====================================== | [ 100.510323][ T1421] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) | [ 100.510558][ T1421] | [ 100.510625][ T1421] | [ 100.510625][ T1421] stack backtrace: [ 100.510795][ T1421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 100.510798][ T1421] Call Trace: [ 100.510800][ T1421] [ 100.510802][ T1421] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 100.510807][ T1421] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125) [ 100.510812][ T1421] mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294) [ 100.510817][ T1421] mark_lock (kernel/locking/lockdep.c:4753) [ 100.510819][ T1421] mark_usage (kernel/locking/lockdep.c:4666) [ 100.510822][ T1421] __lock_acquire (kernel/locking/lockdep.c:5191) [ 100.510824][ T1421] ? __update_idle_core (./include/linux/find.h:64 (discriminator 1) kernel/sched/fair.c:7854 (discriminator 1)) [ 100.510828][ T1421] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.510830][ T1421] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 100.510833][ T1421] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.510842][ T1421] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 100.510844][ T1421] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.510847][ T1421] _raw_spin_lock (./include/linux/spinlock_api_smp.h:158 (discriminator 1) kernel/locking/spinlock.c:158 (discriminator 1)) [ 100.510850][ T1421] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 100.510852][ T1421] __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 100.510855][ T1421] addrconf_leave_anycast (net/ipv6/addrconf.c:2289) [ 100.510858][ T1421] ? inet6_dump_ifinfo (net/ipv6/addrconf.c:6164) [ 100.510861][ T1421] ? __ipv6_isatap_ifid (net/ipv6/addrconf.c:2360) [ 100.510864][ T1421] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 100.510867][ T1421] __ipv6_ifa_notify (net/ipv6/addrconf.c:6325) [ 100.510871][ T1421] ? cleanup_prefix_route (./include/net/ip6_fib.h:558 (discriminator 3)) [ 100.510874][ T1421] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.510878][ T1421] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.510880][ T1421] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 100.510883][ T1421] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 100.510886][ T1421] ? addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 100.510889][ T1421] addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 100.510894][ T1421] ? addrconf_dad_run (net/ipv6/addrconf.c:4415 (discriminator 1)) [ 100.510897][ T1421] ? neigh_flush_one (./include/linux/skbuff.h:2198) [ 100.510901][ T1421] addrconf_notify (net/ipv6/addrconf.c:3834) [ 100.510904][ T1421] ? team_port_get_rtnl (drivers/net/team/team_core.c:42 (discriminator 3)) [ 100.510909][ T1421] notifier_call_chain (kernel/notifier.c:85) [ 100.510913][ T1421] __netdev_upper_dev_link (net/core/dev.c:8930) [ 100.510916][ T1421] ? netdev_wait_allrefs_any (net/core/dev.c:11628) [ 100.510920][ T1421] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.510923][ T1421] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.510925][ T1421] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.510929][ T1421] netdev_master_upper_dev_link (net/core/dev.c:9000) [ 100.510933][ T1421] ? netdev_upper_dev_link (net/core/dev.c:8973) [ 100.510935][ T1421] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.510939][ T1421] vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053) vrf [ 100.510943][ T1421] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 100.510946][ T1421] do_set_master (net/core/rtnetlink.c:3012) [ 100.510948][ T1421] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 100.510952][ T1421] do_setlink.isra.0 (net/core/rtnetlink.c:3214 (discriminator 1)) [ 100.510956][ T1421] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 100.510960][ T1421] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 100.510963][ T1421] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 100.510966][ T1421] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.510968][ T1421] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 100.510970][ T1421] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 100.510974][ T1421] ? __kernel_text_address (kernel/extable.c:79) [ 100.510977][ T1421] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.510980][ T1421] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.510983][ T1421] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 100.510986][ T1421] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.510988][ T1421] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 100.510990][ T1421] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.510993][ T1421] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.510995][ T1421] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 100.510999][ T1421] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:820) [ 100.511001][ T1421] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 100.511004][ T1421] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 100.511007][ T1421] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 100.511009][ T1421] ? nla_get_range_signed (lib/nlattr.c:270) [ 100.511014][ T1421] ? __rtnl_newlink (net/core/rtnetlink.c:4001) [ 100.511019][ T1421] rtnl_newlink (net/core/rtnetlink.c:4151) [ 100.511022][ T1421] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.511024][ T1421] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.511027][ T1421] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 100.511030][ T1421] ? mark_usage (kernel/locking/lockdep.c:4674) [ 100.511032][ T1421] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.511035][ T1421] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.511037][ T1421] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.511040][ T1421] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 100.511042][ T1421] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 100.511045][ T1421] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 100.511047][ T1421] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062) [ 100.511050][ T1421] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.511052][ T1421] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.511054][ T1421] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.511058][ T1421] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 100.511059][ T1421] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 100.511063][ T1421] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 100.511065][ T1421] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 100.511068][ T1421] ? netlink_ack (./include/linux/skbuff.h:2720) [ 100.511072][ T1421] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 100.511074][ T1421] ? netlink_deliver_tap (./include/linux/rcupdate.h:310 (discriminator 2) ./include/linux/rcupdate.h:869 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 100.511077][ T1421] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 100.511080][ T1421] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 100.511083][ T1421] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 100.511086][ T1421] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 100.511089][ T1421] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 100.511092][ T1421] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 100.511097][ T1421] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 100.511100][ T1421] ? copy_msghdr_from_user (net/socket.c:2635) [ 100.511103][ T1421] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354) [ 100.511105][ T1421] ? move_addr_to_kernel (net/socket.c:258) [ 100.511108][ T1421] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 100.511110][ T1421] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 100.511113][ T1421] ___sys_sendmsg (net/socket.c:2752) [ 100.511116][ T1421] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 100.511119][ T1421] ? copy_msghdr_from_user (net/socket.c:2603) [ 100.511127][ T1421] __sys_sendmsg (net/socket.c:2784) [ 100.511130][ T1421] ? __sys_sendmsg_sock (net/socket.c:2765) [ 100.511131][ T1421] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 100.511135][ T1421] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 100.511138][ T1421] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 100.511141][ T1421] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 100.511142][ T1421] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 100.511146][ T1421] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 100.511149][ T1421] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 100.511151][ T1421] RIP: 0033:0x7f41d9be208e [ 100.511156][ T1421] Code: 4d 89 d8 e8 94 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 94 bd 00 00 call 0xbd9c 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 [ 100.511158][ T1421] RSP: 002b:00007ffc92b1df60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 100.511163][ T1421] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f41d9be208e [ 100.511165][ T1421] RDX: 0000000000000000 RSI: 00007ffc92b1e010 RDI: 0000000000000005 [ 100.511167][ T1421] RBP: 00007ffc92b1df70 R08: 0000000000000000 R09: 0000000000000000 [ 100.511168][ T1421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a195bb7 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock