====================================== | [ 15.133390][ T301] softirqs last disabled at (43683): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.133392][ T301] Preemption disabled at: | [ 15.133392][ T301] 0x0 | [ 15.133406][ T301] Tainted: [W]=WARN [ 15.133407][ T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.133409][ T301] Call Trace: [ 15.133411][ T301] [ 15.133412][ T301] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.133418][ T301] __might_resched.cold (kernel/sched/core.c:9234) [ 15.133423][ T301] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.133427][ T301] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.133432][ T301] __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)) [ 15.133434][ T301] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.133440][ T301] ? 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) [ 15.133443][ T301] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.133446][ T301] put_chars (drivers/char/virtio_console.c:1176) [ 15.133449][ T301] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.133450][ T301] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.133455][ T301] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.133460][ T301] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.133466][ T301] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.133469][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.133471][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.133475][ T301] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.133479][ T301] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.133480][ T301] ? 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)) [ 15.133483][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.133486][ T301] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.133489][ T301] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.133493][ T301] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.133495][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.133500][ T301] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.133503][ T301] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.133504][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.133507][ T301] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.133510][ T301] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.133512][ T301] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.133515][ T301] vprintk_emit (kernel/printk/printk.c:2479) [ 15.133518][ T301] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.133522][ T301] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.133525][ T301] _printk (kernel/printk/printk.c:2504) [ 15.133529][ T301] ? snapshot_read.cold (user.c:?) [ 15.133531][ T301] ? 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) [ 15.133534][ T301] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.133537][ T301] ? 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) [ 15.133540][ T301] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.133544][ T301] ? exit_notify (kernel/exit.c:780) [ 15.133545][ T301] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.133548][ T301] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.133551][ T301] do_group_exit (kernel/exit.c:1151) [ 15.133554][ T301] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.133556][ T301] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.133559][ T301] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.133562][ T301] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.133565][ T301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.133567][ T301] RIP: 0033:0x7f2a052951b8 [ 15.133570][ T301] Code: Unable to access opcode bytes at 0x7f2a0529518e. Code starting with the faulting instruction =========================================== [ 15.133571][ T301] RSP: 002b:00007ffd6d998248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.133573][ T301] RAX: ffffffffffffffda RBX: 00007f2a053c5f88 RCX: 00007f2a052951b8 [ 15.133575][ T301] RDX: 00007f2a04fdffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.133576][ T301] RBP: 00007ffd6d9982a0 R08: 0000000000000000 R09: 0000000000000000 [ 15.133576][ T301] R10: 00007ffd6d998060 R11: 0000000000000246 R12: 0000000000000001 [ 15.133577][ T301] R13: 0000000000000000 R14: 00007f2a053c4680 R15: 00007f2a053c5fa0 | [ 22.947654][ C1] | [ 22.947654][ C1] | [ 22.947654][ C1] stack backtrace: | [ 22.947660][ C1] Tainted: [W]=WARN [ 22.947661][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.947662][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 22.947665][ C1] Call Trace: [ 22.947667][ C1] [ 22.947668][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.947672][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 22.947674][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 22.947676][ C1] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 22.947678][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 22.947680][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 22.947682][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 22.947684][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947685][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 22.947687][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947690][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.947692][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 22.947694][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 22.947695][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 22.947697][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.947699][ C1] ? 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)) [ 22.947701][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947703][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.947704][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.947707][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.947708][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.947710][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.947712][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.947714][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947715][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.947717][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.947719][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.947721][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 22.947723][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.947725][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.947727][ C1] _printk (kernel/printk/printk.c:2504) [ 22.947728][ C1] ? snapshot_read.cold (user.c:?) [ 22.947730][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 22.947733][ C1] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 22.947736][ C1] ? idr_get_free (??:?) [ 22.947738][ C1] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 22.947741][ C1] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 22.947744][ C1] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 22.947747][ C1] ? __copy_skb_header (net/core/skbuff.c:1564) [ 22.947750][ C1] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 22.947752][ C1] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 22.947754][ C1] __strp_recv (net/strparser/strparser.c:309) [ 22.947757][ C1] ? dequeue_hierarchy (kernel/sched/fair.c:4538 kernel/sched/fair.c:6450 kernel/sched/fair.c:8082) [ 22.947760][ C1] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 22.947761][ C1] ? strp_process (net/strparser/strparser.c:335) [ 22.947763][ C1] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 22.947765][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.947767][ C1] strp_read_sock (net/strparser/strparser.c:372) [ 22.947769][ C1] ? strp_stop (net/strparser/strparser.c:527) [ 22.947771][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947773][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.947774][ C1] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 22.947776][ C1] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 22.947779][ C1] tcp_data_queue (net/ipv4/tcp_input.c:5694) [ 22.947782][ C1] ? tcp_data_ready (./include/net/tcp.h:308 (discriminator 3)) [ 22.947783][ C1] ? tcp_send_dupack (net/ipv4/tcp_input.c:5022) [ 22.947785][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 22.947787][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.947788][ C1] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 22.947791][ C1] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 22.947794][ C1] tcp_rcv_established (net/ipv4/tcp_input.c:6689) [ 22.947796][ C1] ? down_read_nested (kernel/locking/rwsem.c:1291 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 22.947798][ C1] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 22.947799][ C1] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 22.947801][ C1] ? 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) [ 22.947803][ C1] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 22.947805][ C1] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 22.947808][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.947809][ C1] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 22.947812][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947813][ C1] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 22.947815][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 22.947817][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 22.947819][ C1] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 22.947820][ C1] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 22.947822][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 22.947824][ C1] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 22.947826][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 22.947828][ C1] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 22.947829][ C1] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 22.947831][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.947833][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.947834][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.947835][ C1] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 22.947838][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 22.947840][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947841][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 22.947843][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 22.947845][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947847][ C1] process_backlog (net/core/dev.c:6728) [ 22.947850][ C1] __napi_poll (net/core/dev.c:7787) [ 22.947852][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 22.947854][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.947856][ C1] ? __napi_poll (./include/net/gro.h:507) [ 22.947859][ C1] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 22.947861][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.947863][ C1] handle_softirqs (kernel/softirq.c:645) [ 22.947865][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 22.947866][ C1] ? 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) [ 22.947868][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947869][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 22.947871][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 22.947876][ C1] [ 22.947877][ C1] [ 22.947877][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 22.947879][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 22.947881][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.947882][ C1] ? do_ipv6_getsockopt (./include/linux/lockdep.h:249 ./include/net/sock.h:1706 net/ipv6/ipv6_sockglue.c:1236) [ 22.947884][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 22.947886][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.947888][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.947889][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.947891][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.947892][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.947893][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.947895][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.947896][ C1] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 22.947899][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 22.947901][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 22.947902][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.947904][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.947906][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 22.947908][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 22.947910][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 22.947911][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 22.947913][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947914][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.947916][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.947917][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.947919][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 22.947921][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 22.947923][ C1] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 22.947924][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.947926][ C1] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 22.947928][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947929][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 22.947931][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.947933][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.947934][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.947936][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 22.947938][ C1] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 22.947939][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947941][ C1] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 22.947943][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.947944][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.947946][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.947948][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 22.947950][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 22.947952][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947953][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947955][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.947956][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.947958][ C1] process_one_work (kernel/workqueue.c:3387) [ 22.947961][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 22.947963][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.947966][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 22.947968][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 22.947970][ C1] kthread (kernel/kthread.c:436) [ 22.947972][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.947974][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.947976][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.947977][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 22.947979][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.947982][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.947983][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 22.948001][ C1] softirqs last disabled at (16645): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 22.948002][ C1] Preemption disabled at: | [ 22.948003][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 22.948008][ C1] Tainted: [W]=WARN [ 22.948008][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.948009][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 22.948011][ C1] Call Trace: [ 22.948011][ C1] [ 22.948012][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.948014][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 22.948016][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 22.948018][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.948021][ C1] ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424) [ 22.948022][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948024][ C1] __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)) [ 22.948026][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.948027][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.948029][ C1] ? 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) [ 22.948031][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.948033][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 22.948035][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.948037][ C1] ? mark_lock (kernel/locking/lockdep.c:4769) [ 22.948039][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.948041][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.948043][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948044][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.948046][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.948048][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.948050][ C1] ? 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)) [ 22.948052][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948053][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.948055][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.948057][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.948059][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.948061][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.948063][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.948065][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948066][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 22.948068][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.948070][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.948071][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 22.948074][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.948075][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.948077][ C1] _printk (kernel/printk/printk.c:2504) [ 22.948079][ C1] ? snapshot_read.cold (user.c:?) [ 22.948080][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 22.948082][ C1] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 22.948085][ C1] ? idr_get_free (??:?) [ 22.948087][ C1] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 22.948090][ C1] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 22.948092][ C1] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 22.948095][ C1] ? __copy_skb_header (net/core/skbuff.c:1564) [ 22.948096][ C1] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 22.948099][ C1] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 22.948101][ C1] __strp_recv (net/strparser/strparser.c:309) [ 22.948103][ C1] ? dequeue_hierarchy (kernel/sched/fair.c:4538 kernel/sched/fair.c:6450 kernel/sched/fair.c:8082) [ 22.948105][ C1] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 22.948107][ C1] ? strp_process (net/strparser/strparser.c:335) [ 22.948109][ C1] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 22.948110][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.948112][ C1] strp_read_sock (net/strparser/strparser.c:372) [ 22.948114][ C1] ? strp_stop (net/strparser/strparser.c:527) [ 22.948116][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948118][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.948120][ C1] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 22.948122][ C1] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 22.948124][ C1] tcp_data_queue (net/ipv4/tcp_input.c:5694) [ 22.948127][ C1] ? tcp_data_ready (./include/net/tcp.h:308 (discriminator 3)) [ 22.948128][ C1] ? tcp_send_dupack (net/ipv4/tcp_input.c:5022) [ 22.948130][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 22.948132][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.948133][ C1] ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6)) [ 22.948134][ C1] ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1)) [ 22.948136][ C1] tcp_rcv_established (net/ipv4/tcp_input.c:6689) [ 22.948138][ C1] ? down_read_nested (kernel/locking/rwsem.c:1291 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 22.948140][ C1] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 22.948142][ C1] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 22.948143][ C1] ? 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) [ 22.948145][ C1] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 22.948147][ C1] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 22.948150][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.948152][ C1] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 22.948154][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.948155][ C1] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 22.948157][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 22.948159][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 22.948161][ C1] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 22.948162][ C1] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 22.948164][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 22.948166][ C1] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 22.948168][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 22.948170][ C1] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 22.948171][ C1] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 22.948173][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 22.948174][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 22.948176][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.948177][ C1] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 22.948179][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 22.948181][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.948183][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 22.948184][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 22.948186][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948189][ C1] process_backlog (net/core/dev.c:6728) [ 22.948191][ C1] __napi_poll (net/core/dev.c:7787) [ 22.948193][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 22.948196][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.948197][ C1] ? __napi_poll (./include/net/gro.h:507) [ 22.948201][ C1] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 22.948202][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.948204][ C1] handle_softirqs (kernel/softirq.c:645) [ 22.948206][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 22.948207][ C1] ? 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) [ 22.948209][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948211][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 22.948213][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 22.948214][ C1] [ 22.948215][ C1] [ 22.948215][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 22.948217][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 22.948219][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.948220][ C1] ? do_ipv6_getsockopt (./include/linux/lockdep.h:249 ./include/net/sock.h:1706 net/ipv6/ipv6_sockglue.c:1236) [ 22.948222][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 22.948224][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.948225][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.948226][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.948228][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.948230][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 22.948231][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.948232][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.948233][ C1] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 22.948236][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 22.948238][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 22.948239][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.948241][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.948242][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 22.948244][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 22.948246][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 22.948248][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 22.948249][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.948251][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 22.948252][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.948253][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.948255][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 22.948257][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 22.948259][ C1] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 22.948260][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 22.948262][ C1] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 22.948264][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.948266][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 22.948268][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.948269][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.948271][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.948272][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 22.948274][ C1] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 22.948276][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.948277][ C1] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 22.948279][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.948281][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.948282][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 22.948284][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 22.948286][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 22.948288][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948290][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948292][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.948293][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.948295][ C1] process_one_work (kernel/workqueue.c:3387) [ 22.948298][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 22.948299][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 22.948302][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 22.948305][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 22.948307][ C1] kthread (kernel/kthread.c:436) [ 22.948308][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 22.948309][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.948311][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 22.948312][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 22.948314][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 22.948315][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 22.948317][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 31.607749][ T624] softirqs last disabled at (0): 0x0 | [ 31.607751][ T624] Preemption disabled at: | [ 31.607752][ T624] 0x0 | [ 31.607760][ T624] Tainted: [W]=WARN [ 31.607761][ T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 31.607763][ T624] Call Trace: [ 31.607764][ T624] [ 31.607766][ T624] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 31.607771][ T624] __might_resched.cold (kernel/sched/core.c:9234) [ 31.607775][ T624] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 31.607778][ T624] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 31.607781][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.607785][ T624] __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)) [ 31.607788][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.607791][ T624] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.607794][ T624] ? 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) [ 31.607796][ T624] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 31.607798][ T624] put_chars (drivers/char/virtio_console.c:1176) [ 31.607800][ T624] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 31.607801][ T624] ? __send_to_port (drivers/char/virtio_console.c:654) [ 31.607803][ T624] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 31.607806][ T624] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 31.607810][ T624] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 31.607811][ T624] ? 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) [ 31.607813][ T624] ? vsnprintf (lib/vsprintf.c:2900) [ 31.607815][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.607817][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.607819][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.607821][ T624] console_emit_next_record (kernel/printk/printk.c:3183) [ 31.607824][ T624] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 31.607826][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.607827][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.607829][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.607833][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.607834][ T624] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 31.607836][ T624] console_flush_one_record (kernel/printk/printk.c:3268) [ 31.607838][ T624] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 31.607841][ T624] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 31.607843][ T624] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 31.607844][ T624] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 31.607846][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 31.607848][ T624] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 31.607849][ T624] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 31.607851][ T624] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 31.607853][ T624] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 31.607854][ T624] ? vprintk_emit (kernel/printk/printk.c:2478) [ 31.607856][ T624] vprintk_emit (kernel/printk/printk.c:2479) [ 31.607859][ T624] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 31.607861][ T624] _printk (kernel/printk/printk.c:2504) [ 31.607864][ T624] ? snapshot_read.cold (user.c:?) [ 31.607866][ T624] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 31.607868][ T624] ? 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) [ 31.607870][ T624] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 31.607872][ T624] ? 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) [ 31.607874][ T624] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 31.607876][ T624] ? exit_notify (kernel/exit.c:780) [ 31.607879][ T624] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 31.607880][ T624] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 31.607883][ T624] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 31.607885][ T624] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 31.607887][ T624] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 31.607889][ T624] RIP: 0033:0x7f94894ffc49 [ 31.607891][ T624] Code: Unable to access opcode bytes at 0x7f94894ffc1f. Code starting with the faulting instruction =========================================== [ 31.607892][ T624] RSP: 002b:00007f9488cbee60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 31.607896][ T624] RAX: ffffffffffffffda RBX: 00007f9488cbf6c0 RCX: 00007f94894ffc49 [ 31.607897][ T624] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 31.607898][ T624] RBP: 00007f9488cbef70 R08: 0000000000000001 R09: 00007f9488cbf6c0 [ 31.607899][ T624] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f94884bf000 [ 31.607899][ T624] R13: 00007ffc00e1c790 R14: 0000000000000002 R15: 00007ffc00e1c897 | [ 32.840355][ T718] softirqs last disabled at (0): 0x0 | [ 32.840357][ T718] Preemption disabled at: | [ 32.840357][ T718] 0x0 | [ 32.840366][ T718] Tainted: [W]=WARN [ 32.840367][ T718] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.840368][ T718] Call Trace: [ 32.840370][ T718] [ 32.840371][ T718] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.840376][ T718] __might_resched.cold (kernel/sched/core.c:9234) [ 32.840380][ T718] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.840384][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840388][ T718] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.840391][ T718] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.840394][ T718] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.840398][ T718] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.840399][ T718] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.840401][ T718] put_chars (drivers/char/virtio_console.c:1176) [ 32.840403][ T718] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.840405][ T718] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.840408][ T718] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.840412][ T718] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.840413][ T718] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.840415][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840417][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.840419][ T718] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.840421][ T718] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.840423][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840425][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840426][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840428][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.840430][ T718] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.840431][ T718] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.840434][ T718] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.840436][ T718] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.840438][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.840439][ T718] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.840441][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840443][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.840444][ T718] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.840445][ T718] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 32.840447][ T718] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.840449][ T718] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.840451][ T718] vprintk_emit (kernel/printk/printk.c:2479) [ 32.840453][ T718] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.840455][ T718] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.840457][ T718] ? __kernel_text_address (kernel/extable.c:79) [ 32.840459][ T718] ? write_profile (profile.c:?) [ 32.840461][ T718] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.840463][ T718] _printk (kernel/printk/printk.c:2504) [ 32.840466][ T718] ? snapshot_read.cold (user.c:?) [ 32.840468][ T718] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 32.840471][ T718] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 32.840472][ T718] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 32.840474][ T718] ? netdev_notice (net/core/dev.c:13194) [ 32.840475][ T718] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 32.840481][ T718] ? __module_address (kernel/module/main.c:3915) [ 32.840484][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.840485][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840487][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.840489][ T718] ? 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 [ 32.840492][ T718] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 32.840496][ T718] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 32.840499][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.840500][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840502][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.840504][ T718] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 32.840506][ T718] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.840508][ T718] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 32.840511][ T718] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 32.840514][ T718] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 32.840524][ T718] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 32.840526][ T718] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 32.840529][ T718] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.840531][ T718] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 32.840536][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.840538][ T718] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 32.840541][ T718] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 32.840545][ T718] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 32.840547][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840550][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840552][ T718] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.840555][ T718] ? write_profile (profile.c:?) [ 32.840556][ T718] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 32.840558][ T718] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 32.840560][ T718] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 32.840562][ T718] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 32.840564][ T718] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 32.840566][ T718] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 32.840569][ T718] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 32.840570][ T718] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 32.840573][ T718] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 32.840575][ T718] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.840577][ T718] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 32.840579][ T718] ? netlink_ack (./include/linux/skbuff.h:2718) [ 32.840581][ T718] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.840583][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840584][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.840586][ T718] genl_rcv (net/netlink/genetlink.c:1218) [ 32.840588][ T718] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.840590][ T718] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.840592][ T718] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.840593][ T718] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 32.840594][ T718] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 32.840598][ T718] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.840600][ T718] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 32.840602][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840604][ T718] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.840606][ T718] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 32.840609][ T718] ? copy_msghdr_from_user (net/socket.c:2650) [ 32.840611][ T718] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 32.840612][ T718] ? move_addr_to_kernel (net/socket.c:258) [ 32.840615][ T718] ___sys_sendmsg (net/socket.c:2767) [ 32.840617][ T718] ? copy_msghdr_from_user (net/socket.c:2619) [ 32.840618][ T718] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 32.840623][ T718] __sys_sendmsg (net/socket.c:2799) [ 32.840625][ T718] ? __sys_sendmsg_sock (net/socket.c:2780) [ 32.840628][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840630][ T718] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.840632][ T718] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.840634][ T718] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.840636][ T718] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.840638][ T718] RIP: 0033:0x7fe3fbbed54e [ 32.840640][ T718] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 32.840642][ T718] RSP: 002b:00007ffeb2ae3600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.840645][ T718] RAX: ffffffffffffffda RBX: 0000000035f3a130 RCX: 00007fe3fbbed54e [ 32.840647][ T718] RDX: 0000000000000000 RSI: 00007ffeb2ae36a0 RDI: 0000000000000005 [ 32.840648][ T718] RBP: 00007ffeb2ae3610 R08: 0000000000000000 R09: 0000000000000000 [ 32.840649][ T718] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000035f3a200 [ 32.840649][ T718] R13: 00007ffeb2ae36a0 R14: 0000000035f3b260 R15: 000000000040bda8 | [ 35.467331][ T770] softirqs last disabled at (0): 0x0 | [ 35.467333][ T770] Preemption disabled at: | [ 35.467333][ T770] 0x0 | [ 35.467341][ T770] Tainted: [W]=WARN [ 35.467342][ T770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.467344][ T770] Call Trace: [ 35.467345][ T770] [ 35.467347][ T770] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.467352][ T770] __might_resched.cold (kernel/sched/core.c:9234) [ 35.467356][ T770] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.467359][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467363][ T770] __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)) [ 35.467366][ T770] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.467369][ T770] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.467373][ T770] ? 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) [ 35.467375][ T770] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.467377][ T770] put_chars (drivers/char/virtio_console.c:1176) [ 35.467379][ T770] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.467381][ T770] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 35.467384][ T770] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.467387][ T770] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.467389][ T770] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.467390][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467392][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.467394][ T770] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.467397][ T770] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.467399][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467400][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467402][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467403][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.467405][ T770] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.467407][ T770] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.467409][ T770] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.467411][ T770] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.467413][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.467415][ T770] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.467416][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467418][ T770] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.467419][ T770] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.467420][ T770] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 35.467422][ T770] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.467424][ T770] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.467426][ T770] vprintk_emit (kernel/printk/printk.c:2479) [ 35.467428][ T770] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.467430][ T770] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.467432][ T770] ? __kernel_text_address (kernel/extable.c:79) [ 35.467433][ T770] ? write_profile (profile.c:?) [ 35.467436][ T770] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.467438][ T770] _printk (kernel/printk/printk.c:2504) [ 35.467441][ T770] ? snapshot_read.cold (user.c:?) [ 35.467443][ T770] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.467446][ T770] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.467447][ T770] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.467449][ T770] ? netdev_notice (net/core/dev.c:13194) [ 35.467450][ T770] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 35.467456][ T770] ? __module_address (kernel/module/main.c:3915) [ 35.467458][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.467460][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467461][ T770] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.467463][ T770] ? 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 [ 35.467466][ T770] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.467470][ T770] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.467473][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.467474][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467476][ T770] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.467478][ T770] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.467481][ T770] ? 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) [ 35.467483][ T770] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.467486][ T770] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.467489][ T770] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.467492][ T770] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.467494][ T770] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.467497][ T770] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.467499][ T770] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.467504][ T770] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.467506][ T770] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.467509][ T770] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.467513][ T770] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.467515][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467518][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467519][ T770] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.467523][ T770] ? write_profile (profile.c:?) [ 35.467524][ T770] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.467525][ T770] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.467528][ T770] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.467530][ T770] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.467532][ T770] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.467534][ T770] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.467542][ T770] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.467544][ T770] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.467546][ T770] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.467548][ T770] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.467550][ T770] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.467552][ T770] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.467554][ T770] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.467556][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467558][ T770] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.467559][ T770] genl_rcv (net/netlink/genetlink.c:1218) [ 35.467561][ T770] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.467563][ T770] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.467565][ T770] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.467566][ T770] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.467567][ T770] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 35.467571][ T770] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.467573][ T770] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.467575][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467577][ T770] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.467578][ T770] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.467581][ T770] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.467583][ T770] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.467585][ T770] ? move_addr_to_kernel (net/socket.c:258) [ 35.467587][ T770] ___sys_sendmsg (net/socket.c:2767) [ 35.467589][ T770] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.467591][ T770] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.467595][ T770] __sys_sendmsg (net/socket.c:2799) [ 35.467597][ T770] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.467600][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467601][ T770] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.467603][ T770] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.467606][ T770] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.467608][ T770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.467610][ T770] RIP: 0033:0x7fc5ad2a554e [ 35.467612][ T770] 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 [ 35.467614][ T770] RSP: 002b:00007ffefccd0450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.467617][ T770] RAX: ffffffffffffffda RBX: 0000000026e47130 RCX: 00007fc5ad2a554e [ 35.467619][ T770] RDX: 0000000000000000 RSI: 00007ffefccd04f0 RDI: 0000000000000005 [ 35.467619][ T770] RBP: 00007ffefccd0460 R08: 0000000000000000 R09: 0000000000000000 [ 35.467620][ T770] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000026e47200 [ 35.467621][ T770] R13: 00007ffefccd04f0 R14: 0000000026e48260 R15: 000000000040bda8 | [ 40.236943][ T65] softirqs last disabled at (8818): neigh_periodic_work (./include/linux/spinlock.h:353 net/core/neighbour.c:981) | [ 40.236946][ T65] Preemption disabled at: | [ 40.236946][ T65] 0x0 | [ 40.236957][ T65] Tainted: [W]=WARN [ 40.236958][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.236960][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 40.236970][ T65] Call Trace: [ 40.236972][ T65] [ 40.236974][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.236979][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 40.236983][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.236987][ T65] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 40.236989][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.236993][ T65] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 40.236996][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.236999][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.237002][ T65] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 40.237004][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.237006][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 40.237008][ T65] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 40.237009][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.237011][ T65] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 40.237014][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.237018][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.237019][ T65] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.237021][ T65] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 40.237023][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.237024][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237026][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.237028][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.237031][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.237033][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237035][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237037][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237038][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.237040][ T65] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 40.237042][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.237044][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.237046][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.237048][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.237050][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.237051][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237053][ T65] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 40.237054][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 40.237056][ T65] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 40.237058][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.237060][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.237061][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 40.237064][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.237066][ T65] ? queued_spin_lock_slowpath (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1279 ./arch/x86/include/asm/paravirt-spinlock.h:144 kernel/locking/qspinlock.c:163) [ 40.237067][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237069][ T65] _printk (kernel/printk/printk.c:2504) [ 40.237072][ T65] ? snapshot_read.cold (user.c:?) [ 40.237074][ T65] ? __add_to_free_list (mm/page_alloc.c:447 mm/page_alloc.c:801) [ 40.237076][ T65] ? __mod_zone_page_state (mm/vmstat.c:371) [ 40.237078][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 40.237081][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 40.237083][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 40.237084][ T65] ? netdev_notice (net/core/dev.c:13194) [ 40.237086][ T65] ? free_pcppages_bulk (./include/trace/events/kmem.h:246 (discriminator 22) mm/page_alloc.c:1516 (discriminator 22)) [ 40.237088][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237090][ T65] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 40.237092][ T65] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 40.237097][ T65] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 40.237100][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.237101][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.237103][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237105][ T65] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 40.237108][ T65] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 40.237110][ T65] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 40.237113][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.237114][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237116][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.237117][ T65] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 40.237119][ T65] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 40.237122][ T65] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 40.237124][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.237126][ T65] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 40.237130][ T65] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 40.237132][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237134][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.237135][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.237137][ T65] process_one_work (kernel/workqueue.c:3387) [ 40.237142][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 40.237144][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.237146][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 40.237149][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.237150][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 40.237153][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.237154][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 40.237156][ T65] kthread (kernel/kthread.c:436) [ 40.237158][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 40.237159][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.237161][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 40.237164][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 40.237166][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 40.237168][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 40.237170][ T65] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 41.324944][ T65] softirqs last disabled at (8818): neigh_periodic_work (./include/linux/spinlock.h:353 net/core/neighbour.c:981) | [ 41.324946][ T65] Preemption disabled at: | [ 41.324947][ T65] 0x0 | [ 41.324957][ T65] Tainted: [W]=WARN [ 41.324958][ T65] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.324959][ T65] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 41.324968][ T65] Call Trace: [ 41.324970][ T65] [ 41.324972][ T65] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.324977][ T65] __might_resched.cold (kernel/sched/core.c:9234) [ 41.324981][ T65] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.324985][ T65] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 41.324988][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.324992][ T65] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 41.324995][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.324998][ T65] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.325002][ T65] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 41.325003][ T65] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.325005][ T65] put_chars (drivers/char/virtio_console.c:1176) [ 41.325007][ T65] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 41.325009][ T65] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.325010][ T65] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 41.325013][ T65] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.325017][ T65] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.325018][ T65] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 41.325020][ T65] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 41.325022][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.325023][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325025][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.325027][ T65] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.325030][ T65] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.325031][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325033][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325035][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325036][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.325038][ T65] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 41.325040][ T65] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.325042][ T65] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.325044][ T65] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.325046][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.325047][ T65] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.325049][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325051][ T65] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.325052][ T65] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.325053][ T65] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 41.325055][ T65] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.325057][ T65] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.325059][ T65] vprintk_emit (kernel/printk/printk.c:2479) [ 41.325061][ T65] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.325063][ T65] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 41.325065][ T65] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 41.325068][ T65] _printk (kernel/printk/printk.c:2504) [ 41.325071][ T65] ? snapshot_read.cold (user.c:?) [ 41.325073][ T65] ? __unwind_start (arch/x86/kernel/unwind_orc.c:787) [ 41.325074][ T65] ? write_profile (profile.c:?) [ 41.325076][ T65] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.325079][ T65] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.325081][ T65] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.325082][ T65] ? netdev_notice (net/core/dev.c:13194) [ 41.325084][ T65] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 41.325086][ T65] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 41.325087][ T65] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 41.325090][ T65] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 41.325094][ T65] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 41.325097][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.325098][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.325100][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325102][ T65] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 41.325105][ T65] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 41.325107][ T65] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 41.325109][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.325111][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325113][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.325114][ T65] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 41.325115][ T65] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 41.325118][ T65] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 41.325121][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.325123][ T65] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 41.325126][ T65] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 41.325128][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325130][ T65] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.325131][ T65] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.325134][ T65] process_one_work (kernel/workqueue.c:3387) [ 41.325138][ T65] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.325140][ T65] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.325142][ T65] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.325145][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.325146][ T65] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.325148][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.325150][ T65] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.325152][ T65] kthread (kernel/kthread.c:436) [ 41.325154][ T65] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.325155][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.325157][ T65] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.325159][ T65] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.325161][ T65] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.325163][ T65] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.325165][ T65] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.380980][ T10] softirqs last disabled at (35178): neigh_managed_work (./include/linux/spinlock.h:353 net/core/neighbour.c:1664) | [ 46.380984][ T10] Preemption disabled at: | [ 46.380985][ T10] 0x0 | [ 46.380995][ T10] Tainted: [W]=WARN [ 46.380996][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.380998][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 46.381007][ T10] Call Trace: [ 46.381008][ T10] [ 46.381009][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.381015][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 46.381019][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.381022][ T10] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 46.381024][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381028][ 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)) [ 46.381031][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.381034][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.381038][ 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) [ 46.381039][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.381042][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 46.381044][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 46.381045][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.381047][ T10] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 46.381050][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.381054][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.381055][ 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) [ 46.381056][ T10] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 46.381058][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.381060][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381062][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.381064][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.381066][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.381068][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381070][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381072][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381073][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.381075][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 46.381077][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.381079][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.381081][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.381083][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.381085][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.381086][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381088][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 46.381089][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.381091][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 46.381093][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.381094][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.381096][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 46.381098][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.381100][ T10] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 46.381102][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381103][ T10] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 46.381106][ T10] _printk (kernel/printk/printk.c:2504) [ 46.381109][ T10] ? snapshot_read.cold (user.c:?) [ 46.381110][ T10] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 46.381112][ T10] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 46.381114][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 46.381116][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 46.381118][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.381120][ T10] ? netdev_notice (net/core/dev.c:13194) [ 46.381121][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381123][ T10] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 46.381126][ 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) [ 46.381128][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 46.381132][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 46.381134][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381136][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.381138][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 46.381141][ 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) [ 46.381143][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 46.381145][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.381147][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381149][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.381150][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 46.381151][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 46.381154][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 46.381156][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.381159][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 46.381162][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 46.381164][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381166][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.381167][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.381169][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 46.381171][ T10] process_one_work (kernel/workqueue.c:3387) [ 46.381174][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 46.381175][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 46.381177][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.381180][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 46.381182][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.381183][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 46.381186][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.381188][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.381189][ T10] kthread (kernel/kthread.c:436) [ 46.381191][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.381192][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 46.381194][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.381197][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 46.381198][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.381201][ 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 neigh_managed_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable neigh_periodic_work:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars