======================================
| [    9.789148][  T187] softirqs last disabled at (27834): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.789151][  T187] Preemption disabled at:
| [    9.789152][  T187] 0x0
| [    9.789164][  T187] Tainted: [W]=WARN
[    9.789165][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.789167][  T187] Call Trace:
[    9.789169][  T187]  <TASK>
[    9.789171][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.789179][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.789185][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.789191][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.789200][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.789204][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.789212][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.789215][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.789220][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.789225][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.789227][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.789233][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.789242][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.789252][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.789255][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.789259][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.789266][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.789272][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.789274][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.789279][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.789282][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.789289][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.789296][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.789298][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.789309][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.789313][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.789315][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.789319][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.789325][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.789327][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.789333][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.789338][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.789344][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.789350][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.789355][  T187]  ? snapshot_read.cold (user.c:?)
[    9.789359][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.789363][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.789370][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.789374][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.789379][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.789382][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.789386][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.789393][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.789398][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.789400][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.789403][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.789407][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.789412][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.789415][  T187] RIP: 0033:0x7f29a77af1b8
[    9.789418][  T187] Code: Unable to access opcode bytes at 0x7f29a77af18e.

Code starting with the faulting instruction
===========================================
[    9.789420][  T187] RSP: 002b:00007ffc294c1618 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.789422][  T187] RAX: ffffffffffffffda RBX: 00007f29a78dff88 RCX: 00007f29a77af1b8
[    9.789424][  T187] RDX: 00007f29a74f9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.789426][  T187] RBP: 00007ffc294c1670 R08: 0000000000000000 R09: 0000000000008010
[    9.789427][  T187] R10: 00007ffc294c1430 R11: 0000000000000246 R12: 0000000000000001
[    9.789428][  T187] R13: 0000000000000000 R14: 00007f29a78de680 R15: 00007f29a78dffa0
| [   11.126843][  T237] softirqs last disabled at (23138): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.126845][  T237] Preemption disabled at:
| [   11.126846][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.126855][  T237] Tainted: [W]=WARN
[   11.126856][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.126858][  T237] Call Trace:
[   11.126859][  T237]  <TASK>
[   11.126861][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.126867][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.126869][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.126874][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.126878][  T237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.126883][  T237]  __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))
[   11.126886][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.126891][  T237]  ? 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)
[   11.126894][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.126898][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   11.126900][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.126905][  T237]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.126909][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.126911][  T237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.126913][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.126915][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.126919][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.126921][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.126924][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.126928][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.126932][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.126936][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.126938][  T237]  ? 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))
[   11.126941][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.126943][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.126947][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.126951][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.126953][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.126959][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.126961][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.126963][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.126965][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.126969][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.126971][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.126974][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.126978][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.126981][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.126983][  T237]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.126987][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.126990][  T237]  _printk (kernel/printk/printk.c:2504)
[   11.126994][  T237]  ? snapshot_read.cold (user.c:?)
[   11.126998][  T237]  ? br_multicast_flood (??:?) bridge
[   11.127011][  T237]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.127012][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.127013][  T237]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.127018][  T237] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.127028][  T237] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.127037][  T237] new_nbp (net/bridge/br_if.c:449) bridge
[   11.127046][  T237] br_add_if (net/bridge/br_if.c:592) bridge
[   11.127054][  T237]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.127058][  T237]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.127061][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   11.127065][  T237]  do_set_master (net/core/rtnetlink.c:3071)
[   11.127070][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.127073][  T237]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.127076][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.127077][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.127080][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.127083][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.127086][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.127088][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.127091][  T237]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.127094][  T237]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.127095][  T237]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.127098][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.127100][  T237]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.127103][  T237]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.127107][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.127109][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.127112][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.127114][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.127116][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.127118][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.127120][  T237]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.127124][  T237]  ? __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)
[   11.127126][  T237]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.127128][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.127131][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.127133][  T237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.127138][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.127143][  T237]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.127149][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.127151][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.127155][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.127157][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.127159][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.127161][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.127165][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.127167][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.127170][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.127171][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.127176][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.127177][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.127181][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.127183][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.127186][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.127192][  T237]  ? 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))
[   11.127194][  T237]  ? 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))
[   11.127200][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.127204][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.127206][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.127211][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.127214][  T237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.127218][  T237]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.127224][  T237]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.127226][  T237]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.127228][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.127230][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   11.127238][  T237]  ___sys_sendmsg (net/socket.c:2767)
[   11.127240][  T237]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.127256][  T237]  __sys_sendmsg (net/socket.c:2799)
[   11.127259][  T237]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.127265][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.127269][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.127272][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.127275][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.127277][  T237] RIP: 0033:0x7f7ead86054e
[   11.127280][  T237] 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
[   11.127282][  T237] RSP: 002b:00007ffe78f73500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.127284][  T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7ead86054e
[   11.127286][  T237] RDX: 0000000000000000 RSI: 00007ffe78f735b0 RDI: 0000000000000005
[   11.127287][  T237] RBP: 00007ffe78f73510 R08: 0000000000000000 R09: 0000000000000000
[   11.127288][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a2e
[   11.127288][  T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe78f73c70
| [   18.825535][  T293] softirqs last disabled at (14196): 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))
| [   18.825537][  T293] Preemption disabled at:
| [   18.825538][  T293] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.825547][  T293] Tainted: [W]=WARN
[   18.825548][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.825549][  T293] Call Trace:
[   18.825551][  T293]  <TASK>
[   18.825553][  T293]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.825558][  T293]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.825565][  T293]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.825569][  T293]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.825573][  T293]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.825578][  T293]  __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))
[   18.825580][  T293]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.825586][  T293]  ? 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)
[   18.825588][  T293]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.825591][  T293]  put_chars (drivers/char/virtio_console.c:1176)
[   18.825593][  T293]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.825595][  T293]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.825598][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.825601][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.825606][  T293]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.825608][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825610][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825614][  T293]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.825616][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.825619][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825622][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.825625][  T293]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.825629][  T293]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.825631][  T293]  ? 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))
[   18.825634][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825636][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.825640][  T293]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.825644][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.825646][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825651][  T293]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.825653][  T293]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.825655][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825657][  T293]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.825661][  T293]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.825662][  T293]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.825666][  T293]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.825669][  T293]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.825671][  T293]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.825673][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825675][  T293]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   18.825677][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.825680][  T293]  _printk (kernel/printk/printk.c:2504)
[   18.825684][  T293]  ? snapshot_read.cold (user.c:?)
[   18.825687][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.825688][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.825690][  T293]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.825694][  T293]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.825697][  T293]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.825700][  T293]  ? netdev_notice (net/core/dev.c:13194)
[   18.825704][  T293]  ? 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)
[   18.825705][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.825708][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.825712][  T293]  ? 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)
[   18.825716][  T293]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   18.825720][  T293]  __dev_change_flags (net/core/dev.c:9821)
[   18.825723][  T293]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   18.825725][  T293]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.825728][  T293]  ? __kernel_text_address (kernel/extable.c:79)
[   18.825730][  T293]  ? write_profile (profile.c:?)
[   18.825732][  T293]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.825737][  T293]  netif_change_flags (net/core/dev.c:9877)
[   18.825740][  T293]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   18.825745][  T293]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.825747][  T293]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.825748][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.825750][  T293]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.825754][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.825756][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.825758][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.825760][  T293]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.825764][  T293]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.825765][  T293]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.825768][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825770][  T293]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   18.825773][  T293]  ? ___sys_sendmsg (net/socket.c:2757)
[   18.825777][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.825779][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.825782][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825784][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.825785][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825787][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825789][  T293]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.825792][  T293]  ? __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)
[   18.825795][  T293]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.825797][  T293]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.825800][  T293]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.825805][  T293]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.825810][  T293]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.825815][  T293]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.825817][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825822][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.825823][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.825825][  T293]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.825827][  T293]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.825831][  T293]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.825833][  T293]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.825836][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.825837][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825841][  T293]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.825843][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.825846][  T293]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.825848][  T293]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.825851][  T293]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.825857][  T293]  ? 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))
[   18.825858][  T293]  ? 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))
[   18.825862][  T293]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.825866][  T293]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.825868][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.825872][  T293]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.825876][  T293]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.825880][  T293]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.825885][  T293]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.825887][  T293]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.825890][  T293]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.825891][  T293]  ? move_addr_to_kernel (net/socket.c:258)
[   18.825898][  T293]  ___sys_sendmsg (net/socket.c:2767)
[   18.825901][  T293]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.825916][  T293]  __sys_sendmsg (net/socket.c:2799)
[   18.825919][  T293]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.825925][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.825928][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.825931][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.825933][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.825936][  T293] RIP: 0033:0x7f3123f3e54e
[   18.825939][  T293] 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
[   18.825941][  T293] RSP: 002b:00007ffdc42ffcd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.825944][  T293] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3123f3e54e
[   18.825945][  T293] RDX: 0000000000000000 RSI: 00007ffdc42ffd80 RDI: 0000000000000005
[   18.825946][  T293] RBP: 00007ffdc42ffce0 R08: 0000000000000000 R09: 0000000000000000
[   18.825947][  T293] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a36
[   18.825948][  T293] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdc4300440
| [   26.488303][    C1] softirqs last disabled at (602385): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.488306][    C1] Preemption disabled at:
| [   26.488306][    C1] 0x0
| [   26.488317][    C1] Tainted: [W]=WARN
[   26.488318][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.488320][    C1] Call Trace:
[   26.488321][    C1]  <IRQ>
[   26.488323][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.488329][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.488332][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.488336][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.488338][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488342][    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))
[   26.488345][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.488347][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.488351][    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)
[   26.488353][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.488355][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   26.488357][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.488358][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.488361][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.488365][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.488366][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488368][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.488370][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.488372][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.488374][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488375][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488377][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.488379][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.488381][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.488383][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.488385][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.488387][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.488388][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.488390][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488392][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.488393][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.488395][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.488397][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.488399][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.488401][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.488403][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.488414][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.488416][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.488422][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.488428][    C1]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.488431][    C1]  _printk (kernel/printk/printk.c:2504)
[   26.488434][    C1]  ? snapshot_read.cold (user.c:?)
[   26.488436][    C1]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.488440][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.488442][    C1]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.488444][    C1]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.488447][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.488449][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.488451][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.488453][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.488455][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.488457][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.488463][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488464][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.488466][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.488472][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.488474][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.488479][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.488486][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.488492][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   26.488494][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.488496][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.488499][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.488501][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.488503][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488505][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.488507][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.488513][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.488515][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.488517][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.488520][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.488522][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.488523][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.488526][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488527][    C1]  handle_softirqs (kernel/softirq.c:645)
[   26.488529][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.488531][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.488533][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.488534][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   26.488535][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.488538][    C1]  </IRQ>
[   26.488539][    C1]  <TASK>
[   26.488539][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.488541][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.488544][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.488546][    C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.488548][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   26.488551][    C1] RAX: 000000000009310f RBX: ff11000001bea380 RCX: ffffffffad4f0307
[   26.488552][    C1] RDX: ff11000001bea380 RSI: ffffffffb0238b01 RDI: ffffffffafc8d8e0
[   26.488553][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.488554][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   26.488555][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.488556][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.488559][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.488561][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   26.488563][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.488565][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   26.488566][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.488568][    C1]  ? default_idle_call (kernel/sched/idle.c:129)
[   26.488570][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.488572][    C1]  do_idle (kernel/sched/idle.c:355)
[   26.488573][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.488575][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.488577][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.488579][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.550363][    C1]
| [   26.550427][    C1]
| [   26.550427][    C1] stack backtrace:
| [   26.550646][    C1] Tainted: [W]=WARN
[   26.550647][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.550648][    C1] Call Trace:
[   26.550649][    C1]  <IRQ>
[   26.550650][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.550655][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.550658][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.550660][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.550662][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.550664][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.550666][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.550667][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.550674][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.550677][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.550679][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.550684][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.550686][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.550692][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.550698][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.550704][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   26.550706][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.550708][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.550711][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.550713][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.550715][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.550717][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.550719][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.550725][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.550727][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.550730][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.550732][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.550734][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.550735][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.550738][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.550739][    C1]  handle_softirqs (kernel/softirq.c:645)
[   26.550741][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.550743][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.550745][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.550746][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   26.550747][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.550749][    C1]  </IRQ>
[   26.550749][    C1]  <TASK>
[   26.550750][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.550752][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.550753][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.550756][    C1] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.550757][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   26.550759][    C1] RAX: 000000000009310f RBX: ff11000001bea380 RCX: ffffffffad4f0307
[   26.550761][    C1] RDX: ff11000001bea380 RSI: ffffffffb0238b01 RDI: ffffffffafc8d8e0
[   26.550761][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.550762][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   26.550763][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.550765][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.550767][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.550768][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   26.550770][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.550772][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   26.550773][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.550775][    C1]  ? default_idle_call (kernel/sched/idle.c:129)
[   26.550777][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.550779][    C1]  do_idle (kernel/sched/idle.c:355)
[   26.550780][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.550782][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.550783][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.550785][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   43.606180][  T330] softirqs last disabled at (0): 0x0
| [   43.606182][  T330] Preemption disabled at:
| [   43.606182][  T330] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.606194][  T330] Tainted: [W]=WARN
[   43.606195][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.606198][  T330] Call Trace:
[   43.606200][  T330]  <TASK>
[   43.606201][  T330]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.606206][  T330]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.606208][  T330]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.606212][  T330]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.606216][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606220][  T330]  __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))
[   43.606223][  T330]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.606226][  T330]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.606230][  T330]  ? 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)
[   43.606231][  T330]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.606233][  T330]  put_chars (drivers/char/virtio_console.c:1176)
[   43.606235][  T330]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   43.606237][  T330]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.606239][  T330]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   43.606241][  T330]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.606244][  T330]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.606245][  T330]  ? 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)
[   43.606247][  T330]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.606249][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606250][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606252][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606254][  T330]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.606257][  T330]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.606259][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606260][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606262][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606264][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606265][  T330]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   43.606267][  T330]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.606269][  T330]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.606272][  T330]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.606274][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606275][  T330]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.606277][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606278][  T330]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.606280][  T330]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.606281][  T330]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   43.606283][  T330]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.606285][  T330]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.606287][  T330]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.606289][  T330]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.606291][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606293][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606294][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606296][  T330]  _printk (kernel/printk/printk.c:2504)
[   43.606299][  T330]  ? snapshot_read.cold (user.c:?)
[   43.606301][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606303][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606304][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606306][  T330]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.606309][  T330]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.606311][  T330]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.606312][  T330]  ? netdev_notice (net/core/dev.c:13194)
[   43.606314][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606316][  T330]  ? 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)
[   43.606318][  T330]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.606319][  T330]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.606321][  T330]  ? 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)
[   43.606325][  T330]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   43.606327][  T330]  __dev_change_flags (net/core/dev.c:9821)
[   43.606332][  T330]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   43.606333][  T330]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.606336][  T330]  ? __kernel_text_address (kernel/extable.c:79)
[   43.606337][  T330]  ? write_profile (profile.c:?)
[   43.606339][  T330]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.606342][  T330]  netif_change_flags (net/core/dev.c:9877)
[   43.606345][  T330]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   43.606348][  T330]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.606350][  T330]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.606351][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606352][  T330]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.606356][  T330]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.606359][  T330]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.606360][  T330]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.606362][  T330]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   43.606363][  T330]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   43.606365][  T330]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   43.606366][  T330]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.606367][  T330]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.606370][  T330]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.606371][  T330]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.606372][  T330]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.606375][  T330]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.606376][  T330]  ? __sys_sendmsg (net/socket.c:2799)
[   43.606378][  T330]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.606381][  T330]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.606382][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606384][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606386][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606387][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606389][  T330]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.606391][  T330]  ? __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)
[   43.606393][  T330]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.606394][  T330]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.606396][  T330]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.606398][  T330]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.606400][  T330]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.606402][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606404][  T330]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.606405][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606406][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606408][  T330]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   43.606411][  T330]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.606413][  T330]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.606414][  T330]  ? __kernel_text_address (kernel/extable.c:79)
[   43.606416][  T330]  ? write_profile (profile.c:?)
[   43.606417][  T330]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.606418][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606420][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606421][  T330]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   43.606425][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606426][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606428][  T330]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.606429][  T330]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.606431][  T330]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.606432][  T330]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.606434][  T330]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.606436][  T330]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.606437][  T330]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.606439][  T330]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.606440][  T330]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.606442][  T330]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   43.606444][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606446][  T330]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.606447][  T330]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.606449][  T330]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.606451][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606452][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606454][  T330]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.606456][  T330]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.606458][  T330]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.606460][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606461][  T330]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.606463][  T330]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.606465][  T330]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.606466][  T330]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.606468][  T330]  ? move_addr_to_kernel (net/socket.c:258)
[   43.606469][  T330]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.606472][  T330]  ___sys_sendmsg (net/socket.c:2767)
[   43.606473][  T330]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.606478][  T330]  __sys_sendmsg (net/socket.c:2799)
[   43.606480][  T330]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.606482][  T330]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.606484][  T330]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.606486][  T330]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.606488][  T330]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.606489][  T330] RIP: 0033:0x7f06359fb54e
[   43.606491][  T330] 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
[   43.606493][  T330] RSP: 002b:00007fff72c83410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.606497][  T330] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f06359fb54e
[   43.606498][  T330] RDX: 0000000000000000 RSI: 00007fff72c834c0 RDI: 0000000000000005
[   43.606499][  T330] RBP: 00007fff72c83420 R08: 0000000000000000 R09: 0000000000000000
[   43.606500][  T330] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a4f
[   43.606501][  T330] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff72c83b80
| [   44.865040][  T351] softirqs last disabled at (0): 0x0
| [   44.865042][  T351] Preemption disabled at:
| [   44.865043][  T351] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.865053][  T351] Tainted: [W]=WARN
[   44.865054][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.865055][  T351] Call Trace:
[   44.865057][  T351]  <TASK>
[   44.865058][  T351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.865063][  T351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.865065][  T351]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.865069][  T351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.865072][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865076][  T351]  __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))
[   44.865080][  T351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.865082][  T351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.865086][  T351]  ? 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)
[   44.865088][  T351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.865089][  T351]  put_chars (drivers/char/virtio_console.c:1176)
[   44.865091][  T351]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   44.865093][  T351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.865095][  T351]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.865097][  T351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.865100][  T351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.865101][  T351]  ? 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)
[   44.865103][  T351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.865104][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865106][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865108][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865110][  T351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.865112][  T351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.865114][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865116][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865117][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865119][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865121][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.865122][  T351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.865125][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.865127][  T351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.865129][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865130][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.865132][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865134][  T351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.865135][  T351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.865136][  T351]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.865138][  T351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.865140][  T351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.865142][  T351]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.865144][  T351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.865146][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865148][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865149][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865151][  T351]  _printk (kernel/printk/printk.c:2504)
[   44.865155][  T351]  ? snapshot_read.cold (user.c:?)
[   44.865156][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865158][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865160][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865161][  T351]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.865164][  T351]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.865166][  T351]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.865167][  T351]  ? netdev_notice (net/core/dev.c:13194)
[   44.865169][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865171][  T351]  ? 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)
[   44.865173][  T351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.865174][  T351]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.865176][  T351]  ? 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)
[   44.865179][  T351]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   44.865182][  T351]  __dev_change_flags (net/core/dev.c:9821)
[   44.865186][  T351]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.865188][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.865191][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   44.865192][  T351]  ? write_profile (profile.c:?)
[   44.865194][  T351]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.865199][  T351]  netif_change_flags (net/core/dev.c:9877)
[   44.865202][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   44.865205][  T351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.865207][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.865208][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865209][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.865213][  T351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.865216][  T351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.865217][  T351]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.865219][  T351]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.865221][  T351]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.865222][  T351]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.865223][  T351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.865225][  T351]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.865227][  T351]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.865229][  T351]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.865230][  T351]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.865232][  T351]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.865233][  T351]  ? __sys_sendmsg (net/socket.c:2799)
[   44.865235][  T351]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.865238][  T351]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.865240][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865242][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865243][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865244][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865246][  T351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.865248][  T351]  ? __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)
[   44.865250][  T351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.865252][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.865253][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.865255][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.865257][  T351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.865259][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865261][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.865262][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865263][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865265][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.865269][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.865271][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.865272][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   44.865273][  T351]  ? write_profile (profile.c:?)
[   44.865274][  T351]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.865275][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865277][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865279][  T351]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.865282][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865284][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865285][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.865287][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.865288][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.865290][  T351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.865291][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.865293][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.865295][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.865296][  T351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.865298][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.865299][  T351]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.865302][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865303][  T351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.865305][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.865307][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.865309][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865310][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865312][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.865314][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.865316][  T351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.865317][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865319][  T351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.865321][  T351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.865323][  T351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.865324][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.865326][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   44.865327][  T351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.865330][  T351]  ___sys_sendmsg (net/socket.c:2767)
[   44.865331][  T351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.865336][  T351]  __sys_sendmsg (net/socket.c:2799)
[   44.865338][  T351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.865341][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.865343][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.865344][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.865346][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.865347][  T351] RIP: 0033:0x7f133222c54e
[   44.865349][  T351] 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
[   44.865351][  T351] RSP: 002b:00007ffe550bca40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.865355][  T351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f133222c54e
[   44.865356][  T351] RDX: 0000000000000000 RSI: 00007ffe550bcaf0 RDI: 0000000000000005
[   44.865357][  T351] RBP: 00007ffe550bca50 R08: 0000000000000000 R09: 0000000000000000
[   44.865357][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a50
[   44.865358][  T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe550bd1b0
| [   46.092419][  T362] softirqs last disabled at (0): 0x0
| [   46.092421][  T362] Preemption disabled at:
| [   46.092421][  T362] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.092432][  T362] Tainted: [W]=WARN
[   46.092433][  T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.092435][  T362] Call Trace:
[   46.092436][  T362]  <TASK>
[   46.092437][  T362]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.092442][  T362]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.092444][  T362]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.092448][  T362]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.092451][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092455][  T362]  __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))
[   46.092458][  T362]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.092460][  T362]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.092464][  T362]  ? 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)
[   46.092466][  T362]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.092468][  T362]  put_chars (drivers/char/virtio_console.c:1176)
[   46.092470][  T362]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   46.092471][  T362]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.092473][  T362]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.092475][  T362]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.092479][  T362]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.092480][  T362]  ? 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)
[   46.092481][  T362]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.092483][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092485][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092486][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092488][  T362]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.092491][  T362]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.092493][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092494][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092496][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092497][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092499][  T362]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.092501][  T362]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.092503][  T362]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.092506][  T362]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.092507][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092509][  T362]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.092510][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092512][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.092513][  T362]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.092515][  T362]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.092517][  T362]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.092518][  T362]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.092520][  T362]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.092523][  T362]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.092525][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092526][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092528][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092530][  T362]  _printk (kernel/printk/printk.c:2504)
[   46.092533][  T362]  ? snapshot_read.cold (user.c:?)
[   46.092535][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092536][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092538][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092539][  T362]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.092542][  T362]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.092543][  T362]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.092545][  T362]  ? netdev_notice (net/core/dev.c:13194)
[   46.092547][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092549][  T362]  ? 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)
[   46.092550][  T362]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.092552][  T362]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.092554][  T362]  ? 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)
[   46.092557][  T362]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.092559][  T362]  __dev_change_flags (net/core/dev.c:9821)
[   46.092563][  T362]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.092565][  T362]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.092568][  T362]  ? __kernel_text_address (kernel/extable.c:79)
[   46.092569][  T362]  ? write_profile (profile.c:?)
[   46.092571][  T362]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.092574][  T362]  netif_change_flags (net/core/dev.c:9877)
[   46.092576][  T362]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   46.092580][  T362]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.092581][  T362]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.092582][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092584][  T362]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.092588][  T362]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.092590][  T362]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.092592][  T362]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.092593][  T362]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.092595][  T362]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.092596][  T362]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.092597][  T362]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.092598][  T362]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.092601][  T362]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.092602][  T362]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.092603][  T362]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.092606][  T362]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.092607][  T362]  ? __sys_sendmsg (net/socket.c:2799)
[   46.092609][  T362]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.092611][  T362]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.092613][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092615][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092616][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092618][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092620][  T362]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.092622][  T362]  ? __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)
[   46.092624][  T362]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.092625][  T362]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.092626][  T362]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.092628][  T362]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.092630][  T362]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.092632][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092634][  T362]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.092635][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092636][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092638][  T362]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.092642][  T362]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.092643][  T362]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.092645][  T362]  ? __kernel_text_address (kernel/extable.c:79)
[   46.092652][  T362]  ? write_profile (profile.c:?)
