======================================
| [   10.047645][  T187] softirqs last disabled at (36987): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.047647][  T187] Preemption disabled at:
| [   10.047648][  T187] 0x0
| [   10.047658][  T187] Tainted: [W]=WARN
[   10.047659][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.047661][  T187] Call Trace:
[   10.047663][  T187]  <TASK>
[   10.047664][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.047671][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.047676][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.047680][  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)
[   10.047685][  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))
[   10.047688][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.047694][  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)
[   10.047697][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.047700][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.047703][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.047704][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.047709][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.047714][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.047721][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.047723][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.047726][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.047730][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.047734][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.047736][  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))
[   10.047739][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.047742][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.047746][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.047750][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.047752][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.047758][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.047761][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.047762][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.047765][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.047769][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.047770][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.047774][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.047778][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.047781][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.047785][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.047789][  T187]  ? snapshot_read.cold (user.c:?)
[   10.047792][  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)
[   10.047794][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.047798][  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)
[   10.047801][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.047805][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.047807][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.047810][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.047815][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.047818][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.047819][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.047822][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.047825][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.047828][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.047831][  T187] RIP: 0033:0x7f91c4e771b8
[   10.047833][  T187] Code: Unable to access opcode bytes at 0x7f91c4e7718e.

Code starting with the faulting instruction
===========================================
[   10.047834][  T187] RSP: 002b:00007fff1e962a78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.047837][  T187] RAX: ffffffffffffffda RBX: 00007f91c4fa7f88 RCX: 00007f91c4e771b8
[   10.047838][  T187] RDX: 00007f91c4bc1fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.047839][  T187] RBP: 00007fff1e962ad0 R08: 0000000000000000 R09: 0000000000008010
[   10.047840][  T187] R10: 00007fff1e962890 R11: 0000000000000246 R12: 0000000000000001
[   10.047841][  T187] R13: 0000000000000000 R14: 00007f91c4fa6680 R15: 00007f91c4fa7fa0
| [   11.435715][  T235] softirqs last disabled at (13818): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.435718][  T235] Preemption disabled at:
| [   11.435718][  T235] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.435728][  T235] Tainted: [W]=WARN
[   11.435729][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.435731][  T235] Call Trace:
[   11.435732][  T235]  <TASK>
[   11.435734][  T235]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.435740][  T235]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.435742][  T235]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.435747][  T235]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.435751][  T235]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.435756][  T235]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.435758][  T235]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.435764][  T235]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.435767][  T235]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.435770][  T235]  put_chars (drivers/char/virtio_console.c:1176)
[   11.435772][  T235]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.435777][  T235]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.435780][  T235]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.435783][  T235]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.435785][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.435786][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.435790][  T235]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.435792][  T235]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.435795][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.435799][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.435803][  T235]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.435807][  T235]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.435808][  T235]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.435811][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.435814][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.435818][  T235]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.435822][  T235]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.435823][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.435829][  T235]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.435831][  T235]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.435833][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.435835][  T235]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.435839][  T235]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.435841][  T235]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.435844][  T235]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.435848][  T235]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.435850][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.435852][  T235]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.435857][  T235]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.435860][  T235]  _printk (kernel/printk/printk.c:2504)
[   11.435863][  T235]  ? snapshot_read.cold (user.c:?)
[   11.435867][  T235]  ? br_multicast_flood (??:?) bridge
[   11.435880][  T235]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.435881][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.435883][  T235]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.435887][  T235] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.435897][  T235] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.435905][  T235] new_nbp (net/bridge/br_if.c:449) bridge
[   11.435914][  T235] br_add_if (net/bridge/br_if.c:592) bridge
[   11.435921][  T235]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.435925][  T235]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.435928][  T235]  ? __kernel_text_address (kernel/extable.c:79)
[   11.435932][  T235]  do_set_master (net/core/rtnetlink.c:3071)
[   11.435936][  T235]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.435939][  T235]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.435942][  T235]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.435943][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.435946][  T235]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.435949][  T235]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.435952][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.435954][  T235]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.435956][  T235]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.435959][  T235]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.435961][  T235]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.435964][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.435965][  T235]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.435968][  T235]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.435977][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.435979][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.435981][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.435984][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.435985][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.435987][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.435989][  T235]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.435993][  T235]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.435995][  T235]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.435997][  T235]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.436000][  T235]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.436002][  T235]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.436007][  T235]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.436012][  T235]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.436017][  T235]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.436019][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.436023][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.436025][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.436027][  T235]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.436029][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.436032][  T235]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.436034][  T235]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.436037][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.436039][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.436043][  T235]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.436045][  T235]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.436048][  T235]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.436050][  T235]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.436053][  T235]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.436058][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.436060][  T235]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.436064][  T235]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.436068][  T235]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.436070][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.436077][  T235]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.436080][  T235]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.436084][  T235]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.436089][  T235]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.436091][  T235]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.436094][  T235]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.436095][  T235]  ? move_addr_to_kernel (net/socket.c:258)
[   11.436102][  T235]  ___sys_sendmsg (net/socket.c:2767)
[   11.436105][  T235]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.436120][  T235]  __sys_sendmsg (net/socket.c:2799)
[   11.436123][  T235]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.436129][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.436132][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.436135][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.436138][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.436141][  T235] RIP: 0033:0x7f6e1687e54e
[   11.436144][  T235] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.436146][  T235] RSP: 002b:00007ffccfdaf2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.436149][  T235] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6e1687e54e
[   11.436150][  T235] RDX: 0000000000000000 RSI: 00007ffccfdaf370 RDI: 0000000000000005
[   11.436151][  T235] RBP: 00007ffccfdaf2d0 R08: 0000000000000000 R09: 0000000000000000
[   11.436152][  T235] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1be
[   11.436153][  T235] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffccfdafa30
| [   19.165650][  T291] softirqs last disabled at (20204): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2))
| [   19.165654][  T291] Preemption disabled at:
| [   19.165655][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.165668][  T291] Tainted: [W]=WARN
[   19.165669][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.165671][  T291] Call Trace:
[   19.165674][  T291]  <TASK>
[   19.165676][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.165684][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.165688][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.165694][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.165699][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.165707][  T291]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.165711][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.165719][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.165723][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.165728][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   19.165731][  T291]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   19.165734][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.165739][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.165743][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.165750][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.165753][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.165756][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.165764][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.165766][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.165772][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.165776][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.165783][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.165789][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.165792][  T291]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   19.165797][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.165801][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.165808][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.165815][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.165818][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.165827][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.165832][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.165835][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.165838][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.165845][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.165847][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.165853][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.165859][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.165862][  T291]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.165866][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.165869][  T291]  ? validate_chain (kernel/locking/lockdep.c:157 kernel/locking/lockdep.c:202 kernel/locking/lockdep.c:3329 kernel/locking/lockdep.c:3924)
[   19.165871][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.165877][  T291]  _printk (kernel/printk/printk.c:2504)
[   19.165883][  T291]  ? snapshot_read.cold (user.c:?)
[   19.165888][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.165891][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.165894][  T291]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.165899][  T291]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.165905][  T291]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.165909][  T291]  ? netdev_notice (net/core/dev.c:13194)
[   19.165917][  T291]  ? 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)
[   19.165919][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.165924][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.165927][  T291]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   19.165933][  T291]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   19.165941][  T291]  __dev_change_flags (net/core/dev.c:9821)
[   19.165946][  T291]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   19.165950][  T291]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.165954][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   19.165956][  T291]  ? write_profile (profile.c:?)
