====================================== | [ 15.792382][ T313] softirqs last disabled at (20747): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.792384][ T313] Preemption disabled at: | [ 15.792384][ T313] 0x0 | [ 15.792395][ T313] Tainted: [W]=WARN [ 15.792396][ T313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.792397][ T313] Call Trace: [ 15.792399][ T313] [ 15.792400][ T313] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.792407][ T313] __might_resched.cold (kernel/sched/core.c:9234) [ 15.792412][ T313] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.792416][ T313] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.792422][ T313] __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)) [ 15.792424][ T313] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.792430][ T313] ? 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) [ 15.792433][ T313] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.792436][ T313] put_chars (drivers/char/virtio_console.c:1176) [ 15.792439][ T313] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.792441][ T313] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.792447][ T313] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.792452][ T313] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.792459][ T313] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.792461][ T313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.792464][ T313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.792468][ T313] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.792472][ T313] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.792474][ T313] ? 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)) [ 15.792477][ T313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.792479][ T313] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.792483][ T313] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.792488][ T313] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.792490][ T313] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.792495][ T313] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.792498][ T313] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.792500][ T313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.792502][ T313] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.792506][ T313] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.792508][ T313] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.792511][ T313] vprintk_emit (kernel/printk/printk.c:2479) [ 15.792515][ T313] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.792519][ T313] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.792522][ T313] _printk (kernel/printk/printk.c:2504) [ 15.792526][ T313] ? snapshot_read.cold (user.c:?) [ 15.792529][ T313] ? 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) [ 15.792532][ T313] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.792536][ T313] ? 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) [ 15.792538][ T313] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.792542][ T313] ? exit_notify (kernel/exit.c:780) [ 15.792544][ T313] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.792547][ T313] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.792551][ T313] do_group_exit (kernel/exit.c:1151) [ 15.792554][ T313] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.792556][ T313] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.792559][ T313] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.792563][ T313] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.792565][ T313] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.792568][ T313] RIP: 0033:0x7f568d2461b8 [ 15.792570][ T313] Code: Unable to access opcode bytes at 0x7f568d24618e. Code starting with the faulting instruction =========================================== [ 15.792572][ T313] RSP: 002b:00007ffd036fb9b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.792574][ T313] RAX: ffffffffffffffda RBX: 00007f568d376f88 RCX: 00007f568d2461b8 [ 15.792575][ T313] RDX: 00007f568cf90fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 15.792576][ T313] RBP: 00007ffd036fba10 R08: 0000000000000000 R09: 0000000000000050 [ 15.792578][ T313] R10: 00007ffd036fb7d0 R11: 0000000000000246 R12: 0000000000000001 [ 15.792578][ T313] R13: 0000000000000000 R14: 00007f568d375680 R15: 00007f568d376fa0 | [ 23.143218][ C2] | [ 23.143218][ C2] | [ 23.143218][ C2] stack backtrace: | [ 23.143224][ C2] Tainted: [W]=WARN [ 23.143225][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.143227][ C2] Call Trace: [ 23.143228][ C2] [ 23.143229][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.143233][ C2] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 23.143236][ C2] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 23.143239][ C2] mark_lock (kernel/locking/lockdep.c:4769) [ 23.143241][ C2] mark_usage (kernel/locking/lockdep.c:4658) [ 23.143242][ C2] __lock_acquire (kernel/locking/lockdep.c:5208) [ 23.143245][ C2] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.143246][ C2] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.143249][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143253][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.143255][ C2] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.143257][ C2] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 23.143258][ C2] console_emit_next_record (kernel/printk/printk.c:3177) [ 23.143261][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.143262][ C2] ? 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)) [ 23.143264][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143266][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.143268][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.143271][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.143273][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.143275][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.143277][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.143279][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143281][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.143282][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.143284][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.143286][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 23.143289][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.143291][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.143293][ C2] _printk (kernel/printk/printk.c:2504) [ 23.143295][ C2] ? snapshot_read.cold (user.c:?) [ 23.143297][ C2] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 23.143300][ C2] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 23.143303][ C2] ? idr_get_free (??:?) [ 23.143306][ C2] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 23.143309][ C2] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 23.143312][ C2] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 23.143314][ C2] ? __copy_skb_header (net/core/skbuff.c:1564) [ 23.143317][ C2] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 23.143320][ C2] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 23.143322][ C2] __strp_recv (net/strparser/strparser.c:309) [ 23.143325][ C2] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 23.143327][ C2] ? strp_process (net/strparser/strparser.c:335) [ 23.143329][ C2] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 23.143331][ C2] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 23.143333][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.143335][ C2] strp_read_sock (net/strparser/strparser.c:372) [ 23.143337][ C2] ? strp_stop (net/strparser/strparser.c:527) [ 23.143339][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143341][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.143343][ C2] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 23.143345][ C2] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 23.143348][ C2] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 23.143351][ C2] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 23.143353][ C2] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 23.143355][ C2] ? 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) [ 23.143357][ C2] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 23.143359][ C2] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 23.143362][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.143364][ C2] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.143366][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.143368][ C2] ? 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)) [ 23.143370][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 23.143372][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.143374][ C2] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 23.143376][ C2] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 23.143377][ C2] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 23.143379][ C2] ? 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)) [ 23.143382][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.143384][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 23.143385][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 23.143387][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143389][ C2] ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329) [ 23.143392][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.143393][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.143395][ C2] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 23.143398][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 23.143400][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.143401][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.143403][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 23.143405][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143408][ C2] process_backlog (net/core/dev.c:6728) [ 23.143411][ C2] __napi_poll (net/core/dev.c:7787) [ 23.143413][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 23.143416][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.143417][ C2] ? __napi_poll (./include/net/gro.h:507) [ 23.143421][ C2] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 23.143424][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143426][ C2] handle_softirqs (kernel/softirq.c:645) [ 23.143428][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.143430][ C2] ? 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) [ 23.143432][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143434][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 23.143435][ C2] [ 23.143436][ C2] [ 23.143436][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 23.143438][ C2] ovpn_tcp_sendmsg (drivers/net/ovpn/tcp.c:459) ovpn [ 23.143441][ C2] ? ovpn_tcp_recvmsg (drivers/net/ovpn/tcp.c:180 (discriminator 1)) ovpn [ 23.143445][ C2] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 23.143447][ C2] ? __ia32_sys_getpeername (net/socket.c:2235) [ 23.143453][ C2] ? fput_close_sync (fs/file_table.c:617) [ 23.143456][ C2] ? alloc_file_clone (fs/file_table.c:479) [ 23.143459][ C2] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 23.143462][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.143465][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.143466][ C2] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 23.143468][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 23.143469][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 23.143471][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.143472][ C2] RIP: 0033:0x7fe120a4f54e [ 23.143476][ C2] 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 [ 23.143477][ C2] RSP: 002b:00007fffe0010810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 23.143480][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe120a4f54e [ 23.143482][ C2] RDX: 00000000000003ea RSI: 00007fffe0010880 RDI: 0000000000000005 [ 23.143483][ C2] RBP: 00007fffe0010820 R08: 0000000000000000 R09: 0000000000000000 [ 23.143484][ C2] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fffe00111a8 [ 23.143484][ C2] R13: 0000000000000008 R14: 00007fe120d3a000 R15: 000000000040bda8 | [ 23.143504][ C2] softirqs last disabled at (29487): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 23.143506][ C2] Preemption disabled at: | [ 23.143506][ C2] 0x0 | [ 23.143511][ C2] Tainted: [W]=WARN [ 23.143511][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.143512][ C2] Call Trace: [ 23.143513][ C2] [ 23.143513][ C2] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.143516][ C2] __might_resched.cold (kernel/sched/core.c:9234) [ 23.143519][ C2] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.143522][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143524][ C2] __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)) [ 23.143526][ C2] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.143527][ C2] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.143530][ C2] ? 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) [ 23.143531][ C2] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.143533][ C2] put_chars (drivers/char/virtio_console.c:1176) [ 23.143535][ C2] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.143538][ C2] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.143540][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 23.143542][ C2] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.143544][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143546][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.143548][ C2] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.143550][ C2] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.143552][ C2] ? 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)) [ 23.143554][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143556][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.143558][ C2] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.143560][ C2] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.143562][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.143564][ C2] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.143566][ C2] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.143568][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143570][ C2] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.143572][ C2] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.143574][ C2] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.143576][ C2] vprintk_emit (kernel/printk/printk.c:2479) [ 23.143578][ C2] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.143580][ C2] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 23.143582][ C2] _printk (kernel/printk/printk.c:2504) [ 23.143584][ C2] ? snapshot_read.cold (user.c:?) [ 23.143586][ C2] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 23.143588][ C2] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 23.143590][ C2] ? idr_get_free (??:?) [ 23.143593][ C2] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 23.143596][ C2] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 23.143598][ C2] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 23.143601][ C2] ? __copy_skb_header (net/core/skbuff.c:1564) [ 23.143603][ C2] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 23.143606][ C2] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 23.143608][ C2] __strp_recv (net/strparser/strparser.c:309) [ 23.143611][ C2] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 23.143613][ C2] ? strp_process (net/strparser/strparser.c:335) [ 23.143615][ C2] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 23.143617][ C2] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 23.143618][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.143620][ C2] strp_read_sock (net/strparser/strparser.c:372) [ 23.143623][ C2] ? strp_stop (net/strparser/strparser.c:527) [ 23.143625][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143627][ C2] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.143629][ C2] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 23.143631][ C2] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 23.143634][ C2] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 23.143637][ C2] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 23.143639][ C2] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 23.143640][ C2] ? 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) [ 23.143643][ C2] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 23.143645][ C2] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 23.143648][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.143649][ C2] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 23.143652][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.143653][ C2] ? 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)) [ 23.143655][ C2] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 23.143657][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.143659][ C2] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 23.143661][ C2] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 23.143663][ C2] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 23.143665][ C2] ? 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)) [ 23.143667][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.143669][ C2] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 23.143671][ C2] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 23.143672][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143674][ C2] ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329) [ 23.143676][ C2] ? mark_usage (kernel/locking/lockdep.c:4690) [ 23.143678][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.143679][ C2] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 23.143681][ C2] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 23.143683][ C2] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 23.143685][ C2] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 23.143687][ C2] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 23.143689][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143691][ C2] process_backlog (net/core/dev.c:6728) [ 23.143694][ C2] __napi_poll (net/core/dev.c:7787) [ 23.143696][ C2] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 23.143699][ C2] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 23.143700][ C2] ? __napi_poll (./include/net/gro.h:507) [ 23.143704][ C2] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 23.143706][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143708][ C2] handle_softirqs (kernel/softirq.c:645) [ 23.143710][ C2] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 23.143712][ C2] ? 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) [ 23.143713][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.143715][ C2] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 23.143717][ C2] [ 23.143717][ C2] [ 23.143718][ C2] __local_bh_enable_ip (kernel/softirq.c:473) [ 23.143720][ C2] ovpn_tcp_sendmsg (drivers/net/ovpn/tcp.c:459) ovpn [ 23.143723][ C2] ? ovpn_tcp_recvmsg (drivers/net/ovpn/tcp.c:180 (discriminator 1)) ovpn [ 23.143726][ C2] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 23.143728][ C2] ? __ia32_sys_getpeername (net/socket.c:2235) [ 23.143732][ C2] ? fput_close_sync (fs/file_table.c:617) [ 23.143734][ C2] ? alloc_file_clone (fs/file_table.c:479) [ 23.143735][ C2] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 23.143737][ C2] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.143739][ C2] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 23.143740][ C2] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 23.143742][ C2] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 23.143743][ C2] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 23.143745][ C2] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.143746][ C2] RIP: 0033:0x7fe120a4f54e [ 23.143748][ C2] 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 [ 23.143749][ C2] RSP: 002b:00007fffe0010810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 23.143750][ C2] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe120a4f54e [ 23.143751][ C2] RDX: 00000000000003ea RSI: 00007fffe0010880 RDI: 0000000000000005 [ 23.143752][ C2] RBP: 00007fffe0010820 R08: 0000000000000000 R09: 0000000000000000 [ 23.143752][ C2] R10: 0000000000004000 R11: 0000000000000202 R12: 00007fffe00111a8 [ 23.143753][ C2] R13: 0000000000000008 R14: 00007fe120d3a000 R15: 000000000040bda8 | [ 32.061638][ T623] softirqs last disabled at (0): 0x0 | [ 32.061640][ T623] Preemption disabled at: | [ 32.061641][ T623] 0x0 | [ 32.061651][ T623] Tainted: [W]=WARN [ 32.061652][ T623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.061654][ T623] Call Trace: [ 32.061655][ T623] [ 32.061656][ T623] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.061662][ T623] __might_resched.cold (kernel/sched/core.c:9234) [ 32.061666][ T623] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.061670][ T623] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 32.061673][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.061677][ T623] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 32.061681][ T623] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.061683][ T623] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.061687][ T623] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 32.061689][ T623] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.061691][ T623] put_chars (drivers/char/virtio_console.c:1176) [ 32.061693][ T623] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 32.061695][ T623] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.061697][ T623] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 32.061700][ T623] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.061705][ T623] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.061706][ T623] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.061708][ T623] ? vsnprintf (lib/vsprintf.c:2900) [ 32.061711][ T623] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.061713][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.061715][ T623] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.061717][ T623] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.061720][ T623] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.061722][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.061724][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.061726][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.061728][ T623] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.061730][ T623] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.061732][ T623] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.061734][ T623] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.061737][ T623] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.061739][ T623] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.061741][ T623] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.061743][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.061744][ T623] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.061746][ T623] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.061747][ T623] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 32.061750][ T623] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.061752][ T623] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.061755][ T623] vprintk_emit (kernel/printk/printk.c:2479) [ 32.061758][ T623] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.061762][ T623] _printk (kernel/printk/printk.c:2504) [ 32.061766][ T623] ? snapshot_read.cold (user.c:?) [ 32.061768][ T623] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.061771][ T623] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.061773][ T623] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.061775][ T623] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.061777][ T623] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 32.061780][ T623] ? exit_notify (kernel/exit.c:780) [ 32.061783][ T623] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 32.061784][ T623] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 32.061787][ T623] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.061790][ T623] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.061792][ T623] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.061794][ T623] RIP: 0033:0x7ff6a03d7c49 [ 32.061796][ T623] Code: Unable to access opcode bytes at 0x7ff6a03d7c1f. Code starting with the faulting instruction =========================================== [ 32.061797][ T623] RSP: 002b:00007ff69fb96e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 32.061801][ T623] RAX: ffffffffffffffda RBX: 00007ff69fb976c0 RCX: 00007ff6a03d7c49 [ 32.061802][ T623] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 32.061804][ T623] RBP: 00007ff69fb96f70 R08: 0000000000000001 R09: 00007ff69fb976c0 [ 32.061805][ T623] R10: 0000000000000008 R11: 0000000000000246 R12: 00007ff69f397000 [ 32.061806][ T623] R13: 00007ffc75358bf0 R14: 0000000000000002 R15: 00007ffc75358cf7 | [ 33.316186][ T717] softirqs last disabled at (0): 0x0 | [ 33.316188][ T717] Preemption disabled at: | [ 33.316188][ T717] 0x0 | [ 33.316197][ T717] Tainted: [W]=WARN [ 33.316198][ T717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.316200][ T717] Call Trace: [ 33.316201][ T717] [ 33.316203][ T717] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.316208][ T717] __might_resched.cold (kernel/sched/core.c:9234) [ 33.316212][ T717] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.316216][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316220][ T717] __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)) [ 33.316224][ T717] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.316227][ T717] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.316231][ T717] ? 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) [ 33.316233][ T717] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.316235][ T717] put_chars (drivers/char/virtio_console.c:1176) [ 33.316237][ T717] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.316239][ T717] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 33.316242][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 5) ./include/trace/events/lock.h:68 (discriminator 5) kernel/locking/lockdep.c:5920 (discriminator 5)) [ 33.316244][ T717] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.316248][ T717] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 33.316251][ T717] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.316253][ T717] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.316254][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316256][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.316258][ T717] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.316261][ T717] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.316264][ T717] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.316267][ T717] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.316269][ T717] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.316271][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.316273][ T717] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.316275][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316276][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.316278][ T717] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.316279][ T717] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.316281][ T717] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.316283][ T717] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.316285][ T717] vprintk_emit (kernel/printk/printk.c:2479) [ 33.316288][ T717] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.316290][ T717] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 33.316292][ T717] ? __kernel_text_address (kernel/extable.c:79) [ 33.316293][ T717] ? write_profile (profile.c:?) [ 33.316295][ T717] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.316298][ T717] _printk (kernel/printk/printk.c:2504) [ 33.316301][ T717] ? snapshot_read.cold (user.c:?) [ 33.316303][ T717] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.316306][ T717] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.316308][ T717] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.316310][ T717] ? netdev_notice (net/core/dev.c:13194) [ 33.316311][ T717] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 33.316317][ T717] ? __module_address (kernel/module/main.c:3915) [ 33.316320][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.316321][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316323][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.316325][ T717] ? 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 [ 33.316329][ T717] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 33.316333][ T717] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 33.316335][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.316337][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316339][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.316341][ T717] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 33.316344][ T717] ? 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) [ 33.316346][ T717] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 33.316349][ T717] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 33.316353][ T717] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 33.316356][ T717] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 33.316359][ T717] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.316362][ T717] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.316364][ T717] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 33.316369][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.316371][ T717] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 33.316374][ T717] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 33.316379][ T717] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 33.316381][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316383][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316385][ T717] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 33.316389][ T717] ? write_profile (profile.c:?) [ 33.316390][ T717] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 33.316392][ T717] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 33.316394][ T717] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 33.316396][ T717] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 33.316399][ T717] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 33.316401][ T717] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 33.316403][ T717] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 33.316405][ T717] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 33.316407][ T717] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 33.316410][ T717] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 33.316412][ T717] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 33.316414][ T717] ? netlink_ack (./include/linux/skbuff.h:2718) [ 33.316417][ T717] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.316418][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316420][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.316422][ T717] genl_rcv (net/netlink/genetlink.c:1218) [ 33.316424][ T717] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 33.316426][ T717] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 33.316428][ T717] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.316430][ T717] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.316431][ T717] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 33.316434][ T717] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 33.316437][ T717] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 33.316439][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316441][ T717] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.316443][ T717] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 33.316446][ T717] ? copy_msghdr_from_user (net/socket.c:2650) [ 33.316448][ T717] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 33.316450][ T717] ? move_addr_to_kernel (net/socket.c:258) [ 33.316453][ T717] ___sys_sendmsg (net/socket.c:2767) [ 33.316455][ T717] ? copy_msghdr_from_user (net/socket.c:2619) [ 33.316457][ T717] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 33.316461][ T717] __sys_sendmsg (net/socket.c:2799) [ 33.316464][ T717] ? __sys_sendmsg_sock (net/socket.c:2780) [ 33.316466][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316468][ T717] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.316470][ T717] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.316473][ T717] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.316475][ T717] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.316477][ T717] RIP: 0033:0x7fa8b851b54e [ 33.316479][ T717] 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 [ 33.316481][ T717] RSP: 002b:00007ffcedcdf740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 33.316485][ T717] RAX: ffffffffffffffda RBX: 0000000035c2c130 RCX: 00007fa8b851b54e [ 33.316486][ T717] RDX: 0000000000000000 RSI: 00007ffcedcdf7e0 RDI: 0000000000000005 [ 33.316487][ T717] RBP: 00007ffcedcdf750 R08: 0000000000000000 R09: 0000000000000000 [ 33.316488][ T717] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000035c2c200 [ 33.316489][ T717] R13: 00007ffcedcdf7e0 R14: 0000000035c2d260 R15: 000000000040bda8 | [ 35.995386][ T769] softirqs last disabled at (0): 0x0 | [ 35.995388][ T769] Preemption disabled at: | [ 35.995389][ T769] 0x0 | [ 35.995398][ T769] Tainted: [W]=WARN [ 35.995399][ T769] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 35.995400][ T769] Call Trace: [ 35.995402][ T769] [ 35.995403][ T769] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 35.995409][ T769] __might_resched.cold (kernel/sched/core.c:9234) [ 35.995413][ T769] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 35.995416][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995421][ T769] __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)) [ 35.995424][ T769] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.995427][ T769] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.995431][ T769] ? 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) [ 35.995433][ T769] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 35.995436][ T769] put_chars (drivers/char/virtio_console.c:1176) [ 35.995438][ T769] ? __send_to_port (drivers/char/virtio_console.c:654) [ 35.995440][ T769] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 35.995443][ T769] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 35.995447][ T769] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 35.995449][ T769] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 35.995450][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995452][ T769] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.995455][ T769] console_emit_next_record (kernel/printk/printk.c:3183) [ 35.995457][ T769] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 35.995459][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995461][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995463][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995464][ T769] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.995466][ T769] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 35.995468][ T769] console_flush_one_record (kernel/printk/printk.c:3268) [ 35.995470][ T769] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 35.995473][ T769] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 35.995475][ T769] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.995477][ T769] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 35.995478][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995480][ T769] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.995482][ T769] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 35.995483][ T769] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 35.995485][ T769] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 35.995487][ T769] ? vprintk_emit (kernel/printk/printk.c:2478) [ 35.995489][ T769] vprintk_emit (kernel/printk/printk.c:2479) [ 35.995492][ T769] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 35.995493][ T769] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 35.995496][ T769] ? __kernel_text_address (kernel/extable.c:79) [ 35.995497][ T769] ? write_profile (profile.c:?) [ 35.995500][ T769] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.995502][ T769] _printk (kernel/printk/printk.c:2504) [ 35.995505][ T769] ? snapshot_read.cold (user.c:?) [ 35.995508][ T769] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 35.995510][ T769] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 35.995512][ T769] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 35.995514][ T769] ? netdev_notice (net/core/dev.c:13194) [ 35.995515][ T769] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:76 (discriminator 1)) ovpn [ 35.995521][ T769] ? __module_address (kernel/module/main.c:3915) [ 35.995524][ T769] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.995526][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995528][ T769] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.995530][ T769] ? 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 [ 35.995533][ T769] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 35.995537][ T769] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 35.995540][ T769] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.995542][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995543][ T769] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.995546][ T769] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 35.995548][ T769] ? 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) [ 35.995550][ T769] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 35.995554][ T769] ovpn_peer_del (drivers/net/ovpn/peer.c:1166 drivers/net/ovpn/peer.c:1217) ovpn [ 35.995557][ T769] ? ovpn_peer_add (drivers/net/ovpn/peer.c:1097 (discriminator 9)) ovpn [ 35.995561][ T769] ovpn_nl_peer_del_doit (drivers/net/ovpn/netlink.c:823) ovpn [ 35.995564][ T769] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.995566][ T769] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.995569][ T769] ? ref_tracker_alloc (./include/linux/spinlock.h:425 (discriminator 3) lib/ref_tracker.c:281 (discriminator 3)) [ 35.995574][ T769] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.995576][ T769] ? ovpn_get_dev_from_attrs (./include/linux/rcupdate.h:882 drivers/net/ovpn/netlink.c:67) ovpn [ 35.995579][ T769] genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114) [ 35.995583][ T769] ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2)) [ 35.995585][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995588][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995590][ T769] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 35.995594][ T769] ? write_profile (profile.c:?) [ 35.995595][ T769] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 35.995597][ T769] genl_family_rcv_msg (net/netlink/genetlink.c:1194) [ 35.995599][ T769] ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079) [ 35.995601][ T769] ? ovpn_nl_send_peer (drivers/net/ovpn/netlink.c:606) ovpn [ 35.995604][ T769] ? ovpn_nl_peer_get_dumpit (drivers/net/ovpn/netlink.c:790) ovpn [ 35.995606][ T769] ? ovpn_nl_pre_doit (drivers/net/ovpn/netlink.c:82) ovpn [ 35.995609][ T769] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 35.995610][ T769] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 35.995613][ T769] genl_rcv_msg (net/netlink/genetlink.c:1209) [ 35.995615][ T769] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 35.995617][ T769] ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2)) [ 35.995619][ T769] ? netlink_ack (./include/linux/skbuff.h:2718) [ 35.995622][ T769] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 35.995624][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995625][ T769] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.995627][ T769] genl_rcv (net/netlink/genetlink.c:1218) [ 35.995629][ T769] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 35.995632][ T769] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 35.995633][ T769] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 35.995635][ T769] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 35.995636][ T769] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 35.995640][ T769] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 35.995642][ T769] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 35.995644][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995646][ T769] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 35.995648][ T769] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 35.995652][ T769] ? copy_msghdr_from_user (net/socket.c:2650) [ 35.995654][ T769] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 35.995655][ T769] ? move_addr_to_kernel (net/socket.c:258) [ 35.995658][ T769] ___sys_sendmsg (net/socket.c:2767) [ 35.995660][ T769] ? copy_msghdr_from_user (net/socket.c:2619) [ 35.995662][ T769] ? kfree (mm/slub.c:6778 (discriminator 1)) [ 35.995667][ T769] __sys_sendmsg (net/socket.c:2799) [ 35.995669][ T769] ? __sys_sendmsg_sock (net/socket.c:2780) [ 35.995672][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995674][ T769] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 35.995676][ T769] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 35.995679][ T769] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 35.995681][ T769] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 35.995683][ T769] RIP: 0033:0x7f44abb6a54e [ 35.995685][ T769] 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 [ 35.995686][ T769] RSP: 002b:00007ffc74dbba90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 35.995690][ T769] RAX: ffffffffffffffda RBX: 0000000038c4f130 RCX: 00007f44abb6a54e [ 35.995692][ T769] RDX: 0000000000000000 RSI: 00007ffc74dbbb30 RDI: 0000000000000005 [ 35.995693][ T769] RBP: 00007ffc74dbbaa0 R08: 0000000000000000 R09: 0000000000000000 [ 35.995693][ T769] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000038c4f200 [ 35.995694][ T769] R13: 00007ffc74dbbb30 R14: 0000000038c50260 R15: 000000000040bda8 | [ 41.782238][ T64] softirqs last disabled at (12363): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 41.782240][ T64] Preemption disabled at: | [ 41.782241][ T64] 0x0 | [ 41.782253][ T64] Tainted: [W]=WARN [ 41.782254][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 41.782256][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 41.782266][ T64] Call Trace: [ 41.782268][ T64] [ 41.782270][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 41.782276][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 41.782280][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 41.782283][ T64] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 41.782286][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782290][ 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)) [ 41.782294][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.782297][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.782301][ 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) [ 41.782303][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 41.782305][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 41.782307][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 41.782309][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 41.782310][ T64] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 41.782314][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 41.782318][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 41.782320][ 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) [ 41.782321][ T64] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 41.782323][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.782325][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782327][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.782329][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 41.782332][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 41.782334][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782336][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782338][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782339][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.782341][ T64] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 41.782343][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 41.782345][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 41.782348][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 41.782350][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.782352][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 41.782353][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782355][ T64] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 41.782356][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 41.782358][ T64] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 41.782360][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 41.782362][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 41.782364][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 41.782366][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 41.782368][ T64] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 41.782371][ T64] ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55) [ 41.782374][ T64] _printk (kernel/printk/printk.c:2504) [ 41.782377][ T64] ? snapshot_read.cold (user.c:?) [ 41.782379][ T64] ? write_profile (profile.c:?) [ 41.782381][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 41.782384][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 41.782386][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 41.782388][ T64] ? netdev_notice (net/core/dev.c:13194) [ 41.782390][ T64] ? delayed_vfree_work (mm/vmalloc.c:3414) [ 41.782393][ T64] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 41.782395][ T64] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 41.782399][ 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) [ 41.782401][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 41.782406][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 41.782409][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.782411][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.782412][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782414][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 41.782418][ 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) [ 41.782420][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 41.782422][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.782424][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782426][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.782427][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 41.782429][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 41.782432][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 41.782435][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.782437][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1396 drivers/net/ovpn/peer.c:1452) ovpn [ 41.782440][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 41.782443][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782445][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 41.782446][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 41.782449][ T64] process_one_work (kernel/workqueue.c:3387) [ 41.782453][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 41.782455][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 41.782458][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 41.782460][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.782462][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 41.782465][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.782467][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 41.782468][ T64] kthread (kernel/kthread.c:436) [ 41.782470][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 41.782472][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.782473][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 41.782477][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 41.782479][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 41.782482][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 41.782483][ T64] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 46.903250][ T64] softirqs last disabled at (12363): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 46.903252][ T64] Preemption disabled at: | [ 46.903253][ T64] 0x0 | [ 46.903264][ T64] Tainted: [W]=WARN [ 46.903265][ T64] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 46.903267][ T64] Workqueue: ovpn ovpn_peer_keepalive_work [ovpn] [ 46.903275][ T64] Call Trace: [ 46.903277][ T64] [ 46.903278][ T64] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 46.903284][ T64] __might_resched.cold (kernel/sched/core.c:9234) [ 46.903288][ T64] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 46.903291][ T64] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 46.903294][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903298][ 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)) [ 46.903301][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.903304][ T64] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.903308][ 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) [ 46.903310][ T64] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 46.903312][ T64] put_chars (drivers/char/virtio_console.c:1176) [ 46.903313][ T64] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 46.903315][ T64] ? __send_to_port (drivers/char/virtio_console.c:654) [ 46.903317][ T64] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 46.903320][ T64] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 46.903324][ T64] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 46.903326][ 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) [ 46.903327][ T64] ? vsnprintf (lib/vsprintf.c:2953 (discriminator 1)) [ 46.903329][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.903331][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903333][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.903335][ T64] console_emit_next_record (kernel/printk/printk.c:3183) [ 46.903337][ T64] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 46.903339][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903341][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903343][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903344][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.903346][ T64] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 46.903348][ T64] console_flush_one_record (kernel/printk/printk.c:3268) [ 46.903350][ T64] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 46.903353][ T64] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 46.903354][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.903356][ T64] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 46.903358][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903359][ T64] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 46.903361][ T64] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 46.903362][ T64] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 46.903364][ T64] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 46.903366][ T64] ? vprintk_emit (kernel/printk/printk.c:2478) [ 46.903368][ T64] vprintk_emit (kernel/printk/printk.c:2479) [ 46.903370][ T64] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 46.903372][ T64] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 46.903373][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903375][ T64] ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22)) [ 46.903378][ T64] _printk (kernel/printk/printk.c:2504) [ 46.903381][ T64] ? snapshot_read.cold (user.c:?) [ 46.903382][ T64] ? try_to_wake_up (./include/linux/preempt.h:500 (discriminator 1) kernel/sched/core.c:4263 (discriminator 1)) [ 46.903384][ T64] ? select_fallback_rq (kernel/sched/sched.h:1424) [ 46.903386][ T64] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 46.903389][ T64] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 46.903390][ T64] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 46.903392][ T64] ? netdev_notice (net/core/dev.c:13194) [ 46.903394][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903396][ T64] ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459) [ 46.903399][ 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) [ 46.903402][ T64] ovpn_nl_peer_del_notify (drivers/net/ovpn/netlink.c:1173) ovpn [ 46.903405][ T64] ? ovpn_nl_key_new_doit.cold (drivers/net/ovpn/netlink.c:958 (discriminator 13)) ovpn [ 46.903408][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903410][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.903412][ T64] ovpn_peer_remove (drivers/net/ovpn/peer.c:716) ovpn [ 46.903415][ 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) [ 46.903417][ T64] ? __ovpn_peer_hash_transp_addr (drivers/net/ovpn/peer.c:943) ovpn [ 46.903419][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.903421][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903423][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.903424][ T64] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 46.903426][ T64] ovpn_peer_keepalive_work_single (drivers/net/ovpn/peer.c:1347) ovpn [ 46.903428][ T64] ? ovpn_peers_release_mp (drivers/net/ovpn/peer.c:1290) ovpn [ 46.903431][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.903433][ T64] ovpn_peer_keepalive_work (drivers/net/ovpn/peer.c:1423 drivers/net/ovpn/peer.c:1456) ovpn [ 46.903436][ T64] ? ovpn_peers_free (drivers/net/ovpn/peer.c:1307) ovpn [ 46.903439][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903440][ T64] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 46.903442][ T64] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 46.903444][ T64] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 46.903446][ T64] process_one_work (kernel/workqueue.c:3387) [ 46.903449][ T64] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 46.903451][ T64] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 46.903454][ T64] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 46.903456][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.903458][ T64] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 46.903460][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.903462][ T64] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 46.903464][ T64] kthread (kernel/kthread.c:436) [ 46.903465][ T64] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 46.903467][ T64] ? kthread_affine_preferred (kernel/kthread.c:857) [ 46.903468][ T64] ret_from_fork (arch/x86/kernel/process.c:158) [ 46.903471][ T64] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 46.903473][ T64] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 46.903476][ T64] ? 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:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print