====================================== | [ 24.403470][ T679] softirqs last disabled at (0): 0x0 | [ 24.403472][ T679] Preemption disabled at: | [ 24.403473][ T679] 0x0 | [ 24.403481][ T679] Tainted: [W]=WARN [ 24.403482][ T679] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.403484][ T679] Call Trace: [ 24.403485][ T679] [ 24.403486][ T679] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.403491][ T679] __might_resched.cold (kernel/sched/core.c:9234) [ 24.403495][ T679] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.403498][ T679] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 24.403500][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.403504][ T679] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 24.403508][ T679] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.403511][ T679] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.403514][ T679] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 24.403516][ T679] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.403518][ T679] put_chars (drivers/char/virtio_console.c:1176) [ 24.403520][ T679] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 24.403521][ T679] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.403523][ T679] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 24.403526][ T679] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.403530][ T679] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.403532][ T679] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 24.403533][ T679] ? vsnprintf (lib/vsprintf.c:2900) [ 24.403536][ T679] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.403538][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.403539][ T679] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.403542][ T679] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.403544][ T679] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.403546][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.403547][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.403549][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.403551][ T679] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.403552][ T679] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 24.403554][ T679] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.403556][ T679] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.403559][ T679] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.403561][ T679] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.403562][ T679] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.403564][ T679] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.403565][ T679] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 24.403567][ T679] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 24.403568][ T679] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 24.403570][ T679] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.403572][ T679] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.403574][ T679] vprintk_emit (kernel/printk/printk.c:2479) [ 24.403576][ T679] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.403579][ T679] _printk (kernel/printk/printk.c:2504) [ 24.403582][ T679] ? snapshot_read.cold (user.c:?) [ 24.403583][ T679] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 24.403588][ T679] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 24.403590][ T679] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 24.403592][ T679] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 24.403594][ T679] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 24.403596][ T679] ? exit_notify (kernel/exit.c:780) [ 24.403599][ T679] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 24.403600][ T679] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 24.403602][ T679] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 24.403605][ T679] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 24.403607][ T679] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.403609][ T679] RIP: 0033:0x7f2bb5602c49 [ 24.403611][ T679] Code: Unable to access opcode bytes at 0x7f2bb5602c1f. Code starting with the faulting instruction =========================================== [ 24.403612][ T679] RSP: 002b:00007f2bb4dc1e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 24.403615][ T679] RAX: ffffffffffffffda RBX: 00007f2bb4dc26c0 RCX: 00007f2bb5602c49 [ 24.403616][ T679] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 24.403617][ T679] RBP: 00007f2bb4dc1f70 R08: 0000000000000001 R09: 00007f2bb4dc26c0 [ 24.403618][ T679] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f2bb45c2000 [ 24.403619][ T679] R13: 00007fff085a9560 R14: 0000000000000002 R15: 00007fff085a9667 | [ 25.514673][ T773] softirqs last disabled at (0): 0x0 | [ 25.514675][ T773] Preemption disabled at: | [ 25.514675][ T773] 0x0 | [ 25.514684][ T773] Tainted: [W]=WARN [ 25.514685][ T773] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 25.514686][ T773] Call Trace: [ 25.514688][ T773] [ 25.514689][ T773] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.514694][ T773] __might_resched.cold (kernel/sched/core.c:9234) [ 25.514698][ T773] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.514702][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514706][ T773] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 25.514709][ T773] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.514712][ T773] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.514716][ T773] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 25.514717][ T773] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.514719][ T773] put_chars (drivers/char/virtio_console.c:1176) [ 25.514721][ T773] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.514723][ T773] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 25.514726][ T773] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.514730][ T773] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.514732][ T773] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.514733][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514735][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.514737][ T773] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.514740][ T773] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.514741][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514743][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514745][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514746][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.514748][ T773] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 25.514750][ T773] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.514752][ T773] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.514754][ T773] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.514756][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.514758][ T773] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.514759][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514761][ T773] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.514762][ T773] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 25.514764][ T773] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 25.514766][ T773] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.514767][ T773] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.514769][ T773] vprintk_emit (kernel/printk/printk.c:2479) [ 25.514772][ T773] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.514774][ T773] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 25.514776][ T773] ? __kernel_text_address (kernel/extable.c:79) [ 25.514777][ T773] ? write_profile (profile.c:?) [ 25.514779][ T773] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 25.514782][ T773] _printk (kernel/printk/printk.c:2504) [ 25.514785][ T773] ? snapshot_read.cold (user.c:?) [ 25.514787][ T773] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 25.514790][ T773] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 25.514791][ T773] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 25.514793][ T773] ? netdev_notice (net/core/dev.c:13194) [ 25.514794][ T773] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 25.514800][ T773] ? __module_address (kernel/module/main.c:3915) [ 25.514803][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.514804][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514806][ T773] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.514808][ T773] ? 