====================================== | [ 32.578980][ T740] softirqs last disabled at (7150926): 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)) | [ 32.578982][ T740] Preemption disabled at: | [ 32.578983][ T740] 0x0 | [ 32.578993][ T740] Tainted: [W]=WARN [ 32.578994][ T740] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.578995][ T740] Call Trace: [ 32.578997][ T740] [ 32.578998][ T740] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.579005][ T740] __might_resched.cold (kernel/sched/core.c:9234) [ 32.579009][ T740] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.579013][ T740] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 32.579018][ T740] __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)) [ 32.579021][ T740] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.579027][ T740] ? 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) [ 32.579030][ T740] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.579033][ T740] put_chars (drivers/char/virtio_console.c:1176) [ 32.579035][ T740] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 32.579038][ T740] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.579041][ T740] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 32.579046][ T740] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.579048][ T740] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 32.579052][ T740] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.579055][ T740] ? mark_usage (kernel/locking/lockdep.c:4690) [ 32.579057][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.579059][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.579063][ T740] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.579065][ T740] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 32.579068][ T740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.579071][ T740] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.579075][ T740] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.579079][ T740] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.579081][ T740] ? 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)) [ 32.579084][ T740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.579087][ T740] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.579091][ T740] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.579095][ T740] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.579097][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.579102][ T740] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.579105][ T740] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.579113][ T740] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.579116][ T740] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.579120][ T740] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.579122][ T740] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.579126][ T740] vprintk_emit (kernel/printk/printk.c:2479) [ 32.579130][ T740] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.579134][ T740] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 32.579137][ T740] _printk (kernel/printk/printk.c:2504) [ 32.579141][ T740] ? snapshot_read.cold (user.c:?) [ 32.579144][ T740] ? 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) [ 32.579146][ T740] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.579150][ T740] ? 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) [ 32.579153][ T740] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 32.579157][ T740] ? exit_notify (kernel/exit.c:780) [ 32.579162][ T740] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 32.579164][ T740] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 32.579167][ T740] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.579171][ T740] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.579174][ T740] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.579176][ T740] RIP: 0033:0x7fd36b88ec49 [ 32.579178][ T740] Code: Unable to access opcode bytes at 0x7fd36b88ec1f. Code starting with the faulting instruction =========================================== [ 32.579179][ T740] RSP: 002b:00007fd36b04de60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 32.579182][ T740] RAX: ffffffffffffffda RBX: 00007fd36b04e6c0 RCX: 00007fd36b88ec49 [ 32.579183][ T740] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 32.579184][ T740] RBP: 00007fd36b04df70 R08: 0000000000000001 R09: 00007fd36b04e6c0 [ 32.579185][ T740] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fd36a84e000 [ 32.579186][ T740] R13: 00007fff9f7d13a0 R14: 0000000000000002 R15: 00007fff9f7d14a7 | [ 34.793758][ T834] | [ 34.793759][ T834] | [ 34.793759][ T834] stack backtrace: | [ 34.793765][ T834] Tainted: [W]=WARN [ 34.793766][ T834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.793768][ T834] Call Trace: [ 34.793769][ T834] [ 34.793770][ T834] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.793775][ T834] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 34.793778][ T834] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 34.793780][ T834] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 34.793784][ T834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 34.793786][ T834] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 34.793789][ T834] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 34.793791][ T834] check_prev_add (kernel/locking/lockdep.c:3185) [ 34.793793][ T834] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 34.793795][ T834] __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.793797][ T834] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 34.793799][ T834] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 34.793801][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.793803][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.793805][ T834] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 34.793807][ T834] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 34.793809][ T834] console_emit_next_record (kernel/printk/printk.c:3177) [ 34.793811][ T834] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.793813][ T834] ? 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)) [ 34.793815][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.793817][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.793819][ T834] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.793821][ T834] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.793823][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.793825][ T834] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.793827][ T834] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.793829][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.793830][ T834] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.793832][ T834] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.793834][ T834] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.793836][ T834] vprintk_emit (kernel/printk/printk.c:2479) [ 34.793838][ T834] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.793840][ T834] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.793842][ T834] ? __kernel_text_address (kernel/extable.c:79) [ 34.793843][ T834] ? write_profile (profile.c:?) [ 34.793846][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.793849][ T834] _printk (kernel/printk/printk.c:2504) [ 34.793850][ T834] ? snapshot_read.cold (user.c:?) [ 34.793853][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.793854][ T834] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 34.793855][ T834] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 34.793857][ T834] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.793859][ T834] ? netdev_notice (net/core/dev.c:13194) [ 34.793860][ T834] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 34.793861][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.793863][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.793866][ T834] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 34.793869][ T834] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 34.793871][ T834] ? 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 [ 34.793875][ T834] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 34.793877][ T834] ? 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) [ 34.793879][ T834] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 34.793883][ T834] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 34.793885][ T834] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 34.793889][ T834] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 34.793891][ T834] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 34.793893][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.793895][ T834] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 34.793901][ T834] ? 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 [ 34.793904][ T834] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 34.793907][ T834] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 34.793909][ T834] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 34.793911][ T834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 34.793914][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.793916][ T834] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.793919][ T834] ? write_profile (profile.c:?) [ 34.793920][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.793922][ T834] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 34.793924][ T834] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 34.793926][ T834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 34.793928][ T834] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 34.793930][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.793933][ T834] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 34.793935][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.793937][ T834] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 34.793940][ T834] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.793942][ T834] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 34.793944][ T834] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.793947][ T834] ? 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)) [ 34.793948][ T834] ? 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)) [ 34.793951][ T834] genl_rcv (net/netlink/genetlink.c:1218) [ 34.793952][ T834] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.793955][ T834] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.793957][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.793959][ T834] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.793961][ T834] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.793963][ T834] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 34.793967][ T834] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 34.793969][ T834] ? copy_msghdr_from_user (net/socket.c:2650) [ 34.793970][ T834] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 34.793972][ T834] ? move_addr_to_kernel (net/socket.c:258) [ 34.793975][ T834] ___sys_sendmsg (net/socket.c:2767) [ 34.793977][ T834] ? copy_msghdr_from_user (net/socket.c:2619) [ 34.793979][ T834] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 34.793984][ T834] __sys_sendmsg (net/socket.c:2799) [ 34.793986][ T834] ? __sys_sendmsg_sock (net/socket.c:2780) [ 34.793988][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.793990][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.793992][ T834] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.793994][ T834] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.793996][ T834] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.793997][ T834] RIP: 0033:0x7efc2240554e [ 34.794001][ T834] 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 [ 34.794002][ T834] RSP: 002b:00007fff9d911040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.794006][ T834] RAX: ffffffffffffffda RBX: 00000000156a2130 RCX: 00007efc2240554e [ 34.794007][ T834] RDX: 0000000000000000 RSI: 00007fff9d9110e0 RDI: 0000000000000005 [ 34.794008][ T834] RBP: 00007fff9d911050 R08: 0000000000000000 R09: 0000000000000000 [ 34.794009][ T834] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000156a2200 [ 34.794010][ T834] R13: 00007fff9d9110e0 R14: 00000000156a3260 R15: 000000000040bda8 | [ 34.794029][ T834] softirqs last disabled at (26246): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 34.794032][ T834] Preemption disabled at: | [ 34.794032][ T834] 0x0 | [ 34.794037][ T834] Tainted: [W]=WARN [ 34.794037][ T834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.794038][ T834] Call Trace: [ 34.794038][ T834] [ 34.794039][ T834] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.794041][ T834] __might_resched.cold (kernel/sched/core.c:9234) [ 34.794044][ T834] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 34.794046][ T834] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.794049][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794051][ T834] __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)) [ 34.794053][ T834] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.794054][ T834] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.794056][ T834] ? 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) [ 34.794058][ T834] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.794060][ T834] put_chars (drivers/char/virtio_console.c:1176) [ 34.794062][ T834] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.794063][ T834] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 34.794065][ T834] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 34.794067][ T834] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.794069][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.794071][ T834] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.794073][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794075][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.794077][ T834] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.794079][ T834] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.794081][ T834] ? 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)) [ 34.794083][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794085][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.794087][ T834] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.794089][ T834] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.794091][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.794093][ T834] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.794095][ T834] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.794096][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794098][ T834] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.794100][ T834] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.794102][ T834] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.794104][ T834] vprintk_emit (kernel/printk/printk.c:2479) [ 34.794106][ T834] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.794108][ T834] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.794109][ T834] ? __kernel_text_address (kernel/extable.c:79) [ 34.794110][ T834] ? write_profile (profile.c:?) [ 34.794111][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.794113][ T834] _printk (kernel/printk/printk.c:2504) [ 34.794115][ T834] ? snapshot_read.cold (user.c:?) [ 34.794117][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.794119][ T834] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 34.794124][ T834] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 34.794126][ T834] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.794127][ T834] ? netdev_notice (net/core/dev.c:13194) [ 34.794129][ T834] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 34.794130][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 34.794132][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.794134][ T834] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 34.794137][ T834] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 34.794140][ T834] ? 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 [ 34.794143][ T834] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 34.794146][ T834] ? 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) [ 34.794148][ T834] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 34.794151][ T834] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 34.794154][ T834] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 34.794157][ T834] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 34.794159][ T834] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 34.794161][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.794163][ T834] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 34.794167][ T834] ? 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 [ 34.794169][ T834] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 34.794172][ T834] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 34.794175][ T834] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 34.794177][ T834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 34.794179][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794181][ T834] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.794183][ T834] ? write_profile (profile.c:?) [ 34.794184][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.794186][ T834] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 34.794188][ T834] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 34.794190][ T834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 34.794192][ T834] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 34.794194][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.794197][ T834] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 34.794199][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.794202][ T834] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 34.794204][ T834] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.794206][ T834] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 34.794208][ T834] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.794211][ T834] ? 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)) [ 34.794213][ T834] ? 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)) [ 34.794215][ T834] genl_rcv (net/netlink/genetlink.c:1218) [ 34.794217][ T834] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.794219][ T834] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.794221][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.794223][ T834] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.794225][ T834] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.794228][ T834] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 34.794230][ T834] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 34.794231][ T834] ? copy_msghdr_from_user (net/socket.c:2650) [ 34.794233][ T834] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 34.794235][ T834] ? move_addr_to_kernel (net/socket.c:258) [ 34.794238][ T834] ___sys_sendmsg (net/socket.c:2767) [ 34.794240][ T834] ? copy_msghdr_from_user (net/socket.c:2619) [ 34.794241][ T834] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 34.794246][ T834] __sys_sendmsg (net/socket.c:2799) [ 34.794248][ T834] ? __sys_sendmsg_sock (net/socket.c:2780) [ 34.794251][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794253][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.794255][ T834] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.794257][ T834] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.794258][ T834] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.794259][ T834] RIP: 0033:0x7efc2240554e [ 34.794261][ T834] 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 [ 34.794262][ T834] RSP: 002b:00007fff9d911040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.794263][ T834] RAX: ffffffffffffffda RBX: 00000000156a2130 RCX: 00007efc2240554e [ 34.794264][ T834] RDX: 0000000000000000 RSI: 00007fff9d9110e0 RDI: 0000000000000005 [ 34.794265][ T834] RBP: 00007fff9d911050 R08: 0000000000000000 R09: 0000000000000000 [ 34.794265][ T834] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000156a2200 [ 34.794266][ T834] R13: 00007fff9d9110e0 R14: 00000000156a3260 R15: 000000000040bda8 | [ 37.732426][ T886] softirqs last disabled at (0): 0x0 | [ 37.732428][ T886] Preemption disabled at: | [ 37.732429][ T886] 0x0 | [ 37.732437][ T886] Tainted: [W]=WARN [ 37.732438][ T886] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 37.732440][ T886] Call Trace: [ 37.732442][ T886] [ 37.732443][ T886] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 37.732448][ T886] __might_resched.cold (kernel/sched/core.c:9234) [ 37.732452][ T886] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 37.732456][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732460][ T886] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 37.732464][ T886] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.732466][ T886] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.732470][ T886] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 37.732472][ T886] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 37.732474][ T886] put_chars (drivers/char/virtio_console.c:1176) [ 37.732477][ T886] ? __send_to_port (drivers/char/virtio_console.c:654) [ 37.732479][ T886] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 37.732482][ T886] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 37.732486][ T886] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 37.732487][ T886] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 37.732489][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732491][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.732493][ T886] console_emit_next_record (kernel/printk/printk.c:3183) [ 37.732495][ T886] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 37.732497][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732499][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732501][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732502][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.732504][ T886] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 37.732506][ T886] console_flush_one_record (kernel/printk/printk.c:3268) [ 37.732508][ T886] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 37.732511][ T886] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 37.732513][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.732514][ T886] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 37.732516][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732517][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.732519][ T886] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 37.732520][ T886] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 37.732523][ T886] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 37.732524][ T886] ? vprintk_emit (kernel/printk/printk.c:2478) [ 37.732526][ T886] vprintk_emit (kernel/printk/printk.c:2479) [ 37.732529][ T886] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 37.732530][ T886] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 37.732533][ T886] ? __kernel_text_address (kernel/extable.c:79) [ 37.732534][ T886] ? write_profile (profile.c:?) [ 37.732536][ T886] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.732539][ T886] _printk (kernel/printk/printk.c:2504) [ 37.732542][ T886] ? snapshot_read.cold (user.c:?) [ 37.732544][ T886] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 37.732547][ T886] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 37.732548][ T886] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 37.732550][ T886] ? netdev_notice (net/core/dev.c:13194) [ 37.732552][ T886] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 37.732557][ T886] ? __module_address (kernel/module/main.c:3915) [ 37.732560][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.732562][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732563][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.732565][ T886] ? ovpn_peer_get_by_id (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1346 ./include/linux/refcount.h:181 ./include/linux/refcount.h:317 ./include/linux/refcount.h:335 ./include/linux/kref.h:133 drivers/net/ovpn/peer.h:127 drivers/net/ovpn/peer.c:674) ovpn [ 37.732568][ T886] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 37.732572][ T886] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 37.732575][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.732576][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732578][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.732580][ T886] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 37.732583][ T886] ? 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) [ 37.732585][ T886] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 37.732588][ T886] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 37.732591][ T886] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 37.732595][ T886] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 37.732597][ T886] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 37.732600][ T886] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 37.732602][ T886] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 37.732608][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.732609][ T886] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 37.732613][ T886] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 37.732617][ T886] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 37.732619][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732622][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732624][ T886] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 37.732627][ T886] ? write_profile (profile.c:?) [ 37.732628][ T886] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 37.732630][ T886] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 37.732632][ T886] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 37.732634][ T886] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 37.732637][ T886] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 37.732639][ T886] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 37.732641][ T886] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 37.732643][ T886] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 37.732645][ T886] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 37.732647][ T886] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 37.732649][ T886] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 37.732651][ T886] ? netlink_ack (./include/linux/skbuff.h:2718) [ 37.732654][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 37.732656][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732657][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.732659][ T886] genl_rcv (net/netlink/genetlink.c:1218) [ 37.732661][ T886] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 37.732663][ T886] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 37.732665][ T886] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 37.732666][ T886] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 37.732667][ T886] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 37.732671][ T886] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 37.732673][ T886] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 37.732675][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732677][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 37.732679][ T886] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 37.732682][ T886] ? copy_msghdr_from_user (net/socket.c:2650) [ 37.732684][ T886] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 37.732686][ T886] ? move_addr_to_kernel (net/socket.c:258) [ 37.732689][ T886] ___sys_sendmsg (net/socket.c:2767) [ 37.732691][ T886] ? copy_msghdr_from_user (net/socket.c:2619) [ 37.732692][ T886] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 37.732700][ T886] __sys_sendmsg (net/socket.c:2799) [ 37.732703][ T886] ? __sys_sendmsg_sock (net/socket.c:2780) [ 37.732706][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732708][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 37.732710][ T886] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 37.732713][ T886] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 37.732715][ T886] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 37.732717][ T886] RIP: 0033:0x7fc98ce9154e [ 37.732719][ T886] 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 [ 37.732721][ T886] RSP: 002b:00007ffef29dc420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 37.732725][ T886] RAX: ffffffffffffffda RBX: 000000000a9c3130 RCX: 00007fc98ce9154e [ 37.732726][ T886] RDX: 0000000000000000 RSI: 00007ffef29dc4c0 RDI: 0000000000000005 [ 37.732727][ T886] RBP: 00007ffef29dc430 R08: 0000000000000000 R09: 0000000000000000 [ 37.732728][ T886] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000a9c3200 [ 37.732729][ T886] R13: 00007ffef29dc4c0 R14: 000000000a9c4260 R15: 000000000040bda8 | [ 43.582792][ T10] softirqs last disabled at (38352): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 43.582796][ T10] Preemption disabled at: | [ 43.582797][ T10] 0x0 | [ 43.582807][ T10] Tainted: [W]=WARN [ 43.582808][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.582811][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.582821][ T10] Call Trace: [ 43.582823][ T10] [ 43.582824][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.582829][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 43.582833][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.582836][ T10] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 43.582838][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582842][ 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)) [ 43.582846][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.582849][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.582853][ 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) [ 43.582855][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.582857][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 43.582859][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 43.582861][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.582863][ T10] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.582866][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.582870][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.582872][ T10] ? 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) [ 43.582873][ T10] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 43.582875][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.582877][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582879][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.582881][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.582884][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.582886][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582888][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582889][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582891][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.582893][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.582895][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.582897][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.582900][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.582902][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.582903][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.582905][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582907][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.582909][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.582910][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 43.582912][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.582914][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.582916][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 43.582919][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.582921][ T10] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 43.582923][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582925][ T10] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 43.582928][ T10] _printk (kernel/printk/printk.c:2504) [ 43.582931][ T10] ? snapshot_read.cold (user.c:?) [ 43.582933][ T10] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 43.582935][ T10] ? __mod_zone_page_state (mm/vmstat.c:371) [ 43.582938][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.582940][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.582942][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.582944][ T10] ? netdev_notice (net/core/dev.c:13194) [ 43.582946][ T10] ? free_pcppages_bulk (./include/trace/events/kmem.h:246 (discriminator 22) mm/page_alloc.c:1516 (discriminator 22)) [ 43.582948][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582950][ T10] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 43.582953][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 43.582958][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 43.582960][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582962][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.582964][ 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) [ 43.582966][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 43.582969][ T10] ? 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) [ 43.582971][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 43.582973][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.582975][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582977][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.582978][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 43.582980][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 43.582983][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 43.582985][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.582988][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 43.582991][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 43.582994][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582996][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.582997][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.582999][ T10] process_one_work (kernel/workqueue.c:3387) [ 43.583003][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.583005][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.583006][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.583009][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.583011][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.583013][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.583016][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.583018][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.583020][ T10] kthread (kernel/kthread.c:436) [ 43.583022][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.583023][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.583025][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.583028][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.583030][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.583033][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.583035][ T10] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 48.703851][ T67] softirqs last disabled at (23783): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 48.703854][ T67] Preemption disabled at: | [ 48.703854][ T67] 0x0 | [ 48.703864][ T67] Tainted: [W]=WARN [ 48.703865][ T67] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 48.703868][ T67] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 48.703875][ T67] Call Trace: [ 48.703877][ T67] [ 48.703879][ T67] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 48.703884][ T67] __might_resched.cold (kernel/sched/core.c:9234) [ 48.703888][ T67] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 48.703891][ T67] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 48.703893][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703898][ T67] __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)) [ 48.703901][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.703903][ T67] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.703907][ T67] ? 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) [ 48.703909][ T67] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 48.703911][ T67] put_chars (drivers/char/virtio_console.c:1176) [ 48.703913][ T67] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 48.703915][ T67] ? __send_to_port (drivers/char/virtio_console.c:654) [ 48.703916][ T67] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 48.703919][ T67] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 48.703923][ T67] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 48.703924][ T67] ? 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) [ 48.703926][ T67] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 48.703928][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.703929][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703931][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.703934][ T67] console_emit_next_record (kernel/printk/printk.c:3183) [ 48.703936][ T67] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 48.703938][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703940][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703941][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703943][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.703945][ T67] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 48.703946][ T67] console_flush_one_record (kernel/printk/printk.c:3268) [ 48.703949][ T67] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 48.703951][ T67] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 48.703953][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.703955][ T67] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 48.703956][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703958][ T67] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 48.703959][ T67] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 48.703961][ T67] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 48.703963][ T67] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 48.703964][ T67] ? vprintk_emit (kernel/printk/printk.c:2478) [ 48.703966][ T67] vprintk_emit (kernel/printk/printk.c:2479) [ 48.703969][ T67] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 48.703970][ T67] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 48.703972][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703973][ T67] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 48.703976][ T67] _printk (kernel/printk/printk.c:2504) [ 48.703979][ T67] ? snapshot_read.cold (user.c:?) [ 48.703980][ T67] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 48.703982][ T67] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 48.703984][ T67] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 48.703987][ T67] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 48.703988][ T67] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 48.703990][ T67] ? netdev_notice (net/core/dev.c:13194) [ 48.703992][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.703994][ T67] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 48.703997][ T67] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 48.704000][ T67] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 48.704004][ T67] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 48.704006][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.704008][ T67] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.704010][ T67] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 48.704013][ T67] ? 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) [ 48.704015][ T67] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 48.704017][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.704019][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.704021][ T67] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.704022][ T67] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 48.704024][ T67] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 48.704026][ T67] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 48.704029][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.704031][ T67] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 48.704034][ T67] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 48.704036][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.704038][ T67] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 48.704039][ T67] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 48.704041][ T67] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 48.704043][ T67] process_one_work (kernel/workqueue.c:3387) [ 48.704046][ T67] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 48.704048][ T67] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 48.704050][ T67] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 48.704052][ T67] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 48.704054][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.704056][ T67] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 48.704058][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.704060][ T67] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 48.704062][ T67] kthread (kernel/kthread.c:436) [ 48.704063][ T67] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 48.704064][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) [ 48.704066][ T67] ret_from_fork (arch/x86/kernel/process.c:158) [ 48.704069][ T67] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 48.704071][ T67] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 48.704073][ T67] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print print_bad_irq_dependency:check_irq_usage:check_prev_add:validate_chain:__lock_acquire ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print neigh_managed_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print fpu__clear_user_states:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print