======================================
| [   11.420102][  T187] softirqs last disabled at (39917): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.420104][  T187] Preemption disabled at:
| [   11.420105][  T187] 0x0
| [   11.420116][  T187] Tainted: [W]=WARN
[   11.420116][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.420118][  T187] Call Trace:
[   11.420120][  T187]  <TASK>
[   11.420121][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.420127][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.420132][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.420136][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.420141][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.420144][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.420150][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.420153][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.420156][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   11.420159][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.420160][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.420165][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.420170][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.420176][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.420179][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.420181][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.420185][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.420189][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.420191][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.420194][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.420197][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.420201][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.420205][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.420207][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.420212][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.420215][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.420217][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.420219][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.420223][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.420225][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.420228][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.420232][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.420236][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.420239][  T187]  _printk (kernel/printk/printk.c:2504)
[   11.420243][  T187]  ? snapshot_read.cold (user.c:?)
[   11.420246][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   11.420249][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.420253][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   11.420256][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.420259][  T187]  ? exit_notify (kernel/exit.c:780)
[   11.420261][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.420264][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.420268][  T187]  do_group_exit (kernel/exit.c:1151)
[   11.420271][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.420273][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.420275][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.420279][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.420282][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.420284][  T187] RIP: 0033:0x7f72089701b8
[   11.420287][  T187] Code: Unable to access opcode bytes at 0x7f720897018e.

Code starting with the faulting instruction
===========================================
[   11.420288][  T187] RSP: 002b:00007ffc4794ae28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.420290][  T187] RAX: ffffffffffffffda RBX: 00007f7208aa0f88 RCX: 00007f72089701b8
[   11.420292][  T187] RDX: 00007f72086bafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   11.420293][  T187] RBP: 00007ffc4794ae80 R08: 0000000000000000 R09: 0000000000008010
[   11.420293][  T187] R10: 00007ffc4794ac40 R11: 0000000000000246 R12: 0000000000000001
[   11.420294][  T187] R13: 0000000000000000 R14: 00007f7208a9f680 R15: 00007f7208aa0fa0
| [   13.511093][  T256] softirqs last disabled at (14058): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.511097][  T256] Preemption disabled at:
| [   13.511098][  T256] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.511110][  T256] Tainted: [W]=WARN
[   13.511111][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.511113][  T256] Call Trace:
[   13.511116][  T256]  <TASK>
[   13.511118][  T256]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.511125][  T256]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.511129][  T256]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.511135][  T256]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.511141][  T256]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.511148][  T256]  __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))
[   13.511151][  T256]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.511160][  T256]  ? 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)
[   13.511164][  T256]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.511169][  T256]  put_chars (drivers/char/virtio_console.c:1176)
[   13.511173][  T256]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.511181][  T256]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   13.511187][  T256]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.511191][  T256]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.511194][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511196][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511203][  T256]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.511206][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.511211][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511217][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.511224][  T256]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.511230][  T256]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.511232][  T256]  ? 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))
[   13.511237][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511241][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.511247][  T256]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.511254][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.511257][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511266][  T256]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.511270][  T256]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.511273][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511277][  T256]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.511283][  T256]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.511285][  T256]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.511290][  T256]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.511297][  T256]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.511300][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.511303][  T256]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   13.511309][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.511315][  T256]  _printk (kernel/printk/printk.c:2504)
[   13.511320][  T256]  ? snapshot_read.cold (user.c:?)
[   13.511327][  T256]  ? br_multicast_flood (??:?) bridge
[   13.511344][  T256]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.511346][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.511348][  T256]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.511356][  T256] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.511374][  T256] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.511388][  T256] new_nbp (net/bridge/br_if.c:449) bridge
[   13.511405][  T256] br_add_if (net/bridge/br_if.c:592) bridge
[   13.511417][  T256]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.511422][  T256]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.511427][  T256]  ? __kernel_text_address (kernel/extable.c:79)
[   13.511433][  T256]  do_set_master (net/core/rtnetlink.c:3071)
[   13.511441][  T256]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.511446][  T256]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.511451][  T256]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.511453][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.511456][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.511461][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.511465][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.511467][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.511472][  T256]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.511476][  T256]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.511478][  T256]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.511482][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511485][  T256]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.511489][  T256]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.511496][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.511499][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.511504][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511507][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.511510][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511512][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511521][  T256]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.511526][  T256]  ? __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)
[   13.511529][  T256]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.511532][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.511538][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.511541][  T256]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.511550][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.511560][  T256]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.511570][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.511573][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511581][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.511584][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.511587][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.511590][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.511596][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.511600][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.511605][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.511607][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511615][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.511618][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.511624][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.511627][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.511632][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.511644][  T256]  ? 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))
[   13.511646][  T256]  ? 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))
[   13.511654][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.511660][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.511665][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.511672][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.511679][  T256]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.511686][  T256]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.511694][  T256]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.511698][  T256]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.511701][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.511704][  T256]  ? move_addr_to_kernel (net/socket.c:258)
[   13.511718][  T256]  ___sys_sendmsg (net/socket.c:2767)
[   13.511722][  T256]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.511753][  T256]  __sys_sendmsg (net/socket.c:2799)
[   13.511757][  T256]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.511768][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.511775][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.511778][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.511783][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.511786][  T256] RIP: 0033:0x7f37399f954e
[   13.511791][  T256] 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
[   13.511793][  T256] RSP: 002b:00007ffefca13350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.511797][  T256] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f37399f954e
[   13.511799][  T256] RDX: 0000000000000000 RSI: 00007ffefca13400 RDI: 0000000000000005
[   13.511801][  T256] RBP: 00007ffefca13360 R08: 0000000000000000 R09: 0000000000000000
[   13.511802][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e41a
[   13.511803][  T256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffefca13ac0
| [   20.413760][  T317] softirqs last disabled at (22963): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   20.413763][  T317] Preemption disabled at:
| [   20.413764][  T317] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.413776][  T317] Tainted: [W]=WARN
[   20.413777][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.413780][  T317] Call Trace:
[   20.413782][  T317]  <TASK>
[   20.413784][  T317]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.413792][  T317]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.413795][  T317]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.413801][  T317]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.413809][  T317]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.413817][  T317]  __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))
[   20.413820][  T317]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.413829][  T317]  ? 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)
[   20.413833][  T317]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.413838][  T317]  put_chars (drivers/char/virtio_console.c:1176)
[   20.413842][  T317]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.413844][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.413850][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.413854][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.413862][  T317]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.413866][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.413875][  T317]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.413879][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.413888][  T317]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.413894][  T317]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.413897][  T317]  ? 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))
[   20.413902][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.413906][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.413913][  T317]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.413920][  T317]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.413923][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.413932][  T317]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.413936][  T317]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.413939][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.413943][  T317]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.413949][  T317]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.413952][  T317]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.413957][  T317]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.413964][  T317]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.413969][  T317]  ? netdev_run_todo (net/core/dev.c:11776)
[   20.413974][  T317]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   20.413983][  T317]  ? 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
[   20.413987][  T317]  _printk (kernel/printk/printk.c:2504)
[   20.413993][  T317]  ? snapshot_read.cold (user.c:?)
[   20.413995][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.414000][  T317]  ? 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
[   20.414003][  T317]  ? __up_write (kernel/locking/rwsem.c:1415)
[   20.414005][  T317]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   20.414012][  T317]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   20.414016][  T317] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   20.414021][  T317]  do_one_initcall (init/main.c:1357)
[   20.414026][  T317]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   20.414034][  T317]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   20.414038][  T317]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   20.414046][  T317]  do_init_module (kernel/module/main.c:3117)
[   20.414052][  T317]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.414057][  T317]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   20.414063][  T317]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   20.414070][  T317]  load_module (kernel/module/main.c:3593)
[   20.414083][  T317]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   20.414089][  T317]  ? __ia32_sys_fsconfig (??:?)
[   20.414093][  T317]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   20.414099][  T317]  ? backing_file_read_iter (fs/backing-file.c:211)
[   20.414104][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.414110][  T317]  init_module_from_file (kernel/module/main.c:3790)
[   20.414115][  T317]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   20.414129][  T317]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.414136][  T317]  ? 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)
[   20.414141][  T317]  idempotent_init_module (kernel/module/main.c:3802)
[   20.414146][  T317]  ? init_module_from_file (kernel/module/main.c:3791)
[   20.414157][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.414161][  T317]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   20.414170][  T317]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   20.414173][  T317]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.414179][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.414182][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.414186][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.414190][  T317] RIP: 0033:0x7f5f1ee8537d
[   20.414195][  T317] 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
[   20.414197][  T317] RSP: 002b:00007ffd1b7eab78 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   20.414202][  T317] RAX: ffffffffffffffda RBX: 0000555e99226810 RCX: 00007f5f1ee8537d
[   20.414204][  T317] RDX: 0000000000000000 RSI: 0000555e7bb78ffd RDI: 0000000000000000
[   20.414205][  T317] RBP: 00007ffd1b7eac10 R08: 0000000000000000 R09: 0000000000000000
[   20.414207][  T317] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555e7bb78ffd
[   20.414208][  T317] R13: 0000555e99226960 R14: 0000000000040000 R15: 0000000000000000
| [   29.031921][    C0] softirqs last disabled at (654477): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.031923][    C0] Preemption disabled at:
| [   29.031924][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   29.031934][    C0] Tainted: [W]=WARN
[   29.031935][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.031937][    C0] Call Trace:
[   29.031939][    C0]  <IRQ>
[   29.031941][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.031946][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   29.031948][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.031952][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.031955][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.031958][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.031962][    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))
[   29.031965][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.031968][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.031971][    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)
[   29.031973][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.031975][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   29.031977][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.031979][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.031982][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.031986][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.031987][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.031989][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.031991][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.031994][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.031996][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.031997][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.031999][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.032001][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.032003][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.032005][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.032008][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.032010][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.032011][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.032013][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.032014][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.032016][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.032018][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.032020][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.032022][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.032024][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.032026][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.032028][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.032029][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   29.032034][    C0]  _printk (kernel/printk/printk.c:2504)
[   29.032037][    C0]  ? snapshot_read.cold (user.c:?)
[   29.032038][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.032043][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.032045][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.032047][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.032049][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.032052][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.032054][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.032056][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.032058][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.032060][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.032072][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.032074][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.032076][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.032082][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.032084][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.032091][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.032097][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.032103][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.032107][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.032109][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.032112][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.032114][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.032116][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.032118][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.032120][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.032127][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.032129][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.032132][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.032134][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.032136][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.032138][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.032140][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.032142][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.032144][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.032145][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.032147][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.032149][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.032150][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.032153][    C0]  </IRQ>
[   29.032154][    C0]  <TASK>
[   29.032154][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   29.032156][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.032159][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.032161][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   29.032163][    C0] RSP: 0018:ffffffffada07cf8 EFLAGS: 00000296
[   29.032166][    C0] RAX: 000000000009fc8b RBX: ffffffffada1c600 RCX: ffffffffaaaf0307
[   29.032168][    C0] RDX: ffffffffada1c600 RSI: ffffffffad838b1c RDI: ffffffffad28d8e0
[   29.032168][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.032169][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5b40fa2
[   29.032170][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   29.032172][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.032175][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.032177][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.032178][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   29.032180][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.032182][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   29.032183][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.032186][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.032187][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.032189][    C0]  do_idle (kernel/sched/idle.c:355)
[   29.032190][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.032192][    C0]  rest_init (init/main.c:727)
[   29.032194][    C0]  ? __cpuidle_text_end (??:?)
[   29.032196][    C0]  ? rest_init (init/main.c:727)
[   29.032198][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   29.032202][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   29.032204][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   29.032207][    C0]  start_kernel (init/main.c:1185)
[   29.032209][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   29.032211][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   29.032213][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.099531][    C0]
| [   29.099617][    C0]
| [   29.099617][    C0] stack backtrace:
| [   29.099865][    C0] Tainted: [W]=WARN
[   29.099866][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.099867][    C0] Call Trace:
[   29.099869][    C0]  <IRQ>
[   29.099870][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.099875][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.099878][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.099881][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.099883][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.099885][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.099887][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.099889][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.099897][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.099900][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.099902][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.099908][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.099910][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.099916][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.099923][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.099929][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.099931][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.099933][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.099937][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.099939][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.099941][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.099943][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.099945][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.099952][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.099953][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.099956][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.099959][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.099961][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.099962][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.099965][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.099966][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.099968][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.099970][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.099972][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.099974][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.099975][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.099977][    C0]  </IRQ>
[   29.099978][    C0]  <TASK>
[   29.099978][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   29.099980][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.099982][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.099984][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 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 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   29.099986][    C0] RSP: 0018:ffffffffada07cf8 EFLAGS: 00000296
[   29.099989][    C0] RAX: 000000000009fc8b RBX: ffffffffada1c600 RCX: ffffffffaaaf0307
[   29.099990][    C0] RDX: ffffffffada1c600 RSI: ffffffffad838b1c RDI: ffffffffad28d8e0
[   29.099991][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.099992][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5b40fa2
[   29.099993][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   29.099995][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.099997][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.099998][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.100000][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   29.100002][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.100004][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   29.100005][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.100008][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.100009][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.100011][    C0]  do_idle (kernel/sched/idle.c:355)
[   29.100012][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.100014][    C0]  rest_init (init/main.c:727)
[   29.100016][    C0]  ? __cpuidle_text_end (??:?)
[   29.100018][    C0]  ? rest_init (init/main.c:727)
[   29.100020][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   29.100024][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   29.100027][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   29.100029][    C0]  start_kernel (init/main.c:1185)
[   29.100031][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   29.100032][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   29.100034][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   47.804509][  T505] softirqs last disabled at (0): 0x0
| [   47.804513][  T505] Preemption disabled at:
| [   47.804514][  T505] 0x0
| [   47.804528][  T505] Tainted: [W]=WARN
[   47.804529][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.804532][  T505] Call Trace:
[   47.804535][  T505]  <TASK>
[   47.804536][  T505]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.804545][  T505]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.804551][  T505]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.804556][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804562][  T505]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   47.804568][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.804572][  T505]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.804578][  T505]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.804582][  T505]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.804585][  T505]  put_chars (drivers/char/virtio_console.c:1176)
[   47.804589][  T505]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.804592][  T505]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   47.804598][  T505]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.804604][  T505]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.804613][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.804616][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804620][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.804624][  T505]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.804628][  T505]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.804632][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804635][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804638][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804641][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.804645][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.804648][  T505]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.804652][  T505]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.804657][  T505]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.804660][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.804663][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.804666][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804669][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.804672][  T505]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.804675][  T505]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.804679][  T505]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.804682][  T505]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.804686][  T505]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.804691][  T505]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.804694][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804697][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.804702][  T505]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   47.804705][  T505]  _printk (kernel/printk/printk.c:2504)
[   47.804711][  T505]  ? snapshot_read.cold (user.c:?)
[   47.804716][  T505]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   47.804723][  T505] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   47.804747][  T505] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   47.804764][  T505] br_device_event (net/bridge/br.c:111) bridge
[   47.804781][  T505]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   47.804787][  T505]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   47.804791][  T505]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   47.804798][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   47.804803][  T505]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   47.804811][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   47.804814][  T505]  ? netif_change_name (net/core/dev.c:1517)
[   47.804818][  T505]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.804823][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   47.804826][  T505]  ? write_profile (profile.c:?)
[   47.804830][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.804836][  T505]  netif_change_flags (net/core/dev.c:9882)
[   47.804840][  T505]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   47.804846][  T505]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.804848][  T505]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.804851][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804854][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.804860][  T505]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.804864][  T505]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.804867][  T505]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.804870][  T505]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.804873][  T505]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.804876][  T505]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.804879][  T505]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.804881][  T505]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.804886][  T505]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.804888][  T505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.804891][  T505]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.804894][  T505]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.804897][  T505]  ? __sys_sendmsg (net/socket.c:2799)
[   47.804900][  T505]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.804904][  T505]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.804909][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804912][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.804914][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804917][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804921][  T505]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.804926][  T505]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   47.804929][  T505]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.804931][  T505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.804935][  T505]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.804939][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.804943][  T505]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.804948][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804951][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.804954][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.804956][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804960][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.804965][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.804968][  T505]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.804971][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   47.804973][  T505]  ? write_profile (profile.c:?)
[   47.804976][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.804978][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804982][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804984][  T505]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.804990][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.804993][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.804996][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.804999][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.805002][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.805005][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.805008][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.805013][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.805016][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.805019][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.805022][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.805024][  T505]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.805029][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.805033][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.805036][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.805040][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.805043][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.805046][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.805049][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.805052][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.805056][  T505]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.805060][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.805063][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.805066][  T505]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.805069][  T505]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.805073][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.805076][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   47.805078][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.805084][  T505]  ___sys_sendmsg (net/socket.c:2767)
[   47.805087][  T505]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.805097][  T505]  __sys_sendmsg (net/socket.c:2799)
[   47.805100][  T505]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.805106][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.805110][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.805112][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.805116][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.805120][  T505] RIP: 0033:0x7f3b645f554e
[   47.805123][  T505] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.805126][  T505] RSP: 002b:00007ffe15bdcdb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.805132][  T505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3b645f554e
[   47.805134][  T505] RDX: 0000000000000000 RSI: 00007ffe15bdce60 RDI: 0000000000000005
[   47.805136][  T505] RBP: 00007ffe15bdcdc0 R08: 0000000000000000 R09: 0000000000000000
[   47.805137][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e43d


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