======================================
| [    9.781795][  T186] softirqs last disabled at (33283): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.781798][  T186] Preemption disabled at:
| [    9.781799][  T186] 0x0
| [    9.781809][  T186] Tainted: [W]=WARN
[    9.781810][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.781811][  T186] Call Trace:
[    9.781813][  T186]  <TASK>
[    9.781814][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.781821][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.781826][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.781830][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.781835][  T186]  __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))
[    9.781837][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.781843][  T186]  ? 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)
[    9.781846][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.781849][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.781852][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.781853][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.781858][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.781863][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.781869][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.781871][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781874][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.781877][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.781881][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.781883][  T186]  ? 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))
[    9.781886][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781889][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.781893][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.781897][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.781898][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781904][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.781906][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.781908][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781910][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.781914][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.781916][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.781919][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.781923][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.781926][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781930][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.781934][  T186]  ? snapshot_read.cold (user.c:?)
[    9.781936][  T186]  ? 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)
[    9.781939][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.781943][  T186]  ? 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)
[    9.781945][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.781949][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.781951][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.781954][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781958][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.781960][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.781962][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.781964][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.781968][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.781971][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.781973][  T186] RIP: 0033:0x7f606b2961b8
[    9.781975][  T186] Code: Unable to access opcode bytes at 0x7f606b29618e.

Code starting with the faulting instruction
===========================================
[    9.781977][  T186] RSP: 002b:00007ffc20a3c188 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.781979][  T186] RAX: ffffffffffffffda RBX: 00007f606b3c6f88 RCX: 00007f606b2961b8
[    9.781980][  T186] RDX: 00007f606afe0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.781981][  T186] RBP: 00007ffc20a3c1e0 R08: 0000000000000000 R09: 0000000000008010
[    9.781982][  T186] R10: 00007ffc20a3bfa0 R11: 0000000000000246 R12: 0000000000000001
[    9.781983][  T186] R13: 0000000000000000 R14: 00007f606b3c5680 R15: 00007f606b3c6fa0
| [   11.354945][  T248] softirqs last disabled at (12276): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.354947][  T248] Preemption disabled at:
| [   11.354948][  T248] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.354957][  T248] Tainted: [W]=WARN
[   11.354958][  T248] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.354960][  T248] Call Trace:
[   11.354962][  T248]  <TASK>
[   11.354963][  T248]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.354969][  T248]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.354971][  T248]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.354976][  T248]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.354980][  T248]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.354985][  T248]  __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))
[   11.354988][  T248]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.354994][  T248]  ? 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)
[   11.354997][  T248]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.355000][  T248]  put_chars (drivers/char/virtio_console.c:1176)
[   11.355003][  T248]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.355007][  T248]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.355011][  T248]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.355014][  T248]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.355015][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355017][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355021][  T248]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.355023][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.355026][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355030][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.355034][  T248]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.355038][  T248]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.355040][  T248]  ? 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))
[   11.355043][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355045][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.355049][  T248]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.355053][  T248]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.355055][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355060][  T248]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.355063][  T248]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.355065][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355067][  T248]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.355071][  T248]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.355073][  T248]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.355076][  T248]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.355080][  T248]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.355083][  T248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.355084][  T248]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.355088][  T248]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.355092][  T248]  _printk (kernel/printk/printk.c:2504)
[   11.355096][  T248]  ? snapshot_read.cold (user.c:?)
[   11.355099][  T248]  ? br_multicast_flood (??:?) bridge
[   11.355112][  T248]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.355113][  T248]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.355115][  T248]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.355119][  T248] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.355130][  T248] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.355138][  T248] new_nbp (net/bridge/br_if.c:449) bridge
[   11.355148][  T248] br_add_if (net/bridge/br_if.c:592) bridge
[   11.355155][  T248]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.355159][  T248]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.355163][  T248]  ? __kernel_text_address (kernel/extable.c:79)
[   11.355166][  T248]  do_set_master (net/core/rtnetlink.c:3071)
[   11.355171][  T248]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.355175][  T248]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.355178][  T248]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.355179][  T248]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.355181][  T248]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.355185][  T248]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.355188][  T248]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.355190][  T248]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.355192][  T248]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.355196][  T248]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.355197][  T248]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.355200][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355202][  T248]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.355205][  T248]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.355210][  T248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.355212][  T248]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.355214][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355217][  T248]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.355218][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355220][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355222][  T248]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.355226][  T248]  ? __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)
[   11.355228][  T248]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.355230][  T248]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.355233][  T248]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.355235][  T248]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.355240][  T248]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.355245][  T248]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.355250][  T248]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.355252][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355257][  T248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.355259][  T248]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.355261][  T248]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.355263][  T248]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.355266][  T248]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.355269][  T248]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.355272][  T248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.355273][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355277][  T248]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.355279][  T248]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.355283][  T248]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.355285][  T248]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.355287][  T248]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.355294][  T248]  ? 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))
[   11.355295][  T248]  ? 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))
[   11.355299][  T248]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.355303][  T248]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.355306][  T248]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.355310][  T248]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.355314][  T248]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.355318][  T248]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.355323][  T248]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.355326][  T248]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.355328][  T248]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.355330][  T248]  ? move_addr_to_kernel (net/socket.c:258)
[   11.355337][  T248]  ___sys_sendmsg (net/socket.c:2767)
[   11.355340][  T248]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.355356][  T248]  __sys_sendmsg (net/socket.c:2799)
[   11.355359][  T248]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.355365][  T248]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.355369][  T248]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.355371][  T248]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.355374][  T248]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.355376][  T248] RIP: 0033:0x7f1d24bb254e
[   11.355380][  T248] 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
[   11.355382][  T248] RSP: 002b:00007ffd85d22340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.355384][  T248] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d24bb254e
[   11.355386][  T248] RDX: 0000000000000000 RSI: 00007ffd85d223f0 RDI: 0000000000000005
[   11.355387][  T248] RBP: 00007ffd85d22350 R08: 0000000000000000 R09: 0000000000000000
[   11.355387][  T248] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913529
[   11.355388][  T248] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd85d22ab0
| [   26.990582][    C2] softirqs last disabled at (604413): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.990585][    C2] Preemption disabled at:
| [   26.990586][    C2] 0x0
| [   26.990600][    C2] Tainted: [W]=WARN
[   26.990601][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.990603][    C2] Call Trace:
[   26.990606][    C2]  <IRQ>
[   26.990608][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.990615][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.990619][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.990623][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.990627][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990631][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.990641][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.990645][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.990650][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.990652][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.990655][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   26.990657][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.990660][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.990664][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.990669][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.990671][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990673][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.990676][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.990680][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.990682][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990685][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990687][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.990690][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.990692][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.990696][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.990700][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.990702][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.990704][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.990706][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990709][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.990710][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.990713][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.990716][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.990719][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.990722][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.990725][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.990741][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.990743][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.990754][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.990764][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.990769][    C2]  _printk (kernel/printk/printk.c:2504)
[   26.990773][    C2]  ? snapshot_read.cold (user.c:?)
[   26.990775][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.990780][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.990783][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.990785][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.990789][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.990793][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.990795][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.990798][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.990801][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.990803][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.990814][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990817][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.990819][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.990830][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.990833][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.990843][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.990854][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.990865][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.990868][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.990871][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.990875][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.990878][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.990880][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990883][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.990886][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.990896][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.990898][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.990902][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.990906][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.990909][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.990911][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.990914][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990917][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.990920][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.990923][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.990926][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.990928][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.990930][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.990934][    C2]  </IRQ>
[   26.990935][    C2]  <TASK>
[   26.990936][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.990938][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.990941][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.990945][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.990948][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.990951][    C2] RAX: 00000000000938fb RBX: ff11000001bec6c0 RCX: ffffffffa16f0307
[   26.990953][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa4438b01 RDI: ffffffffa3e8d8e0
[   26.990954][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.990956][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.990957][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.990960][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.990964][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.990966][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.990969][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.990971][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.990973][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.990977][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990979][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.990982][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.990984][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.990986][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.990989][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.990992][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.073015][    C2]
| [   27.073119][    C2]
| [   27.073119][    C2] stack backtrace:
| [   27.073452][    C2] Tainted: [W]=WARN
[   27.073453][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.073455][    C2] Call Trace:
[   27.073457][    C2]  <IRQ>
[   27.073459][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.073465][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.073469][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.073474][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.073477][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.073479][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.073483][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.073485][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.073498][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073502][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.073505][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.073516][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.073519][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.073530][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.073541][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.073551][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.073554][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.073556][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.073561][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.073564][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.073566][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073570][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.073572][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.073584][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.073586][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.073590][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.073594][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.073596][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.073599][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.073602][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073604][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.073607][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.073609][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.073613][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.073615][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.073617][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.073620][    C2]  </IRQ>
[   27.073620][    C2]  <TASK>
[   27.073621][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.073624][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.073626][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.073629][    C2] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.073632][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.073641][    C2] RAX: 00000000000938fb RBX: ff11000001bec6c0 RCX: ffffffffa16f0307
[   27.073643][    C2] RDX: ff11000001bec6c0 RSI: ffffffffa4438b01 RDI: ffffffffa3e8d8e0
[   27.073644][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.073646][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.073647][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.073649][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.073653][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.073655][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.073658][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.073660][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.073662][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.073666][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073668][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073671][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.073673][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.073675][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.073678][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.073681][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   58.181496][  T534] softirqs last disabled at (0): 0x0
| [   58.181497][  T534] Preemption disabled at:
| [   58.181498][  T534] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.181509][  T534] Tainted: [W]=WARN
[   58.181510][  T534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.181512][  T534] Call Trace:
[   58.181513][  T534]  <TASK>
[   58.181514][  T534]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.181519][  T534]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.181521][  T534]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.181525][  T534]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   58.181527][  T534]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.181530][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181533][  T534]  __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))
[   58.181536][  T534]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.181539][  T534]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.181543][  T534]  ? 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)
[   58.181545][  T534]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.181547][  T534]  put_chars (drivers/char/virtio_console.c:1176)
[   58.181549][  T534]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.181550][  T534]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.181552][  T534]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.181556][  T534]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.181557][  T534]  ? vsnprintf (lib/vsprintf.c:2900)
[   58.181560][  T534]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.181562][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181563][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181566][  T534]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.181568][  T534]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.181570][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181571][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181573][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181575][  T534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.181577][  T534]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.181578][  T534]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.181581][  T534]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.181583][  T534]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.181585][  T534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.181586][  T534]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.181588][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181590][  T534]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.181591][  T534]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.181592][  T534]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.181594][  T534]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.181596][  T534]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.181598][  T534]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.181601][  T534]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.181603][  T534]  ? netdev_run_todo (net/core/dev.c:11776)
[   58.181607][  T534]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   58.181609][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181611][  T534]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   58.181614][  T534]  _printk (kernel/printk/printk.c:2504)
[   58.181617][  T534]  ? snapshot_read.cold (user.c:?)
[   58.181618][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181620][  T534]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   58.181622][  T534]  ? __up_write (kernel/locking/rwsem.c:1415)
[   58.181623][  T534]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   58.181624][  T534]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.181626][  T534]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   58.181628][  T534] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   58.181630][  T534]  do_one_initcall (init/main.c:1357)
[   58.181632][  T534]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   58.181634][  T534]  ? __asan_register_globals (mm/kasan/generic.c:228 mm/kasan/generic.c:243)
[   58.181638][  T534]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   58.181639][  T534]  do_init_module (kernel/module/main.c:3117)
[   58.181643][  T534]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   58.181645][  T534]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   58.181647][  T534]  load_module (kernel/module/main.c:3593)
[   58.181651][  T534]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   58.181653][  T534]  ? __ia32_sys_fsconfig (??:?)
[   58.181656][  T534]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   58.181659][  T534]  ? backing_file_read_iter (fs/backing-file.c:211)
[   58.181662][  T534]  init_module_from_file (kernel/module/main.c:3790)
[   58.181664][  T534]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   58.181666][  T534]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   58.181669][  T534]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   58.181671][  T534]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.181673][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181675][  T534]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.181676][  T534]  ? 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)
[   58.181678][  T534]  idempotent_init_module (kernel/module/main.c:3802)
[   58.181680][  T534]  ? init_module_from_file (kernel/module/main.c:3791)
[   58.181683][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.181685][  T534]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   58.181689][  T534]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   58.181690][  T534]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.181693][  T534]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.181695][  T534]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.181697][  T534]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.181699][  T534] RIP: 0033:0x7fa3a58bc37d
[   58.181701][  T534] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   58.181703][  T534] RSP: 002b:00007ffc740373e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   58.181706][  T534] RAX: ffffffffffffffda RBX: 0000561b00778810 RCX: 00007fa3a58bc37d
[   58.181708][  T534] RDX: 0000000000000000 RSI: 0000561af764bffd RDI: 0000000000000000
[   58.181709][  T534] RBP: 00007ffc74037480 R08: 0000000000000000 R09: 0000000000000000
[   58.181709][  T534] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561af764bffd
[   58.181710][  T534] R13: 0000561b00778960 R14: 0000000000040000 R15: 0000000000000000
| [   64.520249][  T576] softirqs last disabled at (0): 0x0
| [   64.520251][  T576] Preemption disabled at:
| [   64.520252][  T576] 0x0
| [   64.520261][  T576] Tainted: [W]=WARN
[   64.520261][  T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.520263][  T576] Call Trace:
[   64.520265][  T576]  <TASK>
[   64.520266][  T576]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.520271][  T576]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.520275][  T576]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.520278][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520282][  T576]  __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))
[   64.520286][  T576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.520289][  T576]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.520293][  T576]  ? 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)
[   64.520294][  T576]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.520296][  T576]  put_chars (drivers/char/virtio_console.c:1176)
[   64.520298][  T576]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.520300][  T576]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   64.520303][  T576]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.520307][  T576]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.520309][  T576]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.520310][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520312][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520314][  T576]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.520317][  T576]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.520319][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520320][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520322][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520323][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520325][  T576]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   64.520327][  T576]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.520329][  T576]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.520332][  T576]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.520333][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520335][  T576]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.520336][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520338][  T576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.520339][  T576]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   64.520341][  T576]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   64.520343][  T576]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.520344][  T576]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.520346][  T576]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.520349][  T576]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.520350][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520352][  T576]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   64.520354][  T576]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   64.520356][  T576]  _printk (kernel/printk/printk.c:2504)
[   64.520359][  T576]  ? snapshot_read.cold (user.c:?)
[   64.520361][  T576]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   64.520366][  T576] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   64.520379][  T576] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   64.520387][  T576] br_device_event (net/bridge/br.c:111) bridge
[   64.520395][  T576]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   64.520398][  T576]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   64.520401][  T576]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   64.520405][  T576]  notifier_call_chain (kernel/notifier.c:85)
[   64.520408][  T576]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   64.520412][  T576]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   64.520413][  T576]  ? netif_change_name (net/core/dev.c:1517)
[   64.520415][  T576]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   64.520417][  T576]  ? __kernel_text_address (kernel/extable.c:79)
[   64.520419][  T576]  ? write_profile (profile.c:?)
[   64.520421][  T576]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.520424][  T576]  netif_change_flags (net/core/dev.c:9882)
[   64.520427][  T576]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   64.520430][  T576]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   64.520431][  T576]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   64.520432][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520434][  T576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.520438][  T576]  ? kasan_save_stack (mm/kasan/common.c:58)
[   64.520440][  T576]  ? kasan_save_stack (mm/kasan/common.c:57)
[   64.520442][  T576]  ? kasan_save_track (mm/kasan/common.c:78)
[   64.520443][  T576]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   64.520447][  T576]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   64.520448][  T576]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   64.520449][  T576]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.520451][  T576]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.520453][  T576]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.520455][  T576]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.520456][  T576]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.520458][  T576]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.520460][  T576]  ? __sys_sendmsg (net/socket.c:2799)
[   64.520462][  T576]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.520463][  T576]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.520466][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520468][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520469][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520471][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520472][  T576]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   64.520475][  T576]  ? __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)
[   64.520477][  T576]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   64.520478][  T576]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   64.520480][  T576]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   64.520482][  T576]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   64.520484][  T576]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   64.520486][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520487][  T576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.520489][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520490][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520492][  T576]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   64.520495][  T576]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.520497][  T576]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.520498][  T576]  ? __kernel_text_address (kernel/extable.c:79)
[   64.520499][  T576]  ? write_profile (profile.c:?)
[   64.520501][  T576]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.520502][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520504][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520505][  T576]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   64.520508][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520510][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520512][  T576]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.520513][  T576]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.520515][  T576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.520516][  T576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.520517][  T576]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.520520][  T576]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.520521][  T576]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.520522][  T576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.520524][  T576]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.520525][  T576]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   64.520528][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520529][  T576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.520531][  T576]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.520533][  T576]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.520535][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520536][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520538][  T576]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.520540][  T576]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.520541][  T576]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.520543][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520545][  T576]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.520547][  T576]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.520548][  T576]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.520550][  T576]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   64.520551][  T576]  ? move_addr_to_kernel (net/socket.c:258)
[   64.520553][  T576]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.520555][  T576]  ___sys_sendmsg (net/socket.c:2767)
[   64.520557][  T576]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.520562][  T576]  __sys_sendmsg (net/socket.c:2799)
[   64.520564][  T576]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.520566][  T576]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.520568][  T576]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.520570][  T576]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.520572][  T576]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.520573][  T576] RIP: 0033:0x7f427828c54e
[   64.520575][  T576] 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
[   64.520577][  T576] RSP: 002b:00007ffd34da5390 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.520581][  T576] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f427828c54e
[   64.520582][  T576] RDX: 0000000000000000 RSI: 00007ffd34da5440 RDI: 0000000000000005
[   64.520583][  T576] RBP: 00007ffd34da53a0 R08: 0000000000000000 R09: 0000000000000000
[   64.520584][  T576] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91355f


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
__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