====================================== | [ 9.306068][ T142] softirqs last disabled at (78811): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.306071][ T142] Preemption disabled at: | [ 9.306072][ T142] 0x0 | [ 9.306086][ T142] Tainted: [W]=WARN [ 9.306087][ T142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.306089][ T142] Call Trace: [ 9.306091][ T142] [ 9.306093][ T142] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.306101][ T142] __might_resched.cold (kernel/sched/core.c:9234) [ 9.306107][ T142] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.306113][ T142] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.306120][ T142] __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)) [ 9.306124][ T142] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.306133][ T142] ? 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) [ 9.306136][ T142] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.306141][ T142] put_chars (drivers/char/virtio_console.c:1176) [ 9.306146][ T142] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.306148][ T142] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.306155][ T142] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.306163][ T142] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.306174][ T142] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.306178][ T142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.306181][ T142] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.306188][ T142] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.306194][ T142] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.306197][ T142] ? 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)) [ 9.306202][ T142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.306205][ T142] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.306212][ T142] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.306218][ T142] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.306221][ T142] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.306230][ T142] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.306234][ T142] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.306237][ T142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.306240][ T142] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.306246][ T142] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.306249][ T142] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.306254][ T142] vprintk_emit (kernel/printk/printk.c:2479) [ 9.306260][ T142] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.306265][ T142] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.306271][ T142] _printk (kernel/printk/printk.c:2504) [ 9.306276][ T142] ? snapshot_read.cold (user.c:?) [ 9.306280][ T142] ? 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) [ 9.306284][ T142] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.306291][ T142] ? 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) [ 9.306295][ T142] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.306300][ T142] ? exit_notify (kernel/exit.c:780) [ 9.306302][ T142] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.306306][ T142] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.306313][ T142] do_group_exit (kernel/exit.c:1151) [ 9.306318][ T142] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.306321][ T142] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.306324][ T142] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.306329][ T142] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.306333][ T142] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.306337][ T142] RIP: 0033:0x7f1854d351b8 [ 9.306340][ T142] Code: Unable to access opcode bytes at 0x7f1854d3518e. Code starting with the faulting instruction =========================================== [ 9.306341][ T142] RSP: 002b:00007fff05d0a3f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.306345][ T142] RAX: ffffffffffffffda RBX: 00007f1854e65f88 RCX: 00007f1854d351b8 [ 9.306346][ T142] RDX: 00007f1853d70b08 RSI: ffffffffffffff98 RDI: 0000000000000000 [ 9.306348][ T142] RBP: 00007fff05d0a450 R08: 0000000000000000 R09: 00000000000000a0 [ 9.306349][ T142] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b [ 9.306351][ T142] R13: 0000000000000000 R14: 00007f1854e64680 R15: 00007f1854e65fa0 | [ 13.689719][ T305] softirqs last disabled at (21409): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 13.689721][ T305] Preemption disabled at: | [ 13.689721][ T305] 0x0 | [ 13.689732][ T305] Tainted: [W]=WARN [ 13.689732][ T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.689734][ T305] Call Trace: [ 13.689736][ T305] [ 13.689737][ T305] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.689743][ T305] __might_resched.cold (kernel/sched/core.c:9234) [ 13.689748][ T305] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.689752][ T305] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.689757][ T305] __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)) [ 13.689759][ T305] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.689765][ T305] ? 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) [ 13.689768][ T305] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.689771][ T305] put_chars (drivers/char/virtio_console.c:1176) [ 13.689774][ T305] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.689776][ T305] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.689781][ T305] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.689786][ T305] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.689793][ T305] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.689795][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.689798][ T305] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.689802][ T305] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.689805][ T305] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.689807][ T305] ? 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)) [ 13.689810][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.689813][ T305] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.689816][ T305] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.689821][ T305] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.689822][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.689828][ T305] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.689830][ T305] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.689832][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.689835][ T305] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.689838][ T305] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.689840][ T305] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.689843][ T305] vprintk_emit (kernel/printk/printk.c:2479) [ 13.689847][ T305] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.689850][ T305] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.689854][ T305] _printk (kernel/printk/printk.c:2504) [ 13.689857][ T305] ? snapshot_read.cold (user.c:?) [ 13.689860][ T305] ? 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) [ 13.689863][ T305] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.689867][ T305] ? 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) [ 13.689869][ T305] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.689873][ T305] ? exit_notify (kernel/exit.c:780) [ 13.689874][ T305] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.689877][ T305] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.689881][ T305] do_group_exit (kernel/exit.c:1151) [ 13.689884][ T305] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.689886][ T305] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.689888][ T305] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.689892][ T305] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.689895][ T305] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.689897][ T305] RIP: 0033:0x7f474f97e1b8 [ 13.689899][ T305] Code: Unable to access opcode bytes at 0x7f474f97e18e. Code starting with the faulting instruction =========================================== [ 13.689900][ T305] RSP: 002b:00007ffd2e159d08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.689903][ T305] RAX: ffffffffffffffda RBX: 00007f474faaef88 RCX: 00007f474f97e1b8 [ 13.689904][ T305] RDX: 00007f474f7dbb48 RSI: fffffffffffffec8 RDI: 0000000000000000 [ 13.689905][ T305] RBP: 00007ffd2e159d60 R08: 00000000ffffffff R09: 0000000000001010 [ 13.689906][ T305] R10: 00007ffd2e159b60 R11: 0000000000000246 R12: 0000000000000002 [ 13.689907][ T305] R13: 0000000000000000 R14: 00007f474faad680 R15: 00007f474faaefa0 | [ 21.919765][ T353] softirqs last disabled at (4860): ovpn_peer_release_p2p (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1243) ovpn | [ 21.919769][ T353] Preemption disabled at: | [ 21.919769][ T353] 0x0 | [ 21.919780][ T353] Tainted: [W]=WARN [ 21.919781][ T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.919782][ T353] Call Trace: [ 21.919784][ T353] [ 21.919786][ T353] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.919792][ T353] __might_resched.cold (kernel/sched/core.c:9234) [ 21.919797][ T353] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.919801][ T353] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.919806][ T353] __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)) [ 21.919809][ T353] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.919815][ T353] ? 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) [ 21.919817][ T353] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.919821][ T353] put_chars (drivers/char/virtio_console.c:1176) [ 21.919824][ T353] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.919831][ T353] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.919838][ T353] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.919841][ T353] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.919845][ T353] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.919849][ T353] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.919851][ T353] ? 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)) [ 21.919854][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.919858][ T353] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.919862][ T353] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.919866][ T353] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.919868][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.919874][ T353] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.919876][ T353] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.919878][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.919881][ T353] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.919885][ T353] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.919886][ T353] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.919890][ T353] vprintk_emit (kernel/printk/printk.c:2479) [ 21.919894][ T353] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.919896][ T353] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.919898][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.919903][ T353] _printk (kernel/printk/printk.c:2504) [ 21.919906][ T353] ? snapshot_read.cold (user.c:?) [ 21.919909][ T353] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 21.919913][ T353] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 21.919915][ T353] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 21.919918][ T353] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 21.919922][ T353] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 21.919924][ T353] ? netdev_notice (net/core/dev.c:13194) [ 21.919927][ T353] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 21.919930][ T353] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.919932][ T353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.919934][ T353] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 21.919936][ T353] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 21.919937][ T353] ? lockdep_hardirqs_off (kernel/locking/lockdep.c:4527) [ 21.919939][ T353] ? irqentry_enter (./include/linux/irq-entry-common.h:439 kernel/entry/common.c:120) [ 21.919944][ T353] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 21.919949][ T353] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 21.919952][ T353] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 21.919957][ T353] ? queue_delayed_work_on (kernel/workqueue.c:2675) [ 21.919961][ T353] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 21.919964][ T353] ? 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) [ 21.919967][ T353] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 21.919970][ T353] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.919975][ T353] ovpn_peer_release_p2p (drivers/net/ovpn/peer.c:1259) ovpn [ 21.919979][ T353] ? ovpn_peer_remove (./include/linux/list_nulls.h:111 (discriminator 2)) ovpn [ 21.919983][ T353] ? 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 [ 21.919989][ T353] udpv6_destroy_sock (net/ipv6/udp.c:1811 net/ipv6/udp.c:1796) [ 21.919992][ T353] sk_common_release (net/core/sock.c:4042) [ 21.919995][ T353] inet_release (net/ipv4/af_inet.c:448) [ 21.919998][ T353] ? fcntl_setlk (fs/locks.c:2552) [ 21.920003][ T353] __sock_release (net/socket.c:735) [ 21.920006][ T353] sock_close (net/socket.c:1526 (discriminator 1)) [ 21.920008][ T353] __fput (fs/file_table.c:512) [ 21.920011][ T353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.920013][ T353] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3206 (discriminator 6)) [ 21.920015][ T353] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.920017][ T353] ? 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) [ 21.920020][ T353] task_work_run (kernel/task_work.c:233) [ 21.920023][ T353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.920025][ T353] ? task_work_cancel (kernel/task_work.c:190) [ 21.920027][ T353] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 21.920031][ T353] do_exit (./include/linux/task_work.h:40 kernel/exit.c:1008) [ 21.920034][ T353] ? exit_notify (kernel/exit.c:780) [ 21.920035][ T353] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.920038][ T353] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.920040][ T353] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.920044][ T353] do_group_exit (kernel/exit.c:1151) [ 21.920045][ T353] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 21.920047][ T353] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 21.920048][ T353] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:219 kernel/locking/spinlock.c:229) [ 21.920051][ T353] ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1)) [ 21.920052][ T353] get_signal (kernel/signal.c:3039) [ 21.920058][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.920061][ T353] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.920063][ T353] ? ptrace_signal (./include/linux/signal.h:87) [ 21.920065][ T353] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 21.920068][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.920070][ T353] ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22)) [ 21.920075][ T353] arch_do_signal_or_restart (arch/x86/kernel/signal.c:337) [ 21.920078][ T353] ? get_sigframe_size (arch/x86/kernel/signal.c:233) [ 21.920080][ T353] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 21.920084][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.920087][ T353] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 21.920089][ T353] exit_to_user_mode_loop (kernel/entry/common.c:66 kernel/entry/common.c:101) [ 21.920092][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.920095][ T353] 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) [ 21.920098][ T353] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.920100][ T353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.920102][ T353] RIP: 0033:0x7f931f21154e [ 21.920105][ T353] Code: Unable to access opcode bytes at 0x7f931f211524. Code starting with the faulting instruction =========================================== [ 21.920106][ T353] RSP: 002b:00007ffedb489210 EFLAGS: 00000202 ORIG_RAX: 0000000000000022 [ 21.920108][ T353] RAX: fffffffffffffdfe RBX: 0000000000000000 RCX: 00007f931f21154e [ 21.920110][ T353] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 21.920110][ T353] RBP: 00007ffedb489220 R08: 0000000000000000 R09: 0000000000000000 [ 21.920111][ T353] R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffedb4897a8 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