======================================
| [ 43.933533][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
| [ 43.933897][ C0]
| [ 43.933982][ C0]
| [ 43.933982][ C0] stack backtrace:
[ 43.934558][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 43.934944][ C0] Call Trace:
[ 43.935072][ C0]
[ 43.935159][ C0] dump_stack_lvl (lib/dump_stack.c:117)
[ 43.935444][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024)
[ 43.935694][ C0] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024)
[ 43.935901][ C0] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264)
[ 43.936106][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256)
[ 43.936401][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[ 43.936577][ C0] mark_lock_irq (kernel/locking/lockdep.c:4244)
[ 43.936764][ C0] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207)
[ 43.936946][ C0] ? stack_trace_save (kernel/stacktrace.c:123)
[ 43.937262][ C0] ? save_trace (kernel/locking/lockdep.c:586)
[ 43.937430][ C0] mark_lock (kernel/locking/lockdep.c:4678)
[ 43.937556][ C0] mark_usage (kernel/locking/lockdep.c:4567)
[ 43.937699][ C0] __lock_acquire (kernel/locking/lockdep.c:5091)
[ 43.937884][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756)
[ 43.938172][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.938341][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719)
[ 43.938517][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52))
[ 43.938700][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.938980][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727)
[ 43.939163][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.939331][ C0] _raw_read_lock_bh (./include/linux/rwlock_api_smp.h:177 kernel/locking/spinlock.c:252)
[ 43.939497][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.939678][ C0] ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.939843][ C0] ndisc_send_ns (net/ipv6/ndisc.c:658)
[ 43.940035][ C0] ? __pfx_ndisc_send_ns (net/ipv6/ndisc.c:653)
[ 43.940202][ C0] ? __ipv6_chk_addr_and_flags (net/ipv6/addrconf.c:2009)
[ 43.940544][ C0] ndisc_solicit (net/ipv6/ndisc.c:736)
[ 43.940719][ C0] ? __pfx_ndisc_solicit (net/ipv6/ndisc.c:736)
[ 43.940894][ C0] ? neigh_probe (net/core/neighbour.c:1074)
[ 43.941062][ C0] neigh_probe (net/core/neighbour.c:1075)
[ 43.941194][ C0] __neigh_event_send (net/core/neighbour.c:1242)
[ 43.941495][ C0] ? do_raw_write_lock (kernel/locking/spinlock_debug.c:188 kernel/locking/spinlock_debug.c:210)
[ 43.941664][ C0] ? __pfx_do_raw_write_lock (kernel/locking/spinlock_debug.c:209)
[ 43.941849][ C0] neigh_resolve_output (net/core/neighbour.c:1547)
[ 43.942015][ C0] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:387)
[ 43.942413][ C0] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 43.942580][ C0] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137)
[ 43.942769][ C0] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222)
[ 43.942940][ C0] ? __pfx_flow_hash_from_keys (net/core/flow_dissector.c:1789)
[ 43.943236][ C0] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243)
[ 43.943363][ C0] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230)
[ 43.943527][ C0] ? ip6_make_flowlabel.constprop.0 (./include/linux/skbuff.h:1482 ./include/linux/skbuff.h:1497 ./include/linux/skbuff.h:1594 ./include/net/ipv6.h:973) ip6_tunnel
[ 43.943786][ C0] ? __pfx_ip6_make_flowlabel.constprop.0 (./include/net/ipv6.h:956) ip6_tunnel
[ 43.944180][ C0] ? ip6_local_out (net/ipv6/output_core.c:154)
[ 43.944368][ C0] ip6tunnel_xmit.constprop.0 (./include/net/ip6_tunnel.h:163) ip6_tunnel
[ 43.944612][ C0] ip6_tnl_xmit (net/ipv6/ip6_tunnel.c:1279) ip6_tunnel
[ 43.944856][ C0] ? __kasan_kmalloc (mm/kasan/common.c:391)
[ 43.945025][ C0] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52))
[ 43.945217][ C0] ? sk_getsockopt (net/core/sock.c:1940 (discriminator 2))
[ 43.945411][ C0] ? __pfx_ip6_tnl_xmit (net/ipv6/ip6_tunnel.c:1085) ip6_tunnel
[ 43.945647][ C0] ? pskb_expand_head (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:2267)
[ 43.945924][ C0] ? __pfx_pskb_expand_head (net/core/skbuff.c:2202)
[ 43.946122][ C0] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/ipv6/addrconf.c:2007)
[ 43.946337][ C0] ? __gre6_xmit (net/ipv6/ip6_gre.c:812) ip6_gre
[ 43.946530][ C0] __gre6_xmit (net/ipv6/ip6_gre.c:812) ip6_gre
[ 43.946873][ C0] ? __pfx___gre6_xmit (net/ipv6/ip6_gre.c:747) ip6_gre
[ 43.947114][ C0] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:838 net/ipv6/ip6_gre.c:919) ip6_gre
[ 43.947330][ C0] ? __pfx_ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:905) ip6_gre
[ 43.947649][ C0] ? find_held_lock (kernel/locking/lockdep.c:5244)
[ 43.947815][ C0] ? __lock_release (kernel/locking/lockdep.c:5430)
[ 43.947980][ C0] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 43.948153][ C0] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 43.948431][ C0] ? __pfx_qdisc_pkt_len_init (net/core/dev.c:3712)
[ 43.948598][ C0] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 43.948774][ C0] dev_hard_start_xmit (./include/linux/netdevice.h:4875 ./include/linux/netdevice.h:4889 net/core/dev.c:3563 net/core/dev.c:3579)
[ 43.948965][ C0] ? validate_xmit_skb.constprop.0 (net/core/dev.c:3634)
[ 43.949295][ C0] __dev_queue_xmit (net/core/dev.h:167 net/core/dev.c:4373)
[ 43.949498][ C0] ? do_raw_write_lock (./arch/x86/include/asm/atomic.h:115 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qrwlock.h:98 kernel/locking/spinlock_debug.c:211)
[ 43.949678][ C0] ? __pfx_do_raw_write_lock (kernel/locking/spinlock_debug.c:209)
[ 43.949871][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4281)
[ 43.950060][ C0] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 43.950357][ C0] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 43.950539][ C0] ip_finish_output2 (./include/net/neighbour.h:542 net/ipv4/ip_output.c:235)
[ 43.950729][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194)
[ 43.950969][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194)
[ 43.951298][ C0] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199)
[ 43.951479][ C0] ? __ip_finish_output (./include/linux/skbuff.h:1645 ./include/linux/skbuff.h:4961 net/ipv4/ip_output.c:307 net/ipv4/ip_output.c:295)
[ 43.951657][ C0] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433)
[ 43.951792][ C0] ? __pfx_ip_output (net/ipv4/ip_output.c:427)
[ 43.952091][ C0] ? pskb_expand_head (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:2267)
[ 43.952267][ C0] ? ip_route_input_noref (net/ipv4/route.c:2489)
[ 43.952447][ C0] NF_HOOK.constprop.0 (./include/linux/netfilter.h:314)
[ 43.952624][ C0] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308)
[ 43.952809][ C0] ? ip_forward (net/ipv4/ip_forward.c:144)
[ 43.952989][ C0] ip_rcv (./include/net/dst.h:460 ./include/net/dst.h:458 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569)
[ 43.953125][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562)
[ 43.953305][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756)
[ 43.953482][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 43.953771][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562)
[ 43.953947][ C0] __netif_receive_skb_one_core (net/core/dev.c:5604 (discriminator 4))
[ 43.954169][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5597)
[ 43.954500][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 43.954687][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727)
[ 43.954873][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 43.955053][ C0] process_backlog (./include/linux/rcupdate.h:810 net/core/dev.c:6048)
[ 43.955234][ C0] ? find_held_lock (kernel/locking/lockdep.c:5244)
[ 43.955525][ C0] __napi_poll.constprop.0 (net/core/dev.c:6701)
[ 43.955702][ C0] net_rx_action (net/core/dev.c:6770 net/core/dev.c:6886)
[ 43.955882][ C0] ? __pfx_net_rx_action (net/core/dev.c:6850)
[ 43.956063][ C0] __do_softirq (kernel/softirq.c:554)
[ 43.956468][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399)
[ 43.956665][ C0] do_softirq (kernel/softirq.c:455 kernel/softirq.c:442)
[ 43.956800][ C0]
[ 43.956897][ C0]
[ 43.956987][ C0] __local_bh_enable_ip (kernel/softirq.c:382)
[ 43.957276][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399)
[ 43.957454][ C0] __dev_queue_xmit (net/core/dev.c:4400)
[ 43.957633][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944)
[ 43.957812][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944)
[ 43.957993][ C0] ? __pfx_sock_alloc_send_pskb (net/core/sock.c:2767)
[ 43.958296][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4281)
[ 43.958475][ C0] ? dev_get_by_index (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:888)
[ 43.958655][ C0] packet_snd (net/packet/af_packet.c:3081)
[ 43.958835][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5406)
[ 43.959130][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2944)
[ 43.959319][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 43.959498][ C0] ? trace_raw_output_mmap_lock_acquire_returned (./include/trace/events/mmap_lock.h:52 (discriminator 2))
[ 43.959788][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 43.959969][ C0] __sys_sendto (net/socket.c:730 net/socket.c:745 net/socket.c:2191)
[ 43.960150][ C0] ? __pfx___sys_sendto (net/socket.c:2161)
[ 43.960341][ C0] ? sock_ioctl (net/socket.c:1344)
[ 43.960518][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 43.960810][ C0] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52))
[ 43.960988][ C0] ? __rseq_handle_notify_resume (kernel/rseq.c:316)
[ 43.961209][ C0] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316)
[ 43.961444][ C0] __x64_sys_sendto (net/socket.c:2199)
[ 43.961732][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359)
[ 43.961954][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 43.962130][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
[ 43.962468][ C0] RIP: 0033:0x7f5d57a6f85a
[ 43.962653][ C0] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89
All code
========
0: d8 64 89 02 fsubs 0x2(%rcx,%rcx,4)
4: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax
b: eb b8 jmp 0xffffffffffffffc5
d: 0f 1f 00 nopl (%rax)
10: f3 0f 1e fa endbr64
14: 41 89 ca mov %ecx,%r10d
17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax
1e: 00
1f: 85 c0 test %eax,%eax
21: 75 15 jne 0x38
23: b8 2c 00 00 00 mov $0x2c,%eax
28: 0f 05 syscall
2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction
30: 77 7e ja 0xb0
32: c3 ret
33: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
38: 41 54 push %r12
3a: 48 83 ec 30 sub $0x30,%rsp
3e: 44 rex.R
3f: 89 .byte 0x89
Code starting with the faulting instruction
===========================================
0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax
6: 77 7e ja 0x86
8: c3 ret
9: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
e: 41 54 push %r12
10: 48 83 ec 30 sub $0x30,%rsp
14: 44 rex.R
15: 89 .byte 0x89
[ 43.963399][ C0] RSP: 002b:00007ffc333b1628 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 43.963667][ C0] RAX: ffffffffffffffda RBX: 00000000107b79d0 RCX: 00007f5d57a6f85a
[ 43.963974][ C0] RDX: 0000000000000062 RSI: 00000000107b75c2 RDI: 0000000000000005
[ 43.964362][ C0] RBP: 00000000107b75c2 R08: 00007ffc333b1630 R09: 0000000000000014
[ 43.964641][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage