====================================== | [ 11.110853][ T265] softirqs last disabled at (35968): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.110855][ T265] Preemption disabled at: | [ 11.110856][ T265] 0x0 | [ 11.110866][ T265] Tainted: [W]=WARN [ 11.110867][ T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.110869][ T265] Call Trace: [ 11.110870][ T265] [ 11.110872][ T265] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.110878][ T265] __might_resched.cold (kernel/sched/core.c:9234) [ 11.110882][ T265] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.110887][ T265] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.110892][ T265] __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)) [ 11.110894][ T265] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.110899][ T265] ? 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) [ 11.110902][ T265] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.110905][ T265] put_chars (drivers/char/virtio_console.c:1176) [ 11.110908][ T265] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.110910][ T265] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.110914][ T265] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.110919][ T265] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.110926][ T265] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.110928][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.110930][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.110934][ T265] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.110938][ T265] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.110940][ T265] ? 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)) [ 11.110943][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.110945][ T265] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.110949][ T265] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.110953][ T265] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.110955][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.110960][ T265] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.110962][ T265] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.110964][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.110966][ T265] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.110970][ T265] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.110971][ T265] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.110975][ T265] vprintk_emit (kernel/printk/printk.c:2479) [ 11.110978][ T265] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.110982][ T265] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.110985][ T265] _printk (kernel/printk/printk.c:2504) [ 11.110989][ T265] ? snapshot_read.cold (user.c:?) [ 11.110991][ T265] ? 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) [ 11.110994][ T265] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.110997][ T265] ? 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) [ 11.111000][ T265] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.111004][ T265] ? exit_notify (kernel/exit.c:780) [ 11.111005][ T265] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.111008][ T265] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.111012][ T265] do_group_exit (kernel/exit.c:1151) [ 11.111014][ T265] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.111016][ T265] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.111019][ T265] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.111023][ T265] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.111025][ T265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.111027][ T265] RIP: 0033:0x7fa8a8c551b8 [ 11.111030][ T265] Code: Unable to access opcode bytes at 0x7fa8a8c5518e. Code starting with the faulting instruction =========================================== [ 11.111031][ T265] RSP: 002b:00007ffdf9a006d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.111033][ T265] RAX: ffffffffffffffda RBX: 00007fa8a8d85f88 RCX: 00007fa8a8c551b8 [ 11.111035][ T265] RDX: 00007fa8a899ffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.111036][ T265] RBP: 00007ffdf9a00730 R08: 0000000000000000 R09: 0000000000000000 [ 11.111036][ T265] R10: 00007ffdf9a004f0 R11: 0000000000000246 R12: 0000000000000001 [ 11.111037][ T265] R13: 0000000000000000 R14: 00007fa8a8d84680 R15: 00007fa8a8d85fa0 | [ 18.393700][ C1] | [ 18.393700][ C1] | [ 18.393700][ C1] stack backtrace: | [ 18.393706][ C1] Tainted: [W]=WARN [ 18.393707][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.393708][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 18.393712][ C1] Call Trace: [ 18.393713][ C1] [ 18.393714][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.393718][ C1] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 18.393721][ C1] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 18.393723][ C1] mark_lock (kernel/locking/lockdep.c:4769) [ 18.393725][ C1] mark_usage (kernel/locking/lockdep.c:4658) [ 18.393727][ C1] __lock_acquire (kernel/locking/lockdep.c:5208) [ 18.393729][ C1] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393730][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 18.393732][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393736][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.393738][ C1] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 18.393739][ C1] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 18.393741][ C1] console_emit_next_record (kernel/printk/printk.c:3177) [ 18.393743][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.393745][ C1] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 18.393747][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393748][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.393750][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.393752][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.393754][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.393756][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.393758][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.393759][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393761][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.393763][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.393764][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.393766][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 18.393768][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.393770][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.393772][ C1] _printk (kernel/printk/printk.c:2504) [ 18.393774][ C1] ? snapshot_read.cold (user.c:?) [ 18.393775][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 18.393778][ C1] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 18.393782][ C1] ? idr_get_free (??:?) [ 18.393784][ C1] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 18.393787][ C1] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 18.393790][ C1] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 18.393792][ C1] ? __copy_skb_header (net/core/skbuff.c:1564) [ 18.393795][ C1] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 18.393798][ C1] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 18.393800][ C1] __strp_recv (net/strparser/strparser.c:309) [ 18.393803][ C1] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 18.393804][ C1] ? strp_process (net/strparser/strparser.c:335) [ 18.393806][ C1] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 18.393807][ C1] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 18.393809][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.393811][ C1] strp_read_sock (net/strparser/strparser.c:372) [ 18.393813][ C1] ? strp_stop (net/strparser/strparser.c:527) [ 18.393815][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393817][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.393818][ C1] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 18.393820][ C1] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 18.393823][ C1] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 18.393826][ C1] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 18.393827][ C1] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 18.393829][ C1] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 18.393831][ C1] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 18.393833][ C1] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 18.393835][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.393837][ C1] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.393839][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393840][ C1] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 18.393842][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 18.393844][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 18.393846][ C1] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 18.393848][ C1] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 18.393849][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 18.393851][ C1] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 18.393853][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 18.393855][ C1] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 18.393856][ C1] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 18.393858][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.393860][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.393861][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.393863][ C1] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 18.393865][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 18.393867][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393868][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 18.393870][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 18.393872][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393874][ C1] process_backlog (net/core/dev.c:6728) [ 18.393877][ C1] __napi_poll (net/core/dev.c:7787) [ 18.393879][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 18.393882][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.393883][ C1] ? __napi_poll (./include/net/gro.h:507) [ 18.393886][ C1] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 18.393889][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.393891][ C1] handle_softirqs (kernel/softirq.c:645) [ 18.393893][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 18.393895][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 18.393896][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393898][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 18.393900][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 18.393901][ C1] [ 18.393902][ C1] [ 18.393902][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 18.393904][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 18.393906][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.393907][ C1] ? do_ipv6_getsockopt (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/ipv6_sockglue.c:1332 (discriminator 2)) [ 18.393909][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 18.393911][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.393913][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.393914][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.393915][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.393917][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 18.393919][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.393920][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.393921][ C1] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 18.393924][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 18.393926][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 18.393928][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.393929][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.393931][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 18.393933][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 18.393935][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 18.393937][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 18.393938][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393940][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.393941][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.393942][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.393944][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 18.393946][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.393948][ C1] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 18.393949][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.393951][ C1] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 18.393953][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393955][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 18.393957][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.393958][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.393960][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.393961][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 18.393963][ C1] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 18.393965][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393967][ C1] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 18.393968][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.393970][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.393971][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.393973][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 18.393975][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 18.393977][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393979][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393980][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.393982][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.393984][ C1] process_one_work (kernel/workqueue.c:3387) [ 18.393986][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 18.393988][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.393991][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 18.393993][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.393995][ C1] kthread (kernel/kthread.c:436) [ 18.393996][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.393999][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.394000][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.394002][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 18.394004][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.394006][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.394008][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 18.394026][ C1] softirqs last disabled at (20033): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) | [ 18.394027][ C1] Preemption disabled at: | [ 18.394028][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 18.394032][ C1] Tainted: [W]=WARN [ 18.394033][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.394034][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 18.394036][ C1] Call Trace: [ 18.394036][ C1] [ 18.394037][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.394039][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 18.394041][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 18.394044][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.394046][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394049][ C1] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 18.394050][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.394052][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.394053][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 18.394055][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.394057][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 18.394058][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.394061][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.394063][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5208) [ 18.394065][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.394066][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394068][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.394070][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.394072][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.394073][ C1] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 18.394075][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394077][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.394079][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.394081][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.394083][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.394085][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.394087][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.394088][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394090][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.394092][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.394093][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.394095][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 18.394097][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.394099][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.394101][ C1] _printk (kernel/printk/printk.c:2504) [ 18.394103][ C1] ? snapshot_read.cold (user.c:?) [ 18.394104][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 18.394106][ C1] ? ovpn_netdev_write (./include/linux/netdevice.h:3107 (discriminator 3)) ovpn [ 18.394108][ C1] ? idr_get_free (??:?) [ 18.394110][ C1] ovpn_recv.cold (drivers/net/ovpn/io.c:225 (discriminator 4)) ovpn [ 18.394113][ C1] ovpn_tcp_rcv (drivers/net/ovpn/tcp.c:148) ovpn [ 18.394116][ C1] ? ovpn_tcp_write_space (drivers/net/ovpn/tcp.c:488 (discriminator 2)) ovpn [ 18.394118][ C1] ? __copy_skb_header (net/core/skbuff.c:1564) [ 18.394120][ C1] ? ovpn_tcp_disconnect (drivers/net/ovpn/tcp.c:467) ovpn [ 18.394122][ C1] ? sock_queue_err_skb (net/core/skbuff.c:5498 (discriminator 3)) [ 18.394124][ C1] __strp_recv (net/strparser/strparser.c:309) [ 18.394127][ C1] __tcp_read_sock (net/ipv4/tcp.c:1689) [ 18.394129][ C1] ? strp_process (net/strparser/strparser.c:335) [ 18.394131][ C1] ? __tcp_transmit_skb (net/ipv4/tcp_output.c:1716) [ 18.394132][ C1] ? tcp_cleanup_rbuf (./include/linux/skbuff.h:2196) [ 18.394134][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.394135][ C1] strp_read_sock (net/strparser/strparser.c:372) [ 18.394137][ C1] ? strp_stop (net/strparser/strparser.c:527) [ 18.394139][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394141][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.394143][ C1] strp_data_ready (net/strparser/strparser.c:402 net/strparser/strparser.c:380) [ 18.394145][ C1] ovpn_tcp_data_ready (drivers/net/ovpn/tcp.c:478) ovpn [ 18.394147][ C1] tcp_rcv_established (net/ipv4/tcp_input.c:6654) [ 18.394150][ C1] ? __tcp_check_space (net/ipv4/tcp_input.c:6059 (discriminator 2)) [ 18.394152][ C1] ? tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2292 (discriminator 1)) [ 18.394153][ C1] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 18.394155][ C1] tcp_v4_do_rcv (net/ipv4/tcp_ipv4.c:1862) [ 18.394157][ C1] tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2296) [ 18.394159][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.394161][ C1] ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.394163][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.394164][ C1] ? ip_local_deliver_finish (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_input.c:240 (discriminator 2)) [ 18.394166][ C1] ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207) [ 18.394168][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 18.394170][ C1] ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1)) [ 18.394172][ C1] ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 18.394173][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 18.394175][ C1] ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2)) [ 18.394177][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 18.394179][ C1] ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612) [ 18.394180][ C1] ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3)) [ 18.394182][ C1] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 18.394183][ C1] ? mark_usage (kernel/locking/lockdep.c:4690) [ 18.394185][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.394186][ C1] ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655) [ 18.394188][ C1] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 18.394190][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.394191][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 18.394193][ C1] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 18.394195][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394197][ C1] process_backlog (net/core/dev.c:6728) [ 18.394200][ C1] __napi_poll (net/core/dev.c:7787) [ 18.394202][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 18.394204][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.394205][ C1] ? __napi_poll (./include/net/gro.h:507) [ 18.394209][ C1] ? ktime_get_update_offsets_now (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:2859) [ 18.394211][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.394212][ C1] handle_softirqs (kernel/softirq.c:645) [ 18.394214][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 18.394215][ C1] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 18.394217][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394219][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 18.394221][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 18.394222][ C1] [ 18.394222][ C1] [ 18.394223][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 18.394224][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 18.394226][ C1] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.394228][ C1] ? do_ipv6_getsockopt (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/ipv6_sockglue.c:1332 (discriminator 2)) [ 18.394229][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 18.394231][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.394232][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.394234][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.394235][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.394237][ C1] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 18.394238][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.394239][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.394240][ C1] ? ___neigh_create (./include/linux/spinlock.h:407 net/core/neighbour.c:721) [ 18.394243][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 18.394245][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 18.394246][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.394248][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.394249][ C1] ? ip6_mtu (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/ip6_route.h:384 (discriminator 2) net/ipv6/route.c:3290 (discriminator 2)) [ 18.394251][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 18.394253][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 18.394255][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 18.394256][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.394258][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 18.394259][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.394260][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.394262][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 18.394264][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 18.394266][ C1] ? ndisc_alloc_skb (./include/linux/rcupdate.h:882 net/ipv6/ndisc.c:436) [ 18.394267][ C1] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 18.394269][ C1] addrconf_dad_completed (net/ipv6/addrconf.c:4396) [ 18.394271][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.394273][ C1] ? addrconf_rs_timer (net/ipv6/addrconf.c:4092 (discriminator 11)) [ 18.394274][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.394276][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.394277][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.394279][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 18.394281][ C1] addrconf_dad_begin (net/ipv6/addrconf.c:4158) [ 18.394282][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.394284][ C1] ? addrconf_dad_completed (net/ipv6/addrconf.c:4402) [ 18.394286][ C1] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.394287][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.394289][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 18.394290][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4263) [ 18.394293][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 18.394295][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394296][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394298][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.394299][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.394301][ C1] process_one_work (kernel/workqueue.c:3387) [ 18.394304][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 18.394305][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 18.394308][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 18.394311][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 18.394312][ C1] kthread (kernel/kthread.c:436) [ 18.394314][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 18.394315][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.394317][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 18.394318][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 18.394320][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 18.394321][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 18.394323][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 23.980340][ T480] softirqs last disabled at (0): 0x0 | [ 23.980342][ T480] Preemption disabled at: | [ 23.980342][ T480] 0x0 | [ 23.980352][ T480] Tainted: [W]=WARN [ 23.980352][ T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 23.980354][ T480] Call Trace: [ 23.980356][ T480] [ 23.980357][ T480] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 23.980362][ T480] __might_resched.cold (kernel/sched/core.c:9234) [ 23.980366][ T480] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 23.980369][ T480] ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128) [ 23.980372][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.980375][ T480] __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)) [ 23.980379][ T480] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.980381][ T480] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.980385][ T480] ? 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) [ 23.980387][ T480] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 23.980389][ T480] put_chars (drivers/char/virtio_console.c:1176) [ 23.980391][ T480] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 23.980392][ T480] ? __send_to_port (drivers/char/virtio_console.c:654) [ 23.980394][ T480] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 23.980397][ T480] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 23.980400][ T480] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 23.980402][ T480] ? 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) [ 23.980404][ T480] ? vsnprintf (lib/vsprintf.c:2900) [ 23.980406][ T480] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.980408][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.980414][ T480] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.980416][ T480] console_emit_next_record (kernel/printk/printk.c:3183) [ 23.980419][ T480] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 23.980421][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.980424][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.980425][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.980427][ T480] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.980429][ T480] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 23.980430][ T480] console_flush_one_record (kernel/printk/printk.c:3268) [ 23.980433][ T480] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 23.980435][ T480] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 23.980437][ T480] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 23.980439][ T480] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 23.980440][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 23.980442][ T480] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 23.980443][ T480] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 23.980445][ T480] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 23.980447][ T480] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 23.980448][ T480] ? vprintk_emit (kernel/printk/printk.c:2478) [ 23.980450][ T480] vprintk_emit (kernel/printk/printk.c:2479) [ 23.980452][ T480] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 23.980455][ T480] _printk (kernel/printk/printk.c:2504) [ 23.980458][ T480] ? snapshot_read.cold (user.c:?) [ 23.980460][ T480] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 23.980462][ T480] ? 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) [ 23.980464][ T480] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 23.980466][ T480] ? 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) [ 23.980468][ T480] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 23.980471][ T480] ? exit_notify (kernel/exit.c:780) [ 23.980473][ T480] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 23.980475][ T480] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 23.980477][ T480] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 23.980480][ T480] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 23.980482][ T480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 23.980484][ T480] RIP: 0033:0x7f8352a9fc49 [ 23.980486][ T480] Code: Unable to access opcode bytes at 0x7f8352a9fc1f. Code starting with the faulting instruction =========================================== [ 23.980487][ T480] RSP: 002b:00007f835225ee60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 23.980490][ T480] RAX: ffffffffffffffda RBX: 00007f835225f6c0 RCX: 00007f8352a9fc49 [ 23.980491][ T480] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 23.980492][ T480] RBP: 00007f835225ef70 R08: 0000000000000001 R09: 00007f835225f6c0 [ 23.980493][ T480] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f8351a5f000 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable __kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars