====================================== | [ 32.023878][ T627] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) | [ 32.023981][ T627] | [ 32.024023][ T627] | [ 32.024023][ T627] stack backtrace: [ 32.024180][ T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.024182][ T627] Call Trace: [ 32.024183][ T627] [ 32.024184][ T627] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.024192][ T627] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4125) [ 32.024195][ T627] mark_lock_irq (kernel/locking/lockdep.c:4079 kernel/locking/lockdep.c:4158 kernel/locking/lockdep.c:4294) [ 32.024198][ T627] mark_lock (kernel/locking/lockdep.c:4753) [ 32.024200][ T627] mark_usage (kernel/locking/lockdep.c:4666) [ 32.024201][ T627] __lock_acquire (kernel/locking/lockdep.c:5191) [ 32.024203][ T627] lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.024205][ T627] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 32.024206][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.024209][ T627] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 32.024211][ T627] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 32.024213][ T627] _raw_spin_lock (./include/linux/spinlock_api_smp.h:158 (discriminator 1) kernel/locking/spinlock.c:158 (discriminator 1)) [ 32.024214][ T627] ? __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 32.024216][ T627] __ipv6_dev_ac_dec (./include/linux/spinlock.h:342 net/ipv6/anycast.c:253 net/ipv6/anycast.c:419) [ 32.024218][ T627] addrconf_leave_anycast (net/ipv6/addrconf.c:2289) [ 32.024219][ T627] ? inet6_dump_ifinfo (net/ipv6/addrconf.c:6164) [ 32.024221][ T627] ? __ipv6_isatap_ifid (net/ipv6/addrconf.c:2360) [ 32.024223][ T627] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 32.024225][ T627] __ipv6_ifa_notify (net/ipv6/addrconf.c:6325) [ 32.024227][ T627] ? cleanup_prefix_route (./include/net/ip6_fib.h:558 (discriminator 3)) [ 32.024229][ T627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.024232][ T627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.024233][ T627] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.024235][ T627] ? mark_held_locks (kernel/locking/lockdep.c:4325) [ 32.024236][ T627] ? addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 32.024238][ T627] addrconf_ifdown.isra.0 (net/ipv6/addrconf.c:4004) [ 32.024241][ T627] ? addrconf_dad_run (net/ipv6/addrconf.c:4415 (discriminator 1)) [ 32.024243][ T627] ? neigh_flush_one (./include/linux/skbuff.h:2198) [ 32.024246][ T627] addrconf_notify (net/ipv6/addrconf.c:3834) [ 32.024248][ T627] ? team_port_get_rtnl (drivers/net/team/team_core.c:42 (discriminator 3)) [ 32.024251][ T627] notifier_call_chain (kernel/notifier.c:85) [ 32.024253][ T627] __netdev_upper_dev_link (net/core/dev.c:8930) [ 32.024255][ T627] ? netdev_wait_allrefs_any (net/core/dev.c:11628) [ 32.024258][ T627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.024260][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.024261][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.024263][ T627] netdev_master_upper_dev_link (net/core/dev.c:9000) [ 32.024265][ T627] ? netdev_upper_dev_link (net/core/dev.c:8973) [ 32.024267][ T627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.024269][ T627] vrf_add_slave (drivers/net/vrf.c:1027 drivers/net/vrf.c:1053) vrf [ 32.024270][ T627] ? rtnl_is_locked (net/core/rtnetlink.c:169) [ 32.024271][ T627] do_set_master (net/core/rtnetlink.c:3012) [ 32.024273][ T627] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 32.024275][ T627] do_setlink.isra.0 (net/core/rtnetlink.c:3214 (discriminator 1)) [ 32.024277][ T627] ? rtnl_link_get_size (net/core/rtnetlink.c:716) [ 32.024279][ T627] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4040 (discriminator 3) kernel/rcu/tree.c:4032 (discriminator 3)) [ 32.024281][ T627] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 32.024283][ T627] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.024284][ T627] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 32.024286][ T627] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.024289][ T627] ? __kernel_text_address (kernel/extable.c:79) [ 32.024290][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.024292][ T627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.024294][ T627] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 32.024295][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.024297][ T627] ? lock_acquire (./include/trace/events/lock.h:24 (discriminator 22) kernel/locking/lockdep.c:5831 (discriminator 22)) [ 32.024298][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.024299][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.024301][ T627] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 22)) [ 32.024303][ T627] ? __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) [ 32.024305][ T627] ? __mutex_lock (kernel/locking/mutex.c:798 (discriminator 1) kernel/locking/mutex.c:820 (discriminator 1)) [ 32.024306][ T627] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:341 net/core/rtnetlink.c:4150) [ 32.024308][ T627] ? ww_mutex_lock (kernel/locking/mutex.c:933) [ 32.024309][ T627] ? nla_get_range_signed (lib/nlattr.c:270) [ 32.024313][ T627] ? __rtnl_newlink (net/core/rtnetlink.c:4001) [ 32.024315][ T627] rtnl_newlink (net/core/rtnetlink.c:4151) [ 32.024317][ T627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.024318][ T627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.024320][ T627] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 32.024321][ T627] ? mark_usage (kernel/locking/lockdep.c:4674) [ 32.024322][ T627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.024324][ T627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.024325][ T627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.024327][ T627] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 32.024328][ T627] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5535) [ 32.024330][ T627] ? __rtnl_newlink (net/core/rtnetlink.c:4028 (discriminator 1)) [ 32.024332][ T627] rtnetlink_rcv_msg (net/core/rtnetlink.c:7062) [ 32.024333][ T627] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.024334][ T627] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.024336][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.024338][ T627] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5868 (discriminator 1)) [ 32.024339][ T627] ? find_held_lock (kernel/locking/lockdep.c:5350) [ 32.024341][ T627] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 32.024343][ T627] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 32.024344][ T627] ? netlink_ack (./include/linux/skbuff.h:2720) [ 32.024347][ T627] ? 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)) [ 32.024349][ T627] ? 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)) [ 32.024351][ T627] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 32.024353][ T627] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 32.024355][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5237) [ 32.024356][ T627] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 32.024358][ T627] ? netlink_unicast (./include/net/net_namespace.h:419 (discriminator 7)) [ 32.024360][ T627] ? __might_fault (mm/memory.c:7340 (discriminator 5)) [ 32.024364][ T627] ____sys_sendmsg (net/socket.c:787 (discriminator 4) net/socket.c:802 (discriminator 4) net/socket.c:2698 (discriminator 4)) [ 32.024366][ T627] ? copy_msghdr_from_user (net/socket.c:2635) [ 32.024368][ T627] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5354) [ 32.024369][ T627] ? move_addr_to_kernel (net/socket.c:258) [ 32.024371][ T627] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 32.024373][ T627] ? validate_chain (kernel/locking/lockdep.c:3801 (discriminator 2) kernel/locking/lockdep.c:3821 (discriminator 2) kernel/locking/lockdep.c:3876 (discriminator 2)) [ 32.024375][ T627] ___sys_sendmsg (net/socket.c:2752) [ 32.024376][ T627] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3131) [ 32.024378][ T627] ? copy_msghdr_from_user (net/socket.c:2603) [ 32.024383][ T627] __sys_sendmsg (net/socket.c:2784) [ 32.024385][ T627] ? __sys_sendmsg_sock (net/socket.c:2765) [ 32.024386][ T627] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3156 (discriminator 6)) [ 32.024388][ T627] ? 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) [ 32.024390][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:752 (discriminator 3)) [ 32.024392][ T627] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) [ 32.024393][ T627] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 32.024396][ T627] ? exc_page_fault (arch/x86/mm/fault.c:1480 (discriminator 3) arch/x86/mm/fault.c:1527 (discriminator 3)) [ 32.024398][ T627] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.024399][ T627] RIP: 0033:0x7f63eb17308e [ 32.024401][ T627] 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 [ 32.024403][ T627] RSP: 002b:00007ffe5d961b00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 32.024406][ T627] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f63eb17308e [ 32.024407][ T627] RDX: 0000000000000000 RSI: 00007ffe5d961bb0 RDI: 0000000000000005 [ 32.024408][ T627] RBP: 00007ffe5d961b10 R08: 0000000000000000 R09: 0000000000000000 [ 32.024409][ T627] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a1986a1 Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock