====================================== | [ 10.753945][ T249] softirqs last disabled at (40876): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.753948][ T249] Preemption disabled at: | [ 10.753949][ T249] 0x0 | [ 10.753958][ T249] Tainted: [W]=WARN [ 10.753959][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.753961][ T249] Call Trace: [ 10.753962][ T249] [ 10.753964][ T249] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.753970][ T249] __might_resched.cold (kernel/sched/core.c:9234) [ 10.753974][ T249] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.753978][ T249] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.753983][ T249] __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)) [ 10.753985][ T249] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.753991][ T249] ? 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) [ 10.753994][ T249] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.753997][ T249] put_chars (drivers/char/virtio_console.c:1176) [ 10.754000][ T249] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.754001][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.754006][ T249] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.754011][ T249] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.754017][ T249] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.754020][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.754022][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.754026][ T249] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.754029][ T249] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.754031][ T249] ? 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)) [ 10.754034][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.754036][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.754040][ T249] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.754044][ T249] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.754046][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.754050][ T249] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.754053][ T249] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.754055][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.754057][ T249] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.754061][ T249] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.754062][ T249] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.754066][ T249] vprintk_emit (kernel/printk/printk.c:2479) [ 10.754069][ T249] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.754072][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.754076][ T249] _printk (kernel/printk/printk.c:2504) [ 10.754079][ T249] ? snapshot_read.cold (user.c:?) [ 10.754082][ T249] ? 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) [ 10.754084][ T249] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.754088][ T249] ? 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) [ 10.754090][ T249] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.754094][ T249] ? exit_notify (kernel/exit.c:780) [ 10.754095][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.754098][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.754102][ T249] do_group_exit (kernel/exit.c:1151) [ 10.754105][ T249] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.754106][ T249] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.754109][ T249] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.754113][ T249] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.754115][ T249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.754117][ T249] RIP: 0033:0x7fce745fb1b8 [ 10.754120][ T249] Code: Unable to access opcode bytes at 0x7fce745fb18e. Code starting with the faulting instruction =========================================== [ 10.754121][ T249] RSP: 002b:00007ffeb22091f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.754123][ T249] RAX: ffffffffffffffda RBX: 00007fce7472bf88 RCX: 00007fce745fb1b8 [ 10.754124][ T249] RDX: 00007fce74345fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.754125][ T249] RBP: 00007ffeb2209250 R08: 0000000000000000 R09: 0000000000000000 [ 10.754126][ T249] R10: 00007ffeb2209010 R11: 0000000000000246 R12: 0000000000000001 [ 10.754127][ T249] R13: 0000000000000000 R14: 00007fce7472a680 R15: 00007fce7472bfa0 | [ 20.634662][ T406] softirqs last disabled at (3506): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 20.634666][ T406] Preemption disabled at: | [ 20.634666][ T406] 0x0 | [ 20.634676][ T406] Tainted: [W]=WARN [ 20.634677][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.634679][ T406] Call Trace: [ 20.634680][ T406] [ 20.634681][ T406] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.634687][ T406] __might_resched.cold (kernel/sched/core.c:9234) [ 20.634692][ T406] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.634698][ T406] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.634703][ T406] __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)) [ 20.634706][ T406] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.634711][ T406] ? 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) [ 20.634714][ T406] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.634718][ T406] put_chars (drivers/char/virtio_console.c:1176) [ 20.634720][ T406] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.634727][ T406] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.634734][ T406] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.634736][ T406] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.634741][ T406] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.634744][ T406] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.634746][ T406] ? 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)) [ 20.634749][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.634757][ T406] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.634761][ T406] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.634765][ T406] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.634766][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.634771][ T406] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.634774][ T406] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.634776][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.634778][ T406] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.634782][ T406] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.634784][ T406] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.634787][ T406] vprintk_emit (kernel/printk/printk.c:2479) [ 20.634791][ T406] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.634794][ T406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.634798][ T406] _printk (kernel/printk/printk.c:2504) [ 20.634802][ T406] ? snapshot_read.cold (user.c:?) [ 20.634804][ T406] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 20.634807][ T406] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 20.634809][ T406] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 20.634813][ T406] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 20.634816][ T406] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.634818][ T406] ? netdev_notice (net/core/dev.c:13194) [ 20.634824][ T406] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 20.634831][ T406] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 20.634836][ T406] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 20.634839][ T406] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 20.634842][ T406] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 20.634844][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.634849][ T406] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 20.634852][ T406] ? 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) [ 20.634854][ T406] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 20.634857][ T406] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.634863][ T406] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 20.634867][ T406] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 20.634871][ T406] ? 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 [ 20.634877][ T406] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 20.634879][ T406] sk_common_release (net/core/sock.c:4042) [ 20.634883][ T406] inet_release (net/ipv4/af_inet.c:448) [ 20.634886][ T406] ? fcntl_setlk (fs/locks.c:2552) [ 20.634891][ T406] __sock_release (net/socket.c:735) [ 20.634894][ T406] sock_close (net/socket.c:1526 (discriminator 1)) [ 20.634896][ T406] __fput (fs/file_table.c:512) [ 20.634900][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.634901][ T406] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 20.634903][ T406] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.634906][ T406] ? 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) [ 20.634909][ T406] task_work_run (kernel/task_work.c:233) [ 20.634912][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.634914][ T406] ? task_work_cancel (kernel/task_work.c:190) [ 20.634917][ T406] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 20.634921][ T406] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 20.634924][ T406] ? exit_notify (kernel/exit.c:780) [ 20.634925][ T406] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.634929][ T406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.634930][ T406] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.634934][ T406] do_group_exit (kernel/exit.c:1151) [ 20.634936][ T406] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 20.634937][ T406] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.634939][ T406] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 20.634941][ T406] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 20.634943][ T406] get_signal (kernel/signal.c:3039) [ 20.634948][ T406] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 20.634950][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.634954][ T406] ? ptrace_signal (./include/linux/signal.h:87) [ 20.634956][ T406] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.634959][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.634961][ T406] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 20.634967][ T406] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 20.634970][ T406] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 20.634972][ T406] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.634977][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.634979][ T406] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.634982][ T406] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 20.634985][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.634988][ T406] 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) [ 20.634991][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 20.634994][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.634996][ T406] RIP: 0033:0x7fd9c9a3354e [ 20.634999][ T406] Code: Unable to access opcode bytes at 0x7fd9c9a33524. Code starting with the faulting instruction =========================================== [ 20.635000][ T406] RSP: 002b:00007ffd59569770 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 20.635002][ T406] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007fd9c9a3354e [ 20.635003][ T406] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 20.635004][ T406] RBP: 00007ffd59569780 R08: 0000000000000000 R09: 0000000000000000 [ 20.635005][ T406] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd59569d08 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