======================================
| [   10.293275][  T186] softirqs last disabled at (49045): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.293277][  T186] Preemption disabled at:
| [   10.293278][  T186] 0x0
| [   10.293288][  T186] Tainted: [W]=WARN
[   10.293289][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.293291][  T186] Call Trace:
[   10.293293][  T186]  <TASK>
[   10.293294][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.293301][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.293305][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.293310][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.293315][  T186]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.293317][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.293323][  T186]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.293325][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.293329][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[   10.293331][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.293333][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.293338][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.293343][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.293349][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.293351][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.293354][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.293358][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.293361][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.293363][  T186]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.293366][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.293369][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.293373][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.293377][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.293379][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.293384][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.293387][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.293388][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.293391][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.293394][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.293396][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.293400][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.293403][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.293407][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.293410][  T186]  _printk (kernel/printk/printk.c:2504)
[   10.293414][  T186]  ? snapshot_read.cold (user.c:?)
[   10.293417][  T186]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.293419][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.293423][  T186]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   10.293426][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.293430][  T186]  ? exit_notify (kernel/exit.c:780)
[   10.293432][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.293434][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.293439][  T186]  do_group_exit (kernel/exit.c:1151)
[   10.293441][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.293443][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.293445][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.293448][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.293451][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.293454][  T186] RIP: 0033:0x7f7d16cf41b8
[   10.293456][  T186] Code: Unable to access opcode bytes at 0x7f7d16cf418e.

Code starting with the faulting instruction
===========================================
[   10.293457][  T186] RSP: 002b:00007ffc315f1c38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.293460][  T186] RAX: ffffffffffffffda RBX: 00007f7d16e24f88 RCX: 00007f7d16cf41b8
[   10.293461][  T186] RDX: 00007f7d16a3efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.293462][  T186] RBP: 00007ffc315f1c90 R08: 0000000000000000 R09: 0000000000008010
[   10.293463][  T186] R10: 00007ffc315f1a50 R11: 0000000000000246 R12: 0000000000000001
[   10.293463][  T186] R13: 0000000000000000 R14: 00007f7d16e23680 R15: 00007f7d16e24fa0
| [   12.291998][  T256] softirqs last disabled at (13960): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.292000][  T256] Preemption disabled at:
| [   12.292001][  T256] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.292010][  T256] Tainted: [W]=WARN
[   12.292011][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.292013][  T256] Call Trace:
[   12.292015][  T256]  <TASK>
[   12.292016][  T256]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.292022][  T256]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.292025][  T256]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.292029][  T256]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.292034][  T256]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.292039][  T256]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.292041][  T256]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.292047][  T256]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.292050][  T256]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.292053][  T256]  put_chars (drivers/char/virtio_console.c:1176)
[   12.292056][  T256]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.292060][  T256]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.292063][  T256]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.292066][  T256]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.292068][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292069][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292073][  T256]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.292075][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.292078][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292082][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.292086][  T256]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.292090][  T256]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.292091][  T256]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.292095][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292097][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.292101][  T256]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.292105][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.292107][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292112][  T256]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.292115][  T256]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.292117][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292119][  T256]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.292124][  T256]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.292125][  T256]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.292128][  T256]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.292132][  T256]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.292135][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.292136][  T256]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.292141][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.292144][  T256]  _printk (kernel/printk/printk.c:2504)
[   12.292148][  T256]  ? snapshot_read.cold (user.c:?)
[   12.292151][  T256]  ? br_multicast_flood (??:?) bridge
[   12.292165][  T256]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.292166][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.292167][  T256]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.292172][  T256] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.292182][  T256] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.292190][  T256] new_nbp (net/bridge/br_if.c:449) bridge
[   12.292199][  T256] br_add_if (net/bridge/br_if.c:592) bridge
[   12.292206][  T256]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.292210][  T256]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.292213][  T256]  ? __kernel_text_address (kernel/extable.c:79)
[   12.292217][  T256]  do_set_master (net/core/rtnetlink.c:3071)
[   12.292222][  T256]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.292225][  T256]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.292228][  T256]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.292229][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.292231][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.292234][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.292237][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.292239][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.292241][  T256]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.292244][  T256]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.292246][  T256]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.292249][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292250][  T256]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.292253][  T256]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.292258][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.292259][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.292262][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292264][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.292266][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292268][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292270][  T256]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.292274][  T256]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.292275][  T256]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.292277][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.292281][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.292282][  T256]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.292287][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.292292][  T256]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.292297][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.292299][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292304][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.292305][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.292308][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.292309][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.292313][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.292315][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.292318][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.292319][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292324][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.292325][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.292329][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.292331][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.292333][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.292339][  T256]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.292341][  T256]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.292345][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.292349][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.292352][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.292356][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.292359][  T256]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.292363][  T256]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.292368][  T256]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.292371][  T256]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.292373][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.292374][  T256]  ? move_addr_to_kernel (net/socket.c:258)
[   12.292381][  T256]  ___sys_sendmsg (net/socket.c:2767)
[   12.292384][  T256]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.292400][  T256]  __sys_sendmsg (net/socket.c:2799)
[   12.292402][  T256]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.292409][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.292412][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.292415][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.292417][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.292420][  T256] RIP: 0033:0x7f5a477bf54e
[   12.292423][  T256] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.292425][  T256] RSP: 002b:00007fff43f9f970 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.292428][  T256] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5a477bf54e
[   12.292429][  T256] RDX: 0000000000000000 RSI: 00007fff43f9fa20 RDI: 0000000000000005
[   12.292430][  T256] RBP: 00007fff43f9f980 R08: 0000000000000000 R09: 0000000000000000
[   12.292431][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9135bc
[   12.292432][  T256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff43fa00e0
| [   18.715059][  T316] softirqs last disabled at (23625): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.715062][  T316] Preemption disabled at:
| [   18.715062][  T316] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.715071][  T316] Tainted: [W]=WARN
[   18.715072][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.715074][  T316] Call Trace:
[   18.715076][  T316]  <TASK>
[   18.715077][  T316]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.715083][  T316]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.715085][  T316]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.715090][  T316]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.715094][  T316]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.715099][  T316]  __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))
[   18.715101][  T316]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.715107][  T316]  ? 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)
[   18.715109][  T316]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.715112][  T316]  put_chars (drivers/char/virtio_console.c:1176)
[   18.715115][  T316]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.715117][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.715122][  T316]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.715124][  T316]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.715128][  T316]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.715131][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.715135][  T316]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.715138][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.715143][  T316]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.715146][  T316]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.715148][  T316]  ? 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))
[   18.715151][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.715153][  T316]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.715157][  T316]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.715161][  T316]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.715163][  T316]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.715167][  T316]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.715170][  T316]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.715172][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.715174][  T316]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.715178][  T316]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.715179][  T316]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.715183][  T316]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.715187][  T316]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.715190][  T316]  ? netdev_run_todo (net/core/dev.c:11776)
[   18.715194][  T316]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   18.715197][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.715201][  T316]  ? 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
[   18.715203][  T316]  _printk (kernel/printk/printk.c:2504)
[   18.715207][  T316]  ? snapshot_read.cold (user.c:?)
[   18.715209][  T316]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.715212][  T316]  ? 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
[   18.715213][  T316]  ? __up_write (kernel/locking/rwsem.c:1415)
[   18.715215][  T316]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   18.715218][  T316]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   18.715220][  T316] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   18.715223][  T316]  do_one_initcall (init/main.c:1357)
[   18.715226][  T316]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.715230][  T316]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.715233][  T316]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.715238][  T316]  do_init_module (kernel/module/main.c:3117)
[   18.715242][  T316]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.715246][  T316]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.715249][  T316]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.715253][  T316]  load_module (kernel/module/main.c:3593)
[   18.715259][  T316]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.715263][  T316]  ? __ia32_sys_fsconfig (??:?)
[   18.715266][  T316]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.715270][  T316]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.715273][  T316]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.715276][  T316]  init_module_from_file (kernel/module/main.c:3790)
[   18.715279][  T316]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.715287][  T316]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.715290][  T316]  ? 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)
[   18.715293][  T316]  idempotent_init_module (kernel/module/main.c:3802)
[   18.715297][  T316]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.715303][  T316]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.715305][  T316]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.715311][  T316]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.715313][  T316]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.715316][  T316]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.715318][  T316]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.715321][  T316]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.715323][  T316] RIP: 0033:0x7f096808137d
[   18.715326][  T316] 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
[   18.715328][  T316] RSP: 002b:00007ffee3c4fb48 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.715331][  T316] RAX: ffffffffffffffda RBX: 000055c6425c1810 RCX: 00007f096808137d
[   18.715332][  T316] RDX: 0000000000000000 RSI: 000055c60c43effd RDI: 0000000000000000
[   18.715333][  T316] RBP: 00007ffee3c4fbe0 R08: 0000000000000000 R09: 0000000000000000
[   18.715334][  T316] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c60c43effd
[   18.715334][  T316] R13: 000055c6425c1960 R14: 0000000000040000 R15: 0000000000000000
| [   27.589801][    C2] softirqs last disabled at (727595): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.589803][    C2] Preemption disabled at:
| [   27.589803][    C2] 0x0
| [   27.589814][    C2] Tainted: [W]=WARN
[   27.589815][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.589817][    C2] Call Trace:
[   27.589819][    C2]  <IRQ>
[   27.589821][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.589827][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.589830][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.589834][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.589837][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.589840][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.589842][    C2]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.589846][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.589848][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.589851][    C2]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.589853][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.589855][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   27.589857][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.589859][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.589862][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.589865][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.589867][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.589868][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.589870][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.589873][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.589875][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.589876][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.589878][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.589880][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.589881][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.589884][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.589886][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.589888][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.589889][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.589891][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.589892][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.589894][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.589896][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.589898][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.589899][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.589902][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.589904][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.589915][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.589917][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.589924][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.589930][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   27.589934][    C2]  _printk (kernel/printk/printk.c:2504)
[   27.589937][    C2]  ? snapshot_read.cold (user.c:?)
[   27.589939][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.589943][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.589945][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.589947][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.589949][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.589952][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.589954][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.589956][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.589958][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.589959][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.589966][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.589968][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.589969][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.589976][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.589978][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.589985][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.589992][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.589998][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.590001][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.590003][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.590006][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.590008][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.590010][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.590012][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.590014][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.590020][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.590022][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.590025][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.590027][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.590029][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.590031][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.590033][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.590035][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.590036][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.590038][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.590040][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.590041][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.590043][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.590046][    C2]  </IRQ>
[   27.590046][    C2]  <TASK>
[   27.590047][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.590049][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.590051][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.590054][    C2] 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
[   27.590056][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.590059][    C2] RAX: 00000000000b1a29 RBX: ff11000001bec6c0 RCX: ffffffffaa2f0307
[   27.590060][    C2] RDX: ff11000001bec6c0 RSI: ffffffffad038b01 RDI: ffffffffaca8d8e0
[   27.590061][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.590062][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.590063][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.590064][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.590067][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.590069][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.590071][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.590072][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.590074][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.590076][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.590077][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.590079][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.590081][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.590082][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.590084][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.590086][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.651410][    C2]
| [   27.651520][    C2]
| [   27.651520][    C2] stack backtrace:
| [   27.651688][    C2] Tainted: [W]=WARN
[   27.651689][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.651690][    C2] Call Trace:
[   27.651691][    C2]  <IRQ>
[   27.651693][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.651697][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.651700][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.651703][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.651705][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.651707][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.651709][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.651711][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.651718][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.651721][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.651723][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.651729][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.651731][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.651737][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.651743][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.651749][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   27.651751][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.651753][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.651757][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.651758][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.651760][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.651762][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.651764][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.651773][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.651775][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.651777][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.651780][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.651781][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.651783][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.651785][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.651787][    C2]  handle_softirqs (kernel/softirq.c:645)
[   27.651789][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.651790][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.651792][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.651794][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   27.651795][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.651797][    C2]  </IRQ>
[   27.651797][    C2]  <TASK>
[   27.651798][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.651799][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.651801][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.651804][    C2] 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
[   27.651805][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   27.651807][    C2] RAX: 00000000000b1a29 RBX: ff11000001bec6c0 RCX: ffffffffaa2f0307
[   27.651809][    C2] RDX: ff11000001bec6c0 RSI: ffffffffad038b01 RDI: ffffffffaca8d8e0
[   27.651810][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.651810][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   27.651811][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.651813][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.651815][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.651817][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   27.651818][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.651820][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   27.651821][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.651823][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.651824][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.651826][    C2]  do_idle (kernel/sched/idle.c:355)
[   27.651828][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.651829][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.651830][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.651832][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   45.752434][  T505] softirqs last disabled at (0): 0x0
| [   45.752436][  T505] Preemption disabled at:
| [   45.752437][  T505] 0x0
| [   45.752445][  T505] Tainted: [W]=WARN
[   45.752446][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.752448][  T505] Call Trace:
[   45.752450][  T505]  <TASK>
[   45.752451][  T505]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.752457][  T505]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.752461][  T505]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.752464][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752468][  T505]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   45.752472][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.752474][  T505]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.752478][  T505]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.752480][  T505]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.752482][  T505]  put_chars (drivers/char/virtio_console.c:1176)
[   45.752484][  T505]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.752485][  T505]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   45.752489][  T505]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.752492][  T505]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.752494][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.752496][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752498][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752500][  T505]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.752502][  T505]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.752504][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752506][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752508][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752509][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752511][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.752513][  T505]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.752515][  T505]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.752518][  T505]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.752520][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752521][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.752523][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752524][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.752526][  T505]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.752527][  T505]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.752529][  T505]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.752531][  T505]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.752533][  T505]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.752536][  T505]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.752537][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752539][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.752541][  T505]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   45.752543][  T505]  _printk (kernel/printk/printk.c:2504)
[   45.752546][  T505]  ? snapshot_read.cold (user.c:?)
[   45.752549][  T505]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   45.752553][  T505] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   45.752565][  T505] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   45.752574][  T505] br_device_event (net/bridge/br.c:111) bridge
[   45.752582][  T505]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   45.752586][  T505]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   45.752588][  T505]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   45.752591][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   45.752594][  T505]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   45.752598][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.752600][  T505]  ? netif_change_name (net/core/dev.c:1517)
[   45.752602][  T505]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.752604][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   45.752606][  T505]  ? write_profile (profile.c:?)
[   45.752608][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.752611][  T505]  netif_change_flags (net/core/dev.c:9882)
[   45.752614][  T505]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.752617][  T505]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.752618][  T505]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.752619][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752621][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.752625][  T505]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.752628][  T505]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.752629][  T505]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.752631][  T505]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.752632][  T505]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.752634][  T505]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.752635][  T505]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.752636][  T505]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.752638][  T505]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.752640][  T505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.752641][  T505]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.752644][  T505]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.752645][  T505]  ? __sys_sendmsg (net/socket.c:2799)
[   45.752646][  T505]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.752648][  T505]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.752651][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752653][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752654][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752656][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752658][  T505]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.752661][  T505]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   45.752662][  T505]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.752663][  T505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.752665][  T505]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.752667][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.752669][  T505]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.752671][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752673][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.752674][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752676][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752678][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.752681][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.752683][  T505]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.752684][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   45.752685][  T505]  ? write_profile (profile.c:?)
[   45.752687][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.752688][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752690][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752691][  T505]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.752695][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752699][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752701][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.752702][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.752704][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.752705][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.752707][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.752709][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.752710][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.752712][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.752713][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.752715][  T505]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.752717][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752719][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.752721][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.752723][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.752724][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752726][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752728][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.752729][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.752731][  T505]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.752733][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752735][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.752737][  T505]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.752738][  T505]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.752740][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.752741][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   45.752743][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.752745][  T505]  ___sys_sendmsg (net/socket.c:2767)
[   45.752747][  T505]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.752752][  T505]  __sys_sendmsg (net/socket.c:2799)
[   45.752754][  T505]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.752757][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.752759][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.752760][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.752762][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.752764][  T505] RIP: 0033:0x7facaf34854e
[   45.752766][  T505] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.752768][  T505] RSP: 002b:00007ffd2b593620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.752771][  T505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007facaf34854e
[   45.752773][  T505] RDX: 0000000000000000 RSI: 00007ffd2b5936d0 RDI: 0000000000000005
[   45.752773][  T505] RBP: 00007ffd2b593630 R08: 0000000000000000 R09: 0000000000000000
[   45.752774][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9135de


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