====================================== | [ 19.671261][ T365] softirqs last disabled at (3966): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 19.671265][ T365] Preemption disabled at: | [ 19.671265][ T365] 0x0 | [ 19.671275][ T365] Tainted: [W]=WARN [ 19.671275][ T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.671277][ T365] Call Trace: [ 19.671279][ T365] [ 19.671280][ T365] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.671286][ T365] __might_resched.cold (kernel/sched/core.c:9234) [ 19.671291][ T365] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.671295][ 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) [ 19.671300][ 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)) [ 19.671303][ T365] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.671308][ 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) [ 19.671311][ T365] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.671314][ T365] put_chars (drivers/char/virtio_console.c:1176) [ 19.671317][ T365] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.671323][ T365] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.671330][ T365] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.671333][ T365] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.671337][ T365] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.671340][ T365] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.671342][ 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)) [ 19.671345][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.671349][ T365] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.671353][ T365] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.671357][ T365] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.671358][ T365] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.671363][ T365] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.671366][ T365] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.671368][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.671370][ T365] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.671374][ T365] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.671375][ T365] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.671378][ T365] vprintk_emit (kernel/printk/printk.c:2479) [ 19.671382][ T365] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.671385][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.671389][ T365] _printk (kernel/printk/printk.c:2504) [ 19.671392][ T365] ? snapshot_read.cold (user.c:?) [ 19.671394][ T365] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 19.671397][ T365] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 19.671399][ T365] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 19.671402][ T365] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 19.671405][ T365] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.671407][ T365] ? netdev_notice (net/core/dev.c:13194) [ 19.671412][ T365] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 19.671418][ T365] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 19.671423][ T365] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 19.671426][ T365] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 19.671429][ T365] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.671430][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.671435][ T365] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 19.671438][ 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) [ 19.671440][ T365] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 19.671443][ T365] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.671448][ T365] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 19.671451][ T365] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 19.671455][ 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 [ 19.671461][ T365] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 19.671463][ T365] sk_common_release (net/core/sock.c:4042) [ 19.671466][ T365] inet_release (net/ipv4/af_inet.c:448) [ 19.671469][ T365] ? fcntl_setlk (fs/locks.c:2552) [ 19.671474][ T365] __sock_release (net/socket.c:735) [ 19.671477][ T365] sock_close (net/socket.c:1526 (discriminator 1)) [ 19.671479][ T365] __fput (fs/file_table.c:512) [ 19.671482][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.671483][ T365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 19.671485][ T365] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.671488][ 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) [ 19.671491][ T365] task_work_run (kernel/task_work.c:233) [ 19.671493][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.671495][ T365] ? task_work_cancel (kernel/task_work.c:190) [ 19.671497][ T365] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 19.671501][ T365] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 19.671504][ T365] ? exit_notify (kernel/exit.c:780) [ 19.671505][ T365] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.671508][ T365] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.671509][ T365] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.671513][ T365] do_group_exit (kernel/exit.c:1151) [ 19.671514][ T365] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.671516][ T365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.671517][ T365] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 19.671519][ T365] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 19.671521][ T365] get_signal (kernel/signal.c:3039) [ 19.671526][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.671528][ T365] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.671531][ T365] ? ptrace_signal (./include/linux/signal.h:87) [ 19.671532][ T365] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.671535][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.671537][ T365] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 19.671542][ T365] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 19.671545][ T365] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 19.671547][ T365] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.671551][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.671553][ T365] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.671556][ T365] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 19.671558][ T365] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.671562][ 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) [ 19.671564][ T365] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.671567][ T365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.671569][ T365] RIP: 0033:0x7fec95c6954e [ 19.671571][ T365] Code: Unable to access opcode bytes at 0x7fec95c69524. Code starting with the faulting instruction =========================================== [ 19.671572][ T365] RSP: 002b:00007fffff17d7b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 19.671574][ T365] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007fec95c6954e [ 19.671575][ T365] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 19.671576][ T365] RBP: 00007fffff17d7c0 R08: 0000000000000000 R09: 0000000000000000 [ 19.671577][ T365] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffff17dd48 [ 19.671578][ T365] R13: 0000000000000008 R14: 00007fec95f54000 R15: 000000000040bda8 | [ 21.255648][ T537] softirqs last disabled at (30257): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.255651][ T537] Preemption disabled at: | [ 21.255651][ T537] 0x0 | [ 21.255661][ T537] Tainted: [W]=WARN [ 21.255662][ T537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.255664][ T537] Call Trace: [ 21.255665][ T537] [ 21.255666][ T537] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.255673][ T537] __might_resched.cold (kernel/sched/core.c:9234) [ 21.255677][ T537] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.255681][ T537] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.255686][ T537] __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)) [ 21.255689][ T537] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.255694][ T537] ? 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) [ 21.255697][ T537] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.255700][ T537] put_chars (drivers/char/virtio_console.c:1176) [ 21.255703][ T537] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.255705][ T537] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.255710][ T537] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.255715][ T537] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.255722][ T537] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.255724][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.255726][ T537] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.255730][ T537] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.255734][ T537] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.255736][ T537] ? 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)) [ 21.255739][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.255741][ T537] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.255745][ T537] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.255749][ T537] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.255751][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.255756][ T537] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.255759][ T537] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.255761][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.255763][ T537] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.255767][ T537] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.255768][ T537] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.255771][ T537] vprintk_emit (kernel/printk/printk.c:2479) [ 21.255775][ T537] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.255779][ T537] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.255782][ T537] _printk (kernel/printk/printk.c:2504) [ 21.255786][ T537] ? snapshot_read.cold (user.c:?) [ 21.255788][ T537] ? 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) [ 21.255791][ T537] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.255794][ T537] ? 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) [ 21.255797][ T537] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 21.255801][ T537] ? exit_notify (kernel/exit.c:780) [ 21.255802][ T537] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.255805][ T537] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.255809][ T537] do_group_exit (kernel/exit.c:1151) [ 21.255812][ T537] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 21.255814][ T537] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 21.255816][ T537] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.255820][ T537] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.255823][ T537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.255825][ T537] RIP: 0033:0x7f6e1e34c1b8 [ 21.255827][ T537] Code: Unable to access opcode bytes at 0x7f6e1e34c18e. Code starting with the faulting instruction =========================================== [ 21.255828][ T537] RSP: 002b:00007ffe66934f68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 21.255831][ T537] RAX: ffffffffffffffda RBX: 00007f6e1e47cf88 RCX: 00007f6e1e34c1b8 [ 21.255832][ T537] RDX: 00007f6e1e2481c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 21.255833][ T537] RBP: 00007ffe66934fc0 R08: 0000000000000000 R09: 0000000000000000 [ 21.255834][ T537] R10: 00007f6e1e4aa1a0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_release_p2p:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print