from_fork+0x474/0x6b0 [ 49.401350][ C0] ret_from_fork_asm+0x11/0x20 [ 49.401351][ C0] } [ 49.401352][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 49.401356][ C0] ... acquired at: [ 49.401356][ C0] __lock_acquire+0x518/0xc20 [ 49.401358][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401359][ C0] fs_reclaim_acquire+0xd5/0x120 [ 49.401360][ C0] __kmalloc_noprof+0xd3/0x760 [ 49.401361][ C0] alloc_buf.isra.0+0x4b/0x260 [ 49.401364][ C0] put_chars+0x1e1/0x2f0 [ 49.401366][ C0] hvc_console_print+0x292/0x780 [ 49.401368][ C0] console_emit_next_record+0x22f/0x4c0 [ 49.401370][ C0] console_flush_one_record+0x46f/0x710 [ 49.401371][ C0] console_unlock+0xee/0x1f0 [ 49.401373][ C0] vprintk_emit+0x37c/0x3e0 [ 49.401374][ C0] dev_vprintk_emit+0x27f/0x2c0 [ 49.401378][ C0] dev_printk_emit+0xb9/0xee [ 49.401379][ C0] _dev_info+0xe2/0x116 [ 49.401381][ C0] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 49.401383][ C0] cmos_do_probe+0x73b/0x98a [ 49.401384][ C0] platform_probe+0xfe/0x1f0 [ 49.401387][ C0] call_driver_probe+0x61/0x1c0 [ 49.401389][ C0] really_probe+0x199/0x760 [ 49.401390][ C0] __driver_probe_device+0x24f/0x440 [ 49.401392][ C0] driver_probe_device+0x4a/0xf0 [ 49.401393][ C0] __driver_attach+0x1b8/0x540 [ 49.401395][ C0] bus_for_each_dev+0x130/0x1e0 [ 49.401396][ C0] bus_add_driver+0x2c8/0x530 [ 49.401397][ C0] driver_register+0x1a3/0x390 [ 49.401399][ C0] __platform_driver_probe+0x13f/0x270 [ 49.401400][ C0] cmos_init+0x31/0x40 [ 49.401402][ C0] do_one_initcall+0x124/0x4f0 [ 49.401404][ C0] kernel_init_freeable+0x596/0x630 [ 49.401406][ C0] kernel_init+0x21/0x150 [ 49.401407][ C0] ret_from_fork+0x474/0x6b0 [ 49.401408][ C0] ret_from_fork_asm+0x11/0x20 [ 49.401409][ C0] [ 49.401409][ C0] -> (console_owner){..-.}-{0:0} { [ 49.401411][ C0] IN-SOFTIRQ-W at: [ 49.401412][ C0] __lock_acquire+0x388/0xc20 [ 49.401413][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401414][ C0] console_lock_spinning_enable+0x5c/0x60 [ 49.401416][ C0] console_emit_next_record+0x1d1/0x4c0 [ 49.401418][ C0] console_flush_one_record+0x46f/0x710 [ 49.401419][ C0] console_unlock+0xee/0x1f0 [ 49.401421][ C0] vprintk_emit+0x37c/0x3e0 [ 49.401422][ C0] _printk+0xc7/0x100 [ 49.401425][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 49.401427][ C0] call_timer_fn+0x160/0x4d0 [ 49.401429][ C0] __run_timers+0x68f/0xaa0 [ 49.401430][ C0] run_timer_softirq+0xf0/0x160 [ 49.401432][ C0] handle_softirqs+0x1d3/0x900 [ 49.401435][ C0] __irq_exit_rcu+0x145/0x1c0 [ 49.401436][ C0] irq_exit_rcu+0xe/0x30 [ 49.401437][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 49.401439][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 49.401441][ C0] unwind_next_frame+0x156b/0x1ea0 [ 49.401442][ C0] arch_stack_walk+0xd7/0x130 [ 49.401444][ C0] stack_trace_save+0x93/0xc0 [ 49.401446][ C0] kasan_save_stack+0x2f/0x50 [ 49.401448][ C0] kasan_save_track+0x14/0x30 [ 49.401450][ C0] kasan_save_free_info+0x3b/0x60 [ 49.401452][ C0] __kasan_slab_free+0x43/0x70 [ 49.401453][ C0] kmem_cache_free+0xf8/0x550 [ 49.401454][ C0] unlink_anon_vmas+0x47f/0x8d0 [ 49.401456][ C0] free_pgtables+0x2db/0x960 [ 49.401458][ C0] exit_mmap+0x45f/0x960 [ 49.401459][ C0] mmput+0xa9/0x450 [ 49.401461][ C0] exit_mm+0x134/0x200 [ 49.401463][ C0] do_exit+0x548/0xdc0 [ 49.401464][ C0] do_group_exit+0xb8/0x370 [ 49.401465][ C0] __x64_sys_exit_group+0x3c/0x50 [ 49.401466][ C0] x64_sys_call+0x1567/0x1570 [ 49.401467][ C0] do_syscall_64+0xff/0x530 [ 49.401469][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 49.401471][ C0] INITIAL USE at: [ 49.401471][ C0] } [ 49.401472][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 49.401475][ C0] ... acquired at: [ 49.401476][ C0] mark_lock+0x1d7/0xa00 [ 49.401477][ C0] mark_usage+0x42/0x170 [ 49.401478][ C0] __lock_acquire+0x388/0xc20 [ 49.401480][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401481][ C0] console_lock_spinning_enable+0x5c/0x60 [ 49.401482][ C0] console_emit_next_record+0x1d1/0x4c0 [ 49.401484][ C0] console_flush_one_record+0x46f/0x710 [ 49.401485][ C0] console_unlock+0xee/0x1f0 [ 49.401487][ C0] vprintk_emit+0x37c/0x3e0 [ 49.401488][ C0] _printk+0xc7/0x100 [ 49.401490][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 49.401491][ C0] call_timer_fn+0x160/0x4d0 [ 49.401492][ C0] __run_timers+0x68f/0xaa0 [ 49.401494][ C0] run_timer_softirq+0xf0/0x160 [ 49.401495][ C0] handle_softirqs+0x1d3/0x900 [ 49.401496][ C0] __irq_exit_rcu+0x145/0x1c0 [ 49.401498][ C0] irq_exit_rcu+0xe/0x30 [ 49.401499][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 49.401500][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 49.401501][ C0] unwind_next_frame+0x156b/0x1ea0 [ 49.401502][ C0] arch_stack_walk+0xd7/0x130 [ 49.401503][ C0] stack_trace_save+0x93/0xc0 [ 49.401505][ C0] kasan_save_stack+0x2f/0x50 [ 49.401506][ C0] kasan_save_track+0x14/0x30 [ 49.401507][ C0] kasan_save_free_info+0x3b/0x60 [ 49.401509][ C0] __kasan_slab_free+0x43/0x70 [ 49.401510][ C0] kmem_cache_free+0xf8/0x550 [ 49.401512][ C0] unlink_anon_vmas+0x47f/0x8d0 [ 49.401513][ C0] free_pgtables+0x2db/0x960 [ 49.401514][ C0] exit_mmap+0x45f/0x960 [ 49.401515][ C0] mmput+0xa9/0x450 [ 49.401516][ C0] exit_mm+0x134/0x200 [ 49.401518][ C0] do_exit+0x548/0xdc0 [ 49.401519][ C0] do_group_exit+0xb8/0x370 [ 49.401520][ C0] __x64_sys_exit_group+0x3c/0x50 [ 49.401520][ C0] x64_sys_call+0x1567/0x1570 [ 49.401522][ C0] do_syscall_64+0xff/0x530 [ 49.401523][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 49.401524][ C0] [ 49.401524][ C0] [ 49.401524][ C0] stack backtrace: [ 49.401527][ C0] CPU: 0 UID: 0 PID: 1040 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 49.401530][ C0] Tainted: [W]=WARN [ 49.401531][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.401533][ C0] Call Trace: [ 49.401534][ C0] [ 49.401535][ C0] dump_stack_lvl+0x6f/0xa0 [ 49.401539][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 49.401541][ C0] mark_lock_irq+0x989/0x9c0 [ 49.401543][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 49.401545][ C0] mark_lock+0x1d7/0xa00 [ 49.401547][ C0] mark_usage+0x42/0x170 [ 49.401549][ C0] __lock_acquire+0x388/0xc20 [ 49.401551][ C0] lock_acquire.part.0+0xd4/0x280 [ 49.401552][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 49.401554][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401557][ C0] ? lock_acquire+0x13c/0x160 [ 49.401559][ C0] console_lock_spinning_enable+0x5c/0x60 [ 49.401561][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 49.401563][ C0] console_emit_next_record+0x1d1/0x4c0 [ 49.401565][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 49.401566][ C0] ? console_flush_one_record+0x106/0x710 [ 49.401568][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401570][ C0] ? lock_acquire+0x13c/0x160 [ 49.401572][ C0] console_flush_one_record+0x46f/0x710 [ 49.401574][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 49.401576][ C0] ? __lock_acquire+0x518/0xc20 [ 49.401578][ C0] console_unlock+0xee/0x1f0 [ 49.401580][ C0] ? console_flush_one_record+0x710/0x710 [ 49.401581][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401583][ C0] ? lock_acquire+0x60/0x160 [ 49.401585][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 49.401586][ C0] ? vprintk_emit+0x320/0x3e0 [ 49.401588][ C0] vprintk_emit+0x37c/0x3e0 [ 49.401590][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 49.401593][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 49.401594][ C0] _printk+0xc7/0x100 [ 49.401596][ C0] ? snapshot_read.cold+0x21/0x21 [ 49.401598][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 49.401599][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401602][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 49.401603][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 49.401605][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 49.401606][ C0] call_timer_fn+0x160/0x4d0 [ 49.401608][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 49.401610][ C0] ? debug_object_active_state+0x430/0x430 [ 49.401614][ C0] ? find_held_lock+0x2b/0x80 [ 49.401616][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401621][ C0] ? mark_held_locks+0x40/0x70 [ 49.401623][ C0] __run_timers+0x68f/0xaa0 [ 49.401625][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 49.401627][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 49.401629][ C0] ? __lock_acquire+0x518/0xc20 [ 49.401631][ C0] ? __rwlock_init+0x150/0x150 [ 49.401634][ C0] run_timer_softirq+0xf0/0x160 [ 49.401636][ C0] ? __run_timers+0xaa0/0xaa0 [ 49.401637][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401639][ C0] handle_softirqs+0x1d3/0x900 [ 49.401641][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401642][ C0] ? _local_bh_enable+0xc0/0xc0 [ 49.401644][ C0] __irq_exit_rcu+0x145/0x1c0 [ 49.401646][ C0] irq_exit_rcu+0xe/0x30 [ 49.401647][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 49.401648][ C0] [ 49.401649][ C0] [ 49.401650][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 49.401651][ C0] RIP: 0010:unwind_next_frame+0x156b/0x1ea0 [ 49.401653][ C0] Code: 49 8d 7d 10 49 8b 4d 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bb 05 00 00 49 8b 55 10 48 39 cd <41> 0f 93 c4 48 39 d5 0f 92 c0 41 20 c4 0f 84 7e f0 ff ff 48 8d 45 [ 49.401655][ C0] RSP: 0018:ffa000000327f520 EFLAGS: 00000202 [ 49.401657][ C0] RAX: dffffc0000000000 RBX: 1ff400000064fead RCX: ffa0000003278000 [ 49.401658][ C0] RDX: ffa0000003280000 RSI: ffa000000327fe00 RDI: ffa000000327f630 [ 49.401659][ C0] RBP: ffa000000327fe10 R08: ffffffff98bb5b8a R09: ffffffff9898d8a8 [ 49.401660][ C0] R10: ffffffff949c8c04 R11: 0000000000000007 R12: ffa000000327fe00 [ 49.401661][ C0] R13: ffa000000327f620 R14: ffa000000327fe08 R15: ffffffff952b7ddf [ 49.401661][ C0] ? unlink_anon_vmas+0x47f/0x8d0 [ 49.401663][ C0] ? exit_mm+0x134/0x200 [ 49.401666][ C0] ? mmput+0xa9/0x450 [ 49.401668][ C0] ? stack_access_ok+0x1e0/0x1e0 [ 49.401669][ C0] ? __unwind_start+0x42e/0x900 [ 49.401671][ C0] ? write_profile+0xf0/0xf0 [ 49.401672][ C0] arch_stack_walk+0xd7/0x130 [ 49.401674][ C0] ? exit_mm+0x134/0x200 [ 49.401677][ C0] stack_trace_save+0x93/0xc0 [ 49.401678][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 49.401680][ C0] ? unlink_anon_vmas+0x47f/0x8d0 [ 49.401681][ C0] kasan_save_stack+0x2f/0x50 [ 49.401683][ C0] ? kasan_save_stack+0x2f/0x50 [ 49.401684][ C0] ? kasan_save_track+0x14/0x30 [ 49.401685][ C0] ? kasan_save_free_info+0x3b/0x60 [ 49.401687][ C0] ? __kasan_slab_free+0x43/0x70 [ 49.401689][ C0] ? kmem_cache_free+0xf8/0x550 [ 49.401690][ C0] ? unlink_anon_vmas+0x47f/0x8d0 [ 49.401691][ C0] ? free_pgtables+0x2db/0x960 [ 49.401692][ C0] ? exit_mmap+0x45f/0x960 [ 49.401694][ C0] ? mmput+0xa9/0x450 [ 49.401698][ C0] kasan_save_track+0x14/0x30 [ 49.401700][ C0] kasan_save_free_info+0x3b/0x60 [ 49.401702][ C0] __kasan_slab_free+0x43/0x70 [ 49.401704][ C0] kmem_cache_free+0xf8/0x550 [ 49.401705][ C0] unlink_anon_vmas+0x47f/0x8d0 [ 49.401707][ C0] free_pgtables+0x2db/0x960 [ 49.401710][ C0] ? free_pgd_range+0x2e0/0x2e0 [ 49.401711][ C0] ? lock_acquire+0x13c/0x160 [ 49.401714][ C0] ? rwsem_down_write_slowpath+0xbe0/0xbe0 [ 49.401716][ C0] exit_mmap+0x45f/0x960 [ 49.401718][ C0] ? vm_brk_flags+0x4d0/0x4d0 [ 49.401720][ C0] ? lock_acquire+0x13c/0x160 [ 49.401721][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401723][ C0] ? uprobe_clear_state+0x49/0x1e0 [ 49.401726][ C0] ? __lock_acquire+0x518/0xc20 [ 49.401730][ C0] mmput+0xa9/0x450 [ 49.401732][ C0] exit_mm+0x134/0x200 [ 49.401733][ C0] do_exit+0x548/0xdc0 [ 49.401735][ C0] ? exit_notify+0x890/0x890 [ 49.401736][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401737][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401740][ C0] do_group_exit+0xb8/0x370 [ 49.401741][ C0] __x64_sys_exit_group+0x3c/0x50 [ 49.401742][ C0] x64_sys_call+0x1567/0x1570 [ 49.401744][ C0] do_syscall_64+0xff/0x530 [ 49.401745][ C0] ? exc_page_fault+0xee/0x100 [ 49.401747][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 49.401748][ C0] RIP: 0033:0x7f8cf46d81b8 [ 49.401750][ C0] Code: Unable to access opcode bytes at 0x7f8cf46d818e. [ 49.401751][ C0] RSP: 002b:00007ffd0927a858 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 49.401752][ C0] RAX: ffffffffffffffda RBX: 00007f8cf4808f88 RCX: 00007f8cf46d81b8 [ 49.401753][ C0] RDX: 00007f8cf4422fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 49.401754][ C0] RBP: 00007ffd0927a8b0 R08: 0000000000000000 R09: 00000000ffffffff [ 49.401755][ C0] R10: 00007ffd0927a670 R11: 0000000000000246 R12: 0000000000000001 [ 49.401756][ C0] R13: 0000000000000000 R14: 00007f8cf4807680 R15: 00007f8cf4808fa0 [ 49.401758][ C0] [ 49.401762][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 49.401763][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1040, name: ip [ 49.401765][ C0] preempt_count: 102, expected: 0 [ 49.401765][ C0] RCU nest depth: 1, expected: 0 [ 49.401766][ C0] INFO: lockdep is turned off. [ 49.401766][ C0] irq event stamp: 12547 [ 49.401767][ C0] hardirqs last enabled at (12546): [] __down_trylock_console_sem+0x86/0xa0 [ 49.401769][ C0] hardirqs last disabled at (12547): [] console_emit_next_record+0x3d4/0x4c0 [ 49.401771][ C0] softirqs last enabled at (11674): [] handle_softirqs+0x67c/0x900 [ 49.401773][ C0] softirqs last disabled at (12533): [] __irq_exit_rcu+0x145/0x1c0 [ 49.401774][ C0] Preemption disabled at: [ 49.401775][ C0] [] handle_softirqs+0xf6/0x900 [ 49.401777][ C0] CPU: 0 UID: 0 PID: 1040 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 49.401779][ C0] Tainted: [W]=WARN [ 49.401780][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.401780][ C0] Call Trace: [ 49.401781][ C0] [ 49.401781][ C0] dump_stack_lvl+0x6f/0xa0 [ 49.401783][ C0] ? handle_softirqs+0xf6/0x900 [ 49.401785][ C0] __might_resched.cold+0x1fe/0x2c1 [ 49.401787][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 49.401790][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401792][ C0] __kmalloc_noprof+0x443/0x760 [ 49.401794][ C0] ? __rwlock_init+0x150/0x150 [ 49.401795][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 49.401797][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 49.401799][ C0] alloc_buf.isra.0+0x4b/0x260 [ 49.401801][ C0] put_chars+0x1e1/0x2f0 [ 49.401802][ C0] ? __send_to_port+0x420/0x420 [ 49.401804][ C0] ? mark_lock+0x1d7/0xa00 [ 49.401806][ C0] hvc_console_print+0x292/0x780 [ 49.401809][ C0] ? hvc_write+0x3a0/0x3a0 [ 49.401810][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401812][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401814][ C0] console_emit_next_record+0x22f/0x4c0 [ 49.401816][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 49.401818][ C0] ? console_flush_one_record+0x106/0x710 [ 49.401820][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401821][ C0] ? lock_acquire+0x13c/0x160 [ 49.401823][ C0] console_flush_one_record+0x46f/0x710 [ 49.401825][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 49.401827][ C0] ? __lock_acquire+0x518/0xc20 [ 49.401829][ C0] console_unlock+0xee/0x1f0 [ 49.401831][ C0] ? console_flush_one_record+0x710/0x710 [ 49.401832][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401834][ C0] ? lock_acquire+0x60/0x160 [ 49.401836][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 49.401837][ C0] ? vprintk_emit+0x320/0x3e0 [ 49.401839][ C0] vprintk_emit+0x37c/0x3e0 [ 49.401841][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 49.401844][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 49.401845][ C0] _printk+0xc7/0x100 [ 49.401847][ C0] ? snapshot_read.cold+0x21/0x21 [ 49.401849][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 49.401850][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401852][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 49.401854][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 49.401855][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 49.401857][ C0] call_timer_fn+0x160/0x4d0 [ 49.401859][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 49.401860][ C0] ? debug_object_active_state+0x430/0x430 [ 49.401862][ C0] ? find_held_lock+0x2b/0x80 [ 49.401863][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401865][ C0] ? mark_held_locks+0x40/0x70 [ 49.401867][ C0] __run_timers+0x68f/0xaa0 [ 49.401868][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 49.401871][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 49.401872][ C0] ? __lock_acquire+0x518/0xc20 [ 49.401875][ C0] ? __rwlock_init+0x150/0x150 [ 49.401877][ C0] run_timer_softirq+0xf0/0x160 [ 49.401879][ C0] ? __run_timers+0xaa0/0xaa0 [ 49.401881][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401882][ C0] handle_softirqs+0x1d3/0x900 [ 49.401884][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401886][ C0] ? _local_bh_enable+0xc0/0xc0 [ 49.401887][ C0] __irq_exit_rcu+0x145/0x1c0 [ 49.401889][ C0] irq_exit_rcu+0xe/0x30 [ 49.401890][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 49.401891][ C0] [ 49.401892][ C0] [ 49.401893][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 49.401894][ C0] RIP: 0010:unwind_next_frame+0x156b/0x1ea0 [ 49.401895][ C0] Code: 49 8d 7d 10 49 8b 4d 08 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bb 05 00 00 49 8b 55 10 48 39 cd <41> 0f 