======================================
| [    9.543901][    C1]
| [    9.543902][    C1]
| [    9.543902][    C1] stack backtrace:
| [    9.543908][    C1] Tainted: [W]=WARN
[    9.543909][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.543912][    C1] Call Trace:
[    9.543913][    C1]  <IRQ>
[    9.543914][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.543918][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[    9.543921][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[    9.543923][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[    9.543925][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[    9.543927][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[    9.543929][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.543931][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    9.543933][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.543936][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.543938][    C1]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    9.543940][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[    9.543942][    C1]  console_emit_next_record (kernel/printk/printk.c:3177)
[    9.543944][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.543946][    C1]  ? 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))
[    9.543948][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.543949][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.543951][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.543953][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.543955][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.543957][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.543959][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.543961][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.543963][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.543964][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.543966][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.543968][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.543970][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.543972][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.543974][    C1]  _printk (kernel/printk/printk.c:2504)
[    9.543976][    C1]  ? snapshot_read.cold (user.c:?)
[    9.543978][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[    9.543981][    C1]  ? idr_get_free (??:?)
[    9.543983][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[    9.543985][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[    9.543987][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[    9.543988][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 12) kernel/locking/spinlock.c:221 (discriminator 12))
[    9.543990][    C1]  ? 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)
[    9.543992][    C1]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.543996][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[    9.543998][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[    9.544000][    C1]  ? tcp_fastopen_add_skb (net/ipv4/tcp_fastopen.c:261)
[    9.544003][    C1]  ? secure_tcpv6_seq_and_ts_off (net/core/secure_seq.c:77)
[    9.544005][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[    9.544007][    C1]  ? 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)
[    9.544009][    C1]  tcp_conn_request (net/ipv4/tcp_input.c:7796 (discriminator 3))
[    9.544011][    C1]  ? tcp_ao_calc_traffic_key (net/ipv4/tcp_ao.c:153)
[    9.544015][    C1]  ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7))
[    9.544017][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544019][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544021][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544022][    C1]  ? down_read_nested (kernel/locking/rwsem.c:256 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710)
[    9.544024][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544026][    C1]  ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    9.544028][    C1]  tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    9.544030][    C1]  tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930)
[    9.544032][    C1]  ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099)
[    9.544034][    C1]  tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286)
[    9.544036][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.544038][    C1]  ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7))
[    9.544040][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544042][    C1]  ? 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))
[    9.544044][    C1]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[    9.544045][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    9.544047][    C1]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[    9.544049][    C1]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[    9.544051][    C1]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[    9.544052][    C1]  ? 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))
[    9.544055][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    9.544056][    C1]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[    9.544058][    C1]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[    9.544060][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.544062][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544064][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[    9.544066][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544067][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    9.544069][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[    9.544071][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544073][    C1]  process_backlog (net/core/dev.c:6728)
[    9.544076][    C1]  __napi_poll (net/core/dev.c:7787)
[    9.544078][    C1]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[    9.544081][    C1]  ? __napi_poll (./include/net/gro.h:507)
[    9.544083][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544086][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544087][    C1]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.544089][    C1]  handle_softirqs (kernel/softirq.c:645)
[    9.544091][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[    9.544093][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544094][    C1]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[    9.544097][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[    9.544099][    C1]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[    9.544100][    C1]  </IRQ>
[    9.544101][    C1]  <TASK>
[    9.544102][    C1]  __local_bh_enable_ip (kernel/softirq.c:473)
[    9.544103][    C1]  __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))
[    9.544105][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    9.544108][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[    9.544110][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544112][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544113][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.544114][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544116][    C1]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.544118][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    9.544119][    C1]  ? neigh_hh_output (./include/net/neighbour.h:525)
[    9.544121][    C1]  ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236)
[    9.544123][    C1]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[    9.544125][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544127][    C1]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[    9.544129][    C1]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[    9.544131][    C1]  ? ip_finish_output (./include/linux/cgroup.h:915)
[    9.544133][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544134][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.544136][    C1]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[    9.544138][    C1]  __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))
[    9.544140][    C1]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1716)
[    9.544143][    C1]  ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23)
[    9.544145][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.544146][    C1]  ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6))
[    9.544148][    C1]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[    9.544151][    C1]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[    9.544153][    C1]  tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383)
[    9.544155][    C1]  tcp_v4_connect (net/ipv4/tcp_ipv4.c:345)
[    9.544158][    C1]  ? tcp_v4_ao_sign_reset (./include/linux/skbuff.h:1165)
[    9.544160][    C1]  ? 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)
[    9.544161][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544163][    C1]  __inet_stream_connect (net/ipv4/af_inet.c:690)
[    9.544165][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.544166][    C1]  inet_stream_connect (net/ipv4/af_inet.c:761)
[    9.544168][    C1]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[    9.544169][    C1]  ? do_fcntl (fs/fcntl.c:477)
[    9.544172][    C1]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[    9.544175][    C1]  ? fput (./include/linux/preempt.h:500 ./include/linux/file_ref.h:150 fs/file_table.c:588)
[    9.544177][    C1]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[    9.544179][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.544180][    C1]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.544182][    C1]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.544183][    C1]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.544185][    C1]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.544187][    C1] RIP: 0033:0x7fc8e97d6312
[    9.544191][    C1] 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)
[    9.544192][    C1] RSP: 002b:00007fc8e8f53988 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[    9.544195][    C1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc8e97d6312
[    9.544196][    C1] RDX: 0000000000000010 RSI: 00007fc8e8f53c40 RDI: 000000000000000a
[    9.544197][    C1] RBP: 00007fc8e8f539b0 R08: 0000000000000000 R09: 0000000000000000
[    9.544198][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8e8f53c40
[    9.544199][    C1] R13: 0000000000000010 R14: 0000000000000001 R15: 0000000000412230
| [    9.544221][    C1] softirqs last disabled at (17899): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [    9.544222][    C1] Preemption disabled at:
| [    9.544223][    C1] __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))
| [    9.544228][    C1] Tainted: [W]=WARN
[    9.544229][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.544229][    C1] Call Trace:
[    9.544230][    C1]  <IRQ>
[    9.544230][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.544233][    C1]  ? __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))
[    9.544235][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.544237][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.544240][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544242][    C1]  __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))
[    9.544244][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.544246][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.544248][    C1]  ? 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)
[    9.544249][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.544251][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[    9.544253][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.544256][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.544257][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[    9.544260][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.544261][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544263][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.544265][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.544267][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.544269][    C1]  ? 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))
[    9.544271][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544272][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.544274][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.544277][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.544278][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544280][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.544282][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.544284][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544286][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.544288][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.544289][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.544291][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.544293][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.544295][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.544297][    C1]  _printk (kernel/printk/printk.c:2504)
[    9.544299][    C1]  ? snapshot_read.cold (user.c:?)
[    9.544300][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[    9.544302][    C1]  ? idr_get_free (??:?)
[    9.544304][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[    9.544306][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[    9.544308][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[    9.544309][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 12) kernel/locking/spinlock.c:221 (discriminator 12))
[    9.544311][    C1]  ? 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)
[    9.544313][    C1]  ? add_timer_on (kernel/time/timer.c:925 (discriminator 5))
[    9.544315][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[    9.544317][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[    9.544319][    C1]  ? tcp_fastopen_add_skb (net/ipv4/tcp_fastopen.c:261)
[    9.544322][    C1]  ? secure_tcpv6_seq_and_ts_off (net/core/secure_seq.c:77)
[    9.544323][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[    9.544325][    C1]  ? 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)
[    9.544327][    C1]  tcp_conn_request (net/ipv4/tcp_input.c:7796 (discriminator 3))
[    9.544329][    C1]  ? tcp_ao_calc_traffic_key (net/ipv4/tcp_ao.c:153)
[    9.544331][    C1]  ? tcp_get_syncookie_mss (./include/net/net_namespace.h:422 (discriminator 7))
[    9.544333][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544335][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544337][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544338][    C1]  ? down_read_nested (kernel/locking/rwsem.c:256 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710)
[    9.544340][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544343][    C1]  ? tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    9.544345][    C1]  tcp_rcv_listen_state_process (net/ipv4/tcp_input.c:7167)
[    9.544347][    C1]  tcp_v4_rcv_listen.constprop.0.isra.0 (net/ipv4/tcp_ipv4.c:1930)
[    9.544349][    C1]  ? tcp_v4_fill_cb (net/ipv4/tcp_ipv4.c:2099)
[    9.544350][    C1]  tcp_v4_rcv (net/ipv4/tcp_ipv4.c:2286)
[    9.544353][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.544354][    C1]  ? tcp_add_backlog (./include/net/net_namespace.h:422 (discriminator 7))
[    9.544356][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544358][    C1]  ? 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))
[    9.544360][    C1]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[    9.544362][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    9.544364][    C1]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[    9.544365][    C1]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[    9.544367][    C1]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[    9.544369][    C1]  ? 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))
[    9.544371][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    9.544373][    C1]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[    9.544374][    C1]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[    9.544376][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.544378][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.544380][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[    9.544382][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544383][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[    9.544385][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[    9.544387][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544389][    C1]  process_backlog (net/core/dev.c:6728)
[    9.544392][    C1]  __napi_poll (net/core/dev.c:7787)
[    9.544394][    C1]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[    9.544397][    C1]  ? __napi_poll (./include/net/gro.h:507)
[    9.544399][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544402][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544403][    C1]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.544405][    C1]  handle_softirqs (kernel/softirq.c:645)
[    9.544407][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[    9.544409][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544410][    C1]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[    9.544412][    C1]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[    9.544414][    C1]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[    9.544415][    C1]  </IRQ>
[    9.544416][    C1]  <TASK>
[    9.544416][    C1]  __local_bh_enable_ip (kernel/softirq.c:473)
[    9.544418][    C1]  __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))
[    9.544420][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    9.544422][    C1]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[    9.544424][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544425][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544426][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.544428][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.544430][    C1]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.544431][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[    9.544433][    C1]  ? neigh_hh_output (./include/net/neighbour.h:525)
[    9.544435][    C1]  ip_finish_output2 (./include/net/neighbour.h:558 net/ipv4/ip_output.c:236)
[    9.544437][    C1]  ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504)
[    9.544438][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.544440][    C1]  ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41))
[    9.544442][    C1]  ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437)
[    9.544444][    C1]  ? ip_finish_output (./include/linux/cgroup.h:915)
[    9.544446][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544447][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.544449][    C1]  ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2))
[    9.544451][    C1]  __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))
[    9.544453][    C1]  __tcp_transmit_skb (net/ipv4/tcp_output.c:1716)
[    9.544456][    C1]  ? __tcp_select_window (./arch/x86/include/asm/atomic.h:23)
[    9.544458][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.544459][    C1]  ? ktime_get (./include/linux/seqlock.h:75 (discriminator 6) kernel/time/timekeeping.c:1002 (discriminator 6))
[    9.544460][    C1]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[    9.544462][    C1]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[    9.544464][    C1]  tcp_connect (net/ipv4/tcp_output.c:1734 net/ipv4/tcp_output.c:4383)
[    9.544466][    C1]  tcp_v4_connect (net/ipv4/tcp_ipv4.c:345)
[    9.544469][    C1]  ? tcp_v4_ao_sign_reset (./include/linux/skbuff.h:1165)
[    9.544470][    C1]  ? 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)
[    9.544472][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.544474][    C1]  __inet_stream_connect (net/ipv4/af_inet.c:690)
[    9.544475][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.544477][    C1]  inet_stream_connect (net/ipv4/af_inet.c:761)
[    9.544478][    C1]  __sys_connect (net/socket.c:2141 (discriminator 3) net/socket.c:2166 (discriminator 3) net/socket.c:2183 (discriminator 3))
[    9.544480][    C1]  ? do_fcntl (fs/fcntl.c:477)
[    9.544482][    C1]  ? __sys_connect_file (net/socket.c:2141 (discriminator 3))
[    9.544484][    C1]  ? fput (./include/linux/preempt.h:500 ./include/linux/file_ref.h:150 fs/file_table.c:588)
[    9.544486][    C1]  __x64_sys_connect (net/socket.c:2189 net/socket.c:2186 net/socket.c:2186)
[    9.544488][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.544489][    C1]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.544490][    C1]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.544492][    C1]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.544493][    C1]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.544495][    C1] RIP: 0033:0x7fc8e97d6312
[    9.544496][    C1] 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)
[    9.544497][    C1] RSP: 002b:00007fc8e8f53988 EFLAGS: 00000246 ORIG_RAX: 000000000000002a
[    9.544498][    C1] RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fc8e97d6312
[    9.544499][    C1] RDX: 0000000000000010 RSI: 00007fc8e8f53c40 RDI: 000000000000000a
[    9.544500][    C1] RBP: 00007fc8e8f539b0 R08: 0000000000000000 R09: 0000000000000000
[    9.544501][    C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8e8f53c40
[    9.544502][    C1] R13: 0000000000000010 R14: 0000000000000001 R15: 0000000000412230
| [   10.551382][    C1] softirqs last disabled at (301423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.551384][    C1] Preemption disabled at:
| [   10.551385][    C1] 0x0
| [   10.551394][    C1] Tainted: [W]=WARN
[   10.551395][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.551396][    C1] Call Trace:
[   10.551398][    C1]  <IRQ>
[   10.551400][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.551405][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.551409][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.551413][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551417][    C1]  __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))
[   10.551420][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.551423][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.551426][    C1]  ? 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)
[   10.551428][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.551430][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   10.551433][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.551434][    C1]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   10.551438][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.551442][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.551443][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.551445][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551447][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.551449][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.551452][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.551454][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551455][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551457][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551459][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.551460][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   10.551462][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.551464][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.551467][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.551469][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.551470][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.551472][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551474][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   10.551475][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.551476][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   10.551478][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.551480][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.551482][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.551485][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.551486][    C1]  ? 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)
[   10.551488][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551490][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.551492][    C1]  _printk (kernel/printk/printk.c:2504)
[   10.551495][    C1]  ? snapshot_read.cold (user.c:?)
[   10.551496][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   10.551499][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   10.551502][    C1]  ? idr_get_free (??:?)
[   10.551504][    C1]  ? 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)
[   10.551505][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   10.551509][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   10.551513][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551515][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   10.551517][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   10.551520][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   10.551522][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.551523][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   10.551525][    C1]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   10.551527][    C1]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   10.551529][    C1]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   10.551531][    C1]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   10.551534][    C1]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   10.551536][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   10.551537][    C1]  ? 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))
[   10.551538][    C1]  ? 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)
[   10.551540][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   10.551546][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   10.551549][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   10.551551][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   10.551555][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.551556][    C1]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   10.551558][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551560][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   10.551562][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   10.551564][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   10.551567][    C1]  ? 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)
[   10.551569][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.551571][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   10.551573][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   10.551575][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.551576][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551578][    C1]  handle_softirqs (kernel/softirq.c:645)
[   10.551580][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   10.551581][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551583][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   10.551584][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   10.551586][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   10.551588][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   10.551590][    C1]  </IRQ>
[   10.551590][    C1]  <TASK>
[   10.551591][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   10.551592][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   10.551594][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   10.551597][    C1] 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
[   10.551598][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   10.551602][    C1] RAX: 0000000000000001 RBX: ff11000001bf2380 RCX: 0000000000000001
[   10.551603][    C1] RDX: 0000000000000001 RSI: ffffffffb4a8dc60 RDI: ffffffffb20fa307
[   10.551604][    C1] RBP: 0000000000000000 R08: ffffffffb471e421 R09: 1fe2200006a563a2
[   10.551605][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   10.551605][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   10.551607][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   10.551608][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.551611][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   10.551612][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   10.551613][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.551615][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   10.551617][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   10.551619][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.551621][    C1]  do_idle (kernel/sched/idle.c:355)
[   10.551622][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   10.551624][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   10.551626][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   10.551627][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   11.702354][    C1] softirqs last disabled at (301423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.702357][    C1] Preemption disabled at:
| [   11.702357][    C1] 0x0
| [   11.702368][    C1] Tainted: [W]=WARN
[   11.702369][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.702371][    C1] Call Trace:
[   11.702372][    C1]  <IRQ>
[   11.702374][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.702380][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.702384][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.702387][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702391][    C1]  __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))
[   11.702395][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.702397][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.702401][    C1]  ? 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)
[   11.702403][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.702405][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   11.702408][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.702409][    C1]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   11.702413][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.702416][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.702418][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.702419][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702421][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.702423][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.702426][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.702428][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702430][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702431][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702433][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.702435][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   11.702436][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.702439][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.702441][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.702443][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.702444][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.702446][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702448][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   11.702449][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.702450][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   11.702452][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.702454][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.702456][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.702458][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.702460][    C1]  ? 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)
[   11.702462][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702463][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.702465][    C1]  _printk (kernel/printk/printk.c:2504)
[   11.702468][    C1]  ? snapshot_read.cold (user.c:?)
[   11.702470][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   11.702472][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   11.702475][    C1]  ? idr_get_free (??:?)
[   11.702477][    C1]  ? 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)
[   11.702478][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   11.702482][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   11.702486][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702488][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   11.702490][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   11.702493][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   11.702494][    C1]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   11.702497][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.702498][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   11.702500][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702502][    C1]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   11.702503][    C1]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.702505][    C1]  ? debug_object_activate (lib/debugobjects.c:891 (discriminator 3))
[   11.702509][    C1]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   11.702511][    C1]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   11.702513][    C1]  ? remove_and_enqueue_same_base (kernel/time/hrtimer.c:1293)
[   11.702516][    C1]  ? 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)
[   11.702518][    C1]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   11.702520][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   11.702521][    C1]  ? 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))
[   11.702522][    C1]  ? 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)
[   11.702524][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   11.702525][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   11.702527][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   11.702529][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   11.702532][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.702533][    C1]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   11.702535][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702537][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   11.702539][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   11.702541][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   11.702543][    C1]  ? 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)
[   11.702552][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.702554][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   11.702556][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   11.702558][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.702559][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702561][    C1]  handle_softirqs (kernel/softirq.c:645)
[   11.702563][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   11.702564][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702566][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   11.702568][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   11.702569][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   11.702571][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   11.702573][    C1]  </IRQ>
[   11.702573][    C1]  <TASK>
[   11.702574][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   11.702575][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   11.702578][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   11.702580][    C1] 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
[   11.702582][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   11.702585][    C1] RAX: 0000000000000001 RBX: ff11000001bf2380 RCX: 0000000000000001
[   11.702587][    C1] RDX: 0000000000000001 RSI: ffffffffb4a8dc60 RDI: ffffffffb20fa307
[   11.702587][    C1] RBP: 0000000000000000 R08: ffffffffb471e421 R09: 1fe2200006a563a2
[   11.702588][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   11.702589][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   11.702590][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   11.702592][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   11.702594][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   11.702596][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   11.702597][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   11.702599][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   11.702600][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   11.702603][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.702605][    C1]  do_idle (kernel/sched/idle.c:355)
[   11.702606][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   11.702608][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   11.702609][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   11.702611][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   12.727372][    C1] softirqs last disabled at (301423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.727374][    C1] Preemption disabled at:
| [   12.727375][    C1] 0x0
| [   12.727386][    C1] Tainted: [W]=WARN
[   12.727387][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.727389][    C1] Call Trace:
[   12.727390][    C1]  <IRQ>
[   12.727392][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.727398][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.727402][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.727405][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727409][    C1]  __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))
[   12.727412][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.727415][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.727419][    C1]  ? 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)
[   12.727420][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.727422][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   12.727424][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.727426][    C1]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   12.727430][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.727434][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.727435][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.727437][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727439][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.727441][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.727443][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.727445][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727447][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727449][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727450][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.727452][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   12.727454][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.727456][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.727459][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.727461][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.727462][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.727464][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727466][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.727467][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.727469][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   12.727471][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.727473][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.727475][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.727477][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.727479][    C1]  ? 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)
[   12.727480][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727482][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.727484][    C1]  _printk (kernel/printk/printk.c:2504)
[   12.727487][    C1]  ? snapshot_read.cold (user.c:?)
[   12.727489][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   12.727491][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   12.727494][    C1]  ? idr_get_free (??:?)
[   12.727496][    C1]  ? 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)
[   12.727497][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   12.727501][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   12.727505][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727507][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   12.727510][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   12.727512][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   12.727513][    C1]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   12.727516][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.727518][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   12.727519][    C1]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   12.727521][    C1]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   12.727523][    C1]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   12.727525][    C1]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   12.727528][    C1]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   12.727529][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   12.727531][    C1]  ? 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))
[   12.727532][    C1]  ? 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)
[   12.727534][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   12.727535][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   12.727538][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   12.727540][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   12.727544][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.727545][    C1]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   12.727547][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727554][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   12.727556][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   12.727558][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   12.727561][    C1]  ? 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)
[   12.727563][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.727565][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   12.727567][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   12.727569][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.727570][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727572][    C1]  handle_softirqs (kernel/softirq.c:645)
[   12.727574][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   12.727576][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727577][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   12.727579][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   12.727581][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   12.727582][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   12.727584][    C1]  </IRQ>
[   12.727584][    C1]  <TASK>
[   12.727585][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   12.727587][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   12.727589][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   12.727592][    C1] 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
[   12.727594][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   12.727597][    C1] RAX: 0000000000000001 RBX: ff11000001bf2380 RCX: 0000000000000001
[   12.727598][    C1] RDX: 0000000000000001 RSI: ffffffffb4a8dc60 RDI: ffffffffb20fa307
[   12.727599][    C1] RBP: 0000000000000000 R08: ffffffffb471e421 R09: 1fe2200006a563a2
[   12.727600][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   12.727600][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   12.727602][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   12.727604][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   12.727606][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   12.727607][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   12.727609][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   12.727610][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   12.727612][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   12.727614][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.727616][    C1]  do_idle (kernel/sched/idle.c:355)
[   12.727618][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   12.727619][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   12.727621][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   12.727623][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   13.750361][    C1] softirqs last disabled at (301423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.750363][    C1] Preemption disabled at:
| [   13.750364][    C1] 0x0
| [   13.750375][    C1] Tainted: [W]=WARN
[   13.750376][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.750378][    C1] Call Trace:
[   13.750380][    C1]  <IRQ>
[   13.750382][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.750387][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.750391][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.750394][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750398][    C1]  __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))
[   13.750402][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.750404][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.750408][    C1]  ? 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)
[   13.750410][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.750412][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   13.750415][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.750416][    C1]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.750420][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.750424][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.750425][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.750427][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750429][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.750431][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.750433][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.750435][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750437][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750439][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750440][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.750442][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   13.750444][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.750446][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.750449][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.750451][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.750453][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.750454][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750456][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.750457][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.750459][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   13.750461][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.750463][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.750465][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.750467][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.750469][    C1]  ? 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)
[   13.750470][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750472][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.750474][    C1]  _printk (kernel/printk/printk.c:2504)
[   13.750477][    C1]  ? snapshot_read.cold (user.c:?)
[   13.750479][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   13.750481][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   13.750484][    C1]  ? idr_get_free (??:?)
[   13.750486][    C1]  ? 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)
[   13.750488][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   13.750492][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   13.750496][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750498][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   13.750501][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   13.750503][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   13.750505][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.750507][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   13.750508][    C1]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   13.750510][    C1]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   13.750512][    C1]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   13.750514][    C1]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   13.750517][    C1]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   13.750519][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   13.750520][    C1]  ? 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))
[   13.750522][    C1]  ? 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)
[   13.750523][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   13.750525][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   13.750528][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.750529][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.750533][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.750535][    C1]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   13.750536][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750539][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.750541][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   13.750543][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.750545][    C1]  ? 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)
[   13.750547][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.750549][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.750557][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.750559][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.750560][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750562][    C1]  handle_softirqs (kernel/softirq.c:645)
[   13.750564][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.750565][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750567][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   13.750569][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.750570][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   13.750572][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.750574][    C1]  </IRQ>
[   13.750575][    C1]  <TASK>
[   13.750575][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   13.750577][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.750580][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.750582][    C1] 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
[   13.750584][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   13.750588][    C1] RAX: 0000000000000001 RBX: ff11000001bf2380 RCX: 0000000000000001
[   13.750589][    C1] RDX: 0000000000000001 RSI: ffffffffb4a8dc60 RDI: ffffffffb20fa307
[   13.750590][    C1] RBP: 0000000000000000 R08: ffffffffb471e421 R09: 1fe2200006a563a2
[   13.750591][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   13.750591][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   13.750593][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   13.750595][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.750597][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.750598][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   13.750600][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.750601][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   13.750603][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.750605][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.750608][    C1]  do_idle (kernel/sched/idle.c:355)
[   13.750609][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.750610][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   13.750612][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   13.750614][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   14.774394][    C1] softirqs last disabled at (301423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.774397][    C1] Preemption disabled at:
| [   14.774398][    C1] 0x0
| [   14.774412][    C1] Tainted: [W]=WARN
[   14.774413][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.774416][    C1] Call Trace:
[   14.774418][    C1]  <IRQ>
[   14.774421][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.774428][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.774432][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.774437][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774442][    C1]  __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))
[   14.774446][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.774450][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.774455][    C1]  ? 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)
[   14.774458][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.774461][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   14.774464][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.774467][    C1]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.774471][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.774476][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.774479][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.774481][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774484][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.774487][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.774491][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.774494][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774496][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774499][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774501][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.774504][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   14.774507][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.774510][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.774514][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.774516][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.774519][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.774521][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774523][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.774526][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.774528][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   14.774531][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.774533][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.774536][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.774540][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.774542][    C1]  ? 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)
[   14.774545][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774547][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.774550][    C1]  _printk (kernel/printk/printk.c:2504)
[   14.774554][    C1]  ? snapshot_read.cold (user.c:?)
[   14.774563][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   14.774567][    C1]  ? idr_get_free (??:?)
[   14.774570][    C1]  ? 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)
[   14.774573][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   14.774579][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   14.774583][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774587][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   14.774591][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   14.774595][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   14.774597][    C1]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   14.774601][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.774603][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   14.774606][    C1]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   14.774609][    C1]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   14.774612][    C1]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   14.774616][    C1]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   14.774619][    C1]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   14.774622][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   14.774625][    C1]  ? 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))
[   14.774627][    C1]  ? 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)
[   14.774630][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   14.774632][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   14.774636][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   14.774638][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   14.774644][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.774646][    C1]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   14.774649][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774652][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   14.774655][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   14.774658][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   14.774661][    C1]  ? 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)
[   14.774665][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.774668][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   14.774671][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   14.774674][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.774676][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774678][    C1]  handle_softirqs (kernel/softirq.c:645)
[   14.774682][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   14.774684][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774687][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.774689][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   14.774692][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   14.774694][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   14.774698][    C1]  </IRQ>
[   14.774699][    C1]  <TASK>
[   14.774700][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   14.774703][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   14.774706][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   14.774710][    C1] 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
[   14.774712][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   14.774717][    C1] RAX: 0000000000000001 RBX: ff11000001bf2380 RCX: 0000000000000001
[   14.774719][    C1] RDX: 0000000000000001 RSI: ffffffffb4a8dc60 RDI: ffffffffb20fa307
[   14.774720][    C1] RBP: 0000000000000000 R08: ffffffffb471e421 R09: 1fe2200006a563a2
[   14.774722][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   14.774723][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   14.774725][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   14.774728][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   14.774732][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   14.774734][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   14.774736][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   14.774738][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   14.774741][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   14.774744][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.774747][    C1]  do_idle (kernel/sched/idle.c:355)
[   14.774750][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   14.774752][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   14.774755][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   14.774758][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   15.863388][    C1] softirqs last disabled at (301423): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   15.863390][    C1] Preemption disabled at:
| [   15.863391][    C1] 0x0
| [   15.863401][    C1] Tainted: [W]=WARN
[   15.863402][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.863403][    C1] Call Trace:
[   15.863405][    C1]  <IRQ>
[   15.863408][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.863413][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.863417][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.863420][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863424][    C1]  __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))
[   15.863427][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.863430][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.863434][    C1]  ? 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)
[   15.863435][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.863438][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   15.863440][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.863442][    C1]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.863445][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.863449][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.863451][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.863452][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863454][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.863456][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.863459][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.863461][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863463][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863464][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863466][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.863468][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.863469][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.863472][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.863474][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.863476][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.863478][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.863479][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863481][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.863482][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.863484][    C1]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.863486][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.863488][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.863490][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.863492][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.863494][    C1]  ? 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)
[   15.863495][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863497][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.863499][    C1]  _printk (kernel/printk/printk.c:2504)
[   15.863502][    C1]  ? snapshot_read.cold (user.c:?)
[   15.863503][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   15.863506][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.863509][    C1]  ? idr_get_free (??:?)
[   15.863511][    C1]  ? 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)
[   15.863512][    C1]  tcp_make_synack.cold (net/ipv4/tcp_output.c:4011 (discriminator 3))
[   15.863516][    C1]  ? tcp_send_synack (./include/net/tcp_ecn.h:589)
[   15.863520][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863522][    C1]  ? inet_csk_route_req (./include/linux/rcupdate.h:882 net/ipv4/inet_connection_sock.c:782)
[   15.863525][    C1]  tcp_v4_send_synack (net/ipv4/tcp_ipv4.c:1179)
[   15.863528][    C1]  ? tcp_v4_timewait_ack (net/ipv4/tcp_ipv4.c:1046)
[   15.863529][    C1]  ? sched_balance_find_src_group (kernel/sched/fair.c:12940)
[   15.863532][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.863534][    C1]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   15.863535][    C1]  ? get_random_u16 (./include/linux/local_lock_internal.h:60 (discriminator 7))
[   15.863537][    C1]  tcp_rtx_synack (net/ipv4/tcp_output.c:4651)
[   15.863539][    C1]  ? tcp_send_probe0 (net/ipv4/tcp_output.c:4621)
[   15.863541][    C1]  ? sched_balance_rq (kernel/sched/fair.c:13468)
[   15.863543][    C1]  reqsk_timer_handler (net/ipv4/inet_connection_sock.c:1107)
[   15.863545][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   15.863547][    C1]  ? 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))
[   15.863548][    C1]  ? 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)
[   15.863550][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   15.863551][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   15.863555][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   15.863556][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   15.863566][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.863568][    C1]  ? timer_recalc_next_expiry (./include/linux/find.h:71 kernel/time/timer.c:1843 kernel/time/timer.c:1865)
[   15.863570][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863572][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   15.863574][    C1]  ? __inet_csk_reqsk_queue_drop (./include/linux/list_nulls.h:111 (discriminator 2))
[   15.863576][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   15.863578][    C1]  ? 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)
[   15.863580][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.863583][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   15.863585][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   15.863586][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.863588][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863589][    C1]  handle_softirqs (kernel/softirq.c:645)
[   15.863591][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.863593][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863595][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.863596][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.863598][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   15.863599][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.863601][    C1]  </IRQ>
[   15.863602][    C1]  <TASK>
[   15.863602][    C1]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   15.863604][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.863607][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   15.863609][    C1] 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
[   15.863611][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000246
[   15.863614][    C1] RAX: 0000000000000001 RBX: ff11000001bf2380 RCX: 0000000000000001
[   15.863615][    C1] RDX: 0000000000000001 RSI: ffffffffb4a8dc60 RDI: ffffffffb20fa307
[   15.863616][    C1] RBP: 0000000000000000 R08: ffffffffb471e421 R09: 1fe2200006a563a2
[   15.863617][    C1] R10: 0000000000000001 R11: 0000000000000000 R12: 1ff4000000028fc3
[   15.863618][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   15.863619][    C1]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   15.863621][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.863623][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   15.863624][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   15.863626][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.863627][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   15.863629][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   15.863631][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.863633][    C1]  do_idle (kernel/sched/idle.c:355)
[   15.863635][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   15.863636][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   15.863638][    C1]  ? 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