======================================
| [   10.623291][  T244] softirqs last disabled at (11796): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.623294][  T244] Preemption disabled at:
| [   10.623295][  T244] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.623304][  T244] Tainted: [W]=WARN
[   10.623305][  T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.623306][  T244] Call Trace:
[   10.623308][  T244]  <TASK>
[   10.623309][  T244]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.623316][  T244]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.623318][  T244]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.623322][  T244]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.623327][  T244]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.623332][  T244]  __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))
[   10.623334][  T244]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.623340][  T244]  ? 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)
[   10.623342][  T244]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.623345][  T244]  put_chars (drivers/char/virtio_console.c:1176)
[   10.623348][  T244]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.623352][  T244]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.623356][  T244]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.623359][  T244]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.623361][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623362][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623366][  T244]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.623368][  T244]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.623371][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623375][  T244]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.623379][  T244]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.623383][  T244]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.623385][  T244]  ? 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))
[   10.623388][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623390][  T244]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.623394][  T244]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.623398][  T244]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.623400][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623405][  T244]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.623408][  T244]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.623410][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623412][  T244]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.623416][  T244]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.623417][  T244]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.623421][  T244]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.623424][  T244]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.623427][  T244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.623429][  T244]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   10.623433][  T244]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.623436][  T244]  _printk (kernel/printk/printk.c:2504)
[   10.623440][  T244]  ? snapshot_read.cold (user.c:?)
[   10.623444][  T244]  ? br_multicast_flood (??:?) bridge
[   10.623457][  T244]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.623458][  T244]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.623459][  T244]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.623464][  T244] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.623474][  T244] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.623482][  T244] new_nbp (net/bridge/br_if.c:449) bridge
[   10.623491][  T244] br_add_if (net/bridge/br_if.c:592) bridge
[   10.623498][  T244]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.623502][  T244]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.623505][  T244]  ? __kernel_text_address (kernel/extable.c:79)
[   10.623509][  T244]  do_set_master (net/core/rtnetlink.c:3071)
[   10.623514][  T244]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.623517][  T244]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.623521][  T244]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.623522][  T244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.623525][  T244]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.623528][  T244]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.623531][  T244]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.623533][  T244]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.623535][  T244]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.623538][  T244]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.623540][  T244]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.623543][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623545][  T244]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   10.623548][  T244]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.623552][  T244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.623554][  T244]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.623557][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623559][  T244]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.623561][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623562][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623565][  T244]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.623569][  T244]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.623570][  T244]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.623572][  T244]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.623576][  T244]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.623577][  T244]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.623582][  T244]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.623588][  T244]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.623593][  T244]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.623595][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623600][  T244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.623601][  T244]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.623603][  T244]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.623605][  T244]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.623609][  T244]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.623611][  T244]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.623614][  T244]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.623615][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623622][  T244]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.623624][  T244]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.623627][  T244]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.623629][  T244]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.623632][  T244]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.623639][  T244]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.623640][  T244]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.623645][  T244]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.623648][  T244]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.623651][  T244]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.623655][  T244]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.623659][  T244]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.623663][  T244]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.623669][  T244]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.623671][  T244]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.623673][  T244]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.623675][  T244]  ? move_addr_to_kernel (net/socket.c:258)
[   10.623682][  T244]  ___sys_sendmsg (net/socket.c:2767)
[   10.623685][  T244]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.623701][  T244]  __sys_sendmsg (net/socket.c:2799)
[   10.623704][  T244]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.623710][  T244]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.623714][  T244]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.623716][  T244]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.623719][  T244]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.623722][  T244] RIP: 0033:0x7febd40f354e
[   10.623725][  T244] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.623727][  T244] RSP: 002b:00007fffd94a0be0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.623730][  T244] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007febd40f354e
[   10.623731][  T244] RDX: 0000000000000000 RSI: 00007fffd94a0c90 RDI: 0000000000000005
[   10.623732][  T244] RBP: 00007fffd94a0bf0 R08: 0000000000000000 R09: 0000000000000000
[   10.623733][  T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912e5b
[   10.623733][  T244] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd94a1350
| [   17.341192][  T287] softirqs last disabled at (17669): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.341195][  T287] Preemption disabled at:
| [   17.341195][  T287] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.341204][  T287] Tainted: [W]=WARN
[   17.341205][  T287] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.341207][  T287] Call Trace:
[   17.341209][  T287]  <TASK>
[   17.341210][  T287]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.341216][  T287]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.341218][  T287]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.341222][  T287]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.341227][  T287]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.341232][  T287]  __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))
[   17.341234][  T287]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.341240][  T287]  ? 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)
[   17.341243][  T287]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.341246][  T287]  put_chars (drivers/char/virtio_console.c:1176)
[   17.341248][  T287]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   17.341250][  T287]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.341253][  T287]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.341257][  T287]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.341261][  T287]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.341264][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.341265][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.341270][  T287]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.341271][  T287]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   17.341274][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.341277][  T287]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.341281][  T287]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.341285][  T287]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.341287][  T287]  ? 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))
[   17.341290][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.341292][  T287]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.341296][  T287]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.341300][  T287]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.341302][  T287]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.341307][  T287]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.341310][  T287]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.341312][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.341314][  T287]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.341317][  T287]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.341319][  T287]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.341322][  T287]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.341326][  T287]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.341332][  T287]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   17.341335][  T287]  _printk (kernel/printk/printk.c:2504)
[   17.341339][  T287]  ? snapshot_read.cold (user.c:?)
[   17.341345][  T287]  ? do_one_initcall (./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/initcall.h:27 init/main.c:1356)
[   17.341348][  T287] gact_init_module (net/sched/act_gact.c:180) act_gact
[   17.341351][  T287]  do_one_initcall (init/main.c:1357)
[   17.341353][  T287]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.341358][  T287]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.341361][  T287]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.341365][  T287]  do_init_module (kernel/module/main.c:3117)
[   17.341369][  T287]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.341373][  T287]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.341376][  T287]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.341380][  T287]  load_module (kernel/module/main.c:3593)
[   17.341387][  T287]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.341391][  T287]  ? __ia32_sys_fsconfig (??:?)
[   17.341394][  T287]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.341398][  T287]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.341401][  T287]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.341405][  T287]  init_module_from_file (kernel/module/main.c:3790)
[   17.341408][  T287]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.341416][  T287]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.341420][  T287]  ? 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)
[   17.341423][  T287]  idempotent_init_module (kernel/module/main.c:3802)
[   17.341426][  T287]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.341432][  T287]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.341434][  T287]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.341440][  T287]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.341442][  T287]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.341446][  T287]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.341448][  T287]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.341451][  T287]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.341453][  T287] RIP: 0033:0x7f25ee43337d
[   17.341456][  T287] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   17.341458][  T287] RSP: 002b:00007ffc27a5a4b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.341461][  T287] RAX: ffffffffffffffda RBX: 0000561328506810 RCX: 00007f25ee43337d
[   17.341462][  T287] RDX: 0000000000000000 RSI: 0000561327126ffd RDI: 0000000000000000
[   17.341463][  T287] RBP: 00007ffc27a5a550 R08: 0000000000000000 R09: 0000000000000000
[   17.341464][  T287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561327126ffd
[   17.341465][  T287] R13: 0000561328506960 R14: 0000000000040000 R15: 0000000000000000
| [   21.364467][    C1]
| [   21.364467][    C1]
| [   21.364467][    C1] stack backtrace:
| [   21.364473][    C1] Tainted: [W]=WARN
[   21.364474][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.364476][    C1] Call Trace:
[   21.364477][    C1]  <TASK>
[   21.364478][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.364482][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   21.364484][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   21.364487][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   21.364489][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   21.364490][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   21.364492][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.364494][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   21.364496][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364499][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.364501][    C1]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   21.364503][    C1]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   21.364504][    C1]  console_emit_next_record (kernel/printk/printk.c:3177)
[   21.364506][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.364508][    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))
[   21.364510][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364512][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.364513][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.364516][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.364517][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.364519][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.364521][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.364523][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364525][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.364526][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.364528][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.364530][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.364532][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.364534][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.364536][    C1]  _printk (kernel/printk/printk.c:2504)
[   21.364538][    C1]  ? snapshot_read.cold (user.c:?)
[   21.364539][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   21.364542][    C1]  ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit
[   21.364544][    C1]  ? idr_get_free (??:?)
[   21.364546][    C1] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit
[   21.364549][    C1]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   21.364551][    C1]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   21.364554][    C1] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   21.364556][    C1]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   21.364562][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.364564][    C1]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.364566][    C1]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.364568][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.364570][    C1]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   21.364572][    C1]  tcf_classify (net/sched/cls_api.c:1875)
[   21.364574][    C1]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   21.364575][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.364577][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.364579][    C1]  tc_run (net/core/dev.c:4463)
[   21.364581][    C1]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   21.364583][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   21.364585][    C1]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   21.364587][    C1]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   21.364590][    C1]  ? do_xdp_generic (net/core/dev.c:5732)
[   21.364592][    C1]  ? handle_softirqs (kernel/softirq.c:645)
[   21.364593][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.364596][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.364597][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.364599][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   21.364601][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   21.364603][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.364604][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   21.364606][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   21.364607][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364610][    C1]  process_backlog (net/core/dev.c:6728)
[   21.364612][    C1]  __napi_poll (net/core/dev.c:7787)
[   21.364614][    C1]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   21.364617][    C1]  ? __napi_poll (./include/net/gro.h:507)
[   21.364622][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.364625][    C1]  ? __schedule (kernel/sched/core.c:7277)
[   21.364627][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364629][    C1]  handle_softirqs (kernel/softirq.c:645)
[   21.364631][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   21.364632][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364634][    C1]  run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100)
[   21.364636][    C1]  smpboot_thread_fn (kernel/smpboot.c:160)
[   21.364638][    C1]  ? sort_range (kernel/range.c:164)
[   21.364639][    C1]  kthread (kernel/kthread.c:436)
[   21.364641][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.364643][    C1]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.364645][    C1]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.364646][    C1]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   21.364648][    C1]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.364651][    C1]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.364652][    C1]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   21.364670][    C1] softirqs last disabled at (1194437): run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100)
| [   21.364671][    C1] Preemption disabled at:
| [   21.364672][    C1] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
| [   21.364676][    C1] Tainted: [W]=WARN
[   21.364676][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.364677][    C1] Call Trace:
[   21.364677][    C1]  <TASK>
[   21.364678][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.364680][    C1]  ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
[   21.364682][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.364684][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.364687][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364689][    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))
[   21.364691][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   21.364693][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.364694][    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)
[   21.364696][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.364698][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   21.364700][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.364701][    C1]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   21.364703][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.364705][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5208)
[   21.364707][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.364708][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364710][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364711][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.364713][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.364715][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.364717][    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))
[   21.364718][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364720][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.364722][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.364724][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.364726][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.364728][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.364730][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.364731][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364733][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.364735][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.364736][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.364738][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.364741][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.364742][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.364745][    C1]  _printk (kernel/printk/printk.c:2504)
[   21.364746][    C1]  ? snapshot_read.cold (user.c:?)
[   21.364748][    C1]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   21.364750][    C1]  ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit
[   21.364751][    C1]  ? idr_get_free (??:?)
[   21.364754][    C1] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit
[   21.364756][    C1]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   21.364759][    C1]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   21.364761][    C1] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   21.364763][    C1]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   21.364769][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.364771][    C1]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.364773][    C1]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.364775][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.364776][    C1]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   21.364779][    C1]  tcf_classify (net/sched/cls_api.c:1875)
[   21.364781][    C1]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   21.364782][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.364784][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.364786][    C1]  tc_run (net/core/dev.c:4463)
[   21.364787][    C1]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   21.364789][    C1]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   21.364791][    C1]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   21.364793][    C1]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   21.364795][    C1]  ? do_xdp_generic (net/core/dev.c:5732)
[   21.364797][    C1]  ? handle_softirqs (kernel/softirq.c:645)
[   21.364799][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.364801][    C1]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.364803][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.364804][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   21.364806][    C1]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   21.364808][    C1]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.364809][    C1]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   21.364811][    C1]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   21.364813][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364815][    C1]  process_backlog (net/core/dev.c:6728)
[   21.364817][    C1]  __napi_poll (net/core/dev.c:7787)
[   21.364819][    C1]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   21.364822][    C1]  ? __napi_poll (./include/net/gro.h:507)
[   21.364824][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.364826][    C1]  ? __schedule (kernel/sched/core.c:7277)
[   21.364828][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364830][    C1]  handle_softirqs (kernel/softirq.c:645)
[   21.364832][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   21.364833][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.364835][    C1]  run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100)
[   21.364836][    C1]  smpboot_thread_fn (kernel/smpboot.c:160)
[   21.364838][    C1]  ? sort_range (kernel/range.c:164)
[   21.364840][    C1]  kthread (kernel/kthread.c:436)
[   21.364841][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.364842][    C1]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.364844][    C1]  ret_from_fork (arch/x86/kernel/process.c:158)
[   21.364846][    C1]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   21.364847][    C1]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   21.364849][    C1]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   21.364850][    C1]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.435767][    C2] softirqs last disabled at (613251): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.435769][    C2] Preemption disabled at:
| [   24.435770][    C2] 0x0
| [   24.435780][    C2] Tainted: [W]=WARN
[   24.435781][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.435782][    C2] Call Trace:
[   24.435784][    C2]  <IRQ>
[   24.435785][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.435791][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.435794][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.435798][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435802][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.435805][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.435807][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.435811][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.435812][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.435814][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   24.435816][    C2]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   24.435818][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.435820][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   24.435823][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.435826][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.435827][    C2]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   24.435829][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.435831][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435832][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435834][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435836][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.435838][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.435840][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435842][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435843][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435845][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435847][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   24.435849][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.435851][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.435853][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.435855][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435856][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.435858][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435860][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.435861][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.435862][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   24.435864][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.435866][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.435868][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.435871][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.435873][    C2]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   24.435874][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435876][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435878][    C2]  _printk (kernel/printk/printk.c:2504)
[   24.435881][    C2]  ? snapshot_read.cold (user.c:?)
[   24.435883][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   24.435887][    C2]  ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit
[   24.435890][    C2]  ? idr_get_free (??:?)
[   24.435892][    C2]  ? trace_irq_enable.constprop.0 (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/preemptirq.h:40)
[   24.435895][    C2] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit
[   24.435897][    C2]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   24.435899][    C2]  ? write_profile (profile.c:?)
[   24.435902][    C2]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   24.435907][    C2] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   24.435910][    C2]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   24.435912][    C2]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   24.435918][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435920][    C2]  ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   24.435930][    C2]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   24.435933][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435934][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435936][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435938][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.435939][    C2]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   24.435942][    C2]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   24.435944][    C2]  ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   24.435951][    C2]  tcf_classify (net/sched/cls_api.c:1875)
[   24.435952][    C2]  ? kernel_text_address (kernel/extable.c:119 kernel/extable.c:94)
[   24.435955][    C2]  ? pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   24.435956][    C2]  ? write_profile (profile.c:?)
[   24.435958][    C2]  ? __kernel_text_address (kernel/extable.c:79)
[   24.435959][    C2]  ? write_profile (profile.c:?)
[   24.435960][    C2]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   24.435961][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1))
[   24.435966][    C2]  tc_run (net/core/dev.c:4463)
[   24.435969][    C2]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   24.435971][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435972][    C2]  __dev_queue_xmit (net/core/dev.c:4597 (discriminator 1) net/core/dev.c:4860 (discriminator 1))
[   24.435975][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.435976][    C2]  ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   24.435982][    C2]  ? __netif_receive_skb_one_core (net/core/dev.c:6262)
[   24.435984][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435986][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.435987][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.435990][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.435992][    C2]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   24.435994][    C2]  ? br_vlan_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/bridge/br_vlan.c:34) bridge
[   24.436004][    C2]  ? br_vlan_lookup (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:711 net/bridge/br_vlan.c:34) bridge
[   24.436011][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.436013][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436015][    C2] br_dev_queue_push_xmit (./include/linux/netdevice.h:3461 net/bridge/br_forward.c:53) bridge
[   24.436023][    C2] br_handle_frame_finish (net/bridge/br_input.c:229) bridge
[   24.436029][    C2]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[   24.436036][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   24.436038][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.436039][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436041][    C2]  ? nf_hook_egress (./include/linux/netfilter_netdev.h:114)
[   24.436043][    C2]  ? sock_def_readable (./include/linux/rcupdate.h:850 net/core/sock.c:3657)
[   24.436045][    C2]  ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2))
[   24.436047][    C2] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   24.436054][    C2]  ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge
[   24.436060][    C2]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151)
[   24.436062][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436064][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.436065][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436067][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.436068][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.436070][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   24.436071][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   24.436074][    C2]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   24.436076][    C2]  ? do_xdp_generic (net/core/dev.c:5732)
[   24.436078][    C2]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   24.436081][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   24.436083][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   24.436092][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   24.436093][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436095][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436097][    C2]  process_backlog (net/core/dev.c:6728)
[   24.436100][    C2]  __napi_poll (net/core/dev.c:7787)
[   24.436102][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   24.436104][    C2]  ? __napi_poll (./include/net/gro.h:507)
[   24.436106][    C2]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   24.436109][    C2]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   24.436111][    C2]  ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   24.436113][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436115][    C2]  handle_softirqs (kernel/softirq.c:645)
[   24.436117][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   24.436118][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.436120][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   24.436121][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   24.436123][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   24.436125][    C2]  </IRQ>
[   24.436125][    C2]  <TASK>
[   24.436126][    C2]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   24.436127][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   24.436130][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   24.436132][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   24.436134][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000246
[   24.436137][    C2] RAX: 0000000000000002 RBX: ff11000001bec6c0 RCX: 0000000000000001
[   24.436138][    C2] RDX: 0000000000000002 RSI: ffffffff8e08d860 RDI: ffffffff8b8f0307
[   24.436139][    C2] RBP: 0000000000000000 R08: ffffffff8dd80421 R09: 1fe2200006a663a2
[   24.436140][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: 1ff400000002afc3
[   24.436141][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   24.436142][    C2]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   24.436144][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   24.436146][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   24.436148][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   24.436149][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   24.436151][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   24.436152][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   24.436155][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.436156][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.436158][    C2]  do_idle (kernel/sched/idle.c:355)
[   24.436159][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   24.436161][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   24.436162][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   24.436164][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.395055][  T704] softirqs last disabled at (0): 0x0
| [   27.395057][  T704] Preemption disabled at:
| [   27.395058][  T704] 0x0
| [   27.395066][  T704] Tainted: [W]=WARN
[   27.395067][  T704] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.395068][  T704] Call Trace:
[   27.395070][  T704]  <TASK>
[   27.395071][  T704]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.395076][  T704]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.395080][  T704]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.395084][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395088][  T704]  __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))
[   27.395091][  T704]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.395094][  T704]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.395103][  T704]  ? 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)
[   27.395105][  T704]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.395106][  T704]  put_chars (drivers/char/virtio_console.c:1176)
[   27.395108][  T704]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.395110][  T704]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   27.395113][  T704]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.395117][  T704]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.395119][  T704]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.395120][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395122][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395124][  T704]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.395127][  T704]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.395129][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395130][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395132][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395134][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395136][  T704]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.395137][  T704]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.395140][  T704]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.395142][  T704]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.395144][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395145][  T704]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.395147][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395149][  T704]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.395150][  T704]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.395151][  T704]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   27.395153][  T704]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.395155][  T704]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.395157][  T704]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.395160][  T704]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.395161][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395163][  T704]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.395166][  T704]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   27.395167][  T704]  _printk (kernel/printk/printk.c:2504)
[   27.395171][  T704]  ? snapshot_read.cold (user.c:?)
[   27.395173][  T704]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   27.395177][  T704] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   27.395190][  T704] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   27.395198][  T704] br_device_event (net/bridge/br.c:111) bridge
[   27.395206][  T704]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   27.395210][  T704]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   27.395212][  T704]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   27.395216][  T704]  notifier_call_chain (kernel/notifier.c:85)
[   27.395219][  T704]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   27.395222][  T704]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.395224][  T704]  ? netif_change_name (net/core/dev.c:1517)
[   27.395226][  T704]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   27.395228][  T704]  ? __kernel_text_address (kernel/extable.c:79)
[   27.395230][  T704]  ? write_profile (profile.c:?)
[   27.395232][  T704]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.395236][  T704]  netif_change_flags (net/core/dev.c:9882)
[   27.395238][  T704]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   27.395241][  T704]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   27.395243][  T704]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.395244][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395245][  T704]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   27.395249][  T704]  ? kasan_save_stack (mm/kasan/common.c:58)
[   27.395252][  T704]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.395254][  T704]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.395255][  T704]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   27.395257][  T704]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   27.395258][  T704]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   27.395260][  T704]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.395261][  T704]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.395264][  T704]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.395265][  T704]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.395266][  T704]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.395269][  T704]  ? ___sys_sendmsg (net/socket.c:2767)
[   27.395270][  T704]  ? __sys_sendmsg (net/socket.c:2799)
[   27.395272][  T704]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.395273][  T704]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.395276][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395278][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395279][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395281][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395283][  T704]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.395286][  T704]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   27.395287][  T704]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.395288][  T704]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.395290][  T704]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.395292][  T704]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   27.395294][  T704]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   27.395296][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395298][  T704]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.395299][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395300][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395302][  T704]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   27.395306][  T704]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   27.395307][  T704]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   27.395309][  T704]  ? __kernel_text_address (kernel/extable.c:79)
[   27.395310][  T704]  ? write_profile (profile.c:?)
[   27.395311][  T704]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   27.395312][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395314][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395315][  T704]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   27.395319][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395321][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395322][  T704]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.395324][  T704]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.395325][  T704]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.395326][  T704]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   27.395328][  T704]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   27.395330][  T704]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.395332][  T704]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.395333][  T704]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.395335][  T704]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.395336][  T704]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   27.395338][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395340][  T704]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.395342][  T704]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.395344][  T704]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.395346][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395347][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395349][  T704]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.395351][  T704]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.395352][  T704]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.395354][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395356][  T704]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.395358][  T704]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.395359][  T704]  ? copy_msghdr_from_user (net/socket.c:2650)
[   27.395361][  T704]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   27.395363][  T704]  ? move_addr_to_kernel (net/socket.c:258)
[   27.395364][  T704]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   27.395366][  T704]  ___sys_sendmsg (net/socket.c:2767)
[   27.395368][  T704]  ? copy_msghdr_from_user (net/socket.c:2619)
[   27.395373][  T704]  __sys_sendmsg (net/socket.c:2799)
[   27.395375][  T704]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   27.395377][  T704]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.395379][  T704]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.395381][  T704]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.395383][  T704]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.395384][  T704] RIP: 0033:0x7f80d534354e
[   27.395386][  T704] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   27.395388][  T704] RSP: 002b:00007fffae64c170 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.395392][  T704] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f80d534354e
[   27.395393][  T704] RDX: 0000000000000000 RSI: 00007fffae64c220 RDI: 0000000000000005
[   27.395394][  T704] RBP: 00007fffae64c180 R08: 0000000000000000 R09: 0000000000000000
[   27.395395][  T704] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912e6b


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
run_ksoftirqd:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars