====================================== | [ 11.289658][ T249] softirqs last disabled at (39825): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.289660][ T249] Preemption disabled at: | [ 11.289661][ T249] 0x0 | [ 11.289671][ T249] Tainted: [W]=WARN [ 11.289671][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.289673][ T249] Call Trace: [ 11.289674][ T249] [ 11.289676][ T249] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.289682][ T249] __might_resched.cold (kernel/sched/core.c:9234) [ 11.289686][ T249] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.289690][ 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) [ 11.289695][ 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)) [ 11.289697][ T249] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.289703][ 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) [ 11.289706][ T249] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.289709][ T249] put_chars (drivers/char/virtio_console.c:1176) [ 11.289712][ T249] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.289713][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.289718][ T249] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.289723][ T249] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.289730][ T249] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.289732][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.289734][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.289738][ T249] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.289742][ T249] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.289744][ 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)) [ 11.289747][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.289749][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.289753][ T249] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.289757][ T249] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.289759][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.289763][ T249] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.289766][ T249] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.289768][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.289770][ T249] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.289774][ T249] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.289775][ T249] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.289779][ T249] vprintk_emit (kernel/printk/printk.c:2479) [ 11.289782][ T249] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.289786][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.289789][ T249] _printk (kernel/printk/printk.c:2504) [ 11.289793][ T249] ? snapshot_read.cold (user.c:?) [ 11.289795][ 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) [ 11.289798][ T249] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.289801][ 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) [ 11.289804][ T249] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.289808][ T249] ? exit_notify (kernel/exit.c:780) [ 11.289809][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.289811][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.289816][ T249] do_group_exit (kernel/exit.c:1151) [ 11.289819][ T249] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.289820][ T249] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.289823][ T249] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.289827][ T249] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.289830][ T249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.289832][ T249] RIP: 0033:0x7f01c25e61b8 [ 11.289834][ T249] Code: Unable to access opcode bytes at 0x7f01c25e618e. Code starting with the faulting instruction =========================================== [ 11.289836][ T249] RSP: 002b:00007ffd00467378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.289838][ T249] RAX: ffffffffffffffda RBX: 00007f01c2716f88 RCX: 00007f01c25e61b8 [ 11.289839][ T249] RDX: 00007f01c2330fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.289840][ T249] RBP: 00007ffd004673d0 R08: 0000000000000000 R09: 0000000000000000 [ 11.289841][ T249] R10: 00007ffd00467190 R11: 0000000000000246 R12: 0000000000000001 [ 11.289841][ T249] R13: 0000000000000000 R14: 00007f01c2715680 R15: 00007f01c2716fa0 | [ 20.949129][ T350] softirqs last disabled at (3628): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 20.949132][ T350] Preemption disabled at: | [ 20.949133][ T350] 0x0 | [ 20.949144][ T350] Tainted: [W]=WARN [ 20.949146][ T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.949147][ T350] Call Trace: [ 20.949149][ T350] [ 20.949151][ T350] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.949157][ T350] __might_resched.cold (kernel/sched/core.c:9234) [ 20.949161][ T350] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.949165][ 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) [ 20.949170][ 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)) [ 20.949173][ T350] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.949179][ 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) [ 20.949182][ T350] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.949186][ T350] put_chars (drivers/char/virtio_console.c:1176) [ 20.949189][ T350] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.949197][ T350] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.949204][ T350] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.949207][ T350] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.949212][ T350] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.949216][ T350] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.949218][ 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)) [ 20.949222][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.949228][ T350] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.949233][ T350] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.949238][ T350] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.949240][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.949246][ T350] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.949250][ T350] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.949252][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.949254][ T350] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.949258][ T350] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.949260][ T350] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.949264][ T350] vprintk_emit (kernel/printk/printk.c:2479) [ 20.949268][ T350] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.949271][ T350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.949276][ T350] _printk (kernel/printk/printk.c:2504) [ 20.949279][ T350] ? snapshot_read.cold (user.c:?) [ 20.949281][ T350] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 20.949285][ T350] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 20.949287][ T350] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 20.949290][ T350] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 20.949294][ T350] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 20.949296][ T350] ? netdev_notice (net/core/dev.c:13194) [ 20.949301][ T350] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 20.949306][ T350] ? __sock_release (net/socket.c:735) [ 20.949310][ T350] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 20.949316][ T350] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 20.949320][ T350] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 20.949323][ T350] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 20.949325][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.949330][ T350] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 20.949333][ 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) [ 20.949336][ T350] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 20.949339][ T350] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.949346][ T350] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 20.949351][ T350] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 20.949355][ 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 [ 20.949362][ T350] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 20.949364][ T350] sk_common_release (net/core/sock.c:4042) [ 20.949369][ T350] inet_release (net/ipv4/af_inet.c:448) [ 20.949372][ T350] ? fcntl_setlk (fs/locks.c:2552) [ 20.949377][ T350] __sock_release (net/socket.c:735) [ 20.949381][ T350] sock_close (net/socket.c:1526 (discriminator 1)) [ 20.949382][ T350] __fput (fs/file_table.c:512) [ 20.949386][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.949388][ T350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 20.949390][ T350] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.949393][ 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) [ 20.949396][ T350] task_work_run (kernel/task_work.c:233) [ 20.949399][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.949401][ T350] ? task_work_cancel (kernel/task_work.c:190) [ 20.949404][ T350] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 20.949409][ T350] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 20.949412][ T350] ? exit_notify (kernel/exit.c:780) [ 20.949413][ T350] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.949416][ T350] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.949418][ T350] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.949422][ T350] do_group_exit (kernel/exit.c:1151) [ 20.949424][ T350] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 20.949426][ T350] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 20.949427][ T350] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 20.949430][ T350] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 20.949431][ T350] get_signal (kernel/signal.c:3039) [ 20.949438][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.949441][ T350] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.949444][ T350] ? ptrace_signal (./include/linux/signal.h:87) [ 20.949446][ T350] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 20.949448][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.949451][ T350] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 20.949456][ T350] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 20.949459][ T350] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 20.949461][ T350] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 20.949467][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.949470][ T350] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 20.949472][ T350] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 20.949475][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.949479][ 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) [ 20.949482][ T350] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 20.949485][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.949487][ T350] RIP: 0033:0x7fe0863b854e [ 20.949490][ T350] Code: Unable to access opcode bytes at 0x7fe0863b8524. Code starting with the faulting instruction =========================================== [ 20.949491][ T350] RSP: 002b:00007ffc1f695fb0 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 20.949493][ T350] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007fe0863b854e [ 20.949495][ T350] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 20.949496][ T350] RBP: 00007ffc1f695fc0 R08: 0000000000000000 R09: 0000000000000000 [ 20.949496][ T350] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc1f696548 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