[   19.165960][  T291]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   19.165968][  T291]  netif_change_flags (net/core/dev.c:9877)
[   19.165979][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   19.165986][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.165990][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.165992][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.165995][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.166000][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.166004][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.166007][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.166012][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.166016][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.166018][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.166023][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.166026][  T291]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   19.166030][  T291]  ? ___sys_sendmsg (net/socket.c:2757)
[   19.166037][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.166040][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.166045][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.166049][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.166051][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.166054][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.166057][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.166062][  T291]  ? __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)
[   19.166066][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.166070][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.166078][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.166088][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.166098][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.166108][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.166111][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.166120][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.166122][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.166126][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.166129][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.166136][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.166139][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.166145][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.166147][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.166155][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.166158][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.166165][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.166167][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.166173][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.166184][  T291]  ? 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))
[   19.166187][  T291]  ? 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))
[   19.166195][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.166201][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.166206][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.166213][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.166220][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.166227][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.166236][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.166240][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.166243][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.166246][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   19.166260][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   19.166264][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.166295][  T291]  __sys_sendmsg (net/socket.c:2799)
[   19.166300][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.166311][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.166317][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.166321][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.166326][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.166330][  T291] RIP: 0033:0x7fabb42aa54e
[   19.166335][  T291] 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
[   19.166337][  T291] RSP: 002b:00007ffc0da1ec50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.166342][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fabb42aa54e
[   19.166344][  T291] RDX: 0000000000000000 RSI: 00007ffc0da1ed00 RDI: 0000000000000005
[   19.166345][  T291] RBP: 00007ffc0da1ec60 R08: 0000000000000000 R09: 0000000000000000
[   19.166347][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1c6
[   19.166348][  T291] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0da1f3c0
| [   26.979264][    C3] softirqs last disabled at (592627): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.979267][    C3] Preemption disabled at:
| [   26.979268][    C3] 0x0
| [   26.979281][    C3] Tainted: [W]=WARN
[   26.979283][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.979285][    C3] Call Trace:
[   26.979287][    C3]  <IRQ>
[   26.979290][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.979297][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.979301][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.979305][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.979309][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979314][    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))
[   26.979318][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.979321][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.979326][    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)
[   26.979329][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.979332][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   26.979334][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.979337][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.979342][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.979346][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.979348][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979351][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979354][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.979358][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.979361][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979363][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979365][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979368][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.979371][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.979374][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.979378][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.979380][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979383][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.979385][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979387][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.979389][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.979392][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.979395][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.979397][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.979401][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.979403][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979420][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.979422][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979432][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979442][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.979447][    C3]  _printk (kernel/printk/printk.c:2504)
[   26.979451][    C3]  ? snapshot_read.cold (user.c:?)
[   26.979453][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.979459][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.979462][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.979465][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.979468][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.979472][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.979475][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.979478][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.979481][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.979484][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979495][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979497][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.979500][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.979511][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.979514][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979525][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.979536][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.979548][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   26.979551][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.979554][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.979558][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.979561][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.979564][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979567][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.979570][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.979582][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.979584][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.979588][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.979592][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.979595][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.979597][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.979601][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979603][    C3]  handle_softirqs (kernel/softirq.c:645)
[   26.979606][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.979609][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.979612][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.979614][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   26.979617][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.979620][    C3]  </IRQ>
[   26.979621][    C3]  <TASK>
[   26.979623][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.979625][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.979629][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.979633][    C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.979636][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   26.979640][    C3] RAX: 0000000000090af1 RBX: ff11000001c88040 RCX: ffffffffa12f0307
[   26.979642][    C3] RDX: ff11000001c88040 RSI: ffffffffa4038b1c RDI: ffffffffa3a8d8e0
[   26.979643][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.979645][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   26.979646][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.979649][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.979653][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.979656][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   26.979658][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.979661][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   26.979663][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.979666][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.979669][    C3]  do_idle (kernel/sched/idle.c:355)
[   26.979672][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.979674][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.979677][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.979680][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.048379][    C3]
| [   27.048443][    C3]
| [   27.048443][    C3] stack backtrace:
| [   27.048654][    C3] Tainted: [W]=WARN
[   27.048655][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.048656][    C3] Call Trace:
[   27.048658][    C3]  <IRQ>
[   27.048660][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.048665][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.048668][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.048671][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.048673][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.048674][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.048677][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.048678][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.048686][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.048689][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.048691][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.048697][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.048699][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.048706][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.048713][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.048720][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   27.048722][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.048724][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.048728][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.048730][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.048731][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.048734][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.048736][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.048742][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.048744][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.048747][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.048749][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.048751][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.048753][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.048755][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.048757][    C3]  handle_softirqs (kernel/softirq.c:645)
[   27.048759][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.048761][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.048763][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.048764][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   27.048766][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.048767][    C3]  </IRQ>
[   27.048768][    C3]  <TASK>
[   27.048769][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.048771][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.048773][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.048775][    C3] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.048777][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   27.048779][    C3] RAX: 0000000000090af1 RBX: ff11000001c88040 RCX: ffffffffa12f0307
[   27.048780][    C3] RDX: ff11000001c88040 RSI: ffffffffa4038b1c RDI: ffffffffa3a8d8e0
[   27.048781][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.048782][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   27.048783][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   27.048784][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.048787][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.048788][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   27.048790][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.048792][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   27.048794][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.048795][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.048798][    C3]  do_idle (kernel/sched/idle.c:355)
[   27.048799][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.048801][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   27.048802][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   27.048804][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   44.103375][  T327] softirqs last disabled at (0): 0x0
| [   44.103377][  T327] Preemption disabled at:
| [   44.103378][  T327] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.103389][  T327] Tainted: [W]=WARN
[   44.103390][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.103392][  T327] Call Trace:
[   44.103393][  T327]  <TASK>
[   44.103395][  T327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.103400][  T327]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.103402][  T327]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.103405][  T327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.103408][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103412][  T327]  __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))
[   44.103416][  T327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.103418][  T327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.103422][  T327]  ? 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)
[   44.103424][  T327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.103426][  T327]  put_chars (drivers/char/virtio_console.c:1176)
[   44.103427][  T327]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   44.103429][  T327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.103431][  T327]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.103433][  T327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.103436][  T327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.103437][  T327]  ? 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)
[   44.103439][  T327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.103440][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103442][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103444][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103446][  T327]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.103448][  T327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.103450][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103452][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103453][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103455][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103457][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.103459][  T327]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.103461][  T327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.103463][  T327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.103465][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103467][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.103468][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103470][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.103471][  T327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.103473][  T327]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.103475][  T327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.103477][  T327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.103479][  T327]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.103481][  T327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.103483][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103485][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103486][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103488][  T327]  _printk (kernel/printk/printk.c:2504)
[   44.103491][  T327]  ? snapshot_read.cold (user.c:?)
[   44.103493][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103495][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103496][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103498][  T327]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.103500][  T327]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.103502][  T327]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.103504][  T327]  ? netdev_notice (net/core/dev.c:13194)
[   44.103505][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103507][  T327]  ? 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)
[   44.103509][  T327]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.103511][  T327]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.103512][  T327]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   44.103515][  T327]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   44.103518][  T327]  __dev_change_flags (net/core/dev.c:9821)
[   44.103523][  T327]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.103524][  T327]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.103527][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   44.103528][  T327]  ? write_profile (profile.c:?)
[   44.103530][  T327]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.103533][  T327]  netif_change_flags (net/core/dev.c:9877)
[   44.103535][  T327]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   44.103540][  T327]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.103541][  T327]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.103543][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103544][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.103548][  T327]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.103551][  T327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.103552][  T327]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.103554][  T327]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.103555][  T327]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.103557][  T327]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.103558][  T327]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.103559][  T327]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.103562][  T327]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.103563][  T327]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.103564][  T327]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.103567][  T327]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.103568][  T327]  ? __sys_sendmsg (net/socket.c:2799)
[   44.103570][  T327]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.103572][  T327]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.103574][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103576][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103577][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103579][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103581][  T327]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.103583][  T327]  ? __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)
[   44.103585][  T327]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.103586][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.103588][  T327]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.103590][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.103592][  T327]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.103594][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103595][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.103597][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103598][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103600][  T327]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.103603][  T327]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.103605][  T327]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.103606][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   44.103607][  T327]  ? write_profile (profile.c:?)
[   44.103609][  T327]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.103610][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103612][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103613][  T327]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.103617][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103618][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103620][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.103621][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.103623][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.103624][  T327]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.103625][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.103628][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.103629][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.103630][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.103632][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.103633][  T327]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.103636][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103637][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.103639][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.103641][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.103643][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103644][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103646][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.103648][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.103650][  T327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.103652][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103654][  T327]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.103655][  T327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.103657][  T327]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.103659][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.103660][  T327]  ? move_addr_to_kernel (net/socket.c:258)
[   44.103662][  T327]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.103664][  T327]  ___sys_sendmsg (net/socket.c:2767)
[   44.103666][  T327]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.103671][  T327]  __sys_sendmsg (net/socket.c:2799)
[   44.103673][  T327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.103675][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.103677][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.103678][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.103681][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.103682][  T327] RIP: 0033:0x7f9ec332f54e
[   44.103684][  T327] 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
[   44.103686][  T327] RSP: 002b:00007fff72f0e6d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.103690][  T327] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ec332f54e
[   44.103691][  T327] RDX: 0000000000000000 RSI: 00007fff72f0e780 RDI: 0000000000000005
[   44.103692][  T327] RBP: 00007fff72f0e6e0 R08: 0000000000000000 R09: 0000000000000000
[   44.103693][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1df
[   44.103694][  T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff72f0ee40
| [   45.389430][  T348] softirqs last disabled at (0): 0x0
| [   45.389432][  T348] Preemption disabled at:
| [   45.389432][  T348] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.389443][  T348] Tainted: [W]=WARN
[   45.389444][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.389446][  T348] Call Trace:
[   45.389447][  T348]  <TASK>
[   45.389449][  T348]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.389454][  T348]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.389456][  T348]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.389460][  T348]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.389463][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389467][  T348]  __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))
[   45.389470][  T348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.389473][  T348]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.389477][  T348]  ? 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)
[   45.389478][  T348]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.389480][  T348]  put_chars (drivers/char/virtio_console.c:1176)
[   45.389482][  T348]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   45.389484][  T348]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.389486][  T348]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   45.389488][  T348]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.389491][  T348]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.389492][  T348]  ? 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)
[   45.389494][  T348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.389495][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389497][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389499][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389501][  T348]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.389503][  T348]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.389505][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389507][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389509][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389510][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389512][  T348]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.389514][  T348]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.389516][  T348]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.389519][  T348]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.389520][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389522][  T348]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.389523][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389525][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.389526][  T348]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.389528][  T348]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.389530][  T348]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.389532][  T348]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.389534][  T348]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.389536][  T348]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.389538][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389540][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389541][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389543][  T348]  _printk (kernel/printk/printk.c:2504)
[   45.389547][  T348]  ? snapshot_read.cold (user.c:?)
[   45.389548][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389550][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389552][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389553][  T348]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.389556][  T348]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.389557][  T348]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.389559][  T348]  ? netdev_notice (net/core/dev.c:13194)
[   45.389561][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389563][  T348]  ? 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)
[   45.389565][  T348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.389566][  T348]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.389568][  T348]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   45.389571][  T348]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   45.389574][  T348]  __dev_change_flags (net/core/dev.c:9821)
[   45.389578][  T348]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.389580][  T348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.389583][  T348]  ? __kernel_text_address (kernel/extable.c:79)
[   45.389584][  T348]  ? write_profile (profile.c:?)
[   45.389586][  T348]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.389589][  T348]  netif_change_flags (net/core/dev.c:9877)
[   45.389591][  T348]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.389596][  T348]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.389597][  T348]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.389598][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389600][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.389604][  T348]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.389607][  T348]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.389608][  T348]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.389609][  T348]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.389611][  T348]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.389613][  T348]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.389614][  T348]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.389615][  T348]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.389617][  T348]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.389619][  T348]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.389620][  T348]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.389622][  T348]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.389624][  T348]  ? __sys_sendmsg (net/socket.c:2799)
[   45.389625][  T348]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.389628][  T348]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.389630][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389632][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389633][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389635][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389636][  T348]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.389639][  T348]  ? __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)
[   45.389641][  T348]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.389642][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.389644][  T348]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.389646][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.389648][  T348]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.389650][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389652][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.389653][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389654][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389656][  T348]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.389660][  T348]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.389661][  T348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.389663][  T348]  ? __kernel_text_address (kernel/extable.c:79)
[   45.389664][  T348]  ? write_profile (profile.c:?)
[   45.389665][  T348]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.389666][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389668][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389670][  T348]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.389673][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389674][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389676][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.389678][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.389679][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.389680][  T348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.389682][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.389684][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.389686][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.389687][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.389688][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.389690][  T348]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.389692][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389694][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.389696][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.389698][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.389700][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389701][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389703][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.389705][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.389707][  T348]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.389709][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389710][  T348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.389712][  T348]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.389714][  T348]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.389715][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.389717][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   45.389719][  T348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.389721][  T348]  ___sys_sendmsg (net/socket.c:2767)
[   45.389723][  T348]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.389728][  T348]  __sys_sendmsg (net/socket.c:2799)
[   45.389729][  T348]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.389732][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.389734][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.389736][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.389738][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.389739][  T348] RIP: 0033:0x7fa49ae0354e
[   45.389741][  T348] 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
[   45.389743][  T348] RSP: 002b:00007fff191d79c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.389747][  T348] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa49ae0354e
[   45.389748][  T348] RDX: 0000000000000000 RSI: 00007fff191d7a70 RDI: 0000000000000005
[   45.389749][  T348] RBP: 00007fff191d79d0 R08: 0000000000000000 R09: 0000000000000000
[   45.389750][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1e0
[   45.389751][  T348] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff191d8130
| [   46.647350][  T359] softirqs last disabled at (0): 0x0
| [   46.647352][  T359] Preemption disabled at:
| [   46.647352][  T359] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.647363][  T359] Tainted: [W]=WARN
[   46.647364][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.647366][  T359] Call Trace:
[   46.647367][  T359]  <TASK>
[   46.647368][  T359]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.647374][  T359]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.647376][  T359]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.647380][  T359]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.647383][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647386][  T359]  __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))
[   46.647390][  T359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.647392][  T359]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.647396][  T359]  ? 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)
[   46.647398][  T359]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.647400][  T359]  put_chars (drivers/char/virtio_console.c:1176)
[   46.647402][  T359]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   46.647403][  T359]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.647405][  T359]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.647408][  T359]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.647411][  T359]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.647412][  T359]  ? 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)
[   46.647414][  T359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.647415][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647417][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647418][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647421][  T359]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.647423][  T359]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.647425][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647427][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647428][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647430][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647432][  T359]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.647433][  T359]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.647436][  T359]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.647438][  T359]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.647440][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647442][  T359]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.647443][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647445][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.647446][  T359]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.647448][  T359]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.647450][  T359]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.647452][  T359]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.647454][  T359]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.647456][  T359]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.647458][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647460][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647461][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647463][  T359]  _printk (kernel/printk/printk.c:2504)
[   46.647466][  T359]  ? snapshot_read.cold (user.c:?)
[   46.647468][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647470][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647471][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647473][  T359]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.647475][  T359]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.647477][  T359]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.647479][  T359]  ? netdev_notice (net/core/dev.c:13194)
[   46.647481][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647483][  T359]  ? 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)
[   46.647484][  T359]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.647486][  T359]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.647488][  T359]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   46.647491][  T359]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.647493][  T359]  __dev_change_flags (net/core/dev.c:9821)
[   46.647498][  T359]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   46.647500][  T359]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.647502][  T359]  ? __kernel_text_address (kernel/extable.c:79)
[   46.647503][  T359]  ? write_profile (profile.c:?)
[   46.647506][  T359]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.647508][  T359]  netif_change_flags (net/core/dev.c:9877)
[   46.647511][  T359]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   46.647515][  T359]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.647516][  T359]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.647518][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647519][  T359]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.647523][  T359]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.647526][  T359]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.647527][  T359]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.647529][  T359]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.647530][  T359]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.647532][  T359]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.647533][  T359]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.647534][  T359]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.647536][  T359]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.647538][  T359]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.647539][  T359]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.647541][  T359]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.647543][  T359]  ? __sys_sendmsg (net/socket.c:2799)
[   46.647545][  T359]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.647547][  T359]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.647549][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647551][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647552][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647554][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647555][  T359]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.647557][  T359]  ? __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)
[   46.647560][  T359]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.647561][  T359]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.647562][  T359]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.647564][  T359]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.647566][  T359]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.647568][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647570][  T359]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.647571][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647573][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647575][  T359]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.647578][  T359]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.647580][  T359]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.647581][  T359]  ? __kernel_text_address (kernel/extable.c:79)
[   46.647582][  T359]  ? write_profile (profile.c:?)
[   46.647583][  T359]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.647585][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647586][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647588][  T359]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.647591][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647592][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647594][  T359]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.647595][  T359]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.647597][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.647598][  T359]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.647600][  T359]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.647602][  T359]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.647603][  T359]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.647605][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.647606][  T359]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.647608][  T359]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.647610][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647612][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.647613][  T359]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.647615][  T359]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.647617][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647618][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647620][  T359]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.647622][  T359]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.647624][  T359]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.647626][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647627][  T359]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.647629][  T359]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.647631][  T359]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.647632][  T359]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.647634][  T359]  ? move_addr_to_kernel (net/socket.c:258)
[   46.647635][  T359]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.647638][  T359]  ___sys_sendmsg (net/socket.c:2767)
[   46.647639][  T359]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.647644][  T359]  __sys_sendmsg (net/socket.c:2799)
[   46.647646][  T359]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.647648][  T359]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.647650][  T359]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.647652][  T359]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.647654][  T359]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.647655][  T359] RIP: 0033:0x7f115d0d754e
[   46.647657][  T359] 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
[   46.647659][  T359] RSP: 002b:00007fff60d526c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.647663][  T359] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f115d0d754e
[   46.647664][  T359] RDX: 0000000000000000 RSI: 00007fff60d52770 RDI: 0000000000000005
[   46.647665][  T359] RBP: 00007fff60d526d0 R08: 0000000000000000 R09: 0000000000000000
[   46.647666][  T359] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1e2
[   46.647667][  T359] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff60d52e30
| [   47.893767][  T371] softirqs last disabled at (0): 0x0
| [   47.893769][  T371] Preemption disabled at:
| [   47.893769][  T371] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.893780][  T371] Tainted: [W]=WARN
[   47.893781][  T371] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.893783][  T371] Call Trace:
[   47.893784][  T371]  <TASK>
[   47.893785][  T371]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.893790][  T371]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.893792][  T371]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.893796][  T371]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.893799][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893803][  T371]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   47.893806][  T371]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.893809][  T371]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.893813][  T371]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.893815][  T371]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.893817][  T371]  put_chars (drivers/char/virtio_console.c:1176)
[   47.893818][  T371]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   47.893820][  T371]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.893822][  T371]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.893824][  T371]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.893828][  T371]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.893829][  T371]  ? 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)
[   47.893831][  T371]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.893832][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893833][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893835][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893837][  T371]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.893840][  T371]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.893842][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893843][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893845][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893847][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893848][  T371]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.893850][  T371]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.893852][  T371]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.893855][  T371]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.893857][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893858][  T371]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.893860][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893861][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.893863][  T371]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.893864][  T371]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.893866][  T371]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.893868][  T371]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.893870][  T371]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.893872][  T371]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.893874][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893876][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893877][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893879][  T371]  _printk (kernel/printk/printk.c:2504)
[   47.893883][  T371]  ? snapshot_read.cold (user.c:?)
[   47.893885][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893886][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893888][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893889][  T371]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.893892][  T371]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.893894][  T371]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.893895][  T371]  ? netdev_notice (net/core/dev.c:13194)
[   47.893897][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893899][  T371]  ? 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)
[   47.893900][  T371]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.893902][  T371]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.893904][  T371]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.893906][  T371]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   47.893909][  T371]  __dev_change_flags (net/core/dev.c:9821)
[   47.893914][  T371]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   47.893916][  T371]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.893918][  T371]  ? __kernel_text_address (kernel/extable.c:79)
[   47.893919][  T371]  ? write_profile (profile.c:?)
[   47.893921][  T371]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.893924][  T371]  netif_change_flags (net/core/dev.c:9877)
[   47.893927][  T371]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   47.893931][  T371]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.893933][  T371]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.893934][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893935][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.893939][  T371]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.893942][  T371]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.893944][  T371]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.893945][  T371]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.893946][  T371]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.893948][  T371]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.893949][  T371]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.893950][  T371]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.893953][  T371]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.893954][  T371]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.893955][  T371]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.893958][  T371]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.893959][  T371]  ? __sys_sendmsg (net/socket.c:2799)
[   47.893961][  T371]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.893963][  T371]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.893965][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893967][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893969][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893970][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893972][  T371]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.893974][  T371]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   47.893976][  T371]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.893977][  T371]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.893979][  T371]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.893981][  T371]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.893983][  T371]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.893985][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893987][  T371]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.893988][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.893989][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.893991][  T371]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.893994][  T371]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.893996][  T371]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.893998][  T371]  ? __kernel_text_address (kernel/extable.c:79)
[   47.893999][  T371]  ? write_profile (profile.c:?)
[   47.894000][  T371]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.894001][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894003][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894005][  T371]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.894008][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.894009][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894011][  T371]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.894012][  T371]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.894014][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.894015][  T371]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.894017][  T371]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.894025][  T371]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.894027][  T371]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.894029][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.894031][  T371]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.894033][  T371]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.894037][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894039][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.894042][  T371]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.894045][  T371]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.894047][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894049][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894051][  T371]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.894052][  T371]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.894054][  T371]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.894056][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894058][  T371]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.894060][  T371]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.894062][  T371]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.894063][  T371]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.894065][  T371]  ? move_addr_to_kernel (net/socket.c:258)
[   47.894066][  T371]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.894069][  T371]  ___sys_sendmsg (net/socket.c:2767)
[   47.894070][  T371]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.894077][  T371]  __sys_sendmsg (net/socket.c:2799)
[   47.894079][  T371]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.894081][  T371]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.894083][  T371]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.894085][  T371]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.894087][  T371]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.894089][  T371] RIP: 0033:0x7f1badd8a54e
[   47.894091][  T371] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.894092][  T371] RSP: 002b:00007ffd4df9f000 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.894096][  T371] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1badd8a54e
[   47.894098][  T371] RDX: 0000000000000000 RSI: 00007ffd4df9f0b0 RDI: 0000000000000005
[   47.894099][  T371] RBP: 00007ffd4df9f010 R08: 0000000000000000 R09: 0000000000000000
[   47.894099][  T371] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1e3
[   47.894100][  T371] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4df9f770
| [   49.163208][  T382] softirqs last disabled at (0): 0x0
| [   49.163210][  T382] Preemption disabled at:
| [   49.163211][  T382] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.163222][  T382] Tainted: [W]=WARN
[   49.163223][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.163225][  T382] Call Trace:
[   49.163226][  T382]  <TASK>
[   49.163227][  T382]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.163233][  T382]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.163235][  T382]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.163239][  T382]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.163242][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163246][  T382]  __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))
[   49.163249][  T382]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.163252][  T382]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.163256][  T382]  ? 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)
[   49.163257][  T382]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.163259][  T382]  put_chars (drivers/char/virtio_console.c:1176)
[   49.163261][  T382]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   49.163263][  T382]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.163264][  T382]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   49.163267][  T382]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.163270][  T382]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.163271][  T382]  ? 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)
[   49.163273][  T382]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.163274][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163276][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163278][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163280][  T382]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.163282][  T382]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.163284][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163286][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163287][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163289][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163291][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.163293][  T382]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.163295][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.163298][  T382]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.163300][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163301][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.163303][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163304][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.163306][  T382]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.163307][  T382]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.163309][  T382]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.163311][  T382]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.163313][  T382]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.163316][  T382]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.163318][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163319][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163321][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163323][  T382]  _printk (kernel/printk/printk.c:2504)
[   49.163326][  T382]  ? snapshot_read.cold (user.c:?)
[   49.163328][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163330][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163331][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163333][  T382]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.163336][  T382]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.163337][  T382]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.163339][  T382]  ? netdev_notice (net/core/dev.c:13194)
[   49.163341][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163343][  T382]  ? 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)
[   49.163344][  T382]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.163346][  T382]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.163348][  T382]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.163351][  T382]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   49.163354][  T382]  __dev_change_flags (net/core/dev.c:9821)
[   49.163358][  T382]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   49.163360][  T382]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.163362][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   49.163364][  T382]  ? write_profile (profile.c:?)
[   49.163366][  T382]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.163369][  T382]  netif_change_flags (net/core/dev.c:9877)
[   49.163372][  T382]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   49.163376][  T382]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.163377][  T382]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.163378][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163380][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.163384][  T382]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.163386][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.163388][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.163389][  T382]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.163391][  T382]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   49.163392][  T382]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   49.163393][  T382]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.163395][  T382]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.163397][  T382]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.163399][  T382]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.163400][  T382]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.163402][  T382]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.163404][  T382]  ? __sys_sendmsg (net/socket.c:2799)
[   49.163405][  T382]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.163408][  T382]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.163410][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163412][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163413][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163415][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163417][  T382]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.163419][  T382]  ? __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)
[   49.163421][  T382]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.163422][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.163424][  T382]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.163426][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.163428][  T382]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.163430][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163432][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.163433][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163434][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163436][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.163440][  T382]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.163441][  T382]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.163443][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   49.163444][  T382]  ? write_profile (profile.c:?)
[   49.163445][  T382]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.163447][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163448][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163450][  T382]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.163453][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163454][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163456][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.163457][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.163459][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.163460][  T382]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.163462][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.163464][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.163466][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.163467][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.163468][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.163470][  T382]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.163472][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163474][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.163477][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.163480][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.163482][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163484][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163487][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.163489][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.163492][  T382]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.163495][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163498][  T382]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.163500][  T382]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.163503][  T382]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.163505][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.163506][  T382]  ? move_addr_to_kernel (net/socket.c:258)
[   49.163508][  T382]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.163510][  T382]  ___sys_sendmsg (net/socket.c:2767)
[   49.163512][  T382]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.163517][  T382]  __sys_sendmsg (net/socket.c:2799)
[   49.163519][  T382]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.163521][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.163523][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.163525][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.163527][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.163528][  T382] RIP: 0033:0x7f028089a54e
[   49.163530][  T382] 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
[   49.163532][  T382] RSP: 002b:00007ffea10ec490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.163536][  T382] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f028089a54e
[   49.163537][  T382] RDX: 0000000000000000 RSI: 00007ffea10ec540 RDI: 0000000000000005
[   49.163538][  T382] RBP: 00007ffea10ec4a0 R08: 0000000000000000 R09: 0000000000000000
[   49.163539][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1e4
[   49.163540][  T382] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea10ecc00
| [   71.669047][  T438] softirqs last disabled at (0): 0x0
| [   71.669049][  T438] Preemption disabled at:
| [   71.669050][  T438] vprintk_emit (kernel/printk/printk.c:2471)
| [   71.669064][  T438] Tainted: [W]=WARN
[   71.669065][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.669068][  T438] Call Trace:
[   71.669070][  T438]  <TASK>
[   71.669075][  T438]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   71.669081][  T438]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   71.669084][  T438]  __might_resched.cold (kernel/sched/core.c:9234)
[   71.669089][  T438]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   71.669099][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669104][  T438]  __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))
[   71.669108][  T438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.669111][  T438]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.669117][  T438]  ? 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)
[   71.669119][  T438]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.669122][  T438]  put_chars (drivers/char/virtio_console.c:1176)
[   71.669124][  T438]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   71.669127][  T438]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   71.669130][  T438]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   71.669134][  T438]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   71.669139][  T438]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   71.669140][  T438]  ? 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)
[   71.669143][  T438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.669145][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669148][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669150][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669154][  T438]  console_emit_next_record (kernel/printk/printk.c:3183)
[   71.669158][  T438]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   71.669161][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669163][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669165][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669168][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669171][  T438]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   71.669173][  T438]  console_flush_one_record (kernel/printk/printk.c:3268)
[   71.669177][  T438]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   71.669181][  T438]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   71.669183][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669186][  T438]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   71.669188][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669191][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.669193][  T438]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   71.669195][  T438]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   71.669198][  T438]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   71.669201][  T438]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   71.669204][  T438]  vprintk_emit (kernel/printk/printk.c:2479)
[   71.669208][  T438]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   71.669211][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669213][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669216][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669219][  T438]  _printk (kernel/printk/printk.c:2504)
[   71.669223][  T438]  ? snapshot_read.cold (user.c:?)
[   71.669226][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669229][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669231][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669233][  T438]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   71.669237][  T438]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   71.669240][  T438]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   71.669242][  T438]  ? netdev_notice (net/core/dev.c:13194)
[   71.669245][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669248][  T438]  ? 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)
[   71.669251][  T438]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.669253][  T438]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.669256][  T438]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   71.669260][  T438]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   71.669264][  T438]  __dev_change_flags (net/core/dev.c:9821)
[   71.669270][  T438]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   71.669273][  T438]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.669276][  T438]  ? __kernel_text_address (kernel/extable.c:79)
[   71.669278][  T438]  ? write_profile (profile.c:?)
[   71.669281][  T438]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.669286][  T438]  netif_change_flags (net/core/dev.c:9877)
[   71.669289][  T438]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   71.669294][  T438]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   71.669297][  T438]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   71.669299][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669301][  T438]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   71.669306][  T438]  ? kasan_save_stack (mm/kasan/common.c:58)
[   71.669310][  T438]  ? kasan_save_stack (mm/kasan/common.c:57)
[   71.669312][  T438]  ? kasan_save_track (mm/kasan/common.c:78)
[   71.669315][  T438]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.669317][  T438]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   71.669320][  T438]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   71.669322][  T438]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.669324][  T438]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.669327][  T438]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.669329][  T438]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.669331][  T438]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.669335][  T438]  ? ___sys_sendmsg (net/socket.c:2767)
[   71.669337][  T438]  ? __sys_sendmsg (net/socket.c:2799)
[   71.669340][  T438]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.669343][  T438]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.669347][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669349][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669352][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669354][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669357][  T438]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   71.669360][  T438]  ? __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)
[   71.669363][  T438]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   71.669365][  T438]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   71.669368][  T438]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   71.669372][  T438]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   71.669375][  T438]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   71.669379][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669381][  T438]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   71.669383][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669386][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669389][  T438]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   71.669393][  T438]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   71.669396][  T438]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.669398][  T438]  ? __kernel_text_address (kernel/extable.c:79)
[   71.669400][  T438]  ? write_profile (profile.c:?)
[   71.669402][  T438]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.669404][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669407][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669409][  T438]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   71.669413][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669415][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669418][  T438]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   71.669421][  T438]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.669423][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.669426][  T438]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   71.669428][  T438]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   71.669432][  T438]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.669435][  T438]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.669437][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.669439][  T438]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.669442][  T438]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   71.669446][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669448][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.669452][  T438]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.669455][  T438]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.669457][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669460][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669462][  T438]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.669465][  T438]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.669468][  T438]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   71.669471][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669474][  T438]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.669477][  T438]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.669480][  T438]  ? copy_msghdr_from_user (net/socket.c:2650)
[   71.669483][  T438]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   71.669485][  T438]  ? move_addr_to_kernel (net/socket.c:258)
[   71.669487][  T438]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   71.669492][  T438]  ___sys_sendmsg (net/socket.c:2767)
[   71.669494][  T438]  ? copy_msghdr_from_user (net/socket.c:2619)
[   71.669503][  T438]  __sys_sendmsg (net/socket.c:2799)
[   71.669505][  T438]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   71.669510][  T438]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.669513][  T438]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.669515][  T438]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   71.669519][  T438]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.669521][  T438] RIP: 0033:0x7f9b9c79654e
[   71.669524][  T438] 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
[   71.669526][  T438] RSP: 002b:00007fff97237500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.669531][  T438] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9b9c79654e
[   71.669533][  T438] RDX: 0000000000000000 RSI: 00007fff972375b0 RDI: 0000000000000005
[   71.669535][  T438] RBP: 00007fff97237510 R08: 0000000000000000 R09: 0000000000000000
[   71.669536][  T438] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1fb
[   71.669538][  T438] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff97237c70
| [   74.025940][  T459] softirqs last disabled at (0): 0x0
| [   74.025942][  T459] Preemption disabled at:
| [   74.025943][  T459] vprintk_emit (kernel/printk/printk.c:2471)
| [   74.025954][  T459] Tainted: [W]=WARN
[   74.025955][  T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.025957][  T459] Call Trace:
[   74.025958][  T459]  <TASK>
[   74.025960][  T459]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   74.025965][  T459]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   74.025967][  T459]  __might_resched.cold (kernel/sched/core.c:9234)
[   74.025971][  T459]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   74.025974][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.025978][  T459]  __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))
[   74.025981][  T459]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.025984][  T459]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.025988][  T459]  ? 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)
[   74.025990][  T459]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.025992][  T459]  put_chars (drivers/char/virtio_console.c:1176)
[   74.025994][  T459]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   74.025996][  T459]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   74.025998][  T459]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   74.026000][  T459]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   74.026004][  T459]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   74.026005][  T459]  ? 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)
[   74.026007][  T459]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.026008][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026010][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026012][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026014][  T459]  console_emit_next_record (kernel/printk/printk.c:3183)
[   74.026016][  T459]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   74.026018][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026020][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026022][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026023][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026025][  T459]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   74.026027][  T459]  console_flush_one_record (kernel/printk/printk.c:3268)
[   74.026029][  T459]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   74.026032][  T459]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   74.026034][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026035][  T459]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   74.026037][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026039][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.026040][  T459]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   74.026042][  T459]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   74.026044][  T459]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   74.026046][  T459]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   74.026048][  T459]  vprintk_emit (kernel/printk/printk.c:2479)
[   74.026050][  T459]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   74.026052][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026054][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026056][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026058][  T459]  _printk (kernel/printk/printk.c:2504)
[   74.026061][  T459]  ? snapshot_read.cold (user.c:?)
[   74.026063][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026064][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026066][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026068][  T459]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   74.026070][  T459]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   74.026075][  T459]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   74.026077][  T459]  ? netdev_notice (net/core/dev.c:13194)
[   74.026079][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026081][  T459]  ? 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)
[   74.026083][  T459]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.026085][  T459]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.026086][  T459]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   74.026089][  T459]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   74.026093][  T459]  __dev_change_flags (net/core/dev.c:9821)
[   74.026097][  T459]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   74.026099][  T459]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.026108][  T459]  ? __kernel_text_address (kernel/extable.c:79)
[   74.026109][  T459]  ? write_profile (profile.c:?)
[   74.026112][  T459]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.026115][  T459]  netif_change_flags (net/core/dev.c:9877)
[   74.026117][  T459]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   74.026121][  T459]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   74.026123][  T459]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   74.026124][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026126][  T459]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.026130][  T459]  ? kasan_save_stack (mm/kasan/common.c:58)
[   74.026133][  T459]  ? kasan_save_stack (mm/kasan/common.c:57)
[   74.026134][  T459]  ? kasan_save_track (mm/kasan/common.c:78)
[   74.026136][  T459]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   74.026137][  T459]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   74.026139][  T459]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   74.026140][  T459]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.026141][  T459]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.026144][  T459]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.026145][  T459]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.026146][  T459]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.026149][  T459]  ? ___sys_sendmsg (net/socket.c:2767)
[   74.026151][  T459]  ? __sys_sendmsg (net/socket.c:2799)
[   74.026152][  T459]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.026155][  T459]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.026157][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026159][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026160][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026162][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026164][  T459]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   74.026166][  T459]  ? __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)
[   74.026168][  T459]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   74.026169][  T459]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   74.026171][  T459]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   74.026173][  T459]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   74.026175][  T459]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   74.026177][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026179][  T459]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   74.026180][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026182][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026184][  T459]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   74.026187][  T459]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   74.026189][  T459]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.026191][  T459]  ? __kernel_text_address (kernel/extable.c:79)
[   74.026192][  T459]  ? write_profile (profile.c:?)
[   74.026193][  T459]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.026194][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026196][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026198][  T459]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.026201][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026203][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026205][  T459]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   74.026206][  T459]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.026208][  T459]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.026209][  T459]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.026210][  T459]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.026213][  T459]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.026214][  T459]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.026216][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.026217][  T459]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.026219][  T459]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   74.026221][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026223][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.026225][  T459]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.026227][  T459]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.026228][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026230][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026232][  T459]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.026234][  T459]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.026236][  T459]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   74.026238][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026239][  T459]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.026241][  T459]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.026243][  T459]  ? copy_msghdr_from_user (net/socket.c:2650)
[   74.026244][  T459]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   74.026246][  T459]  ? move_addr_to_kernel (net/socket.c:258)
[   74.026248][  T459]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.026250][  T459]  ___sys_sendmsg (net/socket.c:2767)
[   74.026252][  T459]  ? copy_msghdr_from_user (net/socket.c:2619)
[   74.026257][  T459]  __sys_sendmsg (net/socket.c:2799)
[   74.026259][  T459]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   74.026262][  T459]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.026264][  T459]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.026265][  T459]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   74.026267][  T459]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.026269][  T459] RIP: 0033:0x7f376acfe54e
[   74.026271][  T459] 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
[   74.026273][  T459] RSP: 002b:00007ffc53feb610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.026276][  T459] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f376acfe54e
[   74.026278][  T459] RDX: 0000000000000000 RSI: 00007ffc53feb6c0 RDI: 0000000000000005
[   74.026279][  T459] RBP: 00007ffc53feb620 R08: 0000000000000000 R09: 0000000000000000
[   74.026279][  T459] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1fd
[   74.026280][  T459] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc53febd80
| [   76.434687][  T485] softirqs last disabled at (0): 0x0
| [   76.434690][  T485] Preemption disabled at:
| [   76.434691][  T485] vprintk_emit (kernel/printk/printk.c:2471)
| [   76.434705][  T485] Tainted: [W]=WARN
[   76.434706][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.434708][  T485] Call Trace:
[   76.434710][  T485]  <TASK>
[   76.434712][  T485]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   76.434718][  T485]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   76.434721][  T485]  __might_resched.cold (kernel/sched/core.c:9234)
[   76.434725][  T485]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   76.434730][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434734][  T485]  __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))
[   76.434739][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   76.434742][  T485]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   76.434747][  T485]  ? 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)
[   76.434750][  T485]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   76.434753][  T485]  put_chars (drivers/char/virtio_console.c:1176)
[   76.434755][  T485]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   76.434758][  T485]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   76.434761][  T485]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   76.434764][  T485]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   76.434769][  T485]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   76.434771][  T485]  ? 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)
[   76.434773][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   76.434776][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434778][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434781][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.434784][  T485]  console_emit_next_record (kernel/printk/printk.c:3183)
[   76.434787][  T485]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   76.434790][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434793][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434795][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434797][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.434800][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   76.434802][  T485]  console_flush_one_record (kernel/printk/printk.c:3268)
[   76.434806][  T485]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   76.434810][  T485]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   76.434812][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.434815][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   76.434817][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434819][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.434822][  T485]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   76.434824][  T485]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   76.434827][  T485]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   76.434829][  T485]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   76.434833][  T485]  vprintk_emit (kernel/printk/printk.c:2479)
[   76.434836][  T485]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   76.434839][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434841][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.434843][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434846][  T485]  _printk (kernel/printk/printk.c:2504)
[   76.434850][  T485]  ? snapshot_read.cold (user.c:?)
[   76.434853][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434855][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.434858][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434860][  T485]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   76.434864][  T485]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   76.434867][  T485]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   76.434869][  T485]  ? netdev_notice (net/core/dev.c:13194)
[   76.434872][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434875][  T485]  ? 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)
[   76.434877][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   76.434880][  T485]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.434883][  T485]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   76.434887][  T485]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   76.434891][  T485]  __dev_change_flags (net/core/dev.c:9821)
[   76.434897][  T485]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   76.434899][  T485]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   76.434902][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   76.434904][  T485]  ? write_profile (profile.c:?)
[   76.434908][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   76.434912][  T485]  netif_change_flags (net/core/dev.c:9877)
[   76.434916][  T485]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   76.434921][  T485]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   76.434923][  T485]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   76.434925][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434927][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   76.434933][  T485]  ? kasan_save_stack (mm/kasan/common.c:58)
[   76.434936][  T485]  ? kasan_save_stack (mm/kasan/common.c:57)
[   76.434938][  T485]  ? kasan_save_track (mm/kasan/common.c:78)
[   76.434941][  T485]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   76.434943][  T485]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   76.434945][  T485]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   76.434947][  T485]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   76.434949][  T485]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   76.434953][  T485]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.434955][  T485]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   76.434957][  T485]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   76.434961][  T485]  ? ___sys_sendmsg (net/socket.c:2767)
[   76.434963][  T485]  ? __sys_sendmsg (net/socket.c:2799)
[   76.434965][  T485]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   76.434969][  T485]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.434972][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434974][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.434976][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434979][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.434981][  T485]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   76.434984][  T485]  ? __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)
[   76.434987][  T485]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   76.434989][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   76.434992][  T485]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   76.434996][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   76.434999][  T485]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   76.435002][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435005][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.435007][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.435009][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435012][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   76.435016][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   76.435019][  T485]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   76.435021][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   76.435023][  T485]  ? write_profile (profile.c:?)
[   76.435024][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   76.435027][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435029][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435031][  T485]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   76.435036][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.435038][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435041][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.435043][  T485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   76.435046][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.435048][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   76.435050][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   76.435054][  T485]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   76.435056][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.435058][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.435061][  T485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.435063][  T485]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   76.435067][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435074][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.435077][  T485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.435080][  T485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.435083][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435085][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435088][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.435091][  T485]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   76.435094][  T485]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   76.435097][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435099][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.435102][  T485]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   76.435105][  T485]  ? copy_msghdr_from_user (net/socket.c:2650)
[   76.435111][  T485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   76.435113][  T485]  ? move_addr_to_kernel (net/socket.c:258)
[   76.435115][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   76.435120][  T485]  ___sys_sendmsg (net/socket.c:2767)
[   76.435122][  T485]  ? copy_msghdr_from_user (net/socket.c:2619)
[   76.435130][  T485]  __sys_sendmsg (net/socket.c:2799)
[   76.435133][  T485]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   76.435137][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.435141][  T485]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   76.435142][  T485]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   76.435146][  T485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.435148][  T485] RIP: 0033:0x7f0a597e254e
[   76.435151][  T485] 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
[   76.435153][  T485] RSP: 002b:00007ffc5eafaad0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.435158][  T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0a597e254e
[   76.435160][  T485] RDX: 0000000000000000 RSI: 00007ffc5eafab80 RDI: 0000000000000005
[   76.435161][  T485] RBP: 00007ffc5eafaae0 R08: 0000000000000000 R09: 0000000000000000
[   76.435162][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e1ff
[   76.435164][  T485] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5eafb240
| [   89.105607][  T523] softirqs last disabled at (0): 0x0
| [   89.105609][  T523] Preemption disabled at:
| [   89.105609][  T523] 0x0
| [   89.105618][  T523] Tainted: [W]=WARN
[   89.105619][  T523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.105621][  T523] Call Trace:
[   89.105623][  T523]  <TASK>
[   89.105624][  T523]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.105630][  T523]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.105634][  T523]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.105638][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105642][  T523]  __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))
[   89.105646][  T523]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.105649][  T523]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.105653][  T523]  ? 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)
[   89.105655][  T523]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.105657][  T523]  put_chars (drivers/char/virtio_console.c:1176)
[   89.105659][  T523]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.105661][  T523]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   89.105664][  T523]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.105668][  T523]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.105670][  T523]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.105671][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105673][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105676][  T523]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.105678][  T523]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.105680][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105682][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105684][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105685][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105687][  T523]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   89.105689][  T523]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.105691][  T523]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.105694][  T523]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.105696][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105697][  T523]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.105699][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105701][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.105702][  T523]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   89.105704][  T523]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   89.105706][  T523]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.105708][  T523]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.105710][  T523]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.105713][  T523]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.105715][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105717][  T523]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   89.105719][  T523]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   89.105721][  T523]  _printk (kernel/printk/printk.c:2504)
[   89.105724][  T523]  ? snapshot_read.cold (user.c:?)
[   89.105726][  T523]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   89.105731][  T523] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   89.105745][  T523] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   89.105753][  T523] br_device_event (net/bridge/br.c:111) bridge
[   89.105763][  T523]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   89.105766][  T523]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   89.105769][  T523]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   89.105772][  T523]  notifier_call_chain (kernel/notifier.c:85)
[   89.105775][  T523]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   89.105779][  T523]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   89.105781][  T523]  ? netif_change_name (net/core/dev.c:1517)
[   89.105783][  T523]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   89.105785][  T523]  ? __kernel_text_address (kernel/extable.c:79)
[   89.105787][  T523]  ? write_profile (profile.c:?)
[   89.105789][  T523]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.105792][  T523]  netif_change_flags (net/core/dev.c:9882)
[   89.105795][  T523]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   89.105798][  T523]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   89.105799][  T523]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   89.105800][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105802][  T523]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.105806][  T523]  ? kasan_save_stack (mm/kasan/common.c:58)
[   89.105809][  T523]  ? kasan_save_stack (mm/kasan/common.c:57)
[   89.105810][  T523]  ? kasan_save_track (mm/kasan/common.c:78)
[   89.105812][  T523]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   89.105813][  T523]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   89.105815][  T523]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   89.105816][  T523]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.105817][  T523]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.105820][  T523]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.105822][  T523]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.105823][  T523]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.105826][  T523]  ? ___sys_sendmsg (net/socket.c:2767)
[   89.105827][  T523]  ? __sys_sendmsg (net/socket.c:2799)
[   89.105829][  T523]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.105831][  T523]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.105833][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105835][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105837][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105838][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105840][  T523]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   89.105843][  T523]  ? __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)
[   89.105845][  T523]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   89.105846][  T523]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   89.105848][  T523]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   89.105850][  T523]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   89.105852][  T523]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   89.105854][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105856][  T523]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.105857][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105858][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105861][  T523]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   89.105864][  T523]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   89.105866][  T523]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   89.105867][  T523]  ? __kernel_text_address (kernel/extable.c:79)
[   89.105868][  T523]  ? write_profile (profile.c:?)
[   89.105869][  T523]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.105871][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105873][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105874][  T523]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   89.105878][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105879][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105881][  T523]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.105883][  T523]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.105884][  T523]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.105886][  T523]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.105887][  T523]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.105890][  T523]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.105891][  T523]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.105892][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.105894][  T523]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.105895][  T523]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   89.105898][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105900][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.105902][  T523]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.105904][  T523]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.105906][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105907][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105909][  T523]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.105911][  T523]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.105913][  T523]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   89.105915][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105916][  T523]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.105918][  T523]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.105920][  T523]  ? copy_msghdr_from_user (net/socket.c:2650)
[   89.105922][  T523]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   89.105923][  T523]  ? move_addr_to_kernel (net/socket.c:258)
[   89.105925][  T523]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.105927][  T523]  ___sys_sendmsg (net/socket.c:2767)
[   89.105929][  T523]  ? copy_msghdr_from_user (net/socket.c:2619)
[   89.105934][  T523]  __sys_sendmsg (net/socket.c:2799)
[   89.105936][  T523]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   89.105939][  T523]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.105941][  T523]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.105942][  T523]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   89.105945][  T523]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.105947][  T523] RIP: 0033:0x7f160ad2c54e
[   89.105949][  T523] 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
[   89.105951][  T523] RSP: 002b:00007ffe984f9a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.105955][  T523] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f160ad2c54e
[   89.105956][  T523] RDX: 0000000000000000 RSI: 00007ffe984f9b00 RDI: 0000000000000005
[   89.105957][  T523] RBP: 00007ffe984f9a60 R08: 0000000000000000 R09: 0000000000000000
[   89.105958][  T523] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e20c
[   89.105959][  T523] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe984fa1c0
| [   98.597506][  T552] softirqs last disabled at (0): 0x0
| [   98.597508][  T552] Preemption disabled at:
| [   98.597508][  T552] vprintk_emit (kernel/printk/printk.c:2471)
| [   98.597519][  T552] Tainted: [W]=WARN
[   98.597520][  T552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.597523][  T552] Call Trace:
[   98.597524][  T552]  <TASK>
[   98.597525][  T552]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   98.597531][  T552]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   98.597533][  T552]  __might_resched.cold (kernel/sched/core.c:9234)
[   98.597537][  T552]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   98.597540][  T552]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   98.597543][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597546][  T552]  __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))
[   98.597549][  T552]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   98.597552][  T552]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.597556][  T552]  ? 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)
[   98.597557][  T552]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.597559][  T552]  put_chars (drivers/char/virtio_console.c:1176)
[   98.597561][  T552]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   98.597563][  T552]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   98.597566][  T552]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   98.597569][  T552]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   98.597570][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597572][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597574][  T552]  console_emit_next_record (kernel/printk/printk.c:3183)
[   98.597577][  T552]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   98.597578][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597580][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597582][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597583][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597585][  T552]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   98.597587][  T552]  console_flush_one_record (kernel/printk/printk.c:3268)
[   98.597589][  T552]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   98.597592][  T552]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   98.597594][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597595][  T552]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   98.597597][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597598][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.597600][  T552]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   98.597601][  T552]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   98.597604][  T552]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   98.597606][  T552]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   98.597608][  T552]  vprintk_emit (kernel/printk/printk.c:2479)
[   98.597610][  T552]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   98.597612][  T552]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.597615][  T552]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.597617][  T552]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.597619][  T552]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   98.597621][  T552]  ? ___sys_sendmsg (net/socket.c:2767)
[   98.597623][  T552]  ? __sys_sendmsg (net/socket.c:2799)
[   98.597624][  T552]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.597628][  T552]  _printk (kernel/printk/printk.c:2504)
[   98.597631][  T552]  ? snapshot_read.cold (user.c:?)
[   98.597633][  T552]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   98.597636][  T552]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   98.597638][  T552]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   98.597640][  T552]  ? netdev_notice (net/core/dev.c:13194)
[   98.597641][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597643][  T552]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   98.597645][  T552]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   98.597647][  T552]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   98.597649][  T552]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   98.597651][  T552]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   98.597654][  T552]  dev_set_allmulti (net/core/dev_api.c:315)
[   98.597657][  T552] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   98.597669][  T552]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   98.597673][  T552]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.597676][  T552] br_del_if (net/bridge/br_if.c:732) bridge
[   98.597682][  T552]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   98.597685][  T552]  do_set_master (net/core/rtnetlink.c:3055)
[   98.597687][  T552]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   98.597690][  T552]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   98.597692][  T552]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   98.597694][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597695][  T552]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   98.597699][  T552]  ? kasan_save_stack (mm/kasan/common.c:58)
[   98.597701][  T552]  ? kasan_save_stack (mm/kasan/common.c:57)
[   98.597703][  T552]  ? kasan_save_track (mm/kasan/common.c:78)
[   98.597704][  T552]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   98.597706][  T552]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   98.597708][  T552]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   98.597709][  T552]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.597710][  T552]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   98.597711][  T552]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.597713][  T552]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.597714][  T552]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   98.597715][  T552]  ? ___sys_sendmsg (net/socket.c:2767)
[   98.597717][  T552]  ? __sys_sendmsg (net/socket.c:2799)
[   98.597718][  T552]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.597719][  T552]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.597722][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597723][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597725][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597726][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597728][  T552]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   98.597730][  T552]  ? __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)
[   98.597733][  T552]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   98.597734][  T552]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   98.597735][  T552]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   98.597737][  T552]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.597739][  T552]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   98.597741][  T552]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   98.597743][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597745][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   98.597746][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597748][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597750][  T552]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   98.597751][  T552]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   98.597753][  T552]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.597755][  T552]  ? __kernel_text_address (kernel/extable.c:79)
[   98.597756][  T552]  ? write_profile (profile.c:?)
[   98.597757][  T552]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   98.597759][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597761][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597763][  T552]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   98.597766][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597768][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597770][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   98.597771][  T552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.597773][  T552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.597774][  T552]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   98.597775][  T552]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   98.597778][  T552]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   98.597779][  T552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.597780][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.597782][  T552]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.597783][  T552]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   98.597786][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597788][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.597790][  T552]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.597792][  T552]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.597793][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597795][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597797][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.597798][  T552]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.597800][  T552]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   98.597802][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597804][  T552]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.597806][  T552]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   98.597807][  T552]  ? copy_msghdr_from_user (net/socket.c:2650)
[   98.597809][  T552]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   98.597811][  T552]  ? move_addr_to_kernel (net/socket.c:258)
[   98.597812][  T552]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   98.597815][  T552]  ___sys_sendmsg (net/socket.c:2767)
[   98.597816][  T552]  ? copy_msghdr_from_user (net/socket.c:2619)
[   98.597821][  T552]  __sys_sendmsg (net/socket.c:2799)
[   98.597823][  T552]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   98.597826][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.597828][  T552]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.597829][  T552]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   98.597832][  T552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.597833][  T552] RIP: 0033:0x7fb66a7d154e
[   98.597835][  T552] 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
[   98.597837][  T552] RSP: 002b:00007ffcf535ff40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.597841][  T552] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fb66a7d154e
[   98.597842][  T552] RDX: 0000000000000000 RSI: 00007ffcf535fff0 RDI: 0000000000000005
[   98.597843][  T552] RBP: 00007ffcf535ff50 R08: 0000000000000000 R09: 0000000000000000
[   98.597844][  T552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e216
[   98.597845][  T552] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf53606b0
| [  102.971038][  T566] softirqs last disabled at (0): 0x0
| [  102.971040][  T566] Preemption disabled at:
| [  102.971041][  T566] vprintk_emit (kernel/printk/printk.c:2471)
| [  102.971055][  T566] Tainted: [W]=WARN
[  102.971056][  T566] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  102.971058][  T566] Call Trace:
[  102.971060][  T566]  <TASK>
[  102.971062][  T566]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  102.971068][  T566]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  102.971071][  T566]  __might_resched.cold (kernel/sched/core.c:9234)
[  102.971078][  T566]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  102.971082][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971087][  T566]  __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))
[  102.971092][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.971095][  T566]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.971100][  T566]  ? 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)
[  102.971102][  T566]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  102.971105][  T566]  put_chars (drivers/char/virtio_console.c:1176)
[  102.971108][  T566]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  102.971110][  T566]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  102.971113][  T566]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  102.971116][  T566]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  102.971121][  T566]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  102.971123][  T566]  ? 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)
[  102.971126][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.971128][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971130][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971133][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971136][  T566]  console_emit_next_record (kernel/printk/printk.c:3183)
[  102.971140][  T566]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  102.971142][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971145][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971147][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971150][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971153][  T566]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  102.971155][  T566]  console_flush_one_record (kernel/printk/printk.c:3268)
[  102.971158][  T566]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  102.971162][  T566]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  102.971165][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971167][  T566]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  102.971169][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971172][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.971174][  T566]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  102.971176][  T566]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  102.971179][  T566]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  102.971182][  T566]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  102.971185][  T566]  vprintk_emit (kernel/printk/printk.c:2479)
[  102.971193][  T566]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  102.971196][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971198][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971201][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971204][  T566]  _printk (kernel/printk/printk.c:2504)
[  102.971208][  T566]  ? snapshot_read.cold (user.c:?)
[  102.971211][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971213][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971216][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971218][  T566]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  102.971221][  T566]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  102.971224][  T566]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  102.971227][  T566]  ? netdev_notice (net/core/dev.c:13194)
[  102.971229][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971232][  T566]  ? 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)
[  102.971235][  T566]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  102.971238][  T566]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.971240][  T566]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  102.971244][  T566]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  102.971248][  T566]  __dev_change_flags (net/core/dev.c:9821)
[  102.971254][  T566]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[  102.971256][  T566]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  102.971259][  T566]  ? __kernel_text_address (kernel/extable.c:79)
[  102.971261][  T566]  ? write_profile (profile.c:?)
[  102.971264][  T566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.971269][  T566]  netif_change_flags (net/core/dev.c:9877)
[  102.971272][  T566]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[  102.971278][  T566]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  102.971280][  T566]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  102.971282][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971284][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  102.971289][  T566]  ? kasan_save_stack (mm/kasan/common.c:58)
[  102.971293][  T566]  ? kasan_save_stack (mm/kasan/common.c:57)
[  102.971295][  T566]  ? kasan_save_track (mm/kasan/common.c:78)
[  102.971297][  T566]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  102.971299][  T566]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  102.971301][  T566]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  102.971303][  T566]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.971305][  T566]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.971308][  T566]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.971310][  T566]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.971312][  T566]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  102.971316][  T566]  ? ___sys_sendmsg (net/socket.c:2767)
[  102.971318][  T566]  ? __sys_sendmsg (net/socket.c:2799)
[  102.971320][  T566]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.971324][  T566]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.971327][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971330][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971332][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971334][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971337][  T566]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  102.971340][  T566]  ? __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)
[  102.971342][  T566]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  102.971345][  T566]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  102.971347][  T566]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  102.971351][  T566]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  102.971354][  T566]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  102.971357][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971360][  T566]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  102.971362][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971364][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971367][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  102.971371][  T566]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  102.971373][  T566]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  102.971375][  T566]  ? __kernel_text_address (kernel/extable.c:79)
[  102.971377][  T566]  ? write_profile (profile.c:?)
[  102.971379][  T566]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  102.971381][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971384][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971386][  T566]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  102.971390][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971392][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971395][  T566]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  102.971397][  T566]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  102.971400][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.971402][  T566]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  102.971404][  T566]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  102.971408][  T566]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  102.971410][  T566]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  102.971412][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.971415][  T566]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  102.971417][  T566]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  102.971421][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971423][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.971426][  T566]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  102.971429][  T566]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  102.971432][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971434][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971436][  T566]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  102.971439][  T566]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  102.971442][  T566]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  102.971445][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971448][  T566]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  102.971451][  T566]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  102.971453][  T566]  ? copy_msghdr_from_user (net/socket.c:2650)
[  102.971456][  T566]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  102.971458][  T566]  ? move_addr_to_kernel (net/socket.c:258)
[  102.971460][  T566]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  102.971464][  T566]  ___sys_sendmsg (net/socket.c:2767)
[  102.971467][  T566]  ? copy_msghdr_from_user (net/socket.c:2619)
[  102.971475][  T566]  __sys_sendmsg (net/socket.c:2799)
[  102.971478][  T566]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  102.971482][  T566]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  102.971485][  T566]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  102.971487][  T566]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  102.971490][  T566]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  102.971493][  T566] RIP: 0033:0x7f59718a654e
[  102.971495][  T566] 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
[  102.971498][  T566] RSP: 002b:00007fffbd7e0a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  102.971503][  T566] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f59718a654e
[  102.971504][  T566] RDX: 0000000000000000 RSI: 00007fffbd7e0ae0 RDI: 0000000000000005
[  102.971506][  T566] RBP: 00007fffbd7e0a40 R08: 0000000000000000 R09: 0000000000000000
[  102.971508][  T566] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e21a


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
dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars