====================================== | [ 10.940529][ T248] softirqs last disabled at (34033): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.940531][ T248] Preemption disabled at: | [ 10.940532][ T248] 0x0 | [ 10.940542][ T248] Tainted: [W]=WARN [ 10.940543][ T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.940544][ T248] Call Trace: [ 10.940546][ T248] [ 10.940547][ T248] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.940553][ T248] __might_resched.cold (kernel/sched/core.c:9234) [ 10.940558][ T248] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.940562][ T248] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.940567][ T248] __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)) [ 10.940569][ T248] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.940575][ T248] ? 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) [ 10.940577][ T248] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.940580][ T248] put_chars (drivers/char/virtio_console.c:1176) [ 10.940583][ T248] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.940585][ T248] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.940590][ T248] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.940595][ T248] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.940601][ T248] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.940603][ T248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.940606][ T248] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.940610][ T248] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.940613][ T248] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.940615][ T248] ? 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)) [ 10.940618][ T248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.940621][ T248] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.940624][ T248] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.940628][ T248] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.940630][ T248] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.940635][ T248] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.940638][ T248] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.940640][ T248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.940642][ T248] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.940645][ T248] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.940647][ T248] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.940650][ T248] vprintk_emit (kernel/printk/printk.c:2479) [ 10.940654][ T248] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.940657][ T248] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.940660][ T248] _printk (kernel/printk/printk.c:2504) [ 10.940664][ T248] ? snapshot_read.cold (user.c:?) [ 10.940667][ T248] ? 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) [ 10.940669][ T248] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.940673][ T248] ? 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) [ 10.940675][ T248] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.940679][ T248] ? exit_notify (kernel/exit.c:780) [ 10.940680][ T248] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.940683][ T248] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.940687][ T248] do_group_exit (kernel/exit.c:1151) [ 10.940689][ T248] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.940691][ T248] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.940694][ T248] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.940698][ T248] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.940700][ T248] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.940702][ T248] RIP: 0033:0x7f6576e301b8 [ 10.940704][ T248] Code: Unable to access opcode bytes at 0x7f6576e3018e. Code starting with the faulting instruction =========================================== [ 10.940705][ T248] RSP: 002b:00007ffe1b8aee38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.940708][ T248] RAX: ffffffffffffffda RBX: 00007f6576f60f88 RCX: 00007f6576e301b8 [ 10.940709][ T248] RDX: 00007f6576b7afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.940710][ T248] RBP: 00007ffe1b8aee90 R08: 0000000000000000 R09: 0000000000000000 [ 10.940711][ T248] R10: 00007ffe1b8aec50 R11: 0000000000000246 R12: 0000000000000001 [ 10.940712][ T248] R13: 0000000000000000 R14: 00007f6576f5f680 R15: 00007f6576f60fa0 | [ 12.171503][ T290] softirqs last disabled at (19611): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.171505][ T290] Preemption disabled at: | [ 12.171506][ T290] 0x0 | [ 12.171515][ T290] Tainted: [W]=WARN [ 12.171516][ T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.171518][ T290] Call Trace: [ 12.171519][ T290] [ 12.171521][ T290] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.171527][ T290] __might_resched.cold (kernel/sched/core.c:9234) [ 12.171531][ T290] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.171535][ T290] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.171540][ T290] __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)) [ 12.171542][ T290] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.171547][ T290] ? 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) [ 12.171550][ T290] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.171553][ T290] put_chars (drivers/char/virtio_console.c:1176) [ 12.171556][ T290] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.171558][ T290] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.171562][ T290] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.171567][ T290] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.171574][ T290] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.171576][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.171579][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.171583][ T290] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.171586][ T290] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.171588][ T290] ? 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)) [ 12.171591][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.171593][ T290] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.171597][ T290] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.171601][ T290] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.171603][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.171608][ T290] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.171611][ T290] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.171612][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.171615][ T290] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.171618][ T290] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.171620][ T290] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.171623][ T290] vprintk_emit (kernel/printk/printk.c:2479) [ 12.171627][ T290] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.171630][ T290] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.171633][ T290] _printk (kernel/printk/printk.c:2504) [ 12.171637][ T290] ? snapshot_read.cold (user.c:?) [ 12.171639][ T290] ? 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) [ 12.171642][ T290] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.171646][ T290] ? 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) [ 12.171648][ T290] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.171652][ T290] ? exit_notify (kernel/exit.c:780) [ 12.171653][ T290] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.171656][ T290] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.171660][ T290] do_group_exit (kernel/exit.c:1151) [ 12.171663][ T290] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.171664][ T290] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.171667][ T290] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.171671][ T290] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.171673][ T290] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.171675][ T290] RIP: 0033:0x7fcf0053c1b8 [ 12.171678][ T290] Code: Unable to access opcode bytes at 0x7fcf0053c18e. Code starting with the faulting instruction =========================================== [ 12.171679][ T290] RSP: 002b:00007ffcce0ed028 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.171681][ T290] RAX: ffffffffffffffda RBX: 00007fcf0066cf88 RCX: 00007fcf0053c1b8 [ 12.171682][ T290] RDX: 00007fcf00286fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.171683][ T290] RBP: 00007ffcce0ed080 R08: 0000000000000000 R09: 0000000000000050 [ 12.171684][ T290] R10: 00007ffcce0ece40 R11: 0000000000000246 R12: 0000000000000001 [ 12.171685][ T290] R13: 0000000000000000 R14: 00007fcf0066b680 R15: 00007fcf0066cfa0 | [ 19.837397][ T364] softirqs last disabled at (3414): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 19.837400][ T364] Preemption disabled at: | [ 19.837401][ T364] 0x0 | [ 19.837411][ T364] Tainted: [W]=WARN [ 19.837411][ T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.837413][ T364] Call Trace: [ 19.837415][ T364] [ 19.837416][ T364] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.837422][ T364] __might_resched.cold (kernel/sched/core.c:9234) [ 19.837426][ T364] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.837431][ T364] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.837436][ T364] __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)) [ 19.837438][ T364] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.837444][ T364] ? 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) [ 19.837446][ T364] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.837450][ T364] put_chars (drivers/char/virtio_console.c:1176) [ 19.837452][ T364] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.837459][ T364] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.837465][ T364] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.837468][ T364] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.837472][ T364] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.837476][ T364] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.837478][ T364] ? 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)) [ 19.837481][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.837485][ T364] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.837488][ T364] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.837492][ T364] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.837494][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.837499][ T364] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.837502][ T364] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.837504][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.837506][ T364] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.837510][ T364] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.837511][ T364] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.837515][ T364] vprintk_emit (kernel/printk/printk.c:2479) [ 19.837518][ T364] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.837521][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.837525][ T364] _printk (kernel/printk/printk.c:2504) [ 19.837528][ T364] ? snapshot_read.cold (user.c:?) [ 19.837530][ T364] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 19.837533][ T364] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 19.837536][ T364] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 19.837539][ T364] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 19.837542][ T364] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 19.837544][ T364] ? netdev_notice (net/core/dev.c:13194) [ 19.837549][ T364] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 19.837555][ T364] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 19.837560][ T364] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 19.837563][ T364] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 19.837566][ T364] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.837567][ T364] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.837572][ T364] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 19.837575][ T364] ? 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) [ 19.837577][ T364] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 19.837580][ T364] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.837585][ T364] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 19.837588][ T364] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 19.837592][ T364] ? 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 [ 19.837597][ T364] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 19.837600][ T364] sk_common_release (net/core/sock.c:4042) [ 19.837603][ T364] inet_release (net/ipv4/af_inet.c:448) [ 19.837606][ T364] ? fcntl_setlk (fs/locks.c:2552) [ 19.837610][ T364] __sock_release (net/socket.c:735) [ 19.837614][ T364] sock_close (net/socket.c:1526 (discriminator 1)) [ 19.837615][ T364] __fput (fs/file_table.c:512) [ 19.837618][ T364] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.837620][ T364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 19.837622][ T364] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.837624][ T364] ? 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) [ 19.837627][ T364] task_work_run (kernel/task_work.c:233) [ 19.837630][ T364] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.837631][ T364] ? task_work_cancel (kernel/task_work.c:190) [ 19.837634][ T364] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 19.837638][ T364] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 19.837641][ T364] ? exit_notify (kernel/exit.c:780) [ 19.837642][ T364] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.837645][ T364] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.837647][ T364] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.837650][ T364] do_group_exit (kernel/exit.c:1151) [ 19.837652][ T364] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.837653][ T364] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.837654][ T364] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 19.837657][ T364] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 19.837658][ T364] get_signal (kernel/signal.c:3039) [ 19.837664][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.837666][ T364] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.837668][ T364] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 19.837670][ T364] ? ptrace_signal (./include/linux/signal.h:87) [ 19.837671][ T364] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 19.837675][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.837677][ T364] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 19.837682][ T364] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 19.837685][ T364] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 19.837686][ T364] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 19.837691][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.837693][ T364] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.837695][ T364] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 19.837698][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.837702][ T364] 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) [ 19.837704][ T364] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.837707][ T364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.837709][ T364] RIP: 0033:0x7f8f1187854e [ 19.837711][ T364] Code: Unable to access opcode bytes at 0x7f8f11878524. Code starting with the faulting instruction =========================================== [ 19.837712][ T364] RSP: 002b:00007ffc87c396f0 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 19.837714][ T364] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007f8f1187854e [ 19.837716][ T364] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 19.837716][ T364] RBP: 00007ffc87c39700 R08: 0000000000000000 R09: 0000000000000000 [ 19.837717][ T364] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc87c39c88 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