93 c4 48 39 d5 0f 92 c0 41 20 c4 0f 84 7e f0 ff ff 48 8d 45 [ 49.401896][ C0] RSP: 0018:ffa000000327f520 EFLAGS: 00000202 [ 49.401897][ C0] RAX: dffffc0000000000 RBX: 1ff400000064fead RCX: ffa0000003278000 [ 49.401898][ C0] RDX: ffa0000003280000 RSI: ffa000000327fe00 RDI: ffa000000327f630 [ 49.401899][ C0] RBP: ffa000000327fe10 R08: ffffffff98bb5b8a R09: ffffffff9898d8a8 [ 49.401900][ C0] R10: ffffffff949c8c04 R11: 0000000000000007 R12: ffa000000327fe00 [ 49.401900][ C0] R13: ffa000000327f620 R14: ffa000000327fe08 R15: ffffffff952b7ddf [ 49.401901][ C0] ? unlink_anon_vmas+0x47f/0x8d0 [ 49.401903][ C0] ? exit_mm+0x134/0x200 [ 49.401905][ C0] ? mmput+0xa9/0x450 [ 49.401907][ C0] ? stack_access_ok+0x1e0/0x1e0 [ 49.401909][ C0] ? __unwind_start+0x42e/0x900 [ 49.401910][ C0] ? write_profile+0xf0/0xf0 [ 49.401911][ C0] arch_stack_walk+0xd7/0x130 [ 49.401914][ C0] ? exit_mm+0x134/0x200 [ 49.401916][ C0] stack_trace_save+0x93/0xc0 [ 49.401917][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 49.401919][ C0] ? unlink_anon_vmas+0x47f/0x8d0 [ 49.401920][ C0] kasan_save_stack+0x2f/0x50 [ 49.401922][ C0] ? kasan_save_stack+0x2f/0x50 [ 49.401923][ C0] ? kasan_save_track+0x14/0x30 [ 49.401925][ C0] ? kasan_save_free_info+0x3b/0x60 [ 49.401926][ C0] ? __kasan_slab_free+0x43/0x70 [ 49.401928][ C0] ? kmem_cache_free+0xf8/0x550 [ 49.401929][ C0] ? unlink_anon_vmas+0x47f/0x8d0 [ 49.401930][ C0] ? free_pgtables+0x2db/0x960 [ 49.401932][ C0] ? exit_mmap+0x45f/0x960 [ 49.401933][ C0] ? mmput+0xa9/0x450 [ 49.401937][ C0] kasan_save_track+0x14/0x30 [ 49.401939][ C0] kasan_save_free_info+0x3b/0x60 [ 49.401941][ C0] __kasan_slab_free+0x43/0x70 [ 49.401943][ C0] kmem_cache_free+0xf8/0x550 [ 49.401945][ C0] unlink_anon_vmas+0x47f/0x8d0 [ 49.401947][ C0] free_pgtables+0x2db/0x960 [ 49.401949][ C0] ? free_pgd_range+0x2e0/0x2e0 [ 49.401951][ C0] ? lock_acquire+0x13c/0x160 [ 49.401953][ C0] ? rwsem_down_write_slowpath+0xbe0/0xbe0 [ 49.401955][ C0] exit_mmap+0x45f/0x960 [ 49.401957][ C0] ? vm_brk_flags+0x4d0/0x4d0 [ 49.401959][ C0] ? lock_acquire+0x13c/0x160 [ 49.401960][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401962][ C0] ? uprobe_clear_state+0x49/0x1e0 [ 49.401964][ C0] ? __lock_acquire+0x518/0xc20 [ 49.401968][ C0] mmput+0xa9/0x450 [ 49.401969][ C0] exit_mm+0x134/0x200 [ 49.401971][ C0] do_exit+0x548/0xdc0 [ 49.401973][ C0] ? exit_notify+0x890/0x890 [ 49.401974][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 49.401975][ C0] ? rcu_is_watching+0x16/0xd0 [ 49.401977][ C0] do_group_exit+0xb8/0x370 [ 49.401979][ C0] __x64_sys_exit_group+0x3c/0x50 [ 49.401980][ C0] x64_sys_call+0x1567/0x1570 [ 49.401981][ C0] do_syscall_64+0xff/0x530 [ 49.401983][ C0] ? exc_page_fault+0xee/0x100 [ 49.401984][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 49.401986][ C0] RIP: 0033:0x7f8cf46d81b8 [ 49.401987][ C0] Code: Unable to access opcode bytes at 0x7f8cf46d818e. [ 49.401987][ C0] RSP: 002b:00007ffd0927a858 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 49.401988][ C0] RAX: ffffffffffffffda RBX: 00007f8cf4808f88 RCX: 00007f8cf46d81b8 [ 49.401989][ C0] RDX: 00007f8cf4422fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 49.401990][ C0] RBP: 00007ffd0927a8b0 R08: 0000000000000000 R09: 00000000ffffffff [ 49.401990][ C0] R10: 00007ffd0927a670 R11: 0000000000000246 R12: 0000000000000001 [ 49.401991][ C0] R13: 0000000000000000 R14: 00007f8cf4807680 R15: 00007f8cf4808fa0 [ 49.401993][ C0]