====================================== | [ 29.679245][ T739] softirqs last disabled at (7634916): 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)) | [ 29.679248][ T739] Preemption disabled at: | [ 29.679248][ T739] 0x0 | [ 29.679258][ T739] Tainted: [W]=WARN [ 29.679259][ T739] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.679261][ T739] Call Trace: [ 29.679263][ T739] [ 29.679264][ T739] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 29.679271][ T739] __might_resched.cold (kernel/sched/core.c:9234) [ 29.679275][ T739] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 29.679279][ 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) [ 29.679284][ 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)) [ 29.679286][ T739] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.679293][ 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) [ 29.679296][ T739] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 29.679299][ T739] put_chars (drivers/char/virtio_console.c:1176) [ 29.679301][ T739] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 29.679303][ T739] ? __send_to_port (drivers/char/virtio_console.c:654) [ 29.679306][ T739] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 29.679310][ T739] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 29.679312][ T739] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 29.679316][ T739] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 29.679319][ T739] ? mark_usage (kernel/locking/lockdep.c:4690) [ 29.679321][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.679323][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.679326][ T739] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 29.679328][ T739] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 29.679331][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.679334][ T739] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.679338][ T739] console_emit_next_record (kernel/printk/printk.c:3183) [ 29.679341][ T739] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 29.679343][ 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)) [ 29.679346][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.679349][ T739] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 29.679352][ T739] console_flush_one_record (kernel/printk/printk.c:3268) [ 29.679356][ T739] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 29.679358][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.679363][ T739] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 29.679366][ T739] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 29.679367][ T739] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 29.679370][ T739] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 29.679373][ T739] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 29.679375][ T739] ? vprintk_emit (kernel/printk/printk.c:2478) [ 29.679378][ T739] vprintk_emit (kernel/printk/printk.c:2479) [ 29.679382][ T739] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 29.679385][ T739] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 29.679388][ T739] _printk (kernel/printk/printk.c:2504) [ 29.679392][ T739] ? snapshot_read.cold (user.c:?) [ 29.679394][ 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) [ 29.679397][ T739] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 29.679401][ 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) [ 29.679403][ T739] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 29.679407][ T739] ? exit_notify (kernel/exit.c:780) [ 29.679419][ T739] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 29.679420][ T739] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 29.679423][ T739] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 29.679427][ T739] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 29.679429][ T739] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 29.679432][ T739] RIP: 0033:0x7f446f302c49 [ 29.679434][ T739] Code: Unable to access opcode bytes at 0x7f446f302c1f. Code starting with the faulting instruction =========================================== [ 29.679435][ T739] RSP: 002b:00007f446eac1e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 29.679438][ T739] RAX: ffffffffffffffda RBX: 00007f446eac26c0 RCX: 00007f446f302c49 [ 29.679439][ T739] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 29.679440][ T739] RBP: 00007f446eac1f70 R08: 0000000000000001 R09: 00007f446eac26c0 [ 29.679441][ T739] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f446e2c2000 [ 29.679442][ T739] R13: 00007fff46b966c0 R14: 0000000000000002 R15: 00007fff46b967c7 | [ 31.420524][ T833] | [ 31.420525][ T833] | [ 31.420525][ T833] stack backtrace: | [ 31.420531][ T833] Tainted: [W]=WARN [ 31.420532][ T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.420533][ T833] Call Trace: [ 31.420535][ T833] [ 31.420536][ T833] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.420539][ T833] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 31.420542][ T833] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 31.420544][ T833] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 31.420547][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.420550][ T833] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 31.420553][ T833] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 31.420554][ T833] check_prev_add (kernel/locking/lockdep.c:3185) [ 31.420556][ T833] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 31.420558][ T833] __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420560][ T833] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 31.420562][ T833] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.420564][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420566][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.420568][ T833] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.420569][ T833] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 31.420571][ T833] console_emit_next_record (kernel/printk/printk.c:3177) [ 31.420573][ T833] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.420575][ T833] ? 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)) [ 31.420576][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420578][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.420580][ T833] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.420582][ T833] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.420584][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420586][ T833] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.420588][ T833] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.420589][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420591][ T833] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.420593][ T833] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.420594][ T833] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.420596][ T833] vprintk_emit (kernel/printk/printk.c:2479) [ 31.420598][ T833] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.420600][ T833] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 31.420604][ T833] _printk (kernel/printk/printk.c:2504) [ 31.420605][ T833] ? snapshot_read.cold (user.c:?) [ 31.420607][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.420609][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.420610][ T833] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.420611][ T833] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.420613][ T833] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.420614][ T833] ? netdev_notice (net/core/dev.c:13194) [ 31.420616][ T833] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.420617][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.420619][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420621][ T833] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 31.420624][ T833] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 31.420626][ T833] ? 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 [ 31.420629][ T833] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 31.420631][ T833] ? 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) [ 31.420633][ T833] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 31.420637][ T833] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 31.420639][ T833] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 31.420642][ T833] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 31.420645][ T833] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.420646][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.420648][ T833] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 31.420654][ T833] ? 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 [ 31.420656][ T833] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 31.420659][ T833] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 31.420662][ T833] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 31.420664][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.420666][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420668][ T833] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.420671][ T833] ? write_profile (profile.c:?) [ 31.420673][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.420676][ T833] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 31.420678][ T833] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 31.420680][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.420682][ T833] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 31.420684][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.420686][ T833] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 31.420688][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420691][ T833] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 31.420693][ T833] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.420695][ T833] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 31.420697][ T833] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.420699][ T833] ? 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)) [ 31.420701][ T833] ? 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)) [ 31.420703][ T833] genl_rcv (net/netlink/genetlink.c:1218) [ 31.420705][ T833] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.420707][ T833] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.420709][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420711][ T833] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.420713][ T833] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.420715][ T833] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.420719][ T833] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.420720][ T833] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.420722][ T833] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.420724][ T833] ? move_addr_to_kernel (net/socket.c:258) [ 31.420726][ T833] ___sys_sendmsg (net/socket.c:2767) [ 31.420728][ T833] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.420730][ T833] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 31.420734][ T833] __sys_sendmsg (net/socket.c:2799) [ 31.420736][ T833] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.420739][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420741][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420743][ T833] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.420744][ T833] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.420746][ T833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.420747][ T833] RIP: 0033:0x7f96791a354e [ 31.420750][ T833] 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 [ 31.420752][ T833] RSP: 002b:00007ffdb1eb55c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.420755][ T833] RAX: ffffffffffffffda RBX: 00000000370b1130 RCX: 00007f96791a354e [ 31.420756][ T833] RDX: 0000000000000000 RSI: 00007ffdb1eb5660 RDI: 0000000000000005 [ 31.420757][ T833] RBP: 00007ffdb1eb55d0 R08: 0000000000000000 R09: 0000000000000000 [ 31.420758][ T833] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000370b1200 [ 31.420759][ T833] R13: 00007ffdb1eb5660 R14: 00000000370b2260 R15: 000000000040bda8 | [ 31.420777][ T833] softirqs last disabled at (35836): ovpn_peer_del (./include/linux/spinlock.h:353 drivers/net/ovpn/peer.c:1214) ovpn | [ 31.420779][ T833] Preemption disabled at: | [ 31.420780][ T833] 0x0 | [ 31.420784][ T833] Tainted: [W]=WARN [ 31.420785][ T833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.420785][ T833] Call Trace: [ 31.420786][ T833] [ 31.420786][ T833] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.420788][ T833] __might_resched.cold (kernel/sched/core.c:9234) [ 31.420791][ T833] ? check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 31.420793][ T833] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.420796][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420798][ T833] __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)) [ 31.420799][ T833] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.420801][ T833] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.420803][ T833] ? 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) [ 31.420804][ T833] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.420806][ T833] put_chars (drivers/char/virtio_console.c:1176) [ 31.420808][ T833] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.420809][ T833] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 31.420811][ T833] ? validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 31.420813][ T833] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.420815][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420819][ T833] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.420821][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420822][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.420824][ T833] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.420826][ T833] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.420828][ T833] ? 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)) [ 31.420830][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420832][ T833] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.420833][ T833] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.420836][ T833] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.420838][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420840][ T833] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.420842][ T833] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.420843][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420845][ T833] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.420847][ T833] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.420848][ T833] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.420850][ T833] vprintk_emit (kernel/printk/printk.c:2479) [ 31.420852][ T833] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.420854][ T833] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 31.420856][ T833] _printk (kernel/printk/printk.c:2504) [ 31.420858][ T833] ? snapshot_read.cold (user.c:?) [ 31.420859][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.420861][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.420862][ T833] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 31.420863][ T833] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 31.420865][ T833] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 31.420866][ T833] ? netdev_notice (net/core/dev.c:13194) [ 31.420867][ T833] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 31.420869][ T833] ? mark_usage (kernel/locking/lockdep.c:4690) [ 31.420870][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420873][ T833] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 31.420875][ T833] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 31.420878][ T833] ? 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 [ 31.420881][ T833] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 31.420883][ T833] ? 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) [ 31.420885][ T833] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 31.420888][ T833] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 31.420890][ T833] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 31.420894][ T833] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 31.420896][ T833] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 31.420897][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.420899][ T833] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 31.420903][ T833] ? 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 [ 31.420905][ T833] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 31.420908][ T833] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 31.420910][ T833] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 31.420912][ T833] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 31.420914][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420916][ T833] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 31.420918][ T833] ? write_profile (profile.c:?) [ 31.420919][ T833] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 31.420921][ T833] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 31.420923][ T833] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 31.420925][ T833] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 31.420926][ T833] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 31.420929][ T833] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 31.420931][ T833] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 31.420933][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420935][ T833] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 31.420937][ T833] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 31.420939][ T833] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 31.420941][ T833] ? netlink_ack (./include/linux/skbuff.h:2718) [ 31.420944][ T833] ? 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)) [ 31.420946][ T833] ? 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)) [ 31.420948][ T833] genl_rcv (net/netlink/genetlink.c:1218) [ 31.420949][ T833] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 31.420952][ T833] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 31.420953][ T833] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 31.420955][ T833] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 31.420957][ T833] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 31.420959][ T833] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 31.420961][ T833] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 31.420963][ T833] ? copy_msghdr_from_user (net/socket.c:2650) [ 31.420965][ T833] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 31.420966][ T833] ? move_addr_to_kernel (net/socket.c:258) [ 31.420969][ T833] ___sys_sendmsg (net/socket.c:2767) [ 31.420971][ T833] ? copy_msghdr_from_user (net/socket.c:2619) [ 31.420972][ T833] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 31.420977][ T833] __sys_sendmsg (net/socket.c:2799) [ 31.420979][ T833] ? __sys_sendmsg_sock (net/socket.c:2780) [ 31.420981][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420983][ T833] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.420985][ T833] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.420987][ T833] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.420988][ T833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.420989][ T833] RIP: 0033:0x7f96791a354e [ 31.420991][ T833] 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 [ 31.420992][ T833] RSP: 002b:00007ffdb1eb55c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 31.420993][ T833] RAX: ffffffffffffffda RBX: 00000000370b1130 RCX: 00007f96791a354e [ 31.420994][ T833] RDX: 0000000000000000 RSI: 00007ffdb1eb5660 RDI: 0000000000000005 [ 31.420994][ T833] RBP: 00007ffdb1eb55d0 R08: 0000000000000000 R09: 0000000000000000 [ 31.420995][ T833] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000370b1200 [ 31.420996][ T833] R13: 00007ffdb1eb5660 R14: 00000000370b2260 R15: 000000000040bda8 | [ 34.118116][ T885] softirqs last disabled at (0): 0x0 | [ 34.118118][ T885] Preemption disabled at: | [ 34.118119][ T885] 0x0 | [ 34.118127][ T885] Tainted: [W]=WARN [ 34.118128][ T885] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.118129][ T885] Call Trace: [ 34.118131][ T885] [ 34.118132][ T885] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.118137][ T885] __might_resched.cold (kernel/sched/core.c:9234) [ 34.118141][ T885] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.118145][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118149][ T885] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 34.118153][ T885] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.118155][ T885] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.118160][ T885] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 34.118161][ T885] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.118163][ T885] put_chars (drivers/char/virtio_console.c:1176) [ 34.118166][ T885] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.118167][ T885] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 34.118171][ T885] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.118174][ T885] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.118176][ T885] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.118178][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118179][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.118182][ T885] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.118184][ T885] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.118186][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118188][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118189][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118191][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.118193][ T885] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 34.118194][ T885] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.118196][ T885] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.118199][ T885] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.118201][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.118202][ T885] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.118204][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118206][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.118207][ T885] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.118209][ T885] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 34.118211][ T885] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.118212][ T885] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.118214][ T885] vprintk_emit (kernel/printk/printk.c:2479) [ 34.118217][ T885] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.118218][ T885] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 34.118221][ T885] ? __kernel_text_address (kernel/extable.c:79) [ 34.118222][ T885] ? write_profile (profile.c:?) [ 34.118224][ T885] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.118227][ T885] _printk (kernel/printk/printk.c:2504) [ 34.118230][ T885] ? snapshot_read.cold (user.c:?) [ 34.118232][ T885] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 34.118235][ T885] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 34.118236][ T885] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 34.118238][ T885] ? netdev_notice (net/core/dev.c:13194) [ 34.118239][ T885] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 34.118245][ T885] ? __module_address (kernel/module/main.c:3915) [ 34.118248][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.118249][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118251][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.118253][ T885] ? 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 [ 34.118256][ T885] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 34.118260][ T885] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 34.118262][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.118264][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118265][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.118267][ T885] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 34.118270][ T885] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 34.118272][ T885] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 34.118275][ T885] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 34.118278][ T885] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 34.118281][ T885] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 34.118283][ T885] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.118286][ T885] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.118288][ T885] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 34.118293][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.118295][ T885] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 34.118298][ T885] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 34.118302][ T885] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 34.118304][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118307][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118309][ T885] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 34.118312][ T885] ? write_profile (profile.c:?) [ 34.118313][ T885] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 34.118315][ T885] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 34.118317][ T885] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 34.118319][ T885] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 34.118321][ T885] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 34.118323][ T885] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 34.118326][ T885] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 34.118327][ T885] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 34.118330][ T885] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 34.118332][ T885] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 34.118334][ T885] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 34.118336][ T885] ? netlink_ack (./include/linux/skbuff.h:2718) [ 34.118339][ T885] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.118340][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118342][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.118344][ T885] genl_rcv (net/netlink/genetlink.c:1218) [ 34.118345][ T885] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 34.118348][ T885] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 34.118349][ T885] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 34.118351][ T885] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 34.118352][ T885] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 34.118355][ T885] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 34.118357][ T885] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 34.118359][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118361][ T885] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 34.118363][ T885] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 34.118366][ T885] ? copy_msghdr_from_user (net/socket.c:2650) [ 34.118368][ T885] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 34.118369][ T885] ? move_addr_to_kernel (net/socket.c:258) [ 34.118372][ T885] ___sys_sendmsg (net/socket.c:2767) [ 34.118374][ T885] ? copy_msghdr_from_user (net/socket.c:2619) [ 34.118376][ T885] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 34.118380][ T885] __sys_sendmsg (net/socket.c:2799) [ 34.118383][ T885] ? __sys_sendmsg_sock (net/socket.c:2780) [ 34.118385][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118387][ T885] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.118389][ T885] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.118392][ T885] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.118394][ T885] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.118396][ T885] RIP: 0033:0x7f998493454e [ 34.118397][ T885] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 34.118399][ T885] RSP: 002b:00007ffe773b0340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.118403][ T885] RAX: ffffffffffffffda RBX: 00000000322ca130 RCX: 00007f998493454e [ 34.118404][ T885] RDX: 0000000000000000 RSI: 00007ffe773b03e0 RDI: 0000000000000005 [ 34.118405][ T885] RBP: 00007ffe773b0350 R08: 0000000000000000 R09: 0000000000000000 [ 34.118405][ T885] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000322ca200 [ 34.118406][ T885] R13: 00007ffe773b03e0 R14: 00000000322cb260 R15: 000000000040bda8 | [ 39.852893][ T53] softirqs last disabled at (38199): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 39.852895][ T53] Preemption disabled at: | [ 39.852895][ T53] 0x0 | [ 39.852906][ T53] Tainted: [W]=WARN [ 39.852907][ T53] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.852909][ T53] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 39.852919][ T53] Call Trace: [ 39.852921][ T53] [ 39.852923][ T53] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.852928][ T53] __might_resched.cold (kernel/sched/core.c:9234) [ 39.852932][ T53] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.852935][ T53] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 39.852937][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.852941][ T53] __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)) [ 39.852944][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.852947][ T53] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.852950][ T53] ? 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) [ 39.852952][ T53] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.852954][ T53] put_chars (drivers/char/virtio_console.c:1176) [ 39.852955][ T53] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 39.852957][ T53] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.852959][ T53] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 39.852961][ T53] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.852965][ T53] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.852966][ T53] ? 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) [ 39.852968][ T53] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 39.852970][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.852971][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.852973][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.852975][ T53] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.852978][ T53] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.852980][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.852982][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.852984][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.852985][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.852987][ T53] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.852989][ T53] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.852991][ T53] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.852993][ T53] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.852995][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.852997][ T53] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.852998][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853000][ T53] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.853001][ T53] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.853003][ T53] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 39.853005][ T53] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.853007][ T53] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.853009][ T53] vprintk_emit (kernel/printk/printk.c:2479) [ 39.853011][ T53] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.853013][ T53] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 39.853016][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853018][ T53] _printk (kernel/printk/printk.c:2504) [ 39.853021][ T53] ? snapshot_read.cold (user.c:?) [ 39.853023][ T53] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 39.853025][ T53] ? __mod_zone_page_state (mm/vmstat.c:371) [ 39.853028][ T53] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 39.853030][ T53] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 39.853032][ T53] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.853033][ T53] ? netdev_notice (net/core/dev.c:13194) [ 39.853035][ T53] ? free_pcppages_bulk (./include/trace/events/kmem.h:246 (discriminator 22) mm/page_alloc.c:1516 (discriminator 22)) [ 39.853037][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853039][ T53] ? 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) [ 39.853042][ T53] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 39.853046][ T53] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 39.853048][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.853050][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.853052][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853054][ T53] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 39.853057][ T53] ? 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) [ 39.853059][ T53] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 39.853062][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.853063][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853065][ T53] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.853066][ T53] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.853068][ T53] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 39.853071][ T53] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 39.853073][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.853075][ T53] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 39.853079][ T53] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 39.853081][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853083][ T53] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.853084][ T53] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.853086][ T53] process_one_work (kernel/workqueue.c:3387) [ 39.853090][ T53] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.853092][ T53] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 39.853094][ T53] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.853096][ T53] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.853099][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.853100][ T53] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.853103][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.853104][ T53] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.853106][ T53] kthread (kernel/kthread.c:436) [ 39.853108][ T53] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.853109][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.853111][ T53] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.853113][ T53] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.853114][ T53] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.853117][ T53] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.853118][ T53] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.972911][ T10] softirqs last disabled at (24621): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 44.972914][ T10] Preemption disabled at: | [ 44.972915][ T10] 0x0 | [ 44.972924][ T10] Tainted: [W]=WARN [ 44.972925][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.972927][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.972935][ T10] Call Trace: [ 44.972937][ T10] [ 44.972938][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.972944][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 44.972948][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.972952][ T10] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 44.972954][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.972958][ T10] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 44.972962][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.972964][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.972968][ T10] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 44.972970][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.972972][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 44.972974][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.972975][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.972977][ T10] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 44.972980][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.972984][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.972985][ T10] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 44.972987][ T10] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 44.972989][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.972990][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.972992][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.972995][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.972997][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.972999][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973001][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973002][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973004][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.973006][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.973008][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.973010][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.973012][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.973014][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.973016][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.973017][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973019][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.973020][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.973022][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 44.973024][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.973026][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.973027][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 44.973030][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.973032][ T10] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 44.973033][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973035][ T10] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 44.973037][ T10] _printk (kernel/printk/printk.c:2504) [ 44.973040][ T10] ? snapshot_read.cold (user.c:?) [ 44.973042][ T10] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 44.973044][ T10] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 44.973046][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.973048][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.973050][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.973052][ T10] ? netdev_notice (net/core/dev.c:13194) [ 44.973053][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973056][ T10] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 44.973059][ T10] ? kthread (kernel/kthread.c:436) [ 44.973061][ T10] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 44.973064][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.973068][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.973070][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973072][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.973074][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.973077][ T10] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 44.973079][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.973082][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.973083][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973085][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.973086][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.973088][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.973090][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.973093][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.973095][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 44.973098][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.973100][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973102][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.973104][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.973106][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 44.973107][ T10] process_one_work (kernel/workqueue.c:3387) [ 44.973110][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.973112][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 44.973114][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.973116][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.973118][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.973120][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.973121][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.973123][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.973125][ T10] kthread (kernel/kthread.c:436) [ 44.973126][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.973127][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.973129][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.973132][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.973134][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.973136][ T10] ? 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