====================================== | [ 15.258820][ T308] softirqs last disabled at (39907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.258822][ T308] Preemption disabled at: | [ 15.258823][ T308] 0x0 | [ 15.258833][ T308] Tainted: [W]=WARN [ 15.258834][ T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.258835][ T308] Call Trace: [ 15.258837][ T308] [ 15.258838][ T308] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.258844][ T308] __might_resched.cold (kernel/sched/core.c:9234) [ 15.258849][ T308] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.258853][ T308] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.258858][ T308] __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)) [ 15.258860][ T308] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.258866][ T308] ? 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) [ 15.258869][ T308] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.258872][ T308] put_chars (drivers/char/virtio_console.c:1176) [ 15.258875][ T308] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.258877][ T308] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.258881][ T308] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.258886][ T308] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.258893][ T308] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.258895][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.258898][ T308] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.258902][ T308] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.258905][ T308] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.258907][ T308] ? 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)) [ 15.258910][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.258913][ T308] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.258916][ T308] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.258920][ T308] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.258922][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.258927][ T308] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.258930][ T308] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.258932][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.258934][ T308] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.258937][ T308] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.258939][ T308] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.258942][ T308] vprintk_emit (kernel/printk/printk.c:2479) [ 15.258946][ T308] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.258950][ T308] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.258953][ T308] _printk (kernel/printk/printk.c:2504) [ 15.258956][ T308] ? snapshot_read.cold (user.c:?) [ 15.258959][ T308] ? 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) [ 15.258961][ T308] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.258965][ T308] ? 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) [ 15.258968][ T308] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.258971][ T308] ? exit_notify (kernel/exit.c:780) [ 15.258973][ T308] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.258975][ T308] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.258979][ T308] do_group_exit (kernel/exit.c:1151) [ 15.258982][ T308] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.258984][ T308] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.258987][ T308] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.258990][ T308] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.258993][ T308] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.258995][ T308] RIP: 0033:0x7f679c0421b8 [ 15.258997][ T308] Code: Unable to access opcode bytes at 0x7f679c04218e. Code starting with the faulting instruction =========================================== [ 15.258998][ T308] RSP: 002b:00007ffc57a7f548 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.259001][ T308] RAX: ffffffffffffffda RBX: 00007f679c172f88 RCX: 00007f679c0421b8 [ 15.259002][ T308] RDX: 00007f679bd8cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.259003][ T308] RBP: 00007ffc57a7f5a0 R08: 0000000000000000 R09: 0000000000000000 [ 15.259004][ T308] R10: 00007ffc57a7f360 R11: 0000000000000246 R12: 0000000000000001 [ 15.259005][ T308] R13: 0000000000000000 R14: 00007f679c171680 R15: 00007f679c172fa0 | [ 28.223754][ T676] softirqs last disabled at (7658384): fpu__clear_user_states (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:835 (discriminator 2)) | [ 28.223756][ T676] Preemption disabled at: | [ 28.223757][ T676] 0x0 | [ 28.223768][ T676] Tainted: [W]=WARN [ 28.223769][ T676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.223770][ T676] Call Trace: [ 28.223772][ T676] [ 28.223773][ T676] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.223779][ T676] __might_resched.cold (kernel/sched/core.c:9234) [ 28.223783][ T676] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.223788][ T676] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.223792][ T676] __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)) [ 28.223795][ T676] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.223800][ T676] ? 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) [ 28.223803][ T676] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.223806][ T676] put_chars (drivers/char/virtio_console.c:1176) [ 28.223809][ T676] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 28.223811][ T676] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.223814][ T676] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.223818][ T676] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 28.223820][ T676] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.223824][ T676] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.223827][ T676] ? mark_usage (kernel/locking/lockdep.c:4690) [ 28.223829][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.223831][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.223835][ T676] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.223837][ T676] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 28.223840][ T676] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.223843][ T676] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.223846][ T676] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.223850][ T676] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.223852][ T676] ? 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)) [ 28.223855][ T676] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.223857][ T676] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.223861][ T676] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.223865][ T676] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.223867][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.223872][ T676] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.223875][ T676] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.223876][ T676] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.223879][ T676] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.223882][ T676] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.223884][ T676] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.223887][ T676] vprintk_emit (kernel/printk/printk.c:2479) [ 28.223891][ T676] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.223894][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.223898][ T676] _printk (kernel/printk/printk.c:2504) [ 28.223901][ T676] ? snapshot_read.cold (user.c:?) [ 28.223904][ T676] ? 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) [ 28.223906][ T676] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.223910][ T676] ? 