[ 24.029036][ C2] tun0: no available key for peer 2, key-id: 0 [ 24.029074][ C2] [ 24.029076][ C2] ======================================================== [ 24.029077][ C2] WARNING: possible irq lock inversion dependency detected [ 24.029079][ C2] 7.2.0-virtme #1 Tainted: G W [ 24.029081][ C2] -------------------------------------------------------- [ 24.029081][ C2] kworker/u16:0/12 just changed the state of lock: [ 24.029083][ C2] ffffffffaf699660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 24.029095][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 24.029096][ C2] (fs_reclaim){+.+.}-{0:0} [ 24.029098][ C2] [ 24.029098][ C2] [ 24.029098][ C2] and interrupts could create inverse lock ordering between them. [ 24.029098][ C2] [ 24.029098][ C2] [ 24.029098][ C2] other info that might help us debug this: [ 24.029099][ C2] Possible interrupt unsafe locking scenario: [ 24.029099][ C2] [ 24.029100][ C2] CPU0 CPU1 [ 24.029100][ C2] ---- ---- [ 24.029101][ C2] lock(fs_reclaim); [ 24.029102][ C2] local_irq_disable(); [ 24.029102][ C2] lock(console_owner); [ 24.029103][ C2] lock(fs_reclaim); [ 24.029104][ C2] [ 24.029104][ C2] lock(console_owner); [ 24.029105][ C2] [ 24.029105][ C2] *** DEADLOCK *** [ 24.029105][ C2] [ 24.029106][ C2] locks held by kworker/u16:0/12: 11, last CPU#2: [ 24.029107][ C2] #0: ff11000008ea1d40 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0xd9a/0x1560 [ 24.029112][ C2] #1: ffa00000000c7d10 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0xdfc/0x1560 [ 24.029116][ C2] #2: ffffffffafee3740 (rtnl_mutex){+.+.}-{4:4}, at: addrconf_dad_work+0x11a/0x930 [ 24.029121][ C2] #3: ffffffffaf790b00 (rcu_read_lock){....}-{1:3}, at: ndisc_send_skb+0x175/0x1520 [ 24.029125][ C2] #4: ffffffffaf790b00 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 24.029128][ C2] #5: ffffffffaf790b00 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x3f1/0x14c0 [ 24.029133][ C2] #6: ffffffffaf790b00 (rcu_read_lock){....}-{1:3}, at: ip_local_deliver_finish+0x2ba/0x610 [ 24.029140][ C2] #7: ff11000017b43818 (slock-AF_INET/1){+.-.}-{3:3}, at: tcp_v4_rcv+0x1a81/0x2b70 [ 24.029145][ C2] #8: ffffffffaf790b00 (rcu_read_lock){....}-{1:3}, at: ovpn_tcp_data_ready+0x62/0x390 [ovpn] [ 24.029152][ C2] #9: ffffffffaf779cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 24.029156][ C2] #10: ffffffffaf779d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 24.029159][ C2] [ 24.029159][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 24.029165][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 24.029167][ C2] HARDIRQ-ON-W at: [ 24.029169][ C2] __lock_acquire+0x388/0xc20 [ 24.029172][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029173][ C2] fs_reclaim_acquire+0xd5/0x120 [ 24.029176][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 24.029178][ C2] kthread_create_worker_on_node+0xea/0x210 [ 24.029181][ C2] workqueue_init+0x2a/0x680 [ 24.029184][ C2] kernel_init_freeable+0x2fe/0x630 [ 24.029187][ C2] kernel_init+0x21/0x150 [ 24.029190][ C2] ret_from_fork+0x474/0x6b0 [ 24.029193][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029195][ C2] SOFTIRQ-ON-W at: [ 24.029196][ C2] __lock_acquire+0x388/0xc20 [ 24.029197][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029199][ C2] fs_reclaim_acquire+0xd5/0x120 [ 24.029200][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 24.029201][ C2] kthread_create_worker_on_node+0xea/0x210 [ 24.029202][ C2] workqueue_init+0x2a/0x680 [ 24.029203][ C2] kernel_init_freeable+0x2fe/0x630 [ 24.029205][ C2] kernel_init+0x21/0x150 [ 24.029206][ C2] ret_from_fork+0x474/0x6b0 [ 24.029207][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029208][ C2] INITIAL USE at: [ 24.029209][ C2] __lock_acquire+0x388/0xc20 [ 24.029211][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029212][ C2] fs_reclaim_acquire+0xd5/0x120 [ 24.029213][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 24.029214][ C2] kthread_create_worker_on_node+0xea/0x210 [ 24.029216][ C2] workqueue_init+0x2a/0x680 [ 24.029217][ C2] kernel_init_freeable+0x2fe/0x630 [ 24.029218][ C2] kernel_init+0x21/0x150 [ 24.029219][ C2] ret_from_fork+0x474/0x6b0 [ 24.029220][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029222][ C2] } [ 24.029222][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 24.029226][ C2] ... acquired at: [ 24.029227][ C2] __lock_acquire+0x518/0xc20 [ 24.029228][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029230][ C2] fs_reclaim_acquire+0xd5/0x120 [ 24.029231][ C2] __kmalloc_noprof+0xd3/0x760 [ 24.029232][ C2] alloc_buf.isra.0+0x4b/0x260 [ 24.029235][ C2] put_chars+0x1e1/0x2f0 [ 24.029237][ C2] hvc_console_print+0x292/0x780 [ 24.029239][ C2] console_emit_next_record+0x22f/0x4c0 [ 24.029241][ C2] console_flush_one_record+0x46f/0x710 [ 24.029242][ C2] console_unlock+0xee/0x1f0 [ 24.029244][ C2] vprintk_emit+0x37c/0x3e0 [ 24.029246][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 24.029250][ C2] dev_printk_emit+0xb9/0xee [ 24.029251][ C2] _dev_info+0xe2/0x116 [ 24.029253][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 24.029255][ C2] cmos_do_probe+0x73b/0x98a [ 24.029257][ C2] platform_probe+0xfe/0x1f0 [ 24.029259][ C2] call_driver_probe+0x61/0x1c0 [ 24.029261][ C2] really_probe+0x199/0x760 [ 24.029263][ C2] __driver_probe_device+0x24f/0x440 [ 24.029264][ C2] driver_probe_device+0x4a/0xf0 [ 24.029266][ C2] __driver_attach+0x1b8/0x540 [ 24.029268][ C2] bus_for_each_dev+0x130/0x1e0 [ 24.029269][ C2] bus_add_driver+0x2c8/0x530 [ 24.029271][ C2] driver_register+0x1a3/0x390 [ 24.029272][ C2] __platform_driver_probe+0x13f/0x270 [ 24.029274][ C2] cmos_init+0x31/0x40 [ 24.029276][ C2] do_one_initcall+0x124/0x4f0 [ 24.029278][ C2] kernel_init_freeable+0x596/0x630 [ 24.029280][ C2] kernel_init+0x21/0x150 [ 24.029281][ C2] ret_from_fork+0x474/0x6b0 [ 24.029282][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029284][ C2] [ 24.029284][ C2] -> (console_owner){..-.}-{0:0} { [ 24.029286][ C2] IN-SOFTIRQ-W at: [ 24.029286][ C2] __lock_acquire+0x388/0xc20 [ 24.029288][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029289][ C2] console_lock_spinning_enable+0x5c/0x60 [ 24.029291][ C2] console_emit_next_record+0x1d1/0x4c0 [ 24.029292][ C2] console_flush_one_record+0x46f/0x710 [ 24.029294][ C2] console_unlock+0xee/0x1f0 [ 24.029296][ C2] vprintk_emit+0x37c/0x3e0 [ 24.029297][ C2] _printk+0xc7/0x100 [ 24.029300][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 24.029303][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 24.029306][ C2] __strp_recv+0x20f/0x1c20 [ 24.029309][ C2] __tcp_read_sock+0x1c7/0x850 [ 24.029311][ C2] strp_read_sock+0x20f/0x2b0 [ 24.029313][ C2] strp_data_ready+0x18e/0x2c0 [ 24.029315][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 24.029317][ C2] tcp_data_queue+0xd25/0x1fb0 [ 24.029319][ C2] tcp_rcv_established+0x66d/0x3910 [ 24.029321][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 24.029322][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 24.029324][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 24.029325][ C2] ip_local_deliver_finish+0x36f/0x610 [ 24.029327][ C2] ip_local_deliver+0x184/0x4c0 [ 24.029328][ C2] ip_rcv+0xdc/0x3d0 [ 24.029329][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 24.029331][ C2] process_backlog+0x431/0x14c0 [ 24.029333][ C2] __napi_poll+0xa7/0x3b0 [ 24.029334][ C2] net_rx_action+0x513/0xf50 [ 24.029336][ C2] handle_softirqs+0x1d3/0x900 [ 24.029338][ C2] do_softirq+0xac/0xe0 [ 24.029340][ C2] __local_bh_enable_ip+0x118/0x150 [ 24.029341][ C2] __dev_queue_xmit+0x979/0x1b80 [ 24.029343][ C2] ip6_finish_output2+0x423/0x12a0 [ 24.029344][ C2] ip6_finish_output+0x646/0xda0 [ 24.029345][ C2] ip6_output+0x23f/0x7f0 [ 24.029347][ C2] ndisc_send_skb+0xba3/0x1520 [ 24.029348][ C2] addrconf_dad_completed+0x37e/0xe10 [ 24.029349][ C2] addrconf_dad_begin+0x2e1/0x540 [ 24.029351][ C2] addrconf_dad_work+0x170/0x930 [ 24.029353][ C2] process_one_work+0xe3e/0x1560 [ 24.029354][ C2] worker_thread+0x4f1/0xd60 [ 24.029355][ C2] kthread+0x367/0x460 [ 24.029357][ C2] ret_from_fork+0x474/0x6b0 [ 24.029358][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029359][ C2] INITIAL USE at: [ 24.029360][ C2] } [ 24.029361][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 24.029364][ C2] ... acquired at: [ 24.029365][ C2] mark_lock+0x1d7/0xa00 [ 24.029366][ C2] mark_usage+0x42/0x170 [ 24.029367][ C2] __lock_acquire+0x388/0xc20 [ 24.029369][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029370][ C2] console_lock_spinning_enable+0x5c/0x60 [ 24.029371][ C2] console_emit_next_record+0x1d1/0x4c0 [ 24.029373][ C2] console_flush_one_record+0x46f/0x710 [ 24.029375][ C2] console_unlock+0xee/0x1f0 [ 24.029376][ C2] vprintk_emit+0x37c/0x3e0 [ 24.029378][ C2] _printk+0xc7/0x100 [ 24.029379][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 24.029381][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 24.029383][ C2] __strp_recv+0x20f/0x1c20 [ 24.029385][ C2] __tcp_read_sock+0x1c7/0x850 [ 24.029386][ C2] strp_read_sock+0x20f/0x2b0 [ 24.029388][ C2] strp_data_ready+0x18e/0x2c0 [ 24.029389][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 24.029392][ C2] tcp_data_queue+0xd25/0x1fb0 [ 24.029393][ C2] tcp_rcv_established+0x66d/0x3910 [ 24.029395][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 24.029396][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 24.029398][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 24.029399][ C2] ip_local_deliver_finish+0x36f/0x610 [ 24.029400][ C2] ip_local_deliver+0x184/0x4c0 [ 24.029402][ C2] ip_rcv+0xdc/0x3d0 [ 24.029403][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 24.029405][ C2] process_backlog+0x431/0x14c0 [ 24.029406][ C2] __napi_poll+0xa7/0x3b0 [ 24.029408][ C2] net_rx_action+0x513/0xf50 [ 24.029410][ C2] handle_softirqs+0x1d3/0x900 [ 24.029411][ C2] do_softirq+0xac/0xe0 [ 24.029412][ C2] __local_bh_enable_ip+0x118/0x150 [ 24.029413][ C2] __dev_queue_xmit+0x979/0x1b80 [ 24.029415][ C2] ip6_finish_output2+0x423/0x12a0 [ 24.029416][ C2] ip6_finish_output+0x646/0xda0 [ 24.029417][ C2] ip6_output+0x23f/0x7f0 [ 24.029419][ C2] ndisc_send_skb+0xba3/0x1520 [ 24.029420][ C2] addrconf_dad_completed+0x37e/0xe10 [ 24.029422][ C2] addrconf_dad_begin+0x2e1/0x540 [ 24.029423][ C2] addrconf_dad_work+0x170/0x930 [ 24.029425][ C2] process_one_work+0xe3e/0x1560 [ 24.029426][ C2] worker_thread+0x4f1/0xd60 [ 24.029428][ C2] kthread+0x367/0x460 [ 24.029429][ C2] ret_from_fork+0x474/0x6b0 [ 24.029430][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029431][ C2] [ 24.029431][ C2] [ 24.029431][ C2] stack backtrace: [ 24.029435][ C2] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.029438][ C2] Tainted: [W]=WARN [ 24.029439][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.029441][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 24.029445][ C2] Call Trace: [ 24.029446][ C2] [ 24.029447][ C2] dump_stack_lvl+0x6f/0xa0 [ 24.029451][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 24.029454][ C2] mark_lock_irq+0x989/0x9c0 [ 24.029455][ C2] ? add_lock_to_list+0x2c/0x1a0 [ 24.029458][ C2] mark_lock+0x1d7/0xa00 [ 24.029460][ C2] mark_usage+0x42/0x170 [ 24.029462][ C2] __lock_acquire+0x388/0xc20 [ 24.029464][ C2] lock_acquire.part.0+0xd4/0x280 [ 24.029466][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 24.029468][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029471][ C2] ? lock_acquire+0x13c/0x160 [ 24.029473][ C2] console_lock_spinning_enable+0x5c/0x60 [ 24.029475][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 24.029477][ C2] console_emit_next_record+0x1d1/0x4c0 [ 24.029479][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 24.029481][ C2] ? console_flush_one_record+0x106/0x710 [ 24.029483][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029484][ C2] ? lock_acquire+0x13c/0x160 [ 24.029486][ C2] console_flush_one_record+0x46f/0x710 [ 24.029489][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 24.029490][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029493][ C2] console_unlock+0xee/0x1f0 [ 24.029494][ C2] ? console_flush_one_record+0x710/0x710 [ 24.029496][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029498][ C2] ? lock_acquire+0x60/0x160 [ 24.029500][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.029501][ C2] ? vprintk_emit+0x320/0x3e0 [ 24.029503][ C2] vprintk_emit+0x37c/0x3e0 [ 24.029505][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 24.029507][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029510][ C2] _printk+0xc7/0x100 [ 24.029511][ C2] ? snapshot_read.cold+0x21/0x21 [ 24.029513][ C2] ? ___ratelimit+0x4e7/0xa00 [ 24.029516][ C2] ? ovpn_netdev_write+0x730/0x730 [ovpn] [ 24.029519][ C2] ? idr_get_free+0x830/0x830 [ 24.029522][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 24.029525][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 24.029528][ C2] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 24.029530][ C2] ? __copy_skb_header+0xb7/0x510 [ 24.029534][ C2] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 24.029536][ C2] ? sock_queue_err_skb+0xb0/0x680 [ 24.029538][ C2] __strp_recv+0x20f/0x1c20 [ 24.029542][ C2] __tcp_read_sock+0x1c7/0x850 [ 24.029543][ C2] ? strp_process+0xb0/0xb0 [ 24.029545][ C2] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 24.029547][ C2] ? mark_usage+0x61/0x170 [ 24.029549][ C2] strp_read_sock+0x20f/0x2b0 [ 24.029551][ C2] ? strp_stop+0x50/0x50 [ 24.029553][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029555][ C2] ? lock_acquire+0x13c/0x160 [ 24.029557][ C2] strp_data_ready+0x18e/0x2c0 [ 24.029559][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 24.029561][ C2] tcp_data_queue+0xd25/0x1fb0 [ 24.029564][ C2] ? tcp_data_ready+0x4a0/0x4a0 [ 24.029566][ C2] ? tcp_send_dupack+0xc40/0xc40 [ 24.029568][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 24.029569][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 24.029571][ C2] ? ktime_get+0x18e/0x2d0 [ 24.029574][ C2] ? kvm_clock_get_cycles+0x19/0x30 [ 24.029577][ C2] tcp_rcv_established+0x66d/0x3910 [ 24.029579][ C2] ? down_read_nested+0x100/0x500 [ 24.029581][ C2] ? __tcp_check_space+0x600/0x600 [ 24.029583][ C2] ? tcp_v4_rcv+0x1a81/0x2b70 [ 24.029585][ C2] ? do_raw_spin_lock+0x131/0x280 [ 24.029587][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 24.029589][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 24.029591][ C2] ? mark_usage+0x61/0x170 [ 24.029593][ C2] ? tcp_add_backlog+0x1e30/0x1e30 [ 24.029595][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029597][ C2] ? ip_local_deliver_finish+0x2ba/0x610 [ 24.029599][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 24.029600][ C2] ? process_backlog+0x3f1/0x14c0 [ 24.029602][ C2] ip_local_deliver_finish+0x36f/0x610 [ 24.029604][ C2] ip_local_deliver+0x184/0x4c0 [ 24.029606][ C2] ? ip_local_deliver_finish+0x610/0x610 [ 24.029607][ C2] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 24.029610][ C2] ? process_backlog+0x3f1/0x14c0 [ 24.029612][ C2] ip_rcv+0xdc/0x3d0 [ 24.029613][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 24.029615][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029616][ C2] ? __update_load_avg_cfs_rq+0x36c/0x10c0 [ 24.029619][ C2] ? mark_usage+0x61/0x170 [ 24.029620][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029622][ C2] ? trace_raw_output_rcu_invoke_kfree_bulk_callback+0x57/0x130 [ 24.029624][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 24.029626][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029628][ C2] ? process_backlog+0x3f1/0x14c0 [ 24.029629][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 24.029631][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029634][ C2] process_backlog+0x431/0x14c0 [ 24.029636][ C2] __napi_poll+0xa7/0x3b0 [ 24.029639][ C2] net_rx_action+0x513/0xf50 [ 24.029641][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029643][ C2] ? __napi_poll+0x3b0/0x3b0 [ 24.029646][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 24.029648][ C2] ? mark_held_locks+0x40/0x70 [ 24.029650][ C2] handle_softirqs+0x1d3/0x900 [ 24.029652][ C2] ? _local_bh_enable+0xc0/0xc0 [ 24.029653][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 24.029655][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029657][ C2] ? __dev_queue_xmit+0x964/0x1b80 [ 24.029659][ C2] do_softirq+0xac/0xe0 [ 24.029660][ C2] [ 24.029661][ C2] [ 24.029661][ C2] __local_bh_enable_ip+0x118/0x150 [ 24.029663][ C2] __dev_queue_xmit+0x979/0x1b80 [ 24.029665][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029667][ C2] ? do_ipv6_getsockopt+0x18ef/0x2e80 [ 24.029668][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 24.029670][ C2] ? find_held_lock+0x2b/0x80 [ 24.029672][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029673][ C2] ? __rwlock_init+0x150/0x150 [ 24.029675][ C2] ? mark_held_locks+0x40/0x70 [ 24.029676][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 24.029677][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.029679][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.029680][ C2] ? ___neigh_create+0x811/0x1070 [ 24.029683][ C2] ip6_finish_output2+0x423/0x12a0 [ 24.029685][ C2] ? ip6_dst_lookup+0x80/0x80 [ 24.029687][ C2] ? find_held_lock+0x2b/0x80 [ 24.029688][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029690][ C2] ? ip6_mtu+0x15d/0x310 [ 24.029692][ C2] ip6_finish_output+0x646/0xda0 [ 24.029694][ C2] ip6_output+0x23f/0x7f0 [ 24.029696][ C2] ? ip6_finish_output+0xda0/0xda0 [ 24.029698][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029699][ C2] ? find_held_lock+0x2b/0x80 [ 24.029700][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029702][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.029704][ C2] ndisc_send_skb+0xba3/0x1520 [ 24.029706][ C2] ? ndisc_recv_na+0xea0/0xea0 [ 24.029708][ C2] ? ndisc_alloc_skb+0x2da/0x490 [ 24.029709][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.029711][ C2] addrconf_dad_completed+0x37e/0xe10 [ 24.029713][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029715][ C2] ? addrconf_rs_timer+0x770/0x770 [ 24.029717][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029718][ C2] ? __rwlock_init+0x150/0x150 [ 24.029720][ C2] ? mark_held_locks+0x40/0x70 [ 24.029721][ C2] ? addrconf_dad_begin+0x2e1/0x540 [ 24.029723][ C2] addrconf_dad_begin+0x2e1/0x540 [ 24.029725][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029727][ C2] ? addrconf_dad_completed+0xe10/0xe10 [ 24.029728][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029730][ C2] ? __rwlock_init+0x150/0x150 [ 24.029731][ C2] ? mark_held_locks+0x40/0x70 [ 24.029733][ C2] addrconf_dad_work+0x170/0x930 [ 24.029736][ C2] ? addrconf_dad_begin+0x540/0x540 [ 24.029738][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029739][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029741][ C2] ? lock_acquire+0x13c/0x160 [ 24.029742][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029744][ C2] process_one_work+0xe3e/0x1560 [ 24.029747][ C2] ? __queue_delayed_work+0x470/0x470 [ 24.029749][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029752][ C2] worker_thread+0x4f1/0xd60 [ 24.029755][ C2] ? rescuer_thread+0x1340/0x1340 [ 24.029757][ C2] kthread+0x367/0x460 [ 24.029758][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 24.029761][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 24.029762][ C2] ret_from_fork+0x474/0x6b0 [ 24.029764][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 24.029766][ C2] ? __switch_to+0x5a3/0xe00 [ 24.029768][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 24.029770][ C2] ret_from_fork_asm+0x11/0x20 [ 24.029773][ C2] [ 24.029777][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 24.029779][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 12, name: kworker/u16:0 [ 24.029780][ C2] preempt_count: 103, expected: 0 [ 24.029781][ C2] RCU nest depth: 5, expected: 0 [ 24.029782][ C2] INFO: lockdep is turned off. [ 24.029782][ C2] irq event stamp: 20129 [ 24.029783][ C2] hardirqs last enabled at (20128): [] __down_trylock_console_sem+0x86/0xa0 [ 24.029785][ C2] hardirqs last disabled at (20129): [] console_emit_next_record+0x3d4/0x4c0 [ 24.029787][ C2] softirqs last enabled at (20054): [] __dev_queue_xmit+0x964/0x1b80 [ 24.029789][ C2] softirqs last disabled at (20055): [] do_softirq+0xac/0xe0 [ 24.029791][ C2] Preemption disabled at: [ 24.029791][ C2] [] __dev_queue_xmit+0x204/0x1b80 [ 24.029794][ C2] CPU: 2 UID: 0 PID: 12 Comm: kworker/u16:0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 24.029796][ C2] Tainted: [W]=WARN [ 24.029796][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.029797][ C2] Workqueue: ipv6_addrconf addrconf_dad_work [ 24.029799][ C2] Call Trace: [ 24.029800][ C2] [ 24.029800][ C2] dump_stack_lvl+0x6f/0xa0 [ 24.029802][ C2] ? __dev_queue_xmit+0x204/0x1b80 [ 24.029804][ C2] __might_resched.cold+0x1fe/0x2c1 [ 24.029807][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 24.029810][ C2] ? nbcon_get_cpu_emergency_nesting+0xa/0x30 [ 24.029811][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029814][ C2] __kmalloc_noprof+0x443/0x760 [ 24.029815][ C2] ? __rwlock_init+0x150/0x150 [ 24.029817][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 24.029819][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 24.029820][ C2] alloc_buf.isra.0+0x4b/0x260 [ 24.029822][ C2] put_chars+0x1e1/0x2f0 [ 24.029824][ C2] ? __send_to_port+0x420/0x420 [ 24.029826][ C2] ? mark_lock+0x1d7/0xa00 [ 24.029828][ C2] hvc_console_print+0x292/0x780 [ 24.029831][ C2] ? hvc_write+0x3a0/0x3a0 [ 24.029833][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029834][ C2] ? lock_acquire+0x13c/0x160 [ 24.029836][ C2] console_emit_next_record+0x22f/0x4c0 [ 24.029838][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 24.029840][ C2] ? console_flush_one_record+0x106/0x710 [ 24.029842][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029844][ C2] ? lock_acquire+0x13c/0x160 [ 24.029846][ C2] console_flush_one_record+0x46f/0x710 [ 24.029848][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 24.029850][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029852][ C2] console_unlock+0xee/0x1f0 [ 24.029854][ C2] ? console_flush_one_record+0x710/0x710 [ 24.029855][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029857][ C2] ? lock_acquire+0x60/0x160 [ 24.029859][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 24.029860][ C2] ? vprintk_emit+0x320/0x3e0 [ 24.029862][ C2] vprintk_emit+0x37c/0x3e0 [ 24.029865][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 24.029867][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.029869][ C2] _printk+0xc7/0x100 [ 24.029870][ C2] ? snapshot_read.cold+0x21/0x21 [ 24.029872][ C2] ? ___ratelimit+0x4e7/0xa00 [ 24.029874][ C2] ? ovpn_netdev_write+0x730/0x730 [ovpn] [ 24.029876][ C2] ? idr_get_free+0x830/0x830 [ 24.029878][ C2] ovpn_recv.cold+0x7e/0x94 [ovpn] [ 24.029881][ C2] ovpn_tcp_rcv+0x274/0x9a0 [ovpn] [ 24.029884][ C2] ? ovpn_tcp_write_space+0x2e0/0x2e0 [ovpn] [ 24.029886][ C2] ? __copy_skb_header+0xb7/0x510 [ 24.029888][ C2] ? ovpn_tcp_disconnect+0x10/0x10 [ovpn] [ 24.029891][ C2] ? sock_queue_err_skb+0xb0/0x680 [ 24.029893][ C2] __strp_recv+0x20f/0x1c20 [ 24.029896][ C2] __tcp_read_sock+0x1c7/0x850 [ 24.029897][ C2] ? strp_process+0xb0/0xb0 [ 24.029900][ C2] ? tcp_cleanup_rbuf+0x1c0/0x1c0 [ 24.029901][ C2] ? mark_usage+0x61/0x170 [ 24.029903][ C2] strp_read_sock+0x20f/0x2b0 [ 24.029905][ C2] ? strp_stop+0x50/0x50 [ 24.029907][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029909][ C2] ? lock_acquire+0x13c/0x160 [ 24.029911][ C2] strp_data_ready+0x18e/0x2c0 [ 24.029913][ C2] ovpn_tcp_data_ready+0xf1/0x390 [ovpn] [ 24.029916][ C2] tcp_data_queue+0xd25/0x1fb0 [ 24.029918][ C2] ? tcp_data_ready+0x4a0/0x4a0 [ 24.029920][ C2] ? tcp_send_dupack+0xc40/0xc40 [ 24.029922][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 24.029923][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 24.029925][ C2] ? ktime_get+0x18e/0x2d0 [ 24.029926][ C2] ? kvm_clock_get_cycles+0x19/0x30 [ 24.029928][ C2] tcp_rcv_established+0x66d/0x3910 [ 24.029930][ C2] ? down_read_nested+0x100/0x500 [ 24.029932][ C2] ? __tcp_check_space+0x600/0x600 [ 24.029934][ C2] ? tcp_v4_rcv+0x1a81/0x2b70 [ 24.029935][ C2] ? do_raw_spin_lock+0x131/0x280 [ 24.029938][ C2] tcp_v4_do_rcv+0x4f6/0xb90 [ 24.029939][ C2] tcp_v4_rcv+0x1caa/0x2b70 [ 24.029942][ C2] ? mark_usage+0x61/0x170 [ 24.029944][ C2] ? tcp_add_backlog+0x1e30/0x1e30 [ 24.029946][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029947][ C2] ? ip_local_deliver_finish+0x2ba/0x610 [ 24.029949][ C2] ip_protocol_deliver_rcu+0x82/0x350 [ 24.029951][ C2] ? process_backlog+0x3f1/0x14c0 [ 24.029953][ C2] ip_local_deliver_finish+0x36f/0x610 [ 24.029955][ C2] ip_local_deliver+0x184/0x4c0 [ 24.029956][ C2] ? ip_local_deliver_finish+0x610/0x610 [ 24.029958][ C2] ? ip_rcv_finish_core+0x6ed/0x14c0 [ 24.029960][ C2] ? process_backlog+0x3f1/0x14c0 [ 24.029962][ C2] ip_rcv+0xdc/0x3d0 [ 24.029964][ C2] ? ip_local_deliver+0x4c0/0x4c0 [ 24.029965][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029967][ C2] ? __update_load_avg_cfs_rq+0x36c/0x10c0 [ 24.029969][ C2] ? mark_usage+0x61/0x170 [ 24.029970][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029971][ C2] ? trace_raw_output_rcu_invoke_kfree_bulk_callback+0x57/0x130 [ 24.029973][ C2] __netif_receive_skb_one_core+0xfc/0x180 [ 24.029975][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.029977][ C2] ? process_backlog+0x3f1/0x14c0 [ 24.029979][ C2] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 24.029981][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.029983][ C2] process_backlog+0x431/0x14c0 [ 24.029986][ C2] __napi_poll+0xa7/0x3b0 [ 24.029988][ C2] net_rx_action+0x513/0xf50 [ 24.029990][ C2] ? __lock_acquire+0x518/0xc20 [ 24.029992][ C2] ? __napi_poll+0x3b0/0x3b0 [ 24.029995][ C2] ? ktime_get_update_offsets_now+0x2a8/0x490 [ 24.029997][ C2] ? mark_held_locks+0x40/0x70 [ 24.029999][ C2] handle_softirqs+0x1d3/0x900 [ 24.030001][ C2] ? _local_bh_enable+0xc0/0xc0 [ 24.030002][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 24.030004][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.030005][ C2] ? __dev_queue_xmit+0x964/0x1b80 [ 24.030008][ C2] do_softirq+0xac/0xe0 [ 24.030009][ C2] [ 24.030009][ C2] [ 24.030010][ C2] __local_bh_enable_ip+0x118/0x150 [ 24.030017][ C2] __dev_queue_xmit+0x979/0x1b80 [ 24.030019][ C2] ? __lock_acquire+0x518/0xc20 [ 24.030020][ C2] ? do_ipv6_getsockopt+0x18ef/0x2e80 [ 24.030022][ C2] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 24.030024][ C2] ? find_held_lock+0x2b/0x80 [ 24.030026][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.030027][ C2] ? __rwlock_init+0x150/0x150 [ 24.030029][ C2] ? mark_held_locks+0x40/0x70 [ 24.030030][ C2] ? lockdep_hardirqs_on+0x91/0x130 [ 24.030031][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.030033][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.030034][ C2] ? ___neigh_create+0x811/0x1070 [ 24.030036][ C2] ip6_finish_output2+0x423/0x12a0 [ 24.030039][ C2] ? ip6_dst_lookup+0x80/0x80 [ 24.030040][ C2] ? find_held_lock+0x2b/0x80 [ 24.030042][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.030043][ C2] ? ip6_mtu+0x15d/0x310 [ 24.030045][ C2] ip6_finish_output+0x646/0xda0 [ 24.030047][ C2] ip6_output+0x23f/0x7f0 [ 24.030049][ C2] ? ip6_finish_output+0xda0/0xda0 [ 24.030050][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.030052][ C2] ? find_held_lock+0x2b/0x80 [ 24.030053][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.030055][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.030057][ C2] ndisc_send_skb+0xba3/0x1520 [ 24.030059][ C2] ? ndisc_recv_na+0xea0/0xea0 [ 24.030061][ C2] ? ndisc_alloc_skb+0x2da/0x490 [ 24.030062][ C2] ? __local_bh_enable_ip+0xaa/0x150 [ 24.030064][ C2] addrconf_dad_completed+0x37e/0xe10 [ 24.030066][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.030068][ C2] ? addrconf_rs_timer+0x770/0x770 [ 24.030070][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.030071][ C2] ? __rwlock_init+0x150/0x150 [ 24.030072][ C2] ? mark_held_locks+0x40/0x70 [ 24.030074][ C2] ? addrconf_dad_begin+0x2e1/0x540 [ 24.030076][ C2] addrconf_dad_begin+0x2e1/0x540 [ 24.030078][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.030080][ C2] ? addrconf_dad_completed+0xe10/0xe10 [ 24.030081][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 24.030083][ C2] ? __rwlock_init+0x150/0x150 [ 24.030084][ C2] ? mark_held_locks+0x40/0x70 [ 24.030086][ C2] addrconf_dad_work+0x170/0x930 [ 24.030089][ C2] ? addrconf_dad_begin+0x540/0x540 [ 24.030091][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.030092][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.030094][ C2] ? lock_acquire+0x13c/0x160 [ 24.030095][ C2] ? rcu_is_watching+0x16/0xd0 [ 24.030097][ C2] process_one_work+0xe3e/0x1560 [ 24.030100][ C2] ? __queue_delayed_work+0x470/0x470 [ 24.030102][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 24.030105][ C2] worker_thread+0x4f1/0xd60 [ 24.030108][ C2] ? rescuer_thread+0x1340/0x1340 [ 24.030109][ C2] kthread+0x367/0x460 [ 24.030111][ C2] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 24.030112][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 24.030114][ C2] ret_from_fork+0x474/0x6b0 [ 24.030115][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 24.030117][ C2] ? __switch_to+0x5a3/0xe00 [ 24.030118][ C2] ? kthread_affine_preferred+0x4c0/0x4c0 [ 24.030120][ C2] ret_from_fork_asm+0x11/0x20 [ 24.030123][ C2] [ 24.269880][ C0] tun0: no available key for peer 4, key-id: 0 [ 24.343219][ C1] tun0: no available key for peer 5, key-id: 0 [ 24.413648][ T71] tun0: no available key for peer 6, key-id: 0 [ 33.162947][ T624] iperf3 (624) used greatest stack depth: 23128 bytes left [ 33.162965][ T624] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 33.162968][ T624] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 624, name: iperf3 [ 33.162969][ T624] preempt_count: 2, expected: 0 [ 33.162970][ T624] RCU nest depth: 0, expected: 0 [ 33.162971][ T624] INFO: lockdep is turned off. [ 33.162972][ T624] irq event stamp: 0 [ 33.162973][ T624] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 33.162978][ T624] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 33.162984][ T624] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 33.162986][ T624] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 33.162988][ T624] Preemption disabled at: [ 33.162988][ T624] [<0000000000000000>] 0x0 [ 33.162994][ T624] CPU: 3 UID: 0 PID: 624 Comm: iperf3 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 33.162997][ T624] Tainted: [W]=WARN [ 33.162998][ T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.162999][ T624] Call Trace: [ 33.163001][ T624] [ 33.163002][ T624] dump_stack_lvl+0x6f/0xa0 [ 33.163008][ T624] __might_resched.cold+0x1fe/0x2c1 [ 33.163012][ T624] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 33.163016][ T624] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 33.163018][ T624] ? rcu_is_watching+0x16/0xd0 [ 33.163022][ T624] __kmalloc_noprof+0x443/0x760 [ 33.163026][ T624] ? __rwlock_init+0x150/0x150 [ 33.163028][ T624] ? alloc_buf.isra.0+0x4b/0x260 [ 33.163032][ T624] ? do_raw_spin_unlock+0x59/0x250 [ 33.163034][ T624] alloc_buf.isra.0+0x4b/0x260 [ 33.163036][ T624] put_chars+0x1e1/0x2f0 [ 33.163038][ T624] ? prb_final_commit+0x50/0x50 [ 33.163039][ T624] ? __send_to_port+0x420/0x420 [ 33.163041][ T624] ? printk_get_next_message+0x240/0x650 [ 33.163044][ T624] hvc_console_print+0x292/0x780 [ 33.163052][ T624] ? hvc_write+0x3a0/0x3a0 [ 33.163054][ T624] ? do_raw_spin_lock+0x131/0x280 [ 33.163055][ T624] ? vsnprintf+0x668/0x1700 [ 33.163058][ T624] ? __rwlock_init+0x150/0x150 [ 33.163060][ T624] ? rcu_is_watching+0x16/0xd0 [ 33.163062][ T624] ? lock_acquire+0x13c/0x160 [ 33.163064][ T624] console_emit_next_record+0x22f/0x4c0 [ 33.163067][ T624] ? devkmsg_read+0x4b0/0x4b0 [ 33.163069][ T624] ? rcu_is_watching+0x16/0xd0 [ 33.163071][ T624] ? rcu_is_watching+0x16/0xd0 [ 33.163072][ T624] ? rcu_is_watching+0x16/0xd0 [ 33.163074][ T624] ? lock_acquire+0x13c/0x160 [ 33.163076][ T624] ? console_flush_one_record+0x111/0x710 [ 33.163078][ T624] console_flush_one_record+0x46f/0x710 [ 33.163080][ T624] ? console_emit_next_record+0x4c0/0x4c0 [ 33.163083][ T624] console_unlock+0xee/0x1f0 [ 33.163084][ T624] ? lock_acquire+0x13c/0x160 [ 33.163086][ T624] ? console_flush_one_record+0x710/0x710 [ 33.163088][ T624] ? rcu_is_watching+0x16/0xd0 [ 33.163089][ T624] ? lock_release+0x184/0x1f0 [ 33.163091][ T624] ? lock_acquire+0x60/0x160 [ 33.163092][ T624] ? __rcu_read_lock+0x30/0x70 [ 33.163095][ T624] ? __down_trylock_console_sem+0x5e/0xa0 [ 33.163096][ T624] ? vprintk_emit+0x320/0x3e0 [ 33.163098][ T624] vprintk_emit+0x37c/0x3e0 [ 33.163101][ T624] ? wake_up_klogd_work_func+0x90/0x90 [ 33.163103][ T624] _printk+0xc7/0x100 [ 33.163107][ T624] ? snapshot_read.cold+0x21/0x21 [ 33.163108][ T624] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 33.163111][ T624] ? do_raw_spin_lock+0x131/0x280 [ 33.163113][ T624] ? __rwlock_init+0x150/0x150 [ 33.163115][ T624] ? do_raw_spin_lock+0x131/0x280 [ 33.163117][ T624] do_exit.cold+0x82/0x9c [ 33.163120][ T624] ? exit_notify+0x890/0x890 [ 33.163122][ T624] __x64_sys_exit+0x42/0x50 [ 33.163124][ T624] x64_sys_call+0x156c/0x1570 [ 33.163126][ T624] do_syscall_64+0xff/0x530 [ 33.163128][ T624] ? exc_page_fault+0xee/0x100 [ 33.163131][ T624] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 33.163133][ T624] RIP: 0033:0x7f99bddfac49 [ 33.163135][ T624] Code: Unable to access opcode bytes at 0x7f99bddfac1f. [ 33.163138][ T624] RSP: 002b:00007f99bd5b9e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 33.163142][ T624] RAX: ffffffffffffffda RBX: 00007f99bd5ba6c0 RCX: 00007f99bddfac49 [ 33.163143][ T624] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 33.163144][ T624] RBP: 00007f99bd5b9f70 R08: 0000000000000001 R09: 00007f99bd5ba6c0 [ 33.163145][ T624] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f99bcdba000 [ 33.163146][ T624] R13: 00007ffcd0454970 R14: 0000000000000002 R15: 00007ffcd0454a77 [ 33.163148][ T624] [ 34.469723][ T718] tun0: deleting peer with id 1, reason 1 [ 34.469740][ T718] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 34.469742][ T718] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 718, name: ovpn-cli [ 34.469744][ T718] preempt_count: 202, expected: 0 [ 34.469745][ T718] RCU nest depth: 0, expected: 0 [ 34.469746][ T718] INFO: lockdep is turned off. [ 34.469747][ T718] irq event stamp: 0 [ 34.469748][ T718] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 34.469752][ T718] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 34.469758][ T718] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 34.469760][ T718] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 34.469761][ T718] Preemption disabled at: [ 34.469762][ T718] [<0000000000000000>] 0x0 [ 34.469767][ T718] CPU: 0 UID: 0 PID: 718 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 34.469771][ T718] Tainted: [W]=WARN [ 34.469772][ T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.469773][ T718] Call Trace: [ 34.469774][ T718] [ 34.469776][ T718] dump_stack_lvl+0x6f/0xa0 [ 34.469781][ T718] __might_resched.cold+0x1fe/0x2c1 [ 34.469785][ T718] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 34.469789][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469793][ T718] __kmalloc_noprof+0x443/0x760 [ 34.469796][ T718] ? __rwlock_init+0x150/0x150 [ 34.469799][ T718] ? alloc_buf.isra.0+0x4b/0x260 [ 34.469803][ T718] ? do_raw_spin_unlock+0x59/0x250 [ 34.469805][ T718] alloc_buf.isra.0+0x4b/0x260 [ 34.469807][ T718] put_chars+0x1e1/0x2f0 [ 34.469809][ T718] ? __send_to_port+0x420/0x420 [ 34.469811][ T718] ? printk_get_next_message+0x240/0x650 [ 34.469814][ T718] hvc_console_print+0x292/0x780 [ 34.469818][ T718] ? hvc_write+0x3a0/0x3a0 [ 34.469820][ T718] ? __rwlock_init+0x150/0x150 [ 34.469821][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469823][ T718] ? lock_acquire+0x13c/0x160 [ 34.469826][ T718] console_emit_next_record+0x22f/0x4c0 [ 34.469828][ T718] ? devkmsg_read+0x4b0/0x4b0 [ 34.469830][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469832][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469833][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469835][ T718] ? lock_acquire+0x13c/0x160 [ 34.469837][ T718] ? console_flush_one_record+0x111/0x710 [ 34.469839][ T718] console_flush_one_record+0x46f/0x710 [ 34.469841][ T718] ? console_emit_next_record+0x4c0/0x4c0 [ 34.469844][ T718] console_unlock+0xee/0x1f0 [ 34.469846][ T718] ? lock_acquire+0x13c/0x160 [ 34.469847][ T718] ? console_flush_one_record+0x710/0x710 [ 34.469849][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469851][ T718] ? lock_release+0x184/0x1f0 [ 34.469852][ T718] ? lock_acquire+0x60/0x160 [ 34.469853][ T718] ? __rcu_read_lock+0x30/0x70 [ 34.469856][ T718] ? __down_trylock_console_sem+0x5e/0xa0 [ 34.469857][ T718] ? vprintk_emit+0x320/0x3e0 [ 34.469859][ T718] vprintk_emit+0x37c/0x3e0 [ 34.469862][ T718] ? wake_up_klogd_work_func+0x90/0x90 [ 34.469864][ T718] ? kernel_text_address+0x149/0x170 [ 34.469866][ T718] ? __kernel_text_address+0x12/0x30 [ 34.469867][ T718] ? write_profile+0xf0/0xf0 [ 34.469869][ T718] ? unwind_get_return_address+0x67/0xd0 [ 34.469872][ T718] _printk+0xc7/0x100 [ 34.469875][ T718] ? snapshot_read.cold+0x21/0x21 [ 34.469878][ T718] ? netdev_name+0x43/0x60 [ 34.469880][ T718] ? __netdev_printk+0x17f/0x1d0 [ 34.469882][ T718] netdev_info+0xe2/0x116 [ 34.469883][ T718] ? netdev_notice+0x120/0x120 [ 34.469885][ T718] ? ovpn_nl_pre_doit+0x44/0x90 [ovpn] [ 34.469891][ T718] ? __module_address+0x36/0x330 [ 34.469894][ T718] ? lock_acquire+0x13c/0x160 [ 34.469895][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469897][ T718] ? lock_release+0x184/0x1f0 [ 34.469899][ T718] ? ovpn_peer_get_by_id+0x38a/0x7a0 [ovpn] [ 34.469902][ T718] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 34.469906][ T718] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 34.469908][ T718] ? lock_acquire+0x13c/0x160 [ 34.469910][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469911][ T718] ? lock_release+0x184/0x1f0 [ 34.469913][ T718] ovpn_peer_remove+0x394/0x640 [ovpn] [ 34.469916][ T718] ? do_raw_spin_lock+0x131/0x280 [ 34.469918][ T718] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 34.469921][ T718] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 34.469924][ T718] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 34.469927][ T718] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 34.469930][ T718] ? trace_hardirqs_on+0x36/0x40 [ 34.469933][ T718] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 34.469935][ T718] ? ref_tracker_alloc+0x28d/0x430 [ 34.469940][ T718] ? lock_release+0x184/0x1f0 [ 34.469942][ T718] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 34.469945][ T718] genl_family_rcv_msg_doit+0x206/0x300 [ 34.469950][ T718] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 34.469952][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469954][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469956][ T718] ? cap_capable+0x1d7/0x3d0 [ 34.469960][ T718] ? write_profile+0xf0/0xf0 [ 34.469961][ T718] ? unwind_get_return_address+0x67/0xd0 [ 34.469963][ T718] genl_family_rcv_msg+0x3a4/0x640 [ 34.469965][ T718] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 34.469967][ T718] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 34.469969][ T718] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 34.469972][ T718] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 34.469974][ T718] ? filter_irq_stacks+0xd0/0xd0 [ 34.469976][ T718] ? stack_depot_save_flags+0x1bc/0x790 [ 34.469978][ T718] genl_rcv_msg+0xbb/0x160 [ 34.469980][ T718] netlink_rcv_skb+0x14e/0x3a0 [ 34.469982][ T718] ? genl_family_rcv_msg+0x640/0x640 [ 34.469984][ T718] ? netlink_ack+0xcf0/0xcf0 [ 34.469987][ T718] ? lock_acquire+0x13c/0x160 [ 34.469988][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.469990][ T718] ? lock_release+0x184/0x1f0 [ 34.469992][ T718] genl_rcv+0x28/0x40 [ 34.469994][ T718] netlink_unicast+0x486/0x750 [ 34.469996][ T718] ? netlink_attachskb+0x810/0x810 [ 34.469998][ T718] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 34.469999][ T718] ? trace_hardirqs_on+0x36/0x40 [ 34.470000][ T718] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 34.470004][ T718] netlink_sendmsg+0x735/0xc60 [ 34.470006][ T718] ? netlink_unicast+0x750/0x750 [ 34.470008][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.470010][ T718] ? lock_release+0x184/0x1f0 [ 34.470012][ T718] ____sys_sendmsg+0x415/0x880 [ 34.470015][ T718] ? copy_msghdr_from_user+0x279/0x420 [ 34.470017][ T718] ? get_timestamp.constprop.0+0x390/0x390 [ 34.470019][ T718] ? move_addr_to_kernel+0x40/0x40 [ 34.470022][ T718] ___sys_sendmsg+0x14e/0x1d0 [ 34.470024][ T718] ? copy_msghdr_from_user+0x420/0x420 [ 34.470025][ T718] ? kfree+0x22/0x590 [ 34.470030][ T718] __sys_sendmsg+0x12c/0x1d0 [ 34.470032][ T718] ? __sys_sendmsg_sock+0x20/0x20 [ 34.470035][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.470037][ T718] ? rcu_is_watching+0x16/0xd0 [ 34.470039][ T718] do_syscall_64+0xff/0x530 [ 34.470042][ T718] ? exc_page_fault+0xee/0x100 [ 34.470044][ T718] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 34.470046][ T718] RIP: 0033:0x7f556d43a54e [ 34.470048][ T718] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 34.470049][ T718] RSP: 002b:00007ffea39b8430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.470060][ T718] RAX: ffffffffffffffda RBX: 0000000025f74130 RCX: 00007f556d43a54e [ 34.470061][ T718] RDX: 0000000000000000 RSI: 00007ffea39b84d0 RDI: 0000000000000005 [ 34.470062][ T718] RBP: 00007ffea39b8440 R08: 0000000000000000 R09: 0000000000000000 [ 34.470063][ T718] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000025f74200 [ 34.470064][ T718] R13: 00007ffea39b84d0 R14: 0000000025f75260 R15: 000000000040bda8 [ 34.470066][ T718] [ 34.546482][ T722] tun1: deleting peer with id 10, reason 1 [ 37.184097][ T770] tun0: deleting peer with id 2, reason 1 [ 37.184115][ T770] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 37.184118][ T770] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 770, name: ovpn-cli [ 37.184120][ T770] preempt_count: 202, expected: 0 [ 37.184121][ T770] RCU nest depth: 0, expected: 0 [ 37.184122][ T770] INFO: lockdep is turned off. [ 37.184123][ T770] irq event stamp: 0 [ 37.184124][ T770] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 37.184128][ T770] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 37.184134][ T770] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 37.184135][ T770] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 37.184139][ T770] Preemption disabled at: [ 37.184140][ T770] [<0000000000000000>] 0x0 [ 37.184145][ T770] CPU: 0 UID: 0 PID: 770 Comm: ovpn-cli Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 37.184149][ T770] Tainted: [W]=WARN [ 37.184149][ T770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.184151][ T770] Call Trace: [ 37.184153][ T770] [ 37.184154][ T770] dump_stack_lvl+0x6f/0xa0 [ 37.184160][ T770] __might_resched.cold+0x1fe/0x2c1 [ 37.184164][ T770] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 37.184168][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184172][ T770] __kmalloc_noprof+0x443/0x760 [ 37.184175][ T770] ? __rwlock_init+0x150/0x150 [ 37.184178][ T770] ? alloc_buf.isra.0+0x4b/0x260 [ 37.184182][ T770] ? do_raw_spin_unlock+0x59/0x250 [ 37.184184][ T770] alloc_buf.isra.0+0x4b/0x260 [ 37.184186][ T770] put_chars+0x1e1/0x2f0 [ 37.184188][ T770] ? __send_to_port+0x420/0x420 [ 37.184190][ T770] ? printk_get_next_message+0x240/0x650 [ 37.184193][ T770] hvc_console_print+0x292/0x780 [ 37.184197][ T770] ? hvc_write+0x3a0/0x3a0 [ 37.184199][ T770] ? __rwlock_init+0x150/0x150 [ 37.184200][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184202][ T770] ? lock_acquire+0x13c/0x160 [ 37.184204][ T770] console_emit_next_record+0x22f/0x4c0 [ 37.184207][ T770] ? devkmsg_read+0x4b0/0x4b0 [ 37.184209][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184210][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184212][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184214][ T770] ? lock_acquire+0x13c/0x160 [ 37.184216][ T770] ? console_flush_one_record+0x111/0x710 [ 37.184217][ T770] console_flush_one_record+0x46f/0x710 [ 37.184220][ T770] ? console_emit_next_record+0x4c0/0x4c0 [ 37.184223][ T770] console_unlock+0xee/0x1f0 [ 37.184225][ T770] ? lock_acquire+0x13c/0x160 [ 37.184227][ T770] ? console_flush_one_record+0x710/0x710 [ 37.184229][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184231][ T770] ? lock_release+0x184/0x1f0 [ 37.184232][ T770] ? lock_acquire+0x60/0x160 [ 37.184234][ T770] ? __rcu_read_lock+0x30/0x70 [ 37.184236][ T770] ? __down_trylock_console_sem+0x5e/0xa0 [ 37.184237][ T770] ? vprintk_emit+0x320/0x3e0 [ 37.184239][ T770] vprintk_emit+0x37c/0x3e0 [ 37.184242][ T770] ? wake_up_klogd_work_func+0x90/0x90 [ 37.184244][ T770] ? kernel_text_address+0x149/0x170 [ 37.184246][ T770] ? __kernel_text_address+0x12/0x30 [ 37.184247][ T770] ? write_profile+0xf0/0xf0 [ 37.184249][ T770] ? unwind_get_return_address+0x67/0xd0 [ 37.184252][ T770] _printk+0xc7/0x100 [ 37.184255][ T770] ? snapshot_read.cold+0x21/0x21 [ 37.184258][ T770] ? netdev_name+0x43/0x60 [ 37.184260][ T770] ? __netdev_printk+0x17f/0x1d0 [ 37.184262][ T770] netdev_info+0xe2/0x116 [ 37.184264][ T770] ? netdev_notice+0x120/0x120 [ 37.184265][ T770] ? ovpn_nl_pre_doit+0x44/0x90 [ovpn] [ 37.184271][ T770] ? __module_address+0x36/0x330 [ 37.184274][ T770] ? lock_acquire+0x13c/0x160 [ 37.184275][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184277][ T770] ? lock_release+0x184/0x1f0 [ 37.184279][ T770] ? ovpn_peer_get_by_id+0x38a/0x7a0 [ovpn] [ 37.184282][ T770] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 37.184286][ T770] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 37.184288][ T770] ? lock_acquire+0x13c/0x160 [ 37.184290][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184291][ T770] ? lock_release+0x184/0x1f0 [ 37.184293][ T770] ovpn_peer_remove+0x394/0x640 [ovpn] [ 37.184296][ T770] ? do_raw_spin_lock+0x131/0x280 [ 37.184298][ T770] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 37.184301][ T770] ovpn_peer_del+0x1e5/0x590 [ovpn] [ 37.184304][ T770] ? ovpn_peer_add+0x330/0x330 [ovpn] [ 37.184307][ T770] ovpn_nl_peer_del_doit+0x25c/0x6c0 [ovpn] [ 37.184310][ T770] ? trace_hardirqs_on+0x36/0x40 [ 37.184313][ T770] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.184315][ T770] ? ref_tracker_alloc+0x28d/0x430 [ 37.184320][ T770] ? lock_release+0x184/0x1f0 [ 37.184322][ T770] ? ovpn_get_dev_from_attrs+0x17a/0x660 [ovpn] [ 37.184325][ T770] genl_family_rcv_msg_doit+0x206/0x300 [ 37.184329][ T770] ? genl_family_rcv_msg_attrs_parse.isra.0+0x330/0x330 [ 37.184331][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184334][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184336][ T770] ? cap_capable+0x1d7/0x3d0 [ 37.184339][ T770] ? write_profile+0xf0/0xf0 [ 37.184340][ T770] ? unwind_get_return_address+0x67/0xd0 [ 37.184342][ T770] genl_family_rcv_msg+0x3a4/0x640 [ 37.184344][ T770] ? genl_family_rcv_msg_dumpit+0x340/0x340 [ 37.184346][ T770] ? ovpn_nl_send_peer+0x1300/0x1300 [ovpn] [ 37.184348][ T770] ? ovpn_nl_peer_get_dumpit+0xa40/0xa40 [ovpn] [ 37.184351][ T770] ? ovpn_nl_pre_doit+0x90/0x90 [ovpn] [ 37.184353][ T770] ? filter_irq_stacks+0xd0/0xd0 [ 37.184355][ T770] ? stack_depot_save_flags+0x1bc/0x790 [ 37.184357][ T770] genl_rcv_msg+0xbb/0x160 [ 37.184359][ T770] netlink_rcv_skb+0x14e/0x3a0 [ 37.184361][ T770] ? genl_family_rcv_msg+0x640/0x640 [ 37.184363][ T770] ? netlink_ack+0xcf0/0xcf0 [ 37.184366][ T770] ? lock_acquire+0x13c/0x160 [ 37.184367][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184369][ T770] ? lock_release+0x184/0x1f0 [ 37.184371][ T770] genl_rcv+0x28/0x40 [ 37.184373][ T770] netlink_unicast+0x486/0x750 [ 37.184375][ T770] ? netlink_attachskb+0x810/0x810 [ 37.184376][ T770] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 37.184378][ T770] ? trace_hardirqs_on+0x36/0x40 [ 37.184379][ T770] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 37.184383][ T770] netlink_sendmsg+0x735/0xc60 [ 37.184385][ T770] ? netlink_unicast+0x750/0x750 [ 37.184387][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184389][ T770] ? lock_release+0x184/0x1f0 [ 37.184391][ T770] ____sys_sendmsg+0x415/0x880 [ 37.184394][ T770] ? copy_msghdr_from_user+0x279/0x420 [ 37.184396][ T770] ? get_timestamp.constprop.0+0x390/0x390 [ 37.184397][ T770] ? move_addr_to_kernel+0x40/0x40 [ 37.184400][ T770] ___sys_sendmsg+0x14e/0x1d0 [ 37.184402][ T770] ? copy_msghdr_from_user+0x420/0x420 [ 37.184404][ T770] ? kfree+0x22/0x590 [ 37.184408][ T770] __sys_sendmsg+0x12c/0x1d0 [ 37.184411][ T770] ? __sys_sendmsg_sock+0x20/0x20 [ 37.184413][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184415][ T770] ? rcu_is_watching+0x16/0xd0 [ 37.184417][ T770] do_syscall_64+0xff/0x530 [ 37.184420][ T770] ? exc_page_fault+0xee/0x100 [ 37.184422][ T770] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 37.184424][ T770] RIP: 0033:0x7f214e86854e [ 37.184426][ T770] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 37.184427][ T770] RSP: 002b:00007ffc1f529170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.184431][ T770] RAX: ffffffffffffffda RBX: 0000000003bc7130 RCX: 00007f214e86854e [ 37.184433][ T770] RDX: 0000000000000000 RSI: 00007ffc1f529210 RDI: 0000000000000005 [ 37.184433][ T770] RBP: 00007ffc1f529180 R08: 0000000000000000 R09: 0000000000000000 [ 37.184434][ T770] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000003bc7200 [ 37.184435][ T770] R13: 00007ffc1f529210 R14: 0000000003bc8260 R15: 000000000040bda8 [ 37.184437][ T770] [ 37.268808][ T774] tun2: deleting peer with id 11, reason 1 [ 42.940199][ T66] tun0: deleting peer with id 4, reason 2 [ 42.940222][ T66] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 42.940225][ T66] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 66, name: kworker/2:2 [ 42.940228][ T66] preempt_count: 202, expected: 0 [ 42.940229][ T66] RCU nest depth: 0, expected: 0 [ 42.940230][ T66] INFO: lockdep is turned off. [ 42.940232][ T66] irq event stamp: 27166 [ 42.940234][ T66] hardirqs last enabled at (27165): [] _raw_spin_unlock_irq+0x28/0x50 [ 42.940243][ T66] hardirqs last disabled at (27166): [] __schedule+0x1246/0x20e0 [ 42.940247][ T66] softirqs last enabled at (26536): [] handle_softirqs+0x67c/0x900 [ 42.940252][ T66] softirqs last disabled at (26497): [] do_softirq+0xac/0xe0 [ 42.940255][ T66] Preemption disabled at: [ 42.940256][ T66] [<0000000000000000>] 0x0 [ 42.940266][ T66] CPU: 2 UID: 0 PID: 66 Comm: kworker/2:2 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 42.940270][ T66] Tainted: [W]=WARN [ 42.940271][ T66] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.940274][ T66] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 42.940286][ T66] Call Trace: [ 42.940289][ T66] [ 42.940292][ T66] dump_stack_lvl+0x6f/0xa0 [ 42.940299][ T66] __might_resched.cold+0x1fe/0x2c1 [ 42.940304][ T66] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 42.940308][ T66] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 42.940311][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940317][ T66] __kmalloc_noprof+0x443/0x760 [ 42.940321][ T66] ? __rwlock_init+0x150/0x150 [ 42.940325][ T66] ? alloc_buf.isra.0+0x4b/0x260 [ 42.940330][ T66] ? do_raw_spin_unlock+0x59/0x250 [ 42.940332][ T66] alloc_buf.isra.0+0x4b/0x260 [ 42.940335][ T66] put_chars+0x1e1/0x2f0 [ 42.940338][ T66] ? prb_final_commit+0x50/0x50 [ 42.940340][ T66] ? __send_to_port+0x420/0x420 [ 42.940343][ T66] ? printk_get_next_message+0x240/0x650 [ 42.940348][ T66] hvc_console_print+0x292/0x780 [ 42.940353][ T66] ? hvc_write+0x3a0/0x3a0 [ 42.940355][ T66] ? do_raw_spin_lock+0x131/0x280 [ 42.940358][ T66] ? vsnprintf+0x527/0x1700 [ 42.940361][ T66] ? __rwlock_init+0x150/0x150 [ 42.940363][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940366][ T66] ? lock_acquire+0x13c/0x160 [ 42.940369][ T66] console_emit_next_record+0x22f/0x4c0 [ 42.940373][ T66] ? devkmsg_read+0x4b0/0x4b0 [ 42.940376][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940378][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940380][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940383][ T66] ? lock_acquire+0x13c/0x160 [ 42.940386][ T66] ? console_flush_one_record+0x111/0x710 [ 42.940388][ T66] console_flush_one_record+0x46f/0x710 [ 42.940392][ T66] ? console_emit_next_record+0x4c0/0x4c0 [ 42.940396][ T66] console_unlock+0xee/0x1f0 [ 42.940399][ T66] ? lock_acquire+0x13c/0x160 [ 42.940401][ T66] ? console_flush_one_record+0x710/0x710 [ 42.940403][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940406][ T66] ? lock_release+0x184/0x1f0 [ 42.940408][ T66] ? lock_acquire+0x60/0x160 [ 42.940410][ T66] ? __rcu_read_lock+0x30/0x70 [ 42.940413][ T66] ? __down_trylock_console_sem+0x5e/0xa0 [ 42.940416][ T66] ? vprintk_emit+0x320/0x3e0 [ 42.940419][ T66] vprintk_emit+0x37c/0x3e0 [ 42.940422][ T66] ? wake_up_klogd_work_func+0x90/0x90 [ 42.940425][ T66] ? arch_stack_walk+0xd7/0x130 [ 42.940429][ T66] ? queued_spin_lock_slowpath+0x103/0xa60 [ 42.940431][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940434][ T66] _printk+0xc7/0x100 [ 42.940438][ T66] ? snapshot_read.cold+0x21/0x21 [ 42.940441][ T66] ? __add_to_free_list+0x81/0x5c0 [ 42.940444][ T66] ? do_raw_spin_lock+0x131/0x280 [ 42.940446][ T66] ? netdev_name+0x43/0x60 [ 42.940450][ T66] ? __netdev_printk+0x17f/0x1d0 [ 42.940453][ T66] netdev_info+0xe2/0x116 [ 42.940455][ T66] ? netdev_notice+0x120/0x120 [ 42.940459][ T66] ? debug_object_free+0x530/0x530 [ 42.940463][ T66] ? __rwlock_init+0x150/0x150 [ 42.940467][ T66] ? trace_irq_enable.constprop.0+0x30/0x160 [ 42.940470][ T66] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 42.940477][ T66] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 42.940482][ T66] ? remove_and_enqueue_same_base+0x200/0x730 [ 42.940486][ T66] ? do_raw_spin_lock+0x131/0x280 [ 42.940489][ T66] ovpn_peer_remove+0x394/0x640 [ovpn] [ 42.940495][ T66] ? do_raw_spin_lock+0x131/0x280 [ 42.940497][ T66] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 42.940501][ T66] ? __rwlock_init+0x150/0x150 [ 42.940504][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940506][ T66] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 42.940508][ T66] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 42.940511][ T66] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 42.940515][ T66] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 42.940519][ T66] ? __rwlock_init+0x150/0x150 [ 42.940523][ T66] ovpn_peer_keepalive_work+0x253/0x580 [ovpn] [ 42.940528][ T66] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 42.940532][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940535][ T66] ? lock_acquire+0x13c/0x160 [ 42.940537][ T66] ? rcu_is_watching+0x16/0xd0 [ 42.940540][ T66] process_one_work+0xe3e/0x1560 [ 42.940546][ T66] ? __queue_delayed_work+0x470/0x470 [ 42.940549][ T66] ? worker_thread+0x3df/0xd60 [ 42.940552][ T66] ? __rwlock_init+0x150/0x150 [ 42.940556][ T66] worker_thread+0x4f1/0xd60 [ 42.940559][ T66] ? rescuer_thread+0x1340/0x1340 [ 42.940562][ T66] ? __kthread_parkme+0xbd/0x210 [ 42.940565][ T66] ? rescuer_thread+0x1340/0x1340 [ 42.940568][ T66] ? rescuer_thread+0x1340/0x1340 [ 42.940570][ T66] kthread+0x367/0x460 [ 42.940573][ T66] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 42.940575][ T66] ? kthread_affine_preferred+0x4c0/0x4c0 [ 42.940578][ T66] ret_from_fork+0x474/0x6b0 [ 42.940581][ T66] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 42.940584][ T66] ? __switch_to+0x5a3/0xe00 [ 42.940587][ T66] ? kthread_affine_preferred+0x4c0/0x4c0 [ 42.940590][ T66] ret_from_fork_asm+0x11/0x20 [ 42.940596][ T66] [ 42.966927][ T66] tun0: deleting peer with id 3, reason 2 [ 42.967258][ T66] tun0: deleting peer with id 5, reason 2 [ 42.967578][ T66] tun0: deleting peer with id 6, reason 2 [ 48.060231][ T10] tun3: deleting peer with id 12, reason 2 [ 48.060253][ T10] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 48.060256][ T10] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 10, name: kworker/0:1 [ 48.060257][ T10] preempt_count: 202, expected: 0 [ 48.060258][ T10] RCU nest depth: 0, expected: 0 [ 48.060259][ T10] INFO: lockdep is turned off. [ 48.060261][ T10] irq event stamp: 34350 [ 48.060261][ T10] hardirqs last enabled at (34349): [] _raw_spin_unlock_irq+0x28/0x50 [ 48.060270][ T10] hardirqs last disabled at (34350): [] __schedule+0x1246/0x20e0 [ 48.060273][ T10] softirqs last enabled at (34164): [] process_one_work+0xe3e/0x1560 [ 48.060277][ T10] softirqs last disabled at (34160): [] neigh_managed_work+0x2d/0x220 [ 48.060282][ T10] Preemption disabled at: [ 48.060283][ T10] [<0000000000000000>] 0x0 [ 48.060290][ T10] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 48.060294][ T10] Tainted: [W]=WARN [ 48.060295][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.060297][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 48.060305][ T10] Call Trace: [ 48.060307][ T10] [ 48.060308][ T10] dump_stack_lvl+0x6f/0xa0 [ 48.060314][ T10] __might_resched.cold+0x1fe/0x2c1 [ 48.060317][ T10] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 48.060321][ T10] ? prb_next_reserve_seq+0x2d0/0x2d0 [ 48.060323][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060327][ T10] __kmalloc_noprof+0x443/0x760 [ 48.060331][ T10] ? __rwlock_init+0x150/0x150 [ 48.060334][ T10] ? alloc_buf.isra.0+0x4b/0x260 [ 48.060338][ T10] ? do_raw_spin_unlock+0x59/0x250 [ 48.060339][ T10] alloc_buf.isra.0+0x4b/0x260 [ 48.060342][ T10] put_chars+0x1e1/0x2f0 [ 48.060344][ T10] ? prb_final_commit+0x50/0x50 [ 48.060345][ T10] ? __send_to_port+0x420/0x420 [ 48.060347][ T10] ? printk_get_next_message+0x240/0x650 [ 48.060350][ T10] hvc_console_print+0x292/0x780 [ 48.060353][ T10] ? hvc_write+0x3a0/0x3a0 [ 48.060355][ T10] ? do_raw_spin_lock+0x131/0x280 [ 48.060356][ T10] ? vsnprintf+0x527/0x1700 [ 48.060358][ T10] ? __rwlock_init+0x150/0x150 [ 48.060360][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060362][ T10] ? lock_acquire+0x13c/0x160 [ 48.060364][ T10] console_emit_next_record+0x22f/0x4c0 [ 48.060367][ T10] ? devkmsg_read+0x4b0/0x4b0 [ 48.060369][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060370][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060372][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060373][ T10] ? lock_acquire+0x13c/0x160 [ 48.060375][ T10] ? console_flush_one_record+0x111/0x710 [ 48.060377][ T10] console_flush_one_record+0x46f/0x710 [ 48.060379][ T10] ? console_emit_next_record+0x4c0/0x4c0 [ 48.060382][ T10] console_unlock+0xee/0x1f0 [ 48.060383][ T10] ? lock_acquire+0x13c/0x160 [ 48.060385][ T10] ? console_flush_one_record+0x710/0x710 [ 48.060386][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060388][ T10] ? lock_release+0x184/0x1f0 [ 48.060389][ T10] ? lock_acquire+0x60/0x160 [ 48.060391][ T10] ? __rcu_read_lock+0x30/0x70 [ 48.060393][ T10] ? __down_trylock_console_sem+0x5e/0xa0 [ 48.060394][ T10] ? vprintk_emit+0x320/0x3e0 [ 48.060396][ T10] vprintk_emit+0x37c/0x3e0 [ 48.060399][ T10] ? wake_up_klogd_work_func+0x90/0x90 [ 48.060400][ T10] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 48.060402][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060404][ T10] ? trace_sched_wakeup+0x9b/0x160 [ 48.060406][ T10] _printk+0xc7/0x100 [ 48.060409][ T10] ? snapshot_read.cold+0x21/0x21 [ 48.060411][ T10] ? try_to_wake_up+0x153/0x1130 [ 48.060413][ T10] ? select_fallback_rq+0x510/0x510 [ 48.060414][ T10] ? netdev_name+0x43/0x60 [ 48.060417][ T10] ? __netdev_printk+0x17f/0x1d0 [ 48.060419][ T10] netdev_info+0xe2/0x116 [ 48.060420][ T10] ? netdev_notice+0x120/0x120 [ 48.060422][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060424][ T10] ? __queue_work+0x3ab/0xd30 [ 48.060427][ T10] ? trace_irq_enable.constprop.0+0x30/0x160 [ 48.060430][ T10] ovpn_nl_peer_del_notify+0x115/0x503 [ovpn] [ 48.060433][ T10] ? ovpn_nl_key_new_doit.cold+0x24/0x24 [ovpn] [ 48.060436][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060438][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 48.060439][ T10] ovpn_peer_remove+0x394/0x640 [ovpn] [ 48.060442][ T10] ? do_raw_spin_lock+0x131/0x280 [ 48.060444][ T10] ? __ovpn_peer_hash_transp_addr+0x650/0x650 [ovpn] [ 48.060446][ T10] ? __rwlock_init+0x150/0x150 [ 48.060448][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060450][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 48.060451][ T10] ? trace_irq_disable.constprop.0+0x9b/0x160 [ 48.060452][ T10] ovpn_peer_keepalive_work_single+0x416/0x600 [ovpn] [ 48.060455][ T10] ? ovpn_peers_release_mp+0x490/0x490 [ovpn] [ 48.060457][ T10] ? __rwlock_init+0x150/0x150 [ 48.060460][ T10] ovpn_peer_keepalive_work+0x389/0x580 [ovpn] [ 48.060463][ T10] ? ovpn_peers_free+0xb0/0xb0 [ovpn] [ 48.060465][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060467][ T10] ? lock_acquire+0x13c/0x160 [ 48.060468][ T10] ? rcu_is_watching+0x16/0xd0 [ 48.060470][ T10] ? process_one_work+0xdfc/0x1560 [ 48.060472][ T10] process_one_work+0xe3e/0x1560 [ 48.060474][ T10] ? __queue_delayed_work+0x470/0x470 [ 48.060477][ T10] ? __rwlock_init+0x150/0x150 [ 48.060479][ T10] worker_thread+0x4f1/0xd60 [ 48.060481][ T10] ? rescuer_thread+0x1340/0x1340 [ 48.060483][ T10] ? __kthread_parkme+0xbd/0x210 [ 48.060485][ T10] ? rescuer_thread+0x1340/0x1340 [ 48.060487][ T10] ? rescuer_thread+0x1340/0x1340 [ 48.060488][ T10] kthread+0x367/0x460 [ 48.060490][ T10] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 48.060491][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 48.060493][ T10] ret_from_fork+0x474/0x6b0 [ 48.060496][ T10] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 48.060498][ T10] ? __switch_to+0x5a3/0xe00 [ 48.060500][ T10] ? kthread_affine_preferred+0x4c0/0x4c0 [ 48.060502][ T10] ret_from_fork_asm+0x11/0x20 [ 48.060506][ T10] [ 48.124195][ T66] tun4: deleting peer with id 13, reason 2 [ 48.189189][ T53] tun5: deleting peer with id 14, reason 2 [ 48.253191][ T66] tun6: deleting peer with id 15, reason 2