======================================
| [   10.905945][  T187] softirqs last disabled at (35865): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.905947][  T187] Preemption disabled at:
| [   10.905948][  T187] 0x0
| [   10.905958][  T187] Tainted: [W]=WARN
[   10.905959][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.905961][  T187] Call Trace:
[   10.905963][  T187]  <TASK>
[   10.905964][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.905971][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.905976][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.905980][  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)
[   10.905985][  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))
[   10.905987][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.905993][  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)
[   10.905996][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.905999][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.906002][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.906003][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.906008][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.906013][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.906020][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.906022][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906024][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.906028][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.906032][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.906034][  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))
[   10.906039][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906041][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.906045][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.906049][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.906051][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.906057][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.906059][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.906061][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906064][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.906067][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.906069][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.906072][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.906076][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.906080][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.906083][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.906087][  T187]  ? snapshot_read.cold (user.c:?)
[   10.906090][  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)
[   10.906092][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.906096][  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)
[   10.906099][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.906103][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.906104][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.906107][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.906111][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.906114][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.906116][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.906118][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.906121][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.906125][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.906127][  T187] RIP: 0033:0x7efc85f861b8
[   10.906129][  T187] Code: Unable to access opcode bytes at 0x7efc85f8618e.

Code starting with the faulting instruction
===========================================
[   10.906130][  T187] RSP: 002b:00007ffe0653ac38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.906132][  T187] RAX: ffffffffffffffda RBX: 00007efc860b6f88 RCX: 00007efc85f861b8
[   10.906134][  T187] RDX: 00007efc85cd0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.906135][  T187] RBP: 00007ffe0653ac90 R08: 0000000000000000 R09: 0000000000008010
[   10.906135][  T187] R10: 00007ffe0653aa50 R11: 0000000000000246 R12: 0000000000000001
[   10.906136][  T187] R13: 0000000000000000 R14: 00007efc860b5680 R15: 00007efc860b6fa0
| [   12.491576][  T236] softirqs last disabled at (28996): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.491579][  T236] Preemption disabled at:
| [   12.491579][  T236] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.491588][  T236] Tainted: [W]=WARN
[   12.491589][  T236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.491591][  T236] Call Trace:
[   12.491592][  T236]  <TASK>
[   12.491594][  T236]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.491600][  T236]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.491602][  T236]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.491607][  T236]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.491611][  T236]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.491616][  T236]  __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))
[   12.491618][  T236]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.491623][  T236]  ? 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)
[   12.491626][  T236]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.491629][  T236]  put_chars (drivers/char/virtio_console.c:1176)
[   12.491632][  T236]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.491636][  T236]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.491640][  T236]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.491642][  T236]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.491644][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491646][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491650][  T236]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.491652][  T236]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.491655][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491659][  T236]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.491663][  T236]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.491666][  T236]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.491668][  T236]  ? 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))
[   12.491671][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491674][  T236]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.491678][  T236]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.491682][  T236]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.491683][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491689][  T236]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.491691][  T236]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.491693][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491696][  T236]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.491699][  T236]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.491701][  T236]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.491704][  T236]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.491708][  T236]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.491711][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.491712][  T236]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.491716][  T236]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.491720][  T236]  _printk (kernel/printk/printk.c:2504)
[   12.491723][  T236]  ? snapshot_read.cold (user.c:?)
[   12.491727][  T236]  ? br_multicast_flood (??:?) bridge
[   12.491740][  T236]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.491741][  T236]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.491743][  T236]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.491747][  T236] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.491757][  T236] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.491765][  T236] new_nbp (net/bridge/br_if.c:449) bridge
[   12.491774][  T236] br_add_if (net/bridge/br_if.c:592) bridge
[   12.491781][  T236]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.491785][  T236]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.491788][  T236]  ? __kernel_text_address (kernel/extable.c:79)
[   12.491792][  T236]  do_set_master (net/core/rtnetlink.c:3071)
[   12.491797][  T236]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.491800][  T236]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.491803][  T236]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.491804][  T236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.491807][  T236]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.491810][  T236]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.491812][  T236]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.491814][  T236]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.491817][  T236]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.491820][  T236]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.491821][  T236]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.491824][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491826][  T236]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.491829][  T236]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.491833][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.491835][  T236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.491838][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491840][  T236]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.491842][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491843][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491846][  T236]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.491850][  T236]  ? __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)
[   12.491851][  T236]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.491853][  T236]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.491857][  T236]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.491858][  T236]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.491863][  T236]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.491869][  T236]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.491874][  T236]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.491876][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491880][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.491882][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.491884][  T236]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.491886][  T236]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.491890][  T236]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.491892][  T236]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.491895][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.491896][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491901][  T236]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.491902][  T236]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.491906][  T236]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.491907][  T236]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.491910][  T236]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.491917][  T236]  ? 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))
[   12.491918][  T236]  ? 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))
[   12.491922][  T236]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.491926][  T236]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.491929][  T236]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.491933][  T236]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.491937][  T236]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.491941][  T236]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.491946][  T236]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.491948][  T236]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.491950][  T236]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.491952][  T236]  ? move_addr_to_kernel (net/socket.c:258)
[   12.491959][  T236]  ___sys_sendmsg (net/socket.c:2767)
[   12.491962][  T236]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.491978][  T236]  __sys_sendmsg (net/socket.c:2799)
[   12.491981][  T236]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.491987][  T236]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.491991][  T236]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.491993][  T236]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.491996][  T236]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.491998][  T236] RIP: 0033:0x7ff29578a54e
[   12.492002][  T236] 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
[   12.492004][  T236] RSP: 002b:00007ffcf05f73b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.492007][  T236] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff29578a54e
[   12.492009][  T236] RDX: 0000000000000000 RSI: 00007ffcf05f7460 RDI: 0000000000000005
[   12.492010][  T236] RBP: 00007ffcf05f73c0 R08: 0000000000000000 R09: 0000000000000000
[   12.492010][  T236] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9103e9
[   12.492011][  T236] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf05f7b20
| [   18.038308][  T264] softirqs last disabled at (17623): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.038311][  T264] Preemption disabled at:
| [   18.038311][  T264] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.038320][  T264] Tainted: [W]=WARN
[   18.038321][  T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.038323][  T264] Call Trace:
[   18.038325][  T264]  <TASK>
[   18.038326][  T264]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.038332][  T264]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.038334][  T264]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.038339][  T264]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.038343][  T264]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.038348][  T264]  __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))
[   18.038351][  T264]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.038357][  T264]  ? 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)
[   18.038359][  T264]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.038362][  T264]  put_chars (drivers/char/virtio_console.c:1176)
[   18.038364][  T264]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.038367][  T264]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.038370][  T264]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.038373][  T264]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.038377][  T264]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.038380][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.038382][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.038386][  T264]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.038388][  T264]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.038391][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.038398][  T264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.038402][  T264]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.038406][  T264]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.038408][  T264]  ? 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))
[   18.038411][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.038413][  T264]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.038417][  T264]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.038422][  T264]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.038424][  T264]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.038429][  T264]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.038432][  T264]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.038434][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.038436][  T264]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.038440][  T264]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.038441][  T264]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.038445][  T264]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.038449][  T264]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.038455][  T264]  ? 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
[   18.038459][  T264]  _printk (kernel/printk/printk.c:2504)
[   18.038463][  T264]  ? snapshot_read.cold (user.c:?)
[   18.038469][  T264]  ? 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)
[   18.038472][  T264] gact_init_module (net/sched/act_gact.c:180) act_gact
[   18.038475][  T264]  do_one_initcall (init/main.c:1357)
[   18.038478][  T264]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.038483][  T264]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.038486][  T264]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.038490][  T264]  do_init_module (kernel/module/main.c:3117)
[   18.038494][  T264]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.038499][  T264]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.038502][  T264]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.038506][  T264]  load_module (kernel/module/main.c:3593)
[   18.038513][  T264]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.038517][  T264]  ? __ia32_sys_fsconfig (??:?)
[   18.038520][  T264]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.038524][  T264]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.038526][  T264]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.038529][  T264]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.038533][  T264]  init_module_from_file (kernel/module/main.c:3790)
[   18.038536][  T264]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.038544][  T264]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.038548][  T264]  ? 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)
[   18.038551][  T264]  idempotent_init_module (kernel/module/main.c:3802)
[   18.038555][  T264]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.038561][  T264]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.038564][  T264]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.038570][  T264]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.038572][  T264]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.038576][  T264]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.038578][  T264]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.038581][  T264]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.038583][  T264] RIP: 0033:0x7f764687c37d
[   18.038586][  T264] 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
[   18.038588][  T264] RSP: 002b:00007fff754605f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.038591][  T264] RAX: ffffffffffffffda RBX: 000055745c7c6810 RCX: 00007f764687c37d
[   18.038592][  T264] RDX: 0000000000000000 RSI: 000055745314fffd RDI: 0000000000000000
[   18.038593][  T264] RBP: 00007fff75460690 R08: 0000000000000000 R09: 0000000000000000
[   18.038594][  T264] R10: 0000000000000000 R11: 0000000000000246 R12: 000055745314fffd
[   18.038595][  T264] R13: 000055745c7c6960 R14: 0000000000040000 R15: 0000000000000000
| [   28.016141][    C3] softirqs last disabled at (545905): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.016143][    C3] Preemption disabled at:
| [   28.016143][    C3] 0x0
| [   28.016154][    C3] Tainted: [W]=WARN
[   28.016155][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.016157][    C3] Call Trace:
[   28.016159][    C3]  <IRQ>
[   28.016161][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.016167][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.016171][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.016175][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.016177][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016181][    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))
[   28.016185][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.016188][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.016192][    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)
[   28.016193][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.016196][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   28.016198][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.016200][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.016203][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.016207][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.016208][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016210][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.016212][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.016215][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.016217][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016219][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016220][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.016222][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.016224][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.016227][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.016229][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.016231][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.016233][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.016235][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016236][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.016238][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.016240][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.016242][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.016244][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.016246][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.016248][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.016261][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.016262][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.016269][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.016275][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   28.016279][    C3]  _printk (kernel/printk/printk.c:2504)
[   28.016282][    C3]  ? snapshot_read.cold (user.c:?)
[   28.016283][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.016288][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.016290][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.016292][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.016294][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.016297][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.016299][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.016301][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.016303][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.016305][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.016312][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016314][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.016316][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.016322][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.016324][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.016330][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.016337][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.016343][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.016346][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.016347][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.016351][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.016353][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.016355][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016357][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.016359][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.016368][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.016369][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.016372][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.016375][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.016377][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.016379][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.016381][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016383][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.016385][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.016386][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.016388][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.016390][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.016392][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.016395][    C3]  </IRQ>
[   28.016395][    C3]  <TASK>
[   28.016396][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.016398][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.016400][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.016403][    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
[   28.016404][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.016408][    C3] RAX: 000000000008546f RBX: ff11000001c88040 RCX: ffffffffa2cf0307
[   28.016409][    C3] RDX: ff11000001c88040 RSI: ffffffffa5a38b01 RDI: ffffffffa548d8e0
[   28.016410][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.016411][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.016412][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.016413][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.016417][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.016419][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.016421][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.016428][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.016430][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.016432][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.016434][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.016436][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.016437][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.016439][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.016441][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.016443][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.088151][    C3]
| [   28.088266][    C3]
| [   28.088266][    C3] stack backtrace:
| [   28.088447][    C3] Tainted: [W]=WARN
[   28.088448][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.088449][    C3] Call Trace:
[   28.088451][    C3]  <IRQ>
[   28.088453][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.088458][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.088461][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.088464][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.088466][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.088468][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.088470][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.088472][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.088479][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.088483][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.088485][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.088491][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.088493][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.088499][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.088506][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.088512][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.088514][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.088516][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.088519][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.088522][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.088523][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.088526][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.088528][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.088535][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.088536][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.088539][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.088542][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.088544][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.088546][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.088548][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.088550][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.088552][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.088553][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.088555][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.088557][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.088558][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.088560][    C3]  </IRQ>
[   28.088561][    C3]  <TASK>
[   28.088561][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.088563][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.088565][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.088567][    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
[   28.088569][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.088571][    C3] RAX: 000000000008546f RBX: ff11000001c88040 RCX: ffffffffa2cf0307
[   28.088572][    C3] RDX: ff11000001c88040 RSI: ffffffffa5a38b01 RDI: ffffffffa548d8e0
[   28.088573][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.088574][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.088575][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.088577][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.088579][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.088581][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.088583][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.088584][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.088586][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.088588][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.088589][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.088591][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.088593][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.088594][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.088596][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.088598][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   30.693838][  T482] softirqs last disabled at (0): 0x0
| [   30.693841][  T482] Preemption disabled at:
| [   30.693842][  T482] 0x0
| [   30.693852][  T482] Tainted: [W]=WARN
[   30.693853][  T482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.693856][  T482] Call Trace:
[   30.693857][  T482]  <TASK>
[   30.693859][  T482]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.693866][  T482]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.693871][  T482]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.693875][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693880][  T482]  __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))
[   30.693884][  T482]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.693888][  T482]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.693893][  T482]  ? 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)
[   30.693895][  T482]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.693898][  T482]  put_chars (drivers/char/virtio_console.c:1176)
[   30.693901][  T482]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.693904][  T482]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   30.693908][  T482]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.693913][  T482]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.693916][  T482]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.693918][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693921][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.693924][  T482]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.693928][  T482]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.693931][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693933][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693936][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693938][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.693941][  T482]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.693943][  T482]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.693947][  T482]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.693951][  T482]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.693953][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.693956][  T482]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.693958][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693960][  T482]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.693962][  T482]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.693964][  T482]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.693967][  T482]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.693970][  T482]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.693973][  T482]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.693977][  T482]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.693979][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.693982][  T482]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.693986][  T482]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   30.693988][  T482]  _printk (kernel/printk/printk.c:2504)
[   30.693992][  T482]  ? snapshot_read.cold (user.c:?)
[   30.693995][  T482]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   30.694002][  T482] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   30.694020][  T482] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   30.694033][  T482] br_device_event (net/bridge/br.c:111) bridge
[   30.694049][  T482]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   30.694053][  T482]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   30.694057][  T482]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   30.694062][  T482]  notifier_call_chain (kernel/notifier.c:85)
[   30.694066][  T482]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   30.694071][  T482]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.694073][  T482]  ? netif_change_name (net/core/dev.c:1517)
[   30.694076][  T482]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   30.694079][  T482]  ? __kernel_text_address (kernel/extable.c:79)
[   30.694082][  T482]  ? write_profile (profile.c:?)
[   30.694085][  T482]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.694089][  T482]  netif_change_flags (net/core/dev.c:9882)
[   30.694092][  T482]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   30.694096][  T482]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.694099][  T482]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.694100][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694103][  T482]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.694108][  T482]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.694111][  T482]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.694113][  T482]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.694116][  T482]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   30.694118][  T482]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   30.694120][  T482]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   30.694122][  T482]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.694123][  T482]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.694127][  T482]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.694129][  T482]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.694131][  T482]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.694134][  T482]  ? ___sys_sendmsg (net/socket.c:2767)
[   30.694136][  T482]  ? __sys_sendmsg (net/socket.c:2799)
[   30.694138][  T482]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.694141][  T482]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.694145][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694147][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.694149][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694151][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694154][  T482]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.694158][  T482]  ? __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)
[   30.694160][  T482]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.694162][  T482]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.694165][  T482]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.694168][  T482]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.694172][  T482]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.694175][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694178][  T482]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.694179][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.694182][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694185][  T482]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   30.694188][  T482]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.694191][  T482]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.694193][  T482]  ? __kernel_text_address (kernel/extable.c:79)
[   30.694195][  T482]  ? write_profile (profile.c:?)
[   30.694196][  T482]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.694199][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694201][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694203][  T482]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.694207][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.694209][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694212][  T482]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.694214][  T482]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.694217][  T482]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.694219][  T482]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.694221][  T482]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.694225][  T482]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.694227][  T482]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.694229][  T482]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.694232][  T482]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.694233][  T482]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   30.694238][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694240][  T482]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.694243][  T482]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.694246][  T482]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.694248][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694251][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694253][  T482]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.694256][  T482]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.694259][  T482]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.694262][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694265][  T482]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.694268][  T482]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.694270][  T482]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.694273][  T482]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.694275][  T482]  ? move_addr_to_kernel (net/socket.c:258)
[   30.694278][  T482]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.694282][  T482]  ___sys_sendmsg (net/socket.c:2767)
[   30.694284][  T482]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.694293][  T482]  __sys_sendmsg (net/socket.c:2799)
[   30.694296][  T482]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.694300][  T482]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.694303][  T482]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.694305][  T482]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.694308][  T482]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.694311][  T482] RIP: 0033:0x7f035bafb54e
[   30.694314][  T482] 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
[   30.694317][  T482] RSP: 002b:00007ffd99a40f20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.694321][  T482] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f035bafb54e
[   30.694323][  T482] RDX: 0000000000000000 RSI: 00007ffd99a40fd0 RDI: 0000000000000005
[   30.694325][  T482] RBP: 00007ffd99a40f30 R08: 0000000000000000 R09: 0000000000000000
[   30.694326][  T482] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9103fc


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars