======================================
| [   11.096223][  T238] softirqs last disabled at (12666): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.096225][  T238] Preemption disabled at:
| [   11.096226][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.096236][  T238] Tainted: [W]=WARN
[   11.096237][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.096238][  T238] Call Trace:
[   11.096240][  T238]  <TASK>
[   11.096242][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.096248][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.096250][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.096255][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.096259][  T238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.096264][  T238]  __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))
[   11.096267][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.096272][  T238]  ? 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)
[   11.096275][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.096278][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   11.096281][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.096285][  T238]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.096289][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.096292][  T238]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.096294][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096295][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096299][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.096302][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.096305][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096309][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.096313][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.096317][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.096318][  T238]  ? 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))
[   11.096322][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096324][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.096328][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.096333][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.096335][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096340][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.096343][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.096345][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096347][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.096351][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.096353][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.096356][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.096360][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.096363][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.096364][  T238]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.096369][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.096372][  T238]  _printk (kernel/printk/printk.c:2504)
[   11.096376][  T238]  ? snapshot_read.cold (user.c:?)
[   11.096380][  T238]  ? br_multicast_flood (??:?) bridge
[   11.096393][  T238]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.096394][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.096396][  T238]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.096400][  T238] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.096411][  T238] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.096420][  T238] new_nbp (net/bridge/br_if.c:449) bridge
[   11.096429][  T238] br_add_if (net/bridge/br_if.c:592) bridge
[   11.096436][  T238]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.096441][  T238]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.096444][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   11.096448][  T238]  do_set_master (net/core/rtnetlink.c:3071)
[   11.096453][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.096456][  T238]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.096459][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.096460][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.096463][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.096467][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.096469][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.096471][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.096474][  T238]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.096477][  T238]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.096479][  T238]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.096481][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096483][  T238]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.096486][  T238]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.096491][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.096493][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.096496][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096498][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.096502][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096504][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096506][  T238]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.096510][  T238]  ? __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)
[   11.096512][  T238]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.096514][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.096518][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.096520][  T238]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.096525][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.096530][  T238]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.096535][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.096537][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096542][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.096548][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.096550][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.096552][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.096556][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.096558][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.096562][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.096563][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096567][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.096569][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.096573][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.096575][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.096578][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.096584][  T238]  ? 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))
[   11.096586][  T238]  ? 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))
[   11.096590][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.096594][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.096596][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.096601][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.096604][  T238]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.096608][  T238]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.096614][  T238]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.096616][  T238]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.096618][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.096620][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   11.096627][  T238]  ___sys_sendmsg (net/socket.c:2767)
[   11.096630][  T238]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.096646][  T238]  __sys_sendmsg (net/socket.c:2799)
[   11.096649][  T238]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.096656][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.096659][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.096662][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.096665][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.096667][  T238] RIP: 0033:0x7f4ac307a54e
[   11.096671][  T238] 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
[   11.096673][  T238] RSP: 002b:00007ffdff9fdac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.096676][  T238] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4ac307a54e
[   11.096677][  T238] RDX: 0000000000000000 RSI: 00007ffdff9fdb70 RDI: 0000000000000005
[   11.096678][  T238] RBP: 00007ffdff9fdad0 R08: 0000000000000000 R09: 0000000000000000
[   11.096679][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8a3
[   11.096680][  T238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdff9fe230
| [   18.861927][  T292] softirqs last disabled at (20724): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2))
| [   18.861930][  T292] Preemption disabled at:
| [   18.861930][  T292] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.861940][  T292] Tainted: [W]=WARN
[   18.861940][  T292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.861942][  T292] Call Trace:
[   18.861944][  T292]  <TASK>
[   18.861945][  T292]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.861951][  T292]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.861953][  T292]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.861958][  T292]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.861962][  T292]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.861967][  T292]  __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))
[   18.861970][  T292]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.861975][  T292]  ? 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)
[   18.861978][  T292]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.861981][  T292]  put_chars (drivers/char/virtio_console.c:1176)
[   18.861983][  T292]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.861985][  T292]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.861988][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.861992][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.861996][  T292]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.861999][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862001][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862005][  T292]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.862007][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.862010][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862013][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.862017][  T292]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.862021][  T292]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.862023][  T292]  ? 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))
[   18.862026][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862028][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.862032][  T292]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.862037][  T292]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.862038][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862044][  T292]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.862046][  T292]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.862048][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862051][  T292]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.862055][  T292]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.862057][  T292]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.862060][  T292]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.862064][  T292]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.862066][  T292]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.862068][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862070][  T292]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   18.862072][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.862075][  T292]  _printk (kernel/printk/printk.c:2504)
[   18.862079][  T292]  ? snapshot_read.cold (user.c:?)
[   18.862082][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.862084][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.862086][  T292]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.862089][  T292]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.862093][  T292]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.862095][  T292]  ? netdev_notice (net/core/dev.c:13194)
[   18.862100][  T292]  ? 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)
[   18.862101][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.862104][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.862106][  T292]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   18.862110][  T292]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   18.862115][  T292]  __dev_change_flags (net/core/dev.c:9821)
[   18.862118][  T292]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.862120][  T292]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.862123][  T292]  ? __kernel_text_address (kernel/extable.c:79)
[   18.862125][  T292]  ? write_profile (profile.c:?)
[   18.862127][  T292]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.862132][  T292]  netif_change_flags (net/core/dev.c:9877)
[   18.862136][  T292]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   18.862141][  T292]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.862143][  T292]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.862144][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.862146][  T292]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.862149][  T292]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.862152][  T292]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.862153][  T292]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.862156][  T292]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.862159][  T292]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.862161][  T292]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.862163][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862165][  T292]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   18.862168][  T292]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.862173][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.862175][  T292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.862178][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862180][  T292]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.862182][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862183][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862186][  T292]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.862189][  T292]  ? __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)
[   18.862192][  T292]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.862194][  T292]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.862197][  T292]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.862203][  T292]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.862208][  T292]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.862213][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.862215][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862220][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.862222][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.862224][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.862225][  T292]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.862229][  T292]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.862231][  T292]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.862234][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.862236][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862240][  T292]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.862242][  T292]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.862245][  T292]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.862247][  T292]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.862250][  T292]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.862256][  T292]  ? 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))
[   18.862258][  T292]  ? 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))
[   18.862262][  T292]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.862266][  T292]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.862269][  T292]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.862273][  T292]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.862277][  T292]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.862281][  T292]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.862286][  T292]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.862288][  T292]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.862290][  T292]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.862292][  T292]  ? move_addr_to_kernel (net/socket.c:258)
[   18.862300][  T292]  ___sys_sendmsg (net/socket.c:2767)
[   18.862303][  T292]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.862319][  T292]  __sys_sendmsg (net/socket.c:2799)
[   18.862322][  T292]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.862328][  T292]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.862332][  T292]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.862334][  T292]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.862338][  T292]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.862340][  T292] RIP: 0033:0x7fd8728ca54e
[   18.862344][  T292] 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
[   18.862346][  T292] RSP: 002b:00007ffd2f3bb110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.862348][  T292] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd8728ca54e
[   18.862350][  T292] RDX: 0000000000000000 RSI: 00007ffd2f3bb1c0 RDI: 0000000000000005
[   18.862351][  T292] RBP: 00007ffd2f3bb120 R08: 0000000000000000 R09: 0000000000000000
[   18.862351][  T292] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8ab
[   18.862352][  T292] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2f3bb880
| [   26.505609][    C1] softirqs last disabled at (638725): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.505611][    C1] Preemption disabled at:
| [   26.505612][    C1] 0x0
| [   26.505623][    C1] Tainted: [W]=WARN
[   26.505623][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.505625][    C1] Call Trace:
[   26.505627][    C1]  <IRQ>
[   26.505629][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.505635][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.505639][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.505647][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.505650][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505654][    C1]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.505657][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.505660][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.505663][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.505665][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.505668][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   26.505670][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.505671][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.505675][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.505678][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.505680][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505681][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.505684][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.505686][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.505688][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505690][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505691][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.505693][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.505695][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.505697][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.505700][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.505702][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.505703][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.505705][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505706][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.505708][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.505710][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.505712][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.505714][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.505716][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.505718][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.505730][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.505731][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.505738][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.505744][    C1]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.505748][    C1]  _printk (kernel/printk/printk.c:2504)
[   26.505751][    C1]  ? snapshot_read.cold (user.c:?)
[   26.505753][    C1]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.505757][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.505759][    C1]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.505760][    C1]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.505763][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.505766][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.505768][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.505769][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.505771][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.505773][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.505780][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505781][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.505783][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.505790][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.505791][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.505797][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.505804][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.505810][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   26.505813][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.505815][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.505818][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.505820][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.505822][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505824][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.505826][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.505833][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.505835][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.505838][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.505840][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.505842][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.505844][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.505846][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505848][    C1]  handle_softirqs (kernel/softirq.c:645)
[   26.505850][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.505852][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.505854][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.505855][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   26.505857][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.505860][    C1]  </IRQ>
[   26.505860][    C1]  <TASK>
[   26.505861][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.505863][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.505865][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.505868][    C1] 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
[   26.505870][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   26.505873][    C1] RAX: 000000000009bf03 RBX: ff11000001bea380 RCX: ffffffffb30f0307
[   26.505874][    C1] RDX: ff11000001bea380 RSI: ffffffffb5e38af6 RDI: ffffffffb588d8e0
[   26.505875][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.505876][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   26.505877][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.505878][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.505882][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.505884][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   26.505886][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.505887][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   26.505889][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.505891][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.505893][    C1]  do_idle (kernel/sched/idle.c:355)
[   26.505895][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.505896][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.505898][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.505900][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.561257][    C1]
| [   26.561376][    C1]
| [   26.561376][    C1] stack backtrace:
| [   26.561554][    C1] Tainted: [W]=WARN
[   26.561555][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.561556][    C1] Call Trace:
[   26.561557][    C1]  <IRQ>
[   26.561559][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.561564][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.561567][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.561570][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.561572][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.561573][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.561576][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.561577][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.561584][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.561588][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.561589][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.561596][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.561598][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.561604][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.561610][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.561617][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   26.561619][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.561621][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.561625][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.561627][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.561629][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.561631][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.561633][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.561640][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.561646][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.561649][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.561651][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.561653][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.561655][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.561657][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.561659][    C1]  handle_softirqs (kernel/softirq.c:645)
[   26.561661][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.561663][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.561665][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.561666][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   26.561668][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.561669][    C1]  </IRQ>
[   26.561670][    C1]  <TASK>
[   26.561671][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.561672][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.561674][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.561677][    C1] 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
[   26.561678][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   26.561680][    C1] RAX: 000000000009bf03 RBX: ff11000001bea380 RCX: ffffffffb30f0307
[   26.561682][    C1] RDX: ff11000001bea380 RSI: ffffffffb5e38af6 RDI: ffffffffb588d8e0
[   26.561682][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.561683][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   26.561684][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.561685][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.561688][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.561690][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   26.561691][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.561693][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   26.561694][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.561696][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.561698][    C1]  do_idle (kernel/sched/idle.c:355)
[   26.561700][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.561701][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.561703][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.561705][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   43.760521][  T327] softirqs last disabled at (0): 0x0
| [   43.760523][  T327] Preemption disabled at:
| [   43.760524][  T327] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.760535][  T327] Tainted: [W]=WARN
[   43.760536][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.760537][  T327] Call Trace:
[   43.760539][  T327]  <TASK>
[   43.760540][  T327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.760545][  T327]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.760547][  T327]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.760551][  T327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.760554][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760558][  T327]  __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))
[   43.760562][  T327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.760564][  T327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.760568][  T327]  ? 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)
[   43.760570][  T327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.760572][  T327]  put_chars (drivers/char/virtio_console.c:1176)
[   43.760574][  T327]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   43.760575][  T327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.760577][  T327]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   43.760579][  T327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.760583][  T327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.760584][  T327]  ? 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)
[   43.760586][  T327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.760587][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760589][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760591][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760593][  T327]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.760596][  T327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.760598][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760599][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760601][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760603][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760605][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   43.760606][  T327]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.760609][  T327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.760611][  T327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.760613][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760615][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.760616][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760618][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.760619][  T327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.760621][  T327]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   43.760623][  T327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.760625][  T327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.760627][  T327]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.760629][  T327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.760631][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760633][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760634][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760636][  T327]  _printk (kernel/printk/printk.c:2504)
[   43.760639][  T327]  ? snapshot_read.cold (user.c:?)
[   43.760641][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760643][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760645][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760646][  T327]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.760649][  T327]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.760651][  T327]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.760653][  T327]  ? netdev_notice (net/core/dev.c:13194)
[   43.760654][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760656][  T327]  ? 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)
[   43.760658][  T327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.760660][  T327]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.760661][  T327]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   43.760665][  T327]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   43.760667][  T327]  __dev_change_flags (net/core/dev.c:9821)
[   43.760672][  T327]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   43.760674][  T327]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.760676][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   43.760678][  T327]  ? write_profile (profile.c:?)
[   43.760680][  T327]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.760683][  T327]  netif_change_flags (net/core/dev.c:9877)
[   43.760685][  T327]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   43.760689][  T327]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.760690][  T327]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.760692][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760693][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.760697][  T327]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.760700][  T327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.760702][  T327]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.760703][  T327]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   43.760705][  T327]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   43.760706][  T327]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   43.760707][  T327]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.760709][  T327]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.760711][  T327]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.760713][  T327]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.760714][  T327]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.760717][  T327]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.760718][  T327]  ? __sys_sendmsg (net/socket.c:2799)
[   43.760720][  T327]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.760723][  T327]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.760725][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760726][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760728][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760729][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760731][  T327]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.760733][  T327]  ? __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)
[   43.760735][  T327]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.760737][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.760738][  T327]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.760741][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.760743][  T327]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.760745][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760746][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.760748][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760749][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760757][  T327]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   43.760761][  T327]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.760763][  T327]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.760764][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   43.760765][  T327]  ? write_profile (profile.c:?)
[   43.760767][  T327]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.760768][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760770][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760771][  T327]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   43.760775][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760776][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760778][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.760780][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.760781][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.760783][  T327]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.760784][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.760786][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.760788][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.760789][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.760791][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.760792][  T327]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   43.760794][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760796][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.760798][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.760800][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.760802][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760804][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760805][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.760807][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.760809][  T327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.760811][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760813][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.760815][  T327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.760816][  T327]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.760818][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.760820][  T327]  ? move_addr_to_kernel (net/socket.c:258)
[   43.760821][  T327]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.760823][  T327]  ___sys_sendmsg (net/socket.c:2767)
[   43.760825][  T327]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.760830][  T327]  __sys_sendmsg (net/socket.c:2799)
[   43.760832][  T327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.760835][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.760837][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.760838][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.760840][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.760842][  T327] RIP: 0033:0x7f76a3c3f54e
[   43.760844][  T327] 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
[   43.760846][  T327] RSP: 002b:00007ffd934de4c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.760850][  T327] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f76a3c3f54e
[   43.760851][  T327] RDX: 0000000000000000 RSI: 00007ffd934de570 RDI: 0000000000000005
[   43.760852][  T327] RBP: 00007ffd934de4d0 R08: 0000000000000000 R09: 0000000000000000
[   43.760853][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8c4
[   43.760854][  T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd934dec30
| [   45.089862][  T348] softirqs last disabled at (0): 0x0
| [   45.089864][  T348] Preemption disabled at:
| [   45.089865][  T348] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.089876][  T348] Tainted: [W]=WARN
[   45.089877][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.089878][  T348] Call Trace:
[   45.089880][  T348]  <TASK>
[   45.089881][  T348]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.089886][  T348]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.089888][  T348]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.089892][  T348]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.089895][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089900][  T348]  __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))
[   45.089903][  T348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.089906][  T348]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.089910][  T348]  ? 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)
[   45.089911][  T348]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.089913][  T348]  put_chars (drivers/char/virtio_console.c:1176)
[   45.089915][  T348]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   45.089917][  T348]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.089918][  T348]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   45.089921][  T348]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.089924][  T348]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.089926][  T348]  ? 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)
[   45.089927][  T348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.089929][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089930][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089932][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.089934][  T348]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.089937][  T348]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.089939][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089940][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089942][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089943][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.089945][  T348]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.089947][  T348]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.089949][  T348]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.089952][  T348]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.089953][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.089955][  T348]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.089956][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089958][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.089959][  T348]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.089961][  T348]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.089963][  T348]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.089965][  T348]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.089967][  T348]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.089969][  T348]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.089971][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089972][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.089974][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089976][  T348]  _printk (kernel/printk/printk.c:2504)
[   45.089979][  T348]  ? snapshot_read.cold (user.c:?)
[   45.089981][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089982][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.089984][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089985][  T348]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.089988][  T348]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.089990][  T348]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.089992][  T348]  ? netdev_notice (net/core/dev.c:13194)
[   45.089993][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.089995][  T348]  ? 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)
[   45.089997][  T348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.089998][  T348]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.090000][  T348]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.090003][  T348]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   45.090006][  T348]  __dev_change_flags (net/core/dev.c:9821)
[   45.090010][  T348]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.090012][  T348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.090014][  T348]  ? __kernel_text_address (kernel/extable.c:79)
[   45.090016][  T348]  ? write_profile (profile.c:?)
[   45.090018][  T348]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.090021][  T348]  netif_change_flags (net/core/dev.c:9877)
[   45.090023][  T348]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.090027][  T348]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.090029][  T348]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.090030][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090032][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.090035][  T348]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.090038][  T348]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.090040][  T348]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.090041][  T348]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.090042][  T348]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.090044][  T348]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.090045][  T348]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.090046][  T348]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.090049][  T348]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.090050][  T348]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.090052][  T348]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.090054][  T348]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.090056][  T348]  ? __sys_sendmsg (net/socket.c:2799)
[   45.090058][  T348]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.090060][  T348]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.090062][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090064][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.090065][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090067][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090069][  T348]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.090071][  T348]  ? __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)
[   45.090073][  T348]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.090074][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.090076][  T348]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.090078][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.090079][  T348]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.090081][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090083][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.090084][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.090086][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090088][  T348]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.090091][  T348]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.090093][  T348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.090094][  T348]  ? __kernel_text_address (kernel/extable.c:79)
[   45.090095][  T348]  ? write_profile (profile.c:?)
[   45.090096][  T348]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.090097][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090099][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090100][  T348]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.090104][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.090105][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090107][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.090109][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.090110][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.090111][  T348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.090113][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.090115][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.090116][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.090118][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.090119][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.090120][  T348]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.090123][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090124][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.090126][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.090128][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.090130][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090131][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090133][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.090135][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.090137][  T348]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.090139][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090140][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.090142][  T348]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.090144][  T348]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.090145][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.090147][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   45.090148][  T348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.090150][  T348]  ___sys_sendmsg (net/socket.c:2767)
[   45.090152][  T348]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.090157][  T348]  __sys_sendmsg (net/socket.c:2799)
[   45.090159][  T348]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.090161][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.090163][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.090164][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.090167][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.090168][  T348] RIP: 0033:0x7f04ece6d54e
[   45.090170][  T348] 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
[   45.090172][  T348] RSP: 002b:00007fffff570230 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.090176][  T348] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f04ece6d54e
[   45.090177][  T348] RDX: 0000000000000000 RSI: 00007fffff5702e0 RDI: 0000000000000005
[   45.090178][  T348] RBP: 00007fffff570240 R08: 0000000000000000 R09: 0000000000000000
[   45.090179][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8c5
[   45.090180][  T348] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffff5709a0
| [   46.344731][  T359] softirqs last disabled at (0): 0x0
| [   46.344733][  T359] Preemption disabled at:
| [   46.344733][  T359] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.344744][  T359] Tainted: [W]=WARN
[   46.344745][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.344746][  T359] Call Trace:
[   46.344748][  T359]  <TASK>
[   46.344749][  T359]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.344754][  T359]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.344756][  T359]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.344760][  T359]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.344763][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344773][  T359]  __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))
[   46.344777][  T359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.344780][  T359]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.344784][  T359]  ? 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)
[   46.344786][  T359]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.344788][  T359]  put_chars (drivers/char/virtio_console.c:1176)
[   46.344789][  T359]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   46.344791][  T359]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.344793][  T359]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.344795][  T359]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.344799][  T359]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.344800][  T359]  ? 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)
[   46.344801][  T359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.344803][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344805][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344806][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344808][  T359]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.344811][  T359]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.344813][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344814][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344816][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344817][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344819][  T359]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.344821][  T359]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.344823][  T359]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.344826][  T359]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.344828][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344829][  T359]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.344831][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344832][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.344833][  T359]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.344835][  T359]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.344837][  T359]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.344839][  T359]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.344841][  T359]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.344843][  T359]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.344845][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344847][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344848][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344850][  T359]  _printk (kernel/printk/printk.c:2504)
[   46.344853][  T359]  ? snapshot_read.cold (user.c:?)
[   46.344855][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344857][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344858][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344860][  T359]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.344862][  T359]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.344864][  T359]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.344866][  T359]  ? netdev_notice (net/core/dev.c:13194)
[   46.344867][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344869][  T359]  ? 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)
[   46.344871][  T359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.344873][  T359]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.344874][  T359]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.344877][  T359]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.344880][  T359]  __dev_change_flags (net/core/dev.c:9821)
[   46.344885][  T359]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.344886][  T359]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.344889][  T359]  ? __kernel_text_address (kernel/extable.c:79)
[   46.344890][  T359]  ? write_profile (profile.c:?)
[   46.344892][  T359]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.344895][  T359]  netif_change_flags (net/core/dev.c:9877)
[   46.344897][  T359]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   46.344901][  T359]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.344902][  T359]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.344903][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344905][  T359]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.344909][  T359]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.344912][  T359]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.344913][  T359]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.344915][  T359]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.344916][  T359]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.344918][  T359]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.344919][  T359]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.344920][  T359]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.344923][  T359]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.344924][  T359]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.344925][  T359]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.344928][  T359]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.344929][  T359]  ? __sys_sendmsg (net/socket.c:2799)
[   46.344931][  T359]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.344934][  T359]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.344936][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344937][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344939][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344940][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344942][  T359]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.344944][  T359]  ? __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)
[   46.344946][  T359]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.344947][  T359]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.344949][  T359]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.344951][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.344953][  T359]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.344955][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344957][  T359]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.344958][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344959][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344961][  T359]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.344964][  T359]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.344966][  T359]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.344967][  T359]  ? __kernel_text_address (kernel/extable.c:79)
[   46.344969][  T359]  ? write_profile (profile.c:?)
[   46.344970][  T359]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.344971][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344973][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344974][  T359]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.344978][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.344979][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344981][  T359]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.344982][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.344984][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.344985][  T359]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.344986][  T359]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.344989][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.344990][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.344991][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.344993][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.344994][  T359]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.344997][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.344999][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.345000][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.345002][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.345004][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.345005][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.345007][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.345009][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.345011][  T359]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.345013][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.345014][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.345016][  T359]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.345018][  T359]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.345019][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.345021][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   46.345022][  T359]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.345025][  T359]  ___sys_sendmsg (net/socket.c:2767)
[   46.345026][  T359]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.345031][  T359]  __sys_sendmsg (net/socket.c:2799)
[   46.345033][  T359]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.345036][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.345038][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.345039][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.345041][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.345043][  T359] RIP: 0033:0x7f7f7459754e
[   46.345044][  T359] 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
[   46.345046][  T359] RSP: 002b:00007ffee0bc1b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.345050][  T359] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7f7459754e
[   46.345052][  T359] RDX: 0000000000000000 RSI: 00007ffee0bc1c30 RDI: 0000000000000005
[   46.345052][  T359] RBP: 00007ffee0bc1b90 R08: 0000000000000000 R09: 0000000000000000
[   46.345053][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8c6
[   46.345054][  T359] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee0bc22f0
| [   47.558331][  T371] softirqs last disabled at (0): 0x0
| [   47.558333][  T371] Preemption disabled at:
| [   47.558333][  T371] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.558344][  T371] Tainted: [W]=WARN
[   47.558345][  T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.558347][  T371] Call Trace:
[   47.558349][  T371]  <TASK>
[   47.558350][  T371]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.558355][  T371]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.558357][  T371]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.558360][  T371]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.558364][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558368][  T371]  __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))
[   47.558371][  T371]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.558374][  T371]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.558378][  T371]  ? 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)
[   47.558379][  T371]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.558381][  T371]  put_chars (drivers/char/virtio_console.c:1176)
[   47.558383][  T371]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   47.558384][  T371]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.558386][  T371]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.558389][  T371]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.558392][  T371]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.558393][  T371]  ? 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)
[   47.558395][  T371]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.558396][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558398][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558399][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558401][  T371]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.558404][  T371]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.558406][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558407][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558409][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558410][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558412][  T371]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.558414][  T371]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.558416][  T371]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.558419][  T371]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.558420][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558422][  T371]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.558424][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558425][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.558426][  T371]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.558428][  T371]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.558430][  T371]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.558432][  T371]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.558434][  T371]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.558436][  T371]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.558438][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558440][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558441][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558443][  T371]  _printk (kernel/printk/printk.c:2504)
[   47.558446][  T371]  ? snapshot_read.cold (user.c:?)
[   47.558448][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558450][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558451][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558453][  T371]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.558455][  T371]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.558457][  T371]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.558459][  T371]  ? netdev_notice (net/core/dev.c:13194)
[   47.558460][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558462][  T371]  ? 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)
[   47.558464][  T371]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.558465][  T371]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.558467][  T371]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.558470][  T371]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   47.558473][  T371]  __dev_change_flags (net/core/dev.c:9821)
[   47.558477][  T371]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.558479][  T371]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.558481][  T371]  ? __kernel_text_address (kernel/extable.c:79)
[   47.558482][  T371]  ? write_profile (profile.c:?)
[   47.558484][  T371]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.558487][  T371]  netif_change_flags (net/core/dev.c:9877)
[   47.558490][  T371]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   47.558494][  T371]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.558495][  T371]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.558496][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558498][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.558504][  T371]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.558507][  T371]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.558508][  T371]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.558510][  T371]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.558511][  T371]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.558513][  T371]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.558514][  T371]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.558515][  T371]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.558517][  T371]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.558519][  T371]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.558520][  T371]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.558522][  T371]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.558524][  T371]  ? __sys_sendmsg (net/socket.c:2799)
[   47.558525][  T371]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.558528][  T371]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.558530][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558532][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558533][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558535][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558536][  T371]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.558538][  T371]  ? __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)
[   47.558540][  T371]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.558542][  T371]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.558543][  T371]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.558545][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.558547][  T371]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.558549][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558551][  T371]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.558552][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558554][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558556][  T371]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.558559][  T371]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.558560][  T371]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.558562][  T371]  ? __kernel_text_address (kernel/extable.c:79)
[   47.558563][  T371]  ? write_profile (profile.c:?)
[   47.558564][  T371]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.558565][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558567][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558568][  T371]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.558572][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558573][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558575][  T371]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.558576][  T371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.558578][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.558579][  T371]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.558580][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.558583][  T371]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.558584][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.558585][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.558587][  T371]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.558588][  T371]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.558590][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558592][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.558594][  T371]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.558596][  T371]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.558597][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558599][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558601][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.558603][  T371]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.558604][  T371]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.558606][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558608][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.558610][  T371]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.558611][  T371]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.558613][  T371]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.558614][  T371]  ? move_addr_to_kernel (net/socket.c:258)
[   47.558616][  T371]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.558618][  T371]  ___sys_sendmsg (net/socket.c:2767)
[   47.558620][  T371]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.558625][  T371]  __sys_sendmsg (net/socket.c:2799)
[   47.558626][  T371]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.558629][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.558631][  T371]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.558632][  T371]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.558635][  T371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.558636][  T371] RIP: 0033:0x7f12fe25254e
[   47.558638][  T371] 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
[   47.558640][  T371] RSP: 002b:00007ffece0adcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.558643][  T371] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f12fe25254e
[   47.558645][  T371] RDX: 0000000000000000 RSI: 00007ffece0add80 RDI: 0000000000000005
[   47.558645][  T371] RBP: 00007ffece0adce0 R08: 0000000000000000 R09: 0000000000000000
[   47.558646][  T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8c8
[   47.558647][  T371] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffece0ae440
| [   48.778634][  T382] softirqs last disabled at (0): 0x0
| [   48.778636][  T382] Preemption disabled at:
| [   48.778636][  T382] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.778648][  T382] Tainted: [W]=WARN
[   48.778648][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.778650][  T382] Call Trace:
[   48.778652][  T382]  <TASK>
[   48.778653][  T382]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.778658][  T382]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.778660][  T382]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.778664][  T382]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.778667][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778671][  T382]  __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))
[   48.778675][  T382]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.778677][  T382]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.778681][  T382]  ? 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)
[   48.778683][  T382]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.778685][  T382]  put_chars (drivers/char/virtio_console.c:1176)
[   48.778686][  T382]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   48.778688][  T382]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.778690][  T382]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.778692][  T382]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.778695][  T382]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.778697][  T382]  ? 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)
[   48.778698][  T382]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.778700][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778701][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778703][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778705][  T382]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.778708][  T382]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.778710][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778711][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778713][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778715][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778716][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.778718][  T382]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.778720][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.778723][  T382]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.778725][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778726][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.778728][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778729][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.778731][  T382]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.778732][  T382]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.778734][  T382]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.778736][  T382]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.778738][  T382]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.778741][  T382]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.778743][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778744][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778746][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778748][  T382]  _printk (kernel/printk/printk.c:2504)
[   48.778751][  T382]  ? snapshot_read.cold (user.c:?)
[   48.778753][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778755][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778756][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778758][  T382]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.778760][  T382]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.778762][  T382]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.778764][  T382]  ? netdev_notice (net/core/dev.c:13194)
[   48.778766][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778768][  T382]  ? 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)
[   48.778770][  T382]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.778771][  T382]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.778773][  T382]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   48.778776][  T382]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   48.778779][  T382]  __dev_change_flags (net/core/dev.c:9821)
[   48.778788][  T382]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.778790][  T382]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.778792][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   48.778794][  T382]  ? write_profile (profile.c:?)
[   48.778796][  T382]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.778799][  T382]  netif_change_flags (net/core/dev.c:9877)
[   48.778801][  T382]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   48.778805][  T382]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.778806][  T382]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.778808][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778810][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.778813][  T382]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.778816][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.778818][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.778819][  T382]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.778821][  T382]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.778822][  T382]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.778824][  T382]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.778825][  T382]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.778827][  T382]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.778829][  T382]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.778830][  T382]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.778833][  T382]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.778834][  T382]  ? __sys_sendmsg (net/socket.c:2799)
[   48.778836][  T382]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.778838][  T382]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.778840][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778842][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778843][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778845][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778847][  T382]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.778849][  T382]  ? __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)
[   48.778851][  T382]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.778853][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.778854][  T382]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.778856][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.778858][  T382]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.778860][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778862][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.778863][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778865][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778867][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.778870][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.778872][  T382]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.778873][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   48.778875][  T382]  ? write_profile (profile.c:?)
[   48.778876][  T382]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.778877][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778879][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778880][  T382]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.778884][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778885][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778887][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.778888][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.778890][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.778891][  T382]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.778893][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.778895][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.778897][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.778898][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.778899][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.778901][  T382]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.778903][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778905][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.778907][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.778909][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.778911][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778912][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778914][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.778916][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.778918][  T382]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.778919][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778921][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.778923][  T382]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.778925][  T382]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.778926][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.778928][  T382]  ? move_addr_to_kernel (net/socket.c:258)
[   48.778929][  T382]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.778932][  T382]  ___sys_sendmsg (net/socket.c:2767)
[   48.778934][  T382]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.778938][  T382]  __sys_sendmsg (net/socket.c:2799)
[   48.778940][  T382]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.778943][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.778945][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.778946][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.778949][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.778950][  T382] RIP: 0033:0x7fb29cbf854e
[   48.778952][  T382] 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
[   48.778954][  T382] RSP: 002b:00007ffe2457f480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.778958][  T382] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb29cbf854e
[   48.778959][  T382] RDX: 0000000000000000 RSI: 00007ffe2457f530 RDI: 0000000000000005
[   48.778960][  T382] RBP: 00007ffe2457f490 R08: 0000000000000000 R09: 0000000000000000
[   48.778961][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8c9
[   48.778962][  T382] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2457fbf0
| [   71.200878][  T438] softirqs last disabled at (0): 0x0
| [   71.200880][  T438] Preemption disabled at:
| [   71.200881][  T438] vprintk_emit (kernel/printk/printk.c:2471)
| [   71.200895][  T438] Tainted: [W]=WARN
[   71.200896][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.200898][  T438] Call Trace:
[   71.200900][  T438]  <TASK>
[   71.200901][  T438]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   71.200907][  T438]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   71.200910][  T438]  __might_resched.cold (kernel/sched/core.c:9234)
[   71.200915][  T438]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   71.200919][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.200929][  T438]  __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))
[   71.200934][  T438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.200937][  T438]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.200942][  T438]  ? 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)
[   71.200944][  T438]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.200947][  T438]  put_chars (drivers/char/virtio_console.c:1176)
[   71.200949][  T438]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   71.200952][  T438]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   71.200955][  T438]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   71.200958][  T438]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   71.200963][  T438]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   71.200964][  T438]  ? 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)
[   71.200967][  T438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.200969][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.200971][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.200974][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.200977][  T438]  console_emit_next_record (kernel/printk/printk.c:3183)
[   71.200980][  T438]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   71.200983][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.200985][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.200988][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.200990][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.200993][  T438]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   71.200995][  T438]  console_flush_one_record (kernel/printk/printk.c:3268)
[   71.200998][  T438]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   71.201002][  T438]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   71.201004][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201007][  T438]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   71.201009][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201011][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.201013][  T438]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   71.201015][  T438]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   71.201018][  T438]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   71.201020][  T438]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   71.201023][  T438]  vprintk_emit (kernel/printk/printk.c:2479)
[   71.201026][  T438]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   71.201029][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201031][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201033][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201036][  T438]  _printk (kernel/printk/printk.c:2504)
[   71.201040][  T438]  ? snapshot_read.cold (user.c:?)
[   71.201043][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201045][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201047][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201049][  T438]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   71.201053][  T438]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   71.201056][  T438]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   71.201058][  T438]  ? netdev_notice (net/core/dev.c:13194)
[   71.201061][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201064][  T438]  ? 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)
[   71.201066][  T438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.201068][  T438]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.201071][  T438]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   71.201075][  T438]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   71.201079][  T438]  __dev_change_flags (net/core/dev.c:9821)
[   71.201084][  T438]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   71.201086][  T438]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.201089][  T438]  ? __kernel_text_address (kernel/extable.c:79)
[   71.201091][  T438]  ? write_profile (profile.c:?)
[   71.201094][  T438]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.201098][  T438]  netif_change_flags (net/core/dev.c:9877)
[   71.201102][  T438]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   71.201106][  T438]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   71.201108][  T438]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   71.201110][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201113][  T438]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   71.201118][  T438]  ? kasan_save_stack (mm/kasan/common.c:58)
[   71.201121][  T438]  ? kasan_save_stack (mm/kasan/common.c:57)
[   71.201123][  T438]  ? kasan_save_track (mm/kasan/common.c:78)
[   71.201125][  T438]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.201127][  T438]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   71.201129][  T438]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   71.201131][  T438]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.201133][  T438]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.201136][  T438]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.201138][  T438]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.201140][  T438]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.201143][  T438]  ? ___sys_sendmsg (net/socket.c:2767)
[   71.201145][  T438]  ? __sys_sendmsg (net/socket.c:2799)
[   71.201147][  T438]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.201151][  T438]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.201154][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201156][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201158][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201160][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201163][  T438]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   71.201166][  T438]  ? __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)
[   71.201168][  T438]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   71.201170][  T438]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   71.201173][  T438]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   71.201176][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   71.201180][  T438]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   71.201183][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201185][  T438]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   71.201187][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201189][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201192][  T438]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   71.201196][  T438]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   71.201198][  T438]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.201200][  T438]  ? __kernel_text_address (kernel/extable.c:79)
[   71.201202][  T438]  ? write_profile (profile.c:?)
[   71.201204][  T438]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.201206][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201208][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201210][  T438]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   71.201214][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201216][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201219][  T438]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   71.201221][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.201223][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.201225][  T438]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   71.201228][  T438]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   71.201231][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.201233][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.201235][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.201237][  T438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.201239][  T438]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   71.201243][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201245][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.201248][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.201251][  T438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.201253][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201255][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201258][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.201261][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.201263][  T438]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   71.201266][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201269][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.201271][  T438]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.201274][  T438]  ? copy_msghdr_from_user (net/socket.c:2650)
[   71.201276][  T438]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   71.201278][  T438]  ? move_addr_to_kernel (net/socket.c:258)
[   71.201280][  T438]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   71.201284][  T438]  ___sys_sendmsg (net/socket.c:2767)
[   71.201287][  T438]  ? copy_msghdr_from_user (net/socket.c:2619)
[   71.201294][  T438]  __sys_sendmsg (net/socket.c:2799)
[   71.201297][  T438]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   71.201301][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.201304][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.201306][  T438]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   71.201309][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.201311][  T438] RIP: 0033:0x7fda1738854e
[   71.201313][  T438] 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
[   71.201316][  T438] RSP: 002b:00007fff397951e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.201320][  T438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fda1738854e
[   71.201322][  T438] RDX: 0000000000000000 RSI: 00007fff39795290 RDI: 0000000000000005
[   71.201324][  T438] RBP: 00007fff397951f0 R08: 0000000000000000 R09: 0000000000000000
[   71.201325][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8df
[   71.201326][  T438] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff39795950
| [   73.515637][  T459] softirqs last disabled at (0): 0x0
| [   73.515639][  T459] Preemption disabled at:
| [   73.515639][  T459] vprintk_emit (kernel/printk/printk.c:2471)
| [   73.515650][  T459] Tainted: [W]=WARN
[   73.515651][  T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.515653][  T459] Call Trace:
[   73.515654][  T459]  <TASK>
[   73.515656][  T459]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   73.515661][  T459]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   73.515663][  T459]  __might_resched.cold (kernel/sched/core.c:9234)
[   73.515667][  T459]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   73.515670][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515674][  T459]  __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))
[   73.515678][  T459]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.515681][  T459]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.515684][  T459]  ? 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)
[   73.515686][  T459]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.515688][  T459]  put_chars (drivers/char/virtio_console.c:1176)
[   73.515690][  T459]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   73.515691][  T459]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   73.515693][  T459]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   73.515696][  T459]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   73.515699][  T459]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   73.515700][  T459]  ? 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)
[   73.515702][  T459]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.515703][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515705][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515707][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515709][  T459]  console_emit_next_record (kernel/printk/printk.c:3183)
[   73.515711][  T459]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   73.515713][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515715][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515716][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515718][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515720][  T459]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   73.515722][  T459]  console_flush_one_record (kernel/printk/printk.c:3268)
[   73.515724][  T459]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   73.515727][  T459]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   73.515728][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515730][  T459]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   73.515731][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515733][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.515734][  T459]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   73.515736][  T459]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   73.515738][  T459]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   73.515740][  T459]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   73.515741][  T459]  vprintk_emit (kernel/printk/printk.c:2479)
[   73.515744][  T459]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   73.515746][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515747][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515749][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515751][  T459]  _printk (kernel/printk/printk.c:2504)
[   73.515754][  T459]  ? snapshot_read.cold (user.c:?)
[   73.515756][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515758][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515759][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515761][  T459]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   73.515763][  T459]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   73.515765][  T459]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   73.515767][  T459]  ? netdev_notice (net/core/dev.c:13194)
[   73.515768][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515770][  T459]  ? 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)
[   73.515772][  T459]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.515774][  T459]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.515776][  T459]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   73.515779][  T459]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   73.515781][  T459]  __dev_change_flags (net/core/dev.c:9821)
[   73.515786][  T459]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   73.515787][  T459]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   73.515790][  T459]  ? __kernel_text_address (kernel/extable.c:79)
[   73.515791][  T459]  ? write_profile (profile.c:?)
[   73.515793][  T459]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.515796][  T459]  netif_change_flags (net/core/dev.c:9877)
[   73.515798][  T459]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   73.515803][  T459]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   73.515804][  T459]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   73.515805][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515807][  T459]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   73.515811][  T459]  ? kasan_save_stack (mm/kasan/common.c:58)
[   73.515813][  T459]  ? kasan_save_stack (mm/kasan/common.c:57)
[   73.515815][  T459]  ? kasan_save_track (mm/kasan/common.c:78)
[   73.515816][  T459]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   73.515818][  T459]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   73.515819][  T459]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   73.515820][  T459]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.515822][  T459]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.515824][  T459]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.515825][  T459]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.515827][  T459]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.515829][  T459]  ? ___sys_sendmsg (net/socket.c:2767)
[   73.515831][  T459]  ? __sys_sendmsg (net/socket.c:2799)
[   73.515833][  T459]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.515835][  T459]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.515837][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515839][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515840][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515842][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515844][  T459]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   73.515846][  T459]  ? __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)
[   73.515848][  T459]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   73.515849][  T459]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   73.515851][  T459]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   73.515853][  T459]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   73.515855][  T459]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   73.515857][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515858][  T459]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.515859][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515861][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515863][  T459]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   73.515866][  T459]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   73.515868][  T459]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   73.515869][  T459]  ? __kernel_text_address (kernel/extable.c:79)
[   73.515870][  T459]  ? write_profile (profile.c:?)
[   73.515871][  T459]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.515873][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515874][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515876][  T459]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   73.515880][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515881][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515883][  T459]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.515884][  T459]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.515886][  T459]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.515887][  T459]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   73.515888][  T459]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   73.515891][  T459]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.515892][  T459]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.515893][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.515895][  T459]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.515896][  T459]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   73.515899][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515900][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.515902][  T459]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.515904][  T459]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.515906][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515907][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515909][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.515911][  T459]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.515913][  T459]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   73.515915][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515916][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.515918][  T459]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.515920][  T459]  ? copy_msghdr_from_user (net/socket.c:2650)
[   73.515921][  T459]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   73.515923][  T459]  ? move_addr_to_kernel (net/socket.c:258)
[   73.515924][  T459]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   73.515927][  T459]  ___sys_sendmsg (net/socket.c:2767)
[   73.515928][  T459]  ? copy_msghdr_from_user (net/socket.c:2619)
[   73.515933][  T459]  __sys_sendmsg (net/socket.c:2799)
[   73.515935][  T459]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   73.515944][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.515947][  T459]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.515948][  T459]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   73.515950][  T459]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.515952][  T459] RIP: 0033:0x7f155baa554e
[   73.515954][  T459] 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
[   73.515955][  T459] RSP: 002b:00007fffd54ba260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.515959][  T459] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f155baa554e
[   73.515960][  T459] RDX: 0000000000000000 RSI: 00007fffd54ba310 RDI: 0000000000000005
[   73.515961][  T459] RBP: 00007fffd54ba270 R08: 0000000000000000 R09: 0000000000000000
[   73.515962][  T459] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8e1
[   73.515963][  T459] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd54ba9d0
| [   75.905984][  T485] softirqs last disabled at (0): 0x0
| [   75.905985][  T485] Preemption disabled at:
| [   75.905986][  T485] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.905997][  T485] Tainted: [W]=WARN
[   75.905998][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.906000][  T485] Call Trace:
[   75.906002][  T485]  <TASK>
[   75.906003][  T485]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.906008][  T485]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.906010][  T485]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.906014][  T485]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.906017][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906021][  T485]  __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))
[   75.906024][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.906027][  T485]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.906031][  T485]  ? 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)
[   75.906032][  T485]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.906034][  T485]  put_chars (drivers/char/virtio_console.c:1176)
[   75.906036][  T485]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   75.906038][  T485]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.906040][  T485]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   75.906042][  T485]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.906045][  T485]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.906046][  T485]  ? 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)
[   75.906048][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.906050][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906051][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906053][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906055][  T485]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.906058][  T485]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.906060][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906061][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906063][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906065][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906066][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   75.906068][  T485]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.906070][  T485]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.906073][  T485]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.906075][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906076][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.906077][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906079][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.906080][  T485]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   75.906082][  T485]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   75.906084][  T485]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.906086][  T485]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.906088][  T485]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.906090][  T485]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.906092][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906093][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906095][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906097][  T485]  _printk (kernel/printk/printk.c:2504)
[   75.906100][  T485]  ? snapshot_read.cold (user.c:?)
[   75.906102][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906104][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906105][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906106][  T485]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.906109][  T485]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.906111][  T485]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.906112][  T485]  ? netdev_notice (net/core/dev.c:13194)
[   75.906114][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906116][  T485]  ? 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)
[   75.906118][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.906119][  T485]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.906121][  T485]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.906124][  T485]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   75.906127][  T485]  __dev_change_flags (net/core/dev.c:9821)
[   75.906131][  T485]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   75.906133][  T485]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.906135][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   75.906137][  T485]  ? write_profile (profile.c:?)
[   75.906139][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.906142][  T485]  netif_change_flags (net/core/dev.c:9877)
[   75.906144][  T485]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   75.906148][  T485]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   75.906150][  T485]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   75.906151][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906152][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.906156][  T485]  ? kasan_save_stack (mm/kasan/common.c:58)
[   75.906159][  T485]  ? kasan_save_stack (mm/kasan/common.c:57)
[   75.906160][  T485]  ? kasan_save_track (mm/kasan/common.c:78)
[   75.906162][  T485]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   75.906163][  T485]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   75.906164][  T485]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   75.906166][  T485]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.906167][  T485]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.906169][  T485]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.906171][  T485]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.906172][  T485]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.906174][  T485]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.906176][  T485]  ? __sys_sendmsg (net/socket.c:2799)
[   75.906177][  T485]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.906180][  T485]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.906182][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906184][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906185][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906186][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906188][  T485]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   75.906190][  T485]  ? __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)
[   75.906192][  T485]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   75.906194][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   75.906195][  T485]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   75.906197][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   75.906199][  T485]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   75.906201][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906203][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.906204][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906205][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906207][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   75.906211][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.906212][  T485]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.906214][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   75.906215][  T485]  ? write_profile (profile.c:?)
[   75.906216][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.906217][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906219][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906220][  T485]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.906224][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906225][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906227][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.906228][  T485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.906230][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.906231][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.906232][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.906235][  T485]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.906236][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.906238][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.906239][  T485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.906240][  T485]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   75.906243][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906244][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.906246][  T485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.906248][  T485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.906250][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906251][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906253][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.906255][  T485]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.906257][  T485]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.906258][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906260][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.906262][  T485]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.906263][  T485]  ? copy_msghdr_from_user (net/socket.c:2650)
[   75.906265][  T485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   75.906266][  T485]  ? move_addr_to_kernel (net/socket.c:258)
[   75.906268][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.906270][  T485]  ___sys_sendmsg (net/socket.c:2767)
[   75.906272][  T485]  ? copy_msghdr_from_user (net/socket.c:2619)
[   75.906277][  T485]  __sys_sendmsg (net/socket.c:2799)
[   75.906279][  T485]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   75.906281][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.906283][  T485]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.906285][  T485]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.906287][  T485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.906288][  T485] RIP: 0033:0x7f0ad2dd454e
[   75.906290][  T485] 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
[   75.906292][  T485] RSP: 002b:00007fff043e45c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.906295][  T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0ad2dd454e
[   75.906297][  T485] RDX: 0000000000000000 RSI: 00007fff043e4670 RDI: 0000000000000005
[   75.906298][  T485] RBP: 00007fff043e45d0 R08: 0000000000000000 R09: 0000000000000000
[   75.906298][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8e4
[   75.906299][  T485] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff043e4d30
| [   88.503477][  T523] softirqs last disabled at (0): 0x0
| [   88.503479][  T523] Preemption disabled at:
| [   88.503480][  T523] 0x0
| [   88.503489][  T523] Tainted: [W]=WARN
[   88.503490][  T523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.503492][  T523] Call Trace:
[   88.503494][  T523]  <TASK>
[   88.503495][  T523]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.503503][  T523]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.503507][  T523]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.503511][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503515][  T523]  __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))
[   88.503518][  T523]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.503521][  T523]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.503525][  T523]  ? 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)
[   88.503527][  T523]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.503529][  T523]  put_chars (drivers/char/virtio_console.c:1176)
[   88.503531][  T523]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.503533][  T523]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   88.503536][  T523]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.503540][  T523]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.503542][  T523]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.503543][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503545][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503547][  T523]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.503550][  T523]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.503552][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503553][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503555][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503557][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503558][  T523]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   88.503560][  T523]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.503562][  T523]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.503565][  T523]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.503567][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503568][  T523]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.503570][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503571][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.503573][  T523]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   88.503574][  T523]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   88.503576][  T523]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.503578][  T523]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.503580][  T523]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.503583][  T523]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.503584][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503586][  T523]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.503589][  T523]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   88.503590][  T523]  _printk (kernel/printk/printk.c:2504)
[   88.503594][  T523]  ? snapshot_read.cold (user.c:?)
[   88.503596][  T523]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   88.503600][  T523] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   88.503613][  T523] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   88.503621][  T523] br_device_event (net/bridge/br.c:111) bridge
[   88.503630][  T523]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   88.503633][  T523]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   88.503635][  T523]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   88.503639][  T523]  notifier_call_chain (kernel/notifier.c:85)
[   88.503642][  T523]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   88.503646][  T523]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.503647][  T523]  ? netif_change_name (net/core/dev.c:1517)
[   88.503649][  T523]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   88.503651][  T523]  ? __kernel_text_address (kernel/extable.c:79)
[   88.503653][  T523]  ? write_profile (profile.c:?)
[   88.503656][  T523]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   88.503658][  T523]  netif_change_flags (net/core/dev.c:9882)
[   88.503661][  T523]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   88.503664][  T523]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   88.503665][  T523]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   88.503666][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503668][  T523]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.503672][  T523]  ? kasan_save_stack (mm/kasan/common.c:58)
[   88.503674][  T523]  ? kasan_save_stack (mm/kasan/common.c:57)
[   88.503676][  T523]  ? kasan_save_track (mm/kasan/common.c:78)
[   88.503678][  T523]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.503679][  T523]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   88.503680][  T523]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   88.503682][  T523]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.503683][  T523]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.503685][  T523]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.503687][  T523]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.503688][  T523]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.503690][  T523]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.503692][  T523]  ? __sys_sendmsg (net/socket.c:2799)
[   88.503694][  T523]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.503696][  T523]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.503698][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503700][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503702][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503703][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503705][  T523]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   88.503708][  T523]  ? __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)
[   88.503710][  T523]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   88.503711][  T523]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   88.503712][  T523]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   88.503715][  T523]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   88.503717][  T523]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.503719][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503720][  T523]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.503722][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503723][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503725][  T523]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.503728][  T523]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.503730][  T523]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.503731][  T523]  ? __kernel_text_address (kernel/extable.c:79)
[   88.503733][  T523]  ? write_profile (profile.c:?)
[   88.503734][  T523]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   88.503735][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503737][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503738][  T523]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   88.503742][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503744][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503745][  T523]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.503747][  T523]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.503748][  T523]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.503750][  T523]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.503751][  T523]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.503754][  T523]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.503755][  T523]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.503756][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.503758][  T523]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.503759][  T523]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   88.503762][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503763][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.503765][  T523]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.503767][  T523]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.503769][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503770][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503772][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.503774][  T523]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.503776][  T523]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.503778][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503780][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.503781][  T523]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.503783][  T523]  ? copy_msghdr_from_user (net/socket.c:2650)
[   88.503785][  T523]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   88.503786][  T523]  ? move_addr_to_kernel (net/socket.c:258)
[   88.503788][  T523]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.503790][  T523]  ___sys_sendmsg (net/socket.c:2767)
[   88.503792][  T523]  ? copy_msghdr_from_user (net/socket.c:2619)
[   88.503797][  T523]  __sys_sendmsg (net/socket.c:2799)
[   88.503799][  T523]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   88.503802][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.503804][  T523]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.503805][  T523]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.503807][  T523]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.503809][  T523] RIP: 0033:0x7f5ac77aa54e
[   88.503811][  T523] 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
[   88.503813][  T523] RSP: 002b:00007ffd3be1efb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.503816][  T523] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5ac77aa54e
[   88.503818][  T523] RDX: 0000000000000000 RSI: 00007ffd3be1f060 RDI: 0000000000000005
[   88.503819][  T523] RBP: 00007ffd3be1efc0 R08: 0000000000000000 R09: 0000000000000000
[   88.503819][  T523] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8f0
[   88.503820][  T523] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3be1f720
| [   97.957484][  T552] softirqs last disabled at (0): 0x0
| [   97.957486][  T552] Preemption disabled at:
| [   97.957487][  T552] vprintk_emit (kernel/printk/printk.c:2471)
| [   97.957497][  T552] Tainted: [W]=WARN
[   97.957498][  T552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.957502][  T552] Call Trace:
[   97.957504][  T552]  <TASK>
[   97.957505][  T552]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   97.957510][  T552]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   97.957512][  T552]  __might_resched.cold (kernel/sched/core.c:9234)
[   97.957516][  T552]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   97.957519][  T552]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   97.957522][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957526][  T552]  __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))
[   97.957529][  T552]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   97.957532][  T552]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.957535][  T552]  ? 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)
[   97.957537][  T552]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.957539][  T552]  put_chars (drivers/char/virtio_console.c:1176)
[   97.957541][  T552]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   97.957543][  T552]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   97.957545][  T552]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   97.957549][  T552]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   97.957550][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957552][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957554][  T552]  console_emit_next_record (kernel/printk/printk.c:3183)
[   97.957556][  T552]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   97.957558][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957560][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957562][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957563][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957565][  T552]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   97.957567][  T552]  console_flush_one_record (kernel/printk/printk.c:3268)
[   97.957569][  T552]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   97.957572][  T552]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   97.957573][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957575][  T552]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   97.957576][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957578][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.957579][  T552]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   97.957581][  T552]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   97.957583][  T552]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   97.957585][  T552]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   97.957587][  T552]  vprintk_emit (kernel/printk/printk.c:2479)
[   97.957589][  T552]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   97.957591][  T552]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.957594][  T552]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.957596][  T552]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.957597][  T552]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.957600][  T552]  ? ___sys_sendmsg (net/socket.c:2767)
[   97.957602][  T552]  ? __sys_sendmsg (net/socket.c:2799)
[   97.957603][  T552]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.957606][  T552]  _printk (kernel/printk/printk.c:2504)
[   97.957610][  T552]  ? snapshot_read.cold (user.c:?)
[   97.957612][  T552]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   97.957615][  T552]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   97.957616][  T552]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   97.957618][  T552]  ? netdev_notice (net/core/dev.c:13194)
[   97.957620][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957622][  T552]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   97.957624][  T552]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   97.957626][  T552]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   97.957627][  T552]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   97.957630][  T552]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   97.957633][  T552]  dev_set_allmulti (net/core/dev_api.c:315)
[   97.957635][  T552] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   97.957648][  T552]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   97.957651][  T552]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.957654][  T552] br_del_if (net/bridge/br_if.c:732) bridge
[   97.957661][  T552]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   97.957663][  T552]  do_set_master (net/core/rtnetlink.c:3055)
[   97.957666][  T552]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   97.957668][  T552]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   97.957671][  T552]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   97.957672][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957673][  T552]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   97.957677][  T552]  ? kasan_save_stack (mm/kasan/common.c:58)
[   97.957680][  T552]  ? kasan_save_stack (mm/kasan/common.c:57)
[   97.957681][  T552]  ? kasan_save_track (mm/kasan/common.c:78)
[   97.957682][  T552]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   97.957684][  T552]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   97.957685][  T552]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   97.957686][  T552]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.957688][  T552]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   97.957689][  T552]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.957690][  T552]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.957691][  T552]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.957693][  T552]  ? ___sys_sendmsg (net/socket.c:2767)
[   97.957694][  T552]  ? __sys_sendmsg (net/socket.c:2799)
[   97.957695][  T552]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.957697][  T552]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.957699][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957701][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957702][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957704][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957705][  T552]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   97.957707][  T552]  ? __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)
[   97.957709][  T552]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   97.957711][  T552]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   97.957712][  T552]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   97.957713][  T552]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.957715][  T552]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   97.957717][  T552]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   97.957719][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957721][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   97.957722][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957724][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957726][  T552]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   97.957727][  T552]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   97.957729][  T552]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.957730][  T552]  ? __kernel_text_address (kernel/extable.c:79)
[   97.957732][  T552]  ? write_profile (profile.c:?)
[   97.957733][  T552]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   97.957735][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957737][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957739][  T552]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   97.957742][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957743][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957745][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   97.957746][  T552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.957748][  T552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.957749][  T552]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   97.957751][  T552]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   97.957753][  T552]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   97.957754][  T552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.957756][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.957757][  T552]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.957758][  T552]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   97.957761][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957763][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.957765][  T552]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.957766][  T552]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.957768][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957770][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957771][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.957773][  T552]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.957775][  T552]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   97.957777][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957779][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.957780][  T552]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.957782][  T552]  ? copy_msghdr_from_user (net/socket.c:2650)
[   97.957784][  T552]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   97.957785][  T552]  ? move_addr_to_kernel (net/socket.c:258)
[   97.957787][  T552]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   97.957789][  T552]  ___sys_sendmsg (net/socket.c:2767)
[   97.957791][  T552]  ? copy_msghdr_from_user (net/socket.c:2619)
[   97.957796][  T552]  __sys_sendmsg (net/socket.c:2799)
[   97.957797][  T552]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   97.957800][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.957802][  T552]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.957803][  T552]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   97.957805][  T552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.957807][  T552] RIP: 0033:0x7ff11374854e
[   97.957809][  T552] 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
[   97.957810][  T552] RSP: 002b:00007ffd3ba67800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.957814][  T552] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff11374854e
[   97.957815][  T552] RDX: 0000000000000000 RSI: 00007ffd3ba678b0 RDI: 0000000000000005
[   97.957816][  T552] RBP: 00007ffd3ba67810 R08: 0000000000000000 R09: 0000000000000000
[   97.957817][  T552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8fa
[   97.957818][  T552] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3ba67f70
| [  102.286733][  T566] softirqs last disabled at (0): 0x0
| [  102.286734][  T566] Preemption disabled at:
| [  102.286735][  T566] vprintk_emit (kernel/printk/printk.c:2471)
| [  102.286746][  T566] Tainted: [W]=WARN
[  102.286747][  T566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.286749][  T566] Call Trace:
[  102.286751][  T566]  <TASK>
[  102.286752][  T566]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  102.286757][  T566]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  102.286759][  T566]  __might_resched.cold (kernel/sched/core.c:9234)
[  102.286763][  T566]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  102.286767][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286770][  T566]  __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))
[  102.286774][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.286777][  T566]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.286780][  T566]  ? 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)
[  102.286782][  T566]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.286784][  T566]  put_chars (drivers/char/virtio_console.c:1176)
[  102.286786][  T566]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  102.286788][  T566]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  102.286789][  T566]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  102.286792][  T566]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  102.286795][  T566]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  102.286797][  T566]  ? 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)
[  102.286798][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.286800][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286802][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286803][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286805][  T566]  console_emit_next_record (kernel/printk/printk.c:3183)
[  102.286808][  T566]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  102.286810][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286812][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286813][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286815][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286817][  T566]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  102.286819][  T566]  console_flush_one_record (kernel/printk/printk.c:3268)
[  102.286821][  T566]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  102.286824][  T566]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  102.286825][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286827][  T566]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  102.286829][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286831][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.286832][  T566]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  102.286833][  T566]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  102.286836][  T566]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  102.286837][  T566]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  102.286839][  T566]  vprintk_emit (kernel/printk/printk.c:2479)
[  102.286842][  T566]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  102.286844][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286845][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286847][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286849][  T566]  _printk (kernel/printk/printk.c:2504)
[  102.286852][  T566]  ? snapshot_read.cold (user.c:?)
[  102.286854][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286856][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286857][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286859][  T566]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  102.286862][  T566]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  102.286863][  T566]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  102.286865][  T566]  ? netdev_notice (net/core/dev.c:13194)
[  102.286867][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286869][  T566]  ? 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)
[  102.286870][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.286872][  T566]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.286874][  T566]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  102.286877][  T566]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  102.286880][  T566]  __dev_change_flags (net/core/dev.c:9821)
[  102.286884][  T566]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  102.286886][  T566]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  102.286889][  T566]  ? __kernel_text_address (kernel/extable.c:79)
[  102.286890][  T566]  ? write_profile (profile.c:?)
[  102.286892][  T566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.286895][  T566]  netif_change_flags (net/core/dev.c:9877)
[  102.286898][  T566]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  102.286901][  T566]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  102.286903][  T566]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  102.286904][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286906][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  102.286909][  T566]  ? kasan_save_stack (mm/kasan/common.c:58)
[  102.286912][  T566]  ? kasan_save_stack (mm/kasan/common.c:57)
[  102.286914][  T566]  ? kasan_save_track (mm/kasan/common.c:78)
[  102.286915][  T566]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  102.286917][  T566]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  102.286918][  T566]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  102.286919][  T566]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.286920][  T566]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.286923][  T566]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.286925][  T566]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.286926][  T566]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  102.286929][  T566]  ? ___sys_sendmsg (net/socket.c:2767)
[  102.286930][  T566]  ? __sys_sendmsg (net/socket.c:2799)
[  102.286932][  T566]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.286935][  T566]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.286937][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286939][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286940][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286942][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286943][  T566]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  102.286946][  T566]  ? __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)
[  102.286948][  T566]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  102.286949][  T566]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  102.286951][  T566]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  102.286953][  T566]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  102.286955][  T566]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  102.286957][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286959][  T566]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  102.286960][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286961][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286963][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  102.286967][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  102.286968][  T566]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  102.286970][  T566]  ? __kernel_text_address (kernel/extable.c:79)
[  102.286971][  T566]  ? write_profile (profile.c:?)
[  102.286972][  T566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.286973][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286975][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286977][  T566]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  102.286980][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.286982][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.286983][  T566]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  102.286985][  T566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.286986][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.286988][  T566]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  102.286989][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  102.286992][  T566]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.286993][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.286994][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.286996][  T566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.286997][  T566]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  102.287000][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.287001][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.287003][  T566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.287005][  T566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.287007][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.287009][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.287010][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.287012][  T566]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.287014][  T566]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  102.287016][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.287018][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.287020][  T566]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  102.287021][  T566]  ? copy_msghdr_from_user (net/socket.c:2650)
[  102.287023][  T566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  102.287025][  T566]  ? move_addr_to_kernel (net/socket.c:258)
[  102.287026][  T566]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  102.287029][  T566]  ___sys_sendmsg (net/socket.c:2767)
[  102.287030][  T566]  ? copy_msghdr_from_user (net/socket.c:2619)
[  102.287035][  T566]  __sys_sendmsg (net/socket.c:2799)
[  102.287037][  T566]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  102.287040][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.287042][  T566]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.287043][  T566]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  102.287046][  T566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.287047][  T566] RIP: 0033:0x7fb8f5d3f54e
[  102.287049][  T566] 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
[  102.287051][  T566] RSP: 002b:00007ffe798db320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.287055][  T566] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb8f5d3f54e
[  102.287056][  T566] RDX: 0000000000000000 RSI: 00007ffe798db3d0 RDI: 0000000000000005
[  102.287057][  T566] RBP: 00007ffe798db330 R08: 0000000000000000 R09: 0000000000000000
[  102.287058][  T566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91a8fe


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars