======================================
| [    8.829423][    C2]
| [    8.829423][    C2]
| [    8.829423][    C2] stack backtrace:
| [    8.829429][    C2] Tainted: [W]=WARN
[    8.829429][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.829431][    C2] Call Trace:
[    8.829432][    C2]  <IRQ>
[    8.829433][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.829437][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[    8.829439][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[    8.829441][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[    8.829443][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[    8.829445][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[    8.829447][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829448][    C2]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    8.829450][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829454][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.829456][    C2]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    8.829458][    C2]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    8.829459][    C2]  console_emit_next_record (kernel/printk/printk.c:3177)
[    8.829461][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.829463][    C2]  ? 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))
[    8.829465][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829466][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.829468][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.829470][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.829472][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829474][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.829476][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.829478][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829479][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.829481][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.829483][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.829485][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.829487][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.829489][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.829491][    C2]  _printk (kernel/printk/printk.c:2504)
[    8.829492][    C2]  ? snapshot_read.cold (user.c:?)
[    8.829494][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[    8.829497][    C2]  ? idr_get_free (??:?)
[    8.829499][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[    8.829501][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[    8.829503][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[    8.829504][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[    8.829507][    C2]  ? 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)
[    8.829509][    C2]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    8.829512][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[    8.829514][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[    8.829516][    C2]  ? tcp_fastopen_add_skb (net/ipv4/tcp_fastopen.c:261)
[    8.829519][    C2]  ? secure_tcpv6_seq_and_ts_off (net/core/secure_seq.c:77)
[    8.829521][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[    8.829523][    C2]  ? inet_csk_reqsk_queue_hash_add (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 ./include/net/request_sock.h:228 ./include/net/inet_connection_sock.h:282 net/ipv4/inet_connection_sock.c:1181)
[    8.829525][    C2]  tcp_conn_request (net/ipv4/tcp_input.c:7796 (discriminator 3))
[    8.829527][    C2]  ? tcp_ao_calc_traffic_key (net/ipv4/tcp_ao.c:153)
[    8.829530][    C2]  ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7))
[    8.829532][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829534][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829536][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829537][    C2]  ? down_read_nested (kernel/locking/rwsem.c:256 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710)
[    8.829540][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829542][    C2]  ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    8.829544][    C2]  tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    8.829546][    C2]  tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930)
[    8.829548][    C2]  ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099)
[    8.829549][    C2]  tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286)
[    8.829552][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.829553][    C2]  ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7))
[    8.829555][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829557][    C2]  ? 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))
[    8.829559][    C2]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[    8.829560][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    8.829562][    C2]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[    8.829564][    C2]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[    8.829566][    C2]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[    8.829567][    C2]  ? 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))
[    8.829570][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    8.829571][    C2]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[    8.829573][    C2]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[    8.829574][    C2]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.829576][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.829578][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829579][    C2]  ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655)
[    8.829582][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[    8.829583][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829585][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    8.829587][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[    8.829588][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829591][    C2]  process_backlog (net/core/dev.c:6728)
[    8.829593][    C2]  __napi_poll (net/core/dev.c:7787)
[    8.829596][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[    8.829598][    C2]  ? __napi_poll (./include/net/gro.h:507)
[    8.829600][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829603][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.829605][    C2]  handle_softirqs (kernel/softirq.c:645)
[    8.829607][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[    8.829608][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829610][    C2]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[    8.829612][    C2]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[    8.829614][    C2]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[    8.829616][    C2]  </IRQ>
[    8.829616][    C2]  <TASK>
[    8.829617][    C2]  __local_bh_enable_ip (kernel/softirq.c:473)
[    8.829618][    C2]  __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))
[    8.829620][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    8.829623][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[    8.829625][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829626][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829628][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.829629][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829631][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.829633][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    8.829634][    C2]  ? neigh_hh_output (./include/net/neighbour.h:525)
[    8.829636][    C2]  ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236)
[    8.829638][    C2]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[    8.829639][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829641][    C2]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[    8.829644][    C2]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[    8.829645][    C2]  ? ip_finish_output (./include/linux/cgroup.h:915)
[    8.829647][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829648][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.829650][    C2]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[    8.829652][    C2]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[    8.829655][    C2]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1716)
[    8.829657][    C2]  ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23)
[    8.829659][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.829661][    C2]  ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6))
[    8.829662][    C2]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[    8.829665][    C2]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[    8.829667][    C2]  tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383)
[    8.829669][    C2]  tcp_v4_connect (net/ipv4/tcp_ipv4.c:345)
[    8.829672][    C2]  ? tcp_v4_ao_sign_reset (./include/linux/skbuff.h:1165)
[    8.829673][    C2]  ? 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)
[    8.829675][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829677][    C2]  __inet_stream_connect (net/ipv4/af_inet.c:690)
[    8.829678][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.829680][    C2]  inet_stream_connect (net/ipv4/af_inet.c:761)
[    8.829681][    C2]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[    8.829683][    C2]  ? do_fcntl (fs/fcntl.c:477)
[    8.829686][    C2]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[    8.829689][    C2]  ? fput (./include/linux/preempt.h:500 ./include/linux/file_ref.h:150 fs/file_table.c:588)
[    8.829691][    C2]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[    8.829693][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.829694][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    8.829695][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.829697][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.829698][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.829700][    C2] RIP: 0033:0x7f1c16d36312
[    8.829703][    C2] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[    8.829705][    C2] RSP: 002b:00007f1c164b3988 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[    8.829708][    C2] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1c16d36312
[    8.829709][    C2] RDX: 0000000000000010 RSI: 00007f1c164b3c40 RDI: 000000000000000a
[    8.829710][    C2] RBP: 00007f1c164b39b0 R08: 0000000000000000 R09: 0000000000000000
[    8.829711][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c164b3c40
[    8.829711][    C2] R13: 0000000000000010 R14: 0000000000000001 R15: 0000000000412230
| [    8.829729][    C2] softirqs last disabled at (9779): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [    8.829730][    C2] Preemption disabled at:
| [    8.829731][    C2] __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))
| [    8.829736][    C2] Tainted: [W]=WARN
[    8.829736][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.829737][    C2] Call Trace:
[    8.829737][    C2]  <IRQ>
[    8.829738][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.829740][    C2]  ? __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))
[    8.829742][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.829745][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.829747][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829750][    C2]  __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))
[    8.829751][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    8.829753][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.829755][    C2]  ? 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)
[    8.829756][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.829758][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[    8.829760][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.829763][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.829764][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[    8.829767][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.829768][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829770][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.829772][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.829774][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.829776][    C2]  ? 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))
[    8.829778][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829779][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.829781][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.829783][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.829785][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829787][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.829789][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.829791][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829792][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.829794][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.829796][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.829798][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.829800][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.829802][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.829804][    C2]  _printk (kernel/printk/printk.c:2504)
[    8.829805][    C2]  ? snapshot_read.cold (user.c:?)
[    8.829807][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[    8.829809][    C2]  ? idr_get_free (??:?)
[    8.829811][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[    8.829813][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[    8.829815][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[    8.829816][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[    8.829818][    C2]  ? 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)
[    8.829820][    C2]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    8.829822][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[    8.829824][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[    8.829826][    C2]  ? tcp_fastopen_add_skb (net/ipv4/tcp_fastopen.c:261)
[    8.829829][    C2]  ? secure_tcpv6_seq_and_ts_off (net/core/secure_seq.c:77)
[    8.829830][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[    8.829832][    C2]  ? inet_csk_reqsk_queue_hash_add (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 ./include/net/request_sock.h:228 ./include/net/inet_connection_sock.h:282 net/ipv4/inet_connection_sock.c:1181)
[    8.829833][    C2]  tcp_conn_request (net/ipv4/tcp_input.c:7796 (discriminator 3))
[    8.829835][    C2]  ? tcp_ao_calc_traffic_key (net/ipv4/tcp_ao.c:153)
[    8.829838][    C2]  ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7))
[    8.829840][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829842][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829843][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829845][    C2]  ? down_read_nested (kernel/locking/rwsem.c:256 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710)
[    8.829847][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829849][    C2]  ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    8.829851][    C2]  tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    8.829853][    C2]  tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930)
[    8.829855][    C2]  ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099)
[    8.829856][    C2]  tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286)
[    8.829859][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.829860][    C2]  ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7))
[    8.829862][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829864][    C2]  ? 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))
[    8.829866][    C2]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[    8.829867][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    8.829869][    C2]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[    8.829871][    C2]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[    8.829873][    C2]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[    8.829874][    C2]  ? 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))
[    8.829877][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    8.829878][    C2]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[    8.829880][    C2]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[    8.829881][    C2]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.829883][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.829885][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.829886][    C2]  ? trace_raw_output_rcu_invoke_kfree_bulk_callback (./include/trace/events/rcu.h:655)
[    8.829888][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[    8.829890][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829891][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    8.829893][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[    8.829895][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829898][    C2]  process_backlog (net/core/dev.c:6728)
[    8.829900][    C2]  __napi_poll (net/core/dev.c:7787)
[    8.829902][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[    8.829905][    C2]  ? __napi_poll (./include/net/gro.h:507)
[    8.829907][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829910][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.829912][    C2]  handle_softirqs (kernel/softirq.c:645)
[    8.829914][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[    8.829915][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829917][    C2]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[    8.829918][    C2]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[    8.829920][    C2]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[    8.829921][    C2]  </IRQ>
[    8.829922][    C2]  <TASK>
[    8.829922][    C2]  __local_bh_enable_ip (kernel/softirq.c:473)
[    8.829924][    C2]  __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))
[    8.829926][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    8.829928][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[    8.829930][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829931][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829933][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.829934][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.829936][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.829937][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    8.829938][    C2]  ? neigh_hh_output (./include/net/neighbour.h:525)
[    8.829941][    C2]  ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236)
[    8.829942][    C2]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[    8.829944][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.829946][    C2]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[    8.829948][    C2]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[    8.829950][    C2]  ? ip_finish_output (./include/linux/cgroup.h:915)
[    8.829952][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829953][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.829955][    C2]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[    8.829957][    C2]  __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4))
[    8.829959][    C2]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1716)
[    8.829962][    C2]  ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23)
[    8.829964][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.829965][    C2]  ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6))
[    8.829966][    C2]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[    8.829968][    C2]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[    8.829969][    C2]  tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383)
[    8.829972][    C2]  tcp_v4_connect (net/ipv4/tcp_ipv4.c:345)
[    8.829974][    C2]  ? tcp_v4_ao_sign_reset (./include/linux/skbuff.h:1165)
[    8.829976][    C2]  ? 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)
[    8.829977][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.829979][    C2]  __inet_stream_connect (net/ipv4/af_inet.c:690)
[    8.829981][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.829982][    C2]  inet_stream_connect (net/ipv4/af_inet.c:761)
[    8.829983][    C2]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[    8.829985][    C2]  ? do_fcntl (fs/fcntl.c:477)
[    8.829987][    C2]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[    8.829990][    C2]  ? fput (./include/linux/preempt.h:500 ./include/linux/file_ref.h:150 fs/file_table.c:588)
[    8.829991][    C2]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[    8.829993][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.829994][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    8.829996][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.829997][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.829999][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.830000][    C2] RIP: 0033:0x7f1c16d36312
[    8.830001][    C2] Code: 08 0f 85 71 41 ff ff 49 89 fb 48 89 f0 48 89 d7 48 89 ce 4c 89 c2 4d 89 ca 4c 8b 44 24 08 4c 8b 4c 24 10 4c 89 5c 24 08 0f 05 <c3> 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 f3 0f 1e fa 55 bf 01 00
All code
========
   0:	08 0f                	or     %cl,(%rdi)
   2:	85 71 41             	test   %esi,0x41(%rcx)
   5:	ff                   	(bad)
   6:	ff 49 89             	decl   -0x77(%rcx)
   9:	fb                   	sti
   a:	48 89 f0             	mov    %rsi,%rax
   d:	48 89 d7             	mov    %rdx,%rdi
  10:	48 89 ce             	mov    %rcx,%rsi
  13:	4c 89 c2             	mov    %r8,%rdx
  16:	4d 89 ca             	mov    %r9,%r10
  19:	4c 8b 44 24 08       	mov    0x8(%rsp),%r8
  1e:	4c 8b 4c 24 10       	mov    0x10(%rsp),%r9
  23:	4c 89 5c 24 08       	mov    %r11,0x8(%rsp)
  28:	0f 05                	syscall
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  32:	00 00 00 
  35:	0f 1f 00             	nopl   (%rax)
  38:	f3 0f 1e fa          	endbr64
  3c:	55                   	push   %rbp
  3d:	bf                   	.byte 0xbf
  3e:	01 00                	add    %eax,(%rax)

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   8:	00 00 00 
   b:	0f 1f 00             	nopl   (%rax)
   e:	f3 0f 1e fa          	endbr64
  12:	55                   	push   %rbp
  13:	bf                   	.byte 0xbf
  14:	01 00                	add    %eax,(%rax)
[    8.830002][    C2] RSP: 002b:00007f1c164b3988 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[    8.830004][    C2] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007f1c16d36312
[    8.830004][    C2] RDX: 0000000000000010 RSI: 00007f1c164b3c40 RDI: 000000000000000a
[    8.830005][    C2] RBP: 00007f1c164b39b0 R08: 0000000000000000 R09: 0000000000000000
[    8.830006][    C2] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1c164b3c40
[    8.830006][    C2] R13: 0000000000000010 R14: 0000000000000001 R15: 0000000000412230
| [    9.841468][    C2] softirqs last disabled at (301173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.841470][    C2] Preemption disabled at:
| [    9.841471][    C2] 0x0
| [    9.841480][    C2] Tainted: [W]=WARN
[    9.841481][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.841483][    C2] Call Trace:
[    9.841485][    C2]  <IRQ>
[    9.841486][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.841492][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.841495][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.841498][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841502][    C2]  __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))
[    9.841506][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.841508][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.841512][    C2]  ? 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)
[    9.841514][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.841516][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[    9.841518][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.841520][    C2]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[    9.841523][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.841527][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.841528][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.841530][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841532][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.841534][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.841536][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.841538][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841540][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841541][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841543][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.841545][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[    9.841547][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.841549][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.841551][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.841553][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.841555][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.841556][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841558][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[    9.841559][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.841561][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[    9.841563][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.841564][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.841566][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.841569][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.841570][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[    9.841572][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841574][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.841576][    C2]  _printk (kernel/printk/printk.c:2504)
[    9.841579][    C2]  ? snapshot_read.cold (user.c:?)
[    9.841580][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[    9.841583][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[    9.841586][    C2]  ? idr_get_free (??:?)
[    9.841587][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[    9.841589][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[    9.841593][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[    9.841596][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841598][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[    9.841601][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[    9.841604][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[    9.841606][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.841607][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[    9.841608][    C2]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[    9.841611][    C2]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[    9.841612][    C2]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[    9.841615][    C2]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[    9.841617][    C2]  ? 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)
[    9.841619][    C2]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[    9.841621][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[    9.841622][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 5) ./include/trace/events/lock.h:23 (discriminator 5) kernel/locking/lockdep.c:5871 (discriminator 5))
[    9.841623][    C2]  ? 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)
[    9.841625][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[    9.841626][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[    9.841629][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[    9.841631][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[    9.841635][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.841637][    C2]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[    9.841638][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841641][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[    9.841643][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[    9.841644][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[    9.841647][    C2]  ? 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)
[    9.841649][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.841651][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[    9.841653][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[    9.841655][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.841656][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841658][    C2]  handle_softirqs (kernel/softirq.c:645)
[    9.841660][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[    9.841661][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841663][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[    9.841665][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[    9.841666][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[    9.841667][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[    9.841669][    C2]  </IRQ>
[    9.841670][    C2]  <TASK>
[    9.841670][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[    9.841672][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[    9.841675][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[    9.841677][    C2] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 12 06 02 	mov    0x2061294(%rip),%rdi        # 0x206129b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 13 a0 00 	sub    0xa01358(%rip),%rax        # 0xa0136b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 b6 17 00 	verw   0x17b613(%rip)        # 0x17b63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[    9.841679][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[    9.841682][    C2] RAX: 0000000000000002 RBX: ff11000001bf46c0 RCX: 0000000000000001
[    9.841684][    C2] RDX: 0000000000000002 RSI: ffffffff9f88dc60 RDI: ffffffff9cefa307
[    9.841685][    C2] RBP: 0000000000000000 R08: ffffffff9f51e421 R09: 1fe2200006a663a2
[    9.841685][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[    9.841686][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[    9.841687][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[    9.841689][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[    9.841691][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[    9.841692][    C2]  default_idle_call (kernel/sched/idle.c:122)
[    9.841694][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[    9.841695][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[    9.841697][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[    9.841699][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841701][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.841703][    C2]  do_idle (kernel/sched/idle.c:355)
[    9.841704][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[    9.841706][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[    9.841708][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[    9.841710][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   10.993447][    C2] softirqs last disabled at (301173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.993449][    C2] Preemption disabled at:
| [   10.993450][    C2] 0x0
| [   10.993460][    C2] Tainted: [W]=WARN
[   10.993461][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.993463][    C2] Call Trace:
[   10.993465][    C2]  <IRQ>
[   10.993467][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.993472][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.993476][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.993479][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993483][    C2]  __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))
[   10.993486][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.993489][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.993492][    C2]  ? 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)
[   10.993494][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.993496][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   10.993498][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.993500][    C2]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   10.993503][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.993507][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.993508][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.993510][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993512][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.993514][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.993516][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.993518][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993520][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993521][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993523][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.993525][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   10.993527][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.993529][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.993532][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.993533][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.993535][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.993536][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993538][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   10.993540][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.993541][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   10.993543][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.993545][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.993547][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.993550][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.993551][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   10.993553][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993555][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.993556][    C2]  _printk (kernel/printk/printk.c:2504)
[   10.993559][    C2]  ? snapshot_read.cold (user.c:?)
[   10.993561][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   10.993563][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   10.993566][    C2]  ? idr_get_free (??:?)
[   10.993568][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   10.993569][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   10.993573][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   10.993576][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   10.993578][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993580][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   10.993583][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   10.993585][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   10.993587][    C2]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   10.993589][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.993591][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   10.993592][    C2]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   10.993594][    C2]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   10.993596][    C2]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   10.993598][    C2]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   10.993600][    C2]  ? 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)
[   10.993602][    C2]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   10.993604][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   10.993605][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 5) ./include/trace/events/lock.h:23 (discriminator 5) kernel/locking/lockdep.c:5871 (discriminator 5))
[   10.993606][    C2]  ? 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)
[   10.993608][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   10.993609][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   10.993613][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   10.993614][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   10.993618][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.993620][    C2]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   10.993621][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993623][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   10.993625][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   10.993627][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   10.993630][    C2]  ? 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)
[   10.993632][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.993634][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   10.993636][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   10.993638][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.993639][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993640][    C2]  handle_softirqs (kernel/softirq.c:645)
[   10.993643][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   10.993644][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993646][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   10.993647][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   10.993649][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   10.993650][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   10.993652][    C2]  </IRQ>
[   10.993653][    C2]  <TASK>
[   10.993653][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   10.993655][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   10.993657][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   10.993660][    C2] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 12 06 02 	mov    0x2061294(%rip),%rdi        # 0x206129b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 13 a0 00 	sub    0xa01358(%rip),%rax        # 0xa0136b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 b6 17 00 	verw   0x17b613(%rip)        # 0x17b63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   10.993661][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   10.993665][    C2] RAX: 0000000000000002 RBX: ff11000001bf46c0 RCX: 0000000000000001
[   10.993666][    C2] RDX: 0000000000000002 RSI: ffffffff9f88dc60 RDI: ffffffff9cefa307
[   10.993667][    C2] RBP: 0000000000000000 R08: ffffffff9f51e421 R09: 1fe2200006a663a2
[   10.993667][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   10.993668][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   10.993669][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   10.993671][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.993673][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   10.993675][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   10.993676][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.993678][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   10.993679][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   10.993682][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993683][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.993685][    C2]  do_idle (kernel/sched/idle.c:355)
[   10.993687][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   10.993688][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   10.993690][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   10.993692][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   12.018454][    C2] softirqs last disabled at (301173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.018456][    C2] Preemption disabled at:
| [   12.018456][    C2] 0x0
| [   12.018468][    C2] Tainted: [W]=WARN
[   12.018469][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.018470][    C2] Call Trace:
[   12.018472][    C2]  <IRQ>
[   12.018474][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.018479][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.018483][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.018486][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018490][    C2]  __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))
[   12.018494][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.018496][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.018500][    C2]  ? 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)
[   12.018502][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.018504][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   12.018507][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.018508][    C2]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   12.018512][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.018516][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.018517][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.018519][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018520][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.018522][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.018525][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.018527][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018528][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018530][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018532][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.018533][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   12.018535][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.018537][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.018540][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.018542][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.018543][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.018545][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018546][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.018547][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.018549][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   12.018551][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.018553][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.018555][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.018557][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.018559][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   12.018560][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018562][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.018564][    C2]  _printk (kernel/printk/printk.c:2504)
[   12.018567][    C2]  ? snapshot_read.cold (user.c:?)
[   12.018568][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.018571][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   12.018573][    C2]  ? idr_get_free (??:?)
[   12.018575][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   12.018577][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   12.018580][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   12.018584][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.018585][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018587][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   12.018590][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   12.018593][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   12.018594][    C2]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   12.018597][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.018598][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   12.018600][    C2]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   12.018602][    C2]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   12.018603][    C2]  ? trace_pelt_cfs_tp (./include/trace/events/sched.h:833 (discriminator 22))
[   12.018605][    C2]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   12.018606][    C2]  ? __update_load_avg_cfs_rq (kernel/sched/pelt.c:329)
[   12.018609][    C2]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687)
[   12.018611][    C2]  ? 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)
[   12.018613][    C2]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   12.018614][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   12.018616][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 5) ./include/trace/events/lock.h:23 (discriminator 5) kernel/locking/lockdep.c:5871 (discriminator 5))
[   12.018617][    C2]  ? 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)
[   12.018619][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   12.018620][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   12.018623][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   12.018624][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   12.018629][    C2]  ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22))
[   12.018631][    C2]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   12.018632][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018634][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   12.018636][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   12.018638][    C2]  ? debug_object_deactivate (lib/debugobjects.c:951 (discriminator 3))
[   12.018640][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   12.018642][    C2]  ? 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)
[   12.018644][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.018646][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   12.018648][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   12.018650][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.018651][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018653][    C2]  handle_softirqs (kernel/softirq.c:645)
[   12.018655][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   12.018656][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018658][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.018660][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   12.018661][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   12.018663][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   12.018664][    C2]  </IRQ>
[   12.018665][    C2]  <TASK>
[   12.018665][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   12.018667][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   12.018670][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   12.018672][    C2] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 12 06 02 	mov    0x2061294(%rip),%rdi        # 0x206129b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 13 a0 00 	sub    0xa01358(%rip),%rax        # 0xa0136b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 b6 17 00 	verw   0x17b613(%rip)        # 0x17b63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   12.018673][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   12.018677][    C2] RAX: 0000000000000002 RBX: ff11000001bf46c0 RCX: 0000000000000001
[   12.018678][    C2] RDX: 0000000000000002 RSI: ffffffff9f88dc60 RDI: ffffffff9cefa307
[   12.018679][    C2] RBP: 0000000000000000 R08: ffffffff9f51e421 R09: 1fe2200006a663a2
[   12.018680][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   12.018680][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   12.018682][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   12.018683][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   12.018685][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   12.018687][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   12.018688][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   12.018690][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   12.018691][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   12.018694][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018696][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.018697][    C2]  do_idle (kernel/sched/idle.c:355)
[   12.018699][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   12.018700][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   12.018702][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   12.018704][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   13.105458][    C2] softirqs last disabled at (301173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.105461][    C2] Preemption disabled at:
| [   13.105461][    C2] 0x0
| [   13.105471][    C2] Tainted: [W]=WARN
[   13.105472][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.105474][    C2] Call Trace:
[   13.105476][    C2]  <IRQ>
[   13.105478][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.105483][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.105487][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.105490][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105494][    C2]  __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))
[   13.105498][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.105500][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.105504][    C2]  ? 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)
[   13.105506][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.105508][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   13.105510][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.105512][    C2]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.105515][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.105519][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.105521][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.105522][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105524][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.105526][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.105528][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.105530][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105532][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105534][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105535][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.105537][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   13.105539][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.105541][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.105543][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.105545][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.105546][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.105548][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105550][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.105551][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.105553][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   13.105555][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.105556][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.105558][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.105561][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.105562][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   13.105564][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105566][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.105568][    C2]  _printk (kernel/printk/printk.c:2504)
[   13.105570][    C2]  ? snapshot_read.cold (user.c:?)
[   13.105572][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   13.105575][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   13.105577][    C2]  ? idr_get_free (??:?)
[   13.105579][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   13.105580][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   13.105584][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   13.105587][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105589][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   13.105592][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   13.105594][    C2]  ? enqueue_task_fair (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1252 kernel/sched/sched.h:3173 kernel/sched/sched.h:3178 kernel/sched/fair.c:7824 kernel/sched/fair.c:8060)
[   13.105596][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   13.105598][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.105600][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   13.105601][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.105602][    C2]  ? 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)
[   13.105604][    C2]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   13.105606][    C2]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   13.105607][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105609][    C2]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   13.105611][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.105613][    C2]  ? __queue_work (./include/linux/rcupdate.h:882 kernel/workqueue.c:2459)
[   13.105616][    C2]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   13.105617][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   13.105619][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 5) ./include/trace/events/lock.h:23 (discriminator 5) kernel/locking/lockdep.c:5871 (discriminator 5))
[   13.105620][    C2]  ? 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)
[   13.105622][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   13.105623][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   13.105626][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.105627][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.105632][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105634][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.105636][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   13.105638][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.105640][    C2]  ? 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)
[   13.105642][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.105644][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.105646][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.105648][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.105649][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105651][    C2]  handle_softirqs (kernel/softirq.c:645)
[   13.105652][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.105654][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105656][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.105657][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.105659][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   13.105660][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.105662][    C2]  </IRQ>
[   13.105663][    C2]  <TASK>
[   13.105663][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   13.105665][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.105668][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.105670][    C2] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 12 06 02 	mov    0x2061294(%rip),%rdi        # 0x206129b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 13 a0 00 	sub    0xa01358(%rip),%rax        # 0xa0136b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 b6 17 00 	verw   0x17b613(%rip)        # 0x17b63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   13.105671][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   13.105675][    C2] RAX: 0000000000000002 RBX: ff11000001bf46c0 RCX: 0000000000000001
[   13.105676][    C2] RDX: 0000000000000002 RSI: ffffffff9f88dc60 RDI: ffffffff9cefa307
[   13.105677][    C2] RBP: 0000000000000000 R08: ffffffff9f51e421 R09: 1fe2200006a663a2
[   13.105677][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   13.105678][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   13.105679][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   13.105681][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.105683][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.105684][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   13.105686][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.105688][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   13.105689][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.105692][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105693][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.105695][    C2]  do_idle (kernel/sched/idle.c:355)
[   13.105697][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.105698][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   13.105700][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   13.105701][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   14.193451][    C2] softirqs last disabled at (301173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.193453][    C2] Preemption disabled at:
| [   14.193453][    C2] 0x0
| [   14.193463][    C2] Tainted: [W]=WARN
[   14.193463][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.193465][    C2] Call Trace:
[   14.193466][    C2]  <IRQ>
[   14.193469][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.193474][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.193478][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.193481][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193485][    C2]  __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))
[   14.193488][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.193491][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.193494][    C2]  ? 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)
[   14.193496][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.193498][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   14.193500][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.193502][    C2]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.193505][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.193509][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.193511][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.193512][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193514][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.193516][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.193519][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.193521][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193522][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193524][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193525][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.193527][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   14.193529][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.193531][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.193534][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.193536][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.193537][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.193539][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193540][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.193542][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.193543][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   14.193545][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.193547][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.193549][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.193551][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.193553][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   14.193555][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193557][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.193558][    C2]  _printk (kernel/printk/printk.c:2504)
[   14.193561][    C2]  ? snapshot_read.cold (user.c:?)
[   14.193563][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   14.193566][    C2]  ? idr_get_free (??:?)
[   14.193568][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   14.193570][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   14.193574][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   14.193577][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193580][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   14.193582][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   14.193585][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   14.193587][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.193588][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   14.193589][    C2]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   14.193591][    C2]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   14.193593][    C2]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   14.193595][    C2]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   14.193598][    C2]  ? 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)
[   14.193600][    C2]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   14.193602][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   14.193603][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 5) ./include/trace/events/lock.h:23 (discriminator 5) kernel/locking/lockdep.c:5871 (discriminator 5))
[   14.193604][    C2]  ? 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)
[   14.193606][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   14.193607][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   14.193610][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   14.193612][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   14.193616][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.193618][    C2]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   14.193619][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193621][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   14.193623][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   14.193625][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   14.193627][    C2]  ? 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)
[   14.193630][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.193632][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   14.193634][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   14.193635][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.193636][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193638][    C2]  handle_softirqs (kernel/softirq.c:645)
[   14.193640][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   14.193642][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193643][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.193645][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   14.193646][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   14.193648][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   14.193650][    C2]  </IRQ>
[   14.193650][    C2]  <TASK>
[   14.193651][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   14.193653][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   14.193655][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   14.193657][    C2] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 12 06 02 	mov    0x2061294(%rip),%rdi        # 0x206129b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 13 a0 00 	sub    0xa01358(%rip),%rax        # 0xa0136b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 b6 17 00 	verw   0x17b613(%rip)        # 0x17b63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   14.193658][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   14.193661][    C2] RAX: 0000000000000002 RBX: ff11000001bf46c0 RCX: 0000000000000001
[   14.193663][    C2] RDX: 0000000000000002 RSI: ffffffff9f88dc60 RDI: ffffffff9cefa307
[   14.193663][    C2] RBP: 0000000000000000 R08: ffffffff9f51e421 R09: 1fe2200006a663a2
[   14.193664][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   14.193665][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   14.193666][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   14.193668][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   14.193670][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   14.193671][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   14.193673][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   14.193674][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   14.193676][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   14.193678][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193680][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.193682][    C2]  do_idle (kernel/sched/idle.c:355)
[   14.193683][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   14.193685][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   14.193686][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   14.193688][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   15.282435][    C2] softirqs last disabled at (301173): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.282437][    C2] Preemption disabled at:
| [   15.282438][    C2] 0x0
| [   15.282448][    C2] Tainted: [W]=WARN
[   15.282448][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.282450][    C2] Call Trace:
[   15.282452][    C2]  <IRQ>
[   15.282454][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.282460][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.282463][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.282466][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282470][    C2]  __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))
[   15.282473][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.282476][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.282479][    C2]  ? 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)
[   15.282481][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.282483][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   15.282485][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.282487][    C2]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.282490][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.282494][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.282496][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.282497][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282499][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.282501][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.282504][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.282506][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282507][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282509][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282510][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.282512][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.282514][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.282516][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.282519][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.282520][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.282522][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.282523][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282525][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.282527][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.282528][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.282530][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.282532][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.282534][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.282536][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.282538][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   15.282540][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282541][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.282543][    C2]  _printk (kernel/printk/printk.c:2504)
[   15.282546][    C2]  ? snapshot_read.cold (user.c:?)
[   15.282547][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   15.282550][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.282552][    C2]  ? idr_get_free (??:?)
[   15.282554][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   15.282555][    C2]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   15.282559][    C2]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   15.282562][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282564][    C2]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   15.282567][    C2]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   15.282569][    C2]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   15.282571][    C2]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   15.282574][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.282575][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.282576][    C2]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   15.282578][    C2]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   15.282580][    C2]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   15.282582][    C2]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   15.282584][    C2]  ? 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)
[   15.282586][    C2]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   15.282588][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   15.282589][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 5) ./include/trace/events/lock.h:23 (discriminator 5) kernel/locking/lockdep.c:5871 (discriminator 5))
[   15.282590][    C2]  ? 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)
[   15.282592][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   15.282593][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   15.282596][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   15.282598][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   15.282602][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.282604][    C2]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1847 kernel/time/timer.c:1865)
[   15.282605][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282608][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   15.282609][    C2]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   15.282611][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   15.282613][    C2]  ? 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)
[   15.282616][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.282618][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   15.282620][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   15.282621][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.282623][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282624][    C2]  handle_softirqs (kernel/softirq.c:645)
[   15.282626][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.282628][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282629][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.282631][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.282633][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   15.282634][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.282636][    C2]  </IRQ>
[   15.282636][    C2]  <TASK>
[   15.282637][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   15.282639][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.282642][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   15.282644][    C2] Code: 48 8b 3d 94 12 06 02 e8 1f 00 00 00 48 2b 05 58 13 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 b6 17 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 12 06 02 	mov    0x2061294(%rip),%rdi        # 0x206129b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 13 a0 00 	sub    0xa01358(%rip),%rax        # 0xa0136b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 b6 17 00 	verw   0x17b613(%rip)        # 0x17b63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   15.282645][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   15.282648][    C2] RAX: 0000000000000002 RBX: ff11000001bf46c0 RCX: 0000000000000001
[   15.282650][    C2] RDX: 0000000000000002 RSI: ffffffff9f88dc60 RDI: ffffffff9cefa307
[   15.282650][    C2] RBP: 0000000000000000 R08: ffffffff9f51e421 R09: 1fe2200006a663a2
[   15.282651][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   15.282652][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   15.282653][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   15.282655][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.282657][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   15.282659][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   15.282660][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.282662][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   15.282663][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   15.282665][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282667][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.282669][    C2]  do_idle (kernel/sched/idle.c:355)
[   15.282671][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   15.282672][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   15.282674][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
do_softirq:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars