====================================== | [ 16.338284][ T299] softirqs last disabled at (38831): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.338286][ T299] Preemption disabled at: | [ 16.338287][ T299] 0x0 | [ 16.338297][ T299] Tainted: [W]=WARN [ 16.338298][ T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.338299][ T299] Call Trace: [ 16.338301][ T299] [ 16.338302][ T299] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.338308][ T299] __might_resched.cold (kernel/sched/core.c:9234) [ 16.338313][ T299] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.338317][ T299] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.338322][ T299] __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)) [ 16.338324][ T299] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.338330][ T299] ? 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) [ 16.338332][ T299] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.338336][ T299] put_chars (drivers/char/virtio_console.c:1176) [ 16.338339][ T299] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.338340][ T299] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.338345][ T299] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.338355][ T299] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.338362][ T299] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.338364][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.338367][ T299] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.338370][ T299] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.338374][ T299] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.338376][ T299] ? 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)) [ 16.338379][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.338382][ T299] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.338385][ T299] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.338389][ T299] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.338391][ T299] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.338396][ T299] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.338399][ T299] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.338401][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.338403][ T299] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.338406][ T299] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.338408][ T299] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.338411][ T299] vprintk_emit (kernel/printk/printk.c:2479) [ 16.338415][ T299] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.338418][ T299] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.338422][ T299] _printk (kernel/printk/printk.c:2504) [ 16.338426][ T299] ? snapshot_read.cold (user.c:?) [ 16.338428][ T299] ? 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) [ 16.338431][ T299] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.338434][ T299] ? 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) [ 16.338437][ T299] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.338440][ T299] ? exit_notify (kernel/exit.c:780) [ 16.338442][ T299] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.338444][ T299] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.338448][ T299] do_group_exit (kernel/exit.c:1151) [ 16.338451][ T299] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.338453][ T299] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.338455][ T299] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.338459][ T299] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.338462][ T299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.338464][ T299] RIP: 0033:0x7fd8825a91b8 [ 16.338466][ T299] Code: Unable to access opcode bytes at 0x7fd8825a918e. Code starting with the faulting instruction =========================================== [ 16.338467][ T299] RSP: 002b:00007ffc2bbd83f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.338470][ T299] RAX: ffffffffffffffda RBX: 00007fd8826d9f88 RCX: 00007fd8825a91b8 [ 16.338471][ T299] RDX: 00007fd8822f3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.338472][ T299] RBP: 00007ffc2bbd8450 R08: 0000000000000000 R09: 0000000000000000 [ 16.338473][ T299] R10: 00007ffc2bbd8210 R11: 0000000000000246 R12: 0000000000000001 [ 16.338474][ T299] R13: 0000000000000000 R14: 00007fd8826d8680 R15: 00007fd8826d9fa0 | [ 30.622850][ T661] softirqs last disabled at (6135950): 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)) | [ 30.622853][ T661] Preemption disabled at: | [ 30.622854][ T661] 0x0 | [ 30.622868][ T661] Tainted: [W]=WARN [ 30.622869][ T661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.622871][ T661] Call Trace: [ 30.622874][ T661] [ 30.622876][ T661] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.622884][ T661] __might_resched.cold (kernel/sched/core.c:9234) [ 30.622890][ T661] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.622896][ T661] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.622904][ T661] __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)) [ 30.622907][ T661] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.622916][ T661] ? 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) [ 30.622920][ T661] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.622926][ T661] put_chars (drivers/char/virtio_console.c:1176) [ 30.622929][ T661] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 30.622933][ T661] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.622939][ T661] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.622944][ T661] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.622948][ T661] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.622954][ T661] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.622959][ T661] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.622962][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.622964][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.622971][ T661] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.622975][ T661] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 30.622980][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.622984][ T661] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.622991][ T661] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.622998][ T661] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.623000][ T661] ? 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)) [ 30.623005][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.623009][ T661] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.623016][ T661] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.623023][ T661] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.623026][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.623035][ T661] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.623040][ T661] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.623043][ T661] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.623046][ T661] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.623053][ T661] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.623055][ T661] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.623061][ T661] vprintk_emit (kernel/printk/printk.c:2479) [ 30.623067][ T661] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.623073][ T661] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.623079][ T661] _printk (kernel/printk/printk.c:2504) [ 30.623084][ T661] ? snapshot_read.cold (user.c:?) [ 30.623089][ T661] ? 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) [ 30.623092][ T661] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.623099][ T661] ? 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) [ 30.623103][ T661] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 30.623109][ T661] ? exit_notify (kernel/exit.c:780) [ 30.623119][ T661] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 30.623122][ T661] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 30.623126][ T661] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.623131][ T661] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.623136][ T661] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.623140][ T661] RIP: 0033:0x7f91d3f8ec49 [ 30.623143][ T661] Code: Unable to access opcode bytes at 0x7f91d3f8ec1f. Code starting with the faulting instruction =========================================== [ 30.623145][ T661] RSP: 002b:00007f91d374de60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 30.623148][ T661] RAX: ffffffffffffffda RBX: 00007f91d374e6c0 RCX: 00007f91d3f8ec49 [ 30.623150][ T661] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 30.623152][ T661] RBP: 00007f91d374df70 R08: 0000000000000001 R09: 00007f91d374e6c0 [ 30.623153][ T661] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f91d2f4e000 [ 30.623155][ T661] R13: 00007ffda191c830 R14: 0000000000000002 R15: 00007ffda191c937 | [ 32.594239][ T756] softirqs last disabled at (35068): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 32.594242][ T756] Preemption disabled at: | [ 32.594243][ T756] 0x0 | [ 32.594253][ T756] Tainted: [W]=WARN [ 32.594253][ T756] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.594255][ T756] Call Trace: [ 32.594257][ T756] [ 32.594258][ T756] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.594265][ T756] __might_resched.cold (kernel/sched/core.c:9234) [ 32.594269][ T756] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.594273][ T756] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.594278][ T756] __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)) [ 32.594281][ T756] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.594286][ T756] ? 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) [ 32.594289][ T756] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.594292][ T756] put_chars (drivers/char/virtio_console.c:1176) [ 32.594295][ T756] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.594297][ T756] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 32.594301][ T756] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 32.594304][ T756] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.594307][ T756] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.594309][ T756] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.594311][ T756] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.594315][ T756] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.594316][ T756] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 32.594320][ T756] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.594324][ T756] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.594328][ T756] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.594330][ T756] ? 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)) [ 32.594333][ T756] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.594337][ T756] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.594341][ T756] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.594345][ T756] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.594347][ T756] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.594352][ T756] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.594354][ T756] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.594356][ T756] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.594359][ T756] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.594362][ T756] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.594364][ T756] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.594367][ T756] vprintk_emit (kernel/printk/printk.c:2479) [ 32.594371][ T756] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.594373][ T756] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.594376][ T756] ? __kernel_text_address (kernel/extable.c:79) [ 32.594377][ T756] ? write_profile (profile.c:?) [ 32.594379][ T756] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.594384][ T756] _printk (kernel/printk/printk.c:2504) [ 32.594388][ T756] ? snapshot_read.cold (user.c:?) [ 32.594391][ T756] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.594393][ T756] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.594396][ T756] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.594400][ T756] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.594402][ T756] ? netdev_notice (net/core/dev.c:13194) [ 32.594403][ T756] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 32.594406][ T756] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.594409][ T756] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.594414][ T756] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 32.594419][ T756] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 32.594430][ T756] ? 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 [ 32.594438][ T756] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 32.594442][ T756] ? 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) [ 32.594444][ T756] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 32.594451][ T756] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 32.594455][ T756] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 32.594462][ T756] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 32.594465][ T756] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 32.594469][ T756] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.594472][ T756] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 32.594482][ T756] ? 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 [ 32.594486][ T756] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 32.594492][ T756] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 32.594496][ T756] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 32.594498][ T756] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 32.594503][ T756] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.594506][ T756] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.594509][ T756] ? write_profile (profile.c:?) [ 32.594511][ T756] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.594514][ T756] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 32.594518][ T756] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 32.594521][ T756] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.594523][ T756] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 32.594525][ T756] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.594528][ T756] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 32.594532][ T756] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.594537][ T756] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 32.594541][ T756] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.594543][ T756] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 32.594546][ T756] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.594553][ T756] ? 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)) [ 32.594555][ T756] ? 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)) [ 32.594559][ T756] genl_rcv (net/netlink/genetlink.c:1218) [ 32.594561][ T756] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.594565][ T756] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.594568][ T756] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.594572][ T756] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.594576][ T756] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.594580][ T756] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 32.594586][ T756] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.594590][ T756] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.594592][ T756] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.594594][ T756] ? move_addr_to_kernel (net/socket.c:258) [ 32.594601][ T756] ___sys_sendmsg (net/socket.c:2767) [ 32.594604][ T756] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.594606][ T756] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 32.594621][ T756] __sys_sendmsg (net/socket.c:2799) [ 32.594624][ T756] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.594629][ T756] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.594632][ T756] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.594635][ T756] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.594638][ T756] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.594641][ T756] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.594643][ T756] RIP: 0033:0x7f39fb97954e [ 32.594646][ T756] 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 [ 32.594648][ T756] RSP: 002b:00007ffe0acf4630 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.594650][ T756] RAX: ffffffffffffffda RBX: 000000003c946130 RCX: 00007f39fb97954e [ 32.594652][ T756] RDX: 0000000000000000 RSI: 00007ffe0acf46d0 RDI: 0000000000000005 [ 32.594652][ T756] RBP: 00007ffe0acf4640 R08: 0000000000000000 R09: 0000000000000000 [ 32.594653][ T756] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003c946200 [ 32.594654][ T756] R13: 00007ffe0acf46d0 R14: 000000003c947260 R15: 000000000040bda8 | [ 35.683553][ T808] softirqs last disabled at (32340): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 35.683556][ T808] Preemption disabled at: | [ 35.683557][ T808] 0x0 | [ 35.683568][ T808] Tainted: [W]=WARN [ 35.683569][ T808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.683571][ T808] Call Trace: [ 35.683572][ T808] [ 35.683574][ T808] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.683581][ T808] __might_resched.cold (kernel/sched/core.c:9234) [ 35.683585][ T808] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.683590][ T808] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 35.683595][ T808] __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)) [ 35.683598][ T808] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.683604][ T808] ? 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) [ 35.683606][ T808] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.683610][ T808] put_chars (drivers/char/virtio_console.c:1176) [ 35.683613][ T808] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.683616][ T808] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 35.683620][ T808] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.683623][ T808] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 35.683627][ T808] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.683630][ T808] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.683632][ T808] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.683634][ T808] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.683638][ T808] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.683639][ T808] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.683644][ T808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.683648][ T808] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.683652][ T808] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.683654][ T808] ? 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)) [ 35.683657][ T808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.683659][ T808] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.683663][ T808] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.683668][ T808] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.683670][ T808] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.683675][ T808] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.683678][ T808] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.683680][ T808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.683682][ T808] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.683686][ T808] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.683688][ T808] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.683691][ T808] vprintk_emit (kernel/printk/printk.c:2479) [ 35.683695][ T808] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.683697][ T808] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.683701][ T808] ? __kernel_text_address (kernel/extable.c:79) [ 35.683702][ T808] ? write_profile (profile.c:?) [ 35.683704][ T808] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.683709][ T808] _printk (kernel/printk/printk.c:2504) [ 35.683713][ T808] ? snapshot_read.cold (user.c:?) [ 35.683717][ T808] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.683718][ T808] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.683722][ T808] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.683725][ T808] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.683728][ T808] ? netdev_notice (net/core/dev.c:13194) [ 35.683729][ T808] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.683732][ T808] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.683735][ T808] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.683741][ T808] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.683746][ T808] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.683750][ T808] ? 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 [ 35.683756][ T808] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.683760][ T808] ? 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) [ 35.683762][ T808] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.683769][ T808] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.683773][ T808] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.683780][ T808] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.683783][ T808] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 35.683787][ T808] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.683789][ T808] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.683800][ T808] ? 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 [ 35.683805][ T808] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.683810][ T808] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.683814][ T808] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.683816][ T808] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.683822][ T808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.683825][ T808] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.683828][ T808] ? write_profile (profile.c:?) [ 35.683830][ T808] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.683834][ T808] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.683837][ T808] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.683840][ T808] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.683842][ T808] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.683844][ T808] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.683847][ T808] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.683850][ T808] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.683856][ T808] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.683859][ T808] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.683861][ T808] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.683865][ T808] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.683872][ T808] ? 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)) [ 35.683874][ T808] ? 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)) [ 35.683878][ T808] genl_rcv (net/netlink/genetlink.c:1218) [ 35.683880][ T808] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.683885][ T808] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.683888][ T808] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.683892][ T808] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.683896][ T808] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.683900][ T808] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 35.683906][ T808] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.683910][ T808] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.683912][ T808] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.683914][ T808] ? move_addr_to_kernel (net/socket.c:258) [ 35.683921][ T808] ___sys_sendmsg (net/socket.c:2767) [ 35.683924][ T808] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.683926][ T808] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.683942][ T808] __sys_sendmsg (net/socket.c:2799) [ 35.683945][ T808] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.683951][ T808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.683954][ T808] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.683957][ T808] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.683960][ T808] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.683963][ T808] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.683966][ T808] RIP: 0033:0x7fb9b900954e [ 35.683968][ T808] 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 [ 35.683970][ T808] RSP: 002b:00007fff6cde2320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.683972][ T808] RAX: ffffffffffffffda RBX: 00000000061e1130 RCX: 00007fb9b900954e [ 35.683974][ T808] RDX: 0000000000000000 RSI: 00007fff6cde23c0 RDI: 0000000000000005 [ 35.683975][ T808] RBP: 00007fff6cde2330 R08: 0000000000000000 R09: 0000000000000000 [ 35.683976][ T808] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000061e1200 [ 35.683977][ T808] R13: 00007fff6cde23c0 R14: 00000000061e2260 R15: 000000000040bda8 | [ 41.137663][ T65] softirqs last disabled at (35938): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 41.137669][ T65] Preemption disabled at: | [ 41.137669][ T65] 0x0 | [ 41.137683][ T65] Tainted: [W]=WARN [ 41.137684][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.137687][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 41.137694][ T65] Call Trace: [ 41.137696][ T65] [ 41.137700][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.137709][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 41.137715][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.137721][ T65] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 41.137728][ T65] __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)) [ 41.137732][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.137741][ T65] ? 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) [ 41.137745][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.137750][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 41.137754][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.137762][ T65] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 41.137768][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.137773][ T65] ? mark_usage (kernel/locking/lockdep.c:4690) [ 41.137776][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.137778][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.137785][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.137788][ T65] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 41.137794][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.137799][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.137806][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.137812][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.137814][ T65] ? 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)) [ 41.137819][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.137823][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.137830][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.137837][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.137839][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 41.137849][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.137853][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.137856][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.137859][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.137865][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.137868][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.137873][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 41.137879][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.137884][ T65] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 41.137887][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.137893][ T65] _printk (kernel/printk/printk.c:2504) [ 41.137898][ T65] ? snapshot_read.cold (user.c:?) [ 41.137903][ T65] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 41.137907][ T65] ? __mod_zone_page_state (mm/vmstat.c:371) [ 41.137911][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.137916][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.137922][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.137926][ T65] ? netdev_notice (net/core/dev.c:13194) [ 41.137928][ T65] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.137937][ T65] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 41.137941][ T65] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 41.137948][ T65] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 41.137957][ T65] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 41.137969][ T65] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 41.137976][ T65] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 41.137981][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.137984][ T65] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 41.137992][ T65] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 41.137999][ T65] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 41.138004][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.138013][ T65] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 41.138021][ T65] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 41.138025][ T65] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 41.138031][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.138034][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.138036][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.138043][ T65] process_one_work (kernel/workqueue.c:3387) [ 41.138054][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.138059][ T65] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 41.138073][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.138080][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.138083][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.138088][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.138092][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.138095][ T65] kthread (kernel/kthread.c:436) [ 41.138098][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.138103][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.138107][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.138113][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.138119][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.138123][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.138128][ T65] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 42.226590][ T65] softirqs last disabled at (37440): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 42.226594][ T65] Preemption disabled at: | [ 42.226594][ T65] 0x0 | [ 42.226606][ T65] Tainted: [W]=WARN [ 42.226606][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.226609][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 42.226614][ T65] Call Trace: [ 42.226616][ T65] [ 42.226619][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.226626][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 42.226631][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.226635][ T65] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.226641][ T65] __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)) [ 42.226643][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.226649][ T65] ? 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) [ 42.226652][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.226656][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 42.226658][ T65] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 42.226660][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.226663][ T65] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.226668][ T65] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.226670][ T65] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 42.226674][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.226677][ T65] ? mark_usage (kernel/locking/lockdep.c:4690) [ 42.226679][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.226681][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.226684][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.226687][ T65] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 42.226690][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.226692][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.226696][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.226700][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.226702][ T65] ? 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)) [ 42.226705][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.226707][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.226711][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.226716][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.226717][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.226722][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.226725][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.226727][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.226729][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.226733][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.226734][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.226738][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 42.226741][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.226745][ T65] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.226746][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.226750][ T65] _printk (kernel/printk/printk.c:2504) [ 42.226754][ T65] ? snapshot_read.cold (user.c:?) [ 42.226757][ T65] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 42.226760][ T65] ? __mod_zone_page_state (mm/vmstat.c:371) [ 42.226763][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.226766][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.226769][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 42.226772][ T65] ? netdev_notice (net/core/dev.c:13194) [ 42.226773][ T65] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.226778][ T65] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 42.226781][ T65] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 42.226785][ T65] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 42.226791][ T65] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 42.226797][ T65] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 42.226801][ T65] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 42.226804][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.226806][ T65] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 42.226811][ T65] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 42.226815][ T65] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 42.226818][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 42.226823][ T65] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 42.226827][ T65] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 42.226830][ T65] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 42.226833][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.226835][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.226837][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.226841][ T65] process_one_work (kernel/workqueue.c:3387) [ 42.226847][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 42.226850][ T65] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.226858][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 42.226862][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.226864][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 42.226868][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.226870][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.226872][ T65] kthread (kernel/kthread.c:436) [ 42.226874][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.226877][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.226880][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.226884][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 42.226888][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.226891][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.226893][ T65] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 47.346857][ T65] softirqs last disabled at (38732): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 47.346861][ T65] Preemption disabled at: | [ 47.346861][ T65] 0x0 | [ 47.346872][ T65] Tainted: [W]=WARN [ 47.346873][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 47.346875][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 47.346880][ T65] Call Trace: [ 47.346882][ T65] [ 47.346884][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 47.346891][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 47.346895][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 47.346899][ T65] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 47.346904][ T65] __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)) [ 47.346907][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.346913][ T65] ? 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) [ 47.346916][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 47.346919][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 47.346921][ T65] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 47.346923][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 47.346926][ T65] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 47.346931][ T65] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 47.346933][ T65] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 47.346937][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 47.346940][ T65] ? mark_usage (kernel/locking/lockdep.c:4690) [ 47.346942][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.346944][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.346948][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 47.346950][ T65] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 47.346953][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.346955][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.346959][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 47.346963][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 47.346965][ T65] ? 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)) [ 47.346968][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.346970][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.346974][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 47.346978][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 47.346980][ T65] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 47.346985][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 47.346988][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 47.346990][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.346992][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 47.346996][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 47.346997][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 47.347000][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 47.347004][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 47.347007][ T65] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 47.347011][ T65] _printk (kernel/printk/printk.c:2504) [ 47.347015][ T65] ? snapshot_read.cold (user.c:?) [ 47.347017][ T65] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 47.347020][ T65] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 47.347022][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 47.347025][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 47.347029][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 47.347031][ T65] ? netdev_notice (net/core/dev.c:13194) [ 47.347036][ T65] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 47.347041][ T65] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 47.347047][ T65] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 47.347050][ T65] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 47.347053][ T65] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 47.347054][ T65] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 47.347059][ T65] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 47.347063][ T65] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 47.347066][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 47.347068][ T65] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 47.347072][ T65] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 47.347076][ T65] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 47.347079][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 47.347084][ T65] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 47.347088][ T65] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 47.347091][ T65] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 47.347094][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.347096][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 47.347098][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 47.347102][ T65] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 47.347104][ T65] process_one_work (kernel/workqueue.c:3387) [ 47.347110][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 47.347113][ T65] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 47.347120][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 47.347124][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.347126][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 47.347129][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.347132][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 47.347134][ T65] kthread (kernel/kthread.c:436) [ 47.347136][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 47.347139][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 47.347142][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 47.347145][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 47.347149][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 47.347152][ T65] ? 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