====================================== | [ 15.917784][ T300] softirqs last disabled at (36847): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.917786][ T300] Preemption disabled at: | [ 15.917787][ T300] 0x0 | [ 15.917797][ T300] Tainted: [W]=WARN [ 15.917798][ T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.917800][ T300] Call Trace: [ 15.917801][ T300] [ 15.917803][ T300] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.917809][ T300] __might_resched.cold (kernel/sched/core.c:9234) [ 15.917814][ T300] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.917818][ T300] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.917823][ T300] __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)) [ 15.917825][ T300] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.917831][ T300] ? 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) [ 15.917834][ T300] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.917837][ T300] put_chars (drivers/char/virtio_console.c:1176) [ 15.917840][ T300] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.917842][ T300] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.917846][ T300] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.917851][ T300] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.917858][ T300] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.917860][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.917862][ T300] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.917866][ T300] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.917870][ T300] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.917872][ T300] ? 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)) [ 15.917875][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.917877][ T300] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.917881][ T300] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.917885][ T300] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.917887][ T300] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.917892][ T300] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.917894][ T300] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.917896][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.917898][ T300] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.917902][ T300] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.917904][ T300] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.917907][ T300] vprintk_emit (kernel/printk/printk.c:2479) [ 15.917911][ T300] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.917914][ T300] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.917917][ T300] _printk (kernel/printk/printk.c:2504) [ 15.917921][ T300] ? snapshot_read.cold (user.c:?) [ 15.917924][ T300] ? 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) [ 15.917926][ T300] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.917930][ T300] ? 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) [ 15.917932][ T300] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.917936][ T300] ? exit_notify (kernel/exit.c:780) [ 15.917937][ T300] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.917940][ T300] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.917944][ T300] do_group_exit (kernel/exit.c:1151) [ 15.917947][ T300] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.917948][ T300] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.917951][ T300] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.917955][ T300] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.917958][ T300] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.917960][ T300] RIP: 0033:0x7fda7ee891b8 [ 15.917962][ T300] Code: Unable to access opcode bytes at 0x7fda7ee8918e. Code starting with the faulting instruction =========================================== [ 15.917963][ T300] RSP: 002b:00007ffd53859698 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.917966][ T300] RAX: ffffffffffffffda RBX: 00007fda7efb9f88 RCX: 00007fda7ee891b8 [ 15.917967][ T300] RDX: 00007fda7ebd3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.917968][ T300] RBP: 00007ffd538596f0 R08: 0000000000000000 R09: 0000000000000000 [ 15.917969][ T300] R10: 00007ffd538594b0 R11: 0000000000000246 R12: 0000000000000001 [ 15.917969][ T300] R13: 0000000000000000 R14: 00007fda7efb8680 R15: 00007fda7efb9fa0 | [ 23.870397][ C3] | [ 23.870398][ C3] | [ 23.870398][ C3] stack backtrace: | [ 23.870406][ C3] Tainted: [W]=WARN [ 23.870407][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.870410][ C3] Workqueue: ipv6_addrconf addrconf_dad_work [ 23.870414][ C3] Call Trace: [ 23.870416][ C3] [ 23.870418][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.870423][ C3] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 23.870427][ C3] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 23.870431][ C3] mark_lock (kernel/locking/lockdep.c:4769) [ 23.870434][ C3] mark_usage (kernel/locking/lockdep.c:4658) [ 23.870437][ C3] __lock_acquire (kernel/locking/lockdep.c:5208) [ 23.870440][ C3] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870442][ C3] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.870445][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870450][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.870453][ C3] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.870456][ C3] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.870458][ C3] console_emit_next_record (kernel/printk/printk.c:3177) [ 23.870461][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.870464][ C3] ? 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)) [ 23.870467][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870469][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.870472][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.870475][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.870478][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.870481][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.870484][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.870487][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870489][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.870492][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.870494][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.870497][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 23.870501][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.870504][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.870507][ C3] _printk (kernel/printk/printk.c:2504) [ 23.870510][ C3] ? snapshot_read.cold (user.c:?) [ 23.870512][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 23.870516][ C3] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 23.870521][ C3] ? idr_get_free (??:?) [ 23.870525][ C3] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 23.870530][ C3] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 23.870535][ C3] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 23.870540][ C3] ? __copy_skb_header (net/core/skbuff.c:1564) [ 23.870544][ C3] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 23.870548][ C3] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 23.870551][ C3] __strp_recv (net/strparser/strparser.c:309) [ 23.870556][ C3] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 23.870558][ C3] ? strp_process (net/strparser/strparser.c:335) [ 23.870561][ C3] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 23.870563][ C3] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 23.870566][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.870569][ C3] strp_read_sock (net/strparser/strparser.c:372) [ 23.870572][ C3] ? strp_stop (net/strparser/strparser.c:527) [ 23.870575][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870578][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.870580][ C3] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 23.870584][ C3] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 23.870588][ C3] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 23.870592][ C3] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 23.870595][ C3] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 23.870598][ C3] ? 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) [ 23.870601][ C3] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 23.870604][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 23.870608][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.870610][ C3] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.870614][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870616][ C3] ? 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)) [ 23.870619][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 23.870622][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.870625][ C3] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 23.870628][ C3] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 23.870630][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 23.870633][ C3] ? 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)) [ 23.870637][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.870639][ C3] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 23.870642][ C3] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 23.870644][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870647][ C3] ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329) [ 23.870651][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.870653][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.870655][ C3] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 23.870659][ C3] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 23.870662][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870664][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.870667][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 23.870669][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870673][ C3] process_backlog (net/core/dev.c:6728) [ 23.870677][ C3] __napi_poll (net/core/dev.c:7787) [ 23.870680][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 23.870684][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.870686][ C3] ? __napi_poll (./include/net/gro.h:507) [ 23.870692][ C3] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 23.870696][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.870699][ C3] handle_softirqs (kernel/softirq.c:645) [ 23.870702][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.870704][ C3] ? 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) [ 23.870706][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870709][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 23.870712][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 23.870714][ C3] [ 23.870715][ C3] [ 23.870716][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 23.870719][ C3] __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)) [ 23.870722][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.870724][ C3] ? do_ipv6_getsockopt (./include/net/net_namespace.h:422 (discriminator 7) ./include/net/sock.h:713 (discriminator 7) net/ipv6/ipv6_sockglue.c:1336 (discriminator 7)) [ 23.870727][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 23.870730][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.870732][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.870735][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.870737][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.870740][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.870742][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.870744][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.870746][ C3] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 23.870751][ C3] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 23.870754][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 23.870756][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.870759][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.870762][ C3] ? 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)) [ 23.870765][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 23.870768][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 23.870771][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 23.870773][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870776][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.870778][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.870781][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.870784][ C3] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 23.870787][ C3] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.870791][ C3] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 23.870793][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.870796][ C3] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 23.870799][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870802][ C3] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 23.870804][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.870807][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.870809][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.870812][ C3] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 23.870814][ C3] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 23.870817][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870820][ C3] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 23.870822][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.870824][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.870827][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.870830][ C3] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 23.870833][ C3] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 23.870836][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870839][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870841][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.870843][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870846][ C3] process_one_work (kernel/workqueue.c:3387) [ 23.870851][ C3] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 23.870853][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.870858][ C3] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 23.870861][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.870864][ C3] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 23.870866][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.870869][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.870871][ C3] kthread (kernel/kthread.c:436) [ 23.870873][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.870876][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.870879][ C3] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.870882][ C3] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 23.870885][ C3] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.870888][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.870891][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.870919][ C3] softirqs last disabled at (14759): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 23.870921][ C3] Preemption disabled at: | [ 23.870922][ C3] __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)) | [ 23.870929][ C3] Tainted: [W]=WARN [ 23.870930][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.870931][ C3] Workqueue: ipv6_addrconf addrconf_dad_work [ 23.870934][ C3] Call Trace: [ 23.870935][ C3] [ 23.870936][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.870940][ C3] ? __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)) [ 23.870942][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 23.870946][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.870950][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870953][ C3] __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)) [ 23.870956][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.870958][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.870962][ C3] ? 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) [ 23.870964][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.870967][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 23.870970][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.870974][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.870977][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 23.870980][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.870983][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.870986][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.870989][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.870992][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.870994][ C3] ? 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)) [ 23.870997][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871000][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.871003][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.871006][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.871008][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.871012][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.871015][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.871017][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871019][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.871022][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.871025][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.871028][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 23.871031][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.871034][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.871037][ C3] _printk (kernel/printk/printk.c:2504) [ 23.871040][ C3] ? snapshot_read.cold (user.c:?) [ 23.871042][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 23.871045][ C3] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 23.871049][ C3] ? idr_get_free (??:?) [ 23.871053][ C3] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 23.871058][ C3] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 23.871062][ C3] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 23.871066][ C3] ? __copy_skb_header (net/core/skbuff.c:1564) [ 23.871069][ C3] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 23.871073][ C3] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 23.871077][ C3] __strp_recv (net/strparser/strparser.c:309) [ 23.871081][ C3] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 23.871084][ C3] ? strp_process (net/strparser/strparser.c:335) [ 23.871087][ C3] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 23.871089][ C3] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 23.871091][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.871094][ C3] strp_read_sock (net/strparser/strparser.c:372) [ 23.871097][ C3] ? strp_stop (net/strparser/strparser.c:527) [ 23.871100][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871103][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.871106][ C3] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 23.871109][ C3] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 23.871113][ C3] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 23.871117][ C3] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 23.871120][ C3] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 23.871123][ C3] ? 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) [ 23.871126][ C3] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 23.871129][ C3] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 23.871133][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.871135][ C3] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.871138][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.871141][ C3] ? 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)) [ 23.871144][ C3] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 23.871147][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.871150][ C3] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 23.871152][ C3] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 23.871155][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 23.871157][ C3] ? 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)) [ 23.871161][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.871163][ C3] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 23.871166][ C3] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 23.871168][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871171][ C3] ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329) [ 23.871173][ C3] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.871176][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.871178][ C3] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 23.871181][ C3] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 23.871184][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.871186][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.871189][ C3] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 23.871191][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871195][ C3] process_backlog (net/core/dev.c:6728) [ 23.871199][ C3] __napi_poll (net/core/dev.c:7787) [ 23.871202][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 23.871206][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.871208][ C3] ? __napi_poll (./include/net/gro.h:507) [ 23.871213][ C3] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 23.871216][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.871218][ C3] handle_softirqs (kernel/softirq.c:645) [ 23.871222][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.871224][ C3] ? 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) [ 23.871226][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871229][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 23.871232][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 23.871234][ C3] [ 23.871235][ C3] [ 23.871236][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 23.871238][ C3] __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)) [ 23.871241][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.871243][ C3] ? do_ipv6_getsockopt (./include/net/net_namespace.h:422 (discriminator 7) ./include/net/sock.h:713 (discriminator 7) net/ipv6/ipv6_sockglue.c:1336 (discriminator 7)) [ 23.871246][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 23.871249][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.871251][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.871253][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.871255][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.871258][ C3] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.871260][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.871262][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.871264][ C3] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 23.871268][ C3] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 23.871271][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 23.871273][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.871276][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.871278][ C3] ? 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)) [ 23.871287][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 23.871290][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 23.871292][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 23.871294][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.871297][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 23.871299][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.871301][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.871304][ C3] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 23.871307][ C3] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.871311][ C3] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 23.871312][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 23.871315][ C3] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 23.871319][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.871321][ C3] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 23.871324][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.871326][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.871328][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.871331][ C3] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 23.871333][ C3] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 23.871336][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.871338][ C3] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 23.871341][ C3] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.871343][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.871345][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 23.871348][ C3] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 23.871351][ C3] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 23.871354][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871356][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871359][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.871361][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.871364][ C3] process_one_work (kernel/workqueue.c:3387) [ 23.871368][ C3] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 23.871371][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.871376][ C3] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 23.871379][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.871381][ C3] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 23.871384][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.871386][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 23.871389][ C3] kthread (kernel/kthread.c:436) [ 23.871391][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.871393][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.871395][ C3] ret_from_fork (arch/x86/kernel/process.c:158) [ 23.871398][ C3] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 23.871401][ C3] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 23.871404][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 23.871406][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 33.829840][ T611] softirqs last disabled at (0): 0x0 | [ 33.829842][ T611] Preemption disabled at: | [ 33.829843][ T611] 0x0 | [ 33.829851][ T611] Tainted: [W]=WARN [ 33.829852][ T611] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.829854][ T611] Call Trace: [ 33.829856][ T611] [ 33.829857][ T611] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.829862][ T611] __might_resched.cold (kernel/sched/core.c:9234) [ 33.829866][ T611] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.829870][ T611] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 33.829872][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.829877][ T611] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 33.829880][ T611] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.829883][ T611] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.829887][ T611] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 33.829889][ T611] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.829891][ T611] put_chars (drivers/char/virtio_console.c:1176) [ 33.829893][ T611] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 33.829894][ T611] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.829896][ T611] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.829899][ T611] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.829903][ T611] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.829904][ T611] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 33.829905][ T611] ? vsnprintf (lib/vsprintf.c:2900) [ 33.829908][ T611] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.829910][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.829911][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.829914][ T611] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.829916][ T611] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.829918][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.829920][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.829921][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.829923][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.829925][ T611] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.829927][ T611] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.829929][ T611] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.829932][ T611] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.829933][ T611] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.829935][ T611] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.829936][ T611] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.829938][ T611] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.829939][ T611] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.829941][ T611] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.829943][ T611] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.829944][ T611] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.829947][ T611] vprintk_emit (kernel/printk/printk.c:2479) [ 33.829949][ T611] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.829951][ T611] _printk (kernel/printk/printk.c:2504) [ 33.829955][ T611] ? snapshot_read.cold (user.c:?) [ 33.829956][ T611] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.829959][ T611] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 33.829960][ T611] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.829962][ T611] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 33.829964][ T611] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 33.829967][ T611] ? exit_notify (kernel/exit.c:780) [ 33.829969][ T611] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 33.829971][ T611] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 33.829973][ T611] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.829976][ T611] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.829977][ T611] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.829979][ T611] RIP: 0033:0x7ff20527dc49 [ 33.829981][ T611] Code: Unable to access opcode bytes at 0x7ff20527dc1f. Code starting with the faulting instruction =========================================== [ 33.829982][ T611] RSP: 002b:00007ff204a3ce60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 33.829986][ T611] RAX: ffffffffffffffda RBX: 00007ff204a3d6c0 RCX: 00007ff20527dc49 [ 33.829987][ T611] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 33.829988][ T611] RBP: 00007ff204a3cf70 R08: 0000000000000001 R09: 00007ff204a3d6c0 [ 33.829989][ T611] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ff20423d000 [ 33.829989][ T611] R13: 00007fff8dde4e60 R14: 0000000000000002 R15: 00007fff8dde4f67 | [ 35.330885][ T705] softirqs last disabled at (0): 0x0 | [ 35.330887][ T705] Preemption disabled at: | [ 35.330887][ T705] 0x0 | [ 35.330896][ T705] Tainted: [W]=WARN [ 35.330897][ T705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.330899][ T705] Call Trace: [ 35.330900][ T705] [ 35.330901][ T705] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.330907][ T705] __might_resched.cold (kernel/sched/core.c:9234) [ 35.330911][ T705] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.330915][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.330919][ T705] __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)) [ 35.330923][ T705] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.330926][ T705] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.330930][ T705] ? 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) [ 35.330932][ T705] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.330934][ T705] put_chars (drivers/char/virtio_console.c:1176) [ 35.330936][ T705] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.330938][ T705] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 35.330941][ T705] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.330945][ T705] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.330947][ T705] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.330948][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.330950][ T705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.330953][ T705] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.330955][ T705] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.330957][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.330959][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.330961][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.330962][ T705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.330964][ T705] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.330966][ T705] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.330969][ T705] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.330971][ T705] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.330973][ T705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.330975][ T705] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.330976][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.330978][ T705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.330979][ T705] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.330981][ T705] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 35.330983][ T705] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.330985][ T705] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.330987][ T705] vprintk_emit (kernel/printk/printk.c:2479) [ 35.330990][ T705] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.330992][ T705] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.330994][ T705] ? __kernel_text_address (kernel/extable.c:79) [ 35.330995][ T705] ? write_profile (profile.c:?) [ 35.330998][ T705] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.331001][ T705] _printk (kernel/printk/printk.c:2504) [ 35.331004][ T705] ? snapshot_read.cold (user.c:?) [ 35.331006][ T705] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.331009][ T705] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.331010][ T705] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.331012][ T705] ? netdev_notice (net/core/dev.c:13194) [ 35.331014][ T705] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 35.331020][ T705] ? __module_address (kernel/module/main.c:3915) [ 35.331023][ T705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.331024][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331026][ T705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.331028][ T705] ? 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 [ 35.331032][ T705] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.331036][ T705] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.331039][ T705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.331040][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331042][ T705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.331044][ T705] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.331047][ T705] ? 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) [ 35.331049][ T705] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.331052][ T705] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.331055][ T705] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.331059][ T705] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.331062][ T705] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.331065][ T705] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.331067][ T705] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.331073][ T705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.331074][ T705] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.331078][ T705] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.331082][ T705] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.331084][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331087][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331089][ T705] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.331092][ T705] ? write_profile (profile.c:?) [ 35.331093][ T705] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.331095][ T705] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.331098][ T705] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.331100][ T705] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.331102][ T705] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.331105][ T705] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.331107][ T705] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.331109][ T705] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.331111][ T705] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.331114][ T705] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.331116][ T705] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.331118][ T705] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.331121][ T705] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.331122][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331124][ T705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.331126][ T705] genl_rcv (net/netlink/genetlink.c:1218) [ 35.331128][ T705] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.331130][ T705] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.331132][ T705] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.331134][ T705] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.331135][ T705] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 35.331138][ T705] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.331141][ T705] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.331143][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331145][ T705] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.331147][ T705] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.331150][ T705] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.331152][ T705] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.331153][ T705] ? move_addr_to_kernel (net/socket.c:258) [ 35.331156][ T705] ___sys_sendmsg (net/socket.c:2767) [ 35.331158][ T705] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.331160][ T705] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.331165][ T705] __sys_sendmsg (net/socket.c:2799) [ 35.331167][ T705] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.331170][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331172][ T705] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.331174][ T705] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.331177][ T705] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.331179][ T705] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.331181][ T705] RIP: 0033:0x7f750405354e [ 35.331183][ T705] 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 [ 35.331185][ T705] RSP: 002b:00007fff068a1e60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.331189][ T705] RAX: ffffffffffffffda RBX: 0000000027ea1130 RCX: 00007f750405354e [ 35.331190][ T705] RDX: 0000000000000000 RSI: 00007fff068a1f00 RDI: 0000000000000005 [ 35.331191][ T705] RBP: 00007fff068a1e70 R08: 0000000000000000 R09: 0000000000000000 [ 35.331192][ T705] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000027ea1200 [ 35.331193][ T705] R13: 00007fff068a1f00 R14: 0000000027ea2260 R15: 000000000040bda8 | [ 38.151612][ T757] softirqs last disabled at (0): 0x0 | [ 38.151615][ T757] Preemption disabled at: | [ 38.151616][ T757] 0x0 | [ 38.151627][ T757] Tainted: [W]=WARN [ 38.151629][ T757] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 38.151631][ T757] Call Trace: [ 38.151633][ T757] [ 38.151635][ T757] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 38.151641][ T757] __might_resched.cold (kernel/sched/core.c:9234) [ 38.151646][ T757] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 38.151650][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151655][ T757] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 38.151659][ T757] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.151663][ T757] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.151668][ T757] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 38.151670][ T757] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 38.151673][ T757] put_chars (drivers/char/virtio_console.c:1176) [ 38.151676][ T757] ? __send_to_port (drivers/char/virtio_console.c:654) [ 38.151679][ T757] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 38.151684][ T757] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 38.151689][ T757] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 38.151691][ T757] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 38.151694][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151696][ T757] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.151699][ T757] console_emit_next_record (kernel/printk/printk.c:3183) [ 38.151703][ T757] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 38.151706][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151708][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151711][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151713][ T757] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.151716][ T757] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 38.151719][ T757] console_flush_one_record (kernel/printk/printk.c:3268) [ 38.151722][ T757] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 38.151726][ T757] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 38.151729][ T757] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.151731][ T757] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 38.151733][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151736][ T757] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.151738][ T757] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 38.151740][ T757] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 38.151743][ T757] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 38.151746][ T757] ? vprintk_emit (kernel/printk/printk.c:2478) [ 38.151748][ T757] vprintk_emit (kernel/printk/printk.c:2479) [ 38.151752][ T757] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 38.151754][ T757] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 38.151757][ T757] ? __kernel_text_address (kernel/extable.c:79) [ 38.151759][ T757] ? write_profile (profile.c:?) [ 38.151762][ T757] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 38.151766][ T757] _printk (kernel/printk/printk.c:2504) [ 38.151770][ T757] ? snapshot_read.cold (user.c:?) [ 38.151773][ T757] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 38.151777][ T757] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 38.151780][ T757] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 38.151782][ T757] ? netdev_notice (net/core/dev.c:13194) [ 38.151784][ T757] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 38.151792][ T757] ? __module_address (kernel/module/main.c:3915) [ 38.151796][ T757] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.151798][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151801][ T757] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.151804][ T757] ? 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 [ 38.151809][ T757] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 38.151815][ T757] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 38.151820][ T757] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.151822][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151825][ T757] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.151828][ T757] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 38.151833][ T757] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 38.151835][ T757] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 38.151843][ T757] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 38.151849][ T757] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 38.151854][ T757] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 38.151859][ T757] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 38.151863][ T757] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 38.151867][ T757] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 38.151874][ T757] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.151877][ T757] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 38.151882][ T757] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 38.151888][ T757] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 38.151891][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151895][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151898][ T757] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 38.151902][ T757] ? write_profile (profile.c:?) [ 38.151904][ T757] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 38.151907][ T757] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 38.151910][ T757] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 38.151913][ T757] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 38.151917][ T757] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 38.151921][ T757] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 38.151926][ T757] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 38.151927][ T757] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 38.151930][ T757] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 38.151933][ T757] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 38.151936][ T757] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 38.151939][ T757] ? netlink_ack (./include/linux/skbuff.h:2718) [ 38.151943][ T757] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 38.151945][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151947][ T757] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.151950][ T757] genl_rcv (net/netlink/genetlink.c:1218) [ 38.151953][ T757] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 38.151956][ T757] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 38.151958][ T757] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 38.151961][ T757] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 38.151962][ T757] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 38.151967][ T757] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 38.151971][ T757] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 38.151974][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.151977][ T757] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 38.151979][ T757] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 38.151983][ T757] ? copy_msghdr_from_user (net/socket.c:2650) [ 38.151986][ T757] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 38.151988][ T757] ? move_addr_to_kernel (net/socket.c:258) [ 38.151993][ T757] ___sys_sendmsg (net/socket.c:2767) [ 38.151996][ T757] ? copy_msghdr_from_user (net/socket.c:2619) [ 38.151998][ T757] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 38.152006][ T757] __sys_sendmsg (net/socket.c:2799) [ 38.152009][ T757] ? __sys_sendmsg_sock (net/socket.c:2780) [ 38.152013][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.152016][ T757] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 38.152019][ T757] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 38.152022][ T757] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 38.152025][ T757] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 38.152028][ T757] RIP: 0033:0x7ff52f99a54e [ 38.152030][ T757] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 38.152032][ T757] RSP: 002b:00007ffe66ff4af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 38.152037][ T757] RAX: ffffffffffffffda RBX: 000000001fab7130 RCX: 00007ff52f99a54e [ 38.152039][ T757] RDX: 0000000000000000 RSI: 00007ffe66ff4b90 RDI: 0000000000000005 [ 38.152040][ T757] RBP: 00007ffe66ff4b00 R08: 0000000000000000 R09: 0000000000000000 [ 38.152041][ T757] R10: 0000000000000000 R11: 0000000000000202 R12: 000000001fab7200 [ 38.152042][ T757] R13: 00007ffe66ff4b90 R14: 000000001fab8260 R15: 000000000040bda8 | [ 43.121301][ T50] softirqs last disabled at (1084469): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 43.121303][ T50] Preemption disabled at: | [ 43.121304][ T50] 0x0 | [ 43.121315][ T50] Tainted: [W]=WARN [ 43.121316][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.121319][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 43.121329][ T50] Call Trace: [ 43.121331][ T50] [ 43.121333][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.121339][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 43.121343][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.121346][ T50] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 43.121349][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121353][ T50] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 43.121357][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.121359][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.121363][ T50] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 43.121364][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.121367][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 43.121369][ T50] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 43.121370][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.121372][ T50] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 43.121375][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.121385][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.121386][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.121388][ T50] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 43.121390][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.121391][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121393][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.121395][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.121398][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.121400][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121402][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121403][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121405][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.121407][ T50] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 43.121409][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.121411][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.121413][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.121415][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.121417][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.121418][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121420][ T50] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 43.121421][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.121423][ T50] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 43.121425][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.121426][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.121428][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 43.121431][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.121433][ T50] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 43.121436][ T50] _printk (kernel/printk/printk.c:2504) [ 43.121439][ T50] ? snapshot_read.cold (user.c:?) [ 43.121441][ T50] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 43.121444][ T50] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 43.121445][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.121447][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.121449][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.121451][ T50] ? netdev_notice (net/core/dev.c:13194) [ 43.121452][ T50] ? kasan_save_track (mm/kasan/common.c:78) [ 43.121455][ T50] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 43.121456][ T50] ? free_object_list.isra.0 (lib/debugobjects.c:326) [ 43.121460][ T50] ? kthread (kernel/kthread.c:436) [ 43.121463][ T50] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 43.121464][ T50] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 43.121467][ T50] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 43.121469][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 43.121474][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 43.121476][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.121478][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.121479][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121481][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 43.121485][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 43.121487][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 43.121489][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.121491][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121493][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.121494][ T50] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 43.121495][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 43.121498][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 43.121501][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.121503][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 43.121506][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 43.121509][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121510][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.121512][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.121514][ T50] process_one_work (kernel/workqueue.c:3387) [ 43.121518][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 43.121521][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 43.121523][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 43.121525][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.121527][ T50] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 43.121529][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.121531][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 43.121533][ T50] kthread (kernel/kthread.c:436) [ 43.121535][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 43.121536][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.121537][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 43.121539][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 43.121541][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 43.121543][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 43.121545][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 44.145309][ T50] softirqs last disabled at (1084469): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 44.145312][ T50] Preemption disabled at: | [ 44.145313][ T50] 0x0 | [ 44.145326][ T50] Tainted: [W]=WARN [ 44.145327][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 44.145330][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 44.145342][ T50] Call Trace: [ 44.145344][ T50] [ 44.145347][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 44.145354][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 44.145359][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 44.145362][ T50] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 44.145366][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145371][ T50] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 44.145376][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.145379][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.145391][ T50] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 44.145393][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 44.145396][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 44.145399][ T50] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 44.145401][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 44.145404][ T50] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 44.145408][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 44.145413][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 44.145415][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 44.145417][ T50] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 44.145420][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.145423][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145426][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.145429][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 44.145433][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 44.145436][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145438][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145440][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145443][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.145446][ T50] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 44.145448][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 44.145451][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 44.145455][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 44.145458][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.145460][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 44.145462][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145465][ T50] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 44.145467][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 44.145469][ T50] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 44.145472][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 44.145474][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 44.145477][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 44.145480][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 44.145483][ T50] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 44.145488][ T50] _printk (kernel/printk/printk.c:2504) [ 44.145491][ T50] ? snapshot_read.cold (user.c:?) [ 44.145494][ T50] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 44.145498][ T50] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 44.145500][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 44.145503][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 44.145506][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 44.145509][ T50] ? netdev_notice (net/core/dev.c:13194) [ 44.145510][ T50] ? kasan_save_track (mm/kasan/common.c:78) [ 44.145515][ T50] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 44.145517][ T50] ? free_object_list.isra.0 (lib/debugobjects.c:326) [ 44.145521][ T50] ? kthread (kernel/kthread.c:436) [ 44.145525][ T50] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 44.145527][ T50] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 44.145531][ T50] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 44.145534][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 44.145541][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 44.145547][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 44.145552][ T50] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 44.145555][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 44.145559][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.145561][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145564][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.145566][ T50] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 44.145569][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 44.145573][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 44.145578][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.145581][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 44.145587][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 44.145591][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145593][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 44.145595][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 44.145599][ T50] process_one_work (kernel/workqueue.c:3387) [ 44.145605][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 44.145608][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 44.145612][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 44.145615][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.145618][ T50] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 44.145621][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.145623][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 44.145625][ T50] kthread (kernel/kthread.c:436) [ 44.145628][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 44.145630][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.145632][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 44.145635][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 44.145638][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 44.145641][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 44.145644][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 49.265350][ T10] softirqs last disabled at (9623): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 49.265352][ T10] Preemption disabled at: | [ 49.265353][ T10] 0x0 | [ 49.265363][ T10] Tainted: [W]=WARN [ 49.265364][ T10] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 49.265366][ T10] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 49.265374][ T10] Call Trace: [ 49.265375][ T10] [ 49.265376][ T10] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 49.265381][ T10] __might_resched.cold (kernel/sched/core.c:9234) [ 49.265385][ T10] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 49.265389][ T10] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 49.265391][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265395][ 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)) [ 49.265398][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.265401][ T10] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.265405][ 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) [ 49.265406][ T10] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 49.265408][ T10] put_chars (drivers/char/virtio_console.c:1176) [ 49.265416][ T10] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 49.265418][ T10] ? __send_to_port (drivers/char/virtio_console.c:654) [ 49.265420][ T10] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 49.265423][ T10] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 49.265426][ T10] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 49.265428][ 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) [ 49.265429][ T10] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 49.265431][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.265433][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265435][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.265437][ T10] console_emit_next_record (kernel/printk/printk.c:3183) [ 49.265439][ T10] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 49.265442][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265443][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265445][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265446][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.265448][ T10] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 49.265450][ T10] console_flush_one_record (kernel/printk/printk.c:3268) [ 49.265452][ T10] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 49.265455][ T10] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 49.265456][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.265458][ T10] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 49.265459][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265461][ T10] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 49.265462][ T10] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 49.265464][ T10] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 49.265466][ T10] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 49.265467][ T10] ? vprintk_emit (kernel/printk/printk.c:2478) [ 49.265469][ T10] vprintk_emit (kernel/printk/printk.c:2479) [ 49.265472][ T10] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 49.265473][ T10] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 49.265475][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265476][ T10] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 49.265479][ T10] _printk (kernel/printk/printk.c:2504) [ 49.265482][ T10] ? snapshot_read.cold (user.c:?) [ 49.265483][ T10] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 49.265485][ T10] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 49.265487][ T10] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 49.265489][ T10] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 49.265491][ T10] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 49.265493][ T10] ? netdev_notice (net/core/dev.c:13194) [ 49.265495][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265497][ T10] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 49.265500][ 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) [ 49.265503][ T10] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 49.265507][ T10] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 49.265509][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265511][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.265512][ T10] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 49.265516][ 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) [ 49.265518][ T10] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 49.265520][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.265522][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265523][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.265525][ T10] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 49.265526][ T10] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 49.265529][ T10] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 49.265531][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.265533][ T10] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 49.265536][ T10] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 49.265539][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265541][ T10] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 49.265542][ T10] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 49.265544][ T10] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 49.265546][ T10] process_one_work (kernel/workqueue.c:3387) [ 49.265548][ T10] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 49.265550][ T10] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 49.265552][ T10] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 49.265555][ T10] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 49.265557][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 49.265558][ T10] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 49.265561][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 49.265562][ T10] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 49.265564][ T10] kthread (kernel/kthread.c:436) [ 49.265566][ T10] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 49.265567][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) [ 49.265568][ T10] ret_from_fork (arch/x86/kernel/process.c:158) [ 49.265571][ T10] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 49.265573][ T10] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 49.265575][ T10] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars