====================================== | [ 33.082202][ T679] softirqs last disabled at (1943219): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 33.082205][ T679] Preemption disabled at: | [ 33.082206][ T679] 0x0 | [ 33.082223][ T679] Tainted: [W]=WARN [ 33.082224][ T679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.082226][ T679] Call Trace: [ 33.082227][ T679] [ 33.082229][ T679] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.082235][ T679] __might_resched.cold (kernel/sched/core.c:9234) [ 33.082240][ T679] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.082244][ T679] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 33.082249][ T679] __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)) [ 33.082252][ T679] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.082258][ T679] ? 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) [ 33.082261][ T679] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.082264][ T679] put_chars (drivers/char/virtio_console.c:1176) [ 33.082266][ T679] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 33.082269][ T679] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.082272][ T679] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 33.082276][ T679] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.082279][ T679] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 33.082282][ T679] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.082286][ T679] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.082288][ T679] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.082289][ T679] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.082293][ T679] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.082295][ T679] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 33.082299][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.082301][ T679] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.082305][ T679] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.082309][ T679] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.082311][ T679] ? 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)) [ 33.082314][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.082316][ T679] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.082320][ T679] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.082324][ T679] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.082326][ T679] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.082331][ T679] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.082334][ T679] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.082336][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.082339][ T679] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.082342][ T679] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.082344][ T679] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.082347][ T679] vprintk_emit (kernel/printk/printk.c:2479) [ 33.082351][ T679] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.082355][ T679] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.082358][ T679] _printk (kernel/printk/printk.c:2504) [ 33.082362][ T679] ? snapshot_read.cold (user.c:?) [ 33.082365][ T679] ? 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) [ 33.082368][ T679] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.082372][ T679] ? 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) [ 33.082375][ T679] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 33.082379][ T679] ? exit_notify (kernel/exit.c:780) [ 33.082384][ T679] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 33.082386][ T679] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 33.082388][ T679] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.082392][ T679] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.082395][ T679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.082397][ T679] RIP: 0033:0x7f6355eadc49 [ 33.082400][ T679] Code: Unable to access opcode bytes at 0x7f6355eadc1f. Code starting with the faulting instruction =========================================== [ 33.082401][ T679] RSP: 002b:00007f635566ce60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 33.082404][ T679] RAX: ffffffffffffffda RBX: 00007f635566d6c0 RCX: 00007f6355eadc49 [ 33.082405][ T679] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 33.082406][ T679] RBP: 00007f635566cf70 R08: 0000000000000001 R09: 00007f635566d6c0 [ 33.082407][ T679] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f6354e6d000 [ 33.082408][ T679] R13: 00007ffe5f347580 R14: 0000000000000002 R15: 00007ffe5f347687 | [ 35.234805][ T773] softirqs last disabled at (37882): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 35.234809][ T773] Preemption disabled at: | [ 35.234810][ T773] 0x0 | [ 35.234820][ T773] Tainted: [W]=WARN [ 35.234821][ T773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.234823][ T773] Call Trace: [ 35.234824][ T773] [ 35.234826][ T773] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.234832][ T773] __might_resched.cold (kernel/sched/core.c:9234) [ 35.234837][ T773] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.234841][ T773] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 35.234848][ T773] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 35.234852][ T773] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.234860][ T773] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 35.234863][ T773] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.234867][ T773] put_chars (drivers/char/virtio_console.c:1176) [ 35.234870][ T773] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.234872][ T773] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 35.234876][ T773] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 35.234879][ T773] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.234882][ T773] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.234884][ T773] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.234886][ T773] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.234890][ T773] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.234891][ T773] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 35.234896][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.234900][ T773] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.234903][ T773] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.234905][ T773] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 35.234908][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.234912][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.234916][ T773] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.234920][ T773] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.234922][ T773] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.234927][ T773] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.234930][ T773] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.234932][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.234934][ T773] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.234938][ T773] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.234940][ T773] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.234943][ T773] vprintk_emit (kernel/printk/printk.c:2479) [ 35.234946][ T773] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.234948][ T773] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.234952][ T773] ? __kernel_text_address (kernel/extable.c:79) [ 35.234953][ T773] ? write_profile (profile.c:?) [ 35.234955][ T773] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.234961][ T773] _printk (kernel/printk/printk.c:2504) [ 35.234964][ T773] ? snapshot_read.cold (user.c:?) [ 35.234968][ T773] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.234970][ T773] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.234973][ T773] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.234976][ T773] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.234978][ T773] ? netdev_notice (net/core/dev.c:13194) [ 35.234980][ T773] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 35.234982][ T773] ? mark_usage (kernel/locking/lockdep.c:4690) [ 35.234985][ T773] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.234991][ T773] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.234996][ T773] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.235000][ T773] ? ovpn_peer_get_by_id (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/peer.c:680 (discriminator 2)) ovpn [ 35.235005][ T773] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.235008][ T773] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 35.235011][ T773] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.235017][ T773] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.235021][ T773] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.235027][ T773] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.235030][ T773] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 35.235034][ T773] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.235037][ T773] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.235048][ T773] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/ovpn/netlink.c:67 (discriminator 2)) ovpn [ 35.235052][ T773] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.235058][ T773] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.235062][ T773] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.235064][ T773] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 35.235069][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.235072][ T773] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.235076][ T773] ? write_profile (profile.c:?) [ 35.235077][ T773] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.235080][ T773] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.235084][ T773] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.235087][ T773] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 35.235089][ T773] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.235092][ T773] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.235094][ T773] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.235098][ T773] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.235103][ T773] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.235106][ T773] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.235108][ T773] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.235112][ T773] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.235119][ T773] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 35.235121][ T773] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 35.235125][ T773] genl_rcv (net/netlink/genetlink.c:1218) [ 35.235127][ T773] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.235131][ T773] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.235134][ T773] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 35.235138][ T773] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.235142][ T773] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.235146][ T773] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 35.235152][ T773] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.235156][ T773] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.235158][ T773] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.235160][ T773] ? move_addr_to_kernel (net/socket.c:258) [ 35.235170][ T773] ___sys_sendmsg (net/socket.c:2767) [ 35.235173][ T773] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.235175][ T773] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.235190][ T773] __sys_sendmsg (net/socket.c:2799) [ 35.235194][ T773] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.235199][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.235202][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.235205][ T773] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.235208][ T773] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.235211][ T773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.235214][ T773] RIP: 0033:0x7f6bd8eb154e [ 35.235216][ T773] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 35.235218][ T773] RSP: 002b:00007ffdb9ecc1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.235220][ T773] RAX: ffffffffffffffda RBX: 000000002d73e130 RCX: 00007f6bd8eb154e [ 35.235222][ T773] RDX: 0000000000000000 RSI: 00007ffdb9ecc240 RDI: 0000000000000005 [ 35.235223][ T773] RBP: 00007ffdb9ecc1b0 R08: 0000000000000000 R09: 0000000000000000 [ 35.235224][ T773] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002d73e200 [ 35.235224][ T773] R13: 00007ffdb9ecc240 R14: 000000002d73f260 R15: 000000000040bda8 | [ 38.670192][ T825] softirqs last disabled at (30444): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 38.670196][ T825] Preemption disabled at: | [ 38.670197][ T825] 0x0 | [ 38.670208][ T825] Tainted: [W]=WARN [ 38.670209][ T825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.670211][ T825] Call Trace: [ 38.670213][ T825] [ 38.670214][ T825] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.670221][ T825] __might_resched.cold (kernel/sched/core.c:9234) [ 38.670226][ T825] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.670230][ T825] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 38.670236][ T825] __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)) [ 38.670238][ T825] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.670244][ T825] ? 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) [ 38.670252][ T825] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.670256][ T825] put_chars (drivers/char/virtio_console.c:1176) [ 38.670259][ T825] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.670262][ T825] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 38.670267][ T825] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.670269][ T825] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 38.670274][ T825] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.670277][ T825] ? mark_usage (kernel/locking/lockdep.c:4690) [ 38.670279][ T825] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.670280][ T825] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.670285][ T825] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.670286][ T825] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 38.670291][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.670295][ T825] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.670299][ T825] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.670301][ T825] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 38.670305][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.670307][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.670312][ T825] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.670316][ T825] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.670318][ T825] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.670324][ T825] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.670327][ T825] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.670329][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.670331][ T825] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.670335][ T825] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.670337][ T825] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.670341][ T825] vprintk_emit (kernel/printk/printk.c:2479) [ 38.670345][ T825] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.670347][ T825] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 38.670350][ T825] ? __kernel_text_address (kernel/extable.c:79) [ 38.670351][ T825] ? write_profile (profile.c:?) [ 38.670354][ T825] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 38.670359][ T825] _printk (kernel/printk/printk.c:2504) [ 38.670363][ T825] ? snapshot_read.cold (user.c:?) [ 38.670367][ T825] ? mark_usage (kernel/locking/lockdep.c:4690) [ 38.670369][ T825] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.670372][ T825] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.670376][ T825] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.670379][ T825] ? netdev_notice (net/core/dev.c:13194) [ 38.670380][ T825] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 38.670383][ T825] ? mark_usage (kernel/locking/lockdep.c:4690) [ 38.670386][ T825] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.670392][ T825] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.670397][ T825] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.670401][ T825] ? 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 [ 38.670407][ T825] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.670411][ T825] ? 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) [ 38.670414][ T825] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.670421][ T825] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 38.670425][ T825] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 38.670432][ T825] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 38.670435][ T825] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 38.670439][ T825] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 38.670442][ T825] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 38.670453][ T825] ? 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 [ 38.670458][ T825] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 38.670463][ T825] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 38.670467][ T825] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 38.670469][ T825] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 38.670475][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.670478][ T825] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 38.670482][ T825] ? write_profile (profile.c:?) [ 38.670483][ T825] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 38.670487][ T825] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 38.670491][ T825] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 38.670494][ T825] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 38.670495][ T825] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 38.670498][ T825] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 38.670501][ T825] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 38.670504][ T825] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.670510][ T825] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 38.670514][ T825] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 38.670516][ T825] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 38.670520][ T825] ? netlink_ack (./include/linux/skbuff.h:2718) [ 38.670527][ T825] ? 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)) [ 38.670529][ T825] ? 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)) [ 38.670533][ T825] genl_rcv (net/netlink/genetlink.c:1218) [ 38.670536][ T825] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 38.670540][ T825] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 38.670543][ T825] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 38.670547][ T825] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 38.670552][ T825] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 38.670556][ T825] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 38.670562][ T825] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 38.670566][ T825] ? copy_msghdr_from_user (net/socket.c:2650) [ 38.670568][ T825] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 38.670570][ T825] ? move_addr_to_kernel (net/socket.c:258) [ 38.670578][ T825] ___sys_sendmsg (net/socket.c:2767) [ 38.670581][ T825] ? copy_msghdr_from_user (net/socket.c:2619) [ 38.670583][ T825] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 38.670601][ T825] __sys_sendmsg (net/socket.c:2799) [ 38.670606][ T825] ? __sys_sendmsg_sock (net/socket.c:2780) [ 38.670613][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.670616][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.670619][ T825] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 38.670623][ T825] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 38.670626][ T825] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.670628][ T825] RIP: 0033:0x7f2b03b4654e [ 38.670631][ T825] 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 [ 38.670632][ T825] RSP: 002b:00007ffee2d0c270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 38.670635][ T825] RAX: ffffffffffffffda RBX: 000000002d782130 RCX: 00007f2b03b4654e [ 38.670637][ T825] RDX: 0000000000000000 RSI: 00007ffee2d0c310 RDI: 0000000000000005 [ 38.670638][ T825] RBP: 00007ffee2d0c280 R08: 0000000000000000 R09: 0000000000000000 [ 38.670639][ T825] R10: 0000000000000000 R11: 0000000000000202 R12: 000000002d782200 [ 38.670640][ T825] R13: 00007ffee2d0c310 R14: 000000002d783260 R15: 000000000040bda8 | [ 44.105717][ T50] softirqs last disabled at (20398): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 44.105723][ T50] Preemption disabled at: | [ 44.105724][ T50] 0x0 | [ 44.105739][ T50] Tainted: [W]=WARN [ 44.105740][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.105743][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.105750][ T50] Call Trace: [ 44.105752][ T50] [ 44.105756][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.105765][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 44.105771][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.105777][ T50] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 44.105784][ T50] __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)) [ 44.105788][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.105797][ T50] ? 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) [ 44.105801][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.105807][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 44.105812][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.105820][ T50] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 44.105827][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.105831][ T50] ? mark_usage (kernel/locking/lockdep.c:4690) [ 44.105834][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.105837][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.105844][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.105848][ T50] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 44.105853][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.105859][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.105866][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.105872][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.105875][ T50] ? 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)) [ 44.105880][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.105884][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.105891][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.105898][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.105901][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 44.105911][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.105916][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.105918][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.105922][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.105929][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.105932][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.105937][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 44.105943][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.105954][ T50] _printk (kernel/printk/printk.c:2504) [ 44.105959][ T50] ? snapshot_read.cold (user.c:?) [ 44.105967][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.105972][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.105978][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.105982][ T50] ? netdev_notice (net/core/dev.c:13194) [ 44.105984][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 44.105994][ T50] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 44.105998][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 44.106005][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.106014][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.106028][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.106035][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.106040][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.106043][ T50] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 44.106051][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.106059][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.106065][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.106075][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 44.106083][ T50] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.106088][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.106093][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.106097][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.106100][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.106107][ T50] process_one_work (kernel/workqueue.c:3387) [ 44.106119][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.106124][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 44.106139][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.106152][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.106155][ T50] kthread (kernel/kthread.c:436) [ 44.106159][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.106163][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.106173][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.106180][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.106185][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.106190][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.106195][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 45.194312][ T50] softirqs last disabled at (21628): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 45.194316][ T50] Preemption disabled at: | [ 45.194316][ T50] 0x0 | [ 45.194327][ T50] Tainted: [W]=WARN [ 45.194328][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 45.194330][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 45.194335][ T50] Call Trace: [ 45.194336][ T50] [ 45.194340][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 45.194347][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 45.194351][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 45.194356][ T50] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 45.194361][ T50] __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)) [ 45.194363][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.194370][ T50] ? 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) [ 45.194373][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 45.194377][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 45.194379][ T50] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 45.194382][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 45.194385][ T50] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.194389][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.194392][ T50] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 45.194396][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 45.194400][ T50] ? mark_usage (kernel/locking/lockdep.c:4690) [ 45.194402][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.194403][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.194407][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 45.194409][ T50] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 45.194413][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.194415][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.194419][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 45.194424][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 45.194425][ T50] ? 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)) [ 45.194429][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.194431][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.194435][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 45.194439][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 45.194441][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 45.194447][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 45.194450][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 45.194452][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.194454][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 45.194458][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 45.194459][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 45.194463][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 45.194467][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 45.194470][ T50] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 45.194472][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.194475][ T50] _printk (kernel/printk/printk.c:2504) [ 45.194479][ T50] ? snapshot_read.cold (user.c:?) [ 45.194483][ T50] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 45.194485][ T50] ? __mod_zone_page_state (mm/vmstat.c:371) [ 45.194488][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 45.194492][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 45.194495][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 45.194498][ T50] ? netdev_notice (net/core/dev.c:13194) [ 45.194499][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.194504][ T50] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 45.194507][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 45.194511][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 45.194516][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 45.194523][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 45.194528][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 45.194530][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.194533][ T50] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 45.194537][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 45.194542][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 45.194545][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 45.194550][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 45.194555][ T50] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 45.194558][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 45.194561][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.194563][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 45.194565][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 45.194569][ T50] process_one_work (kernel/workqueue.c:3387) [ 45.194576][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 45.194579][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 45.194587][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 45.194594][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 45.194596][ T50] kthread (kernel/kthread.c:436) [ 45.194600][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 45.194603][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.194605][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 45.194610][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 45.194613][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 45.194616][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 45.194619][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 50.314862][ T50] softirqs last disabled at (23584): ovpn_peer_keepalive_work (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1449) ovpn | [ 50.314866][ T50] Preemption disabled at: | [ 50.314867][ T50] 0x0 | [ 50.314879][ T50] Tainted: [W]=WARN [ 50.314880][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.314882][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 50.314887][ T50] Call Trace: [ 50.314888][ T50] [ 50.314891][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 50.314898][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 50.314903][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 50.314907][ T50] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 50.314912][ T50] __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)) [ 50.314915][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.314921][ T50] ? 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) [ 50.314924][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.314928][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 50.314930][ T50] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 50.314932][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 50.314935][ T50] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 50.314940][ T50] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 50.314942][ T50] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 50.314946][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 50.314950][ T50] ? mark_usage (kernel/locking/lockdep.c:4690) [ 50.314952][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.314953][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.314957][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 50.314960][ T50] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 50.314963][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.314965][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.314970][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 50.314974][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 50.314976][ T50] ? 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)) [ 50.314979][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.314981][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.314985][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 50.314990][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 50.314992][ T50] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.314997][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 50.315000][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 50.315002][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.315004][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 50.315008][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 50.315010][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 50.315013][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 50.315018][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 50.315021][ T50] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 50.315025][ T50] _printk (kernel/printk/printk.c:2504) [ 50.315029][ T50] ? snapshot_read.cold (user.c:?) [ 50.315031][ T50] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 50.315034][ T50] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 50.315036][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 50.315040][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 50.315043][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 50.315046][ T50] ? netdev_notice (net/core/dev.c:13194) [ 50.315051][ T50] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 50.315054][ T50] ? kthread (kernel/kthread.c:436) [ 50.315059][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 50.315064][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 50.315068][ T50] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 50.315070][ T50] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 50.315072][ T50] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 50.315078][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 50.315082][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 50.315084][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 50.315087][ T50] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 50.315091][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 50.315095][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 50.315098][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 50.315104][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 50.315108][ T50] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 50.315111][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 50.315114][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.315116][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.315118][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.315122][ T50] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 50.315124][ T50] process_one_work (kernel/workqueue.c:3387) [ 50.315130][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 50.315133][ T50] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 50.315141][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 50.315148][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 50.315151][ T50] kthread (kernel/kthread.c:436) [ 50.315152][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 50.315155][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 50.315158][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 50.315162][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 50.315166][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 50.315172][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print ovpn_peer_keepalive_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print