[   46.092653][  T362]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.092654][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092656][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092658][  T362]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.092661][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092662][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092664][  T362]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.092665][  T362]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.092667][  T362]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.092668][  T362]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.092670][  T362]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.092672][  T362]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.092674][  T362]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.092675][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.092676][  T362]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.092677][  T362]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.092680][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092682][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.092683][  T362]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.092685][  T362]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.092687][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092688][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092690][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.092692][  T362]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.092694][  T362]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.092696][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092697][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.092699][  T362]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.092701][  T362]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.092702][  T362]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.092704][  T362]  ? move_addr_to_kernel (net/socket.c:258)
[   46.092705][  T362]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.092707][  T362]  ___sys_sendmsg (net/socket.c:2767)
[   46.092709][  T362]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.092714][  T362]  __sys_sendmsg (net/socket.c:2799)
[   46.092716][  T362]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.092718][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.092720][  T362]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.092722][  T362]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.092724][  T362]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.092725][  T362] RIP: 0033:0x7f8b938f954e
[   46.092727][  T362] 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
[   46.092729][  T362] RSP: 002b:00007fff5b51dc40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.092732][  T362] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b938f954e
[   46.092734][  T362] RDX: 0000000000000000 RSI: 00007fff5b51dcf0 RDI: 0000000000000005
[   46.092735][  T362] RBP: 00007fff5b51dc50 R08: 0000000000000000 R09: 0000000000000000
[   46.092736][  T362] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a51
[   46.092736][  T362] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5b51e3b0
| [   47.326950][  T374] softirqs last disabled at (0): 0x0
| [   47.326952][  T374] Preemption disabled at:
| [   47.326953][  T374] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.326963][  T374] Tainted: [W]=WARN
[   47.326964][  T374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.326966][  T374] Call Trace:
[   47.326967][  T374]  <TASK>
[   47.326968][  T374]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.326974][  T374]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.326976][  T374]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.326979][  T374]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.326983][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.326986][  T374]  __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))
[   47.326990][  T374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.326993][  T374]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.326996][  T374]  ? 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)
[   47.326998][  T374]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.327000][  T374]  put_chars (drivers/char/virtio_console.c:1176)
[   47.327001][  T374]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   47.327003][  T374]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.327005][  T374]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.327007][  T374]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.327011][  T374]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.327012][  T374]  ? 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)
[   47.327013][  T374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.327015][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327016][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327018][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327020][  T374]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.327022][  T374]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.327024][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327026][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327027][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327029][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327031][  T374]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.327032][  T374]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.327034][  T374]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.327037][  T374]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.327039][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327040][  T374]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.327042][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327043][  T374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.327045][  T374]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.327046][  T374]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.327048][  T374]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.327050][  T374]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.327052][  T374]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.327054][  T374]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.327056][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327057][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327059][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327061][  T374]  _printk (kernel/printk/printk.c:2504)
[   47.327064][  T374]  ? snapshot_read.cold (user.c:?)
[   47.327066][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327067][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327069][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327070][  T374]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.327073][  T374]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.327075][  T374]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.327076][  T374]  ? netdev_notice (net/core/dev.c:13194)
[   47.327078][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327080][  T374]  ? 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)
[   47.327082][  T374]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.327083][  T374]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.327085][  T374]  ? 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)
[   47.327088][  T374]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   47.327091][  T374]  __dev_change_flags (net/core/dev.c:9821)
[   47.327095][  T374]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.327097][  T374]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.327099][  T374]  ? __kernel_text_address (kernel/extable.c:79)
[   47.327100][  T374]  ? write_profile (profile.c:?)
[   47.327102][  T374]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.327105][  T374]  netif_change_flags (net/core/dev.c:9877)
[   47.327107][  T374]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   47.327111][  T374]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.327113][  T374]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.327114][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327116][  T374]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.327119][  T374]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.327122][  T374]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.327124][  T374]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.327125][  T374]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.327127][  T374]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.327128][  T374]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.327129][  T374]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.327131][  T374]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.327133][  T374]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.327134][  T374]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.327136][  T374]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.327138][  T374]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.327139][  T374]  ? __sys_sendmsg (net/socket.c:2799)
[   47.327141][  T374]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.327144][  T374]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.327146][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327147][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327149][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327150][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327152][  T374]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.327154][  T374]  ? __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)
[   47.327156][  T374]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.327158][  T374]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.327159][  T374]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.327161][  T374]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.327163][  T374]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.327165][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327167][  T374]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.327168][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327169][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327171][  T374]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.327175][  T374]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.327176][  T374]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.327178][  T374]  ? __kernel_text_address (kernel/extable.c:79)
[   47.327179][  T374]  ? write_profile (profile.c:?)
[   47.327180][  T374]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.327181][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327183][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327185][  T374]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.327188][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327189][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327191][  T374]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.327192][  T374]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.327194][  T374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.327198][  T374]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.327199][  T374]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.327201][  T374]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.327203][  T374]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.327204][  T374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.327206][  T374]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.327207][  T374]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.327209][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327211][  T374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.327213][  T374]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.327215][  T374]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.327216][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327218][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327219][  T374]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.327221][  T374]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.327223][  T374]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.327225][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327226][  T374]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.327228][  T374]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.327230][  T374]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.327231][  T374]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.327233][  T374]  ? move_addr_to_kernel (net/socket.c:258)
[   47.327234][  T374]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.327237][  T374]  ___sys_sendmsg (net/socket.c:2767)
[   47.327238][  T374]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.327243][  T374]  __sys_sendmsg (net/socket.c:2799)
[   47.327245][  T374]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.327247][  T374]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.327249][  T374]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.327251][  T374]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.327253][  T374]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.327254][  T374] RIP: 0033:0x7f8337fd154e
[   47.327256][  T374] 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
[   47.327258][  T374] RSP: 002b:00007fffd546e7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.327262][  T374] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8337fd154e
[   47.327263][  T374] RDX: 0000000000000000 RSI: 00007fffd546e850 RDI: 0000000000000005
[   47.327264][  T374] RBP: 00007fffd546e7b0 R08: 0000000000000000 R09: 0000000000000000
[   47.327265][  T374] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a52
[   47.327266][  T374] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd546ef10
| [   48.554783][  T385] softirqs last disabled at (0): 0x0
| [   48.554785][  T385] Preemption disabled at:
| [   48.554785][  T385] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.554796][  T385] Tainted: [W]=WARN
[   48.554797][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.554799][  T385] Call Trace:
[   48.554800][  T385]  <TASK>
[   48.554801][  T385]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.554807][  T385]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.554809][  T385]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.554812][  T385]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.554816][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554819][  T385]  __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))
[   48.554823][  T385]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.554825][  T385]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.554829][  T385]  ? 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)
[   48.554831][  T385]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.554833][  T385]  put_chars (drivers/char/virtio_console.c:1176)
[   48.554835][  T385]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   48.554836][  T385]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.554838][  T385]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.554841][  T385]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.554844][  T385]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.554845][  T385]  ? 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)
[   48.554847][  T385]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.554848][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554850][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554852][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.554854][  T385]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.554856][  T385]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.554858][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554860][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554861][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554863][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.554865][  T385]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.554866][  T385]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.554869][  T385]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.554871][  T385]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.554873][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.554875][  T385]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.554876][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554878][  T385]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.554879][  T385]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.554881][  T385]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.554883][  T385]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.554885][  T385]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.554887][  T385]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.554889][  T385]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.554891][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554893][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.554894][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554896][  T385]  _printk (kernel/printk/printk.c:2504)
[   48.554899][  T385]  ? snapshot_read.cold (user.c:?)
[   48.554901][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554903][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.554904][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554906][  T385]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.554909][  T385]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.554910][  T385]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.554912][  T385]  ? netdev_notice (net/core/dev.c:13194)
[   48.554913][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554915][  T385]  ? 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)
[   48.554917][  T385]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.554919][  T385]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.554921][  T385]  ? 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)
[   48.554924][  T385]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   48.554926][  T385]  __dev_change_flags (net/core/dev.c:9821)
[   48.554931][  T385]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   48.554932][  T385]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.554935][  T385]  ? __kernel_text_address (kernel/extable.c:79)
[   48.554936][  T385]  ? write_profile (profile.c:?)
[   48.554938][  T385]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.554941][  T385]  netif_change_flags (net/core/dev.c:9877)
[   48.554944][  T385]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   48.554947][  T385]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.554949][  T385]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.554950][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554951][  T385]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.554955][  T385]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.554958][  T385]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.554959][  T385]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.554961][  T385]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.554962][  T385]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.554964][  T385]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.554965][  T385]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.554966][  T385]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.554969][  T385]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.554970][  T385]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.554972][  T385]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.554974][  T385]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.554975][  T385]  ? __sys_sendmsg (net/socket.c:2799)
[   48.554977][  T385]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.554980][  T385]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.554982][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554983][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.554985][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554986][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.554988][  T385]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.554990][  T385]  ? __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)
[   48.554992][  T385]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.554993][  T385]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.554995][  T385]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.554997][  T385]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.554999][  T385]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.555001][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555003][  T385]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.555004][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.555005][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555007][  T385]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.555010][  T385]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.555012][  T385]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.555013][  T385]  ? __kernel_text_address (kernel/extable.c:79)
[   48.555015][  T385]  ? write_profile (profile.c:?)
[   48.555016][  T385]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.555017][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555019][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555020][  T385]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.555024][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.555025][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555027][  T385]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.555028][  T385]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.555030][  T385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.555031][  T385]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.555033][  T385]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.555035][  T385]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.555037][  T385]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.555038][  T385]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.555039][  T385]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.555041][  T385]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.555043][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555045][  T385]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.555047][  T385]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.555048][  T385]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.555050][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555052][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555053][  T385]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.555055][  T385]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.555057][  T385]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.555059][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555060][  T385]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.555062][  T385]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.555064][  T385]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.555065][  T385]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.555067][  T385]  ? move_addr_to_kernel (net/socket.c:258)
[   48.555068][  T385]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.555071][  T385]  ___sys_sendmsg (net/socket.c:2767)
[   48.555073][  T385]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.555077][  T385]  __sys_sendmsg (net/socket.c:2799)
[   48.555079][  T385]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.555082][  T385]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.555084][  T385]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.555085][  T385]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.555087][  T385]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.555089][  T385] RIP: 0033:0x7f893579f54e
[   48.555091][  T385] 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
[   48.555093][  T385] RSP: 002b:00007ffffe4628e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.555097][  T385] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f893579f54e
[   48.555098][  T385] RDX: 0000000000000000 RSI: 00007ffffe462990 RDI: 0000000000000005
[   48.555099][  T385] RBP: 00007ffffe4628f0 R08: 0000000000000000 R09: 0000000000000000
[   48.555100][  T385] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a54
[   48.555100][  T385] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffffe463050
| [   70.969877][  T441] softirqs last disabled at (0): 0x0
| [   70.969879][  T441] Preemption disabled at:
| [   70.969879][  T441] vprintk_emit (kernel/printk/printk.c:2471)
| [   70.969890][  T441] Tainted: [W]=WARN
[   70.969891][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.969893][  T441] Call Trace:
[   70.969895][  T441]  <TASK>
[   70.969896][  T441]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   70.969902][  T441]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   70.969903][  T441]  __might_resched.cold (kernel/sched/core.c:9234)
[   70.969907][  T441]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   70.969910][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969914][  T441]  __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))
[   70.969918][  T441]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.969921][  T441]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.969925][  T441]  ? 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)
[   70.969926][  T441]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.969929][  T441]  put_chars (drivers/char/virtio_console.c:1176)
[   70.969930][  T441]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   70.969932][  T441]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   70.969934][  T441]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   70.969936][  T441]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   70.969939][  T441]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   70.969940][  T441]  ? 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)
[   70.969942][  T441]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.969944][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969945][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969947][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.969949][  T441]  console_emit_next_record (kernel/printk/printk.c:3183)
[   70.969951][  T441]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   70.969953][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969955][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969957][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969958][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.969960][  T441]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   70.969962][  T441]  console_flush_one_record (kernel/printk/printk.c:3268)
[   70.969964][  T441]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   70.969966][  T441]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   70.969968][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.969970][  T441]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   70.969971][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969973][  T441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.969974][  T441]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   70.969975][  T441]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   70.969977][  T441]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   70.969979][  T441]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   70.969981][  T441]  vprintk_emit (kernel/printk/printk.c:2479)
[   70.969983][  T441]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   70.969985][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969987][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.969988][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969990][  T441]  _printk (kernel/printk/printk.c:2504)
[   70.969994][  T441]  ? snapshot_read.cold (user.c:?)
[   70.969995][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.969997][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.969999][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970000][  T441]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   70.970003][  T441]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   70.970004][  T441]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   70.970006][  T441]  ? netdev_notice (net/core/dev.c:13194)
[   70.970008][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970010][  T441]  ? 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)
[   70.970011][  T441]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.970013][  T441]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.970015][  T441]  ? 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)
[   70.970018][  T441]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   70.970021][  T441]  __dev_change_flags (net/core/dev.c:9821)
[   70.970025][  T441]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   70.970027][  T441]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.970029][  T441]  ? __kernel_text_address (kernel/extable.c:79)
[   70.970030][  T441]  ? write_profile (profile.c:?)
[   70.970032][  T441]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.970035][  T441]  netif_change_flags (net/core/dev.c:9877)
[   70.970037][  T441]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   70.970041][  T441]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   70.970043][  T441]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   70.970044][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970045][  T441]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.970049][  T441]  ? kasan_save_stack (mm/kasan/common.c:58)
[   70.970052][  T441]  ? kasan_save_stack (mm/kasan/common.c:57)
[   70.970053][  T441]  ? kasan_save_track (mm/kasan/common.c:78)
[   70.970055][  T441]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   70.970056][  T441]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   70.970058][  T441]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   70.970059][  T441]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.970060][  T441]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.970063][  T441]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.970064][  T441]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.970065][  T441]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.970068][  T441]  ? ___sys_sendmsg (net/socket.c:2767)
[   70.970069][  T441]  ? __sys_sendmsg (net/socket.c:2799)
[   70.970071][  T441]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.970074][  T441]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.970076][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970077][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.970079][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970080][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970082][  T441]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   70.970084][  T441]  ? __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)
[   70.970086][  T441]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   70.970087][  T441]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   70.970089][  T441]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   70.970091][  T441]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   70.970093][  T441]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   70.970095][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970097][  T441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.970098][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.970099][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970101][  T441]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   70.970104][  T441]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   70.970106][  T441]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.970107][  T441]  ? __kernel_text_address (kernel/extable.c:79)
[   70.970109][  T441]  ? write_profile (profile.c:?)
[   70.970110][  T441]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.970111][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970113][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970114][  T441]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   70.970118][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.970119][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970121][  T441]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.970122][  T441]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.970124][  T441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.970125][  T441]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.970127][  T441]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.970129][  T441]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.970130][  T441]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.970132][  T441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.970133][  T441]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.970134][  T441]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   70.970137][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970138][  T441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.970140][  T441]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.970142][  T441]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.970144][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970145][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970147][  T441]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.970149][  T441]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.970151][  T441]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   70.970152][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970154][  T441]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.970156][  T441]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.970157][  T441]  ? copy_msghdr_from_user (net/socket.c:2650)
[   70.970159][  T441]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   70.970161][  T441]  ? move_addr_to_kernel (net/socket.c:258)
[   70.970162][  T441]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.970164][  T441]  ___sys_sendmsg (net/socket.c:2767)
[   70.970166][  T441]  ? copy_msghdr_from_user (net/socket.c:2619)
[   70.970171][  T441]  __sys_sendmsg (net/socket.c:2799)
[   70.970173][  T441]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   70.970175][  T441]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.970177][  T441]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.970178][  T441]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   70.970181][  T441]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.970182][  T441] RIP: 0033:0x7f75316ba54e
[   70.970184][  T441] 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
[   70.970186][  T441] RSP: 002b:00007fffdbc73ab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.970189][  T441] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f75316ba54e
[   70.970191][  T441] RDX: 0000000000000000 RSI: 00007fffdbc73b60 RDI: 0000000000000005
[   70.970192][  T441] RBP: 00007fffdbc73ac0 R08: 0000000000000000 R09: 0000000000000000
[   70.970192][  T441] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a6a
[   70.970193][  T441] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffdbc74220
| [   73.250166][  T462] softirqs last disabled at (0): 0x0
| [   73.250168][  T462] Preemption disabled at:
| [   73.250169][  T462] vprintk_emit (kernel/printk/printk.c:2471)
| [   73.250180][  T462] Tainted: [W]=WARN
[   73.250181][  T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.250183][  T462] Call Trace:
[   73.250184][  T462]  <TASK>
[   73.250185][  T462]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   73.250190][  T462]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   73.250192][  T462]  __might_resched.cold (kernel/sched/core.c:9234)
[   73.250199][  T462]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   73.250202][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250206][  T462]  __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))
[   73.250209][  T462]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.250212][  T462]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.250216][  T462]  ? 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)
[   73.250218][  T462]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.250220][  T462]  put_chars (drivers/char/virtio_console.c:1176)
[   73.250222][  T462]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   73.250223][  T462]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   73.250225][  T462]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   73.250228][  T462]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   73.250231][  T462]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   73.250232][  T462]  ? 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)
[   73.250234][  T462]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.250235][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250237][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250238][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250240][  T462]  console_emit_next_record (kernel/printk/printk.c:3183)
[   73.250243][  T462]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   73.250245][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250247][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250248][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250250][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250252][  T462]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   73.250254][  T462]  console_flush_one_record (kernel/printk/printk.c:3268)
[   73.250256][  T462]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   73.250258][  T462]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   73.250260][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250262][  T462]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   73.250263][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250265][  T462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.250266][  T462]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   73.250268][  T462]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   73.250270][  T462]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   73.250271][  T462]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   73.250273][  T462]  vprintk_emit (kernel/printk/printk.c:2479)
[   73.250276][  T462]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   73.250278][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250279][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250281][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250283][  T462]  _printk (kernel/printk/printk.c:2504)
[   73.250286][  T462]  ? snapshot_read.cold (user.c:?)
[   73.250288][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250290][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250291][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250292][  T462]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   73.250295][  T462]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   73.250297][  T462]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   73.250299][  T462]  ? netdev_notice (net/core/dev.c:13194)
[   73.250300][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250303][  T462]  ? 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)
[   73.250304][  T462]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.250306][  T462]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.250308][  T462]  ? 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)
[   73.250311][  T462]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   73.250314][  T462]  __dev_change_flags (net/core/dev.c:9821)
[   73.250319][  T462]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   73.250321][  T462]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   73.250323][  T462]  ? __kernel_text_address (kernel/extable.c:79)
[   73.250324][  T462]  ? write_profile (profile.c:?)
[   73.250327][  T462]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.250330][  T462]  netif_change_flags (net/core/dev.c:9877)
[   73.250332][  T462]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   73.250336][  T462]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   73.250338][  T462]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   73.250339][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250340][  T462]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   73.250344][  T462]  ? kasan_save_stack (mm/kasan/common.c:58)
[   73.250347][  T462]  ? kasan_save_stack (mm/kasan/common.c:57)
[   73.250348][  T462]  ? kasan_save_track (mm/kasan/common.c:78)
[   73.250350][  T462]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   73.250351][  T462]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   73.250353][  T462]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   73.250354][  T462]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.250355][  T462]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.250358][  T462]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.250359][  T462]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.250360][  T462]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.250363][  T462]  ? ___sys_sendmsg (net/socket.c:2767)
[   73.250364][  T462]  ? __sys_sendmsg (net/socket.c:2799)
[   73.250366][  T462]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.250369][  T462]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.250371][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250373][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250374][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250376][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250377][  T462]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   73.250379][  T462]  ? __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)
[   73.250382][  T462]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   73.250383][  T462]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   73.250385][  T462]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   73.250387][  T462]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   73.250389][  T462]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   73.250391][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250392][  T462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.250394][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250395][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250397][  T462]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   73.250400][  T462]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   73.250402][  T462]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   73.250403][  T462]  ? __kernel_text_address (kernel/extable.c:79)
[   73.250405][  T462]  ? write_profile (profile.c:?)
[   73.250406][  T462]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.250407][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250409][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250410][  T462]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   73.250414][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250415][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250417][  T462]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.250418][  T462]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.250420][  T462]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.250421][  T462]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   73.250423][  T462]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   73.250425][  T462]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.250426][  T462]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.250428][  T462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.250429][  T462]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.250430][  T462]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   73.250433][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250435][  T462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.250436][  T462]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.250438][  T462]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.250440][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250441][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250443][  T462]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.250445][  T462]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.250447][  T462]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   73.250449][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250450][  T462]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.250452][  T462]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.250454][  T462]  ? copy_msghdr_from_user (net/socket.c:2650)
[   73.250455][  T462]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   73.250457][  T462]  ? move_addr_to_kernel (net/socket.c:258)
[   73.250458][  T462]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   73.250461][  T462]  ___sys_sendmsg (net/socket.c:2767)
[   73.250462][  T462]  ? copy_msghdr_from_user (net/socket.c:2619)
[   73.250467][  T462]  __sys_sendmsg (net/socket.c:2799)
[   73.250469][  T462]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   73.250472][  T462]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.250474][  T462]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.250475][  T462]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   73.250477][  T462]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.250479][  T462] RIP: 0033:0x7eff3c67954e
[   73.250480][  T462] 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
[   73.250482][  T462] RSP: 002b:00007ffd570a0b90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.250486][  T462] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007eff3c67954e
[   73.250487][  T462] RDX: 0000000000000000 RSI: 00007ffd570a0c40 RDI: 0000000000000005
[   73.250488][  T462] RBP: 00007ffd570a0ba0 R08: 0000000000000000 R09: 0000000000000000
[   73.250489][  T462] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a6c
[   73.250490][  T462] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd570a1300
| [   75.612798][  T488] softirqs last disabled at (0): 0x0
| [   75.612800][  T488] Preemption disabled at:
| [   75.612801][  T488] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.612812][  T488] Tainted: [W]=WARN
[   75.612813][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.612815][  T488] Call Trace:
[   75.612816][  T488]  <TASK>
[   75.612817][  T488]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.612823][  T488]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.612825][  T488]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.612829][  T488]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.612832][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612836][  T488]  __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))
[   75.612840][  T488]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.612843][  T488]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.612847][  T488]  ? 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)
[   75.612848][  T488]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.612850][  T488]  put_chars (drivers/char/virtio_console.c:1176)
[   75.612852][  T488]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   75.612854][  T488]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.612856][  T488]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   75.612858][  T488]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.612862][  T488]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.612863][  T488]  ? 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)
[   75.612865][  T488]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.612866][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612868][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612870][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.612872][  T488]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.612874][  T488]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.612876][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612878][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612880][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612881][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.612883][  T488]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   75.612885][  T488]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.612887][  T488]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.612890][  T488]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.612892][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.612893][  T488]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.612895][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612897][  T488]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.612898][  T488]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   75.612900][  T488]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   75.612902][  T488]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.612903][  T488]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.612905][  T488]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.612908][  T488]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.612909][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612911][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.612913][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612915][  T488]  _printk (kernel/printk/printk.c:2504)
[   75.612918][  T488]  ? snapshot_read.cold (user.c:?)
[   75.612920][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612922][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.612924][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612925][  T488]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.612928][  T488]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.612930][  T488]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.612932][  T488]  ? netdev_notice (net/core/dev.c:13194)
[   75.612934][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612936][  T488]  ? 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)
[   75.612938][  T488]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.612939][  T488]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.612941][  T488]  ? 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)
[   75.612945][  T488]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   75.612948][  T488]  __dev_change_flags (net/core/dev.c:9821)
[   75.612952][  T488]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   75.612954][  T488]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.612957][  T488]  ? __kernel_text_address (kernel/extable.c:79)
[   75.612958][  T488]  ? write_profile (profile.c:?)
[   75.612961][  T488]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.612964][  T488]  netif_change_flags (net/core/dev.c:9877)
[   75.612966][  T488]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   75.612970][  T488]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   75.612972][  T488]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   75.612973][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.612975][  T488]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.612979][  T488]  ? kasan_save_stack (mm/kasan/common.c:58)
[   75.612981][  T488]  ? kasan_save_stack (mm/kasan/common.c:57)
[   75.612983][  T488]  ? kasan_save_track (mm/kasan/common.c:78)
[   75.612985][  T488]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   75.612986][  T488]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   75.612988][  T488]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   75.612989][  T488]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.612990][  T488]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.612993][  T488]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.612994][  T488]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.612996][  T488]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.612998][  T488]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.613000][  T488]  ? __sys_sendmsg (net/socket.c:2799)
[   75.613001][  T488]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.613004][  T488]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.613006][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613008][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.613009][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613011][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613013][  T488]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   75.613015][  T488]  ? __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)
[   75.613017][  T488]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   75.613019][  T488]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   75.613020][  T488]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   75.613022][  T488]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   75.613025][  T488]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   75.613027][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613029][  T488]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.613030][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.613031][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613033][  T488]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   75.613037][  T488]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.613038][  T488]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.613040][  T488]  ? __kernel_text_address (kernel/extable.c:79)
[   75.613041][  T488]  ? write_profile (profile.c:?)
[   75.613042][  T488]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.613044][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613045][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613047][  T488]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.613050][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.613052][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613054][  T488]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.613055][  T488]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.613057][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.613058][  T488]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.613059][  T488]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.613062][  T488]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.613063][  T488]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.613065][  T488]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.613066][  T488]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.613067][  T488]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   75.613070][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613072][  T488]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.613074][  T488]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.613075][  T488]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.613077][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613079][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613080][  T488]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.613082][  T488]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.613084][  T488]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.613086][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613088][  T488]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.613090][  T488]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.613091][  T488]  ? copy_msghdr_from_user (net/socket.c:2650)
[   75.613093][  T488]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   75.613095][  T488]  ? move_addr_to_kernel (net/socket.c:258)
[   75.613096][  T488]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.613099][  T488]  ___sys_sendmsg (net/socket.c:2767)
[   75.613100][  T488]  ? copy_msghdr_from_user (net/socket.c:2619)
[   75.613105][  T488]  __sys_sendmsg (net/socket.c:2799)
[   75.613107][  T488]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   75.613110][  T488]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.613112][  T488]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.613113][  T488]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.613115][  T488]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.613117][  T488] RIP: 0033:0x7fa90e3af54e
[   75.613119][  T488] 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
[   75.613121][  T488] RSP: 002b:00007ffff0835580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.613125][  T488] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa90e3af54e
[   75.613126][  T488] RDX: 0000000000000000 RSI: 00007ffff0835630 RDI: 0000000000000005
[   75.613127][  T488] RBP: 00007ffff0835590 R08: 0000000000000000 R09: 0000000000000000
[   75.613128][  T488] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a6f
[   75.613129][  T488] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff0835cf0
| [   88.197461][  T526] softirqs last disabled at (0): 0x0
| [   88.197463][  T526] Preemption disabled at:
| [   88.197464][  T526] 0x0
| [   88.197472][  T526] Tainted: [W]=WARN
[   88.197473][  T526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.197475][  T526] Call Trace:
[   88.197476][  T526]  <TASK>
[   88.197477][  T526]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.197483][  T526]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.197487][  T526]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.197491][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197495][  T526]  __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))
[   88.197498][  T526]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.197501][  T526]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.197505][  T526]  ? 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)
[   88.197506][  T526]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.197508][  T526]  put_chars (drivers/char/virtio_console.c:1176)
[   88.197510][  T526]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.197512][  T526]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   88.197515][  T526]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.197519][  T526]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.197521][  T526]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.197522][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197524][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197526][  T526]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.197528][  T526]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.197530][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197532][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197533][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197535][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197537][  T526]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   88.197539][  T526]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.197541][  T526]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.197544][  T526]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.197545][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197547][  T526]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.197549][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197550][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.197551][  T526]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   88.197553][  T526]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   88.197555][  T526]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.197557][  T526]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.197558][  T526]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.197561][  T526]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.197562][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197564][  T526]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.197567][  T526]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   88.197568][  T526]  _printk (kernel/printk/printk.c:2504)
[   88.197572][  T526]  ? snapshot_read.cold (user.c:?)
[   88.197574][  T526]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   88.197578][  T526] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   88.197591][  T526] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   88.197600][  T526] br_device_event (net/bridge/br.c:111) bridge
[   88.197608][  T526]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   88.197611][  T526]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   88.197613][  T526]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   88.197617][  T526]  notifier_call_chain (kernel/notifier.c:85)
[   88.197620][  T526]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   88.197623][  T526]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   88.197625][  T526]  ? netif_change_name (net/core/dev.c:1517)
[   88.197627][  T526]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   88.197629][  T526]  ? __kernel_text_address (kernel/extable.c:79)
[   88.197631][  T526]  ? write_profile (profile.c:?)
[   88.197633][  T526]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   88.197636][  T526]  netif_change_flags (net/core/dev.c:9882)
[   88.197638][  T526]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   88.197641][  T526]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   88.197642][  T526]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   88.197644][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197645][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.197649][  T526]  ? kasan_save_stack (mm/kasan/common.c:58)
[   88.197652][  T526]  ? kasan_save_stack (mm/kasan/common.c:57)
[   88.197654][  T526]  ? kasan_save_track (mm/kasan/common.c:78)
[   88.197655][  T526]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.197657][  T526]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   88.197658][  T526]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   88.197659][  T526]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.197660][  T526]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.197663][  T526]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.197664][  T526]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.197666][  T526]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.197668][  T526]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.197669][  T526]  ? __sys_sendmsg (net/socket.c:2799)
[   88.197671][  T526]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.197673][  T526]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.197675][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197677][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197678][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197680][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197682][  T526]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   88.197685][  T526]  ? __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)
[   88.197686][  T526]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   88.197687][  T526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   88.197689][  T526]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   88.197691][  T526]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   88.197693][  T526]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.197695][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197697][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.197698][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197699][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197701][  T526]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.197704][  T526]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.197706][  T526]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.197707][  T526]  ? __kernel_text_address (kernel/extable.c:79)
[   88.197708][  T526]  ? write_profile (profile.c:?)
[   88.197709][  T526]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   88.197711][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197712][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197714][  T526]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   88.197717][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197719][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197720][  T526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.197722][  T526]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.197723][  T526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.197725][  T526]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.197726][  T526]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.197728][  T526]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.197730][  T526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.197731][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.197733][  T526]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.197734][  T526]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   88.197736][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197738][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.197740][  T526]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.197742][  T526]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.197743][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197745][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197747][  T526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.197748][  T526]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.197750][  T526]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.197752][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197754][  T526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.197755][  T526]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.197757][  T526]  ? copy_msghdr_from_user (net/socket.c:2650)
[   88.197759][  T526]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   88.197760][  T526]  ? move_addr_to_kernel (net/socket.c:258)
[   88.197761][  T526]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.197764][  T526]  ___sys_sendmsg (net/socket.c:2767)
[   88.197766][  T526]  ? copy_msghdr_from_user (net/socket.c:2619)
[   88.197770][  T526]  __sys_sendmsg (net/socket.c:2799)
[   88.197772][  T526]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   88.197775][  T526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.197777][  T526]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.197778][  T526]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.197780][  T526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.197782][  T526] RIP: 0033:0x7f06e65d054e
[   88.197788][  T526] 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
[   88.197790][  T526] RSP: 002b:00007fff3d439ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.197794][  T526] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f06e65d054e
[   88.197795][  T526] RDX: 0000000000000000 RSI: 00007fff3d439b70 RDI: 0000000000000005
[   88.197796][  T526] RBP: 00007fff3d439ad0 R08: 0000000000000000 R09: 0000000000000000
[   88.197797][  T526] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a7b
[   88.197798][  T526] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3d43a230
| [   97.673028][  T555] softirqs last disabled at (0): 0x0
| [   97.673029][  T555] Preemption disabled at:
| [   97.673030][  T555] vprintk_emit (kernel/printk/printk.c:2471)
| [   97.673041][  T555] Tainted: [W]=WARN
[   97.673041][  T555] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.673043][  T555] Call Trace:
[   97.673044][  T555]  <TASK>
[   97.673045][  T555]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   97.673050][  T555]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   97.673052][  T555]  __might_resched.cold (kernel/sched/core.c:9234)
[   97.673056][  T555]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   97.673059][  T555]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   97.673062][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673066][  T555]  __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))
[   97.673069][  T555]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   97.673071][  T555]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.673075][  T555]  ? 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)
[   97.673077][  T555]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.673079][  T555]  put_chars (drivers/char/virtio_console.c:1176)
[   97.673081][  T555]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   97.673083][  T555]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   97.673085][  T555]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   97.673088][  T555]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   97.673090][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673091][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673093][  T555]  console_emit_next_record (kernel/printk/printk.c:3183)
[   97.673096][  T555]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   97.673098][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673099][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673101][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673103][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673104][  T555]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   97.673106][  T555]  console_flush_one_record (kernel/printk/printk.c:3268)
[   97.673108][  T555]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   97.673111][  T555]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   97.673113][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673114][  T555]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   97.673116][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673117][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.673119][  T555]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   97.673120][  T555]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   97.673122][  T555]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   97.673124][  T555]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   97.673126][  T555]  vprintk_emit (kernel/printk/printk.c:2479)
[   97.673128][  T555]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   97.673130][  T555]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.673133][  T555]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.673136][  T555]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.673137][  T555]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.673139][  T555]  ? ___sys_sendmsg (net/socket.c:2767)
[   97.673141][  T555]  ? __sys_sendmsg (net/socket.c:2799)
[   97.673142][  T555]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.673145][  T555]  _printk (kernel/printk/printk.c:2504)
[   97.673148][  T555]  ? snapshot_read.cold (user.c:?)
[   97.673151][  T555]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   97.673153][  T555]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   97.673155][  T555]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   97.673157][  T555]  ? netdev_notice (net/core/dev.c:13194)
[   97.673159][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673160][  T555]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   97.673162][  T555]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   97.673164][  T555]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   97.673166][  T555]  ? 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)
[   97.673168][  T555]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   97.673171][  T555]  dev_set_allmulti (net/core/dev_api.c:315)
[   97.673174][  T555] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   97.673186][  T555]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   97.673189][  T555]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.673192][  T555] br_del_if (net/bridge/br_if.c:732) bridge
[   97.673201][  T555]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   97.673203][  T555]  do_set_master (net/core/rtnetlink.c:3055)
[   97.673206][  T555]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   97.673208][  T555]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   97.673211][  T555]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   97.673212][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673214][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   97.673217][  T555]  ? kasan_save_stack (mm/kasan/common.c:58)
[   97.673220][  T555]  ? kasan_save_stack (mm/kasan/common.c:57)
[   97.673221][  T555]  ? kasan_save_track (mm/kasan/common.c:78)
[   97.673223][  T555]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   97.673224][  T555]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   97.673226][  T555]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   97.673227][  T555]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.673228][  T555]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   97.673229][  T555]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.673230][  T555]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.673232][  T555]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.673233][  T555]  ? ___sys_sendmsg (net/socket.c:2767)
[   97.673234][  T555]  ? __sys_sendmsg (net/socket.c:2799)
[   97.673236][  T555]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.673237][  T555]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.673239][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673241][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673242][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673244][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673246][  T555]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   97.673248][  T555]  ? __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)
[   97.673250][  T555]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   97.673251][  T555]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   97.673253][  T555]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   97.673254][  T555]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.673256][  T555]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   97.673258][  T555]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   97.673260][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673262][  T555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   97.673263][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673264][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673266][  T555]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   97.673268][  T555]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   97.673270][  T555]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.673271][  T555]  ? __kernel_text_address (kernel/extable.c:79)
[   97.673272][  T555]  ? write_profile (profile.c:?)
[   97.673273][  T555]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   97.673276][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673277][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673279][  T555]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   97.673282][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673284][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673285][  T555]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   97.673287][  T555]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.673288][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.673289][  T555]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   97.673291][  T555]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   97.673293][  T555]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   97.673295][  T555]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.673296][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.673297][  T555]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.673299][  T555]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   97.673301][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673303][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.673304][  T555]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.673306][  T555]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.673308][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673309][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673311][  T555]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.673313][  T555]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.673315][  T555]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   97.673317][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673318][  T555]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.673320][  T555]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.673322][  T555]  ? copy_msghdr_from_user (net/socket.c:2650)
[   97.673323][  T555]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   97.673325][  T555]  ? move_addr_to_kernel (net/socket.c:258)
[   97.673326][  T555]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   97.673328][  T555]  ___sys_sendmsg (net/socket.c:2767)
[   97.673330][  T555]  ? copy_msghdr_from_user (net/socket.c:2619)
[   97.673335][  T555]  __sys_sendmsg (net/socket.c:2799)
[   97.673337][  T555]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   97.673339][  T555]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.673341][  T555]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.673342][  T555]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   97.673345][  T555]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.673346][  T555] RIP: 0033:0x7f8a3e81e54e
[   97.673348][  T555] 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
[   97.673350][  T555] RSP: 002b:00007ffc0282c740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.673354][  T555] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f8a3e81e54e
[   97.673355][  T555] RDX: 0000000000000000 RSI: 00007ffc0282c7f0 RDI: 0000000000000005
[   97.673356][  T555] RBP: 00007ffc0282c750 R08: 0000000000000000 R09: 0000000000000000
[   97.673357][  T555] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a85
[   97.673357][  T555] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0282ceb0
| [  102.023792][  T569] softirqs last disabled at (0): 0x0
| [  102.023793][  T569] Preemption disabled at:
| [  102.023794][  T569] vprintk_emit (kernel/printk/printk.c:2471)
| [  102.023804][  T569] Tainted: [W]=WARN
[  102.023805][  T569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.023807][  T569] Call Trace:
[  102.023808][  T569]  <TASK>
[  102.023810][  T569]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  102.023815][  T569]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  102.023817][  T569]  __might_resched.cold (kernel/sched/core.c:9234)
[  102.023820][  T569]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  102.023823][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023833][  T569]  __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))
[  102.023837][  T569]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.023839][  T569]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.023843][  T569]  ? 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)
[  102.023845][  T569]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.023847][  T569]  put_chars (drivers/char/virtio_console.c:1176)
[  102.023849][  T569]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  102.023851][  T569]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  102.023853][  T569]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  102.023856][  T569]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  102.023859][  T569]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  102.023860][  T569]  ? 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)
[  102.023862][  T569]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.023863][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023865][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023867][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.023869][  T569]  console_emit_next_record (kernel/printk/printk.c:3183)
[  102.023871][  T569]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  102.023873][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023875][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023877][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023878][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.023880][  T569]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  102.023882][  T569]  console_flush_one_record (kernel/printk/printk.c:3268)
[  102.023884][  T569]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  102.023887][  T569]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  102.023889][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.023890][  T569]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  102.023892][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023893][  T569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.023895][  T569]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  102.023896][  T569]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  102.023899][  T569]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  102.023901][  T569]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  102.023902][  T569]  vprintk_emit (kernel/printk/printk.c:2479)
[  102.023905][  T569]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  102.023907][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023909][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.023910][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023912][  T569]  _printk (kernel/printk/printk.c:2504)
[  102.023915][  T569]  ? snapshot_read.cold (user.c:?)
[  102.023917][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023919][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.023920][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023922][  T569]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  102.023924][  T569]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  102.023926][  T569]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  102.023928][  T569]  ? netdev_notice (net/core/dev.c:13194)
[  102.023929][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023931][  T569]  ? 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)
[  102.023933][  T569]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.023935][  T569]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.023937][  T569]  ? 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)
[  102.023940][  T569]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  102.023943][  T569]  __dev_change_flags (net/core/dev.c:9821)
[  102.023947][  T569]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  102.023949][  T569]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  102.023951][  T569]  ? __kernel_text_address (kernel/extable.c:79)
[  102.023952][  T569]  ? write_profile (profile.c:?)
[  102.023955][  T569]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.023958][  T569]  netif_change_flags (net/core/dev.c:9877)
[  102.023960][  T569]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  102.023964][  T569]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  102.023965][  T569]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  102.023966][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.023968][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  102.023972][  T569]  ? kasan_save_stack (mm/kasan/common.c:58)
[  102.023975][  T569]  ? kasan_save_stack (mm/kasan/common.c:57)
[  102.023976][  T569]  ? kasan_save_track (mm/kasan/common.c:78)
[  102.023978][  T569]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  102.023979][  T569]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  102.023981][  T569]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  102.023982][  T569]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.023984][  T569]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.023986][  T569]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.023988][  T569]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.023989][  T569]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  102.023992][  T569]  ? ___sys_sendmsg (net/socket.c:2767)
[  102.023993][  T569]  ? __sys_sendmsg (net/socket.c:2799)
[  102.023995][  T569]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.023997][  T569]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.023999][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024001][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.024003][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024004][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024006][  T569]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  102.024008][  T569]  ? __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)
[  102.024010][  T569]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  102.024012][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  102.024013][  T569]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  102.024016][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  102.024018][  T569]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  102.024020][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024021][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  102.024023][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.024024][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024026][  T569]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  102.024029][  T569]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  102.024031][  T569]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  102.024033][  T569]  ? __kernel_text_address (kernel/extable.c:79)
[  102.024034][  T569]  ? write_profile (profile.c:?)
[  102.024035][  T569]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.024036][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024038][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024040][  T569]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  102.024043][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.024045][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024047][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  102.024048][  T569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.024049][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.024051][  T569]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  102.024052][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  102.024055][  T569]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.024056][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.024058][  T569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.024059][  T569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.024060][  T569]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  102.024063][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024065][  T569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.024067][  T569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.024069][  T569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.024070][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024072][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024074][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.024075][  T569]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.024077][  T569]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  102.024079][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024081][  T569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.024083][  T569]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  102.024084][  T569]  ? copy_msghdr_from_user (net/socket.c:2650)
[  102.024086][  T569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  102.024088][  T569]  ? move_addr_to_kernel (net/socket.c:258)
[  102.024089][  T569]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  102.024092][  T569]  ___sys_sendmsg (net/socket.c:2767)
[  102.024093][  T569]  ? copy_msghdr_from_user (net/socket.c:2619)
[  102.024098][  T569]  __sys_sendmsg (net/socket.c:2799)
[  102.024100][  T569]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  102.024103][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.024105][  T569]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.024106][  T569]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  102.024108][  T569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.024110][  T569] RIP: 0033:0x7fbbea2af54e
[  102.024112][  T569] 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
[  102.024114][  T569] RSP: 002b:00007ffe19b0f7a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.024118][  T569] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbbea2af54e
[  102.024119][  T569] RDX: 0000000000000000 RSI: 00007ffe19b0f850 RDI: 0000000000000005
[  102.024120][  T569] RBP: 00007ffe19b0f7b0 R08: 0000000000000000 R09: 0000000000000000
[  102.024121][  T569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910a89


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
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__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