====================================== | [ 12.358189][ T249] softirqs last disabled at (33795): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.358191][ T249] Preemption disabled at: | [ 12.358192][ T249] 0x0 | [ 12.358202][ T249] Tainted: [W]=WARN [ 12.358203][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.358205][ T249] Call Trace: [ 12.358207][ T249] [ 12.358208][ T249] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.358214][ T249] __might_resched.cold (kernel/sched/core.c:9234) [ 12.358219][ T249] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.358223][ 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) [ 12.358228][ 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)) [ 12.358230][ T249] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.358236][ 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) [ 12.358239][ T249] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.358242][ T249] put_chars (drivers/char/virtio_console.c:1176) [ 12.358246][ T249] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.358247][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.358254][ T249] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.358260][ T249] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.358266][ T249] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.358268][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.358271][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.358275][ T249] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.358279][ T249] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.358280][ 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)) [ 12.358283][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.358286][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.358289][ T249] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.358293][ T249] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.358295][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.358300][ T249] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.358303][ T249] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.358305][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.358307][ T249] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.358311][ T249] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.358312][ T249] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.358316][ T249] vprintk_emit (kernel/printk/printk.c:2479) [ 12.358319][ T249] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.358323][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.358326][ T249] _printk (kernel/printk/printk.c:2504) [ 12.358330][ T249] ? snapshot_read.cold (user.c:?) [ 12.358333][ 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) [ 12.358335][ T249] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.358339][ 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) [ 12.358341][ T249] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.358345][ T249] ? exit_notify (kernel/exit.c:780) [ 12.358347][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.358349][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.358353][ T249] do_group_exit (kernel/exit.c:1151) [ 12.358356][ T249] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.358358][ T249] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.358361][ T249] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.358365][ T249] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.358367][ T249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.358370][ T249] RIP: 0033:0x7f7feb2961b8 [ 12.358372][ T249] Code: Unable to access opcode bytes at 0x7f7feb29618e. Code starting with the faulting instruction =========================================== [ 12.358373][ T249] RSP: 002b:00007ffe4deeedb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.358375][ T249] RAX: ffffffffffffffda RBX: 00007f7feb3c6f88 RCX: 00007f7feb2961b8 [ 12.358377][ T249] RDX: 00007f7feafe0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.358378][ T249] RBP: 00007ffe4deeee10 R08: 0000000000000000 R09: 0000000000000000 [ 12.358379][ T249] R10: 00007ffe4deeebd0 R11: 0000000000000246 R12: 0000000000000001 [ 12.358379][ T249] R13: 0000000000000000 R14: 00007f7feb3c5680 R15: 00007f7feb3c6fa0 | [ 22.464335][ T350] softirqs last disabled at (3598): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 22.464339][ T350] Preemption disabled at: | [ 22.464340][ T350] 0x0 | [ 22.464350][ T350] Tainted: [W]=WARN [ 22.464351][ T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.464353][ T350] Call Trace: [ 22.464355][ T350] [ 22.464356][ T350] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.464362][ T350] __might_resched.cold (kernel/sched/core.c:9234) [ 22.464367][ T350] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.464371][ T350] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 22.464376][ T350] __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)) [ 22.464378][ T350] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.464384][ T350] ? 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) [ 22.464387][ T350] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.464391][ T350] put_chars (drivers/char/virtio_console.c:1176) [ 22.464393][ T350] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.464401][ T350] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.464408][ T350] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.464411][ T350] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.464415][ T350] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.464419][ T350] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.464421][ T350] ? 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)) [ 22.464424][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.464429][ T350] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.464433][ T350] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.464437][ T350] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.464439][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.464444][ T350] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.464447][ T350] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.464448][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.464451][ T350] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.464460][ T350] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.464462][ T350] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.464465][ T350] vprintk_emit (kernel/printk/printk.c:2479) [ 22.464469][ T350] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.464472][ T350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.464476][ T350] _printk (kernel/printk/printk.c:2504) [ 22.464479][ T350] ? snapshot_read.cold (user.c:?) [ 22.464481][ T350] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 22.464484][ T350] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 22.464486][ T350] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 22.464490][ T350] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 22.464493][ T350] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 22.464495][ T350] ? netdev_notice (net/core/dev.c:13194) [ 22.464500][ T350] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 22.464506][ T350] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 22.464511][ T350] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 22.464514][ T350] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.464517][ T350] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 22.464519][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.464523][ T350] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 22.464526][ T350] ? 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) [ 22.464528][ T350] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 22.464531][ T350] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.464536][ T350] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 22.464540][ T350] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 22.464544][ T350] ? 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 [ 22.464550][ T350] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 22.464552][ T350] sk_common_release (net/core/sock.c:4042) [ 22.464556][ T350] inet_release (net/ipv4/af_inet.c:448) [ 22.464559][ T350] ? fcntl_setlk (fs/locks.c:2552) [ 22.464563][ T350] __sock_release (net/socket.c:735) [ 22.464567][ T350] sock_close (net/socket.c:1526 (discriminator 1)) [ 22.464569][ T350] __fput (fs/file_table.c:512) [ 22.464572][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.464573][ T350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 22.464575][ T350] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.464578][ T350] ? 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) [ 22.464581][ T350] task_work_run (kernel/task_work.c:233) [ 22.464583][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.464585][ T350] ? task_work_cancel (kernel/task_work.c:190) [ 22.464588][ T350] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 22.464592][ T350] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 22.464595][ T350] ? exit_notify (kernel/exit.c:780) [ 22.464597][ T350] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.464600][ T350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.464601][ T350] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.464605][ T350] do_group_exit (kernel/exit.c:1151) [ 22.464607][ T350] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 22.464609][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.464610][ T350] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 22.464612][ T350] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 22.464614][ T350] get_signal (kernel/signal.c:3039) [ 22.464619][ T350] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 22.464621][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.464626][ T350] ? ptrace_signal (./include/linux/signal.h:87) [ 22.464628][ T350] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.464631][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.464633][ T350] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 22.464639][ T350] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 22.464642][ T350] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 22.464644][ T350] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.464649][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.464652][ T350] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.464655][ T350] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 22.464658][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.464661][ T350] 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) [ 22.464664][ T350] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 22.464666][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.464669][ T350] RIP: 0033:0x7fddc8f7454e [ 22.464672][ T350] Code: Unable to access opcode bytes at 0x7fddc8f74524. Code starting with the faulting instruction =========================================== [ 22.464673][ T350] RSP: 002b:00007ffe63f46ed0 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 22.464675][ T350] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007fddc8f7454e [ 22.464676][ T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 22.464677][ T350] RBP: 00007ffe63f46ee0 R08: 0000000000000000 R09: 0000000000000000 [ 22.464678][ T350] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe63f47468 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