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) [ 28.223913][ T676] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.223916][ T676] ? exit_notify (kernel/exit.c:780) [ 28.223921][ T676] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 28.223923][ T676] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 28.223926][ T676] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.223929][ T676] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.223932][ T676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.223935][ T676] RIP: 0033:0x7f4b600c0c49 [ 28.223937][ T676] Code: Unable to access opcode bytes at 0x7f4b600c0c1f. Code starting with the faulting instruction =========================================== [ 28.223938][ T676] RSP: 002b:00007f4b5f87fe60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 28.223941][ T676] RAX: ffffffffffffffda RBX: 00007f4b5f8806c0 RCX: 00007f4b600c0c49 [ 28.223942][ T676] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 28.223943][ T676] RBP: 00007f4b5f87ff70 R08: 0000000000000001 R09: 00007f4b5f8806c0 [ 28.223944][ T676] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f4b5f080000 [ 28.223945][ T676] R13: 00007fff4404dad0 R14: 0000000000000002 R15: 00007fff4404dbd7 | [ 30.004132][ T770] softirqs last disabled at (30672): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 30.004135][ T770] Preemption disabled at: | [ 30.004136][ T770] 0x0 | [ 30.004151][ T770] Tainted: [W]=WARN [ 30.004152][ T770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.004154][ T770] Call Trace: [ 30.004155][ T770] [ 30.004157][ T770] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.004163][ T770] __might_resched.cold (kernel/sched/core.c:9234) [ 30.004167][ T770] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.004171][ T770] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.004176][ T770] __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)) [ 30.004178][ T770] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.004184][ T770] ? 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) [ 30.004187][ T770] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.004190][ T770] put_chars (drivers/char/virtio_console.c:1176) [ 30.004193][ T770] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.004194][ T770] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 30.004198][ T770] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 30.004202][ T770] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.004205][ T770] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.004206][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.004208][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.004212][ T770] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.004213][ T770] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.004218][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.004221][ T770] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.004225][ T770] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.004227][ T770] ? 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)) [ 30.004230][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.004234][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.004237][ T770] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.004241][ T770] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.004243][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.004248][ T770] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.004251][ T770] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.004253][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.004255][ T770] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.004258][ T770] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.004260][ T770] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.004263][ T770] vprintk_emit (kernel/printk/printk.c:2479) [ 30.004267][ T770] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.004269][ T770] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.004272][ T770] ? __kernel_text_address (kernel/extable.c:79) [ 30.004273][ T770] ? write_profile (profile.c:?) [ 30.004276][ T770] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.004280][ T770] _printk (kernel/printk/printk.c:2504) [ 30.004283][ T770] ? snapshot_read.cold (user.c:?) [ 30.004287][ T770] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.004289][ T770] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.004292][ T770] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.004295][ T770] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.004297][ T770] ? netdev_notice (net/core/dev.c:13194) [ 30.004298][ T770] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.004301][ T770] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.004304][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.004309][ T770] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.004314][ T770] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.004318][ T770] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 30.004323][ T770] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.004326][ T770] ? 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) [ 30.004329][ T770] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.004335][ T770] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.004339][ T770] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.004345][ T770] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.004348][ T770] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.004352][ T770] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.004354][ T770] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.004364][ T770] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 30.004369][ T770] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.004374][ T770] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.004378][ T770] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.004380][ T770] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.004385][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.004387][ T770] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.004391][ T770] ? write_profile (profile.c:?) [ 30.004392][ T770] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.004396][ T770] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.004399][ T770] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.004402][ T770] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.004404][ T770] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.004406][ T770] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.004409][ T770] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.004412][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.004417][ T770] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.004421][ T770] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.004423][ T770] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.004426][ T770] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.004433][ T770] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.004435][ T770] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.004439][ T770] genl_rcv (net/netlink/genetlink.c:1218) [ 30.004441][ T770] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.004445][ T770] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.004448][ T770] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.004452][ T770] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.004456][ T770] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.004460][ T770] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.004465][ T770] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.004468][ T770] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.004471][ T770] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.004472][ T770] ? move_addr_to_kernel (net/socket.c:258) [ 30.004479][ T770] ___sys_sendmsg (net/socket.c:2767) [ 30.004482][ T770] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.004484][ T770] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.004499][ T770] __sys_sendmsg (net/socket.c:2799) [ 30.004502][ T770] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.004507][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.004510][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.004513][ T770] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.004516][ T770] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.004519][ T770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.004521][ T770] RIP: 0033:0x7f04b98a354e [ 30.004523][ T770] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 30.004525][ T770] RSP: 002b:00007ffd80615d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.004528][ T770] RAX: ffffffffffffffda RBX: 000000002d6a2130 RCX: 00007f04b98a354e [ 30.004529][ T770] RDX: 0000000000000000 RSI: 00007ffd80615da0 RDI: 0000000000000005 [ 30.004530][ T770] RBP: 00007ffd80615d10 R08: 0000000000000000 R09: 0000000000000000 [ 30.004530][ T770] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002d6a2200 [ 30.004531][ T770] R13: 00007ffd80615da0 R14: 000000002d6a3260 R15: 000000000040bda8 | [ 33.015952][ T822] softirqs last disabled at (28808): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 33.015955][ T822] Preemption disabled at: | [ 33.015956][ T822] 0x0 | [ 33.015966][ T822] Tainted: [W]=WARN [ 33.015967][ T822] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.015968][ T822] Call Trace: [ 33.015970][ T822] [ 33.015972][ T822] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.015978][ T822] __might_resched.cold (kernel/sched/core.c:9234) [ 33.015982][ T822] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.015986][ T822] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 33.015991][ T822] __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)) [ 33.015993][ T822] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.015999][ T822] ? 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) [ 33.016002][ T822] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.016005][ T822] put_chars (drivers/char/virtio_console.c:1176) [ 33.016008][ T822] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.016011][ T822] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 33.016015][ T822] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.016018][ T822] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 33.016022][ T822] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.016025][ T822] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.016026][ T822] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.016028][ T822] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.016032][ T822] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.016034][ T822] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 33.016038][ T822] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.016041][ T822] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.016045][ T822] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.016047][ T822] ? 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)) [ 33.016050][ T822] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.016053][ T822] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.016056][ T822] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.016060][ T822] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.016062][ T822] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.016067][ T822] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.016070][ T822] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.016072][ T822] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.016074][ T822] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.016078][ T822] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.016080][ T822] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.016083][ T822] vprintk_emit (kernel/printk/printk.c:2479) [ 33.016087][ T822] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.016088][ T822] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.016091][ T822] ? __kernel_text_address (kernel/extable.c:79) [ 33.016093][ T822] ? write_profile (profile.c:?) [ 33.016095][ T822] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.016100][ T822] _printk (kernel/printk/printk.c:2504) [ 33.016103][ T822] ? snapshot_read.cold (user.c:?) [ 33.016107][ T822] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.016109][ T822] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.016112][ T822] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.016115][ T822] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.016118][ T822] ? netdev_notice (net/core/dev.c:13194) [ 33.016119][ T822] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 33.016121][ T822] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.016124][ T822] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.016130][ T822] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 33.016135][ T822] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 33.016139][ T822] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 33.016144][ T822] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 33.016148][ T822] ? 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) [ 33.016150][ T822] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 33.016161][ T822] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 33.016165][ T822] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 33.016172][ T822] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 33.016175][ T822] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 33.016178][ T822] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.016181][ T822] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 33.016193][ T822] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 33.016198][ T822] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 33.016203][ T822] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 33.016207][ T822] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 33.016209][ T822] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 33.016214][ T822] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.016217][ T822] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.016220][ T822] ? write_profile (profile.c:?) [ 33.016222][ T822] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.016225][ T822] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 33.016229][ T822] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 33.016231][ T822] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.016233][ T822] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 33.016236][ T822] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.016238][ T822] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 33.016241][ T822] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.016247][ T822] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 33.016250][ T822] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.016252][ T822] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 33.016255][ T822] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.016262][ T822] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 33.016264][ T822] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 33.016268][ T822] genl_rcv (net/netlink/genetlink.c:1218) [ 33.016270][ T822] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.016274][ T822] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.016277][ T822] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.016281][ T822] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.016285][ T822] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.016289][ T822] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 33.016295][ T822] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 33.016299][ T822] ? copy_msghdr_from_user (net/socket.c:2650) [ 33.016301][ T822] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 33.016303][ T822] ? move_addr_to_kernel (net/socket.c:258) [ 33.016311][ T822] ___sys_sendmsg (net/socket.c:2767) [ 33.016313][ T822] ? copy_msghdr_from_user (net/socket.c:2619) [ 33.016315][ T822] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 33.016330][ T822] __sys_sendmsg (net/socket.c:2799) [ 33.016333][ T822] ? __sys_sendmsg_sock (net/socket.c:2780) [ 33.016339][ T822] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.016341][ T822] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.016345][ T822] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.016348][ T822] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.016350][ T822] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.016353][ T822] RIP: 0033:0x7f1add4fe54e [ 33.016355][ T822] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 33.016357][ T822] RSP: 002b:00007ffe718dffd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.016359][ T822] RAX: ffffffffffffffda RBX: 000000001cd96130 RCX: 00007f1add4fe54e [ 33.016361][ T822] RDX: 0000000000000000 RSI: 00007ffe718e0070 RDI: 0000000000000005 [ 33.016362][ T822] RBP: 00007ffe718dffe0 R08: 0000000000000000 R09: 0000000000000000 [ 33.016362][ T822] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001cd96200 [ 33.016363][ T822] R13: 00007ffe718e0070 R14: 000000001cd97260 R15: 000000000040bda8 | [ 38.176577][ T64] softirqs last disabled at (20666): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 38.176580][ T64] Preemption disabled at: | [ 38.176581][ T64] 0x0 | [ 38.176592][ T64] Tainted: [W]=WARN [ 38.176593][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.176595][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.176599][ T64] Call Trace: [ 38.176601][ T64] [ 38.176604][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.176610][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 38.176615][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.176619][ T64] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 38.176624][ T64] __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)) [ 38.176626][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.176632][ T64] ? 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) [ 38.176634][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.176638][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 38.176641][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.176645][ T64] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 38.176649][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.176652][ T64] ? mark_usage (kernel/locking/lockdep.c:4690) [ 38.176654][ T64] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.176656][ T64] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.176660][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.176662][ T64] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 38.176665][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.176669][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.176673][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.176677][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.176678][ T64] ? 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)) [ 38.176682][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.176684][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.176688][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.176692][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.176694][ T64] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.176699][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.176702][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.176704][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.176706][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.176710][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.176711][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.176715][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 38.176718][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.176720][ T64] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 38.176724][ T64] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 38.176729][ T64] _printk (kernel/printk/printk.c:2504) [ 38.176732][ T64] ? snapshot_read.cold (user.c:?) [ 38.176735][ T64] ? write_profile (profile.c:?) [ 38.176738][ T64] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.176740][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.176744][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.176747][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.176749][ T64] ? netdev_notice (net/core/dev.c:13194) [ 38.176751][ T64] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.176756][ T64] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.176759][ T64] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.176762][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.176768][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.176775][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.176780][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.176783][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.176785][ T64] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 38.176789][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 38.176794][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 38.176796][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.176802][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 38.176806][ T64] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 38.176809][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 38.176812][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.176814][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.176816][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.176820][ T64] process_one_work (kernel/workqueue.c:3387) [ 38.176826][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.176829][ T64] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.176837][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.176841][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.176843][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.176846][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.176849][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.176851][ T64] kthread (kernel/kthread.c:436) [ 38.176853][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.176856][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.176858][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.176863][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.176866][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.176869][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.176872][ T64] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.263306][ T64] softirqs last disabled at (21748): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 39.263309][ T64] Preemption disabled at: | [ 39.263310][ T64] 0x0 | [ 39.263321][ T64] Tainted: [W]=WARN [ 39.263322][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.263324][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 39.263329][ T64] Call Trace: [ 39.263331][ T64] [ 39.263333][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.263340][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 39.263344][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.263348][ T64] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 39.263353][ T64] __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)) [ 39.263355][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.263361][ T64] ? 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) [ 39.263364][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.263367][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 39.263369][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 39.263371][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.263374][ T64] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 39.263379][ T64] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.263381][ T64] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 39.263385][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.263388][ T64] ? mark_usage (kernel/locking/lockdep.c:4690) [ 39.263390][ T64] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.263392][ T64] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.263396][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.263398][ T64] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 39.263401][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.263404][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.263408][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.263411][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.263413][ T64] ? 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)) [ 39.263416][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.263419][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.263423][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.263427][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.263428][ T64] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.263434][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.263437][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.263438][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.263441][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.263444][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.263446][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.263449][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 39.263453][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.263455][ T64] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 39.263458][ T64] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 39.263463][ T64] _printk (kernel/printk/printk.c:2504) [ 39.263466][ T64] ? snapshot_read.cold (user.c:?) [ 39.263470][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 39.263474][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 39.263477][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.263479][ T64] ? netdev_notice (net/core/dev.c:13194) [ 39.263481][ T64] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.263486][ T64] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 39.263489][ T64] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.263492][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 39.263498][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 39.263504][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 39.263508][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 39.263511][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.263513][ T64] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 39.263517][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 39.263522][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 39.263524][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.263529][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 39.263534][ T64] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 39.263536][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 39.263539][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.263542][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.263543][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.263547][ T64] process_one_work (kernel/workqueue.c:3387) [ 39.263554][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.263557][ T64] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 39.263564][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.263568][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.263570][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.263573][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.263576][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.263578][ T64] kthread (kernel/kthread.c:436) [ 39.263580][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.263583][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.263586][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.263590][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.263593][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.263596][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.263599][ T64] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.383866][ T10] softirqs last disabled at (37388): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 44.383869][ T10] Preemption disabled at: | [ 44.383870][ T10] 0x0 | [ 44.383881][ T10] Tainted: [W]=WARN [ 44.383882][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.383884][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.383889][ T10] Call Trace: [ 44.383891][ T10] [ 44.383892][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.383899][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 44.383903][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.383907][ T10] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 44.383912][ T10] __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)) [ 44.383915][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.383921][ T10] ? 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) [ 44.383924][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.383927][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 44.383929][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.383931][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.383935][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 44.383939][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 44.383941][ T10] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 44.383945][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.383949][ T10] ? mark_usage (kernel/locking/lockdep.c:4690) [ 44.383950][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.383952][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.383956][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.383958][ T10] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 44.383961][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.383964][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.383968][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.383972][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.383974][ T10] ? 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)) [ 44.383977][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.383979][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.383983][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.383987][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.383989][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.383994][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.383997][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.383999][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.384001][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.384005][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.384006][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.384010][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 44.384013][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.384016][ T10] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 44.384021][ T10] _printk (kernel/printk/printk.c:2504) [ 44.384024][ T10] ? snapshot_read.cold (user.c:?) [ 44.384026][ T10] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 44.384029][ T10] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 44.384032][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.384035][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.384038][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.384041][ T10] ? netdev_notice (net/core/dev.c:13194) [ 44.384045][ T10] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 44.384051][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.384056][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.384059][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 44.384062][ T10] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 44.384063][ T10] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 44.384069][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.384073][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.384076][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.384078][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 44.384083][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.384087][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.384089][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.384095][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 44.384099][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.384101][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.384105][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.384107][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.384109][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.384112][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.384114][ T10] process_one_work (kernel/workqueue.c:3387) [ 44.384120][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.384123][ T10] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 44.384130][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.384134][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.384136][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.384140][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.384142][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.384144][ T10] kthread (kernel/kthread.c:436) [ 44.384146][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.384149][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.384152][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.384156][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.384159][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.384162][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print fpu__clear_user_states:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_keepalive_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print