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 [ 25.514811][ T773] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 25.514815][ T773] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 25.514817][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.514819][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514821][ T773] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.514822][ T773] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 25.514825][ T773] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 25.514827][ T773] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 25.514830][ T773] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 25.514833][ T773] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 25.514836][ T773] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 25.514839][ T773] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 25.514841][ T773] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 25.514844][ T773] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 25.514849][ T773] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.514851][ T773] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 25.514854][ T773] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 25.514858][ T773] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 25.514860][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514862][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514864][ T773] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 25.514868][ T773] ? write_profile (profile.c:?) [ 25.514869][ T773] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 25.514870][ T773] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 25.514873][ T773] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 25.514875][ T773] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 25.514877][ T773] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 25.514879][ T773] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 25.514881][ T773] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 25.514883][ T773] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 25.514885][ T773] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 25.514887][ T773] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 25.514889][ T773] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 25.514891][ T773] ? netlink_ack (./include/linux/skbuff.h:2718) [ 25.514894][ T773] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.514895][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514897][ T773] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.514899][ T773] genl_rcv (net/netlink/genetlink.c:1218) [ 25.514900][ T773] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 25.514903][ T773] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 25.514904][ T773] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 25.514906][ T773] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 25.514907][ T773] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 25.514910][ T773] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 25.514913][ T773] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 25.514915][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514916][ T773] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 25.514918][ T773] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 25.514922][ T773] ? copy_msghdr_from_user (net/socket.c:2650) [ 25.514923][ T773] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 25.514925][ T773] ? move_addr_to_kernel (net/socket.c:258) [ 25.514928][ T773] ___sys_sendmsg (net/socket.c:2767) [ 25.514929][ T773] ? copy_msghdr_from_user (net/socket.c:2619) [ 25.514931][ T773] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 25.514935][ T773] __sys_sendmsg (net/socket.c:2799) [ 25.514938][ T773] ? __sys_sendmsg_sock (net/socket.c:2780) [ 25.514940][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514942][ T773] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.514944][ T773] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.514947][ T773] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.514949][ T773] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.514950][ T773] RIP: 0033:0x7fbb875f754e [ 25.514952][ T773] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 25.514954][ T773] RSP: 002b:00007ffd9e0d7440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 25.514962][ T773] RAX: ffffffffffffffda RBX: 000000000e314130 RCX: 00007fbb875f754e [ 25.514964][ T773] RDX: 0000000000000000 RSI: 00007ffd9e0d74e0 RDI: 0000000000000005 [ 25.514964][ T773] RBP: 00007ffd9e0d7450 R08: 0000000000000000 R09: 0000000000000000 [ 25.514965][ T773] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000e314200 [ 25.514966][ T773] R13: 00007ffd9e0d74e0 R14: 000000000e315260 R15: 000000000040bda8 | [ 28.187191][ T825] softirqs last disabled at (0): 0x0 | [ 28.187192][ T825] Preemption disabled at: | [ 28.187193][ T825] 0x0 | [ 28.187201][ T825] Tainted: [W]=WARN [ 28.187202][ T825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.187204][ T825] Call Trace: [ 28.187205][ T825] [ 28.187207][ T825] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.187212][ T825] __might_resched.cold (kernel/sched/core.c:9234) [ 28.187216][ T825] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.187219][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187223][ T825] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 28.187227][ T825] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.187229][ T825] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.187233][ T825] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 28.187235][ T825] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.187237][ T825] put_chars (drivers/char/virtio_console.c:1176) [ 28.187239][ T825] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.187241][ T825] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 28.187244][ T825] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.187248][ T825] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.187249][ T825] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.187251][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187253][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.187255][ T825] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.187257][ T825] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.187259][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187261][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187262][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187264][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.187266][ T825] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 28.187268][ T825] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.187270][ T825] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.187272][ T825] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.187274][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.187275][ T825] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.187277][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187279][ T825] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.187280][ T825] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 28.187281][ T825] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 28.187284][ T825] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.187285][ T825] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.187287][ T825] vprintk_emit (kernel/printk/printk.c:2479) [ 28.187289][ T825] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.187291][ T825] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 28.187293][ T825] ? __kernel_text_address (kernel/extable.c:79) [ 28.187295][ T825] ? write_profile (profile.c:?) [ 28.187297][ T825] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 28.187300][ T825] _printk (kernel/printk/printk.c:2504) [ 28.187302][ T825] ? snapshot_read.cold (user.c:?) [ 28.187304][ T825] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 28.187307][ T825] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 28.187309][ T825] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 28.187310][ T825] ? netdev_notice (net/core/dev.c:13194) [ 28.187312][ T825] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 28.187317][ T825] ? __module_address (kernel/module/main.c:3915) [ 28.187320][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.187321][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187323][ T825] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.187325][ T825] ? 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 [ 28.187328][ T825] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 28.187332][ T825] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 28.187334][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.187335][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187337][ T825] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.187339][ T825] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 28.187342][ T825] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 28.187343][ T825] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 28.187347][ T825] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 28.187350][ T825] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 28.187353][ T825] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 28.187355][ T825] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 28.187358][ T825] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 28.187360][ T825] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 28.187365][ T825] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.187367][ T825] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 28.187370][ T825] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 28.187375][ T825] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 28.187376][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187379][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187381][ T825] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 28.187384][ T825] ? write_profile (profile.c:?) [ 28.187385][ T825] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 28.187387][ T825] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 28.187389][ T825] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 28.187391][ T825] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 28.187393][ T825] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 28.187396][ T825] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 28.187398][ T825] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 28.187400][ T825] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 28.187402][ T825] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 28.187404][ T825] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 28.187406][ T825] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 28.187408][ T825] ? netlink_ack (./include/linux/skbuff.h:2718) [ 28.187410][ T825] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.187412][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187414][ T825] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.187415][ T825] genl_rcv (net/netlink/genetlink.c:1218) [ 28.187417][ T825] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 28.187419][ T825] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 28.187421][ T825] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 28.187422][ T825] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 28.187424][ T825] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 28.187427][ T825] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 28.187429][ T825] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 28.187431][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187433][ T825] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 28.187434][ T825] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 28.187438][ T825] ? copy_msghdr_from_user (net/socket.c:2650) [ 28.187439][ T825] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 28.187441][ T825] ? move_addr_to_kernel (net/socket.c:258) [ 28.187444][ T825] ___sys_sendmsg (net/socket.c:2767) [ 28.187446][ T825] ? copy_msghdr_from_user (net/socket.c:2619) [ 28.187447][ T825] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 28.187452][ T825] __sys_sendmsg (net/socket.c:2799) [ 28.187454][ T825] ? __sys_sendmsg_sock (net/socket.c:2780) [ 28.187457][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187458][ T825] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.187460][ T825] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.187463][ T825] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.187465][ T825] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.187467][ T825] RIP: 0033:0x7f83ab93e54e [ 28.187469][ T825] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 28.187471][ T825] RSP: 002b:00007ffe9a8794c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 28.187475][ T825] RAX: ffffffffffffffda RBX: 00000000099d4130 RCX: 00007f83ab93e54e [ 28.187476][ T825] RDX: 0000000000000000 RSI: 00007ffe9a879560 RDI: 0000000000000005 [ 28.187477][ T825] RBP: 00007ffe9a8794d0 R08: 0000000000000000 R09: 0000000000000000 [ 28.187478][ T825] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000099d4200 [ 28.187478][ T825] R13: 00007ffe9a879560 R14: 00000000099d5260 R15: 000000000040bda8 | [ 33.959706][ T50] softirqs last disabled at (3301): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 33.959709][ T50] Preemption disabled at: | [ 33.959710][ T50] 0x0 | [ 33.959725][ T50] Tainted: [W]=WARN [ 33.959727][ T50] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.959730][ T50] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 33.959741][ T50] Call Trace: [ 33.959743][ T50] [ 33.959747][ T50] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.959753][ T50] __might_resched.cold (kernel/sched/core.c:9234) [ 33.959758][ T50] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.959762][ T50] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 33.959765][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959770][ 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)) [ 33.959775][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.959778][ T50] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.959783][ 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) [ 33.959785][ T50] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.959789][ T50] put_chars (drivers/char/virtio_console.c:1176) [ 33.959791][ T50] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 33.959793][ T50] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.959796][ T50] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.959801][ T50] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.959806][ T50] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.959808][ 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) [ 33.959810][ T50] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 33.959813][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.959816][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959818][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.959821][ T50] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.959825][ T50] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.959828][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959830][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959832][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959835][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.959837][ T50] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.959840][ T50] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.959843][ T50] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.959847][ T50] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.959850][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.959852][ T50] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.959854][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959856][ T50] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.959859][ T50] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.959861][ T50] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.959864][ T50] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.959866][ T50] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.959869][ T50] vprintk_emit (kernel/printk/printk.c:2479) [ 33.959872][ T50] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.959875][ T50] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25) [ 33.959880][ T50] _printk (kernel/printk/printk.c:2504) [ 33.959884][ T50] ? snapshot_read.cold (user.c:?) [ 33.959887][ T50] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 33.959890][ T50] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 33.959892][ T50] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.959895][ T50] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.959898][ T50] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.959901][ T50] ? netdev_notice (net/core/dev.c:13194) [ 33.959902][ T50] ? kasan_save_track (mm/kasan/common.c:78) [ 33.959906][ T50] ? kmem_cache_free (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6626) [ 33.959908][ T50] ? free_object_list.isra.0 (lib/debugobjects.c:326) [ 33.959913][ T50] ? kthread (kernel/kthread.c:436) [ 33.959916][ T50] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 33.959918][ T50] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 33.959922][ 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) [ 33.959926][ T50] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 33.959932][ T50] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 33.959938][ T50] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 33.959943][ 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) [ 33.959946][ T50] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 33.959950][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.959952][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959955][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.959957][ T50] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 33.959960][ T50] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 33.959965][ T50] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 33.959969][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.959972][ T50] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 33.959978][ T50] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 33.959982][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959985][ T50] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.959987][ T50] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.959990][ T50] process_one_work (kernel/workqueue.c:3387) [ 33.960000][ T50] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 33.960003][ T50] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 33.960006][ T50] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.960009][ T50] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 33.960013][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.960015][ T50] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 33.960018][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.960021][ T50] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.960023][ T50] kthread (kernel/kthread.c:436) [ 33.960025][ T50] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.960027][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.960030][ T50] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.960033][ T50] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 33.960035][ T50] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.960039][ T50] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.960041][ T50] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 39.079705][ T64] softirqs last disabled at (0): 0x0 | [ 39.079708][ T64] Preemption disabled at: | [ 39.079709][ T64] 0x0 | [ 39.079718][ T64] Tainted: [W]=WARN [ 39.079718][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 39.079720][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 39.079728][ T64] Call Trace: [ 39.079730][ T64] [ 39.079732][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.079737][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 39.079740][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.079744][ T64] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 39.079746][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079750][ T64] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 39.079753][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.079756][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.079760][ T64] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.079761][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.079764][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 39.079766][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 39.079767][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.079769][ T64] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 39.079772][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.079775][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.079777][ T64] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 39.079778][ T64] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 39.079780][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.079782][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079784][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.079786][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.079789][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.079791][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079792][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079794][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079795][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.079797][ T64] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 39.079799][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.079801][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.079804][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.079805][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.079807][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.079808][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079810][ T64] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 39.079812][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 39.079813][ T64] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 39.079815][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.079817][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.079819][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 39.079821][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.079823][ T64] ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934) [ 39.079825][ T64] ? ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 39.079828][ T64] ? kernel_text_address (kernel/extable.c:119 kernel/extable.c:94) [ 39.079830][ T64] ? write_profile (profile.c:?) [ 39.079832][ T64] _printk (kernel/printk/printk.c:2504) [ 39.079835][ T64] ? snapshot_read.cold (user.c:?) [ 39.079837][ T64] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 39.079839][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 39.079842][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 39.079843][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 39.079845][ T64] ? netdev_notice (net/core/dev.c:13194) [ 39.079847][ T64] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 39.079848][ T64] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 39.079852][ T64] ? linkwatch_fire_event (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 net/core/link_watch.c:131 net/core/link_watch.c:324) [ 39.079855][ T64] ? ovpn_peer_remove (drivers/net/ovpn/peer.c:711) ovpn [ 39.079858][ T64] ? ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 39.079861][ T64] ? ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 39.079863][ T64] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.079865][ T64] ? kthread (kernel/kthread.c:436) [ 39.079867][ T64] ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40) [ 39.079870][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 39.079874][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 39.079876][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079878][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.079879][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.079881][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 39.079883][ T64] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 39.079885][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 39.079887][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.079889][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079890][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.079891][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 39.079893][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 39.079896][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 39.079898][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.079900][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 39.079903][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 39.079906][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079907][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.079909][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.079911][ T64] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 39.079912][ T64] process_one_work (kernel/workqueue.c:3387) [ 39.079915][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 39.079917][ T64] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 39.079919][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.079921][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 39.079924][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.079925][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 39.079927][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.079928][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 39.079930][ T64] kthread (kernel/kthread.c:436) [ 39.079932][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 39.079933][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 39.079934][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 39.079937][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 39.079939][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 39.079941][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print