======================================
| [   11.529499][  T241] softirqs last disabled at (17354): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.529502][  T241] Preemption disabled at:
| [   11.529502][  T241] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.529511][  T241] Tainted: [W]=WARN
[   11.529512][  T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.529514][  T241] Call Trace:
[   11.529516][  T241]  <TASK>
[   11.529517][  T241]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.529523][  T241]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.529525][  T241]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.529530][  T241]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.529534][  T241]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.529539][  T241]  __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))
[   11.529541][  T241]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.529547][  T241]  ? 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)
[   11.529550][  T241]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.529553][  T241]  put_chars (drivers/char/virtio_console.c:1176)
[   11.529555][  T241]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.529560][  T241]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.529563][  T241]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.529566][  T241]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.529568][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529570][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529573][  T241]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.529575][  T241]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.529579][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529583][  T241]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.529587][  T241]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.529590][  T241]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.529592][  T241]  ? 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))
[   11.529595][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529597][  T241]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.529601][  T241]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.529605][  T241]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.529607][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529612][  T241]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.529615][  T241]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.529617][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529619][  T241]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.529623][  T241]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.529624][  T241]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.529628][  T241]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.529631][  T241]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.529634][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.529635][  T241]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.529640][  T241]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.529643][  T241]  _printk (kernel/printk/printk.c:2504)
[   11.529647][  T241]  ? snapshot_read.cold (user.c:?)
[   11.529651][  T241]  ? br_multicast_flood (??:?) bridge
[   11.529663][  T241]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.529664][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.529665][  T241]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.529670][  T241] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.529680][  T241] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.529688][  T241] new_nbp (net/bridge/br_if.c:449) bridge
[   11.529697][  T241] br_add_if (net/bridge/br_if.c:592) bridge
[   11.529704][  T241]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.529708][  T241]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.529711][  T241]  ? __kernel_text_address (kernel/extable.c:79)
[   11.529714][  T241]  do_set_master (net/core/rtnetlink.c:3071)
[   11.529719][  T241]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.529722][  T241]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.529725][  T241]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.529726][  T241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.529729][  T241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.529732][  T241]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.529735][  T241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.529737][  T241]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.529739][  T241]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.529742][  T241]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.529744][  T241]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.529747][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529748][  T241]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.529751][  T241]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.529756][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.529758][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.529760][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529763][  T241]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.529764][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529766][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529768][  T241]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.529778][  T241]  ? __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)
[   11.529780][  T241]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.529782][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.529785][  T241]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.529787][  T241]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.529792][  T241]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.529797][  T241]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.529802][  T241]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.529804][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529808][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.529810][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.529812][  T241]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.529813][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.529817][  T241]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.529819][  T241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.529822][  T241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.529823][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529827][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.529829][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.529832][  T241]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.529834][  T241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.529837][  T241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.529843][  T241]  ? 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))
[   11.529844][  T241]  ? 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))
[   11.529848][  T241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.529852][  T241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.529854][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.529858][  T241]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.529862][  T241]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.529866][  T241]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.529871][  T241]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.529873][  T241]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.529875][  T241]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.529877][  T241]  ? move_addr_to_kernel (net/socket.c:258)
[   11.529884][  T241]  ___sys_sendmsg (net/socket.c:2767)
[   11.529887][  T241]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.529902][  T241]  __sys_sendmsg (net/socket.c:2799)
[   11.529904][  T241]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.529910][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.529914][  T241]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.529916][  T241]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.529919][  T241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.529921][  T241] RIP: 0033:0x7f7c3912e54e
[   11.529925][  T241] 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
[   11.529927][  T241] RSP: 002b:00007fffd2686640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.529929][  T241] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7c3912e54e
[   11.529931][  T241] RDX: 0000000000000000 RSI: 00007fffd26866f0 RDI: 0000000000000005
[   11.529932][  T241] RBP: 00007fffd2686650 R08: 0000000000000000 R09: 0000000000000000
[   11.529932][  T241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b7cf
[   11.529933][  T241] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd2686db0
| [   18.243925][  T285] softirqs last disabled at (21585): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.243928][  T285] Preemption disabled at:
| [   18.243928][  T285] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.243938][  T285] Tainted: [W]=WARN
[   18.243939][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.243941][  T285] Call Trace:
[   18.243943][  T285]  <TASK>
[   18.243944][  T285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.243950][  T285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.243952][  T285]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.243957][  T285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.243961][  T285]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.243967][  T285]  __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))
[   18.243969][  T285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.243975][  T285]  ? 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)
[   18.243977][  T285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.243980][  T285]  put_chars (drivers/char/virtio_console.c:1176)
[   18.243982][  T285]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.243985][  T285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.243988][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.243991][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.243996][  T285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.243999][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.244000][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.244005][  T285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.244007][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.244010][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.244013][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.244017][  T285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.244021][  T285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.244023][  T285]  ? 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))
[   18.244026][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.244028][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.244032][  T285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.244037][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.244039][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.244044][  T285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.244047][  T285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.244049][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.244051][  T285]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.244055][  T285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.244057][  T285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.244060][  T285]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.244065][  T285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.244071][  T285]  ? 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
[   18.244074][  T285]  _printk (kernel/printk/printk.c:2504)
[   18.244078][  T285]  ? snapshot_read.cold (user.c:?)
[   18.244084][  T285]  ? 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)
[   18.244087][  T285] gact_init_module (net/sched/act_gact.c:180) act_gact
[   18.244090][  T285]  do_one_initcall (init/main.c:1357)
[   18.244093][  T285]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.244098][  T285]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.244101][  T285]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.244106][  T285]  do_init_module (kernel/module/main.c:3117)
[   18.244110][  T285]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.244114][  T285]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.244117][  T285]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.244121][  T285]  load_module (kernel/module/main.c:3593)
[   18.244128][  T285]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.244132][  T285]  ? __ia32_sys_fsconfig (??:?)
[   18.244136][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.244138][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.244142][  T285]  init_module_from_file (kernel/module/main.c:3790)
[   18.244146][  T285]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.244156][  T285]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.244160][  T285]  ? 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)
[   18.244163][  T285]  idempotent_init_module (kernel/module/main.c:3802)
[   18.244166][  T285]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.244173][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.244175][  T285]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.244182][  T285]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.244184][  T285]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.244187][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.244189][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.244192][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.244194][  T285] RIP: 0033:0x7f4d7e59a37d
[   18.244198][  T285] 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
[   18.244200][  T285] RSP: 002b:00007fff69cc90c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.244203][  T285] RAX: ffffffffffffffda RBX: 000055ca6bfdf810 RCX: 00007f4d7e59a37d
[   18.244204][  T285] RDX: 0000000000000000 RSI: 000055ca56041ffd RDI: 0000000000000000
[   18.244205][  T285] RBP: 00007fff69cc9160 R08: 0000000000000000 R09: 0000000000000000
[   18.244206][  T285] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ca56041ffd
[   18.244207][  T285] R13: 000055ca6bfdf960 R14: 0000000000040000 R15: 0000000000000000
| [   22.391988][    C2]
| [   22.391988][    C2]
| [   22.391988][    C2] stack backtrace:
| [   22.391995][    C2] Tainted: [W]=WARN
[   22.391996][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.391997][    C2] Call Trace:
[   22.391999][    C2]  <IRQ>
[   22.392000][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.392004][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   22.392006][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   22.392009][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   22.392010][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   22.392012][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   22.392014][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.392016][    C2]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.392018][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392021][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.392023][    C2]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.392024][    C2]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.392026][    C2]  console_emit_next_record (kernel/printk/printk.c:3177)
[   22.392028][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.392029][    C2]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.392031][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392033][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.392035][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.392037][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.392039][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392041][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.392043][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.392044][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392046][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.392048][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.392050][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.392051][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.392054][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.392056][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392058][    C2]  _printk (kernel/printk/printk.c:2504)
[   22.392059][    C2]  ? snapshot_read.cold (user.c:?)
[   22.392061][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   22.392064][    C2]  ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit
[   22.392066][    C2]  ? idr_get_free (??:?)
[   22.392068][    C2] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit
[   22.392070][    C2]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   22.392072][    C2]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.392074][    C2]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.392076][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.392078][    C2]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   22.392080][    C2] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   22.392083][    C2]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   22.392084][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392090][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.392091][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.392093][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392094][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.392096][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.392098][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.392100][    C2]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   22.392101][    C2]  ? arp_process (net/ipv4/arp.c:942)
[   22.392105][    C2]  ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285)
[   22.392108][    C2]  tcf_classify (net/sched/cls_api.c:1875)
[   22.392109][    C2]  ? net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.392111][    C2]  ? handle_softirqs (kernel/softirq.c:645)
[   22.392112][    C2]  ? __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.392113][    C2]  ? irq_exit_rcu (kernel/softirq.c:784)
[   22.392114][    C2]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.392116][    C2]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   22.392117][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   22.392119][    C2]  ? set_track_prepare (mm/slub.c:1075)
[   22.392120][    C2]  ? __alloc_object (mm/kmemleak.c:723)
[   22.392122][    C2]  ? __create_object (mm/kmemleak.c:801)
[   22.392123][    C2]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5559)
[   22.392125][    C2]  ? kmem_cache_free (./include/linux/slab.h:991 (discriminator 1) mm/slub.c:2700 (discriminator 1) mm/slub.c:6499 (discriminator 1) mm/slub.c:6626 (discriminator 1))
[   22.392126][    C2]  ? tear_down_vmas (mm/mmap.c:1277)
[   22.392127][    C2]  tc_run (net/core/dev.c:4463)
[   22.392129][    C2]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.392130][    C2]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   22.392133][    C2]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   22.392135][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.392136][    C2]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   22.392139][    C2]  ? do_xdp_generic (net/core/dev.c:5732)
[   22.392141][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.392144][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.392149][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392151][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.392152][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   22.392154][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.392155][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.392157][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   22.392159][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392161][    C2]  process_backlog (net/core/dev.c:6728)
[   22.392164][    C2]  __napi_poll (net/core/dev.c:7787)
[   22.392166][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.392168][    C2]  ? __napi_poll (./include/net/gro.h:507)
[   22.392170][    C2]  ? reacquire_held_locks (kernel/locking/lockdep.c:5401)
[   22.392171][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.392173][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   22.392175][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   22.392178][    C2]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   22.392179][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.392181][    C2]  handle_softirqs (kernel/softirq.c:645)
[   22.392183][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392184][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.392186][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.392188][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   22.392189][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.392191][    C2]  </IRQ>
[   22.392191][    C2]  <TASK>
[   22.392192][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.392194][    C2] RIP: 0010:lock_release (./include/trace/events/lock.h:68 (discriminator 24) kernel/locking/lockdep.c:5920 (discriminator 24))
[   22.392196][    C2] Code: 00 48 8b 0c 24 65 48 ff 41 08 65 8b 05 bb 5a 38 04 83 f8 3f 0f 86 b7 fe ff ff 90 0f 0b 90 e9 ae fe ff ff e8 ac 8f 08 00 84 c0 <0f> 85 af fe ff ff 48 8d 3d 8d ae b4 03 67 48 0f b9 3a e9 9e fe ff
All code
========
   0:	00 48 8b             	add    %cl,-0x75(%rax)
   3:	0c 24                	or     $0x24,%al
   5:	65 48 ff 41 08       	incq   %gs:0x8(%rcx)
   a:	65 8b 05 bb 5a 38 04 	mov    %gs:0x4385abb(%rip),%eax        # 0x4385acc
  11:	83 f8 3f             	cmp    $0x3f,%eax
  14:	0f 86 b7 fe ff ff    	jbe    0xfffffffffffffed1
  1a:	90                   	nop
  1b:	0f 0b                	ud2
  1d:	90                   	nop
  1e:	e9 ae fe ff ff       	jmp    0xfffffffffffffed1
  23:	e8 ac 8f 08 00       	call   0x88fd4
  28:	84 c0                	test   %al,%al
  2a:*	0f 85 af fe ff ff    	jne    0xfffffffffffffedf		<-- trapping instruction
  30:	48 8d 3d 8d ae b4 03 	lea    0x3b4ae8d(%rip),%rdi        # 0x3b4aec4
  37:	67 48 0f b9 3a       	ud1    (%edx),%rdi
  3c:	e9                   	.byte 0xe9
  3d:	9e                   	sahf
  3e:	fe                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 85 af fe ff ff    	jne    0xfffffffffffffeb5
   6:	48 8d 3d 8d ae b4 03 	lea    0x3b4ae8d(%rip),%rdi        # 0x3b4ae9a
   d:	67 48 0f b9 3a       	ud1    (%edx),%rdi
  12:	e9                   	.byte 0xe9
  13:	9e                   	sahf
  14:	fe                   	(bad)
  15:	ff                   	.byte 0xff
[   22.392198][    C2] RSP: 0018:ffa0000000507740 EFLAGS: 00000202
[   22.392200][    C2] RAX: 0000000000000001 RBX: ffffffffb0380b00 RCX: 0000000000000000
[   22.392201][    C2] RDX: 0000000000000003 RSI: ffffffffaf88d860 RDI: ffffffffafed8990
[   22.392202][    C2] RBP: ffa0000000507a50 R08: ffa00000005078c8 R09: ffa00000005077f0
[   22.392203][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: ffffffffb0fe8401
[   22.392203][    C2] R13: ffa0000000507868 R14: ffffffffacf56bb1 R15: 0000000000000001
[   22.392204][    C2]  ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   22.392207][    C2]  unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   22.392209][    C2]  ? __alloc_object (mm/kmemleak.c:723)
[   22.392210][    C2]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5559)
[   22.392212][    C2]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   22.392213][    C2]  ? mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   22.392215][    C2]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   22.392216][    C2]  ? write_profile (profile.c:?)
[   22.392218][    C2]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   22.392220][    C2]  ? __create_object (mm/kmemleak.c:801)
[   22.392222][    C2]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.392224][    C2]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   22.392225][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392227][    C2]  set_track_prepare (mm/slub.c:1075)
[   22.392230][    C2]  __alloc_object (mm/kmemleak.c:723)
[   22.392231][    C2]  __create_object (mm/kmemleak.c:801)
[   22.392233][    C2]  __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5559)
[   22.392235][    C2]  ? kmem_cache_free (./include/linux/slab.h:991 (discriminator 1) mm/slub.c:2700 (discriminator 1) mm/slub.c:6499 (discriminator 1) mm/slub.c:6626 (discriminator 1))
[   22.392237][    C2]  ? tear_down_vmas (mm/mmap.c:1277)
[   22.392238][    C2]  kmem_cache_free (./include/linux/slab.h:991 (discriminator 1) mm/slub.c:2700 (discriminator 1) mm/slub.c:6499 (discriminator 1) mm/slub.c:6626 (discriminator 1))
[   22.392240][    C2]  ? fput (./include/linux/preempt.h:500 ./include/linux/file_ref.h:150 fs/file_table.c:588)
[   22.392243][    C2]  tear_down_vmas (mm/mmap.c:1277)
[   22.392245][    C2]  exit_mmap (mm/mmap.c:1335)
[   22.392246][    C2]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[   22.392248][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.392249][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392251][    C2]  ? uprobe_clear_state (kernel/events/uprobes.c:1819)
[   22.392255][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392259][    C2]  mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   22.392260][    C2]  exit_mm (kernel/exit.c:614)
[   22.392262][    C2]  do_exit (kernel/exit.c:996)
[   22.392264][    C2]  ? exit_notify (kernel/exit.c:780)
[   22.392266][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392267][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392270][    C2]  do_group_exit (kernel/exit.c:1151)
[   22.392271][    C2]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   22.392272][    C2]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   22.392274][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.392275][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.392277][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.392278][    C2] RIP: 0033:0x7f579c8ab1b8
[   22.392280][    C2] Code: Unable to access opcode bytes at 0x7f579c8ab18e.

Code starting with the faulting instruction
===========================================
[   22.392281][    C2] RSP: 002b:00007ffd8065b4a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   22.392283][    C2] RAX: ffffffffffffffda RBX: 00007f579c9dbf88 RCX: 00007f579c8ab1b8
[   22.392284][    C2] RDX: 00007f579c7e9e88 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   22.392285][    C2] RBP: 00007ffd8065b500 R08: 0000000000000000 R09: 0000000000000030
[   22.392286][    C2] R10: 00007ffd8065b340 R11: 0000000000000246 R12: 0000000000000001
[   22.392287][    C2] R13: 0000000000000000 R14: 00007f579c9da680 R15: 00007f579c9dbfa0
| [   22.392303][    C2] softirqs last disabled at (4243): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.392304][    C2] Preemption disabled at:
| [   22.392305][    C2] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
| [   22.392309][    C2] Tainted: [W]=WARN
[   22.392310][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.392310][    C2] Call Trace:
[   22.392311][    C2]  <IRQ>
[   22.392311][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.392313][    C2]  ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
[   22.392315][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.392318][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.392321][    C2]  ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424)
[   22.392323][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392325][    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))
[   22.392326][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.392328][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.392330][    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)
[   22.392331][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.392333][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   22.392335][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.392337][    C2]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   22.392339][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.392341][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.392342][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.392344][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.392346][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.392348][    C2]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.392350][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392351][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.392353][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.392355][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.392357][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392359][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.392361][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.392363][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392364][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.392366][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.392368][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.392369][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.392372][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.392373][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392376][    C2]  _printk (kernel/printk/printk.c:2504)
[   22.392377][    C2]  ? snapshot_read.cold (user.c:?)
[   22.392379][    C2]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   22.392381][    C2]  ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit
[   22.392383][    C2]  ? idr_get_free (??:?)
[   22.392385][    C2] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit
[   22.392387][    C2]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   22.392389][    C2]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.392391][    C2]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.392392][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.392394][    C2]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   22.392396][    C2] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   22.392399][    C2]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   22.392401][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392406][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.392407][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.392409][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392410][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.392412][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.392413][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.392415][    C2]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   22.392417][    C2]  ? arp_process (net/ipv4/arp.c:942)
[   22.392419][    C2]  ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285)
[   22.392421][    C2]  tcf_classify (net/sched/cls_api.c:1875)
[   22.392422][    C2]  ? net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.392424][    C2]  ? handle_softirqs (kernel/softirq.c:645)
[   22.392425][    C2]  ? __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.392426][    C2]  ? irq_exit_rcu (kernel/softirq.c:784)
[   22.392427][    C2]  ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.392429][    C2]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   22.392430][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   22.392432][    C2]  ? set_track_prepare (mm/slub.c:1075)
[   22.392433][    C2]  ? __alloc_object (mm/kmemleak.c:723)
[   22.392435][    C2]  ? __create_object (mm/kmemleak.c:801)
[   22.392436][    C2]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5559)
[   22.392437][    C2]  ? kmem_cache_free (./include/linux/slab.h:991 (discriminator 1) mm/slub.c:2700 (discriminator 1) mm/slub.c:6499 (discriminator 1) mm/slub.c:6626 (discriminator 1))
[   22.392439][    C2]  ? tear_down_vmas (mm/mmap.c:1277)
[   22.392440][    C2]  tc_run (net/core/dev.c:4463)
[   22.392441][    C2]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.392443][    C2]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   22.392445][    C2]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   22.392447][    C2]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.392449][    C2]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   22.392451][    C2]  ? do_xdp_generic (net/core/dev.c:5732)
[   22.392453][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.392456][    C2]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.392457][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392459][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.392461][    C2]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   22.392463][    C2]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.392464][    C2]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.392466][    C2]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   22.392467][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392470][    C2]  process_backlog (net/core/dev.c:6728)
[   22.392472][    C2]  __napi_poll (net/core/dev.c:7787)
[   22.392474][    C2]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.392477][    C2]  ? __napi_poll (./include/net/gro.h:507)
[   22.392478][    C2]  ? reacquire_held_locks (kernel/locking/lockdep.c:5401)
[   22.392480][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.392482][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   22.392483][    C2]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   22.392485][    C2]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   22.392487][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.392489][    C2]  handle_softirqs (kernel/softirq.c:645)
[   22.392490][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392492][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.392494][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.392495][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   22.392496][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.392498][    C2]  </IRQ>
[   22.392498][    C2]  <TASK>
[   22.392499][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.392500][    C2] RIP: 0010:lock_release (./include/trace/events/lock.h:68 (discriminator 24) kernel/locking/lockdep.c:5920 (discriminator 24))
[   22.392502][    C2] Code: 00 48 8b 0c 24 65 48 ff 41 08 65 8b 05 bb 5a 38 04 83 f8 3f 0f 86 b7 fe ff ff 90 0f 0b 90 e9 ae fe ff ff e8 ac 8f 08 00 84 c0 <0f> 85 af fe ff ff 48 8d 3d 8d ae b4 03 67 48 0f b9 3a e9 9e fe ff
All code
========
   0:	00 48 8b             	add    %cl,-0x75(%rax)
   3:	0c 24                	or     $0x24,%al
   5:	65 48 ff 41 08       	incq   %gs:0x8(%rcx)
   a:	65 8b 05 bb 5a 38 04 	mov    %gs:0x4385abb(%rip),%eax        # 0x4385acc
  11:	83 f8 3f             	cmp    $0x3f,%eax
  14:	0f 86 b7 fe ff ff    	jbe    0xfffffffffffffed1
  1a:	90                   	nop
  1b:	0f 0b                	ud2
  1d:	90                   	nop
  1e:	e9 ae fe ff ff       	jmp    0xfffffffffffffed1
  23:	e8 ac 8f 08 00       	call   0x88fd4
  28:	84 c0                	test   %al,%al
  2a:*	0f 85 af fe ff ff    	jne    0xfffffffffffffedf		<-- trapping instruction
  30:	48 8d 3d 8d ae b4 03 	lea    0x3b4ae8d(%rip),%rdi        # 0x3b4aec4
  37:	67 48 0f b9 3a       	ud1    (%edx),%rdi
  3c:	e9                   	.byte 0xe9
  3d:	9e                   	sahf
  3e:	fe                   	(bad)
  3f:	ff                   	.byte 0xff

Code starting with the faulting instruction
===========================================
   0:	0f 85 af fe ff ff    	jne    0xfffffffffffffeb5
   6:	48 8d 3d 8d ae b4 03 	lea    0x3b4ae8d(%rip),%rdi        # 0x3b4ae9a
   d:	67 48 0f b9 3a       	ud1    (%edx),%rdi
  12:	e9                   	.byte 0xe9
  13:	9e                   	sahf
  14:	fe                   	(bad)
  15:	ff                   	.byte 0xff
[   22.392503][    C2] RSP: 0018:ffa0000000507740 EFLAGS: 00000202
[   22.392504][    C2] RAX: 0000000000000001 RBX: ffffffffb0380b00 RCX: 0000000000000000
[   22.392505][    C2] RDX: 0000000000000003 RSI: ffffffffaf88d860 RDI: ffffffffafed8990
[   22.392506][    C2] RBP: ffa0000000507a50 R08: ffa00000005078c8 R09: ffa00000005077f0
[   22.392506][    C2] R10: 0000000000000002 R11: 0000000000000000 R12: ffffffffb0fe8401
[   22.392507][    C2] R13: ffa0000000507868 R14: ffffffffacf56bb1 R15: 0000000000000001
[   22.392508][    C2]  ? unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   22.392511][    C2]  unwind_next_frame (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   22.392512][    C2]  ? __alloc_object (mm/kmemleak.c:723)
[   22.392514][    C2]  ? __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5559)
[   22.392516][    C2]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   22.392517][    C2]  ? mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   22.392518][    C2]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   22.392519][    C2]  ? write_profile (profile.c:?)
[   22.392521][    C2]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   22.392523][    C2]  ? __create_object (mm/kmemleak.c:801)
[   22.392525][    C2]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.392527][    C2]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   22.392529][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392530][    C2]  set_track_prepare (mm/slub.c:1075)
[   22.392533][    C2]  __alloc_object (mm/kmemleak.c:723)
[   22.392535][    C2]  __create_object (mm/kmemleak.c:801)
[   22.392537][    C2]  __kmalloc_cache_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5559)
[   22.392539][    C2]  ? kmem_cache_free (./include/linux/slab.h:991 (discriminator 1) mm/slub.c:2700 (discriminator 1) mm/slub.c:6499 (discriminator 1) mm/slub.c:6626 (discriminator 1))
[   22.392540][    C2]  ? tear_down_vmas (mm/mmap.c:1277)
[   22.392542][    C2]  kmem_cache_free (./include/linux/slab.h:991 (discriminator 1) mm/slub.c:2700 (discriminator 1) mm/slub.c:6499 (discriminator 1) mm/slub.c:6626 (discriminator 1))
[   22.392543][    C2]  ? fput (./include/linux/preempt.h:500 ./include/linux/file_ref.h:150 fs/file_table.c:588)
[   22.392545][    C2]  tear_down_vmas (mm/mmap.c:1277)
[   22.392547][    C2]  exit_mmap (mm/mmap.c:1335)
[   22.392549][    C2]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[   22.392550][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.392552][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392554][    C2]  ? uprobe_clear_state (kernel/events/uprobes.c:1819)
[   22.392556][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.392560][    C2]  mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   22.392561][    C2]  exit_mm (kernel/exit.c:614)
[   22.392563][    C2]  do_exit (kernel/exit.c:996)
[   22.392565][    C2]  ? exit_notify (kernel/exit.c:780)
[   22.392567][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.392569][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.392571][    C2]  do_group_exit (kernel/exit.c:1151)
[   22.392572][    C2]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   22.392574][    C2]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   22.392575][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.392576][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.392578][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.392579][    C2] RIP: 0033:0x7f579c8ab1b8
[   22.392580][    C2] Code: Unable to access opcode bytes at 0x7f579c8ab18e.

Code starting with the faulting instruction
===========================================
[   22.392581][    C2] RSP: 002b:00007ffd8065b4a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   22.392582][    C2] RAX: ffffffffffffffda RBX: 00007f579c9dbf88 RCX: 00007f579c8ab1b8
[   22.392583][    C2] RDX: 00007f579c7e9e88 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   22.392584][    C2] RBP: 00007ffd8065b500 R08: 0000000000000000 R09: 0000000000000030
[   22.392584][    C2] R10: 00007ffd8065b340 R11: 0000000000000246 R12: 0000000000000001
[   22.392585][    C2] R13: 0000000000000000 R14: 00007f579c9da680 R15: 00007f579c9dbfa0
| [   23.926344][    C0] softirqs last disabled at (702073): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.926346][    C0] Preemption disabled at:
| [   23.926347][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   23.926357][    C0] Tainted: [W]=WARN
[   23.926358][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.926360][    C0] Call Trace:
[   23.926362][    C0]  <IRQ>
[   23.926364][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.926369][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   23.926371][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.926374][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.926378][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926382][    C0]  __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))
[   23.926385][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.926388][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.926392][    C0]  ? 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)
[   23.926394][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.926396][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   23.926397][    C0]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   23.926400][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.926401][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   23.926404][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.926408][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.926409][    C0]  ? 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)
[   23.926411][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.926412][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926414][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926415][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926417][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.926420][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.926422][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926423][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926425][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926427][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926428][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   23.926430][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.926432][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.926435][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.926436][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926438][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.926439][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926441][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.926442][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.926444][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   23.926446][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.926448][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.926450][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.926452][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.926454][    C0]  ? 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)
[   23.926456][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926458][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926459][    C0]  _printk (kernel/printk/printk.c:2504)
[   23.926463][    C0]  ? snapshot_read.cold (user.c:?)
[   23.926464][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   23.926468][    C0]  ? tcf_pedit_cleanup (net/sched/act_pedit.c:309 (discriminator 7)) act_pedit
[   23.926471][    C0]  ? idr_get_free (??:?)
[   23.926473][    C0]  ? 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)
[   23.926476][    C0] tcf_pedit_act.cold (net/sched/act_pedit.c:417 (discriminator 3)) act_pedit
[   23.926479][    C0]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   23.926481][    C0]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   23.926483][    C0]  ? write_profile (profile.c:?)
[   23.926486][    C0]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   23.926491][    C0] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   23.926494][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   23.926496][    C0]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   23.926502][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926504][    C0]  ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   23.926515][    C0]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   23.926517][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926519][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926520][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926522][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.926524][    C0]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   23.926526][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   23.926529][    C0]  ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   23.926535][    C0]  tcf_classify (net/sched/cls_api.c:1875)
[   23.926537][    C0]  ? kernel_text_address (kernel/extable.c:119 kernel/extable.c:94)
[   23.926538][    C0]  ? pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   23.926540][    C0]  ? write_profile (profile.c:?)
[   23.926541][    C0]  ? __kernel_text_address (kernel/extable.c:79)
[   23.926542][    C0]  ? write_profile (profile.c:?)
[   23.926543][    C0]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   23.926545][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1))
[   23.926549][    C0]  tc_run (net/core/dev.c:4463)
[   23.926552][    C0]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   23.926554][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926556][    C0]  __dev_queue_xmit (net/core/dev.c:4597 (discriminator 1) net/core/dev.c:4860 (discriminator 1))
[   23.926558][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.926560][    C0]  ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   23.926566][    C0]  ? __netif_receive_skb_one_core (net/core/dev.c:6262)
[   23.926568][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926569][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926571][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926572][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.926574][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   23.926575][    C0]  ? br_vlan_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/bridge/br_vlan.c:34) bridge
[   23.926584][    C0]  ? br_vlan_lookup (./include/linux/rcupdate.h:882 ./include/linux/rhashtable.h:711 net/bridge/br_vlan.c:34) bridge
[   23.926591][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926592][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926595][    C0] br_dev_queue_push_xmit (./include/linux/netdevice.h:3461 net/bridge/br_forward.c:53) bridge
[   23.926602][    C0] br_handle_frame_finish (net/bridge/br_input.c:229) bridge
[   23.926609][    C0]  ? br_handle_local_finish (net/bridge/br_input.c:265) bridge
[   23.926615][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   23.926618][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926619][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926621][    C0]  ? nf_hook_egress (./include/linux/netfilter_netdev.h:114)
[   23.926623][    C0]  ? sock_def_readable (./include/linux/rcupdate.h:850 net/core/sock.c:3657)
[   23.926625][    C0]  ? sock_def_readable (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/core/sock.c:3663 (discriminator 2))
[   23.926626][    C0] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge
[   23.926633][    C0]  ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge
[   23.926639][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151)
[   23.926641][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926643][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.926645][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926646][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.926647][    C0]  ? 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)
[   23.926649][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   23.926650][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   23.926652][    C0]  ? __mod_timer (kernel/time/timer.c:1139 (discriminator 3))
[   23.926654][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   23.926656][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   23.926659][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   23.926661][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   23.926663][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   23.926665][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926667][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926669][    C0]  process_backlog (net/core/dev.c:6728)
[   23.926671][    C0]  __napi_poll (net/core/dev.c:7787)
[   23.926673][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   23.926676][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   23.926678][    C0]  ? 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)
[   23.926680][    C0]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   23.926682][    C0]  ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   23.926684][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926686][    C0]  handle_softirqs (kernel/softirq.c:645)
[   23.926688][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   23.926690][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.926691][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   23.926693][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   23.926694][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   23.926696][    C0]  </IRQ>
[   23.926697][    C0]  <TASK>
[   23.926697][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   23.926700][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   23.926703][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 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 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  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 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  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
[   23.926705][    C0] RSP: 0018:ffffffffb0007cf8 EFLAGS: 00000246
[   23.926708][    C0] RAX: 0000000000000000 RBX: ffffffffb001c600 RCX: 0000000000000001
[   23.926710][    C0] RDX: 0000000000000000 RSI: ffffffffaf88d860 RDI: ffffffffad0f0307
[   23.926710][    C0] RBP: 0000000000000000 R08: ffffffffaf581421 R09: 1fe2200006a463a2
[   23.926711][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffffffff6000fa2
[   23.926712][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   23.926713][    C0]  ? ct_kernel_exit.constprop.0 (./include/linux/instrumented.h:97 kernel/context_tracking.c:124)
[   23.926715][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   23.926718][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   23.926720][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   23.926722][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   23.926723][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   23.926725][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   23.926727][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.926729][    C0]  do_idle (kernel/sched/idle.c:355)
[   23.926731][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   23.926732][    C0]  rest_init (init/main.c:727)
[   23.926734][    C0]  ? __cpuidle_text_end (??:?)
[   23.926737][    C0]  ? rest_init (init/main.c:727)
[   23.926739][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   23.926742][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   23.926745][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   23.926747][    C0]  start_kernel (init/main.c:1185)
[   23.926751][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   23.926754][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   23.926756][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.134792][  T702] softirqs last disabled at (0): 0x0
| [   29.134794][  T702] Preemption disabled at:
| [   29.134794][  T702] 0x0
| [   29.134803][  T702] Tainted: [W]=WARN
[   29.134804][  T702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.134806][  T702] Call Trace:
[   29.134807][  T702]  <TASK>
[   29.134808][  T702]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.134814][  T702]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.134818][  T702]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.134822][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134826][  T702]  __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))
[   29.134829][  T702]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.134837][  T702]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.134841][  T702]  ? 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)
[   29.134842][  T702]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.134844][  T702]  put_chars (drivers/char/virtio_console.c:1176)
[   29.134846][  T702]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.134848][  T702]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   29.134851][  T702]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.134855][  T702]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.134857][  T702]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.134858][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134860][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.134862][  T702]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.134865][  T702]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.134866][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134868][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134870][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134871][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.134873][  T702]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.134875][  T702]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.134877][  T702]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.134879][  T702]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.134881][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.134883][  T702]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.134884][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134886][  T702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.134887][  T702]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.134888][  T702]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   29.134890][  T702]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.134892][  T702]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.134894][  T702]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.134897][  T702]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.134898][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134900][  T702]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.134903][  T702]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   29.134904][  T702]  _printk (kernel/printk/printk.c:2504)
[   29.134907][  T702]  ? snapshot_read.cold (user.c:?)
[   29.134909][  T702]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   29.134914][  T702] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   29.134927][  T702] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   29.134934][  T702] br_device_event (net/bridge/br.c:111) bridge
[   29.134943][  T702]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   29.134946][  T702]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   29.134948][  T702]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   29.134952][  T702]  notifier_call_chain (kernel/notifier.c:85)
[   29.134955][  T702]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   29.134958][  T702]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.134960][  T702]  ? netif_change_name (net/core/dev.c:1517)
[   29.134962][  T702]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.134964][  T702]  ? __kernel_text_address (kernel/extable.c:79)
[   29.134966][  T702]  ? write_profile (profile.c:?)
[   29.134968][  T702]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.134971][  T702]  netif_change_flags (net/core/dev.c:9882)
[   29.134973][  T702]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   29.134976][  T702]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.134977][  T702]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.134979][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.134980][  T702]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.134984][  T702]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.134987][  T702]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.134988][  T702]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.134990][  T702]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.134991][  T702]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   29.134993][  T702]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   29.134994][  T702]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.134995][  T702]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.134997][  T702]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.134999][  T702]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.135000][  T702]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.135002][  T702]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.135004][  T702]  ? __sys_sendmsg (net/socket.c:2799)
[   29.135005][  T702]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.135007][  T702]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.135010][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135012][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.135013][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135015][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135016][  T702]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.135019][  T702]  ? __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)
[   29.135021][  T702]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.135022][  T702]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.135024][  T702]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.135026][  T702]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.135028][  T702]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.135030][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135031][  T702]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.135032][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.135034][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135036][  T702]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   29.135039][  T702]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.135040][  T702]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.135042][  T702]  ? __kernel_text_address (kernel/extable.c:79)
[   29.135043][  T702]  ? write_profile (profile.c:?)
[   29.135044][  T702]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.135045][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135047][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135048][  T702]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.135052][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.135053][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135055][  T702]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.135056][  T702]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.135058][  T702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.135059][  T702]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.135061][  T702]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.135063][  T702]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.135065][  T702]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.135066][  T702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.135067][  T702]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.135069][  T702]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   29.135071][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135073][  T702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.135075][  T702]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.135077][  T702]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.135078][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135080][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135082][  T702]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.135083][  T702]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.135085][  T702]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.135087][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135089][  T702]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.135090][  T702]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.135092][  T702]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.135094][  T702]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.135095][  T702]  ? move_addr_to_kernel (net/socket.c:258)
[   29.135096][  T702]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.135099][  T702]  ___sys_sendmsg (net/socket.c:2767)
[   29.135101][  T702]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.135105][  T702]  __sys_sendmsg (net/socket.c:2799)
[   29.135107][  T702]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.135110][  T702]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.135112][  T702]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.135113][  T702]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.135115][  T702]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.135117][  T702] RIP: 0033:0x7f69b851654e
[   29.135118][  T702] 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
[   29.135120][  T702] RSP: 002b:00007ffe2cbcd100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.135124][  T702] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f69b851654e
[   29.135125][  T702] RDX: 0000000000000000 RSI: 00007ffe2cbcd1b0 RDI: 0000000000000005
[   29.135126][  T702] RBP: 00007ffe2cbcd110 R08: 0000000000000000 R09: 0000000000000000
[   29.135127][  T702] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b7e1


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:schedule_preempt_disabled: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