======================================
| [    9.967175][  T187] softirqs last disabled at (44745): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.967178][  T187] Preemption disabled at:
| [    9.967178][  T187] 0x0
| [    9.967189][  T187] Tainted: [W]=WARN
[    9.967190][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.967191][  T187] Call Trace:
[    9.967193][  T187]  <TASK>
[    9.967194][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.967201][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.967205][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.967210][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.967215][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.967217][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.967223][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.967226][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.967229][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.967232][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.967234][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.967239][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.967244][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.967251][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.967253][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.967256][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.967260][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.967264][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.967266][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.967269][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.967271][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.967275][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.967280][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.967282][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.967287][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.967290][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.967292][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.967294][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.967298][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.967300][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.967303][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.967307][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.967311][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.967314][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.967318][  T187]  ? snapshot_read.cold (user.c:?)
[    9.967321][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.967324][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.967328][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.967330][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.967334][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.967336][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.967339][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.967343][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.967346][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.967348][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.967350][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.967353][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.967356][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.967359][  T187] RIP: 0033:0x7f995aae01b8
[    9.967361][  T187] Code: Unable to access opcode bytes at 0x7f995aae018e.

Code starting with the faulting instruction
===========================================
[    9.967362][  T187] RSP: 002b:00007fffa3b365a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.967364][  T187] RAX: ffffffffffffffda RBX: 00007f995ac10f88 RCX: 00007f995aae01b8
[    9.967366][  T187] RDX: 00007f995a82afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.967367][  T187] RBP: 00007fffa3b36600 R08: 0000000000000000 R09: 0000000000008010
[    9.967368][  T187] R10: 00007fffa3b363c0 R11: 0000000000000246 R12: 0000000000000001
[    9.967369][  T187] R13: 0000000000000000 R14: 00007f995ac0f680 R15: 00007f995ac10fa0
| [   11.313300][  T242] softirqs last disabled at (21667): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.313302][  T242] Preemption disabled at:
| [   11.313303][  T242] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.313312][  T242] Tainted: [W]=WARN
[   11.313313][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.313315][  T242] Call Trace:
[   11.313316][  T242]  <TASK>
[   11.313318][  T242]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.313324][  T242]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.313326][  T242]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.313331][  T242]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.313335][  T242]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.313340][  T242]  __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))
[   11.313342][  T242]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.313348][  T242]  ? 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)
[   11.313351][  T242]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.313354][  T242]  put_chars (drivers/char/virtio_console.c:1176)
[   11.313357][  T242]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.313361][  T242]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.313365][  T242]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.313368][  T242]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.313369][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313371][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313375][  T242]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.313377][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.313380][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313384][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.313388][  T242]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.313392][  T242]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.313394][  T242]  ? 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))
[   11.313397][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313399][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.313403][  T242]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.313407][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.313409][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313414][  T242]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.313417][  T242]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.313419][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313421][  T242]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.313425][  T242]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.313427][  T242]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.313430][  T242]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.313434][  T242]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.313436][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.313438][  T242]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.313442][  T242]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.313446][  T242]  _printk (kernel/printk/printk.c:2504)
[   11.313450][  T242]  ? snapshot_read.cold (user.c:?)
[   11.313453][  T242]  ? br_multicast_flood (??:?) bridge
[   11.313466][  T242]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.313468][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.313469][  T242]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.313473][  T242] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.313484][  T242] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.313492][  T242] new_nbp (net/bridge/br_if.c:449) bridge
[   11.313503][  T242] br_add_if (net/bridge/br_if.c:592) bridge
[   11.313510][  T242]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.313514][  T242]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.313517][  T242]  ? __kernel_text_address (kernel/extable.c:79)
[   11.313521][  T242]  do_set_master (net/core/rtnetlink.c:3071)
[   11.313526][  T242]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.313529][  T242]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.313532][  T242]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.313533][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.313536][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.313539][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.313542][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.313544][  T242]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.313547][  T242]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.313550][  T242]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.313551][  T242]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.313554][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313556][  T242]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.313559][  T242]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.313564][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.313566][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.313569][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313572][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.313573][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313575][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313577][  T242]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.313581][  T242]  ? __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)
[   11.313583][  T242]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.313585][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.313588][  T242]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.313590][  T242]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.313595][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.313600][  T242]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.313606][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.313607][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313612][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.313614][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.313616][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.313618][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.313622][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.313624][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.313627][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.313628][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313632][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.313634][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.313638][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.313640][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.313643][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.313649][  T242]  ? 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))
[   11.313650][  T242]  ? 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))
[   11.313655][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.313658][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.313661][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.313665][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.313669][  T242]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.313673][  T242]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.313678][  T242]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.313681][  T242]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.313683][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.313684][  T242]  ? move_addr_to_kernel (net/socket.c:258)
[   11.313692][  T242]  ___sys_sendmsg (net/socket.c:2767)
[   11.313695][  T242]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.313711][  T242]  __sys_sendmsg (net/socket.c:2799)
[   11.313714][  T242]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.313720][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.313724][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.313726][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.313729][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.313731][  T242] RIP: 0033:0x7fc72c3cb54e
[   11.313735][  T242] 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
[   11.313736][  T242] RSP: 002b:00007ffc9decbf30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.313739][  T242] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc72c3cb54e
[   11.313740][  T242] RDX: 0000000000000000 RSI: 00007ffc9decbfe0 RDI: 0000000000000005
[   11.313741][  T242] RBP: 00007ffc9decbf40 R08: 0000000000000000 R09: 0000000000000000
[   11.313742][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91647c
[   11.313743][  T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9decc6a0
| [   19.104686][  T299] softirqs last disabled at (24177): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.104689][  T299] Preemption disabled at:
| [   19.104689][  T299] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.104699][  T299] Tainted: [W]=WARN
[   19.104700][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.104702][  T299] Call Trace:
[   19.104703][  T299]  <TASK>
[   19.104705][  T299]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.104711][  T299]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.104713][  T299]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.104717][  T299]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.104721][  T299]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.104727][  T299]  __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))
[   19.104729][  T299]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.104735][  T299]  ? 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)
[   19.104737][  T299]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.104741][  T299]  put_chars (drivers/char/virtio_console.c:1176)
[   19.104743][  T299]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.104745][  T299]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.104748][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.104751][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.104756][  T299]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.104758][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.104760][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.104765][  T299]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.104766][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.104769][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.104773][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.104777][  T299]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.104781][  T299]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.104782][  T299]  ? 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))
[   19.104786][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.104788][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.104792][  T299]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.104796][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.104798][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.104809][  T299]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.104811][  T299]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.104813][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.104816][  T299]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.104819][  T299]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.104821][  T299]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.104824][  T299]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.104829][  T299]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.104834][  T299]  ? 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
[   19.104838][  T299]  _printk (kernel/printk/printk.c:2504)
[   19.104842][  T299]  ? snapshot_read.cold (user.c:?)
[   19.104848][  T299]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   19.104851][  T299] gact_init_module (net/sched/act_gact.c:180) act_gact
[   19.104854][  T299]  do_one_initcall (init/main.c:1357)
[   19.104857][  T299]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.104861][  T299]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.104864][  T299]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.104869][  T299]  do_init_module (kernel/module/main.c:3117)
[   19.104873][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.104877][  T299]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.104880][  T299]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.104884][  T299]  load_module (kernel/module/main.c:3593)
[   19.104891][  T299]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.104895][  T299]  ? __ia32_sys_fsconfig (??:?)
[   19.104899][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.104901][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.104905][  T299]  init_module_from_file (kernel/module/main.c:3790)
[   19.104908][  T299]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.104916][  T299]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.104920][  T299]  ? 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)
[   19.104923][  T299]  idempotent_init_module (kernel/module/main.c:3802)
[   19.104927][  T299]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.104933][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.104935][  T299]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.104942][  T299]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.104944][  T299]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.104947][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.104952][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.104955][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.104957][  T299] RIP: 0033:0x7f9fcb70837d
[   19.104960][  T299] 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
[   19.104962][  T299] RSP: 002b:00007ffe43756808 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.104965][  T299] RAX: ffffffffffffffda RBX: 000055f61d318810 RCX: 00007f9fcb70837d
[   19.104966][  T299] RDX: 0000000000000000 RSI: 000055f5fc3a4ffd RDI: 0000000000000000
[   19.104968][  T299] RBP: 00007ffe437568a0 R08: 0000000000000000 R09: 0000000000000000
[   19.104968][  T299] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f5fc3a4ffd
[   19.104969][  T299] R13: 000055f61d318960 R14: 0000000000040000 R15: 0000000000000000
| [   22.374891][    C0]
| [   22.374891][    C0]
| [   22.374891][    C0] stack backtrace:
| [   22.374898][    C0] Tainted: [W]=WARN
[   22.374898][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.374900][    C0] Call Trace:
[   22.374902][    C0]  <IRQ>
[   22.374903][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.374907][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   22.374909][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   22.374912][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   22.374914][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   22.374916][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   22.374918][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.374920][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.374922][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.374925][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.374927][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.374929][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.374931][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   22.374933][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.374935][    C0]  ? 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))
[   22.374937][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.374939][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.374941][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.374943][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.374945][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.374947][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.374952][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.374954][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.374956][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.374958][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.374959][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.374962][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.374964][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.374966][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.374968][    C0]  _printk (kernel/printk/printk.c:2504)
[   22.374970][    C0]  ? snapshot_read.cold (user.c:?)
[   22.374972][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   22.374975][    C0]  ? __pskb_copy_fclone (./include/linux/skbuff.h:1725)
[   22.374978][    C0]  ? idr_get_free (??:?)
[   22.374981][    C0] tcf_pedit_act.cold (net/sched/act_pedit.c:449 (discriminator 3)) act_pedit
[   22.374983][    C0]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   22.374986][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.374988][    C0]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   22.374991][    C0] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   22.374993][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.374995][    C0]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   22.375001][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.375003][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.375005][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.375008][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.375009][    C0]  ? net_dim (lib/dim/net_dim.c:265 (discriminator 3) lib/dim/net_dim.c:309 (discriminator 3) lib/dim/net_dim.c:364 (discriminator 3))
[   22.375013][    C0]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   22.375015][    C0]  tcf_classify (net/sched/cls_api.c:1875)
[   22.375017][    C0]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   22.375019][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.375021][    C0]  tc_run (net/core/dev.c:4463)
[   22.375023][    C0]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   22.375024][    C0]  ? packet_rcv (net/packet/af_packet.c:2231)
[   22.375028][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   22.375031][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.375033][    C0]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   22.375036][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   22.375039][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.375042][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.375043][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.375045][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.375047][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   22.375049][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.375050][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.375052][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   22.375054][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375057][    C0]  process_backlog (net/core/dev.c:6728)
[   22.375059][    C0]  __napi_poll (net/core/dev.c:7787)
[   22.375061][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.375064][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   22.375066][    C0]  ? __print_lock_name (kernel/locking/lockdep.c:735)
[   22.375070][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375072][    C0]  handle_softirqs (kernel/softirq.c:645)
[   22.375074][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.375075][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.375077][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.375079][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   22.375080][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.375082][    C0]  </IRQ>
[   22.375083][    C0]  <TASK>
[   22.375083][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.375085][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.375087][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   22.375090][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   22.375091][    C0] RSP: 0018:ffffffff9f007cf8 EFLAGS: 00000296
[   22.375094][    C0] RAX: 00000000000a6fb1 RBX: ffffffff9f01c600 RCX: ffffffff9c0f0307
[   22.375095][    C0] RDX: ffffffff9f01c600 RSI: ffffffff9ee38b01 RDI: ffffffff9e88d8e0
[   22.375096][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   22.375097][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3e00fa2
[   22.375098][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   22.375100][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.375102][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.375103][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   22.375105][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   22.375107][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.375109][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   22.375110][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   22.375113][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375115][    C0]  do_idle (kernel/sched/idle.c:355)
[   22.375116][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   22.375118][    C0]  rest_init (init/main.c:727)
[   22.375120][    C0]  ? __cpuidle_text_end (??:?)
[   22.375123][    C0]  ? rest_init (init/main.c:727)
[   22.375124][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   22.375128][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   22.375131][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   22.375133][    C0]  start_kernel (init/main.c:1185)
[   22.375135][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   22.375137][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   22.375139][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   22.375157][    C0] softirqs last disabled at (683955): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.375159][    C0] Preemption disabled at:
| [   22.375160][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   22.375165][    C0] Tainted: [W]=WARN
[   22.375165][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.375166][    C0] Call Trace:
[   22.375166][    C0]  <IRQ>
[   22.375167][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.375169][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   22.375171][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.375174][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.375177][    C0]  ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424)
[   22.375179][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375181][    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))
[   22.375183][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.375185][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.375187][    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)
[   22.375188][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.375190][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   22.375192][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.375194][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   22.375196][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.375198][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.375200][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.375202][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.375204][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.375206][    C0]  ? 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))
[   22.375208][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375210][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.375212][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.375214][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.375216][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.375218][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.375220][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.375222][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375224][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.375226][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.375227][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.375229][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.375231][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.375233][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.375236][    C0]  _printk (kernel/printk/printk.c:2504)
[   22.375238][    C0]  ? snapshot_read.cold (user.c:?)
[   22.375239][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   22.375241][    C0]  ? __pskb_copy_fclone (./include/linux/skbuff.h:1725)
[   22.375244][    C0]  ? idr_get_free (??:?)
[   22.375246][    C0] tcf_pedit_act.cold (net/sched/act_pedit.c:449 (discriminator 3)) act_pedit
[   22.375249][    C0]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   22.375251][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.375253][    C0]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   22.375256][    C0] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   22.375258][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.375260][    C0]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   22.375266][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.375268][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.375270][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.375272][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.375273][    C0]  ? net_dim (lib/dim/net_dim.c:265 (discriminator 3) lib/dim/net_dim.c:309 (discriminator 3) lib/dim/net_dim.c:364 (discriminator 3))
[   22.375275][    C0]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   22.375278][    C0]  tcf_classify (net/sched/cls_api.c:1875)
[   22.375280][    C0]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   22.375282][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.375284][    C0]  tc_run (net/core/dev.c:4463)
[   22.375286][    C0]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   22.375287][    C0]  ? packet_rcv (net/packet/af_packet.c:2231)
[   22.375290][    C0]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   22.375292][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.375294][    C0]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   22.375296][    C0]  ? do_xdp_generic (net/core/dev.c:5732)
[   22.375298][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.375301][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.375303][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.375305][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.375307][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   22.375308][    C0]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.375310][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.375312][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   22.375313][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375316][    C0]  process_backlog (net/core/dev.c:6728)
[   22.375319][    C0]  __napi_poll (net/core/dev.c:7787)
[   22.375321][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.375323][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   22.375325][    C0]  ? __print_lock_name (kernel/locking/lockdep.c:735)
[   22.375329][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375331][    C0]  handle_softirqs (kernel/softirq.c:645)
[   22.375333][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.375334][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.375336][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.375338][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   22.375339][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.375341][    C0]  </IRQ>
[   22.375342][    C0]  <TASK>
[   22.375342][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.375344][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.375346][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   22.375347][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   22.375349][    C0] RSP: 0018:ffffffff9f007cf8 EFLAGS: 00000296
[   22.375350][    C0] RAX: 00000000000a6fb1 RBX: ffffffff9f01c600 RCX: ffffffff9c0f0307
[   22.375351][    C0] RDX: ffffffff9f01c600 RSI: ffffffff9ee38b01 RDI: ffffffff9e88d8e0
[   22.375352][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   22.375352][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3e00fa2
[   22.375353][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   22.375355][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.375357][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.375359][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   22.375360][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   22.375362][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.375364][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   22.375365][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   22.375367][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.375369][    C0]  do_idle (kernel/sched/idle.c:355)
[   22.375370][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   22.375372][    C0]  rest_init (init/main.c:727)
[   22.375374][    C0]  ? __cpuidle_text_end (??:?)
[   22.375377][    C0]  ? rest_init (init/main.c:727)
[   22.375379][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   22.375381][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   22.375383][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   22.375384][    C0]  start_kernel (init/main.c:1185)
[   22.375386][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   22.375388][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print