====================================== | [ 16.166454][ T301] softirqs last disabled at (41701): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.166457][ T301] Preemption disabled at: | [ 16.166458][ T301] 0x0 | [ 16.166472][ T301] Tainted: [W]=WARN [ 16.166473][ T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.166475][ T301] Call Trace: [ 16.166478][ T301] [ 16.166480][ T301] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.166488][ T301] __might_resched.cold (kernel/sched/core.c:9234) [ 16.166494][ T301] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.166500][ T301] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.166507][ T301] __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)) [ 16.166511][ T301] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.166520][ T301] ? 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) [ 16.166524][ T301] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.166529][ T301] put_chars (drivers/char/virtio_console.c:1176) [ 16.166534][ T301] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.166536][ T301] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.166543][ T301] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.166552][ T301] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.166563][ T301] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.166567][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.166571][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.166577][ T301] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.166584][ T301] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.166586][ T301] ? 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)) [ 16.166592][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.166595][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.166602][ T301] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.166609][ T301] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.166611][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.166621][ T301] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.166625][ T301] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.166628][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.166631][ T301] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.166638][ T301] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.166640][ T301] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.166645][ T301] vprintk_emit (kernel/printk/printk.c:2479) [ 16.166651][ T301] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.166657][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.166663][ T301] _printk (kernel/printk/printk.c:2504) [ 16.166668][ T301] ? snapshot_read.cold (user.c:?) [ 16.166673][ T301] ? 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) [ 16.166677][ T301] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.166683][ T301] ? 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) [ 16.166688][ T301] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.166694][ T301] ? exit_notify (kernel/exit.c:780) [ 16.166696][ T301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.166701][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.166708][ T301] do_group_exit (kernel/exit.c:1151) [ 16.166713][ T301] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.166716][ T301] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.166720][ T301] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.166727][ T301] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.166732][ T301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.166736][ T301] RIP: 0033:0x7f356d0611b8 [ 16.166740][ T301] Code: Unable to access opcode bytes at 0x7f356d06118e. Code starting with the faulting instruction =========================================== [ 16.166742][ T301] RSP: 002b:00007ffd701f3a88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.166746][ T301] RAX: ffffffffffffffda RBX: 00007f356d191f88 RCX: 00007f356d0611b8 [ 16.166748][ T301] RDX: 00007f356cdabfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.166749][ T301] RBP: 00007ffd701f3ae0 R08: 0000000000000000 R09: 0000000000000000 [ 16.166751][ T301] R10: 00007ffd701f38a0 R11: 0000000000000246 R12: 0000000000000001 [ 16.166752][ T301] R13: 0000000000000000 R14: 00007f356d190680 R15: 00007f356d191fa0 | [ 30.447374][ T677] softirqs last disabled at (2430256): 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)) | [ 30.447376][ T677] Preemption disabled at: | [ 30.447377][ T677] 0x0 | [ 30.447387][ T677] Tainted: [W]=WARN [ 30.447388][ T677] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.447390][ T677] Call Trace: [ 30.447392][ T677] [ 30.447393][ T677] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.447400][ T677] __might_resched.cold (kernel/sched/core.c:9234) [ 30.447404][ T677] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.447408][ T677] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.447414][ T677] __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)) [ 30.447416][ T677] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.447422][ T677] ? 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) [ 30.447425][ T677] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.447428][ T677] put_chars (drivers/char/virtio_console.c:1176) [ 30.447431][ T677] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 30.447433][ T677] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.447436][ T677] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.447441][ T677] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.447443][ T677] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.447447][ T677] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.447450][ T677] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.447452][ T677] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.447454][ T677] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.447458][ T677] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.447460][ T677] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 30.447463][ T677] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.447466][ T677] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.447470][ T677] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.447474][ T677] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.447476][ T677] ? 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)) [ 30.447479][ T677] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.447481][ T677] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.447485][ T677] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.447489][ T677] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.447491][ T677] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.447496][ T677] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.447499][ T677] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.447501][ T677] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.447504][ T677] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.447507][ T677] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.447509][ T677] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.447512][ T677] vprintk_emit (kernel/printk/printk.c:2479) [ 30.447516][ T677] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.447520][ T677] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.447524][ T677] _printk (kernel/printk/printk.c:2504) [ 30.447528][ T677] ? snapshot_read.cold (user.c:?) [ 30.447531][ T677] ? 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) [ 30.447533][ T677] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.447537][ T677] ? 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) [ 30.447540][ T677] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 30.447544][ T677] ? exit_notify (kernel/exit.c:780) [ 30.447549][ T677] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 30.447551][ T677] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 30.447553][ T677] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.447558][ T677] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.447560][ T677] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.447563][ T677] RIP: 0033:0x7f1bead32c49 [ 30.447565][ T677] Code: Unable to access opcode bytes at 0x7f1bead32c1f. Code starting with the faulting instruction =========================================== [ 30.447566][ T677] RSP: 002b:00007f1bea4f1e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 30.447569][ T677] RAX: ffffffffffffffda RBX: 00007f1bea4f26c0 RCX: 00007f1bead32c49 [ 30.447570][ T677] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 30.447571][ T677] RBP: 00007f1bea4f1f70 R08: 0000000000000001 R09: 00007f1bea4f26c0 [ 30.447572][ T677] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f1be9cf2000 [ 30.447573][ T677] R13: 00007ffd1f5e3450 R14: 0000000000000002 R15: 00007ffd1f5e3557 | [ 32.570924][ T772] softirqs last disabled at (36870): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 32.570927][ T772] Preemption disabled at: | [ 32.570928][ T772] 0x0 | [ 32.570938][ T772] Tainted: [W]=WARN [ 32.570939][ T772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.570940][ T772] Call Trace: [ 32.570942][ T772] [ 32.570944][ T772] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.570950][ T772] __might_resched.cold (kernel/sched/core.c:9234) [ 32.570955][ T772] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.570959][ T772] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.570964][ T772] __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)) [ 32.570966][ T772] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.570972][ T772] ? 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) [ 32.570975][ T772] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.570978][ T772] put_chars (drivers/char/virtio_console.c:1176) [ 32.570981][ T772] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.570982][ T772] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 32.570986][ T772] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 32.570990][ T772] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.570993][ T772] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.570995][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.570997][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.571001][ T772] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.571002][ T772] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.571006][ T772] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.571010][ T772] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.571014][ T772] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.571016][ T772] ? 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)) [ 32.571019][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.571023][ T772] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.571027][ T772] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.571031][ T772] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.571032][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.571037][ T772] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.571040][ T772] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.571042][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.571044][ T772] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.571048][ T772] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.571050][ T772] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.571053][ T772] vprintk_emit (kernel/printk/printk.c:2479) [ 32.571056][ T772] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.571058][ T772] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.571061][ T772] ? __kernel_text_address (kernel/extable.c:79) [ 32.571063][ T772] ? write_profile (profile.c:?) [ 32.571065][ T772] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.571070][ T772] _printk (kernel/printk/printk.c:2504) [ 32.571074][ T772] ? snapshot_read.cold (user.c:?) [ 32.571078][ T772] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.571079][ T772] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.571082][ T772] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.571086][ T772] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.571088][ T772] ? netdev_notice (net/core/dev.c:13194) [ 32.571089][ T772] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.571092][ T772] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.571095][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.571100][ T772] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 32.571105][ T772] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 32.571109][ T772] ? 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 [ 32.571114][ T772] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 32.571118][ T772] ? 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) [ 32.571120][ T772] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 32.571127][ T772] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 32.571130][ T772] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 32.571137][ T772] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 32.571140][ T772] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 32.571144][ T772] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.571146][ T772] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 32.571157][ T772] ? 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 [ 32.571161][ T772] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 32.571167][ T772] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 32.571170][ T772] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 32.571172][ T772] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.571178][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.571180][ T772] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.571184][ T772] ? write_profile (profile.c:?) [ 32.571185][ T772] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.571189][ T772] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 32.571192][ T772] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 32.571195][ T772] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.571197][ T772] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 32.571200][ T772] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.571202][ T772] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 32.571205][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.571211][ T772] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 32.571214][ T772] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.571216][ T772] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 32.571220][ T772] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.571226][ T772] ? 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)) [ 32.571229][ T772] ? 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)) [ 32.571233][ T772] genl_rcv (net/netlink/genetlink.c:1218) [ 32.571235][ T772] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.571239][ T772] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.571242][ T772] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.571246][ T772] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.571250][ T772] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.571254][ T772] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 32.571259][ T772] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.571263][ T772] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.571265][ T772] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.571267][ T772] ? move_addr_to_kernel (net/socket.c:258) [ 32.571274][ T772] ___sys_sendmsg (net/socket.c:2767) [ 32.571277][ T772] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.571279][ T772] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 32.571294][ T772] __sys_sendmsg (net/socket.c:2799) [ 32.571297][ T772] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.571302][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.571305][ T772] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.571308][ T772] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.571312][ T772] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.571314][ T772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.571316][ T772] RIP: 0033:0x7f528892954e [ 32.571319][ T772] 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 [ 32.571321][ T772] RSP: 002b:00007ffd5cfc0180 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.571323][ T772] RAX: ffffffffffffffda RBX: 0000000018db0130 RCX: 00007f528892954e [ 32.571325][ T772] RDX: 0000000000000000 RSI: 00007ffd5cfc0220 RDI: 0000000000000005 [ 32.571326][ T772] RBP: 00007ffd5cfc0190 R08: 0000000000000000 R09: 0000000000000000 [ 32.571326][ T772] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000018db0200 [ 32.571327][ T772] R13: 00007ffd5cfc0220 R14: 0000000018db1260 R15: 000000000040bda8 | [ 35.737570][ T824] softirqs last disabled at (25994): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 35.737574][ T824] Preemption disabled at: | [ 35.737575][ T824] 0x0 | [ 35.737586][ T824] Tainted: [W]=WARN [ 35.737587][ T824] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.737589][ T824] Call Trace: [ 35.737591][ T824] [ 35.737592][ T824] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.737599][ T824] __might_resched.cold (kernel/sched/core.c:9234) [ 35.737604][ T824] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.737609][ T824] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 35.737614][ T824] __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)) [ 35.737616][ T824] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.737622][ T824] ? 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) [ 35.737625][ T824] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.737629][ T824] put_chars (drivers/char/virtio_console.c:1176) [ 35.737632][ T824] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.737635][ T824] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 35.737639][ T824] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.737642][ T824] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 35.737646][ T824] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.737649][ T824] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.737651][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.737653][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.737657][ T824] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.737658][ T824] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.737663][ T824] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.737667][ T824] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.737673][ T824] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.737676][ T824] ? 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)) [ 35.737679][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.737682][ T824] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.737685][ T824] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.737690][ T824] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.737691][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.737697][ T824] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.737700][ T824] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.737702][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.737704][ T824] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.737708][ T824] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.737709][ T824] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.737713][ T824] vprintk_emit (kernel/printk/printk.c:2479) [ 35.737717][ T824] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.737718][ T824] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.737724][ T824] ? __kernel_text_address (kernel/extable.c:79) [ 35.737726][ T824] ? write_profile (profile.c:?) [ 35.737728][ T824] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.737734][ T824] _printk (kernel/printk/printk.c:2504) [ 35.737737][ T824] ? snapshot_read.cold (user.c:?) [ 35.737742][ T824] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.737743][ T824] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.737746][ T824] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.737750][ T824] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.737752][ T824] ? netdev_notice (net/core/dev.c:13194) [ 35.737754][ T824] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.737756][ T824] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.737759][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.737765][ T824] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.737773][ T824] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.737778][ T824] ? 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 [ 35.737783][ T824] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.737787][ T824] ? 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) [ 35.737789][ T824] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.737796][ T824] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.737800][ T824] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.737806][ T824] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.737810][ T824] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 35.737814][ T824] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.737817][ T824] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.737827][ T824] ? 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 [ 35.737832][ T824] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.737837][ T824] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.737841][ T824] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.737843][ T824] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.737849][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.737851][ T824] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.737855][ T824] ? write_profile (profile.c:?) [ 35.737857][ T824] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.737860][ T824] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.737866][ T824] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.737870][ T824] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.737872][ T824] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.737875][ T824] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.737877][ T824] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.737881][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.737887][ T824] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.737891][ T824] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.737893][ T824] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.737896][ T824] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.737908][ T824] ? 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)) [ 35.737911][ T824] ? 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)) [ 35.737915][ T824] genl_rcv (net/netlink/genetlink.c:1218) [ 35.737917][ T824] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.737921][ T824] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.737924][ T824] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.737928][ T824] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.737933][ T824] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.737937][ T824] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 35.737943][ T824] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.737946][ T824] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.737949][ T824] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.737951][ T824] ? move_addr_to_kernel (net/socket.c:258) [ 35.737958][ T824] ___sys_sendmsg (net/socket.c:2767) [ 35.737961][ T824] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.737963][ T824] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.737982][ T824] __sys_sendmsg (net/socket.c:2799) [ 35.737985][ T824] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.737991][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.737994][ T824] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.737997][ T824] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.738001][ T824] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.738004][ T824] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.738006][ T824] RIP: 0033:0x7efec194754e [ 35.738008][ T824] 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 [ 35.738010][ T824] RSP: 002b:00007ffead89a440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.738013][ T824] RAX: ffffffffffffffda RBX: 00000000224d5130 RCX: 00007efec194754e [ 35.738014][ T824] RDX: 0000000000000000 RSI: 00007ffead89a4e0 RDI: 0000000000000005 [ 35.738015][ T824] RBP: 00007ffead89a450 R08: 0000000000000000 R09: 0000000000000000 [ 35.738016][ T824] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000224d5200 [ 35.738017][ T824] R13: 00007ffead89a4e0 R14: 00000000224d6260 R15: 000000000040bda8 | [ 41.174095][ T57] softirqs last disabled at (40402): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 41.174099][ T57] Preemption disabled at: | [ 41.174100][ T57] 0x0 | [ 41.174112][ T57] Tainted: [W]=WARN [ 41.174113][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.174115][ T57] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 41.174119][ T57] Call Trace: [ 41.174121][ T57] [ 41.174124][ T57] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.174131][ T57] __might_resched.cold (kernel/sched/core.c:9234) [ 41.174135][ T57] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.174140][ T57] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 41.174145][ T57] __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)) [ 41.174148][ T57] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.174154][ T57] ? 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) [ 41.174157][ T57] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.174161][ T57] put_chars (drivers/char/virtio_console.c:1176) [ 41.174164][ T57] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.174168][ T57] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 41.174172][ T57] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.174176][ T57] ? mark_usage (kernel/locking/lockdep.c:4690) [ 41.174178][ T57] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.174179][ T57] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.174183][ T57] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.174186][ T57] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 41.174189][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.174193][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.174197][ T57] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.174201][ T57] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.174203][ T57] ? 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)) [ 41.174207][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.174209][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.174213][ T57] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.174218][ T57] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.174219][ T57] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.174225][ T57] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.174228][ T57] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.174230][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.174232][ T57] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.174236][ T57] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.174238][ T57] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.174241][ T57] vprintk_emit (kernel/printk/printk.c:2479) [ 41.174245][ T57] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.174249][ T57] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.174250][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.174254][ T57] _printk (kernel/printk/printk.c:2504) [ 41.174258][ T57] ? snapshot_read.cold (user.c:?) [ 41.174261][ T57] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 41.174264][ T57] ? __mod_zone_page_state (mm/vmstat.c:371) [ 41.174268][ T57] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.174271][ T57] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.174274][ T57] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.174277][ T57] ? netdev_notice (net/core/dev.c:13194) [ 41.174278][ T57] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.174284][ T57] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 41.174287][ T57] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.174291][ T57] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 41.174297][ T57] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 41.174304][ T57] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 41.174309][ T57] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 41.174312][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.174314][ T57] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 41.174319][ T57] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 41.174323][ T57] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 41.174326][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.174331][ T57] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 41.174336][ T57] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 41.174339][ T57] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 41.174343][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.174345][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.174347][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.174351][ T57] process_one_work (kernel/workqueue.c:3387) [ 41.174359][ T57] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.174364][ T57] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.174373][ T57] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.174377][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.174379][ T57] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.174383][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.174386][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.174388][ T57] kthread (kernel/kthread.c:436) [ 41.174390][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.174393][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.174396][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.174401][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.174404][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.174407][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.174410][ T57] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.261098][ T57] softirqs last disabled at (41566): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 42.261102][ T57] Preemption disabled at: | [ 42.261103][ T57] 0x0 | [ 42.261113][ T57] Tainted: [W]=WARN [ 42.261114][ T57] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.261116][ T57] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 42.261120][ T57] Call Trace: [ 42.261122][ T57] [ 42.261125][ T57] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.261132][ T57] __might_resched.cold (kernel/sched/core.c:9234) [ 42.261136][ T57] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.261141][ T57] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.261146][ T57] __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)) [ 42.261149][ T57] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.261155][ T57] ? 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) [ 42.261158][ T57] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.261161][ T57] put_chars (drivers/char/virtio_console.c:1176) [ 42.261164][ T57] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 42.261166][ T57] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.261169][ T57] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.261174][ T57] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.261176][ T57] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.261180][ T57] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.261183][ T57] ? mark_usage (kernel/locking/lockdep.c:4690) [ 42.261185][ T57] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.261187][ T57] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.261191][ T57] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.261193][ T57] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 42.261196][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.261199][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.261203][ T57] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.261207][ T57] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.261209][ T57] ? 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)) [ 42.261212][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.261214][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.261218][ T57] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.261222][ T57] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.261224][ T57] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.261230][ T57] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.261233][ T57] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.261234][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.261237][ T57] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.261241][ T57] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.261242][ T57] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.261246][ T57] vprintk_emit (kernel/printk/printk.c:2479) [ 42.261249][ T57] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.261253][ T57] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.261254][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.261258][ T57] _printk (kernel/printk/printk.c:2504) [ 42.261262][ T57] ? snapshot_read.cold (user.c:?) [ 42.261265][ T57] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 42.261268][ T57] ? __mod_zone_page_state (mm/vmstat.c:371) [ 42.261272][ T57] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.261275][ T57] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.261278][ T57] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 42.261281][ T57] ? netdev_notice (net/core/dev.c:13194) [ 42.261282][ T57] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.261289][ T57] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.261293][ T57] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.261298][ T57] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 42.261303][ T57] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 42.261310][ T57] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 42.261314][ T57] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 42.261317][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.261319][ T57] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.261324][ T57] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 42.261328][ T57] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 42.261331][ T57] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.261337][ T57] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 42.261341][ T57] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 42.261344][ T57] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 42.261347][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.261349][ T57] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.261351][ T57] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.261355][ T57] process_one_work (kernel/workqueue.c:3387) [ 42.261362][ T57] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 42.261365][ T57] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.261373][ T57] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 42.261377][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.261379][ T57] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 42.261383][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.261386][ T57] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.261388][ T57] kthread (kernel/kthread.c:436) [ 42.261390][ T57] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.261393][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.261396][ T57] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.261401][ T57] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 42.261406][ T57] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.261410][ T57] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.261413][ T57] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 47.381448][ T10] softirqs last disabled at (25172): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 47.381452][ T10] Preemption disabled at: | [ 47.381452][ T10] 0x0 | [ 47.381463][ T10] Tainted: [W]=WARN [ 47.381464][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.381466][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 47.381471][ T10] Call Trace: [ 47.381472][ T10] [ 47.381474][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 47.381480][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 47.381485][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 47.381489][ 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) [ 47.381494][ 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)) [ 47.381497][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.381503][ 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) [ 47.381505][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.381509][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 47.381511][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 47.381513][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 47.381516][ T10] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 47.381521][ T10] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.381523][ T10] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 47.381526][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 47.381530][ T10] ? mark_usage (kernel/locking/lockdep.c:4690) [ 47.381532][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.381534][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.381537][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 47.381540][ T10] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 47.381543][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.381545][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.381549][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 47.381553][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 47.381554][ 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)) [ 47.381558][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.381560][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.381564][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 47.381568][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 47.381570][ T10] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.381575][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 47.381578][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 47.381579][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.381582][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 47.381585][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 47.381587][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 47.381590][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 47.381594][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 47.381597][ T10] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 47.381601][ T10] _printk (kernel/printk/printk.c:2504) [ 47.381605][ T10] ? snapshot_read.cold (user.c:?) [ 47.381607][ T10] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 47.381610][ T10] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 47.381612][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 47.381615][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 47.381619][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 47.381621][ T10] ? netdev_notice (net/core/dev.c:13194) [ 47.381626][ T10] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 47.381632][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 47.381637][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 47.381640][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 47.381643][ T10] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 47.381644][ T10] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 47.381650][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 47.381654][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 47.381656][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 47.381659][ T10] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 47.381663][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 47.381667][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 47.381670][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 47.381675][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 47.381679][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 47.381682][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 47.381685][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.381687][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.381689][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.381692][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 47.381694][ T10] process_one_work (kernel/workqueue.c:3387) [ 47.381700][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 47.381703][ T10] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 47.381711][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 47.381715][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.381717][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 47.381723][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.381726][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.381728][ T10] kthread (kernel/kthread.c:436) [ 47.381730][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.381733][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 47.381735][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 47.381739][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 47.381743][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 47.381746][ 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