====================================== | [ 10.950623][ T250] softirqs last disabled at (28444): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.950626][ T250] Preemption disabled at: | [ 10.950626][ T250] 0x0 | [ 10.950636][ T250] Tainted: [W]=WARN [ 10.950637][ T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.950639][ T250] Call Trace: [ 10.950641][ T250] [ 10.950642][ T250] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.950649][ T250] __might_resched.cold (kernel/sched/core.c:9234) [ 10.950653][ T250] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.950657][ T250] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.950662][ T250] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 10.950664][ T250] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.950670][ T250] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 10.950673][ T250] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.950676][ T250] put_chars (drivers/char/virtio_console.c:1176) [ 10.950679][ T250] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.950680][ T250] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.950685][ T250] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.950690][ T250] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.950697][ T250] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.950699][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.950701][ T250] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.950705][ T250] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.950709][ T250] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.950711][ T250] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 10.950714][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.950716][ T250] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.950720][ T250] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.950724][ T250] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.950725][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.950730][ T250] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.950733][ T250] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.950735][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.950737][ T250] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.950741][ T250] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.950743][ T250] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.950746][ T250] vprintk_emit (kernel/printk/printk.c:2479) [ 10.950749][ T250] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.950753][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.950756][ T250] _printk (kernel/printk/printk.c:2504) [ 10.950759][ T250] ? snapshot_read.cold (user.c:?) [ 10.950762][ T250] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.950765][ T250] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.950769][ T250] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 10.950771][ T250] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.950775][ T250] ? exit_notify (kernel/exit.c:780) [ 10.950776][ T250] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.950779][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.950783][ T250] do_group_exit (kernel/exit.c:1151) [ 10.950786][ T250] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.950787][ T250] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.950790][ T250] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.950794][ T250] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.950796][ T250] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.950799][ T250] RIP: 0033:0x7f09eb5121b8 [ 10.950801][ T250] Code: Unable to access opcode bytes at 0x7f09eb51218e. Code starting with the faulting instruction =========================================== [ 10.950802][ T250] RSP: 002b:00007fff1bbb1c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.950805][ T250] RAX: ffffffffffffffda RBX: 00007f09eb642f88 RCX: 00007f09eb5121b8 [ 10.950806][ T250] RDX: 00007f09eb25cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.950807][ T250] RBP: 00007fff1bbb1c90 R08: 0000000000000000 R09: 0000000000000000 [ 10.950808][ T250] R10: 00007fff1bbb1a50 R11: 0000000000000246 R12: 0000000000000001 [ 10.950808][ T250] R13: 0000000000000000 R14: 00007f09eb641680 R15: 00007f09eb642fa0 | [ 19.977483][ T365] softirqs last disabled at (4792): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 19.977486][ T365] Preemption disabled at: | [ 19.977487][ T365] 0x0 | [ 19.977497][ T365] Tainted: [W]=WARN [ 19.977498][ T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.977500][ T365] Call Trace: [ 19.977501][ T365] [ 19.977503][ T365] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.977509][ T365] __might_resched.cold (kernel/sched/core.c:9234) [ 19.977513][ T365] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.977517][ T365] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.977522][ T365] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 19.977524][ T365] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.977530][ T365] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.977532][ T365] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.977536][ T365] put_chars (drivers/char/virtio_console.c:1176) [ 19.977538][ T365] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.977545][ T365] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.977551][ T365] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.977554][ T365] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.977558][ T365] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.977561][ T365] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.977563][ T365] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 19.977566][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.977570][ T365] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.977574][ T365] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.977578][ T365] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.977580][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.977585][ T365] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.977588][ T365] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.977589][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.977592][ T365] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.977595][ T365] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.977597][ T365] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.977600][ T365] vprintk_emit (kernel/printk/printk.c:2479) [ 19.977603][ T365] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.977606][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.977610][ T365] _printk (kernel/printk/printk.c:2504) [ 19.977614][ T365] ? snapshot_read.cold (user.c:?) [ 19.977615][ T365] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 19.977618][ T365] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 19.977620][ T365] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 19.977624][ T365] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 19.977627][ T365] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.977629][ T365] ? netdev_notice (net/core/dev.c:13194) [ 19.977634][ T365] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 19.977640][ T365] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 19.977645][ T365] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 19.977649][ T365] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 19.977651][ T365] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.977653][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.977657][ T365] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 19.977662][ T365] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 19.977664][ T365] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 19.977667][ T365] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.977672][ T365] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 19.977675][ T365] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 19.977679][ T365] ? ovpn_udp_encap_destroy (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/udp.c:368 (discriminator 2)) ovpn [ 19.977685][ T365] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 19.977687][ T365] sk_common_release (net/core/sock.c:4042) [ 19.977691][ T365] inet_release (net/ipv4/af_inet.c:448) [ 19.977694][ T365] ? fcntl_setlk (fs/locks.c:2552) [ 19.977698][ T365] __sock_release (net/socket.c:735) [ 19.977701][ T365] sock_close (net/socket.c:1526 (discriminator 1)) [ 19.977703][ T365] __fput (fs/file_table.c:512) [ 19.977706][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.977707][ T365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 19.977709][ T365] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.977712][ T365] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 19.977715][ T365] task_work_run (kernel/task_work.c:233) [ 19.977717][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.977719][ T365] ? task_work_cancel (kernel/task_work.c:190) [ 19.977722][ T365] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 19.977726][ T365] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 19.977728][ T365] ? exit_notify (kernel/exit.c:780) [ 19.977730][ T365] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.977732][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.977734][ T365] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.977737][ T365] do_group_exit (kernel/exit.c:1151) [ 19.977739][ T365] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.977740][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.977742][ T365] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 19.977744][ T365] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 19.977745][ T365] get_signal (kernel/signal.c:3039) [ 19.977750][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.977753][ T365] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.977754][ T365] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.977757][ T365] ? ptrace_signal (./include/linux/signal.h:87) [ 19.977758][ T365] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.977761][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.977763][ T365] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 19.977768][ T365] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 19.977771][ T365] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 19.977772][ T365] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.977777][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.977779][ T365] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.977781][ T365] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 19.977784][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.977787][ T365] do_syscall_64 (./include/linux/irq-entry-common.h:207 ./include/linux/irq-entry-common.h:230 ./include/linux/entry-common.h:336 arch/x86/entry/syscall_64.c:89) [ 19.977790][ T365] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.977792][ T365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.977794][ T365] RIP: 0033:0x7f611825d54e [ 19.977797][ T365] Code: Unable to access opcode bytes at 0x7f611825d524. Code starting with the faulting instruction =========================================== [ 19.977798][ T365] RSP: 002b:00007ffd9c323230 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 19.977800][ T365] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007f611825d54e [ 19.977801][ T365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 19.977802][ T365] RBP: 00007ffd9c323240 R08: 0000000000000000 R09: 0000000000000000 [ 19.977803][ T365] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd9c3237c8 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_release_p2p:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print