======================================
| [   10.148128][  T186] softirqs last disabled at (27417): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.148130][  T186] Preemption disabled at:
| [   10.148131][  T186] 0x0
| [   10.148141][  T186] Tainted: [W]=WARN
[   10.148142][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.148144][  T186] Call Trace:
[   10.148145][  T186]  <TASK>
[   10.148147][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.148153][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.148158][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.148162][  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)
[   10.148168][  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))
[   10.148170][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.148178][  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)
[   10.148181][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.148184][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[   10.148187][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.148188][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.148193][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.148198][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.148204][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.148207][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.148209][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.148213][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.148217][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.148219][  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))
[   10.148222][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.148224][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.148228][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.148232][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.148234][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.148239][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.148242][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.148244][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.148246][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.148250][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.148251][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.148255][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.148258][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.148262][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.148266][  T186]  _printk (kernel/printk/printk.c:2504)
[   10.148269][  T186]  ? snapshot_read.cold (user.c:?)
[   10.148272][  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)
[   10.148275][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.148279][  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)
[   10.148281][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.148285][  T186]  ? exit_notify (kernel/exit.c:780)
[   10.148287][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.148290][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.148294][  T186]  do_group_exit (kernel/exit.c:1151)
[   10.148297][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.148299][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.148301][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.148304][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.148307][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.148309][  T186] RIP: 0033:0x7fd6510171b8
[   10.148312][  T186] Code: Unable to access opcode bytes at 0x7fd65101718e.

Code starting with the faulting instruction
===========================================
[   10.148313][  T186] RSP: 002b:00007ffe028113b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.148315][  T186] RAX: ffffffffffffffda RBX: 00007fd651147f88 RCX: 00007fd6510171b8
[   10.148317][  T186] RDX: 00007fd650d61fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.148318][  T186] RBP: 00007ffe02811410 R08: 0000000000000000 R09: 0000000000008010
[   10.148319][  T186] R10: 00007ffe028111d0 R11: 0000000000000246 R12: 0000000000000001
[   10.148320][  T186] R13: 0000000000000000 R14: 00007fd651146680 R15: 00007fd651147fa0
| [   11.321204][  T237] softirqs last disabled at (14578): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.321206][  T237] Preemption disabled at:
| [   11.321207][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.321216][  T237] Tainted: [W]=WARN
[   11.321217][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.321219][  T237] Call Trace:
[   11.321220][  T237]  <TASK>
[   11.321222][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.321228][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.321230][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.321235][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.321239][  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)
[   11.321244][  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))
[   11.321247][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.321252][  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)
[   11.321255][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.321258][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   11.321261][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.321266][  T237]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.321269][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.321273][  T237]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.321275][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321276][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321280][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.321282][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.321285][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321289][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.321293][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.321297][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.321299][  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))
[   11.321302][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321305][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.321308][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.321313][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.321315][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321320][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.321323][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.321325][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321327][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.321331][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.321332][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.321336][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.321340][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.321342][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.321344][  T237]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.321348][  T237]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.321352][  T237]  _printk (kernel/printk/printk.c:2504)
[   11.321355][  T237]  ? snapshot_read.cold (user.c:?)
[   11.321359][  T237]  ? br_multicast_flood (??:?) bridge
[   11.321372][  T237]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.321373][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.321375][  T237]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.321379][  T237] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.321389][  T237] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.321398][  T237] new_nbp (net/bridge/br_if.c:449) bridge
[   11.321407][  T237] br_add_if (net/bridge/br_if.c:592) bridge
[   11.321414][  T237]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.321418][  T237]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.321421][  T237]  ? __kernel_text_address (kernel/extable.c:79)
[   11.321425][  T237]  do_set_master (net/core/rtnetlink.c:3071)
[   11.321429][  T237]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.321433][  T237]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.321436][  T237]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.321437][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.321440][  T237]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.321443][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.321446][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.321448][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.321450][  T237]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.321453][  T237]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.321455][  T237]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.321458][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321460][  T237]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.321463][  T237]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.321467][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.321470][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.321472][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321475][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.321476][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321478][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321480][  T237]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.321484][  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)
[   11.321486][  T237]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.321488][  T237]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.321491][  T237]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.321493][  T237]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.321498][  T237]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.321503][  T237]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.321508][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.321510][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321515][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.321517][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.321519][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.321521][  T237]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.321524][  T237]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.321526][  T237]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.321529][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.321531][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321535][  T237]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.321537][  T237]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.321541][  T237]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.321543][  T237]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.321545][  T237]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.321552][  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))
[   11.321553][  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))
[   11.321557][  T237]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.321561][  T237]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.321564][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.321568][  T237]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.321572][  T237]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.321576][  T237]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.321581][  T237]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.321584][  T237]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.321586][  T237]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.321588][  T237]  ? move_addr_to_kernel (net/socket.c:258)
[   11.321595][  T237]  ___sys_sendmsg (net/socket.c:2767)
[   11.321598][  T237]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.321614][  T237]  __sys_sendmsg (net/socket.c:2799)
[   11.321617][  T237]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.321623][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.321627][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.321629][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.321632][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.321634][  T237] RIP: 0033:0x7f73f0fb054e
[   11.321638][  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
[   11.321640][  T237] RSP: 002b:00007ffd821702a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.321642][  T237] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f73f0fb054e
[   11.321644][  T237] RDX: 0000000000000000 RSI: 00007ffd82170350 RDI: 0000000000000005
[   11.321645][  T237] RBP: 00007ffd821702b0 R08: 0000000000000000 R09: 0000000000000000
[   11.321645][  T237] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918d33
[   11.321646][  T237] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd82170a10
| [   16.913985][  T267] softirqs last disabled at (20021): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   16.913988][  T267] Preemption disabled at:
| [   16.913988][  T267] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.913997][  T267] Tainted: [W]=WARN
[   16.913998][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.914000][  T267] Call Trace:
[   16.914002][  T267]  <TASK>
[   16.914003][  T267]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.914009][  T267]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.914011][  T267]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.914016][  T267]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.914020][  T267]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.914025][  T267]  __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))
[   16.914027][  T267]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.914033][  T267]  ? 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)
[   16.914036][  T267]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.914039][  T267]  put_chars (drivers/char/virtio_console.c:1176)
[   16.914041][  T267]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   16.914043][  T267]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.914046][  T267]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.914050][  T267]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.914054][  T267]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.914057][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.914058][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.914063][  T267]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.914064][  T267]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.914067][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.914070][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.914074][  T267]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.914078][  T267]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.914079][  T267]  ? 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))
[   16.914083][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.914085][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.914091][  T267]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.914095][  T267]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.914097][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.914102][  T267]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.914104][  T267]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.914106][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.914109][  T267]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.914112][  T267]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.914114][  T267]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.914117][  T267]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.914121][  T267]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.914127][  T267]  ? 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
[   16.914131][  T267]  _printk (kernel/printk/printk.c:2504)
[   16.914135][  T267]  ? snapshot_read.cold (user.c:?)
[   16.914141][  T267]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   16.914144][  T267] gact_init_module (net/sched/act_gact.c:180) act_gact
[   16.914147][  T267]  do_one_initcall (init/main.c:1357)
[   16.914149][  T267]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   16.914154][  T267]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   16.914157][  T267]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   16.914162][  T267]  do_init_module (kernel/module/main.c:3117)
[   16.914166][  T267]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.914170][  T267]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   16.914174][  T267]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   16.914180][  T267]  load_module (kernel/module/main.c:3593)
[   16.914187][  T267]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   16.914191][  T267]  ? __ia32_sys_fsconfig (??:?)
[   16.914194][  T267]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   16.914198][  T267]  ? backing_file_read_iter (fs/backing-file.c:211)
[   16.914201][  T267]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.914205][  T267]  init_module_from_file (kernel/module/main.c:3790)
[   16.914209][  T267]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   16.914217][  T267]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.914220][  T267]  ? 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)
[   16.914223][  T267]  idempotent_init_module (kernel/module/main.c:3802)
[   16.914227][  T267]  ? init_module_from_file (kernel/module/main.c:3791)
[   16.914233][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.914236][  T267]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.914241][  T267]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   16.914244][  T267]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.914247][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.914249][  T267]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.914252][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.914254][  T267] RIP: 0033:0x7f7757af137d
[   16.914257][  T267] 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
[   16.914259][  T267] RSP: 002b:00007ffcd2d6cdb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   16.914262][  T267] RAX: ffffffffffffffda RBX: 00005620b89fb810 RCX: 00007f7757af137d
[   16.914263][  T267] RDX: 0000000000000000 RSI: 00005620b6d65ffd RDI: 0000000000000000
[   16.914264][  T267] RBP: 00007ffcd2d6ce50 R08: 0000000000000000 R09: 0000000000000000
[   16.914265][  T267] R10: 0000000000000000 R11: 0000000000000246 R12: 00005620b6d65ffd
[   16.914266][  T267] R13: 00005620b89fb960 R14: 0000000000040000 R15: 0000000000000000
| [   26.559397][    C0] softirqs last disabled at (647071): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.559399][    C0] Preemption disabled at:
| [   26.559400][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.559409][    C0] Tainted: [W]=WARN
[   26.559410][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.559412][    C0] Call Trace:
[   26.559414][    C0]  <IRQ>
[   26.559416][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.559421][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.559422][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.559426][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.559429][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.559432][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559436][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.559439][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.559442][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.559446][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.559447][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.559449][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.559451][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.559453][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.559456][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.559460][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.559461][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559463][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.559465][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.559468][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.559470][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559471][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559473][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.559475][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.559477][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.559479][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.559482][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.559483][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.559485][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.559486][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559488][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.559489][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.559491][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.559493][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.559495][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.559497][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.559499][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559501][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.559502][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.559507][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.559510][    C0]  ? snapshot_read.cold (user.c:?)
[   26.559512][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.559516][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.559518][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.559520][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.559523][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.559525][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.559527][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.559529][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.559531][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.559533][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.559547][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559549][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.559551][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.559561][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.559562][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.559569][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.559575][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.559581][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.559585][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.559586][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.559590][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.559591][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.559593][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559595][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.559597][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.559604][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.559606][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.559608][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.559611][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.559613][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.559614][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.559617][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559618][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.559620][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.559622][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.559624][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.559625][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.559627][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.559630][    C0]  </IRQ>
[   26.559630][    C0]  <TASK>
[   26.559631][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.559632][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.559635][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.559638][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.559639][    C0] RSP: 0018:ffffffff9e207cf8 EFLAGS: 00000296
[   26.559643][    C0] RAX: 000000000009df9d RBX: ffffffff9e21c600 RCX: ffffffff9b2f0307
[   26.559644][    C0] RDX: ffffffff9e21c600 RSI: ffffffff9e038af6 RDI: ffffffff9da8d8e0
[   26.559645][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.559646][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3c40fa2
[   26.559647][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.559648][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.559652][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.559653][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.559655][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.559656][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.559658][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.559659][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.559662][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.559664][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.559665][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.559667][    C0]  rest_init (init/main.c:727)
[   26.559669][    C0]  ? __cpuidle_text_end (??:?)
[   26.559672][    C0]  ? rest_init (init/main.c:727)
[   26.559674][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.559677][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.559680][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.559682][    C0]  start_kernel (init/main.c:1185)
[   26.559684][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.559686][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.559688][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.635587][    C0]
| [   26.635662][    C0]
| [   26.635662][    C0] stack backtrace:
| [   26.635856][    C0] Tainted: [W]=WARN
[   26.635857][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.635858][    C0] Call Trace:
[   26.635863][    C0]  <IRQ>
[   26.635865][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.635870][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.635873][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.635876][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.635878][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.635880][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.635882][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.635883][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.635892][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.635895][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.635897][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.635903][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.635904][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.635910][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.635917][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.635923][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.635925][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.635927][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.635930][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.635932][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.635934][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.635936][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.635938][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.635945][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.635947][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.635949][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.635952][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.635954][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.635955][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.635958][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.635959][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.635961][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.635963][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.635965][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.635966][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.635968][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.635969][    C0]  </IRQ>
[   26.635970][    C0]  <TASK>
[   26.635971][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.635972][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.635974][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.635976][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.635978][    C0] RSP: 0018:ffffffff9e207cf8 EFLAGS: 00000296
[   26.635981][    C0] RAX: 000000000009df9d RBX: ffffffff9e21c600 RCX: ffffffff9b2f0307
[   26.635982][    C0] RDX: ffffffff9e21c600 RSI: ffffffff9e038af6 RDI: ffffffff9da8d8e0
[   26.635983][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.635984][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3c40fa2
[   26.635984][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.635986][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.635988][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.635990][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.635991][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.635993][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.635994][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.635996][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.635998][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.636000][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.636002][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.636003][    C0]  rest_init (init/main.c:727)
[   26.636005][    C0]  ? __cpuidle_text_end (??:?)
[   26.636008][    C0]  ? rest_init (init/main.c:727)
[   26.636010][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.636014][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.636016][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.636019][    C0]  start_kernel (init/main.c:1185)
[   26.636020][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.636022][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.636024][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.555899][  T485] softirqs last disabled at (0): 0x0
| [   29.555901][  T485] Preemption disabled at:
| [   29.555902][  T485] 0x0
| [   29.555909][  T485] Tainted: [W]=WARN
[   29.555910][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.555912][  T485] Call Trace:
[   29.555913][  T485]  <TASK>
[   29.555915][  T485]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.555920][  T485]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.555924][  T485]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.555927][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555931][  T485]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.555935][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.555937][  T485]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.555941][  T485]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.555943][  T485]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.555944][  T485]  put_chars (drivers/char/virtio_console.c:1176)
[   29.555946][  T485]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.555948][  T485]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   29.555951][  T485]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.555954][  T485]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.555956][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.555958][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555959][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.555962][  T485]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.555964][  T485]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.555966][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555968][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555969][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555971][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.555973][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.555974][  T485]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.555977][  T485]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.555979][  T485]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.555981][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.555982][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.555984][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555985][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.555987][  T485]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.555988][  T485]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   29.555990][  T485]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.555992][  T485]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.555994][  T485]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.555996][  T485]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.555998][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.555999][  T485]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.556002][  T485]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   29.556003][  T485]  _printk (kernel/printk/printk.c:2504)
[   29.556006][  T485]  ? snapshot_read.cold (user.c:?)
[   29.556008][  T485]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   29.556013][  T485] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   29.556026][  T485] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   29.556034][  T485] br_device_event (net/bridge/br.c:111) bridge
[   29.556042][  T485]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   29.556045][  T485]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   29.556048][  T485]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   29.556051][  T485]  notifier_call_chain (kernel/notifier.c:85)
[   29.556054][  T485]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   29.556058][  T485]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.556059][  T485]  ? netif_change_name (net/core/dev.c:1517)
[   29.556061][  T485]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   29.556063][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   29.556065][  T485]  ? write_profile (profile.c:?)
[   29.556067][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.556071][  T485]  netif_change_flags (net/core/dev.c:9882)
[   29.556073][  T485]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   29.556076][  T485]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.556077][  T485]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.556078][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556080][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.556083][  T485]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.556086][  T485]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.556088][  T485]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.556089][  T485]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.556090][  T485]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   29.556092][  T485]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   29.556093][  T485]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.556094][  T485]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.556097][  T485]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.556098][  T485]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.556100][  T485]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.556102][  T485]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.556104][  T485]  ? __sys_sendmsg (net/socket.c:2799)
[   29.556105][  T485]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.556107][  T485]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.556110][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556111][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.556113][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556114][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556116][  T485]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.556119][  T485]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   29.556120][  T485]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.556122][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.556126][  T485]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.556128][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.556130][  T485]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.556132][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556134][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.556135][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.556137][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556139][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   29.556143][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.556145][  T485]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.556147][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   29.556149][  T485]  ? write_profile (profile.c:?)
[   29.556150][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.556151][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556153][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556154][  T485]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.556158][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.556159][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556161][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.556162][  T485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.556164][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.556166][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.556167][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.556170][  T485]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.556172][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.556174][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.556177][  T485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.556179][  T485]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   29.556183][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556185][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.556187][  T485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.556189][  T485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.556191][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556193][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556195][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.556197][  T485]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.556200][  T485]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.556202][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556204][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.556206][  T485]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.556207][  T485]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.556209][  T485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.556211][  T485]  ? move_addr_to_kernel (net/socket.c:258)
[   29.556212][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.556215][  T485]  ___sys_sendmsg (net/socket.c:2767)
[   29.556217][  T485]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.556223][  T485]  __sys_sendmsg (net/socket.c:2799)
[   29.556225][  T485]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.556228][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.556230][  T485]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.556231][  T485]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.556233][  T485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.556235][  T485] RIP: 0033:0x7f840c7c754e
[   29.556237][  T485] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.556239][  T485] RSP: 002b:00007fff8bd51af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.556242][  T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f840c7c754e
[   29.556244][  T485] RDX: 0000000000000000 RSI: 00007fff8bd51ba0 RDI: 0000000000000005
[   29.556244][  T485] RBP: 00007fff8bd51b00 R08: 0000000000000000 R09: 0000000000000000
[   29.556245][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918d45


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__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
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars