====================================== | [ 9.702961][ T189] softirqs last disabled at (18625): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.702963][ T189] Preemption disabled at: | [ 9.702964][ T189] 0x0 | [ 9.702974][ T189] Tainted: [W]=WARN [ 9.702974][ T189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.702976][ T189] Call Trace: [ 9.702977][ T189] [ 9.702979][ T189] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.702985][ T189] __might_resched.cold (kernel/sched/core.c:9234) [ 9.702990][ T189] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.702994][ T189] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.702999][ T189] __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)) [ 9.703001][ T189] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.703007][ T189] ? 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) [ 9.703010][ T189] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.703013][ T189] put_chars (drivers/char/virtio_console.c:1176) [ 9.703016][ T189] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.703017][ T189] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.703022][ T189] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.703027][ T189] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.703033][ T189] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.703036][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.703038][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.703042][ T189] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.703046][ T189] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.703048][ T189] ? 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)) [ 9.703051][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.703053][ T189] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.703057][ T189] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.703060][ T189] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.703062][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.703067][ T189] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.703070][ T189] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.703072][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.703074][ T189] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.703078][ T189] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.703079][ T189] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.703082][ T189] vprintk_emit (kernel/printk/printk.c:2479) [ 9.703086][ T189] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.703089][ T189] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.703093][ T189] _printk (kernel/printk/printk.c:2504) [ 9.703096][ T189] ? snapshot_read.cold (user.c:?) [ 9.703099][ T189] ? 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) [ 9.703101][ T189] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.703105][ T189] ? 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) [ 9.703108][ T189] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.703112][ T189] ? exit_notify (kernel/exit.c:780) [ 9.703113][ T189] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.703115][ T189] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.703119][ T189] do_group_exit (kernel/exit.c:1151) [ 9.703122][ T189] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.703124][ T189] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.703126][ T189] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.703130][ T189] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.703133][ T189] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.703135][ T189] RIP: 0033:0x7fb222f8e1b8 [ 9.703138][ T189] Code: Unable to access opcode bytes at 0x7fb222f8e18e. Code starting with the faulting instruction =========================================== [ 9.703139][ T189] RSP: 002b:00007ffdca5cc2b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.703141][ T189] RAX: ffffffffffffffda RBX: 00007fb2230bef88 RCX: 00007fb222f8e1b8 [ 9.703142][ T189] RDX: 00007fb222e9edc8 RSI: fffffffffffffc30 RDI: 0000000000000000 [ 9.703143][ T189] RBP: 00007ffdca5cc310 R08: 0000000000000000 R09: 0000000000000030 [ 9.703144][ T189] R10: 00007ffdca5cc110 R11: 0000000000000246 R12: 0000000000000002 [ 9.703145][ T189] R13: 0000000000000000 R14: 00007fb2230bd680 R15: 00007fb2230befa0 | [ 27.522403][ T665] softirqs last disabled at (7662888): 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)) | [ 27.522405][ T665] Preemption disabled at: | [ 27.522406][ T665] 0x0 | [ 27.522416][ T665] Tainted: [W]=WARN [ 27.522417][ T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.522419][ T665] Call Trace: [ 27.522421][ T665] [ 27.522422][ T665] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 27.522428][ T665] __might_resched.cold (kernel/sched/core.c:9234) [ 27.522433][ T665] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 27.522436][ T665] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 27.522441][ T665] __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)) [ 27.522446][ T665] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.522452][ T665] ? 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) [ 27.522454][ T665] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 27.522458][ T665] put_chars (drivers/char/virtio_console.c:1176) [ 27.522460][ T665] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 27.522462][ T665] ? __send_to_port (drivers/char/virtio_console.c:654) [ 27.522465][ T665] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 27.522470][ T665] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 27.522472][ T665] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 27.522475][ T665] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 27.522479][ T665] ? mark_usage (kernel/locking/lockdep.c:4690) [ 27.522480][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.522482][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.522486][ T665] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 27.522488][ T665] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 27.522491][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.522493][ T665] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.522497][ T665] console_emit_next_record (kernel/printk/printk.c:3183) [ 27.522501][ T665] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 27.522503][ T665] ? 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)) [ 27.522506][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.522508][ T665] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 27.522512][ T665] console_flush_one_record (kernel/printk/printk.c:3268) [ 27.522516][ T665] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 27.522518][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.522522][ T665] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 27.522525][ T665] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 27.522527][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 27.522529][ T665] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 27.522533][ T665] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 27.522534][ T665] ? vprintk_emit (kernel/printk/printk.c:2478) [ 27.522538][ T665] vprintk_emit (kernel/printk/printk.c:2479) [ 27.522541][ T665] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 27.522544][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 27.522548][ T665] _printk (kernel/printk/printk.c:2504) [ 27.522551][ T665] ? snapshot_read.cold (user.c:?) [ 27.522554][ T665] ? 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) [ 27.522557][ T665] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 27.522560][ T665] ? 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) [ 27.522563][ T665] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 27.522567][ T665] ? exit_notify (kernel/exit.c:780) [ 27.522572][ T665] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 27.522573][ T665] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 27.522576][ T665] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 27.522580][ T665] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 27.522582][ T665] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 27.522585][ T665] RIP: 0033:0x7f0ef938fc49 [ 27.522587][ T665] Code: Unable to access opcode bytes at 0x7f0ef938fc1f. Code starting with the faulting instruction =========================================== [ 27.522588][ T665] RSP: 002b:00007f0ef8b4ee60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 27.522590][ T665] RAX: ffffffffffffffda RBX: 00007f0ef8b4f6c0 RCX: 00007f0ef938fc49 [ 27.522592][ T665] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 27.522593][ T665] RBP: 00007f0ef8b4ef70 R08: 0000000000000001 R09: 00007f0ef8b4f6c0 [ 27.522594][ T665] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f0ef834f000 [ 27.522595][ T665] R13: 00007ffc2873dc20 R14: 0000000000000002 R15: 00007ffc2873dd27 | [ 29.236463][ T759] softirqs last disabled at (37762): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 29.236467][ T759] Preemption disabled at: | [ 29.236467][ T759] 0x0 | [ 29.236478][ T759] Tainted: [W]=WARN [ 29.236479][ T759] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.236481][ T759] Call Trace: [ 29.236482][ T759] [ 29.236484][ T759] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.236490][ T759] __might_resched.cold (kernel/sched/core.c:9234) [ 29.236494][ T759] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.236498][ T759] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 29.236503][ T759] __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)) [ 29.236506][ T759] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.236512][ T759] ? 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) [ 29.236514][ T759] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.236518][ T759] put_chars (drivers/char/virtio_console.c:1176) [ 29.236521][ T759] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.236522][ T759] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 29.236526][ T759] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 29.236530][ T759] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.236533][ T759] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.236535][ T759] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.236537][ T759] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.236541][ T759] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.236542][ T759] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 29.236546][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.236550][ T759] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.236554][ T759] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.236555][ T759] ? 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)) [ 29.236559][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.236562][ T759] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.236566][ T759] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.236570][ T759] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.236572][ T759] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.236577][ T759] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.236580][ T759] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.236582][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.236584][ T759] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.236588][ T759] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.236589][ T759] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.236593][ T759] vprintk_emit (kernel/printk/printk.c:2479) [ 29.236596][ T759] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.236598][ T759] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 29.236601][ T759] ? __kernel_text_address (kernel/extable.c:79) [ 29.236603][ T759] ? write_profile (profile.c:?) [ 29.236605][ T759] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 29.236610][ T759] _printk (kernel/printk/printk.c:2504) [ 29.236614][ T759] ? snapshot_read.cold (user.c:?) [ 29.236618][ T759] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.236619][ T759] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 29.236622][ T759] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 29.236626][ T759] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 29.236628][ T759] ? netdev_notice (net/core/dev.c:13194) [ 29.236629][ T759] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 29.236632][ T759] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.236635][ T759] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.236640][ T759] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 29.236645][ T759] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 29.236649][ T759] ? 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 [ 29.236654][ T759] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 29.236657][ T759] ? 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) [ 29.236660][ T759] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 29.236666][ T759] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 29.236670][ T759] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 29.236676][ T759] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 29.236679][ T759] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 29.236683][ T759] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 29.236685][ T759] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 29.236696][ T759] ? 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 [ 29.236700][ T759] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 29.236706][ T759] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 29.236709][ T759] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 29.236711][ T759] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 29.236717][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.236719][ T759] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 29.236723][ T759] ? write_profile (profile.c:?) [ 29.236724][ T759] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 29.236728][ T759] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 29.236731][ T759] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 29.236734][ T759] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.236736][ T759] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 29.236739][ T759] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 29.236741][ T759] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 29.236744][ T759] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.236750][ T759] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 29.236753][ T759] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 29.236755][ T759] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 29.236759][ T759] ? netlink_ack (./include/linux/skbuff.h:2718) [ 29.236765][ T759] ? 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)) [ 29.236767][ T759] ? 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)) [ 29.236771][ T759] genl_rcv (net/netlink/genetlink.c:1218) [ 29.236773][ T759] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 29.236777][ T759] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 29.236780][ T759] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.236785][ T759] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 29.236788][ T759] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 29.236793][ T759] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 29.236798][ T759] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 29.236801][ T759] ? copy_msghdr_from_user (net/socket.c:2650) [ 29.236804][ T759] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 29.236806][ T759] ? move_addr_to_kernel (net/socket.c:258) [ 29.236813][ T759] ___sys_sendmsg (net/socket.c:2767) [ 29.236816][ T759] ? copy_msghdr_from_user (net/socket.c:2619) [ 29.236817][ T759] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 29.236832][ T759] __sys_sendmsg (net/socket.c:2799) [ 29.236835][ T759] ? __sys_sendmsg_sock (net/socket.c:2780) [ 29.236841][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.236843][ T759] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.236847][ T759] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.236850][ T759] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.236853][ T759] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.236855][ T759] RIP: 0033:0x7fece12d154e [ 29.236857][ T759] 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 [ 29.236859][ T759] RSP: 002b:00007ffe4360c550 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.236862][ T759] RAX: ffffffffffffffda RBX: 0000000014802130 RCX: 00007fece12d154e [ 29.236863][ T759] RDX: 0000000000000000 RSI: 00007ffe4360c5f0 RDI: 0000000000000005 [ 29.236864][ T759] RBP: 00007ffe4360c560 R08: 0000000000000000 R09: 0000000000000000 [ 29.236865][ T759] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000014802200 [ 29.236866][ T759] R13: 00007ffe4360c5f0 R14: 0000000014803260 R15: 000000000040bda8 | [ 32.236913][ T811] softirqs last disabled at (37452): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 32.236916][ T811] Preemption disabled at: | [ 32.236917][ T811] 0x0 | [ 32.236927][ T811] Tainted: [W]=WARN [ 32.236928][ T811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.236929][ T811] Call Trace: [ 32.236931][ T811] [ 32.236932][ T811] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.236938][ T811] __might_resched.cold (kernel/sched/core.c:9234) [ 32.236943][ T811] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.236947][ T811] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.236952][ T811] __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)) [ 32.236959][ T811] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.236965][ T811] ? 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) [ 32.236967][ T811] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.236971][ T811] put_chars (drivers/char/virtio_console.c:1176) [ 32.236974][ T811] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.236977][ T811] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.236981][ T811] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.236983][ T811] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.236987][ T811] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.236990][ T811] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.236992][ T811] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.236993][ T811] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.236997][ T811] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.236999][ T811] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.237003][ T811] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.237007][ T811] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.237011][ T811] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.237012][ T811] ? 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)) [ 32.237015][ T811] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.237018][ T811] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.237022][ T811] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.237026][ T811] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.237028][ T811] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.237033][ T811] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.237036][ T811] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.237037][ T811] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.237040][ T811] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.237043][ T811] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.237045][ T811] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.237048][ T811] vprintk_emit (kernel/printk/printk.c:2479) [ 32.237052][ T811] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.237054][ T811] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.237057][ T811] ? __kernel_text_address (kernel/extable.c:79) [ 32.237058][ T811] ? write_profile (profile.c:?) [ 32.237061][ T811] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.237066][ T811] _printk (kernel/printk/printk.c:2504) [ 32.237069][ T811] ? snapshot_read.cold (user.c:?) [ 32.237073][ T811] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.237074][ T811] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.237078][ T811] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.237081][ T811] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.237083][ T811] ? netdev_notice (net/core/dev.c:13194) [ 32.237085][ T811] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.237087][ T811] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.237090][ T811] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.237096][ T811] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 32.237100][ T811] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 32.237104][ T811] ? 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 [ 32.237110][ T811] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 32.237113][ T811] ? 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) [ 32.237115][ T811] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 32.237122][ T811] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 32.237126][ T811] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 32.237132][ T811] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 32.237135][ T811] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 32.237139][ T811] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.237141][ T811] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 32.237152][ T811] ? 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 [ 32.237156][ T811] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 32.237162][ T811] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 32.237166][ T811] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 32.237168][ T811] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.237173][ T811] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.237175][ T811] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.237179][ T811] ? write_profile (profile.c:?) [ 32.237180][ T811] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.237184][ T811] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 32.237187][ T811] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 32.237190][ T811] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.237191][ T811] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 32.237194][ T811] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.237197][ T811] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 32.237200][ T811] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.237205][ T811] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 32.237209][ T811] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.237211][ T811] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 32.237214][ T811] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.237221][ T811] ? 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)) [ 32.237223][ T811] ? 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)) [ 32.237227][ T811] genl_rcv (net/netlink/genetlink.c:1218) [ 32.237229][ T811] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.237233][ T811] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.237236][ T811] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.237240][ T811] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.237244][ T811] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.237248][ T811] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 32.237253][ T811] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.237257][ T811] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.237259][ T811] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.237261][ T811] ? move_addr_to_kernel (net/socket.c:258) [ 32.237269][ T811] ___sys_sendmsg (net/socket.c:2767) [ 32.237271][ T811] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.237273][ T811] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 32.237288][ T811] __sys_sendmsg (net/socket.c:2799) [ 32.237291][ T811] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.237297][ T811] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.237299][ T811] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.237303][ T811] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.237306][ T811] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.237309][ T811] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.237312][ T811] RIP: 0033:0x7f95d7af254e [ 32.237314][ T811] 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 [ 32.237316][ T811] RSP: 002b:00007ffed9c6ad20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.237318][ T811] RAX: ffffffffffffffda RBX: 0000000011c54130 RCX: 00007f95d7af254e [ 32.237319][ T811] RDX: 0000000000000000 RSI: 00007ffed9c6adc0 RDI: 0000000000000005 [ 32.237320][ T811] RBP: 00007ffed9c6ad30 R08: 0000000000000000 R09: 0000000000000000 [ 32.237321][ T811] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000011c54200 [ 32.237322][ T811] R13: 00007ffed9c6adc0 R14: 0000000011c55260 R15: 000000000040bda8 | [ 37.353837][ T10] softirqs last disabled at (44362): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 37.353840][ T10] Preemption disabled at: | [ 37.353841][ T10] 0x0 | [ 37.353852][ T10] Tainted: [W]=WARN [ 37.353853][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.353855][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 37.353859][ T10] Call Trace: [ 37.353860][ T10] [ 37.353862][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.353868][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 37.353872][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.353876][ 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) [ 37.353881][ 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)) [ 37.353884][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.353890][ 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) [ 37.353892][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.353895][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 37.353898][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.353903][ T10] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 37.353906][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.353910][ T10] ? mark_usage (kernel/locking/lockdep.c:4690) [ 37.353911][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.353913][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.353917][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.353919][ T10] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 37.353922][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.353927][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.353930][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.353934][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.353936][ 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)) [ 37.353939][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.353941][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.353945][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.353950][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.353951][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.353956][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.353959][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.353961][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.353963][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.353967][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.353969][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.353972][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 37.353976][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.353986][ T10] _printk (kernel/printk/printk.c:2504) [ 37.353989][ T10] ? snapshot_read.cold (user.c:?) [ 37.353994][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 37.353997][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 37.354001][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 37.354003][ T10] ? netdev_notice (net/core/dev.c:13194) [ 37.354004][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.354008][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 37.354011][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 37.354014][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 37.354018][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 37.354023][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 37.354029][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 37.354034][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 37.354036][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.354038][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 37.354043][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 37.354047][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 37.354050][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.354055][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 37.354059][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 37.354062][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 37.354065][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.354067][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.354069][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.354073][ T10] process_one_work (kernel/workqueue.c:3387) [ 37.354079][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 37.354082][ T10] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 37.354089][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 37.354094][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.354096][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 37.354099][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.354102][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 37.354104][ T10] kthread (kernel/kthread.c:436) [ 37.354106][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.354109][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.354112][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 37.354116][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 37.354119][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 37.354122][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 37.354125][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 38.441546][ T10] softirqs last disabled at (45240): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 38.441549][ T10] Preemption disabled at: | [ 38.441550][ T10] 0x0 | [ 38.441560][ T10] Tainted: [W]=WARN [ 38.441561][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.441563][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.441567][ T10] Call Trace: [ 38.441569][ T10] [ 38.441570][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.441577][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 38.441581][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.441586][ 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) [ 38.441591][ 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)) [ 38.441593][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.441599][ 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) [ 38.441601][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.441605][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 38.441607][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 38.441609][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.441612][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.441617][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.441619][ T10] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 38.441623][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.441626][ T10] ? mark_usage (kernel/locking/lockdep.c:4690) [ 38.441628][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.441629][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.441633][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.441635][ T10] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 38.441639][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.441641][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.441645][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.441649][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.441651][ 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)) [ 38.441654][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.441656][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.441660][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.441664][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.441666][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.441671][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.441674][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.441675][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.441678][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.441681][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.441683][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.441686][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 38.441690][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.441693][ T10] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 38.441699][ T10] _printk (kernel/printk/printk.c:2504) [ 38.441702][ T10] ? snapshot_read.cold (user.c:?) [ 38.441707][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.441710][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.441714][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.441716][ T10] ? netdev_notice (net/core/dev.c:13194) [ 38.441717][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.441721][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.441724][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.441726][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.441730][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.441735][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.441742][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.441746][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.441749][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.441751][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 38.441756][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 38.441760][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 38.441762][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.441767][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 38.441772][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 38.441774][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 38.441778][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.441780][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.441782][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.441786][ T10] process_one_work (kernel/workqueue.c:3387) [ 38.441792][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.441795][ T10] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.441802][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.441807][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.441809][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.441812][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.441815][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.441817][ T10] kthread (kernel/kthread.c:436) [ 38.441819][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.441822][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.441825][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.441828][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.441831][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.441834][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.441837][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.499046][ T309] softirqs last disabled at (27314): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 43.499049][ T309] Preemption disabled at: | [ 43.499050][ T309] 0x0 | [ 43.499061][ T309] Tainted: [W]=WARN [ 43.499063][ T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.499065][ T309] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.499070][ T309] Call Trace: [ 43.499071][ T309] [ 43.499074][ T309] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.499080][ T309] __might_resched.cold (kernel/sched/core.c:9234) [ 43.499085][ T309] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.499089][ T309] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 43.499094][ T309] __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)) [ 43.499096][ T309] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.499102][ T309] ? 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) [ 43.499105][ T309] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.499108][ T309] put_chars (drivers/char/virtio_console.c:1176) [ 43.499110][ T309] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 43.499112][ T309] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.499116][ T309] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 43.499120][ T309] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 43.499122][ T309] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 43.499126][ T309] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.499129][ T309] ? mark_usage (kernel/locking/lockdep.c:4690) [ 43.499131][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.499133][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.499136][ T309] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.499139][ T309] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 43.499142][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.499144][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.499148][ T309] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.499152][ T309] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.499154][ T309] ? 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)) [ 43.499157][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.499159][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.499163][ T309] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.499167][ T309] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.499169][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.499174][ T309] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.499177][ T309] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.499179][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.499181][ T309] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.499185][ T309] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.499186][ T309] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.499190][ T309] vprintk_emit (kernel/printk/printk.c:2479) [ 43.499193][ T309] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.499196][ T309] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 43.499200][ T309] _printk (kernel/printk/printk.c:2504) [ 43.499204][ T309] ? snapshot_read.cold (user.c:?) [ 43.499205][ T309] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 43.499208][ T309] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 43.499211][ T309] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.499214][ T309] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.499217][ T309] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.499219][ T309] ? netdev_notice (net/core/dev.c:13194) [ 43.499224][ T309] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 43.499230][ T309] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 43.499235][ T309] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 43.499238][ T309] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 43.499240][ T309] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 43.499242][ T309] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 43.499247][ T309] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 43.499252][ T309] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 43.499255][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.499257][ T309] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 43.499261][ T309] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 43.499265][ T309] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 43.499268][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.499273][ T309] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 43.499277][ T309] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 43.499280][ T309] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 43.499283][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.499285][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.499287][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.499290][ T309] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 43.499292][ T309] process_one_work (kernel/workqueue.c:3387) [ 43.499298][ T309] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.499301][ T309] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.499308][ T309] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.499313][ T309] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.499315][ T309] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.499318][ T309] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.499321][ T309] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.499323][ T309] kthread (kernel/kthread.c:436) [ 43.499325][ T309] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.499327][ T309] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.499330][ T309] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.499334][ T309] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.499337][ T309] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.499340][ T309] ? 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