====================================== | [ 28.566058][ T739] softirqs last disabled at (7763256): fpu__clear_user_states (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:835 (discriminator 2)) | [ 28.566061][ T739] Preemption disabled at: | [ 28.566061][ T739] 0x0 | [ 28.566071][ T739] Tainted: [W]=WARN [ 28.566072][ T739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.566074][ T739] Call Trace: [ 28.566075][ T739] [ 28.566077][ T739] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.566083][ T739] __might_resched.cold (kernel/sched/core.c:9234) [ 28.566087][ T739] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.566091][ T739] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.566096][ T739] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 28.566098][ T739] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.566104][ T739] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 28.566107][ T739] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.566110][ T739] put_chars (drivers/char/virtio_console.c:1176) [ 28.566112][ T739] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 28.566114][ T739] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.566117][ T739] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.566121][ T739] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 28.566123][ T739] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.566127][ T739] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.566130][ T739] ? mark_usage (kernel/locking/lockdep.c:4690) [ 28.566132][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.566134][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.566137][ T739] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.566140][ T739] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 28.566143][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.566145][ T739] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.566149][ T739] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.566153][ T739] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.566154][ T739] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 28.566157][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.566160][ T739] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.566163][ T739] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.566167][ T739] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.566169][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.566174][ T739] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.566177][ T739] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.566178][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.566181][ T739] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.566184][ T739] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.566186][ T739] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.566189][ T739] vprintk_emit (kernel/printk/printk.c:2479) [ 28.566193][ T739] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.566196][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.566200][ T739] _printk (kernel/printk/printk.c:2504) [ 28.566203][ T739] ? snapshot_read.cold (user.c:?) [ 28.566206][ T739] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.566208][ T739] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.566212][ T739] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.566214][ T739] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.566218][ T739] ? exit_notify (kernel/exit.c:780) [ 28.566223][ T739] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 28.566225][ T739] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 28.566228][ T739] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.566231][ T739] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.566234][ T739] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.566236][ T739] RIP: 0033:0x7f437c976c49 [ 28.566238][ T739] Code: Unable to access opcode bytes at 0x7f437c976c1f. Code starting with the faulting instruction =========================================== [ 28.566239][ T739] RSP: 002b:00007f437c135e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 28.566242][ T739] RAX: ffffffffffffffda RBX: 00007f437c1366c0 RCX: 00007f437c976c49 [ 28.566243][ T739] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 28.566244][ T739] RBP: 00007f437c135f70 R08: 0000000000000001 R09: 00007f437c1366c0 [ 28.566245][ T739] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f437b936000 [ 28.566246][ T739] R13: 00007fff5ffe7560 R14: 0000000000000002 R15: 00007fff5ffe7667 | [ 30.316769][ T834] | [ 30.316769][ T834] | [ 30.316769][ T834] stack backtrace: | [ 30.316775][ T834] Tainted: [W]=WARN [ 30.316776][ T834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.316777][ T834] Call Trace: [ 30.316778][ T834] [ 30.316779][ T834] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.316783][ T834] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 30.316786][ T834] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 30.316787][ T834] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.316791][ T834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.316794][ T834] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 30.316796][ T834] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 30.316798][ T834] check_prev_add (kernel/locking/lockdep.c:3185) [ 30.316800][ T834] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 30.316802][ T834] __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.316804][ T834] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.316805][ T834] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.316807][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.316809][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.316811][ T834] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.316813][ T834] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 30.316815][ T834] console_emit_next_record (kernel/printk/printk.c:3177) [ 30.316817][ T834] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.316818][ 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)) [ 30.316820][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.316822][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.316824][ T834] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.316826][ T834] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.316828][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.316830][ T834] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.316832][ T834] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.316833][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.316835][ T834] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.316837][ T834] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.316838][ T834] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.316840][ T834] vprintk_emit (kernel/printk/printk.c:2479) [ 30.316842][ T834] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.316844][ T834] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.316846][ T834] ? __kernel_text_address (kernel/extable.c:79) [ 30.316847][ T834] ? write_profile (profile.c:?) [ 30.316849][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.316852][ T834] _printk (kernel/printk/printk.c:2504) [ 30.316853][ T834] ? snapshot_read.cold (user.c:?) [ 30.316856][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.316857][ T834] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.316858][ T834] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.316860][ T834] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.316861][ T834] ? netdev_notice (net/core/dev.c:13194) [ 30.316862][ T834] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.316864][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.316865][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.316868][ T834] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.316870][ T834] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.316873][ 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 [ 30.316876][ T834] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.316878][ 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) [ 30.316880][ T834] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.316883][ T834] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.316886][ T834] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.316889][ T834] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.316891][ T834] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.316893][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.316895][ T834] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.316900][ 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 [ 30.316903][ T834] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.316906][ T834] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.316908][ T834] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.316910][ T834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.316912][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.316914][ T834] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.316917][ T834] ? write_profile (profile.c:?) [ 30.316919][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.316920][ T834] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.316922][ T834] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.316924][ T834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.316926][ T834] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.316928][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.316930][ T834] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.316933][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.316935][ T834] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.316937][ T834] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.316939][ T834] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.316941][ T834] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.316944][ 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)) [ 30.316945][ 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)) [ 30.316947][ T834] genl_rcv (net/netlink/genetlink.c:1218) [ 30.316949][ T834] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.316951][ T834] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.316953][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.316955][ T834] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.316957][ T834] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.316959][ T834] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.316962][ T834] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.316964][ T834] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.316966][ T834] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.316967][ T834] ? move_addr_to_kernel (net/socket.c:258) [ 30.316970][ T834] ___sys_sendmsg (net/socket.c:2767) [ 30.316972][ T834] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.316973][ T834] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.316978][ T834] __sys_sendmsg (net/socket.c:2799) [ 30.316980][ T834] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.316982][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.316984][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.316986][ T834] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.316988][ T834] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.316989][ T834] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.316991][ T834] RIP: 0033:0x7f59fecb854e [ 30.316994][ 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 [ 30.316995][ T834] RSP: 002b:00007ffde5a73f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.316998][ T834] RAX: ffffffffffffffda RBX: 000000003b67a130 RCX: 00007f59fecb854e [ 30.316999][ T834] RDX: 0000000000000000 RSI: 00007ffde5a73ff0 RDI: 0000000000000005 [ 30.317000][ T834] RBP: 00007ffde5a73f60 R08: 0000000000000000 R09: 0000000000000000 [ 30.317001][ T834] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003b67a200 [ 30.317002][ T834] R13: 00007ffde5a73ff0 R14: 000000003b67b260 R15: 000000000040bda8 | [ 30.317020][ T834] softirqs last disabled at (44320): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 30.317023][ T834] Preemption disabled at: | [ 30.317023][ T834] 0x0 | [ 30.317027][ T834] Tainted: [W]=WARN [ 30.317028][ T834] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.317028][ T834] Call Trace: [ 30.317029][ T834] [ 30.317029][ T834] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.317031][ T834] __might_resched.cold (kernel/sched/core.c:9234) [ 30.317034][ T834] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 30.317035][ T834] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.317038][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317040][ 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)) [ 30.317042][ T834] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 30.317044][ T834] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.317045][ 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) [ 30.317047][ T834] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.317049][ T834] put_chars (drivers/char/virtio_console.c:1176) [ 30.317051][ T834] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.317052][ T834] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 30.317054][ T834] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 30.317056][ T834] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.317058][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.317060][ T834] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.317061][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317063][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.317065][ T834] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.317067][ T834] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.317068][ 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)) [ 30.317070][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317072][ T834] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.317074][ T834] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.317076][ T834] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.317078][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.317080][ T834] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.317082][ T834] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.317083][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317085][ T834] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 30.317087][ T834] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.317088][ T834] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.317090][ T834] vprintk_emit (kernel/printk/printk.c:2479) [ 30.317092][ T834] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.317094][ T834] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.317095][ T834] ? __kernel_text_address (kernel/extable.c:79) [ 30.317096][ T834] ? write_profile (profile.c:?) [ 30.317097][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.317099][ T834] _printk (kernel/printk/printk.c:2504) [ 30.317101][ T834] ? snapshot_read.cold (user.c:?) [ 30.317103][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.317104][ T834] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 30.317105][ T834] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 30.317107][ T834] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 30.317108][ T834] ? netdev_notice (net/core/dev.c:13194) [ 30.317109][ T834] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.317111][ T834] ? mark_usage (kernel/locking/lockdep.c:4690) [ 30.317112][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.317115][ T834] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 30.317117][ T834] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 30.317120][ 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 [ 30.317123][ T834] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 30.317125][ 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) [ 30.317126][ T834] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 30.317130][ T834] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 30.317132][ T834] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 30.317135][ T834] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 30.317138][ T834] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 30.317139][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.317141][ T834] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 30.317145][ 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 [ 30.317147][ T834] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 30.317150][ T834] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 30.317152][ T834] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 30.317154][ T834] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.317157][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317158][ T834] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 30.317160][ T834] ? write_profile (profile.c:?) [ 30.317161][ T834] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 30.317163][ T834] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 30.317165][ T834] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 30.317167][ T834] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.317168][ T834] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 30.317170][ T834] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 30.317173][ T834] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 30.317175][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.317177][ T834] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 30.317179][ T834] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.317181][ T834] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 30.317183][ T834] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.317186][ 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)) [ 30.317187][ 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)) [ 30.317189][ T834] genl_rcv (net/netlink/genetlink.c:1218) [ 30.317191][ T834] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.317193][ T834] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.317195][ T834] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.317197][ T834] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.317199][ T834] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.317201][ T834] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 30.317203][ T834] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 30.317205][ T834] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.317207][ T834] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 30.317208][ T834] ? move_addr_to_kernel (net/socket.c:258) [ 30.317211][ T834] ___sys_sendmsg (net/socket.c:2767) [ 30.317213][ T834] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.317214][ T834] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 30.317219][ T834] __sys_sendmsg (net/socket.c:2799) [ 30.317221][ T834] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.317223][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317225][ T834] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.317227][ T834] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.317229][ T834] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.317230][ T834] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.317231][ T834] RIP: 0033:0x7f59fecb854e [ 30.317232][ 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 [ 30.317233][ T834] RSP: 002b:00007ffde5a73f50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.317235][ T834] RAX: ffffffffffffffda RBX: 000000003b67a130 RCX: 00007f59fecb854e [ 30.317235][ T834] RDX: 0000000000000000 RSI: 00007ffde5a73ff0 RDI: 0000000000000005 [ 30.317236][ T834] RBP: 00007ffde5a73f60 R08: 0000000000000000 R09: 0000000000000000 [ 30.317237][ T834] R10: 0000000000000000 R11: 0000000000000202 R12: 000000003b67a200 [ 30.317237][ T834] R13: 00007ffde5a73ff0 R14: 000000003b67b260 R15: 000000000040bda8 | [ 33.031287][ T886] softirqs last disabled at (0): 0x0 | [ 33.031289][ T886] Preemption disabled at: | [ 33.031289][ T886] 0x0 | [ 33.031298][ T886] Tainted: [W]=WARN [ 33.031298][ T886] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.031300][ T886] Call Trace: [ 33.031301][ T886] [ 33.031302][ T886] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.031307][ T886] __might_resched.cold (kernel/sched/core.c:9234) [ 33.031311][ T886] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.031315][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031319][ 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)) [ 33.031322][ T886] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.031325][ T886] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.031330][ 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) [ 33.031331][ T886] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.031333][ T886] put_chars (drivers/char/virtio_console.c:1176) [ 33.031335][ T886] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.031337][ T886] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.031340][ T886] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.031344][ T886] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.031346][ T886] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.031347][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031349][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.031351][ T886] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.031354][ T886] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.031356][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031357][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031359][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031361][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.031363][ T886] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.031364][ T886] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.031367][ T886] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.031369][ T886] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.031371][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.031372][ T886] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.031374][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031376][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.031377][ T886] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.031378][ T886] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.031380][ T886] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.031382][ T886] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.031384][ T886] vprintk_emit (kernel/printk/printk.c:2479) [ 33.031386][ T886] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.031388][ T886] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.031391][ T886] ? __kernel_text_address (kernel/extable.c:79) [ 33.031392][ T886] ? write_profile (profile.c:?) [ 33.031394][ T886] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.031397][ T886] _printk (kernel/printk/printk.c:2504) [ 33.031400][ T886] ? snapshot_read.cold (user.c:?) [ 33.031402][ T886] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.031404][ T886] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.031406][ T886] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.031408][ T886] ? netdev_notice (net/core/dev.c:13194) [ 33.031409][ T886] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 33.031415][ T886] ? __module_address (kernel/module/main.c:3915) [ 33.031418][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.031420][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031421][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.031423][ 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 [ 33.031426][ T886] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 33.031431][ T886] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 33.031433][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.031435][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031437][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.031438][ T886] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 33.031441][ 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) [ 33.031443][ T886] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 33.031446][ T886] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 33.031449][ T886] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 33.031453][ T886] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 33.031455][ T886] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.031458][ T886] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.031460][ T886] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 33.031465][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.031467][ T886] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 33.031470][ T886] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 33.031474][ T886] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 33.031476][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031479][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031480][ T886] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.031484][ T886] ? write_profile (profile.c:?) [ 33.031485][ T886] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.031487][ T886] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 33.031489][ T886] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 33.031491][ T886] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 33.031493][ T886] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.031496][ T886] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 33.031498][ T886] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 33.031499][ T886] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 33.031502][ T886] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 33.031504][ T886] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.031506][ T886] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 33.031508][ T886] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.031511][ T886] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.031512][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031514][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.031516][ T886] genl_rcv (net/netlink/genetlink.c:1218) [ 33.031518][ T886] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.031520][ T886] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.031522][ T886] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.031523][ T886] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.031524][ T886] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 33.031528][ T886] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.031530][ T886] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.031532][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031534][ T886] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.031536][ T886] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 33.031539][ T886] ? copy_msghdr_from_user (net/socket.c:2650) [ 33.031541][ T886] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 33.031542][ T886] ? move_addr_to_kernel (net/socket.c:258) [ 33.031545][ T886] ___sys_sendmsg (net/socket.c:2767) [ 33.031547][ T886] ? copy_msghdr_from_user (net/socket.c:2619) [ 33.031549][ T886] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 33.031553][ T886] __sys_sendmsg (net/socket.c:2799) [ 33.031556][ T886] ? __sys_sendmsg_sock (net/socket.c:2780) [ 33.031558][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031560][ T886] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.031562][ T886] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.031565][ T886] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.031566][ T886] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.031568][ T886] RIP: 0033:0x7f71b33b854e [ 33.031570][ 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 [ 33.031574][ T886] RSP: 002b:00007ffd9537ea80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.031578][ T886] RAX: ffffffffffffffda RBX: 000000002a77a130 RCX: 00007f71b33b854e [ 33.031579][ T886] RDX: 0000000000000000 RSI: 00007ffd9537eb20 RDI: 0000000000000005 [ 33.031580][ T886] RBP: 00007ffd9537ea90 R08: 0000000000000000 R09: 0000000000000000 [ 33.031581][ T886] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002a77a200 [ 33.031582][ T886] R13: 00007ffd9537eb20 R14: 000000002a77b260 R15: 000000000040bda8 | [ 38.890634][ T65] softirqs last disabled at (33457): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 38.890636][ T65] Preemption disabled at: | [ 38.890637][ T65] 0x0 | [ 38.890648][ T65] Tainted: [W]=WARN [ 38.890648][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.890651][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 38.890660][ T65] Call Trace: [ 38.890662][ T65] [ 38.890664][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.890669][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 38.890673][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.890676][ T65] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 38.890678][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890682][ 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)) [ 38.890685][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.890688][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.890691][ 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) [ 38.890693][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.890695][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 38.890697][ T65] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 38.890698][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.890700][ T65] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 38.890703][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.890707][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.890708][ T65] ? 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) [ 38.890710][ T65] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 38.890712][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.890713][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890715][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.890717][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.890720][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.890721][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890723][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890724][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890726][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.890728][ T65] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.890729][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.890732][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.890734][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.890736][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.890737][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.890739][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890740][ T65] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.890742][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.890743][ T65] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 38.890745][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.890747][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.890749][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 38.890751][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.890753][ T65] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 38.890756][ T65] ? queued_spin_lock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1279 ./arch/x86/include/asm/paravirt-spinlock.h:144 kernel/locking/qspinlock.c:163) [ 38.890757][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890759][ T65] _printk (kernel/printk/printk.c:2504) [ 38.890762][ T65] ? snapshot_read.cold (user.c:?) [ 38.890764][ T65] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 38.890766][ T65] ? __mod_zone_page_state (mm/vmstat.c:371) [ 38.890768][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.890771][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.890773][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.890774][ T65] ? netdev_notice (net/core/dev.c:13194) [ 38.890776][ T65] ? free_pcppages_bulk (./include/trace/events/kmem.h:246 (discriminator 22) mm/page_alloc.c:1516 (discriminator 22)) [ 38.890778][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890779][ T65] ? 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) [ 38.890782][ T65] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.890787][ T65] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.890789][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.890791][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.890792][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890794][ T65] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.890798][ T65] ? 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) [ 38.890803][ T65] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.890805][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.890807][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890808][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.890810][ T65] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 38.890811][ T65] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 38.890814][ T65] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 38.890816][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.890819][ T65] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 38.890822][ T65] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 38.890824][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890826][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.890828][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.890830][ T65] process_one_work (kernel/workqueue.c:3387) [ 38.890834][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 38.890835][ T65] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.890837][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.890839][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 38.890842][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.890843][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 38.890846][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.890847][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 38.890849][ T65] kthread (kernel/kthread.c:436) [ 38.890851][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.890852][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.890854][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 38.890856][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 38.890857][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 38.890859][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 38.890861][ T65] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.010652][ T60] softirqs last disabled at (20465): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 44.010654][ T60] Preemption disabled at: | [ 44.010655][ T60] 0x0 | [ 44.010664][ T60] Tainted: [W]=WARN [ 44.010665][ T60] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.010667][ T60] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.010674][ T60] Call Trace: [ 44.010676][ T60] [ 44.010677][ T60] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.010682][ T60] __might_resched.cold (kernel/sched/core.c:9234) [ 44.010685][ T60] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.010689][ T60] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 44.010691][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010695][ T60] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 44.010698][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.010701][ T60] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.010704][ T60] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 44.010706][ T60] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.010708][ T60] put_chars (drivers/char/virtio_console.c:1176) [ 44.010710][ T60] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.010711][ T60] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.010713][ T60] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 44.010716][ T60] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.010720][ T60] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.010721][ T60] ? 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) [ 44.010722][ T60] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 44.010724][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.010726][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010728][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.010730][ T60] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.010732][ T60] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.010734][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010736][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010738][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010739][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.010741][ T60] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.010743][ T60] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.010745][ T60] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.010747][ T60] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.010749][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.010751][ T60] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.010752][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010754][ T60] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.010755][ T60] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.010757][ T60] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 44.010759][ T60] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.010760][ T60] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.010762][ T60] vprintk_emit (kernel/printk/printk.c:2479) [ 44.010764][ T60] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.010766][ T60] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 44.010768][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010769][ T60] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 44.010772][ T60] _printk (kernel/printk/printk.c:2504) [ 44.010774][ T60] ? snapshot_read.cold (user.c:?) [ 44.010776][ T60] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 44.010778][ T60] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 44.010779][ T60] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.010782][ T60] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.010783][ T60] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.010785][ T60] ? netdev_notice (net/core/dev.c:13194) [ 44.010787][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010789][ T60] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 44.010792][ T60] ? 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) [ 44.010795][ T60] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.010799][ T60] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.010801][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010803][ T60] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.010805][ T60] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.010808][ T60] ? 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) [ 44.010810][ T60] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.010813][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.010814][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010816][ T60] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.010817][ T60] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.010819][ T60] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.010821][ T60] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.010828][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.010830][ T60] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 44.010833][ T60] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.010836][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010837][ T60] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.010839][ T60] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.010841][ T60] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.010843][ T60] process_one_work (kernel/workqueue.c:3387) [ 44.010846][ T60] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.010847][ T60] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.010850][ T60] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.010852][ T60] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.010854][ T60] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.010856][ T60] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.010858][ T60] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.010860][ T60] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.010861][ T60] kthread (kernel/kthread.c:436) [ 44.010863][ T60] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.010864][ T60] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.010866][ T60] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.010868][ T60] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.010870][ T60] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.010872][ T60] ? 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 fpu__clear_user_states:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print