======================================
| [   10.029749][  T187] softirqs last disabled at (51516): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.029751][  T187] Preemption disabled at:
| [   10.029752][  T187] 0x0
| [   10.029762][  T187] Tainted: [W]=WARN
[   10.029763][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.029765][  T187] Call Trace:
[   10.029766][  T187]  <TASK>
[   10.029768][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.029775][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.029779][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.029783][  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)
[   10.029789][  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))
[   10.029791][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.029797][  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)
[   10.029804][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.029807][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.029810][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.029811][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.029816][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.029821][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.029827][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.029829][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.029832][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.029836][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.029839][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.029841][  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))
[   10.029844][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.029846][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.029850][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.029854][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.029856][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.029861][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.029864][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.029865][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.029868][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.029871][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.029873][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.029876][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.029880][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.029883][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.029887][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.029891][  T187]  ? snapshot_read.cold (user.c:?)
[   10.029893][  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)
[   10.029896][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.029899][  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)
[   10.029902][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.029906][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.029908][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.029910][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.029914][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.029917][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.029919][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.029921][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.029924][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.029927][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.029929][  T187] RIP: 0033:0x7ff7ce8981b8
[   10.029931][  T187] Code: Unable to access opcode bytes at 0x7ff7ce89818e.

Code starting with the faulting instruction
===========================================
[   10.029933][  T187] RSP: 002b:00007fff388f06d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.029935][  T187] RAX: ffffffffffffffda RBX: 00007ff7ce9c8f88 RCX: 00007ff7ce8981b8
[   10.029936][  T187] RDX: 00007ff7ce5e2fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.029937][  T187] RBP: 00007fff388f0730 R08: 0000000000000000 R09: 0000000000008010
[   10.029938][  T187] R10: 00007fff388f04f0 R11: 0000000000000246 R12: 0000000000000001
[   10.029939][  T187] R13: 0000000000000000 R14: 00007ff7ce9c7680 R15: 00007ff7ce9c8fa0
| [   11.340272][  T242] softirqs last disabled at (15410): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.340274][  T242] Preemption disabled at:
| [   11.340275][  T242] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.340284][  T242] Tainted: [W]=WARN
[   11.340285][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.340287][  T242] Call Trace:
[   11.340288][  T242]  <TASK>
[   11.340290][  T242]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.340296][  T242]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.340299][  T242]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.340303][  T242]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.340308][  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)
[   11.340313][  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))
[   11.340315][  T242]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.340321][  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)
[   11.340324][  T242]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.340327][  T242]  put_chars (drivers/char/virtio_console.c:1176)
[   11.340330][  T242]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.340335][  T242]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.340339][  T242]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.340342][  T242]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.340344][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340345][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340356][  T242]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.340359][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.340364][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340368][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.340372][  T242]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.340376][  T242]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.340378][  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))
[   11.340381][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340384][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.340388][  T242]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.340392][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.340394][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340399][  T242]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.340402][  T242]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.340404][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340406][  T242]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.340410][  T242]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.340412][  T242]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.340415][  T242]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.340419][  T242]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.340421][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.340423][  T242]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.340427][  T242]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.340431][  T242]  _printk (kernel/printk/printk.c:2504)
[   11.340435][  T242]  ? snapshot_read.cold (user.c:?)
[   11.340438][  T242]  ? br_multicast_flood (??:?) bridge
[   11.340452][  T242]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.340454][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.340455][  T242]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.340459][  T242] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.340472][  T242] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.340481][  T242] new_nbp (net/bridge/br_if.c:449) bridge
[   11.340491][  T242] br_add_if (net/bridge/br_if.c:592) bridge
[   11.340499][  T242]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.340503][  T242]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.340506][  T242]  ? __kernel_text_address (kernel/extable.c:79)
[   11.340510][  T242]  do_set_master (net/core/rtnetlink.c:3071)
[   11.340515][  T242]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.340518][  T242]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.340521][  T242]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.340523][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.340525][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.340529][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.340532][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.340533][  T242]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.340536][  T242]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.340539][  T242]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.340541][  T242]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.340544][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340546][  T242]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.340548][  T242]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.340553][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.340555][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.340558][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340560][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.340562][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340564][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340566][  T242]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.340570][  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)
[   11.340572][  T242]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.340574][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.340577][  T242]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.340579][  T242]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.340584][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.340589][  T242]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.340595][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.340597][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340601][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.340603][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.340605][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.340607][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.340611][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.340613][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.340616][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.340617][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340622][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.340624][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.340627][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.340629][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.340632][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.340638][  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))
[   11.340640][  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))
[   11.340644][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.340648][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.340651][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.340655][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.340659][  T242]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.340663][  T242]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.340668][  T242]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.340670][  T242]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.340673][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.340674][  T242]  ? move_addr_to_kernel (net/socket.c:258)
[   11.340682][  T242]  ___sys_sendmsg (net/socket.c:2767)
[   11.340685][  T242]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.340700][  T242]  __sys_sendmsg (net/socket.c:2799)
[   11.340703][  T242]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.340710][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.340714][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.340716][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.340719][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.340721][  T242] RIP: 0033:0x7f6c4821354e
[   11.340725][  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
[   11.340727][  T242] RSP: 002b:00007fff5f83a840 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.340730][  T242] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6c4821354e
[   11.340731][  T242] RDX: 0000000000000000 RSI: 00007fff5f83a8f0 RDI: 0000000000000005
[   11.340732][  T242] RBP: 00007fff5f83a850 R08: 0000000000000000 R09: 0000000000000000
[   11.340733][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9105f3
[   11.340734][  T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff5f83afb0
| [   19.160549][  T299] softirqs last disabled at (16817): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.160552][  T299] Preemption disabled at:
| [   19.160552][  T299] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.160561][  T299] Tainted: [W]=WARN
[   19.160562][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.160564][  T299] Call Trace:
[   19.160566][  T299]  <TASK>
[   19.160567][  T299]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.160573][  T299]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.160575][  T299]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.160580][  T299]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.160584][  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)
[   19.160589][  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))
[   19.160591][  T299]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.160597][  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)
[   19.160600][  T299]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.160603][  T299]  put_chars (drivers/char/virtio_console.c:1176)
[   19.160605][  T299]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.160608][  T299]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.160611][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.160614][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.160618][  T299]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.160621][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.160623][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.160627][  T299]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.160629][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.160632][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.160635][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.160639][  T299]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.160643][  T299]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.160645][  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))
[   19.160648][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.160650][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.160654][  T299]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.160658][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.160660][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.160665][  T299]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.160668][  T299]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.160670][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.160672][  T299]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.160676][  T299]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.160678][  T299]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.160681][  T299]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.160685][  T299]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.160691][  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
[   19.160695][  T299]  _printk (kernel/printk/printk.c:2504)
[   19.160699][  T299]  ? snapshot_read.cold (user.c:?)
[   19.160705][  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)
[   19.160708][  T299] gact_init_module (net/sched/act_gact.c:180) act_gact
[   19.160711][  T299]  do_one_initcall (init/main.c:1357)
[   19.160713][  T299]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   19.160718][  T299]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   19.160721][  T299]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   19.160726][  T299]  do_init_module (kernel/module/main.c:3117)
[   19.160729][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.160734][  T299]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   19.160737][  T299]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   19.160741][  T299]  load_module (kernel/module/main.c:3593)
[   19.160748][  T299]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   19.160752][  T299]  ? __ia32_sys_fsconfig (??:?)
[   19.160756][  T299]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.160758][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.160762][  T299]  init_module_from_file (kernel/module/main.c:3790)
[   19.160766][  T299]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   19.160774][  T299]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.160777][  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)
[   19.160780][  T299]  idempotent_init_module (kernel/module/main.c:3802)
[   19.160784][  T299]  ? init_module_from_file (kernel/module/main.c:3791)
[   19.160790][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.160792][  T299]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.160799][  T299]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   19.160801][  T299]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.160805][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.160807][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.160809][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.160811][  T299] RIP: 0033:0x7f7773a3a37d
[   19.160814][  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
[   19.160816][  T299] RSP: 002b:00007fff6f69f358 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   19.160819][  T299] RAX: ffffffffffffffda RBX: 00005648c4771810 RCX: 00007f7773a3a37d
[   19.160820][  T299] RDX: 0000000000000000 RSI: 00005648c318fffd RDI: 0000000000000000
[   19.160821][  T299] RBP: 00007fff6f69f3f0 R08: 0000000000000000 R09: 0000000000000000
[   19.160822][  T299] R10: 0000000000000000 R11: 0000000000000246 R12: 00005648c318fffd
[   19.160823][  T299] R13: 00005648c4771960 R14: 0000000000040000 R15: 0000000000000000
| [   22.403297][    C3]
| [   22.403297][    C3]
| [   22.403297][    C3] stack backtrace:
| [   22.403304][    C3] Tainted: [W]=WARN
[   22.403305][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.403306][    C3] Call Trace:
[   22.403308][    C3]  <IRQ>
[   22.403309][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.403314][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   22.403316][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   22.403319][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   22.403321][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   22.403322][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   22.403324][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.403326][    C3]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.403328][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403331][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.403333][    C3]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.403335][    C3]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   22.403336][    C3]  console_emit_next_record (kernel/printk/printk.c:3177)
[   22.403338][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.403340][    C3]  ? 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))
[   22.403342][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403344][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.403346][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.403351][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.403353][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403357][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.403359][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.403361][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403362][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.403364][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.403366][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.403368][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.403370][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.403372][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.403374][    C3]  _printk (kernel/printk/printk.c:2504)
[   22.403376][    C3]  ? snapshot_read.cold (user.c:?)
[   22.403378][    C3]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   22.403380][    C3]  ? __pskb_copy_fclone (./include/linux/skbuff.h:1725)
[   22.403384][    C3]  ? idr_get_free (??:?)
[   22.403386][    C3] tcf_pedit_act.cold (net/sched/act_pedit.c:449 (discriminator 3)) act_pedit
[   22.403388][    C3]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   22.403391][    C3]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   22.403394][    C3] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   22.403396][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.403398][    C3]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   22.403403][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.403406][    C3]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.403408][    C3]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.403410][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403411][    C3]  ? 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))
[   22.403414][    C3]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   22.403417][    C3]  tcf_classify (net/sched/cls_api.c:1875)
[   22.403419][    C3]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   22.403421][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.403423][    C3]  tc_run (net/core/dev.c:4463)
[   22.403425][    C3]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   22.403426][    C3]  ? packet_rcv (net/packet/af_packet.c:2231)
[   22.403429][    C3]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   22.403432][    C3]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.403433][    C3]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   22.403437][    C3]  ? do_xdp_generic (net/core/dev.c:5732)
[   22.403439][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.403442][    C3]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.403443][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403445][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.403447][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   22.403449][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.403450][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.403452][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   22.403454][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403456][    C3]  process_backlog (net/core/dev.c:6728)
[   22.403459][    C3]  __napi_poll (net/core/dev.c:7787)
[   22.403461][    C3]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.403463][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403465][    C3]  ? __napi_poll (./include/net/gro.h:507)
[   22.403467][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.403469][    C3]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   22.403471][    C3]  ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   22.403474][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403476][    C3]  handle_softirqs (kernel/softirq.c:645)
[   22.403478][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.403479][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.403481][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.403483][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   22.403484][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.403486][    C3]  </IRQ>
[   22.403486][    C3]  <TASK>
[   22.403487][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.403489][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.403490][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   22.403493][    C3] 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
[   22.403495][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   22.403497][    C3] RAX: 00000000000b114d RBX: ff11000001c88040 RCX: ffffffff93af0307
[   22.403498][    C3] RDX: ff11000001c88040 RSI: ffffffff96838b01 RDI: ffffffff9628d8e0
[   22.403499][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   22.403500][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   22.403501][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   22.403502][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.403504][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   22.403506][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   22.403508][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.403509][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   22.403511][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   22.403512][    C3]  ? trace_sched_exit_tp (./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/sched.h:886)
[   22.403515][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403517][    C3]  do_idle (kernel/sched/idle.c:355)
[   22.403518][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   22.403520][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   22.403521][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   22.403523][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   22.403541][    C3] softirqs last disabled at (725327): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.403543][    C3] Preemption disabled at:
| [   22.403543][    C3] 0x0
| [   22.403548][    C3] Tainted: [W]=WARN
[   22.403549][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.403549][    C3] Call Trace:
[   22.403550][    C3]  <IRQ>
[   22.403550][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.403553][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.403556][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.403558][    C3]  ? nbcon_get_cpu_emergency_nesting (kernel/printk/nbcon.c:1424)
[   22.403560][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403562][    C3]  __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))
[   22.403564][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   22.403566][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.403567][    C3]  ? 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)
[   22.403569][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.403571][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   22.403573][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.403574][    C3]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   22.403576][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.403579][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.403580][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.403582][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.403584][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.403586][    C3]  ? 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))
[   22.403588][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403590][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.403592][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.403594][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.403596][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403598][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.403600][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.403601][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403603][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.403605][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.403606][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.403608][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.403610][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.403612][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.403614][    C3]  _printk (kernel/printk/printk.c:2504)
[   22.403616][    C3]  ? snapshot_read.cold (user.c:?)
[   22.403618][    C3]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   22.403620][    C3]  ? __pskb_copy_fclone (./include/linux/skbuff.h:1725)
[   22.403622][    C3]  ? idr_get_free (??:?)
[   22.403624][    C3] tcf_pedit_act.cold (net/sched/act_pedit.c:449 (discriminator 3)) act_pedit
[   22.403627][    C3]  ? tcf_pedit_keys_ex_parse (net/sched/act_pedit.c:92 (discriminator 2)) act_pedit
[   22.403629][    C3]  tcf_action_exec.part.0 (./include/net/tc_wrapper.h:254 net/sched/act_api.c:1162)
[   22.403632][    C3] fl_classify (./include/net/pkt_cls.h:361 net/sched/cls_flower.c:352) cls_flower
[   22.403634][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.403636][    C3]  ? fl_mask_lookup (net/sched/cls_flower.c:303) cls_flower
[   22.403642][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.403644][    C3]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.403645][    C3]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.403647][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403648][    C3]  ? 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))
[   22.403650][    C3]  __tcf_classify (./include/net/tc_wrapper.h:260 net/sched/cls_api.c:1779)
[   22.403652][    C3]  tcf_classify (net/sched/cls_api.c:1875)
[   22.403655][    C3]  ? __tcf_classify (net/sched/cls_api.c:1784)
[   22.403657][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.403658][    C3]  tc_run (net/core/dev.c:4463)
[   22.403660][    C3]  ? netdev_offload_xstats_push_delta (net/core/dev.c:9326 net/core/dev.c:9461)
[   22.403661][    C3]  ? packet_rcv (net/packet/af_packet.c:2231)
[   22.403664][    C3]  __netif_receive_skb_core.constprop.0 (net/core/dev.c:4538 (discriminator 1) net/core/dev.c:6115 (discriminator 1))
[   22.403666][    C3]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   22.403668][    C3]  ? kasan_quarantine_put (mm/kasan/quarantine.c:234 (discriminator 6))
[   22.403670][    C3]  ? do_xdp_generic (net/core/dev.c:5732)
[   22.403672][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.403675][    C3]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.403676][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403678][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.403680][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6262)
[   22.403682][    C3]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.403683][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   22.403685][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   22.403686][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403689][    C3]  process_backlog (net/core/dev.c:6728)
[   22.403691][    C3]  __napi_poll (net/core/dev.c:7787)
[   22.403693][    C3]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   22.403696][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.403697][    C3]  ? __napi_poll (./include/net/gro.h:507)
[   22.403699][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.403702][    C3]  ? _raw_spin_unlock_irq (./include/linux/spinlock_api_smp.h:220 (discriminator 1) kernel/locking/spinlock.c:229 (discriminator 1))
[   22.403703][    C3]  ? run_timer_softirq (kernel/time/timer.c:2387 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   22.403705][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403707][    C3]  handle_softirqs (kernel/softirq.c:645)
[   22.403709][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.403710][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   22.403712][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   22.403713][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   22.403715][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   22.403717][    C3]  </IRQ>
[   22.403717][    C3]  <TASK>
[   22.403717][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.403719][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   22.403720][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   22.403722][    C3] 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
[   22.403723][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   22.403725][    C3] RAX: 00000000000b114d RBX: ff11000001c88040 RCX: ffffffff93af0307
[   22.403726][    C3] RDX: ff11000001c88040 RSI: ffffffff96838b01 RDI: ffffffff9628d8e0
[   22.403726][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   22.403727][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   22.403728][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   22.403729][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.403731][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   22.403733][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   22.403735][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   22.403736][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   22.403738][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   22.403739][    C3]  ? trace_sched_exit_tp (./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/sched.h:886)
[   22.403741][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.403743][    C3]  do_idle (kernel/sched/idle.c:355)
[   22.403744][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   22.403746][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   22.403747][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))


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