======================================
| [ 43.964815][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
| [ 43.965025][ C0]
| [ 43.965110][ C0]
| [ 43.965110][ C0] stack backtrace:
[ 43.965715][ C0] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 43.966105][ C0] Call Trace:
[ 43.966350][ C0]
[ 43.966438][ C0] dump_stack_lvl (lib/dump_stack.c:117)
[ 43.966615][ C0] print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024)
[ 43.966843][ C0] ? __pfx_print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4024)
[ 43.967060][ C0] ? __pfx_usage_skip (kernel/locking/lockdep.c:2264)
[ 43.967229][ C0] ? __pfx_usage_match (kernel/locking/lockdep.c:2256)
[ 43.967396][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[ 43.967577][ C0] mark_lock_irq (kernel/locking/lockdep.c:4244)
[ 43.967857][ C0] ? __pfx_mark_lock_irq (kernel/locking/lockdep.c:4207)
[ 43.968026][ C0] ? stack_trace_save (kernel/stacktrace.c:123)
[ 43.968206][ C0] ? save_trace (kernel/locking/lockdep.c:586)
[ 43.968383][ C0] mark_lock (kernel/locking/lockdep.c:4678)
[ 43.968511][ C0] mark_usage (kernel/locking/lockdep.c:4567)
[ 43.968757][ C0] __lock_acquire (kernel/locking/lockdep.c:5091)
[ 43.968930][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756)
[ 43.969100][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.969270][ C0] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719)
[ 43.969549][ C0] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52))
[ 43.969723][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.969890][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727)
[ 43.970059][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.970227][ C0] _raw_read_lock_bh (./include/linux/rwlock_api_smp.h:177 kernel/locking/spinlock.c:252)
[ 43.970507][ C0] ? ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.970679][ C0] ipv6_get_lladdr (net/ipv6/addrconf.c:1911 net/ipv6/addrconf.c:1934)
[ 43.970846][ C0] ndisc_send_ns (net/ipv6/ndisc.c:658)
[ 43.971015][ C0] ? __pfx_ndisc_send_ns (net/ipv6/ndisc.c:653)
[ 43.971403][ C0] ? __ipv6_chk_addr_and_flags (net/ipv6/addrconf.c:2009)
[ 43.971615][ C0] ndisc_solicit (net/ipv6/ndisc.c:736)
[ 43.971785][ C0] ? __pfx_ndisc_solicit (net/ipv6/ndisc.c:736)
[ 43.971964][ C0] ? neigh_probe (net/core/neighbour.c:1074)
[ 43.972148][ C0] neigh_probe (net/core/neighbour.c:1075)
[ 43.972276][ C0] __neigh_event_send (net/core/neighbour.c:1242)
[ 43.972443][ C0] ? do_raw_write_lock (kernel/locking/spinlock_debug.c:188 kernel/locking/spinlock_debug.c:210)
[ 43.972611][ C0] ? __pfx_do_raw_write_lock (kernel/locking/spinlock_debug.c:209)
[ 43.972890][ C0] neigh_resolve_output (net/core/neighbour.c:1547)
[ 43.973056][ C0] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:387)
[ 43.973225][ C0] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 43.973395][ C0] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137)
[ 43.973566][ C0] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222)
[ 43.973843][ C0] ? __pfx_flow_hash_from_keys (net/core/flow_dissector.c:1789)
[ 43.974012][ C0] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243)
[ 43.974140][ C0] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230)
[ 43.974318][ 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
[ 43.974686][ C0] ? __pfx_ip6_make_flowlabel.constprop.0 (./include/net/ipv6.h:956) ip6_tunnel
[ 43.974942][ C0] ? ip6_local_out (net/ipv6/output_core.c:154)
[ 43.975120][ C0] ip6tunnel_xmit.constprop.0 (./include/net/ip6_tunnel.h:163) ip6_tunnel
[ 43.975571][ C0] ip6_tnl_xmit (net/ipv6/ip6_tunnel.c:1279) ip6_tunnel
[ 43.975786][ C0] ? __kasan_kmalloc (mm/kasan/common.c:391)
[ 43.975956][ C0] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 52))
[ 43.976140][ C0] ? sk_getsockopt (net/core/sock.c:1940 (discriminator 2))
[ 43.976424][ C0] ? __pfx_ip6_tnl_xmit (net/ipv6/ip6_tunnel.c:1085) ip6_tunnel
[ 43.976640][ 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)
[ 43.976823][ C0] ? __pfx_pskb_expand_head (net/core/skbuff.c:2202)
[ 43.977001][ C0] ? __ipv6_chk_addr_and_flags (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/ipv6/addrconf.c:2007)
[ 43.977330][ C0] ? __gre6_xmit (net/ipv6/ip6_gre.c:812) ip6_gre
[ 43.977504][ C0] __gre6_xmit (net/ipv6/ip6_gre.c:812) ip6_gre
[ 43.977680][ C0] ? __pfx___gre6_xmit (net/ipv6/ip6_gre.c:747) ip6_gre
[ 43.977895][ C0] ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:838 net/ipv6/ip6_gre.c:919) ip6_gre
[ 43.978223][ C0] ? __pfx_ip6gre_tunnel_xmit (net/ipv6/ip6_gre.c:905) ip6_gre
[ 43.978438][ C0] ? find_held_lock (kernel/locking/lockdep.c:5244)
[ 43.978606][ C0] ? __lock_release (kernel/locking/lockdep.c:5430)
[ 43.978779][ C0] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 43.979075][ C0] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 43.979243][ C0] ? __pfx_qdisc_pkt_len_init (net/core/dev.c:3712)
[ 43.979412][ C0] ? dev_queue_xmit_nit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:814 net/core/dev.c:2332)
[ 43.979583][ 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)
[ 43.979866][ C0] ? validate_xmit_skb.constprop.0 (net/core/dev.c:3634)
[ 43.980084][ C0] __dev_queue_xmit (net/core/dev.h:167 net/core/dev.c:4373)
[ 43.980260][ 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)
[ 43.980440][ C0] ? __pfx_do_raw_write_lock (kernel/locking/spinlock_debug.c:209)
[ 43.980720][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4281)
[ 43.980897][ C0] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 43.981065][ C0] ? ___neigh_create (net/core/neighbour.c:722 (discriminator 9))
[ 43.981244][ C0] ip_finish_output2 (./include/net/neighbour.h:542 net/ipv4/ip_output.c:235)
[ 43.981524][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4292 kernel/locking/lockdep.c:4359)
[ 43.981733][ C0] ? __pfx_ip_finish_output2 (net/ipv4/ip_output.c:199)
[ 43.981916][ 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)
[ 43.982107][ C0] ip_output (./include/linux/netfilter.h:303 net/ipv4/ip_output.c:433)
[ 43.982345][ C0] ? __pfx_ip_output (net/ipv4/ip_output.c:427)
[ 43.982513][ 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)
[ 43.982681][ C0] ? ip_route_input_noref (net/ipv4/route.c:2489)
[ 43.982858][ C0] NF_HOOK.constprop.0 (./include/linux/netfilter.h:314)
[ 43.983029][ C0] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308)
[ 43.983329][ C0] ? ip_forward (net/ipv4/ip_forward.c:144)
[ 43.983498][ 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)
[ 43.983631][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562)
[ 43.983838][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756)
[ 43.984075][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 43.984251][ C0] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562)
[ 43.984430][ C0] __netif_receive_skb_one_core (net/core/dev.c:5604 (discriminator 4))
[ 43.984647][ C0] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5597)
[ 43.984975][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 43.985148][ C0] ? lock_acquire (kernel/locking/lockdep.c:5727)
[ 43.985324][ C0] ? process_backlog (./include/linux/rcupdate.h:329 ./include/linux/rcupdate.h:781 net/core/dev.c:6046)
[ 43.985500][ C0] process_backlog (./include/linux/rcupdate.h:810 net/core/dev.c:6048)
[ 43.985799][ C0] __napi_poll.constprop.0 (net/core/dev.c:6701)
[ 43.985971][ C0] net_rx_action (net/core/dev.c:6770 net/core/dev.c:6886)
[ 43.986157][ C0] ? __pfx_net_rx_action (net/core/dev.c:6850)
[ 43.986330][ C0] __do_softirq (kernel/softirq.c:554)
[ 43.986612][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399)
[ 43.986789][ C0] do_softirq (kernel/softirq.c:455 kernel/softirq.c:442)
[ 43.986919][ C0]
[ 43.987012][ C0]
[ 43.987099][ C0] __local_bh_enable_ip (kernel/softirq.c:382)
[ 43.987266][ C0] ? __dev_queue_xmit (./include/linux/rcupdate.h:339 ./include/linux/rcupdate.h:849 net/core/dev.c:4399)
[ 43.987547][ C0] __dev_queue_xmit (net/core/dev.c:4400)
[ 43.987715][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944)
[ 43.987886][ C0] ? packet_parse_headers (./include/linux/skbuff.h:3028 net/packet/af_packet.c:1944)
[ 43.988056][ C0] ? __pfx___dev_queue_xmit (net/core/dev.c:4281)
[ 43.988342][ C0] packet_snd (net/packet/af_packet.c:3081)
[ 43.988513][ C0] ? __pfx___lock_release (kernel/locking/lockdep.c:5406)
[ 43.988682][ C0] ? __pfx_packet_snd (net/packet/af_packet.c:2944)
[ 43.988852][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 43.989246][ C0] ? trace_raw_output_mmap_lock_acquire_returned (./include/trace/events/mmap_lock.h:52 (discriminator 2))
[ 43.989493][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 43.989660][ C0] __sys_sendto (net/socket.c:730 net/socket.c:745 net/socket.c:2191)
[ 43.989829][ C0] ? __pfx___sys_sendto (net/socket.c:2161)
[ 43.990001][ C0] ? sock_ioctl (net/socket.c:1344)
[ 43.990166][ C0] ? __might_fault (mm/memory.c:6216 mm/memory.c:6209)
[ 43.990336][ C0] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 52))
[ 43.990504][ C0] ? __rseq_handle_notify_resume (kernel/rseq.c:316)
[ 43.990821][ C0] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316)
[ 43.991030][ C0] __x64_sys_sendto (net/socket.c:2199)
[ 43.991197][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359)
[ 43.991415][ C0] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 43.991706][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:129)
[ 43.991927][ C0] RIP: 0033:0x7fe09f2de85a
[ 43.992106][ 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
[ 43.992823][ C0] RSP: 002b:00007fffb4486788 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
[ 43.993085][ C0] RAX: ffffffffffffffda RBX: 00000000317759d0 RCX: 00007fe09f2de85a
[ 43.993470][ C0] RDX: 0000000000000062 RSI: 00000000317755c2 RDI: 0000000000000005
[ 43.993724][ C0] RBP: 00000000317755c2 R08: 00007fffb4486790 R09: 0000000000000014
[ 43.993978][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
Finger prints:
dump_stack_lvl:mark_lock_irq:mark_lock:mark_usage