======================================
| [    9.995360][  T186] softirqs last disabled at (37885): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.995363][  T186] Preemption disabled at:
| [    9.995364][  T186] 0x0
| [    9.995375][  T186] Tainted: [W]=WARN
[    9.995375][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.995377][  T186] Call Trace:
[    9.995379][  T186]  <TASK>
[    9.995380][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.995387][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.995392][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.995396][  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)
[    9.995401][  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))
[    9.995403][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.995409][  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)
[    9.995412][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.995415][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.995418][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.995419][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.995424][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.995429][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.995436][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.995438][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.995440][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.995444][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.995448][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.995450][  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))
[    9.995453][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.995456][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.995460][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.995464][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.995466][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.995471][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.995474][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.995476][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.995478][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.995482][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.995483][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.995487][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.995491][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.995494][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.995498][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.995502][  T186]  ? snapshot_read.cold (user.c:?)
[    9.995505][  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)
[    9.995507][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.995511][  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)
[    9.995516][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.995519][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.995522][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.995524][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.995529][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.995531][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.995533][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.995535][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.995539][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.995546][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.995548][  T186] RIP: 0033:0x7fd92a5db1b8
[    9.995550][  T186] Code: Unable to access opcode bytes at 0x7fd92a5db18e.

Code starting with the faulting instruction
===========================================
[    9.995552][  T186] RSP: 002b:00007fff0c4d70a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.995554][  T186] RAX: ffffffffffffffda RBX: 00007fd92a70bf88 RCX: 00007fd92a5db1b8
[    9.995555][  T186] RDX: 00007fd92a325fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.995557][  T186] RBP: 00007fff0c4d7100 R08: 0000000000000000 R09: 0000000000008010
[    9.995557][  T186] R10: 00007fff0c4d6ec0 R11: 0000000000000246 R12: 0000000000000001
[    9.995558][  T186] R13: 0000000000000000 R14: 00007fd92a70a680 R15: 00007fd92a70bfa0
| [   11.757440][  T247] softirqs last disabled at (15236): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.757443][  T247] Preemption disabled at:
| [   11.757444][  T247] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.757456][  T247] Tainted: [W]=WARN
[   11.757458][  T247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.757460][  T247] Call Trace:
[   11.757463][  T247]  <TASK>
[   11.757465][  T247]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.757472][  T247]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.757476][  T247]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.757482][  T247]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.757488][  T247]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.757496][  T247]  __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))
[   11.757499][  T247]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.757508][  T247]  ? 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)
[   11.757512][  T247]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.757519][  T247]  put_chars (drivers/char/virtio_console.c:1176)
[   11.757524][  T247]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.757532][  T247]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.757538][  T247]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.757543][  T247]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.757546][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.757548][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.757561][  T247]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.757564][  T247]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.757570][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.757575][  T247]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.757582][  T247]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.757588][  T247]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.757591][  T247]  ? 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))
[   11.757596][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.757600][  T247]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.757607][  T247]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.757615][  T247]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.757617][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.757627][  T247]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.757632][  T247]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.757634][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.757638][  T247]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.757645][  T247]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.757647][  T247]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.757653][  T247]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.757660][  T247]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.757664][  T247]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.757666][  T247]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.757672][  T247]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.757678][  T247]  _printk (kernel/printk/printk.c:2504)
[   11.757684][  T247]  ? snapshot_read.cold (user.c:?)
[   11.757690][  T247]  ? br_multicast_flood (??:?) bridge
[   11.757709][  T247]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.757711][  T247]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.757713][  T247]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.757722][  T247] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.757739][  T247] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.757753][  T247] new_nbp (net/bridge/br_if.c:449) bridge
[   11.757770][  T247] br_add_if (net/bridge/br_if.c:592) bridge
[   11.757782][  T247]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.757788][  T247]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.757792][  T247]  ? __kernel_text_address (kernel/extable.c:79)
[   11.757799][  T247]  do_set_master (net/core/rtnetlink.c:3071)
[   11.757807][  T247]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.757813][  T247]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.757817][  T247]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.757820][  T247]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.757823][  T247]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.757828][  T247]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.757832][  T247]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.757835][  T247]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.757840][  T247]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.757844][  T247]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.757847][  T247]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.757851][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.757854][  T247]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.757859][  T247]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.757866][  T247]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.757869][  T247]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.757874][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.757878][  T247]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.757881][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.757884][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.757887][  T247]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.757893][  T247]  ? __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)
[   11.757896][  T247]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.757900][  T247]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.757906][  T247]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.757908][  T247]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.757918][  T247]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.757927][  T247]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.757938][  T247]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.757941][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.757949][  T247]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.757952][  T247]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.757955][  T247]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.757958][  T247]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.757965][  T247]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.757969][  T247]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.757974][  T247]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.757976][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.757985][  T247]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.757987][  T247]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.757994][  T247]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.757996][  T247]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.758002][  T247]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.758013][  T247]  ? 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))
[   11.758016][  T247]  ? 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))
[   11.758024][  T247]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.758031][  T247]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.758035][  T247]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.758043][  T247]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.758049][  T247]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.758056][  T247]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.758065][  T247]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.758068][  T247]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.758072][  T247]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.758074][  T247]  ? move_addr_to_kernel (net/socket.c:258)
[   11.758088][  T247]  ___sys_sendmsg (net/socket.c:2767)
[   11.758093][  T247]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.758123][  T247]  __sys_sendmsg (net/socket.c:2799)
[   11.758128][  T247]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.758140][  T247]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.758146][  T247]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.758150][  T247]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.758155][  T247]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.758158][  T247] RIP: 0033:0x7f325193054e
[   11.758163][  T247] 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
[   11.758166][  T247] RSP: 002b:00007fff6a996110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.758170][  T247] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f325193054e
[   11.758172][  T247] RDX: 0000000000000000 RSI: 00007fff6a9961c0 RDI: 0000000000000005
[   11.758174][  T247] RBP: 00007fff6a996120 R08: 0000000000000000 R09: 0000000000000000
[   11.758175][  T247] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917fe1
[   11.758176][  T247] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6a996880
| [   27.017602][    C2] softirqs last disabled at (670695): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.017604][    C2] Preemption disabled at:
| [   27.017604][    C2] 0x0
| [   27.017615][    C2] Tainted: [W]=WARN
[   27.017616][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.017618][    C2] Call Trace:
[   27.017620][    C2]  <IRQ>
[   27.017621][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.017627][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.017631][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.017639][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.017642][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017646][    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))
[   27.017649][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.017652][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.017655][    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)
[   27.017657][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.017659][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   27.017661][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.017663][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.017667][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.017670][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.017672][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017674][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.017676][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.017679][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.017681][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017682][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017684][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.017686][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.017688][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.017690][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.017693][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.017694][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.017696][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.017698][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017699][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.017701][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.017703][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.017704][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.017706][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.017709][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.017711][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.017723][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.017724][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.017731][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.017737][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   27.017740][    C2]  _printk (kernel/printk/printk.c:2504)
[   27.017744][    C2]  ? snapshot_read.cold (user.c:?)
[   27.017745][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.017749][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.017751][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.017753][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.017756][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.017759][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.017761][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.017762][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.017764][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.017766][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.017773][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017774][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.017776][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.017783][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.017784][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.017790][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.017797][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.017803][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.017806][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.017808][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.017811][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.017813][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.017815][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017817][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.017819][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.017826][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.017828][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.017831][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.017833][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.017835][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.017837][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.017839][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017841][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.017843][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.017844][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.017846][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.017848][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.017850][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.017853][    C2]  </IRQ>
[   27.017853][    C2]  <TASK>
[   27.017854][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.017856][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.017859][    C2] 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
[   27.017861][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.017864][    C2] RAX: 00000000000a3be5 RBX: ff11000001bec6c0 RCX: ffffffff900f0307
[   27.017865][    C2] RDX: ff11000001bec6c0 RSI: ffffffff92e38af6 RDI: ffffffff9288d8e0
[   27.017866][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.017867][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.017868][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.017870][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.017873][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.017875][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.017877][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.017878][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.017880][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.017882][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017884][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.017886][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.017888][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.017890][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.017891][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.017893][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.073239][    C2]
| [   27.073310][    C2]
| [   27.073310][    C2] stack backtrace:
| [   27.073540][    C2] Tainted: [W]=WARN
[   27.073541][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.073542][    C2] Call Trace:
[   27.073543][    C2]  <IRQ>
[   27.073545][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.073549][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.073552][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.073555][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.073557][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.073559][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.073561][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.073563][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.073570][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073573][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.073575][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.073581][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.073583][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.073589][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.073597][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.073603][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.073605][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.073607][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.073610][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.073612][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.073614][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073616][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.073618][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.073625][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.073627][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.073630][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.073637][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.073639][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.073641][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.073643][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073645][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.073647][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.073649][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.073651][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.073652][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.073654][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.073656][    C2]  </IRQ>
[   27.073656][    C2]  <TASK>
[   27.073657][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.073659][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.073661][    C2] 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
[   27.073663][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.073665][    C2] RAX: 00000000000a3be5 RBX: ff11000001bec6c0 RCX: ffffffff900f0307
[   27.073666][    C2] RDX: ff11000001bec6c0 RSI: ffffffff92e38af6 RDI: ffffffff9288d8e0
[   27.073667][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.073668][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.073669][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.073671][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.073673][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.073675][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.073676][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.073678][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.073680][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.073681][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073683][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.073685][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.073687][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.073688][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.073690][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.073692][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   58.835415][  T536] softirqs last disabled at (0): 0x0
| [   58.835417][  T536] Preemption disabled at:
| [   58.835417][  T536] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.835428][  T536] Tainted: [W]=WARN
[   58.835429][  T536] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.835430][  T536] Call Trace:
[   58.835432][  T536]  <TASK>
[   58.835433][  T536]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.835438][  T536]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.835440][  T536]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.835444][  T536]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   58.835445][  T536]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.835448][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835452][  T536]  __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))
[   58.835456][  T536]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.835458][  T536]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.835462][  T536]  ? 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)
[   58.835464][  T536]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.835466][  T536]  put_chars (drivers/char/virtio_console.c:1176)
[   58.835468][  T536]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.835469][  T536]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.835472][  T536]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.835475][  T536]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.835476][  T536]  ? vsnprintf (lib/vsprintf.c:2900)
[   58.835479][  T536]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.835481][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835483][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835485][  T536]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.835488][  T536]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.835490][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835491][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835493][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835494][  T536]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.835496][  T536]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.835498][  T536]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.835500][  T536]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.835503][  T536]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.835505][  T536]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.835506][  T536]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.835508][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835510][  T536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.835511][  T536]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.835515][  T536]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.835517][  T536]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.835518][  T536]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.835520][  T536]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.835523][  T536]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.835525][  T536]  ? netdev_run_todo (net/core/dev.c:11776)
[   58.835529][  T536]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   58.835531][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835534][  T536]  ? 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
[   58.835536][  T536]  _printk (kernel/printk/printk.c:2504)
[   58.835539][  T536]  ? snapshot_read.cold (user.c:?)
[   58.835541][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835543][  T536]  ? 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
[   58.835544][  T536]  ? __up_write (kernel/locking/rwsem.c:1415)
[   58.835546][  T536]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   58.835547][  T536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.835549][  T536]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   58.835550][  T536] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   58.835552][  T536]  do_one_initcall (init/main.c:1357)
[   58.835555][  T536]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   58.835557][  T536]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   58.835560][  T536]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   58.835563][  T536]  do_init_module (kernel/module/main.c:3117)
[   58.835565][  T536]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   58.835567][  T536]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   58.835569][  T536]  load_module (kernel/module/main.c:3593)
[   58.835573][  T536]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   58.835575][  T536]  ? __ia32_sys_fsconfig (??:?)
[   58.835578][  T536]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   58.835581][  T536]  ? backing_file_read_iter (fs/backing-file.c:211)
[   58.835584][  T536]  init_module_from_file (kernel/module/main.c:3790)
[   58.835586][  T536]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   58.835588][  T536]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   58.835591][  T536]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.835592][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835594][  T536]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.835596][  T536]  ? 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)
[   58.835597][  T536]  idempotent_init_module (kernel/module/main.c:3802)
[   58.835600][  T536]  ? init_module_from_file (kernel/module/main.c:3791)
[   58.835603][  T536]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.835605][  T536]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   58.835608][  T536]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   58.835610][  T536]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.835613][  T536]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.835615][  T536]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.835617][  T536]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.835619][  T536] RIP: 0033:0x7f5ab522337d
[   58.835621][  T536] 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
[   58.835623][  T536] RSP: 002b:00007ffde9896ab8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   58.835627][  T536] RAX: ffffffffffffffda RBX: 0000559c8b86c810 RCX: 00007f5ab522337d
[   58.835628][  T536] RDX: 0000000000000000 RSI: 0000559c6c607ffd RDI: 0000000000000000
[   58.835629][  T536] RBP: 00007ffde9896b50 R08: 0000000000000000 R09: 0000000000000000
[   58.835630][  T536] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559c6c607ffd
[   58.835631][  T536] R13: 0000559c8b86c960 R14: 0000000000040000 R15: 0000000000000000
| [   65.234524][  T575] softirqs last disabled at (0): 0x0
| [   65.234525][  T575] Preemption disabled at:
| [   65.234526][  T575] 0x0
| [   65.234535][  T575] Tainted: [W]=WARN
[   65.234536][  T575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.234538][  T575] Call Trace:
[   65.234540][  T575]  <TASK>
[   65.234541][  T575]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   65.234547][  T575]  __might_resched.cold (kernel/sched/core.c:9234)
[   65.234551][  T575]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   65.234555][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234559][  T575]  __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))
[   65.234562][  T575]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   65.234565][  T575]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.234569][  T575]  ? 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)
[   65.234571][  T575]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.234573][  T575]  put_chars (drivers/char/virtio_console.c:1176)
[   65.234575][  T575]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   65.234576][  T575]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   65.234580][  T575]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   65.234583][  T575]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   65.234586][  T575]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   65.234587][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234589][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234591][  T575]  console_emit_next_record (kernel/printk/printk.c:3183)
[   65.234594][  T575]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   65.234596][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234598][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234599][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234601][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234603][  T575]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   65.234604][  T575]  console_flush_one_record (kernel/printk/printk.c:3268)
[   65.234607][  T575]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   65.234609][  T575]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   65.234611][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234613][  T575]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   65.234614][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234616][  T575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.234617][  T575]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   65.234619][  T575]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   65.234621][  T575]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   65.234623][  T575]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   65.234625][  T575]  vprintk_emit (kernel/printk/printk.c:2479)
[   65.234627][  T575]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   65.234629][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234631][  T575]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   65.234633][  T575]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   65.234635][  T575]  _printk (kernel/printk/printk.c:2504)
[   65.234639][  T575]  ? snapshot_read.cold (user.c:?)
[   65.234641][  T575]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   65.234646][  T575] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   65.234659][  T575] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   65.234667][  T575] br_device_event (net/bridge/br.c:111) bridge
[   65.234676][  T575]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   65.234679][  T575]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   65.234681][  T575]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   65.234685][  T575]  notifier_call_chain (kernel/notifier.c:85)
[   65.234688][  T575]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   65.234692][  T575]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   65.234694][  T575]  ? netif_change_name (net/core/dev.c:1517)
[   65.234696][  T575]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   65.234698][  T575]  ? __kernel_text_address (kernel/extable.c:79)
[   65.234700][  T575]  ? write_profile (profile.c:?)
[   65.234702][  T575]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.234705][  T575]  netif_change_flags (net/core/dev.c:9882)
[   65.234707][  T575]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   65.234711][  T575]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   65.234712][  T575]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   65.234713][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234715][  T575]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.234719][  T575]  ? kasan_save_stack (mm/kasan/common.c:58)
[   65.234722][  T575]  ? kasan_save_stack (mm/kasan/common.c:57)
[   65.234723][  T575]  ? kasan_save_track (mm/kasan/common.c:78)
[   65.234725][  T575]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   65.234726][  T575]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   65.234728][  T575]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   65.234729][  T575]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.234730][  T575]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.234733][  T575]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.234734][  T575]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.234735][  T575]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.234738][  T575]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.234739][  T575]  ? __sys_sendmsg (net/socket.c:2799)
[   65.234741][  T575]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.234743][  T575]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.234745][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234747][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234749][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234750][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234752][  T575]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   65.234755][  T575]  ? __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)
[   65.234756][  T575]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   65.234758][  T575]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   65.234759][  T575]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   65.234762][  T575]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   65.234764][  T575]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   65.234766][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234767][  T575]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.234769][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234770][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234772][  T575]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   65.234775][  T575]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.234777][  T575]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.234779][  T575]  ? __kernel_text_address (kernel/extable.c:79)
[   65.234780][  T575]  ? write_profile (profile.c:?)
[   65.234781][  T575]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.234782][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234784][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234786][  T575]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   65.234790][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234791][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234793][  T575]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.234794][  T575]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.234796][  T575]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.234797][  T575]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.234799][  T575]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.234801][  T575]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.234802][  T575]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.234804][  T575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.234805][  T575]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.234807][  T575]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   65.234809][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234811][  T575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.234813][  T575]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.234815][  T575]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.234816][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234818][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234820][  T575]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.234822][  T575]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.234824][  T575]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   65.234826][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234827][  T575]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.234829][  T575]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.234831][  T575]  ? copy_msghdr_from_user (net/socket.c:2650)
[   65.234833][  T575]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   65.234843][  T575]  ? move_addr_to_kernel (net/socket.c:258)
[   65.234844][  T575]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.234847][  T575]  ___sys_sendmsg (net/socket.c:2767)
[   65.234849][  T575]  ? copy_msghdr_from_user (net/socket.c:2619)
[   65.234854][  T575]  __sys_sendmsg (net/socket.c:2799)
[   65.234856][  T575]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   65.234858][  T575]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.234861][  T575]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.234862][  T575]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   65.234864][  T575]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.234866][  T575] RIP: 0033:0x7fd2f0e1a54e
[   65.234868][  T575] 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
[   65.234870][  T575] RSP: 002b:00007ffcb9bd0730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.234874][  T575] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd2f0e1a54e
[   65.234875][  T575] RDX: 0000000000000000 RSI: 00007ffcb9bd07e0 RDI: 0000000000000005
[   65.234876][  T575] RBP: 00007ffcb9bd0740 R08: 0000000000000000 R09: 0000000000000000
[   65.234877][  T575] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918016


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